Moodle release 3.8.9

Without this, people can craft URLs that other users might use not realising
what they do - and as a XSS vulnerability, it could do any number of things the
clicking-user has access to do on the site.

Change-Id: I82adc71e8706d8929011b4b24523d5b62b8ccea1

.eslintignore

@@ -4,8 +4,8 @@
 node_modules/
 vendor/
 admin/tool/policy/amd/src/jquery-eu-cookie-law-popup.js
-admin/tool/usertours/amd/src/tour.js
 auth/cas/CAS/
+cache/stores/mongodb/MongoDB/
 enrol/lti/ims-blti/
 filter/algebra/AlgParser.pm
 filter/tex/mimetex.*
@@ -19,15 +19,12 @@ lib/mlbackend/php/phpml/
 lib/adodb/
 lib/bennu/
 lib/evalmath/
-lib/lessphp/
-lib/phpexcel/
+lib/phpspreadsheet/
 lib/google/
 lib/htmlpurifier/
 lib/jabber/
 lib/minify/matthiasmullie-minify/
 lib/minify/matthiasmullie-pathconverter/
-lib/pear/Auth/RADIUS.php
-lib/pear/Crypt/CHAP.php
 lib/pear/HTML/Common.php
 lib/pear/HTML/QuickForm.php
 lib/pear/HTML/QuickForm/
@@ -41,7 +38,6 @@ lib/yuilib/gallery/
 lib/jquery/
 lib/html2text/
 lib/markdown/
-lib/recaptchalib.php
 lib/xhprof/
 lib/horde/
 lib/requirejs/
@@ -63,6 +59,11 @@ lib/amd/src/adapter.js
 lib/validateurlsyntax.php
 lib/amd/src/popper.js
 lib/geopattern-php/
+lib/php-jwt/
+lib/babel-polyfill/
+lib/mdn-polyfills/
+lib/emoji-data/
+lib/h5p/
 media/player/videojs/amd/src/video-lazy.js
 media/player/videojs/amd/src/Youtube-lazy.js
 media/player/videojs/videojs/
@@ -76,15 +77,14 @@ theme/boost/amd/src/button.js
 theme/boost/amd/src/carousel.js
 theme/boost/amd/src/collapse.js
 theme/boost/amd/src/dropdown.js
+theme/boost/amd/src/index.js
 theme/boost/amd/src/modal.js
 theme/boost/amd/src/popover.js
+theme/boost/amd/src/sanitizer.js
 theme/boost/amd/src/scrollspy.js
 theme/boost/amd/src/tab.js
+theme/boost/amd/src/toast.js
 theme/boost/amd/src/tooltip.js
 theme/boost/amd/src/util.js
 theme/boost/amd/src/tether.js
-theme/boost/scss/fontawesome/
-theme/bootstrapbase/less/bootstrap/
-theme/bootstrapbase/javascript/html5shiv.js
-theme/bootstrapbase/amd/src/bootstrap.js
-theme/bootstrapbase/less/fontawesome/
+theme/boost/scss/fontawesome/

.eslintrc

@@ -1,5 +1,6 @@
 {
   'plugins': [
+    'babel',
     'promise',
   ],
   'env': {
@@ -203,11 +204,45 @@
       }
     },
     {
-      files: ["**/amd/src/*.js"],
+      files: ["**/amd/src/*.js", "**/amd/src/**/*.js", "Gruntfile*.js", "babel-plugin-add-module-to-define.js"],
+      // We support es6 now. Woot!
+      env: {
+        es6: true
+      },
+      // We're using babel transpiling so use their parser
+      // for linting.
+      parser: 'babel-eslint',
       // Check AMD with some slightly stricter rules.
       rules: {
         'no-unused-vars': 'error',
-        'no-implicit-globals': 'error'
+        'no-implicit-globals': 'error',
+        // Disable all of the rules that have babel versions.
+        'new-cap': 'off',
+        // Not using this rule for the time being because it isn't
+        // compatible with jQuery and ES6.
+        'no-invalid-this': 'off',
+        'object-curly-spacing': 'off',
+        'quotes': 'off',
+        'semi': 'off',
+        'no-unused-expressions': 'off',
+        // Enable all of the babel version of these rules.
+        'babel/new-cap': ['warn', { 'properties': false }],
+        // Not using this rule for the time being because it isn't
+        // compatible with jQuery and ES6.
+        'babel/no-invalid-this': 'off',
+        'babel/object-curly-spacing': 'warn',
+        // This is off in the original style int.
+        'babel/quotes': 'off',
+        'babel/semi': 'error',
+        'babel/no-unused-expressions': 'error',
+        // === Promises ===
+        // We have Promise now that we're using ES6.
+        'promise/no-native': 'off',
+        'promise/avoid-new': 'off'
+      },
+      parserOptions: {
+        'ecmaVersion': 9,
+        'sourceType': 'module'
       }
     }
   ]

.gitattributes

@@ -1,5 +1,3 @@
 **/yui/build/** -diff
 **/amd/build/** -diff
 lib/dml/oci_native_moodle_package.sql text eol=lf
-theme/bootstrapbase/style/editor.css -diff
-theme/bootstrapbase/style/moodle.css -diff

.github/workflows/config-template.php

@@ -0,0 +1,71 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Template configuraton file for github actions CI/CD.
+ *
+ * @package    core
+ * @copyright  2020 onwards Eloy Lafuente (stronk7) {@link https://stronk7.com}
+ * @license    https://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+// This cannot be used out from a github actions workflow, so just exit.
+getenv('GITHUB_WORKFLOW') || die; // phpcs:ignore moodle.Files.MoodleInternal.MoodleInternalGlobalState
+
+unset($CFG);
+global $CFG;
+$CFG = new stdClass();
+
+$CFG->dbtype    = getenv('dbtype');
+$CFG->dblibrary = 'native';
+$CFG->dbhost    = '127.0.0.1';
+$CFG->dbname    = 'test';
+$CFG->dbuser    = 'test';
+$CFG->dbpass    = 'test';
+$CFG->prefix    = 'm_';
+$CFG->dboptions = ['dbcollation' => 'utf8mb4_bin'];
+
+$host = 'localhost';
+$CFG->wwwroot   = "http://{$host}";
+$CFG->dataroot  = realpath(dirname(__DIR__)) . '/moodledata';
+$CFG->admin     = 'admin';
+$CFG->directorypermissions = 0777;
+
+// Debug options - possible to be controlled by flag in future.
+$CFG->debug = (E_ALL | E_STRICT); // DEBUG_DEVELOPER.
+$CFG->debugdisplay = 1;
+$CFG->debugstringids = 1; // Add strings=1 to url to get string ids.
+$CFG->perfdebug = 15;
+$CFG->debugpageinfo = 1;
+$CFG->allowthemechangeonurl = 1;
+$CFG->passwordpolicy = 0;
+$CFG->cronclionly = 0;
+$CFG->pathtophp = getenv('pathtophp');
+
+$CFG->phpunit_dataroot  = realpath(dirname(__DIR__)) . '/phpunitdata';
+$CFG->phpunit_prefix = 't_';
+
+define('TEST_EXTERNAL_FILES_HTTP_URL', 'http://localhost:8080');
+define('TEST_EXTERNAL_FILES_HTTPS_URL', 'http://localhost:8080');
+
+define('TEST_SESSION_REDIS_HOST', 'localhost');
+define('TEST_CACHESTORE_REDIS_TESTSERVERS', 'localhost');
+
+// TODO: add others (solr, mongodb, memcached, ldap...).
+
+// Too much for now: define('PHPUNIT_LONGTEST', true); // Only leaves a few tests out and they are run later by CI.
+
+require_once(__DIR__ . '/lib/setup.php');

.github/workflows/push.yml

@@ -0,0 +1,103 @@
+name: Core
+
+on: [push]
+
+env:
+  php: 7.4
+
+jobs:
+  Grunt:
+    runs-on: ubuntu-18.04
+
+    steps:
+      - name: Checking out code
+        uses: actions/checkout@v2
+
+      - name: Configuring node & npm
+        shell: bash -l {0}
+        run: nvm install
+
+      - name: Installing node stuff
+        run: npm install
+
+      - name: Running grunt
+        run: npx grunt
+
+      - name: Looking for uncommitted changes
+        # Add all files to the git index and then run diff --cached to see all changes.
+        # This ensures that we get the status of all files, including new files.
+        # We ignore npm-shrinkwrap.json to make the tasks immune to npm changes.
+        run: |
+          git add .
+          git reset -- npm-shrinkwrap.json
+          git diff --cached --exit-code
+
+  PHPUnit:
+    runs-on: ${{ matrix.os }}
+    services:
+      exttests:
+        image: moodlehq/moodle-exttests
+        ports:
+          - 8080:80
+      redis:
+        image: redis
+        ports:
+          - 6379:6379
+    strategy:
+      fail-fast: false
+      matrix:
+        include:
+          - os: ubuntu-18.04
+            php: 7.1
+            db: mysqli
+          - os: ubuntu-18.04
+            php: 7.4
+            db: pgsql
+
+    steps:
+      - name: Setting up DB mysql
+        if: ${{ matrix.db == 'mysqli' }}
+        uses: johanmeiring/mysql-action@tmpfs-patch
+        with:
+          collation server: utf8mb4_bin
+          mysql version: 5.7
+          mysql database: test
+          mysql user: test
+          mysql password: test
+          use tmpfs: true
+
+      - name: Setting up DB pgsql
+        if: ${{ matrix.db == 'pgsql' }}
+        uses: m4nu56/postgresql-action@v1
+        with:
+          postgresql version: 9.6
+          postgresql db: test
+          postgresql user: test
+          postgresql password: test
+
+      - name: Configuring git vars
+        uses: rlespinasse/github-slug-action@v3.x
+
+      - name: Setting up PHP ${{ matrix.php }}
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: ${{ matrix.php }}
+          coverage: none
+
+      - name: Checking out code from ${{ env.GITHUB_REF_SLUG }}
+        uses: actions/checkout@v2
+
+      - name: Setting up PHPUnit
+        env:
+          dbtype: ${{ matrix.db }}
+        run: |
+          echo "pathtophp=$(which php)" >> $GITHUB_ENV # Inject installed pathtophp to env. The template config needs it.
+          cp .github/workflows/config-template.php config.php
+          mkdir ../moodledata
+          sudo locale-gen en_AU.UTF-8
+          php admin/tool/phpunit/cli/init.php --no-composer-self-update
+
+      - name: Running PHPUnit tests
+        env:
+          dbtype: ${{ matrix.db }}
+        run: vendor/bin/phpunit -v

.gitignore

@@ -9,10 +9,18 @@
 #
 # See gitignore(5) man page for more details
 #
+
+# Swap files (vim)
+[._]*.s[a-v][a-z]
+[._]*.sw[a-p]
+[._]s[a-rt-v][a-z]
+[._]ss[a-gi-z]
+[._]sw[a-p]
+# Temporary files including undo
+*~
+#
 /config.php
 /lib/editor/tinymce/extra/tools/temp/
-*~
-*.swp
 /tags
 /TAGS
 /cscope.*

.jshintignore

@@ -0,0 +1,2 @@
+**/amd/**
+/*.js

.nvmrc

@@ -0,0 +1 @@
+v14.15.0

.stylelintignore

@@ -1,14 +1,12 @@
 # Generated by "grunt ignorefiles"
 **/yui/build/*
-theme/bootstrapbase/style/
-theme/clean/style/custom.css
-theme/more/style/custom.css
 theme/boost/style/moodle.css
+theme/classic/style/moodle.css
 node_modules/
 vendor/
 admin/tool/policy/amd/src/jquery-eu-cookie-law-popup.js
-admin/tool/usertours/amd/src/tour.js
 auth/cas/CAS/
+cache/stores/mongodb/MongoDB/
 enrol/lti/ims-blti/
 filter/algebra/AlgParser.pm
 filter/tex/mimetex.*
@@ -22,15 +20,12 @@ lib/mlbackend/php/phpml/
 lib/adodb/
 lib/bennu/
 lib/evalmath/
-lib/lessphp/
-lib/phpexcel/
+lib/phpspreadsheet/
 lib/google/
 lib/htmlpurifier/
 lib/jabber/
 lib/minify/matthiasmullie-minify/
 lib/minify/matthiasmullie-pathconverter/
-lib/pear/Auth/RADIUS.php
-lib/pear/Crypt/CHAP.php
 lib/pear/HTML/Common.php
 lib/pear/HTML/QuickForm.php
 lib/pear/HTML/QuickForm/
@@ -44,7 +39,6 @@ lib/yuilib/gallery/
 lib/jquery/
 lib/html2text/
 lib/markdown/
-lib/recaptchalib.php
 lib/xhprof/
 lib/horde/
 lib/requirejs/
@@ -66,6 +60,11 @@ lib/amd/src/adapter.js
 lib/validateurlsyntax.php
 lib/amd/src/popper.js
 lib/geopattern-php/
+lib/php-jwt/
+lib/babel-polyfill/
+lib/mdn-polyfills/
+lib/emoji-data/
+lib/h5p/
 media/player/videojs/amd/src/video-lazy.js
 media/player/videojs/amd/src/Youtube-lazy.js
 media/player/videojs/videojs/
@@ -79,15 +78,14 @@ theme/boost/amd/src/button.js
 theme/boost/amd/src/carousel.js
 theme/boost/amd/src/collapse.js
 theme/boost/amd/src/dropdown.js
+theme/boost/amd/src/index.js
 theme/boost/amd/src/modal.js
 theme/boost/amd/src/popover.js
+theme/boost/amd/src/sanitizer.js
 theme/boost/amd/src/scrollspy.js
 theme/boost/amd/src/tab.js
+theme/boost/amd/src/toast.js
 theme/boost/amd/src/tooltip.js
 theme/boost/amd/src/util.js
 theme/boost/amd/src/tether.js
-theme/boost/scss/fontawesome/
-theme/bootstrapbase/less/bootstrap/
-theme/bootstrapbase/javascript/html5shiv.js
-theme/bootstrapbase/amd/src/bootstrap.js
-theme/bootstrapbase/less/fontawesome/
+theme/boost/scss/fontawesome/

.travis.yml

@@ -2,84 +2,81 @@
 # process (which uses our internal CI system) this file is here for the benefit
 # of community developers git clones - see MDL-51458.
 
-sudo: required
-
-# We currently disable Travis notifications entirely until https://github.com/travis-ci/travis-ci/issues/4976
-# is fixed.
 notifications:
-  email: false
+  email:
+    if: env(MOODLE_EMAIL) != no
 
 language: php
 
-php:
-    # We only run the highest and lowest supported versions to reduce the load on travis-ci.org.
-    - 7.2
-    - 7.0
+os: linux
+
+dist: xenial
+
+services:
+    - mysql
+    - docker
 
 addons:
   postgresql: "9.6"
-  packages:
-    - mysql-server-5.6
-    - mysql-client-core-5.6
-    - mysql-client-5.6
 
-# Redis tests are currently failing on php 7.2 due to https://bugs.php.net/bug.php?id=75628
-# services:
-#     - redis-server
-
-env:
-    # Although we want to run these jobs and see failures as quickly as possible, we also want to get the slowest job to
-    # start first so that the total run time is not too high.
-    #
-    # We only run MySQL on PHP 7.2, so run that first.
-    # CI Tests should be second-highest in priority as these only take <= 60 seconds to run under normal circumstances.
-    # Postgres is significantly is pretty reasonable in its run-time.
-
-    # Run unit tests on MySQL
-    - DB=mysqli   TASK=PHPUNIT
-
-    # Run CI Tests without running PHPUnit.
-    - DB=none     TASK=CITEST
-
-    # Run unit tests on Postgres
-    - DB=pgsql    TASK=PHPUNIT
-
-    # Perform an upgrade test too.
-    - DB=pgsql    TASK=UPGRADE
-
-matrix:
+jobs:
     # Enable fast finish.
     # This will fail the build if a single job fails (except those in allow_failures).
     # It will not stop the jobs from running.
     fast_finish: true
 
     include:
-          # Run grunt/npm install on highest version ('node' is an alias for the latest node.js version.)
-        - php: 7.2
-          env: DB=none     TASK=GRUNT   NVM_VERSION='lts/carbon'
+        # First all the lowest php ones (7.1.30)
+        # Make this sticky because current default version (7.1.11) has a bug with redis-extension output (MDL-66062)
+        - php: 7.1.30
+          env: DB=none     TASK=CITEST
+        - php: 7.1.30
+          env: DB=none     TASK=GRUNT    NVM_VERSION='lts/carbon'
 
-    exclude:
-        # MySQL - it's just too slow.
-        # Exclude it on all versions except for 7.2
+        - if: env(MOODLE_DATABASE) = "pgsql" OR env(MOODLE_DATABASE) = "all" OR env(MOODLE_DATABASE) IS NOT present
+          php: 7.1.30
+          env: DB=pgsql    TASK=PHPUNIT
 
-        - env: DB=mysqli   TASK=PHPUNIT
-          php: 7.0
+        - if: env(MOODLE_DATABASE) = "mysqli" OR env(MOODLE_DATABASE) = "all"
+          php: 7.1.30
+          env: DB=mysqli   TASK=PHPUNIT
+
+        # Then, conditionally, all the highest php ones (7.4)
+        - if: env(MOODLE_PHP) = "all"
+          php: 7.4
+          env: DB=none     TASK=CITEST
+        - if: env(MOODLE_PHP) = "all"
+          php: 7.4
+          env: DB=none     TASK=GRUNT    NVM_VERSION='lts/carbon'
+
+        - if: env(MOODLE_PHP) = "all" AND (env(MOODLE_DATABASE) = "pgsql" OR env(MOODLE_DATABASE) = "all" OR env(MOODLE_DATABASE) IS NOT present)
+          php: 7.4
+          env: DB=pgsql    TASK=PHPUNIT
+
+        - if: env(MOODLE_PHP) = "all" AND (env(MOODLE_DATABASE) = "mysqli" OR env(MOODLE_DATABASE) = "all")
+          php: 7.4
+          env: DB=mysqli   TASK=PHPUNIT
 
 cache:
     directories:
       - $HOME/.composer/cache
       - $HOME/.npm
 
+before_install:
+    - docker run -d -p 127.0.0.1:8080:80 --name exttests moodlehq/moodle-exttests
+    # Avoid IPv6 default binding as service (causes redis not to start).
+    - sudo service redis-server start --bind 127.0.0.1
+
 install:
     - >
         if [ "$DB" = 'mysqli' ];
         then
             sudo mkdir /mnt/ramdisk
             sudo mount -t tmpfs -o size=1024m tmpfs /mnt/ramdisk
-            sudo stop mysql
+            sudo service mysql stop
             sudo mv /var/lib/mysql /mnt/ramdisk
             sudo ln -s /mnt/ramdisk/mysql /var/lib/mysql
-            sudo start mysql
+            sudo service mysql restart
         fi
     - >
         if [ "$DB" = 'pgsql' ];
@@ -99,10 +96,8 @@ install:
                 echo 'auth.json' >> .git/info/exclude
             fi
 
-            # Enable Redis.
-            # Redis tests are currently failing on php 7.2 due to https://bugs.php.net/bug.php?id=75628
-            # echo 'extension="redis.so"' > /tmp/redis.ini
-            # phpenv config-add /tmp/redis.ini
+            echo 'extension="redis.so"' > /tmp/redis.ini
+            phpenv config-add /tmp/redis.ini
 
             # Install composer dependencies.
             # We need --no-interaction in case we hit API limits for composer. This causes it to fall back to a standard clone.
@@ -120,7 +115,7 @@ install:
 before_script:
     - phpenv config-rm xdebug.ini
     - >
-      if [ "$TASK" = 'PHPUNIT' -o "$TASK" = 'UPGRADE' ];
+      if [ "$TASK" = 'PHPUNIT' ];
       then
         # Copy generic configuration in place.
         cp config-dist.php config.php ;
@@ -173,12 +168,25 @@ before_script:
         mkdir -p "$HOME"/roots/phpunit
 
         # The phpunit dataroot and prefix..
-        # Redis tests are currently failing on php 7.2 due to https://bugs.php.net/bug.php?id=75628
-        # -e "/require_once/i \\define('TEST_SESSION_REDIS_HOST', '127.0.0.1');" \
         sed -i \
           -e "/require_once/i \\\$CFG->phpunit_dataroot = '\/home\/travis\/roots\/phpunit';" \
           -e "/require_once/i \\\$CFG->phpunit_prefix = 'p_';" \
           config.php ;
+        # Enable test external resources
+        sed -i \
+          -e "/require_once/i \\define('TEST_EXTERNAL_FILES_HTTP_URL', 'http://127.0.0.1:8080');" \
+          -e "/require_once/i \\define('TEST_EXTERNAL_FILES_HTTPS_URL', 'http://127.0.0.1:8080');" \
+          config.php ;
+
+        # Redis cache store tests
+        sed -i \
+          -e "/require_once/i \\define('TEST_CACHESTORE_REDIS_TESTSERVERS', '127.0.0.1');" \
+          config.php ;
+        # Redis session tests, but not for PHP 7.2 and up. See MDL-60978 for more info.
+        redissession="define('TEST_SESSION_REDIS_HOST', '127.0.0.1');"
+        sed -i \
+          -e "/require_once/i \\${redissession}" \
+          config.php ;
 
         # Initialise PHPUnit for Moodle.
         php admin/tool/phpunit/cli/init.php
@@ -207,7 +215,7 @@ before_script:
         # We need the official upstream for comparison
         git remote add upstream https://github.com/moodle/moodle.git;
 
-        git fetch upstream MOODLE_36_STABLE;
+        git fetch upstream MOODLE_38_STABLE;
         export GIT_PREVIOUS_COMMIT="`git merge-base FETCH_HEAD $TRAVIS_COMMIT`";
         export GIT_COMMIT="$TRAVIS_COMMIT";
         export UPSTREAM_FETCH_HEAD=`git rev-parse FETCH_HEAD`
@@ -218,32 +226,6 @@ before_script:
         export phpcmd=`which php`;
       fi
 
-    ########################################################################
-    # Upgrade test
-    ########################################################################
-    - >
-      if [ "$TASK" = 'UPGRADE' ];
-      then
-        # We need the official upstream.
-        git remote add upstream https://github.com/moodle/moodle.git;
-
-        # Checkout 30 STABLE branch (the first version compatible with PHP 7.x)
-        git fetch upstream MOODLE_30_STABLE;
-        git checkout MOODLE_30_STABLE;
-
-        # Perform the upgrade
-        php admin/cli/install_database.php --agree-license --adminpass=Password --adminemail=admin@example.com --fullname="Upgrade test" --shortname=Upgrade;
-
-        # Return to the previous commit
-        git checkout -;
-
-        # Perform the upgrade
-        php admin/cli/upgrade.php --non-interactive --allow-unstable ;
-
-        # The local_ci repository can be used to check upgrade savepoints.
-        git clone https://github.com/moodlehq/moodle-local_ci.git local/ci ;
-      fi
-
 script:
     - >
       if [ "$TASK" = 'PHPUNIT' ];
@@ -269,19 +251,10 @@ script:
         git diff --cached --exit-code ;
       fi
 
-    ########################################################################
-    # Upgrade test
-    ########################################################################
+after_script:
     - >
-      if [ "$TASK" = 'UPGRADE' ];
+      if [ "$TASK" = 'PHPUNIT' ];
       then
-        cp local/ci/check_upgrade_savepoints/check_upgrade_savepoints.php ./check_upgrade_savepoints.php
-        result=`php check_upgrade_savepoints.php`;
-        # Check if there are problems
-        count=`echo "$result" | grep -P "ERROR|WARN" | wc -l` ;
-        if (($count > 0));
-        then
-          echo "$result"
-          exit 1 ;
-        fi
+        EXTTESTS_HITS=$(docker logs exttests 2>&1 | grep -Fv -e 'AH00558' -e '[pid 1]' | wc -l)
+        echo -e "\nTest local resources number of hits: ${EXTTESTS_HITS}.\n"
       fi

Gruntfile.js

@@ -24,6 +24,7 @@
  * Grunt configuration
  */
 
+/* eslint-env node */
 module.exports = function(grunt) {
     var path = require('path'),
         tasks = {},
@@ -31,7 +32,10 @@ module.exports = function(grunt) {
         async = require('async'),
         DOMParser = require('xmldom').DOMParser,
         xpath = require('xpath'),
-        semver = require('semver');
+        semver = require('semver'),
+        watchman = require('fb-watchman'),
+        watchmanClient = new watchman.Client(),
+        gruntFilePath = process.cwd();
 
     // Verify the node version is new enough.
     var expected = semver.validRange(grunt.file.readJSON('package.json').engines.node);
@@ -52,10 +56,23 @@ module.exports = function(grunt) {
         }
     }
 
+    var files = null;
+    if (grunt.option('files')) {
+        // Accept a comma separated list of files to process.
+        files = grunt.option('files').split(',');
+    }
+
     var inAMD = path.basename(cwd) == 'amd';
 
     // Globbing pattern for matching all AMD JS source files.
-    var amdSrc = [inAMD ? cwd + '/src/*.js' : '**/amd/src/*.js'];
+    var amdSrc = [];
+    if (inAMD) {
+        amdSrc.push(cwd + "/src/*.js");
+        amdSrc.push(cwd + "/src/**/*.js");
+    } else {
+        amdSrc.push("**/amd/src/*.js");
+        amdSrc.push("**/amd/src/**/*.js");
+    }
 
     /**
      * Function to generate the destination for the uglify task
@@ -67,10 +84,9 @@ module.exports = function(grunt) {
      * @param {String} srcPath the  matched src path
      * @return {String} The rewritten destination path.
      */
-    var uglifyRename = function(destPath, srcPath) {
+    var babelRename = function(destPath, srcPath) {
         destPath = srcPath.replace('src', 'build');
         destPath = destPath.replace('.js', '.min.js');
-        destPath = path.resolve(cwd, destPath);
         return destPath;
     };
 
@@ -111,40 +127,76 @@ module.exports = function(grunt) {
         eslint: {
             // Even though warnings dont stop the build we don't display warnings by default because
             // at this moment we've got too many core warnings.
-            options: {quiet: !grunt.option('show-lint-warnings')},
-            amd: {src: amdSrc},
+            // To display warnings call: grunt eslint --show-lint-warnings
+            // To fail on warnings call: grunt eslint --max-lint-warnings=0
+            // Also --max-lint-warnings=-1 can be used to display warnings but not fail.
+            options: {
+                quiet: (!grunt.option('show-lint-warnings')) && (typeof grunt.option('max-lint-warnings') === 'undefined'),
+                maxWarnings: ((typeof grunt.option('max-lint-warnings') !== 'undefined') ? grunt.option('max-lint-warnings') : -1)
+            },
+            amd: {src: files ? files : amdSrc},
             // Check YUI module source files.
-            yui: {src: ['**/yui/src/**/*.js', '!*/**/yui/src/*/meta/*.js']}
+            yui: {src: files ? files : ['**/yui/src/**/*.js', '!*/**/yui/src/*/meta/*.js']}
         },
-        uglify: {
-            amd: {
+        babel: {
+            options: {
+                sourceMaps: true,
+                comments: false,
+                plugins: [
+                    'transform-es2015-modules-amd-lazy',
+                    'system-import-transformer',
+                    // This plugin modifies the Babel transpiling for "export default"
+                    // so that if it's used then only the exported value is returned
+                    // by the generated AMD module.
+                    //
+                    // It also adds the Moodle plugin name to the AMD module definition
+                    // so that it can be imported as expected in other modules.
+                    path.resolve('babel-plugin-add-module-to-define.js'),
+                    '@babel/plugin-syntax-dynamic-import',
+                    '@babel/plugin-syntax-import-meta',
+                    ['@babel/plugin-proposal-class-properties', {'loose': false}],
+                    '@babel/plugin-proposal-json-strings'
+                ],
+                presets: [
+                    ['minify', {
+                        // This minification plugin needs to be disabled because it breaks the
+                        // source map generation and causes invalid source maps to be output.
+                        simplify: false,
+                        builtIns: false
+                    }],
+                    ['@babel/preset-env', {
+                        targets: {
+                            browsers: [
+                                ">0.25%",
+                                "last 2 versions",
+                                "not ie <= 10",
+                                "not op_mini all",
+                                "not Opera > 0",
+                                "not dead"
+                            ]
+                        },
+                        modules: false,
+                        useBuiltIns: false
+                    }]
+                ]
+            },
+            dist: {
                 files: [{
                     expand: true,
-                    src: amdSrc,
-                    rename: uglifyRename
-                }],
-                options: {report: 'none'}
+                    src: files ? files : amdSrc,
+                    rename: babelRename
+                }]
             }
         },
-        less: {
-            bootstrapbase: {
-                files: {
-                    "theme/bootstrapbase/style/moodle.css": "theme/bootstrapbase/less/moodle.less",
-                    "theme/bootstrapbase/style/editor.css": "theme/bootstrapbase/less/editor.less",
-                },
-                options: {
-                    compress: false // We must not compress to keep the comments.
-                }
-           }
-        },
         sass: {
             dist: {
                 files: {
-                    "theme/boost/style/moodle.css": "theme/boost/scss/preset/default.scss"
+                    "theme/boost/style/moodle.css": "theme/boost/scss/preset/default.scss",
+                    "theme/classic/style/moodle.css": "theme/classic/scss/classicgrunt.scss"
                 }
             },
             options: {
-                includePaths: ["theme/boost/scss/"]
+                includePaths: ["theme/boost/scss/", "theme/classic/scss/"]
             }
         },
         watch: {
@@ -155,9 +207,13 @@ module.exports = function(grunt) {
                 files: ['**/amd/src/**/*.js'],
                 tasks: ['amd']
             },
-            bootstrapbase: {
-                files: ["theme/bootstrapbase/less/**/*.less"],
-                tasks: ["css"]
+            boost: {
+                files: ['**/theme/boost/scss/**/*.scss'],
+                tasks: ['scss']
+            },
+            rawcss: {
+                files: ['**/*.css', '**/theme/**/!(moodle.css|editor.css)'],
+                tasks: ['rawcss']
             },
             yui: {
                 files: ['**/yui/src/**/*.js'],
@@ -171,33 +227,21 @@ module.exports = function(grunt) {
         shifter: {
             options: {
                 recursive: true,
-                paths: [cwd]
+                paths: files ? files : [cwd]
             }
         },
         gherkinlint: {
             options: {
-                files: ['**/tests/behat/*.feature'],
+                files: files ? files : ['**/tests/behat/*.feature'],
             }
         },
         stylelint: {
-            less: {
-                options: {
-                    syntax: 'less',
-                    configOverrides: {
-                        rules: {
-                            // These rules have to be disabled in .stylelintrc for scss compat.
-                            "at-rule-no-unknown": true,
-                        }
-                    }
-                },
-                src: ['theme/**/*.less']
-            },
             scss: {
                 options: {syntax: 'scss'},
-                src: ['*/**/*.scss']
+                src: files ? files : ['*/**/*.scss']
             },
             css: {
-                src: ['*/**/*.css'],
+                src: files ? files : ['*/**/*.css'],
                 options: {
                     configOverrides: {
                         rules: {
@@ -223,10 +267,8 @@ module.exports = function(grunt) {
       var stylelintIgnores = [
           '# Generated by "grunt ignorefiles"',
           '**/yui/build/*',
-          'theme/bootstrapbase/style/',
-          'theme/clean/style/custom.css',
-          'theme/more/style/custom.css',
-          'theme/boost/style/moodle.css'
+          'theme/boost/style/moodle.css',
+          'theme/classic/style/moodle.css',
       ].concat(thirdPartyPaths);
       grunt.file.write('.stylelintignore', stylelintIgnores.join('\n'));
     };
@@ -320,19 +362,27 @@ module.exports = function(grunt) {
     };
 
     tasks.gherkinlint = function() {
-        var done = this.async(),
-            options = grunt.config('gherkinlint.options');
+        const done = this.async();
+        const options = grunt.config('gherkinlint.options');
 
-        var args = grunt.file.expand(options.files);
-        args.unshift(path.normalize(__dirname + '/node_modules/.bin/gherkin-lint'));
-        grunt.util.spawn({
-            cmd: 'node',
-            args: args,
-            opts: {stdio: 'inherit', env: process.env}
-        }, function(error, result, code) {
-            // Propagate the exit code.
-            done(code === 0);
-        });
+        // Grab the gherkin-lint linter and required scaffolding.
+        const linter = require('gherkin-lint/src/linter.js');
+        const featureFinder = require('gherkin-lint/src/feature-finder.js');
+        const configParser = require('gherkin-lint/src/config-parser.js');
+        const formatter = require('gherkin-lint/src/formatters/stylish.js');
+
+        // Run the linter.
+        const results = linter.lint(
+            featureFinder.getFeatureFiles(grunt.file.expand(options.files)),
+            configParser.getConfiguration(configParser.defaultConfigFileName)
+        );
+
+        // Print the results out uncondtionally.
+        formatter.printResults(results);
+
+        // Report on the results.
+        // The done function takes a bool whereby a falsey statement causes the task to fail.
+        done(results.every(result => result.errors.length === 0));
     };
 
     tasks.startup = function() {
@@ -350,44 +400,258 @@ module.exports = function(grunt) {
         }
     };
 
+    /**
+     * This is a wrapper task to handle the grunt watch command. It attempts to use
+     * Watchman to monitor for file changes, if it's installed, because it's much faster.
+     *
+     * If Watchman isn't installed then it falls back to the grunt-contrib-watch file
+     * watcher for backwards compatibility.
+     */
+    tasks.watch = function() {
+        var watchTaskDone = this.async();
+        var watchInitialised = false;
+        var watchTaskQueue = {};
+        var processingQueue = false;
+
+        // Grab the tasks and files that have been queued up and execute them.
+        var processWatchTaskQueue = function() {
+            if (!Object.keys(watchTaskQueue).length || processingQueue) {
+                // If there is nothing in the queue or we're already processing then wait.
+                return;
+            }
+
+            processingQueue = true;
+
+            // Grab all tasks currently in the queue.
+            var queueToProcess = watchTaskQueue;
+            // Reset the queue.
+            watchTaskQueue = {};
+
+            async.forEachSeries(
+                Object.keys(queueToProcess),
+                function(task, next) {
+                    var files = queueToProcess[task];
+                    var filesOption = '--files=' + files.join(',');
+                    grunt.log.ok('Running task ' + task + ' for files ' + filesOption);
+
+                    // Spawn the task in a child process so that it doesn't kill this one
+                    // if it failed.
+                    grunt.util.spawn(
+                        {
+                            // Spawn with the grunt bin.
+                            grunt: true,
+                            // Run from current working dir and inherit stdio from process.
+                            opts: {
+                                cwd: cwd,
+                                stdio: 'inherit'
+                            },
+                            args: [task, filesOption]
+                        },
+                        function(err, res, code) {
+                            if (code !== 0) {
+                                // The grunt task failed.
+                                grunt.log.error(err);
+                            }
+
+                            // Move on to the next task.
+                            next();
+                        }
+                    );
+                },
+                function() {
+                    // No longer processing.
+                    processingQueue = false;
+                    // Once all of the tasks are done then recurse just in case more tasks
+                    // were queued while we were processing.
+                    processWatchTaskQueue();
+                }
+            );
+        };
+
+        var watchConfig = grunt.config.get(['watch']);
+        watchConfig = Object.keys(watchConfig).reduce(function(carry, key) {
+            if (key == 'options') {
+                return carry;
+            }
+
+            var value = watchConfig[key];
+            var fileGlobs = value.files;
+            var taskNames = value.tasks;
+
+            taskNames.forEach(function(taskName) {
+                carry[taskName] = fileGlobs;
+            });
+
+            return carry;
+        }, {});
+
+        watchmanClient.on('error', function(error) {
+            // We have to add an error handler here and parse the error string because the
+            // example way from the docs to check if Watchman is installed doesn't actually work!!
+            // See: https://github.com/facebook/watchman/issues/509
+            if (error.message.match('Watchman was not found')) {
+                // If watchman isn't installed then we should fallback to the other watch task.
+                grunt.log.ok('It is recommended that you install Watchman for better performance using the "watch" command.');
+
+                // Fallback to the old grunt-contrib-watch task.
+                grunt.renameTask('watch-grunt', 'watch');
+                grunt.task.run(['watch']);
+                // This task is finished.
+                watchTaskDone(0);
+            } else {
+                grunt.log.error(error);
+                // Fatal error.
+                watchTaskDone(1);
+            }
+        });
+
+        watchmanClient.on('subscription', function(resp) {
+            if (resp.subscription !== 'grunt-watch') {
+                return;
+            }
+
+            resp.files.forEach(function(file) {
+                grunt.log.ok('File changed: ' + file.name);
+
+                var fullPath = cwd + '/' + file.name;
+                Object.keys(watchConfig).forEach(function(task) {
+                    var fileGlobs = watchConfig[task];
+                    var match = fileGlobs.every(function(fileGlob) {
+                        return grunt.file.isMatch(fileGlob, fullPath);
+                    });
+                    if (match) {
+                        // If we are watching a subdirectory then the file.name will be relative
+                        // to that directory. However the grunt tasks  expect the file paths to be
+                        // relative to the Gruntfile.js location so let's normalise them before
+                        // adding them to the queue.
+                        var relativePath = fullPath.replace(gruntFilePath + '/', '');
+                        if (task in watchTaskQueue) {
+                            if (!watchTaskQueue[task].includes(relativePath)) {
+                                watchTaskQueue[task] = watchTaskQueue[task].concat(relativePath);
+                            }
+                        } else {
+                            watchTaskQueue[task] = [relativePath];
+                        }
+                    }
+                });
+            });
+
+            processWatchTaskQueue();
+        });
+
+        process.on('SIGINT', function() {
+            // Let the user know that they may need to manually stop the Watchman daemon if they
+            // no longer want it running.
+            if (watchInitialised) {
+                grunt.log.ok('The Watchman daemon may still be running and may need to be stopped manually.');
+            }
+
+            process.exit();
+        });
+
+        // Initiate the watch on the current directory.
+        watchmanClient.command(['watch-project', cwd], function(watchError, watchResponse) {
+            if (watchError) {
+                grunt.log.error('Error initiating watch:', watchError);
+                watchTaskDone(1);
+                return;
+            }
+
+            if ('warning' in watchResponse) {
+                grunt.log.error('warning: ', watchResponse.warning);
+            }
+
+            var watch = watchResponse.watch;
+            var relativePath = watchResponse.relative_path;
+            watchInitialised = true;
+
+            watchmanClient.command(['clock', watch], function(clockError, clockResponse) {
+                if (clockError) {
+                    grunt.log.error('Failed to query clock:', clockError);
+                    watchTaskDone(1);
+                    return;
+                }
+
+                // Use the matching patterns specified in the watch config.
+                var matches = Object.keys(watchConfig).map(function(task) {
+                    var fileGlobs = watchConfig[task];
+                    var fileGlobMatches = fileGlobs.map(function(fileGlob) {
+                        return ['match', fileGlob, 'wholename'];
+                    });
+
+                    return ['allof'].concat(fileGlobMatches);
+                });
+
+                var sub = {
+                    expression: ["anyof"].concat(matches),
+                    // Which fields we're interested in.
+                    fields: ["name", "size", "type"],
+                    // Add our time constraint.
+                    since: clockResponse.clock
+                };
+
+                if (relativePath) {
+                    /* eslint-disable camelcase */
+                    sub.relative_root = relativePath;
+                }
+
+                watchmanClient.command(['subscribe', watch, 'grunt-watch', sub], function(subscribeError) {
+                    if (subscribeError) {
+                        // Probably an error in the subscription criteria.
+                        grunt.log.error('failed to subscribe: ', subscribeError);
+                        watchTaskDone(1);
+                        return;
+                    }
+
+                    grunt.log.ok('Listening for changes to files in ' + cwd);
+                });
+            });
+        });
+    };
+
     // On watch, we dynamically modify config to build only affected files. This
     // method is slightly complicated to deal with multiple changed files at once (copied
     // from the grunt-contrib-watch readme).
     var changedFiles = Object.create(null);
     var onChange = grunt.util._.debounce(function() {
-          var files = Object.keys(changedFiles);
-          grunt.config('eslint.amd.src', files);
-          grunt.config('eslint.yui.src', files);
-          grunt.config('uglify.amd.files', [{expand: true, src: files, rename: uglifyRename}]);
-          grunt.config('shifter.options.paths', files);
-          grunt.config('stylelint.less.src', files);
-          grunt.config('gherkinlint.options.files', files);
-          changedFiles = Object.create(null);
+        var files = Object.keys(changedFiles);
+        grunt.config('eslint.amd.src', files);
+        grunt.config('eslint.yui.src', files);
+        grunt.config('shifter.options.paths', files);
+        grunt.config('gherkinlint.options.files', files);
+        grunt.config('babel.dist.files', [{expand: true, src: files, rename: babelRename}]);
+        changedFiles = Object.create(null);
     }, 200);
 
     grunt.event.on('watch', function(action, filepath) {
-          changedFiles[filepath] = action;
-          onChange();
+        changedFiles[filepath] = action;
+        onChange();
     });
 
     // Register NPM tasks.
     grunt.loadNpmTasks('grunt-contrib-uglify');
-    grunt.loadNpmTasks('grunt-contrib-less');
     grunt.loadNpmTasks('grunt-contrib-watch');
     grunt.loadNpmTasks('grunt-sass');
     grunt.loadNpmTasks('grunt-eslint');
     grunt.loadNpmTasks('grunt-stylelint');
+    grunt.loadNpmTasks('grunt-babel');
+
+    // Rename the grunt-contrib-watch "watch" task because we're going to wrap it.
+    grunt.renameTask('watch', 'watch-grunt');
 
     // Register JS tasks.
     grunt.registerTask('shifter', 'Run Shifter against the current directory', tasks.shifter);
     grunt.registerTask('gherkinlint', 'Run gherkinlint against the current directory', tasks.gherkinlint);
     grunt.registerTask('ignorefiles', 'Generate ignore files for linters', tasks.ignorefiles);
+    grunt.registerTask('watch', 'Run tasks on file changes', tasks.watch);
     grunt.registerTask('yui', ['eslint:yui', 'shifter']);
-    grunt.registerTask('amd', ['eslint:amd', 'uglify']);
+    grunt.registerTask('amd', ['eslint:amd', 'babel']);
     grunt.registerTask('js', ['amd', 'yui']);
 
     // Register CSS taks.
-    grunt.registerTask('css', ['stylelint:scss', 'sass', 'stylelint:less', 'less:bootstrapbase', 'stylelint:css']);
+    grunt.registerTask('css', ['stylelint:scss', 'sass', 'stylelint:css']);
+    grunt.registerTask('scss', ['stylelint:scss', 'sass']);
+    grunt.registerTask('rawcss', ['stylelint:css']);
 
     // Register the startup task.
     grunt.registerTask('startup', 'Run the correct tasks for the current directory', tasks.startup);

TRADEMARK.txt

@@ -2,7 +2,7 @@ MOODLE TRADEMARKS POLICY
 ========================
 
 The word "Moodle" is trademarked in many countries around the world. The word
-was originally an acronym: Modular Object-Oriented Dynamic Learning
+was originally coined as an acronym: Modular Object-Oriented Dynamic Learning
 Environment. The trademark is owned by Martin Dougiamas, Founder and Director
 of Moodle.
 

admin/antiviruses.php

@@ -33,8 +33,7 @@ $confirm = optional_param('confirm', 0, PARAM_BOOL);
 $PAGE->set_url('/admin/antiviruses.php', array('action' => $action, 'antivirus' => $antivirus));
 $PAGE->set_context(context_system::instance());
 
-require_login();
-require_capability('moodle/site:config', context_system::instance());
+require_admin();
 
 $returnurl = "$CFG->wwwroot/$CFG->admin/settings.php?section=manageantiviruses";
 

admin/auth.php

@@ -11,8 +11,7 @@ require_once('../config.php');
 require_once($CFG->libdir.'/adminlib.php');
 require_once($CFG->libdir.'/tablelib.php');
 
-require_login();
-require_capability('moodle/site:config', context_system::instance());
+require_admin();
 
 $returnurl = new moodle_url('/admin/settings.php', array('section'=>'manageauths'));
 

admin/category.php

@@ -30,7 +30,6 @@ $category = required_param('category', PARAM_SAFEDIR);
 $return = optional_param('return','', PARAM_ALPHA);
 $adminediting = optional_param('adminedit', -1, PARAM_BOOL);
 
-/// no guest autologin
 require_login(0, false);
 $PAGE->set_context(context_system::instance());
 $PAGE->set_url('/admin/category.php', array('category' => $category));

admin/classes/form/purge_caches.php

@@ -50,6 +50,7 @@ class purge_caches extends \moodleform {
             $mform->createElement('advcheckbox', 'theme', '', get_string('purgethemecache', 'admin')),
             $mform->createElement('advcheckbox', 'lang', '', get_string('purgelangcache', 'admin')),
             $mform->createElement('advcheckbox', 'js', '', get_string('purgejscache', 'admin')),
+            $mform->createElement('advcheckbox', 'template', '', get_string('purgetemplates', 'admin')),
             $mform->createElement('advcheckbox', 'filter', '', get_string('purgefiltercache', 'admin')),
             $mform->createElement('advcheckbox', 'muc', '', get_string('purgemuc', 'admin')),
             $mform->createElement('advcheckbox', 'other', '', get_string('purgeothercaches', 'admin'))

admin/classes/form/testoutgoingmailconf_form.php

@@ -0,0 +1,59 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Testing outgoing mail configuration form
+ *
+ * @package    core
+ * @copyright  2019 Victor Deniz <victor@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace core_admin\form;
+
+defined('MOODLE_INTERNAL') || die();
+
+require_once($CFG->libdir.'/formslib.php');
+
+/**
+ * Test mail form
+ *
+ * @package    core
+ * @copyright 2019 Victor Deniz <victor@moodle.com>
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class testoutgoingmailconf_form extends \moodleform {
+    /**
+     * Add elements to form
+     */
+    public function definition() {
+        $mform = $this->_form;
+
+        // Recipient.
+        $options = ['maxlength' => '100', 'size' => '25'];
+        $mform->addElement('text', 'recipient', get_string('testoutgoingmailconf_toemail', 'admin'), $options);
+        $mform->setType('recipient', PARAM_EMAIL);
+        $mform->addRule('recipient', get_string('required'), 'required');
+
+        $buttonarray = array();
+        $buttonarray[] = $mform->createElement('submit', 'send', get_string('testoutgoingmailconf_sendtest', 'admin'));
+        $buttonarray[] = $mform->createElement('cancel');
+
+        $mform->addGroup($buttonarray, 'buttonar', '', array(' '), false);
+        $mform->closeHeaderBefore('buttonar');
+
+    }
+}

admin/classes/local/settings/filesize.php

@@ -0,0 +1,195 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * File size admin setting.
+ *
+ * @package    core_admin
+ * @copyright  2019 Shamim Rezaie <shamim@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace core_admin\local\settings;
+
+defined('MOODLE_INTERNAL') || die();
+
+require_once($CFG->libdir . '/adminlib.php');
+
+/**
+ * An admin setting to support entering and displaying of file sizes in Bytes, KB, MB or GB.
+ *
+ * @copyright   2019 Shamim Rezaie <shamim@moodle.com>
+ * @license     http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class filesize extends \admin_setting {
+
+    /** @var int The byte unit. Number of bytes in a byte */
+    const UNIT_B = 1;
+
+    /** @var int The kilobyte unit (number of bytes in a kilobyte) */
+    const UNIT_KB = 1024;
+
+    /** @var int The megabyte unit (number of bytes in a megabyte) */
+    const UNIT_MB = 1048576;
+
+    /** @var int The gigabyte unit (number of bytes in a gigabyte) */
+    const UNIT_GB = 1073741824;
+
+    /** @var int default size unit */
+    protected $defaultunit;
+
+    /**
+     * Constructor
+     *
+     * @param string    $name           unique ascii name, either 'mysetting' for settings that in config,
+     *                                  or 'myplugin/mysetting' for ones in config_plugins.
+     * @param string    $visiblename    localised name
+     * @param string    $description    localised long description
+     * @param int|null  $defaultvalue   Value of the settings in bytes
+     * @param int|null  $defaultunit    GB, MB, etc. (in bytes)
+     */
+    public function __construct(string $name, string $visiblename, string $description,
+            int $defaultvalue = null, int $defaultunit = null) {
+
+        $defaultsetting = self::parse_bytes($defaultvalue);
+
+        if ($defaultunit && array_key_exists($defaultunit, self::get_units())) {
+            $this->defaultunit = $defaultunit;
+        } else {
+            $this->defaultunit = self::UNIT_MB;
+        }
+        parent::__construct($name, $visiblename, $description, $defaultsetting);
+    }
+
+    /**
+     * Returns selectable units.
+     *
+     * @return  array
+     */
+    protected static function get_units(): array {
+        return [
+            self::UNIT_GB => get_string('sizegb'),
+            self::UNIT_MB => get_string('sizemb'),
+            self::UNIT_KB => get_string('sizekb'),
+            self::UNIT_B  => get_string('sizeb'),
+        ];
+    }
+
+    /**
+     * Converts bytes to some more user friendly string.
+     *
+     * @param   int     $bytes  The number of bytes we want to convert from
+     * @return  string
+     */
+    protected static function get_size_text(int $bytes): string {
+        if (empty($bytes)) {
+            return get_string('none');
+        }
+        return display_size($bytes);
+    }
+
+    /**
+     * Finds suitable units for given file size.
+     *
+     * @param   int     $bytes  The number of bytes
+     * @return  array           Parsed file size in the format of ['v' => value, 'u' => unit]
+     */
+    protected static function parse_bytes(int $bytes): array {
+        foreach (self::get_units() as $unit => $unused) {
+            if ($bytes % $unit === 0) {
+                return ['v' => (int)($bytes / $unit), 'u' => $unit];
+            }
+        }
+        return ['v' => (int)$bytes, 'u' => self::UNIT_B];
+    }
+
+    /**
+     * Get the selected file size as array.
+     *
+     * @return  array|null  An array containing 'v' => xx, 'u' => xx, or null if not set
+     */
+    public function get_setting(): ?array {
+        $bytes = $this->config_read($this->name);
+        if (is_null($bytes)) {
+            return null;
+        }
+
+        return self::parse_bytes($bytes);
+    }
+
+    /**
+     * Store the file size as bytes.
+     *
+     * @param   array   $data   Must be form 'h' => xx, 'm' => xx
+     * @return  string          The error string if any
+     */
+    public function write_setting($data): string {
+        if (!is_array($data)) {
+            return '';
+        }
+
+        if (!is_numeric($data['v']) || $data['v'] < 0) {
+            return get_string('errorsetting', 'admin');
+        }
+
+        $bytes = $data['v'] * $data['u'];
+
+        $result = $this->config_write($this->name, $bytes);
+        return ($result ? '' : get_string('errorsetting', 'admin'));
+    }
+
+    /**
+     * Returns file size text+select fields.
+     *
+     * @param   array   $data   The current setting value. Must be form 'v' => xx, 'u' => xx.
+     * @param   string  $query  Admin search query to be highlighted.
+     * @return  string          File size text+select fields and wrapping div(s).
+     */
+    public function output_html($data, $query = ''): string {
+        global $OUTPUT;
+
+        $default = $this->get_defaultsetting();
+        if (is_number($default)) {
+            $defaultinfo = self::get_size_text($default);
+        } else if (is_array($default)) {
+            $defaultinfo = self::get_size_text($default['v'] * $default['u']);
+        } else {
+            $defaultinfo = null;
+        }
+
+        $inputid = $this->get_id() . 'v';
+        $units = self::get_units();
+        $defaultunit = $this->defaultunit;
+
+        $context = (object) [
+            'id' => $this->get_id(),
+            'name' => $this->get_full_name(),
+            'value' => $data['v'],
+            'readonly' => $this->is_readonly(),
+            'options' => array_map(function($unit, $title) use ($data, $defaultunit) {
+                return [
+                    'value' => $unit,
+                    'name' => $title,
+                    'selected' => ($data['v'] == 0 && $unit == $defaultunit) || $unit == $data['u']
+                ];
+            }, array_keys($units), $units)
+        ];
+
+        $element = $OUTPUT->render_from_template('core_admin/setting_configfilesize', $context);
+
+        return format_admin_setting($this, $this->visiblename, $element, $this->description, $inputid, '', $defaultinfo, $query);
+    }
+}

admin/classes/task_log_table.php

@@ -0,0 +1,289 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Task log table.
+ *
+ * @package    core_admin
+ * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace core_admin;
+
+defined('MOODLE_INTERNAL') || die();
+
+require_once($CFG->libdir . '/tablelib.php');
+
+/**
+ * Table to display list of task logs.
+ *
+ * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class task_log_table extends \table_sql {
+
+    /**
+     * Constructor for the task_log table.
+     *
+     * @param   string      $filter
+     * @param   int         $resultfilter
+     */
+    public function __construct(string $filter = '', int $resultfilter = null) {
+        global $DB;
+
+        if (-1 === $resultfilter) {
+            $resultfilter = null;
+        }
+
+        parent::__construct('tasklogs');
+
+        $columnheaders = [
+            'classname'  => get_string('name'),
+            'type'       => get_string('tasktype', 'admin'),
+            'userid'     => get_string('user', 'admin'),
+            'timestart'  => get_string('task_starttime', 'admin'),
+            'duration'   => get_string('task_duration', 'admin'),
+            'db'         => get_string('task_dbstats', 'admin'),
+            'result'     => get_string('task_result', 'admin'),
+            'actions'    => '',
+        ];
+        $this->define_columns(array_keys($columnheaders));
+        $this->define_headers(array_values($columnheaders));
+
+        // The name column is a header.
+        $this->define_header_column('classname');
+
+        // This table is not collapsible.
+        $this->collapsible(false);
+
+        // The actions class should not wrap. Use the BS text utility class.
+        $this->column_class('actions', 'text-nowrap');
+
+        // Allow pagination.
+        $this->pageable(true);
+
+        // Allow sorting. Default to sort by timestarted DESC.
+        $this->sortable(true, 'timestart', SORT_DESC);
+
+        // Add filtering.
+        $where = [];
+        $params = [];
+        if (!empty($filter)) {
+            $orwhere = [];
+            $filter = str_replace('\\', '\\\\', $filter);
+
+            // Check the class name.
+            $orwhere[] = $DB->sql_like('classname', ':classfilter', false, false);
+            $params['classfilter'] = '%' . $DB->sql_like_escape($filter) . '%';
+
+            $orwhere[] = $DB->sql_like('output', ':outputfilter', false, false);
+            $params['outputfilter'] = '%' . $DB->sql_like_escape($filter) . '%';
+
+            $where[] = "(" . implode(' OR ', $orwhere) . ")";
+        }
+
+        if (null !== $resultfilter) {
+            $where[] = 'tl.result = :result';
+            $params['result'] = $resultfilter;
+        }
+
+        $where = implode(' AND ', $where);
+
+        $this->set_sql('', '', $where, $params);
+    }
+
+    /**
+     * Query the db. Store results in the table object for use by build_table.
+     *
+     * @param int $pagesize size of page for paginated displayed table.
+     * @param bool $useinitialsbar do you want to use the initials bar. Bar
+     * will only be used if there is a fullname column defined for the table.
+     */
+    public function query_db($pagesize, $useinitialsbar = true) {
+        global $DB;
+
+        // Fetch the attempts.
+        $sort = $this->get_sql_sort();
+        if ($sort) {
+            $sort = "ORDER BY $sort";
+        }
+
+        $extrafields = get_extra_user_fields(\context_system::instance());
+        $userfields = \user_picture::fields('u', $extrafields, 'userid2', 'user');
+
+        $where = '';
+        if (!empty($this->sql->where)) {
+            $where = "WHERE {$this->sql->where}";
+        }
+
+        $sql = "SELECT
+                    tl.id, tl.type, tl.component, tl.classname, tl.userid, tl.timestart, tl.timeend,
+                    tl.dbreads, tl.dbwrites, tl.result,
+                    tl.dbreads + tl.dbwrites AS db,
+                    tl.timeend - tl.timestart AS duration,
+                    {$userfields}
+                FROM {task_log} tl
+           LEFT JOIN {user} u ON u.id = tl.userid
+                {$where}
+                {$sort}";
+
+        $this->pagesize($pagesize, $DB->count_records_sql("SELECT COUNT('x') FROM {task_log} tl {$where}", $this->sql->params));
+        if (!$this->is_downloading()) {
+            $this->rawdata = $DB->get_records_sql($sql, $this->sql->params, $this->get_page_start(), $this->get_page_size());
+        } else {
+            $this->rawdata = $DB->get_records_sql($sql, $this->sql->params);
+        }
+    }
+
+    /**
+     * Format the name cell.
+     *
+     * @param   \stdClass $row
+     * @return  string
+     */
+    public function col_classname($row) : string {
+        $output = '';
+        if (class_exists($row->classname)) {
+            $task = new $row->classname;
+            if ($task instanceof \core\task\scheduled_task) {
+                $output = $task->get_name();
+            }
+        }
+
+        $output .= \html_writer::tag('div', "\\{$row->classname}", [
+                'class' => 'task-class',
+            ]);
+        return $output;
+    }
+
+    /**
+     * Format the type cell.
+     *
+     * @param   \stdClass $row
+     * @return  string
+     */
+    public function col_type($row) : string {
+        if (\core\task\database_logger::TYPE_SCHEDULED == $row->type) {
+            return get_string('task_type:scheduled', 'admin');
+        } else {
+            return get_string('task_type:adhoc', 'admin');
+        }
+    }
+
+    /**
+     * Format the timestart cell.
+     *
+     * @param   \stdClass $row
+     * @return  string
+     */
+    public function col_result($row) : string {
+        if ($row->result) {
+            return get_string('task_result:failed', 'admin');
+        } else {
+            return get_string('success');
+        }
+    }
+
+    /**
+     * Format the timestart cell.
+     *
+     * @param   \stdClass $row
+     * @return  string
+     */
+    public function col_timestart($row) : string {
+        return userdate($row->timestart, get_string('strftimedatetimeshort', 'langconfig'));
+    }
+
+    /**
+     * Format the duration cell.
+     *
+     * @param   \stdClass $row
+     * @return  string
+     */
+    public function col_duration($row) : string {
+        $duration = round($row->timeend - $row->timestart, 2);
+
+        if (empty($duration)) {
+            // The format_time function returns 'now' when the difference is exactly 0.
+            // Note: format_time performs concatenation in exactly this fashion so we should do this for consistency.
+            return '0 ' . get_string('secs', 'moodle');
+        }
+
+        return format_time($duration);
+    }
+
+    /**
+     * Format the DB details cell.
+     *
+     * @param   \stdClass $row
+     * @return  string
+     */
+    public function col_db($row) : string {
+        $output = '';
+
+        $output .= \html_writer::div(get_string('task_stats:dbreads', 'admin', $row->dbreads));
+        $output .= \html_writer::div(get_string('task_stats:dbwrites', 'admin', $row->dbwrites));
+
+        return $output;
+    }
+
+    /**
+     * Format the actions cell.
+     *
+     * @param   \stdClass $row
+     * @return  string
+     */
+    public function col_actions($row) : string {
+        global $OUTPUT;
+
+        $actions = [];
+
+        $url = new \moodle_url('/admin/tasklogs.php', ['logid' => $row->id]);
+
+        // Quick view.
+        $actions[] = $OUTPUT->action_icon(
+            $url,
+            new \pix_icon('e/search', get_string('view')),
+            new \popup_action('click', $url)
+        );
+
+        // Download.
+        $actions[] = $OUTPUT->action_icon(
+            new \moodle_url($url, ['download' => true]),
+            new \pix_icon('t/download', get_string('download'))
+        );
+
+        return implode('&nbsp;', $actions);
+    }
+
+    /**
+     * Format the user cell.
+     *
+     * @param   \stdClass $row
+     * @return  string
+     */
+    public function col_userid($row) : string {
+        if (empty($row->userid)) {
+            return '';
+        }
+
+        $user = (object) [];
+        username_load_fields_from_object($user, $row, 'user');
+
+        return fullname($user);
+    }
+}

admin/cli/cfg.php

@@ -83,7 +83,7 @@ Examples:
         Stores the given configuration variable in the shell variable, escaped
         so that it can be safely used as a shell argument.
 
-    # php cfg.php --name=theme --set=clean
+    # php cfg.php --name=theme --set=classic
         Sets the given configuration variable to the given value.
 
     # php cfg.php --name=noemailever --unset

admin/cli/install.php

@@ -266,6 +266,7 @@ list($options, $unrecognized) = cli_get_params(
 );
 
 $interactive = empty($options['non-interactive']);
+$skipdatabase = $options['skip-database'];
 
 // set up language
 $lang = clean_param($options['lang'], PARAM_SAFEDIR);
@@ -391,7 +392,6 @@ if ($interactive) {
 $CFG->wwwroot       = $wwwroot;
 $CFG->httpswwwroot  = $CFG->wwwroot;
 
-
 //We need dataroot before lang download
 $CFG->dataroot = $options['dataroot'];
 if ($interactive) {
@@ -514,100 +514,105 @@ if ($interactive) {
 $database = $databases[$CFG->dbtype];
 
 
-// ask for db host
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('databasehost', 'install'));
-    if ($options['dbhost'] !== '') {
-        $prompt = get_string('clitypevaluedefault', 'admin', $options['dbhost']);
+// We cannot do any validation until all DB connection data is provided.
+$hintdatabase = '';
+do {
+    echo $hintdatabase;
+
+    // Ask for db host.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('databasehost', 'install'));
+        if ($options['dbhost'] !== '') {
+            $prompt = get_string('clitypevaluedefault', 'admin', $options['dbhost']);
+        } else {
+            $prompt = get_string('clitypevalue', 'admin');
+        }
+        $CFG->dbhost = cli_input($prompt, $options['dbhost']);
+
     } else {
-        $prompt = get_string('clitypevalue', 'admin');
+        $CFG->dbhost = $options['dbhost'];
     }
-    $CFG->dbhost = cli_input($prompt, $options['dbhost']);
 
-} else {
-    $CFG->dbhost = $options['dbhost'];
-}
+    // Ask for db name.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('databasename', 'install'));
+        if ($options['dbname'] !== '') {
+            $prompt = get_string('clitypevaluedefault', 'admin', $options['dbname']);
+        } else {
+            $prompt = get_string('clitypevalue', 'admin');
+        }
+        $CFG->dbname = cli_input($prompt, $options['dbname']);
 
-// ask for db name
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('databasename', 'install'));
-    if ($options['dbname'] !== '') {
-        $prompt = get_string('clitypevaluedefault', 'admin', $options['dbname']);
     } else {
-        $prompt = get_string('clitypevalue', 'admin');
+        $CFG->dbname = $options['dbname'];
     }
-    $CFG->dbname = cli_input($prompt, $options['dbname']);
 
-} else {
-    $CFG->dbname = $options['dbname'];
-}
+    // Ask for db prefix.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('dbprefix', 'install'));
+        //TODO: solve somehow the prefix trouble for oci.
+        if ($options['prefix'] !== '') {
+            $prompt = get_string('clitypevaluedefault', 'admin', $options['prefix']);
+        } else {
+            $prompt = get_string('clitypevalue', 'admin');
+        }
+        $CFG->prefix = cli_input($prompt, $options['prefix']);
 
-// ask for db prefix
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('dbprefix', 'install'));
-    //TODO: solve somehow the prefix trouble for oci
-    if ($options['prefix'] !== '') {
-        $prompt = get_string('clitypevaluedefault', 'admin', $options['prefix']);
     } else {
-        $prompt = get_string('clitypevalue', 'admin');
+        $CFG->prefix = $options['prefix'];
     }
-    $CFG->prefix = cli_input($prompt, $options['prefix']);
 
-} else {
-    $CFG->prefix = $options['prefix'];
-}
+    // Ask for db port.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('databaseport', 'install'));
+        $prompt = get_string('clitypevaluedefault', 'admin', $options['dbport']);
+        $CFG->dboptions['dbport'] = (int) cli_input($prompt, $options['dbport']);
 
-// ask for db port
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('databaseport', 'install'));
-    $prompt = get_string('clitypevaluedefault', 'admin', $options['dbport']);
-    $CFG->dboptions['dbport'] = (int)cli_input($prompt, $options['dbport']);
-
-} else {
-    $CFG->dboptions['dbport'] = (int)$options['dbport'];
-}
-if ($CFG->dboptions['dbport'] <= 0) {
-    $CFG->dboptions['dbport'] = '';
-}
-
-// ask for db socket
-if ($CFG->ostype === 'WINDOWS') {
-    $CFG->dboptions['dbsocket'] = '';
-
-} else if ($interactive and empty($CFG->dboptions['dbport'])) {
-    cli_separator();
-    cli_heading(get_string('databasesocket', 'install'));
-    $prompt = get_string('clitypevaluedefault', 'admin', $options['dbsocket']);
-    $CFG->dboptions['dbsocket'] = cli_input($prompt, $options['dbsocket']);
-
-} else {
-    $CFG->dboptions['dbsocket'] = $options['dbsocket'];
-}
-
-// ask for db user
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('databaseuser', 'install'));
-    if ($options['dbuser'] !== '') {
-        $prompt = get_string('clitypevaluedefault', 'admin', $options['dbuser']);
     } else {
-        $prompt = get_string('clitypevalue', 'admin');
+        $CFG->dboptions['dbport'] = (int) $options['dbport'];
+    }
+    if ($CFG->dboptions['dbport'] <= 0) {
+        $CFG->dboptions['dbport'] = '';
     }
-    $CFG->dbuser = cli_input($prompt, $options['dbuser']);
 
-} else {
-    $CFG->dbuser = $options['dbuser'];
-}
+    // Ask for db socket.
+    if ($CFG->ostype === 'WINDOWS') {
+        $CFG->dboptions['dbsocket'] = '';
+
+    } else if ($interactive and empty($CFG->dboptions['dbport'])) {
+        cli_separator();
+        cli_heading(get_string('databasesocket', 'install'));
+        $prompt = get_string('clitypevaluedefault', 'admin', $options['dbsocket']);
+        $CFG->dboptions['dbsocket'] = cli_input($prompt, $options['dbsocket']);
+
+    } else {
+        $CFG->dboptions['dbsocket'] = $options['dbsocket'];
+    }
+
+    // Ask for db user.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('databaseuser', 'install'));
+        if ($options['dbuser'] !== '') {
+            $prompt = get_string('clitypevaluedefault', 'admin', $options['dbuser']);
+        } else {
+            $prompt = get_string('clitypevalue', 'admin');
+        }
+        $CFG->dbuser = cli_input($prompt, $options['dbuser']);
+
+    } else {
+        $CFG->dbuser = $options['dbuser'];
+    }
+
+    // Ask for db password.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('databasepass', 'install'));
 
-// ask for db password
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('databasepass', 'install'));
-    do {
         if ($options['dbpass'] !== '') {
             $prompt = get_string('clitypevaluedefault', 'admin', $options['dbpass']);
         } else {
@@ -615,110 +620,118 @@ if ($interactive) {
         }
 
         $CFG->dbpass = cli_input($prompt, $options['dbpass']);
-        if (function_exists('distro_pre_create_db')) { // Hook for distros needing to do something before DB creation
-            $distro = distro_pre_create_db($database, $CFG->dbhost, $CFG->dbuser, $CFG->dbpass, $CFG->dbname, $CFG->prefix, array('dbpersist'=>0, 'dbport'=>$CFG->dboptions['dbport'], 'dbsocket'=>$CFG->dboptions['dbsocket']), $distro);
+        if (function_exists('distro_pre_create_db')) { // Hook for distros needing to do something before DB creation.
+            $distro = distro_pre_create_db($database, $CFG->dbhost, $CFG->dbuser, $CFG->dbpass, $CFG->dbname, $CFG->prefix,
+                    array('dbpersist' => 0, 'dbport' => $CFG->dboptions['dbport'], 'dbsocket' => $CFG->dboptions['dbsocket']),
+                    $distro);
         }
-        $hint_database = install_db_validate($database, $CFG->dbhost, $CFG->dbuser, $CFG->dbpass, $CFG->dbname, $CFG->prefix, array('dbpersist'=>0, 'dbport'=>$CFG->dboptions['dbport'], 'dbsocket'=>$CFG->dboptions['dbsocket']));
-    } while ($hint_database !== '');
+        $hintdatabase = install_db_validate($database, $CFG->dbhost, $CFG->dbuser, $CFG->dbpass, $CFG->dbname, $CFG->prefix,
+                array('dbpersist' => 0, 'dbport' => $CFG->dboptions['dbport'], 'dbsocket' => $CFG->dboptions['dbsocket']));
 
-} else {
-    $CFG->dbpass = $options['dbpass'];
-    $hint_database = install_db_validate($database, $CFG->dbhost, $CFG->dbuser, $CFG->dbpass, $CFG->dbname, $CFG->prefix, array('dbpersist'=>0, 'dbport'=>$CFG->dboptions['dbport'], 'dbsocket'=>$CFG->dboptions['dbsocket']));
-    if ($hint_database !== '') {
-        cli_error(get_string('dbconnectionerror', 'install'));
-    }
-}
-
-// ask for fullname
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('fullsitename', 'moodle'));
-
-    if ($options['fullname'] !== '') {
-        $prompt = get_string('clitypevaluedefault', 'admin', $options['fullname']);
     } else {
-        $prompt = get_string('clitypevalue', 'admin');
+        $CFG->dbpass = $options['dbpass'];
+        $hintdatabase = install_db_validate($database, $CFG->dbhost, $CFG->dbuser, $CFG->dbpass, $CFG->dbname, $CFG->prefix,
+                array('dbpersist' => 0, 'dbport' => $CFG->dboptions['dbport'], 'dbsocket' => $CFG->dboptions['dbsocket']));
+        if ($hintdatabase !== '') {
+            cli_error(get_string('dbconnectionerror', 'install'));
+        }
     }
+} while ($hintdatabase !== '');
 
-    do {
-        $options['fullname'] = cli_input($prompt, $options['fullname']);
-    } while (empty($options['fullname']));
-} else {
-    if (empty($options['fullname'])) {
-        $a = (object)array('option'=>'fullname', 'value'=>$options['fullname']);
-        cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
-    }
-}
+// If --skip-database option is provided, we do not need to ask for site fullname, shortname, adminuser, adminpass, adminemail.
+// These fields will be requested during the database install part.
+if (!$skipdatabase) {
+    // Ask for fullname.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('fullsitename', 'moodle'));
 
-// ask for shortname
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('shortsitename', 'moodle'));
+        if ($options['fullname'] !== '') {
+            $prompt = get_string('clitypevaluedefault', 'admin', $options['fullname']);
+        } else {
+            $prompt = get_string('clitypevalue', 'admin');
+        }
 
-    if ($options['shortname'] !== '') {
-        $prompt = get_string('clitypevaluedefault', 'admin', $options['shortname']);
+        do {
+            $options['fullname'] = cli_input($prompt, $options['fullname']);
+        } while (empty($options['fullname']));
     } else {
-        $prompt = get_string('clitypevalue', 'admin');
+        if (empty($options['fullname'])) {
+            $a = (object)['option' => 'fullname', 'value' => $options['fullname']];
+            cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
+        }
     }
 
-    do {
-        $options['shortname'] = cli_input($prompt, $options['shortname']);
-    } while (empty($options['shortname']));
-} else {
-    if (empty($options['shortname'])) {
-        $a = (object)array('option'=>'shortname', 'value'=>$options['shortname']);
-        cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
-    }
-}
+    // Ask for shortname.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('shortsitename', 'moodle'));
 
-// ask for admin user name
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('cliadminusername', 'install'));
-    if (!empty($options['adminuser'])) {
-        $prompt = get_string('clitypevaluedefault', 'admin', $options['adminuser']);
+        if ($options['shortname'] !== '') {
+            $prompt = get_string('clitypevaluedefault', 'admin', $options['shortname']);
+        } else {
+            $prompt = get_string('clitypevalue', 'admin');
+        }
+
+        do {
+            $options['shortname'] = cli_input($prompt, $options['shortname']);
+        } while (empty($options['shortname']));
     } else {
+        if (empty($options['shortname'])) {
+            $a = (object)['option' => 'shortname', 'value' => $options['shortname']];
+            cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
+        }
+    }
+
+    // Ask for admin user name.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('cliadminusername', 'install'));
+        if (!empty($options['adminuser'])) {
+            $prompt = get_string('clitypevaluedefault', 'admin', $options['adminuser']);
+        } else {
+            $prompt = get_string('clitypevalue', 'admin');
+        }
+        do {
+            $options['adminuser'] = cli_input($prompt, $options['adminuser']);
+        } while (empty($options['adminuser']) or $options['adminuser'] === 'guest');
+    } else {
+        if ((empty($options['adminuser']) || $options['adminuser'] === 'guest')) {
+            $a = (object)['option' => 'adminuser', 'value' => $options['adminuser']];
+            cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
+        }
+    }
+
+    // Ask for admin user password.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('cliadminpassword', 'install'));
         $prompt = get_string('clitypevalue', 'admin');
+        do {
+            $options['adminpass'] = cli_input($prompt);
+        } while (empty($options['adminpass']) or $options['adminpass'] === 'admin');
+    } else {
+        if ((empty($options['adminpass']) or $options['adminpass'] === 'admin')) {
+            $a = (object)['option' => 'adminpass', 'value' => $options['adminpass']];
+            cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
+        }
     }
-    do {
-        $options['adminuser'] = cli_input($prompt, $options['adminuser']);
-    } while (empty($options['adminuser']) or $options['adminuser'] === 'guest');
-} else {
-    if (empty($options['adminuser']) or $options['adminuser'] === 'guest') {
-        $a = (object)array('option'=>'adminuser', 'value'=>$options['adminuser']);
+
+    // Ask for the admin email address.
+    if ($interactive) {
+        cli_separator();
+        cli_heading(get_string('cliadminemail', 'install'));
+        $prompt = get_string('clitypevaluedefault', 'admin', $options['adminemail']);
+        $options['adminemail'] = cli_input($prompt, $options['adminemail']);
+    }
+
+    // Validate that the address provided was an e-mail address.
+    if (!empty($options['adminemail']) && !validate_email($options['adminemail'])) {
+        $a = (object)['option' => 'adminemail', 'value' => $options['adminemail']];
         cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
     }
 }
 
-// ask for admin user password
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('cliadminpassword', 'install'));
-    $prompt = get_string('clitypevalue', 'admin');
-    do {
-        $options['adminpass'] = cli_input($prompt);
-    } while (empty($options['adminpass']) or $options['adminpass'] === 'admin');
-} else {
-    if (empty($options['adminpass']) or $options['adminpass'] === 'admin') {
-        $a = (object)array('option'=>'adminpass', 'value'=>$options['adminpass']);
-        cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
-    }
-}
-
-// Ask for the admin email address.
-if ($interactive) {
-    cli_separator();
-    cli_heading(get_string('cliadminemail', 'install'));
-    $prompt = get_string('clitypevaluedefault', 'admin', $options['adminemail']);
-    $options['adminemail'] = cli_input($prompt);
-}
-
-// Validate that the address provided was an e-mail address.
-if (!empty($options['adminemail']) && !validate_email($options['adminemail'])) {
-    $a = (object) array('option' => 'adminemail', 'value' => $options['adminemail']);
-    cli_error(get_string('cliincorrectvalueerror', 'admin', $a));
-}
-
 // Ask for the upgrade key.
 if ($interactive) {
     cli_separator();
@@ -737,22 +750,26 @@ if ($options['upgradekey'] !== '') {
     $CFG->upgradekey = $options['upgradekey'];
 }
 
-if ($interactive) {
-    if (!$options['agree-license']) {
-        cli_separator();
-        cli_heading(get_string('copyrightnotice'));
-        echo "Moodle  - Modular Object-Oriented Dynamic Learning Environment\n";
-        echo get_string('gpl3')."\n\n";
-        echo get_string('doyouagree')."\n";
-        $prompt = get_string('cliyesnoprompt', 'admin');
-        $input = cli_input($prompt, '', array(get_string('clianswerno', 'admin'), get_string('cliansweryes', 'admin')));
-        if ($input == get_string('clianswerno', 'admin')) {
-            exit(1);
+// The user does not also need to pass agree-license when --skip-database is provided as the user will need to accept
+// the license again in the database install part.
+if (!$skipdatabase) {
+    if ($interactive) {
+        if (!$options['agree-license']) {
+            cli_separator();
+            cli_heading(get_string('copyrightnotice'));
+            echo "Moodle  - Modular Object-Oriented Dynamic Learning Environment\n";
+            echo get_string('gpl3')."\n\n";
+            echo get_string('doyouagree')."\n";
+            $prompt = get_string('cliyesnoprompt', 'admin');
+            $input = cli_input($prompt, '', array(get_string('clianswerno', 'admin'), get_string('cliansweryes', 'admin')));
+            if ($input == get_string('clianswerno', 'admin')) {
+                exit(1);
+            }
+        }
+    } else {
+        if (!$options['agree-license'] && !$skipdatabase) {
+            cli_error(get_string('climustagreelicense', 'install'));
         }
-    }
-} else {
-    if (!$options['agree-license']) {
-        cli_error(get_string('climustagreelicense', 'install'));
     }
 }
 
@@ -801,7 +818,7 @@ if (!core_plugin_manager::instance()->all_plugins_ok($version, $failed)) {
     cli_error(get_string('pluginschecktodo', 'admin'));
 }
 
-if (!$options['skip-database']) {
+if (!$skipdatabase) {
     install_cli_database($options, $interactive);
     // This needs to happen at the end to ensure it occurs after all caches
     // have been purged for the last time.

admin/cli/install_database.php

@@ -82,11 +82,6 @@ require_once($CFG->libdir.'/installlib.php');
 require_once($CFG->libdir.'/adminlib.php');
 require_once($CFG->libdir.'/componentlib.class.php');
 
-// make sure no tables are installed yet
-if ($DB->get_tables() ) {
-    cli_error(get_string('clitablesexist', 'install'));
-}
-
 $CFG->early_install_lang = true;
 get_string_manager(true);
 
@@ -109,12 +104,17 @@ list($options, $unrecognized) = cli_get_params(
     )
 );
 
-
+// We show help text even if tables are installed.
 if ($options['help']) {
     echo $help;
     die;
 }
 
+// Make sure no tables are installed yet.
+if ($DB->get_tables() ) {
+    cli_error(get_string('clitablesexist', 'install'));
+}
+
 if (!$options['agree-license']) {
     cli_error('You have to agree to the license. --help prints out the help'); // TODO: localize
 }

admin/cli/reset_password.php

@@ -94,7 +94,7 @@ if ($options['password'] == '' ) {
 
 $errmsg = '';//prevent eclipse warning
 if (!$options['ignore-password-policy'] ) {
-    if (!check_password_policy($password, $errmsg)) {
+    if (!check_password_policy($password, $errmsg, $user)) {
         cli_error(html_to_text($errmsg, 0));
     }
 }

admin/cli/uninstall_plugins.php

@@ -0,0 +1,171 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * CLI script to uninstall plugins.
+ *
+ * @package    core
+ * @subpackage cli
+ * @copyright  2018 Dmitrii Metelkin <dmitriim@catalyst-au.net>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+define('CLI_SCRIPT', true);
+
+require(__DIR__ . '/../../config.php');
+require_once($CFG->libdir . '/clilib.php');
+require_once($CFG->libdir . '/adminlib.php');
+
+$help = "Command line tool to uninstall plugins.
+
+Options:
+    -h --help                   Print this help.
+    --show-all                  Displays a list of all installed plugins.
+    --show-contrib              Displays a list of all third-party installed plugins.
+    --show-missing              Displays a list of plugins missing from disk.
+    --purge-missing             Uninstall all missing from disk plugins.
+    --plugins=<plugin name>     A comma separated list of plugins to be uninstalled. E.g. mod_assign,mod_forum
+    --run                       Execute uninstall. If this option is not set, then the script will be run in a dry mode.
+
+Examples:
+
+    # php uninstall_plugins.php  --show-all
+        Prints tab-separated list of all installed plugins.
+
+    # php uninstall_plugins.php  --show-contrib
+        Prints tab-separated list of all third-party installed plugins.
+
+    # php uninstall_plugins.php  --show-missing
+        Prints tab-separated list of all missing from disk plugins.
+
+    # php uninstall_plugins.php  --purge-missing
+        A dry run of uninstalling all missing plugins.
+
+    # php uninstall_plugins.php  --purge-missing --run
+        Run uninstall of all missing plugins.
+
+    # php uninstall_plugins.php  --plugins=mod_assign,mod_forum
+        A dry run of uninstalling mod_assign and mod_forum plugins.
+
+    # php uninstall_plugins.php  --plugins=mod_assign,mod_forum --run
+        Run uninstall for mod_assign and mod_forum plugins.
+";
+
+list($options, $unrecognised) = cli_get_params([
+    'help' => false,
+    'show-all' => false,
+    'show-contrib' => false,
+    'show-missing' => false,
+    'purge-missing' => false,
+    'plugins' => false,
+    'run' => false,
+], [
+    'h' => 'help'
+]);
+
+if ($unrecognised) {
+    $unrecognised = implode(PHP_EOL.'  ', $unrecognised);
+    cli_error(get_string('cliunknowoption', 'core_admin', $unrecognised));
+}
+
+if ($options['help']) {
+    cli_writeln($help);
+    exit(0);
+}
+
+$pluginman = core_plugin_manager::instance();
+$plugininfo = $pluginman->get_plugins();
+
+if ($options['show-all'] || $options['show-missing'] || $options['show-contrib']) {
+    foreach ($plugininfo as $type => $plugins) {
+        foreach ($plugins as $name => $plugin) {
+            if ($options['show-contrib'] && $plugin->is_standard()) {
+                continue;
+            }
+            $pluginstring = $plugin->component . "\t" . $plugin->displayname;
+
+            if ($options['show-all'] || $options['show-contrib']) {
+                cli_writeln($pluginstring);
+            } else {
+                if ($plugin->get_status() === core_plugin_manager::PLUGIN_STATUS_MISSING) {
+                    cli_writeln($pluginstring);
+                }
+            }
+        }
+    }
+
+    exit(0);
+}
+
+if ($options['purge-missing']) {
+    foreach ($plugininfo as $type => $plugins) {
+        foreach ($plugins as $name => $plugin) {
+            if ($plugin->get_status() === core_plugin_manager::PLUGIN_STATUS_MISSING) {
+
+                $pluginstring = $plugin->component . "\t" . $plugin->displayname;
+
+                if ($pluginman->can_uninstall_plugin($plugin->component)) {
+                    if ($options['run']) {
+                        cli_writeln('Uninstalling: ' . $pluginstring);
+
+                        $progress = new progress_trace_buffer(new text_progress_trace(), true);
+                        $pluginman->uninstall_plugin($plugin->component, $progress);
+                        $progress->finished();
+                        cli_write($progress->get_buffer());
+                    } else {
+                        cli_writeln('Will be uninstalled: ' . $pluginstring);
+                    }
+                } else {
+                    cli_writeln('Can not be uninstalled: ' . $pluginstring);
+                }
+            }
+        }
+    }
+
+    exit(0);
+}
+
+if ($options['plugins']) {
+    $components = explode(',', $options['plugins']);
+    foreach ($components as $component) {
+        $plugin = $pluginman->get_plugin_info($component);
+
+        if (is_null($plugin)) {
+            cli_writeln('Unknown plugin: ' . $component);
+        } else {
+            $pluginstring = $plugin->component . "\t" . $plugin->displayname;
+
+            if ($pluginman->can_uninstall_plugin($plugin->component)) {
+                if ($options['run']) {
+                    cli_writeln('Uninstalling: ' . $pluginstring);
+                    $progress = new progress_trace_buffer(new text_progress_trace(), true);
+                    $pluginman->uninstall_plugin($plugin->component, $progress);
+                    $progress->finished();
+                    cli_write($progress->get_buffer());
+                } else {
+                    cli_writeln('Will be uninstalled: ' . $pluginstring);
+                }
+            } else {
+                cli_writeln('Can not be uninstalled: ' . $pluginstring);
+            }
+        }
+    }
+
+    exit(0);
+}
+
+cli_writeln($help);
+exit(0);

admin/cli/upgrade.php

@@ -52,7 +52,8 @@ list($options, $unrecognized) = cli_get_params(
         'allow-unstable'    => false,
         'help'              => false,
         'lang'              => $lang,
-        'verbose-settings'  => false
+        'verbose-settings'  => false,
+        'is-pending'        => false,
     ),
     array(
         'h' => 'help'
@@ -88,6 +89,8 @@ Options:
 --verbose-settings    Show new settings values. By default only the name of
                       new core or plugin settings are displayed. This option
                       outputs the new values as well as the setting name.
+--is-pending          If an upgrade is needed it exits with an error code of
+                      2 so it distinct from other types of errors.
 -h, --help            Print out this help
 
 Example:
@@ -116,6 +119,10 @@ if (!moodle_needs_upgrading()) {
     cli_error(get_string('cliupgradenoneed', 'core_admin', $newversion), 0);
 }
 
+if ($options['is-pending']) {
+    cli_error(get_string('cliupgradepending', 'core_admin'), 2);
+}
+
 // Test environment first.
 list($envstatus, $environment_results) = check_moodle_environment(normalize_version($release), ENV_SELECT_RELEASE);
 if (!$envstatus) {

admin/courseformats.php

@@ -32,8 +32,7 @@ $syscontext = context_system::instance();
 $PAGE->set_url('/admin/courseformats.php');
 $PAGE->set_context($syscontext);
 
-require_login();
-require_capability('moodle/site:config', $syscontext);
+require_admin();
 require_sesskey();
 
 $return = new moodle_url('/admin/settings.php', array('section' => 'manageformats'));

admin/customfields.php

@@ -0,0 +1,61 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Allows the admin to enable, disable and uninstall custom fields
+ *
+ * @package    core_admin
+ * @copyright  2018 Daniel Neis Araujo
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+require_once('../config.php');
+require_once($CFG->libdir.'/adminlib.php');
+
+$action  = required_param('action', PARAM_ALPHANUMEXT);
+$customfieldname = required_param('field', PARAM_PLUGIN);
+
+$syscontext = context_system::instance();
+$PAGE->set_url('/admin/customfields.php');
+$PAGE->set_context($syscontext);
+
+require_admin();
+require_sesskey();
+
+$return = new moodle_url('/admin/settings.php', array('section' => 'managecustomfields'));
+
+$customfieldplugins = core_plugin_manager::instance()->get_plugins_of_type('customfield');
+$sortorder = array_flip(array_keys($customfieldplugins));
+
+if (!isset($customfieldplugins[$customfieldname])) {
+    print_error('customfieldnotfound', 'error', $return, $customfieldname);
+}
+
+switch ($action) {
+    case 'disable':
+        if ($customfieldplugins[$customfieldname]->is_enabled()) {
+            set_config('disabled', 1, 'customfield_'. $customfieldname);
+            core_plugin_manager::reset_caches();
+        }
+        break;
+    case 'enable':
+        if (!$customfieldplugins[$customfieldname]->is_enabled()) {
+            unset_config('disabled', 'customfield_'. $customfieldname);
+            core_plugin_manager::reset_caches();
+        }
+        break;
+}
+redirect($return);

admin/dataformats.php

@@ -33,8 +33,7 @@ $syscontext = context_system::instance();
 $PAGE->set_url('/admin/dataformats.php');
 $PAGE->set_context($syscontext);
 
-require_login();
-require_capability('moodle/site:config', $syscontext);
+require_admin();
 require_sesskey();
 
 $return = new moodle_url('/admin/settings.php', array('section' => 'managedataformats'));

admin/editors.php

@@ -15,8 +15,7 @@ $confirm = optional_param('confirm', 0, PARAM_BOOL);
 $PAGE->set_url('/admin/editors.php', array('action'=>$action, 'editor'=>$editor));
 $PAGE->set_context(context_system::instance());
 
-require_login();
-require_capability('moodle/site:config', context_system::instance());
+require_admin();
 
 $returnurl = "$CFG->wwwroot/$CFG->admin/settings.php?section=manageeditors";
 

admin/enrol.php

@@ -35,8 +35,7 @@ $confirm = optional_param('confirm', 0, PARAM_BOOL);
 $PAGE->set_url('/admin/enrol.php');
 $PAGE->set_context(context_system::instance());
 
-require_login();
-require_capability('moodle/site:config', context_system::instance());
+require_admin();
 require_sesskey();
 
 $enabled = enrol_get_plugins(true);

admin/environment.xml

@@ -2451,6 +2451,7 @@
       <VENDOR name="oracle" version="11.2" />
     </DATABASE>
     <PHP version="7.0.0" level="required">
+      <RESTRICT function="restrict_php_version_74" message="unsupportedphpversion74" />
     </PHP>
     <PCREUNICODE level="optional">
       <FEEDBACK>
@@ -2618,4 +2619,916 @@
       </CUSTOM_CHECK>
     </CUSTOM_CHECKS>
   </MOODLE>
+  <MOODLE version="3.7" requires="3.2">
+    <UNICODE level="required">
+      <FEEDBACK>
+        <ON_ERROR message="unicoderequired" />
+      </FEEDBACK>
+    </UNICODE>
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+      <VENDOR name="mariadb" version="5.5.31" />
+      <VENDOR name="mysql" version="5.6" />
+      <VENDOR name="postgres" version="9.4" />
+      <VENDOR name="mssql" version="10.0" />
+      <VENDOR name="oracle" version="11.2" />
+    </DATABASE>
+    <PHP version="7.1.0" level="required">
+      <RESTRICT function="restrict_php_version_74" message="unsupportedphpversion74" />
+    </PHP>
+    <PCREUNICODE level="optional">
+      <FEEDBACK>
+        <ON_CHECK message="pcreunicodewarning" />
+      </FEEDBACK>
+    </PCREUNICODE>
+    <PHP_EXTENSIONS>
+      <PHP_EXTENSION name="iconv" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="iconvrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="mbstring" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="mbstringrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="curl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="curlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="openssl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="opensslrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="tokenizer" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="tokenizerrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlrpc" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="xmlrpcrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="soap" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="soaprecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="ctype" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ctyperequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zip" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ziprequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zlib" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="gd" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="gdrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="simplexml" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="simplexmlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="spl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="splrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="pcre" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="dom" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xml" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlreader" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="intl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="intlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="json" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="hash" level="required"/>
+      <PHP_EXTENSION name="fileinfo" level="required"/>
+    </PHP_EXTENSIONS>
+    <PHP_SETTINGS>
+      <PHP_SETTING name="memory_limit" value="96M" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="settingmemorylimit" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="file_uploads" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="settingfileuploads" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="opcache.enable" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="opcacherecommended" />
+        </FEEDBACK>
+      </PHP_SETTING>
+    </PHP_SETTINGS>
+    <CUSTOM_CHECKS>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbstorageengine" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="quizattemptsupgradedmessage" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="slashargumentswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unsupporteddbtablerowformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unoconvwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="libcurlwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfileformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfilepertable" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddblargeprefix" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_is_https" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="ishttpswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_incomplete_unicode_support" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="incompleteunicodesupport" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_sixtyfour_bits" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="sixtyfourbitswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+    </CUSTOM_CHECKS>
+  </MOODLE>
+  <MOODLE version="3.8" requires="3.2">
+    <UNICODE level="required">
+      <FEEDBACK>
+        <ON_ERROR message="unicoderequired" />
+      </FEEDBACK>
+    </UNICODE>
+    <DATABASE level="required">
+      <VENDOR name="mariadb" version="5.5.31" />
+      <VENDOR name="mysql" version="5.6" />
+      <VENDOR name="postgres" version="9.4" />
+      <VENDOR name="mssql" version="11.0" />
+      <VENDOR name="oracle" version="11.2" />
+    </DATABASE>
+    <PHP version="7.1.0" level="required">
+      <RESTRICT function="restrict_php_version_80" message="unsupportedphpversion80" />
+    </PHP>
+    <PCREUNICODE level="optional">
+      <FEEDBACK>
+        <ON_CHECK message="pcreunicodewarning" />
+      </FEEDBACK>
+    </PCREUNICODE>
+    <PHP_EXTENSIONS>
+      <PHP_EXTENSION name="iconv" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="iconvrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="mbstring" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="mbstringrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="curl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="curlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="openssl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="opensslrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="tokenizer" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="tokenizerrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlrpc" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="xmlrpcrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="soap" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="soaprecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="ctype" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ctyperequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zip" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ziprequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zlib" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="gd" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="gdrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="simplexml" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="simplexmlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="spl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="splrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="pcre" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="dom" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xml" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlreader" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="intl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="intlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="json" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="hash" level="required"/>
+      <PHP_EXTENSION name="fileinfo" level="required"/>
+    </PHP_EXTENSIONS>
+    <PHP_SETTINGS>
+      <PHP_SETTING name="memory_limit" value="96M" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="settingmemorylimit" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="file_uploads" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="settingfileuploads" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="opcache.enable" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="opcacherecommended" />
+        </FEEDBACK>
+      </PHP_SETTING>
+    </PHP_SETTINGS>
+    <CUSTOM_CHECKS>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbstorageengine" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="quizattemptsupgradedmessage" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="slashargumentswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unsupporteddbtablerowformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unoconvwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="libcurlwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfileformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfilepertable" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddblargeprefix" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_is_https" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="ishttpswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_incomplete_unicode_support" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="incompleteunicodesupport" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_sixtyfour_bits" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="sixtyfourbitswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+    </CUSTOM_CHECKS>
+  </MOODLE>
+  <MOODLE version="3.9" requires="3.5">
+    <UNICODE level="required">
+      <FEEDBACK>
+        <ON_ERROR message="unicoderequired" />
+      </FEEDBACK>
+    </UNICODE>
+    <DATABASE level="required">
+      <VENDOR name="mariadb" version="10.2.29" />
+      <VENDOR name="mysql" version="5.6" />
+      <VENDOR name="postgres" version="9.5" />
+      <VENDOR name="mssql" version="11.0" />
+      <VENDOR name="oracle" version="11.2" />
+    </DATABASE>
+    <PHP version="7.2.0" level="required">
+      <RESTRICT function="restrict_php_version_80" message="unsupportedphpversion80" />
+    </PHP>
+    <PCREUNICODE level="optional">
+      <FEEDBACK>
+        <ON_CHECK message="pcreunicodewarning" />
+      </FEEDBACK>
+    </PCREUNICODE>
+    <PHP_EXTENSIONS>
+      <PHP_EXTENSION name="iconv" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="iconvrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="mbstring" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="mbstringrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="curl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="curlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="openssl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="opensslrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="tokenizer" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="tokenizerrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlrpc" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="xmlrpcrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="soap" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="soaprecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="ctype" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ctyperequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zip" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ziprequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zlib" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="gd" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="gdrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="simplexml" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="simplexmlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="spl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="splrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="pcre" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="dom" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xml" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlreader" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="intl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="intlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="json" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="hash" level="required"/>
+      <PHP_EXTENSION name="fileinfo" level="required"/>
+    </PHP_EXTENSIONS>
+    <PHP_SETTINGS>
+      <PHP_SETTING name="memory_limit" value="96M" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="settingmemorylimit" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="file_uploads" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="settingfileuploads" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="opcache.enable" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="opcacherecommended" />
+        </FEEDBACK>
+      </PHP_SETTING>
+    </PHP_SETTINGS>
+    <CUSTOM_CHECKS>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbstorageengine" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="quizattemptsupgradedmessage" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="slashargumentswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unsupporteddbtablerowformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unoconvwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="libcurlwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfileformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfilepertable" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddblargeprefix" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_is_https" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="ishttpswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_incomplete_unicode_support" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="incompleteunicodesupport" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_sixtyfour_bits" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="sixtyfourbitswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+    </CUSTOM_CHECKS>
+  </MOODLE>
+  <MOODLE version="3.10" requires="3.5">
+    <UNICODE level="required">
+      <FEEDBACK>
+        <ON_ERROR message="unicoderequired" />
+      </FEEDBACK>
+    </UNICODE>
+    <DATABASE level="required">
+      <VENDOR name="mariadb" version="10.2.29" />
+      <VENDOR name="mysql" version="5.7" />
+      <VENDOR name="postgres" version="9.6" />
+      <VENDOR name="mssql" version="11.0" />
+      <VENDOR name="oracle" version="11.2" />
+    </DATABASE>
+    <PHP version="7.2.0" level="required">
+      <RESTRICT function="restrict_php_version_80" message="unsupportedphpversion80" />
+    </PHP>
+    <PCREUNICODE level="optional">
+      <FEEDBACK>
+        <ON_CHECK message="pcreunicodewarning" />
+      </FEEDBACK>
+    </PCREUNICODE>
+    <PHP_EXTENSIONS>
+      <PHP_EXTENSION name="iconv" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="iconvrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="mbstring" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="mbstringrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="curl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="curlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="openssl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="opensslrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="tokenizer" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="tokenizerrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlrpc" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="xmlrpcrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="soap" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="soaprecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="ctype" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ctyperequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zip" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ziprequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zlib" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="gd" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="gdrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="simplexml" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="simplexmlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="spl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="splrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="pcre" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="dom" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xml" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlreader" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="intl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="intlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="json" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="hash" level="required"/>
+      <PHP_EXTENSION name="fileinfo" level="required"/>
+    </PHP_EXTENSIONS>
+    <PHP_SETTINGS>
+      <PHP_SETTING name="memory_limit" value="96M" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="settingmemorylimit" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="file_uploads" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="settingfileuploads" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="opcache.enable" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="opcacherecommended" />
+        </FEEDBACK>
+      </PHP_SETTING>
+    </PHP_SETTINGS>
+    <CUSTOM_CHECKS>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbstorageengine" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="quizattemptsupgradedmessage" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="slashargumentswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unsupporteddbtablerowformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unoconvwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="libcurlwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfileformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfilepertable" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddblargeprefix" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_is_https" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="ishttpswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_incomplete_unicode_support" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="incompleteunicodesupport" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_sixtyfour_bits" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="sixtyfourbitswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+    </CUSTOM_CHECKS>
+  </MOODLE>
+  <MOODLE version="3.11" requires="3.6">
+    <UNICODE level="required">
+      <FEEDBACK>
+        <ON_ERROR message="unicoderequired" />
+      </FEEDBACK>
+    </UNICODE>
+    <DATABASE level="required">
+      <VENDOR name="mariadb" version="10.2.29" />
+      <VENDOR name="mysql" version="5.7" />
+      <VENDOR name="postgres" version="9.6" />
+      <VENDOR name="mssql" version="14.0" />
+      <VENDOR name="oracle" version="11.2" />
+    </DATABASE>
+    <PHP version="7.3.0" level="required">
+    </PHP>
+    <PCREUNICODE level="optional">
+      <FEEDBACK>
+        <ON_CHECK message="pcreunicodewarning" />
+      </FEEDBACK>
+    </PCREUNICODE>
+    <PHP_EXTENSIONS>
+      <PHP_EXTENSION name="iconv" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="iconvrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="mbstring" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="mbstringrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="curl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="curlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="openssl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="opensslrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="tokenizer" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="tokenizerrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlrpc" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="xmlrpcrecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="soap" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="soaprecommended" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="ctype" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ctyperequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zip" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="ziprequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="zlib" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="gd" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="gdrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="simplexml" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="simplexmlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="spl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="splrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="pcre" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="dom" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xml" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="xmlreader" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="intl" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="intlrequired" />
+        </FEEDBACK>
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="json" level="required">
+      </PHP_EXTENSION>
+      <PHP_EXTENSION name="hash" level="required"/>
+      <PHP_EXTENSION name="fileinfo" level="required"/>
+      <PHP_EXTENSION name="sodium" level="optional"/>
+    </PHP_EXTENSIONS>
+    <PHP_SETTINGS>
+      <PHP_SETTING name="memory_limit" value="96M" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="settingmemorylimit" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="file_uploads" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="settingfileuploads" />
+        </FEEDBACK>
+      </PHP_SETTING>
+      <PHP_SETTING name="opcache.enable" value="1" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="opcacherecommended" />
+        </FEEDBACK>
+      </PHP_SETTING>
+    </PHP_SETTINGS>
+    <CUSTOM_CHECKS>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_storage_engine" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbstorageengine" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="question/engine/upgrade/upgradelib.php" function="quiz_attempts_upgraded" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="quizattemptsupgradedmessage" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_slasharguments" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="slashargumentswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_database_tables_row_format" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unsupporteddbtablerowformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_unoconv_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="unoconvwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_libcurl_version" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="libcurlwarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_format" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfileformat" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_file_per_table" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddbfilepertable" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_large_prefix" level="required">
+        <FEEDBACK>
+          <ON_ERROR message="unsupporteddblargeprefix" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_is_https" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="ishttpswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_mysql_incomplete_unicode_support" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="incompleteunicodesupport" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_sixtyfour_bits" level="optional">
+        <FEEDBACK>
+          <ON_CHECK message="sixtyfourbitswarning" />
+        </FEEDBACK>
+      </CUSTOM_CHECK>
+      <CUSTOM_CHECK file="lib/upgradelib.php" function="check_max_input_vars" level="optional">
+      </CUSTOM_CHECK>
+    </CUSTOM_CHECKS>
+  </MOODLE>
 </COMPATIBILITY_MATRIX>

admin/index.php

@@ -226,7 +226,7 @@ if (!core_tables_exist()) {
     }
     if (empty($confirmrelease)) {
         require_once($CFG->libdir.'/environmentlib.php');
-        list($envstatus, $environment_results) = check_moodle_environment(normalize_version($release), ENV_SELECT_RELEASE);
+        list($envstatus, $environmentresults) = check_moodle_environment(normalize_version($release), ENV_SELECT_RELEASE);
         $strcurrentrelease = get_string('currentrelease');
 
         $PAGE->navbar->add($strcurrentrelease);
@@ -235,7 +235,7 @@ if (!core_tables_exist()) {
         $PAGE->set_cacheable(false);
 
         $output = $PAGE->get_renderer('core', 'admin');
-        echo $output->install_environment_page($maturity, $envstatus, $environment_results, $release);
+        echo $output->install_environment_page($maturity, $envstatus, $environmentresults, $release);
         die();
     }
 
@@ -358,9 +358,9 @@ if (!$cache and $version > $CFG->version) {  // upgrade
         echo $output->upgrade_confirm_page($a->newversion, $maturity, $testsite);
         die();
 
-    } else if (empty($confirmrelease)){
+    } else if (empty($confirmrelease)) {
         require_once($CFG->libdir.'/environmentlib.php');
-        list($envstatus, $environment_results) = check_moodle_environment($release, ENV_SELECT_RELEASE);
+        list($envstatus, $environmentresults) = check_moodle_environment($release, ENV_SELECT_RELEASE);
         $strcurrentrelease = get_string('currentrelease');
 
         $PAGE->navbar->add($strcurrentrelease);
@@ -368,7 +368,7 @@ if (!$cache and $version > $CFG->version) {  // upgrade
         $PAGE->set_heading($strcurrentrelease);
         $PAGE->set_cacheable(false);
 
-        echo $output->upgrade_environment_page($release, $envstatus, $environment_results);
+        echo $output->upgrade_environment_page($release, $envstatus, $environmentresults);
         die();
 
     } else if (empty($confirmplugins)) {
@@ -509,7 +509,8 @@ if (!$cache and $version > $CFG->version) {  // upgrade
         // Always verify plugin dependencies!
         $failed = array();
         if (!core_plugin_manager::instance()->all_plugins_ok($version, $failed)) {
-            echo $output->unsatisfied_dependencies_page($version, $failed, $PAGE->url);
+            echo $output->unsatisfied_dependencies_page($version, $failed, new moodle_url($PAGE->url,
+                array('confirmplugincheck' => 0)));
             die();
         }
         unset($failed);
@@ -533,7 +534,10 @@ if (!$cache and $branch <> $CFG->branch) {  // Update the branch
 
 if (!$cache and moodle_needs_upgrading()) {
 
-    $PAGE->set_url(new moodle_url($PAGE->url, array('confirmplugincheck' => $confirmplugins)));
+    $PAGE->set_url(new moodle_url($PAGE->url, array(
+        'confirmrelease' => $confirmrelease,
+        'confirmplugincheck' => $confirmplugins,
+    )));
 
     check_upgrade_key($upgradekeyhash);
 
@@ -543,7 +547,21 @@ if (!$cache and moodle_needs_upgrading()) {
         $pluginman = core_plugin_manager::instance();
         $output = $PAGE->get_renderer('core', 'admin');
 
-        if (!$confirmplugins) {
+        if (empty($confirmrelease)) {
+            require_once($CFG->libdir . '/environmentlib.php');
+
+            list($envstatus, $environmentresults) = check_moodle_environment($release, ENV_SELECT_RELEASE);
+            $strcurrentrelease = get_string('currentrelease');
+
+            $PAGE->navbar->add($strcurrentrelease);
+            $PAGE->set_title($strcurrentrelease);
+            $PAGE->set_heading($strcurrentrelease);
+            $PAGE->set_cacheable(false);
+
+            echo $output->upgrade_environment_page($release, $envstatus, $environmentresults);
+            die();
+
+        } else if (!$confirmplugins) {
             $strplugincheck = get_string('plugincheck');
 
             $PAGE->navbar->add($strplugincheck);
@@ -684,7 +702,8 @@ if (!$cache and moodle_needs_upgrading()) {
         $failed = array();
         if (!$pluginman->all_plugins_ok($version, $failed)) {
             $output = $PAGE->get_renderer('core', 'admin');
-            echo $output->unsatisfied_dependencies_page($version, $failed, $PAGE->url);
+            echo $output->unsatisfied_dependencies_page($version, $failed, new moodle_url($PAGE->url,
+                array('confirmplugincheck' => 0)));
             die();
         }
         unset($failed);
@@ -802,7 +821,7 @@ $SESSION->admin_critical_warning = ($insecuredataroot==INSECURE_DATAROOT_ERROR);
 $adminroot = admin_get_root();
 
 // Check if there are any new admin settings which have still yet to be set
-if (any_new_admin_settings($adminroot)){
+if (any_new_admin_settings($adminroot)) {
     redirect('upgradesettings.php');
 }
 
@@ -823,9 +842,11 @@ if (isset($SESSION->pluginuninstallreturn)) {
 // Print default admin page with notifications.
 $errorsdisplayed = defined('WARN_DISPLAY_ERRORS_ENABLED');
 
-// We make the assumption that at least one schedule task should run once per day.
-$lastcron = $DB->get_field_sql('SELECT MAX(lastruntime) FROM {task_scheduled}');
+$lastcron = get_config('tool_task', 'lastcronstart');
 $cronoverdue = ($lastcron < time() - 3600 * 24);
+$lastcroninterval = get_config('tool_task', 'lastcroninterval');
+$expectedfrequency = $CFG->expectedcronfrequency ?? 200;
+$croninfrequent = !$cronoverdue && ($lastcroninterval > $expectedfrequency || $lastcron < time() - $expectedfrequency);
 $dbproblems = $DB->diagnose();
 $maintenancemode = !empty($CFG->maintenance_enabled);
 
@@ -886,4 +907,4 @@ $output = $PAGE->get_renderer('core', 'admin');
 echo $output->admin_notifications_page($maturity, $insecuredataroot, $errorsdisplayed, $cronoverdue, $dbproblems,
                                        $maintenancemode, $availableupdates, $availableupdatesfetch, $buggyiconvnomb,
                                        $registered, $cachewarnings, $eventshandlers, $themedesignermode, $devlibdir,
-                                       $mobileconfigured, $overridetossl, $invalidforgottenpasswordurl);
+                                       $mobileconfigured, $overridetossl, $invalidforgottenpasswordurl, $croninfrequent);

admin/licenses.php

@@ -23,8 +23,7 @@ require_once('../config.php');
 require_once($CFG->libdir.'/adminlib.php');
 require_once($CFG->libdir.'/licenselib.php');
 
-require_login();
-require_capability('moodle/site:config', context_system::instance());
+require_admin();
 
 $returnurl = "$CFG->wwwroot/$CFG->admin/settings.php?section=managelicenses";
 

admin/media.php

@@ -35,8 +35,7 @@ $confirm = optional_param('confirm', 0, PARAM_BOOL);
 $PAGE->set_url('/admin/media.php');
 $PAGE->set_context(context_system::instance());
 
-require_login();
-require_capability('moodle/site:config', context_system::instance());
+require_admin();
 require_sesskey();
 
 $plugins = core_plugin_manager::instance()->get_plugins_of_type('media');

admin/message.php

@@ -25,47 +25,121 @@ require_once(__DIR__ . '/../config.php');
 require_once($CFG->dirroot . '/message/lib.php');
 require_once($CFG->libdir.'/adminlib.php');
 
-// This is an admin page
+// This is an admin page.
 admin_externalpage_setup('managemessageoutputs');
 
-// Get the submitted params
-$disable    = optional_param('disable', 0, PARAM_INT);
-$enable     = optional_param('enable', 0, PARAM_INT);
+// Fetch processors.
+$allprocessors = get_message_processors();
+$processors = array_filter($allprocessors, function($processor) {
+    return $processor->enabled;
+});
+$disabledprocessors = array_filter($allprocessors, function($processor) {
+    return !$processor->enabled;
+});
 
-$headingtitle = get_string('managemessageoutputs', 'message');
+// Fetch message providers.
+$providers = get_message_providers();
+// Fetch the manage message outputs interface.
+$preferences = get_message_output_default_preferences();
 
-if (!empty($disable) && confirm_sesskey()) {
-    if (!$processor = $DB->get_record('message_processors', array('id'=>$disable))) {
-        print_error('outputdoesnotexist', 'message');
+if (($form = data_submitted()) && confirm_sesskey()) {
+    $newpreferences = array();
+    // Prepare default message outputs settings.
+    foreach ($providers as $provider) {
+        $componentproviderbase = $provider->component.'_'.$provider->name;
+        $disableprovidersetting = $componentproviderbase.'_disable';
+        $providerdisabled = false;
+        if (!isset($form->$disableprovidersetting)) {
+            $providerdisabled = true;
+            $newpreferences[$disableprovidersetting] = 1;
+        } else {
+            $newpreferences[$disableprovidersetting] = 0;
+        }
+
+        foreach (array('permitted', 'loggedin', 'loggedoff') as $setting) {
+            $value = null;
+            $componentprovidersetting = $componentproviderbase.'_'.$setting;
+            if ($setting == 'permitted') {
+                // If we deal with permitted select element, we need to create individual
+                // setting for each possible processor. Note that this block will
+                // always be processed first after entring parental foreach iteration
+                // so we can change form values on this stage.
+                foreach ($processors as $processor) {
+                    $value = '';
+                    if (isset($form->{$componentprovidersetting}[$processor->name])) {
+                        $value = $form->{$componentprovidersetting}[$processor->name];
+                    }
+                    // Ensure that loggedin loggedoff options are set correctly for this permission.
+                    if (($value == 'disallowed') || $providerdisabled) {
+                        // It might be better to unset them, but I can't figure out why that cause error.
+                        $form->{$componentproviderbase.'_loggedin'}[$processor->name] = 0;
+                        $form->{$componentproviderbase.'_loggedoff'}[$processor->name] = 0;
+                    } else if ($value == 'forced') {
+                        $form->{$componentproviderbase.'_loggedin'}[$processor->name] = 1;
+                        $form->{$componentproviderbase.'_loggedoff'}[$processor->name] = 1;
+                    }
+                    // Record the site preference.
+                    $newpreferences[$processor->name.'_provider_'.$componentprovidersetting] = $value;
+                }
+            } else {
+                $newsettings = array();
+                if (property_exists($form, $componentprovidersetting)) {
+                    // We must be processing loggedin or loggedoff checkboxes.
+                    // Store defained comma-separated processors as setting value.
+                    // Using array_filter eliminates elements set to 0 above.
+                    $newsettings = array_keys(array_filter($form->{$componentprovidersetting}));
+                }
+
+                // Let's join existing setting values for disabled processors.
+                $property = 'message_provider_'.$componentprovidersetting;
+                if (property_exists($preferences, $property)) {
+                    $existingsetting = $preferences->$property;
+                    foreach ($disabledprocessors as $disable) {
+                        if (strpos($existingsetting, $disable->name) > -1) {
+                            $newsettings[] = $disable->name;
+                        }
+                    }
+                }
+
+                $value = join(',', $newsettings);
+                if (empty($value)) {
+                    $value = null;
+                }
+            }
+            if ($setting != 'permitted') {
+                // We have already recoded site preferences for 'permitted' type.
+                $newpreferences['message_provider_'.$componentprovidersetting] = $value;
+            }
+        }
     }
-    \core_message\api::update_processor_status($processor, 0);     // Disable output.
-    core_plugin_manager::reset_caches();
-}
 
-if (!empty($enable) && confirm_sesskey()) {
-    if (!$processor = $DB->get_record('message_processors', array('id'=>$enable))) {
-        print_error('outputdoesnotexist', 'message');
+    // Update database.
+    $transaction = $DB->start_delegated_transaction();
+
+    // Save processors enabled/disabled status.
+    foreach ($allprocessors as $processor) {
+        $enabled = isset($form->{$processor->name});
+        \core_message\api::update_processor_status($processor, $enabled);
     }
-    \core_message\api::update_processor_status($processor, 1);      // Enable output.
-    core_plugin_manager::reset_caches();
-}
 
-if ($disable || $enable) {
+    foreach ($newpreferences as $name => $value) {
+        set_config($name, $value, 'message');
+    }
+    $transaction->allow_commit();
+
+    core_plugin_manager::reset_caches();
+
     $url = new moodle_url('message.php');
     redirect($url);
 }
+
 // Page settings
 $PAGE->set_context(context_system::instance());
+$PAGE->requires->js_init_call('M.core_message.init_defaultoutputs');
 
-// Grab the renderer
 $renderer = $PAGE->get_renderer('core', 'message');
 
-// Display the manage message outputs interface
-$processors = get_message_processors();
-$messageoutputs = $renderer->manage_messageoutputs($processors);
-
-// Display the page
+// Display the page.
 echo $OUTPUT->header();
-echo $OUTPUT->heading($headingtitle);
-echo $messageoutputs;
+echo $renderer->manage_messageoutput_settings($allprocessors, $processors, $providers, $preferences);
 echo $OUTPUT->footer();

admin/mnet/delete.php

@@ -34,9 +34,6 @@ $step   = optional_param('step', 'verify', PARAM_ALPHA);
 $hostid = required_param('hostid', PARAM_INT);
 
 
-
-$context = context_system::instance();
-
 $mnet = get_mnet_environment();
 
 $PAGE->set_url('/admin/mnet/delete.php');

admin/modules.php

@@ -49,6 +49,7 @@
                 array($module->id));
         core_plugin_manager::reset_caches();
         admin_get_root(true, false);  // settings not required - only pages
+        redirect(new moodle_url('/admin/modules.php'));
     }
 
     if (!empty($show) and confirm_sesskey()) {
@@ -66,6 +67,7 @@
                 array($module->id));
         core_plugin_manager::reset_caches();
         admin_get_root(true, false);  // settings not required - only pages
+        redirect(new moodle_url('/admin/modules.php'));
     }
 
     echo $OUTPUT->header();
@@ -121,8 +123,8 @@
             $count = -1;
         }
         if ($count>0) {
-            $countlink = "<a href=\"{$CFG->wwwroot}/course/search.php?modulelist=$module->name" .
-                "&amp;sesskey=".sesskey()."\" title=\"$strshowmodulecourse\">$count</a>";
+            $countlink = $OUTPUT->action_link(new moodle_url('/course/search.php', ['modulelist' => $module->name]),
+                $count, null, ['title' => $strshowmodulecourse]);
         } else if ($count < 0) {
             $countlink = get_string('error');
         } else {

admin/plugins.php

@@ -43,9 +43,8 @@ $confirminstallupdate = optional_param('confirminstallupdate', false, PARAM_BOOL
 // NOTE: do not use admin_externalpage_setup() here because it loads
 //       full admin tree which is not possible during uninstallation.
 
-require_login();
+require_admin();
 $syscontext = context_system::instance();
-require_capability('moodle/site:config', $syscontext);
 
 // URL params we want to maintain on redirects.
 $pageparams = array('updatesonly' => $updatesonly, 'contribonly' => $contribonly);
@@ -54,7 +53,6 @@ $pageurl = new moodle_url('/admin/plugins.php', $pageparams);
 $pluginman = core_plugin_manager::instance();
 
 if ($uninstall) {
-    require_sesskey();
 
     if (!$confirmed) {
         admin_externalpage_setup('pluginsoverview', '', $pageparams);
@@ -93,6 +91,7 @@ if ($uninstall) {
         exit();
 
     } else {
+        require_sesskey();
         $SESSION->pluginuninstallreturn = $pluginfo->get_return_url_after_uninstall($return);
         $progress = new progress_trace_buffer(new text_progress_trace(), false);
         $pluginman->uninstall_plugin($pluginfo->component, $progress);

admin/qbehaviours.php

@@ -31,7 +31,7 @@ require_once($CFG->libdir . '/adminlib.php');
 require_once($CFG->libdir . '/tablelib.php');
 
 // Check permissions.
-require_login();
+require_login(null, false);
 $systemcontext = context_system::instance();
 require_capability('moodle/question:config', $systemcontext);
 

admin/qtypes.php

@@ -30,12 +30,12 @@ require_once($CFG->libdir . '/questionlib.php');
 require_once($CFG->libdir . '/adminlib.php');
 require_once($CFG->libdir . '/tablelib.php');
 
-// Check permissions.
+admin_externalpage_setup('manageqtypes');
+
 $systemcontext = context_system::instance();
 require_capability('moodle/question:config', $systemcontext);
 $canviewreports = has_capability('report/questioninstances:view', $systemcontext);
 
-admin_externalpage_setup('manageqtypes');
 $thispageurl = new moodle_url('/admin/qtypes.php');
 
 $qtypes = question_bank::get_all_qtypes();

admin/registration/confirmregistration.php

@@ -45,8 +45,8 @@ $error = optional_param('error', '', PARAM_ALPHANUM);
 
 admin_externalpage_setup('registrationmoodleorg');
 
-if ($url !== HUB_MOODLEORGHUBURL) {
-    // Allow other plugins to confirm registration on hubs other than moodle.net . Plugins implementing this
+if (parse_url($url, PHP_URL_HOST) !== parse_url(HUB_MOODLEORGHUBURL, PHP_URL_HOST)) {
+    // Allow other plugins to confirm registration on custom hubs. Plugins implementing this
     // callback need to redirect or exit. See https://docs.moodle.org/en/Hub_registration .
     $callbacks = get_plugins_with_function('hub_registration');
     foreach ($callbacks as $plugintype => $plugins) {

admin/registration/forms.php

@@ -32,5 +32,4 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-debugging('Support for alternative hubs has been removed from Moodle in 3.4. For communication with moodle.net ' .
-    'see lib/classes/hub/ .', DEBUG_DEVELOPER);
+debugging('Support for alternative hubs has been removed from Moodle in 3.4.', DEBUG_DEVELOPER);

admin/registration/index.php

@@ -22,7 +22,7 @@
  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL
  * @copyright  (C) 1999 onwards Martin Dougiamas  http://dougiamas.com
  *
- * This page displays the site registration form for Moodle.net.
+ * This page displays the site registration form.
  * It handles redirection to the hub to continue the registration workflow process.
  * It also handles update operation by web service.
  */
@@ -32,24 +32,25 @@ require_once($CFG->libdir . '/adminlib.php');
 
 admin_externalpage_setup('registrationmoodleorg');
 
-$unregistration = optional_param('unregistration', 0, PARAM_INT);
+$unregistration = optional_param('unregistration', false, PARAM_BOOL);
+$confirm = optional_param('confirm', false, PARAM_BOOL);
 
 if ($unregistration && \core\hub\registration::is_registered()) {
-    $siteunregistrationform = new \core\hub\site_unregistration_form();
+    if ($confirm) {
+        require_sesskey();
+        \core\hub\registration::unregister(false, false);
 
-    if ($siteunregistrationform->is_cancelled()) {
-        redirect(new moodle_url('/admin/registration/index.php'));
-    } else if ($data = $siteunregistrationform->get_data()) {
-        \core\hub\registration::unregister($data->unpublishalladvertisedcourses,
-            $data->unpublishalluploadedcourses);
         if (!\core\hub\registration::is_registered()) {
             redirect(new moodle_url('/admin/registration/index.php'));
         }
     }
 
     echo $OUTPUT->header();
-    echo $OUTPUT->heading(get_string('unregisterfrom', 'hub', 'Moodle.net'), 3, 'main');
-    $siteunregistrationform->display();
+    echo $OUTPUT->confirm(
+        get_string('registerwithmoodleorgremove', 'core_hub'),
+        new moodle_url(new moodle_url('/admin/registration/index.php', ['unregistration' => 1, 'confirm' => 1])),
+        new moodle_url(new moodle_url('/admin/registration/index.php'))
+    );
     echo $OUTPUT->footer();
     exit;
 }
@@ -82,7 +83,7 @@ if ($fromform = $siteregistrationform->get_data()) {
 
 echo $OUTPUT->header();
 
-// Current status of registration on Moodle.net.
+// Current status of registration.
 
 $notificationtype = \core\output\notification::NOTIFY_ERROR;
 if (\core\hub\registration::is_registered()) {
@@ -104,11 +105,11 @@ if (\core\hub\registration::is_registered()) {
 
 // Heading.
 if (\core\hub\registration::is_registered()) {
-    echo $OUTPUT->heading(get_string('updatesite', 'hub', 'Moodle.net'));
+    echo $OUTPUT->heading(get_string('registerwithmoodleorgupdate', 'core_hub'));
 } else if ($isinitialregistration) {
-    echo $OUTPUT->heading(get_string('completeregistration', 'hub'));
+    echo $OUTPUT->heading(get_string('registerwithmoodleorgcomplete', 'core_hub'));
 } else {
-    echo $OUTPUT->heading(get_string('registerwithmoodleorg', 'admin'));
+    echo $OUTPUT->heading(get_string('registerwithmoodleorg', 'core_hub'));
 }
 
 $renderer = $PAGE->get_renderer('core', 'admin');
@@ -119,8 +120,9 @@ $siteregistrationform->display();
 if (\core\hub\registration::is_registered()) {
     // Unregister link.
     $unregisterhuburl = new moodle_url("/admin/registration/index.php", ['unregistration' => 1]);
-    echo html_writer::div(html_writer::link($unregisterhuburl, get_string('unregister', 'hub')), 'unregister');
+    echo html_writer::div(html_writer::link($unregisterhuburl, get_string('unregister', 'hub')), 'unregister mt-2');
 } else if ($isinitialregistration) {
-    echo html_writer::div(html_writer::link(new moodle_url($returnurl), get_string('skipregistration', 'hub')), 'skipregistration');
+    echo html_writer::div(html_writer::link(new moodle_url($returnurl), get_string('skipregistration', 'hub')),
+        'skipregistration mt-2');
 }
 echo $OUTPUT->footer();

admin/registration/renewregistration.php

@@ -39,8 +39,8 @@ $token = optional_param('token', '', PARAM_TEXT);
 
 admin_externalpage_setup('registrationmoodleorg');
 
-if ($url !== HUB_MOODLEORGHUBURL) {
-    // Allow other plugins to renew registration on hubs other than moodle.net . Plugins implementing this
+if (parse_url($url, PHP_URL_HOST) !== parse_url(HUB_MOODLEORGHUBURL, PHP_URL_HOST)) {
+    // Allow other plugins to renew registration on custom hubs. Plugins implementing this
     // callback need to redirect or exit. See https://docs.moodle.org/en/Hub_registration .
     $callbacks = get_plugins_with_function('hub_registration');
     foreach ($callbacks as $plugintype => $plugins) {
@@ -56,7 +56,7 @@ if ($url !== HUB_MOODLEORGHUBURL) {
 
 echo $OUTPUT->header();
 echo $OUTPUT->heading(get_string('renewregistration', 'hub'), 3, 'main');
-$hublink = html_writer::tag('a', 'Moodle.net', array('href' => HUB_MOODLEORGHUBURL));
+$hublink = html_writer::tag('a', HUB_MOODLEORGHUBURL, array('href' => HUB_MOODLEORGHUBURL));
 
 $deletedregmsg = get_string('previousregistrationdeleted', 'hub', $hublink);
 

admin/renderer.php

@@ -281,6 +281,7 @@ class core_admin_renderer extends plugin_renderer_base {
      * @param bool $mobileconfigured Whether the mobile web services have been enabled
      * @param bool $overridetossl Whether or not ssl is being forced.
      * @param bool $invalidforgottenpasswordurl Whether the forgotten password URL does not link to a valid URL.
+     * @param bool $croninfrequent If true, warn that cron hasn't run in the past few minutes
      *
      * @return string HTML to output.
      */
@@ -288,7 +289,7 @@ class core_admin_renderer extends plugin_renderer_base {
             $cronoverdue, $dbproblems, $maintenancemode, $availableupdates, $availableupdatesfetch,
             $buggyiconvnomb, $registered, array $cachewarnings = array(), $eventshandlers = 0,
             $themedesignermode = false, $devlibdir = false, $mobileconfigured = false,
-            $overridetossl = false, $invalidforgottenpasswordurl = false) {
+            $overridetossl = false, $invalidforgottenpasswordurl = false, $croninfrequent = false) {
         global $CFG;
         $output = '';
 
@@ -302,6 +303,7 @@ class core_admin_renderer extends plugin_renderer_base {
         $output .= $this->display_errors_warning($errorsdisplayed);
         $output .= $this->buggy_iconv_warning($buggyiconvnomb);
         $output .= $this->cron_overdue_warning($cronoverdue);
+        $output .= $this->cron_infrequent_warning($croninfrequent);
         $output .= $this->db_problems($dbproblems);
         $output .= $this->maintenance_mode_warning($maintenancemode);
         $output .= $this->overridetossl_warning($overridetossl);
@@ -359,14 +361,15 @@ class core_admin_renderer extends plugin_renderer_base {
         $output = '';
 
         if ($checker->enabled()) {
-            $output .= $this->container_start('checkforupdates');
+            $output .= $this->container_start('checkforupdates mb-4');
             $output .= $this->single_button(
                 new moodle_url($reloadurl, array('fetchupdates' => 1)),
                 get_string('checkforupdates', 'core_plugin')
             );
             if ($timefetched = $checker->get_last_timefetched()) {
                 $timefetched = userdate($timefetched, get_string('strftimedatetime', 'core_langconfig'));
-                $output .= $this->container(get_string('checkforupdateslast', 'core_plugin', $timefetched), 'lasttimefetched');
+                $output .= $this->container(get_string('checkforupdateslast', 'core_plugin', $timefetched),
+                    'lasttimefetched small text-muted mt-1');
             }
             $output .= $this->container_end();
         }
@@ -614,6 +617,24 @@ class core_admin_renderer extends plugin_renderer_base {
                 $this->help_icon('cron', 'admin'));
     }
 
+    /**
+     * Render an appropriate message if cron is not being run frequently (recommended every minute).
+     *
+     * @param bool $croninfrequent
+     * @return string HTML to output.
+     */
+    public function cron_infrequent_warning(bool $croninfrequent) : string {
+        global $CFG;
+
+        if (!$croninfrequent) {
+            return '';
+        }
+
+        $expectedfrequency = $CFG->expectedcronfrequency ?? 200;
+        return $this->warning(get_string('croninfrequent', 'admin', $expectedfrequency) . ' ' .
+                $this->help_icon('cron', 'admin'));
+    }
+
     /**
      * Render an appropriate message if there are any problems with the DB set-up.
      * @param bool $dbproblems
@@ -803,7 +824,7 @@ class core_admin_renderer extends plugin_renderer_base {
             }
         }
 
-        $updateinfo .= $this->container_start('checkforupdates');
+        $updateinfo .= $this->container_start('checkforupdates mt-1');
         $fetchurl = new moodle_url('/admin/index.php', array('fetchupdates' => 1, 'sesskey' => sesskey(), 'cache' => 0));
         $updateinfo .= $this->single_button($fetchurl, get_string('checkforupdates', 'core_plugin'));
         if ($fetch) {
@@ -823,8 +844,7 @@ class core_admin_renderer extends plugin_renderer_base {
      */
     protected function registration_warning($registered) {
 
-        if (!$registered) {
-
+        if (!$registered && site_is_public()) {
             if (has_capability('moodle/site:config', context_system::instance())) {
                 $registerbutton = $this->single_button(new moodle_url('/admin/registration/index.php'),
                     get_string('register', 'admin'));
@@ -893,7 +913,7 @@ class core_admin_renderer extends plugin_renderer_base {
      */
     protected function moodle_available_update_info(\core\update\info $updateinfo) {
 
-        $boxclasses = 'moodleupdateinfo';
+        $boxclasses = 'moodleupdateinfo mb-2';
         $info = array();
 
         if (isset($updateinfo->release)) {
@@ -913,7 +933,8 @@ class core_admin_renderer extends plugin_renderer_base {
         }
 
         if (isset($updateinfo->download)) {
-            $info[] = html_writer::link($updateinfo->download, get_string('download'), array('class' => 'info download'));
+            $info[] = html_writer::link($updateinfo->download, get_string('download'),
+                array('class' => 'info download btn btn-secondary'));
         }
 
         if (isset($updateinfo->url)) {
@@ -921,9 +942,9 @@ class core_admin_renderer extends plugin_renderer_base {
                 array('class' => 'info more'));
         }
 
-        $box  = $this->output->box_start($boxclasses);
-        $box .= $this->output->box(implode(html_writer::tag('span', ' ', array('class' => 'separator')), $info), '');
-        $box .= $this->output->box_end();
+        $box  = $this->output->container_start($boxclasses);
+        $box .= $this->output->container(implode(html_writer::tag('span', ' | ', array('class' => 'separator')), $info), '');
+        $box .= $this->output->container_end();
 
         return $box;
     }
@@ -1035,7 +1056,7 @@ class core_admin_renderer extends plugin_renderer_base {
                 $displayname = new html_table_cell(
                     $icon.
                     html_writer::span($plugin->displayname, 'pluginname').
-                    html_writer::div($plugin->get_dir(), 'plugindir')
+                    html_writer::div($plugin->get_dir(), 'plugindir text-muted small')
                 );
 
                 $versiondb = new html_table_cell($plugin->versiondb);
@@ -1043,10 +1064,10 @@ class core_admin_renderer extends plugin_renderer_base {
 
                 if ($isstandard = $plugin->is_standard()) {
                     $row->attributes['class'] .= ' standard';
-                    $sourcelabel = html_writer::span(get_string('sourcestd', 'core_plugin'), 'sourcetext label');
+                    $sourcelabel = html_writer::span(get_string('sourcestd', 'core_plugin'), 'sourcetext badge badge-secondary');
                 } else {
                     $row->attributes['class'] .= ' extension';
-                    $sourcelabel = html_writer::span(get_string('sourceext', 'core_plugin'), 'sourcetext label label-info');
+                    $sourcelabel = html_writer::span(get_string('sourceext', 'core_plugin'), 'sourcetext badge badge-info');
                 }
 
                 $coredependency = $plugin->is_core_dependency_satisfied($version);
@@ -1055,32 +1076,32 @@ class core_admin_renderer extends plugin_renderer_base {
 
                 $statuscode = $plugin->get_status();
                 $row->attributes['class'] .= ' status-' . $statuscode;
-                $statusclass = 'statustext label ';
+                $statusclass = 'statustext badge ';
                 switch ($statuscode) {
                     case core_plugin_manager::PLUGIN_STATUS_NEW:
-                        $statusclass .= $dependenciesok ? 'label-success' : 'label-warning';
+                        $statusclass .= $dependenciesok ? 'badge-success' : 'badge-warning';
                         break;
                     case core_plugin_manager::PLUGIN_STATUS_UPGRADE:
-                        $statusclass .= $dependenciesok ? 'label-info' : 'label-warning';
+                        $statusclass .= $dependenciesok ? 'badge-info' : 'badge-warning';
                         break;
                     case core_plugin_manager::PLUGIN_STATUS_MISSING:
                     case core_plugin_manager::PLUGIN_STATUS_DOWNGRADE:
                     case core_plugin_manager::PLUGIN_STATUS_DELETE:
-                        $statusclass .= 'label-important';
+                        $statusclass .= 'badge-danger';
                         break;
                     case core_plugin_manager::PLUGIN_STATUS_NODB:
                     case core_plugin_manager::PLUGIN_STATUS_UPTODATE:
-                        $statusclass .= $dependenciesok ? '' : 'label-warning';
+                        $statusclass .= $dependenciesok ? 'badge-light' : 'badge-warning';
                         break;
                 }
                 $status = html_writer::span(get_string('status_' . $statuscode, 'core_plugin'), $statusclass);
 
                 if (!empty($installabortable[$plugin->component])) {
                     $status .= $this->output->single_button(
-                        new moodle_url($this->page->url, array('abortinstall' => $plugin->component)),
+                        new moodle_url($this->page->url, array('abortinstall' => $plugin->component, 'confirmplugincheck' => 0)),
                         get_string('cancelinstallone', 'core_plugin'),
                         'post',
-                        array('class' => 'actionbutton cancelinstallone')
+                        array('class' => 'actionbutton cancelinstallone d-block mt-1')
                     );
                 }
 
@@ -1089,7 +1110,7 @@ class core_admin_renderer extends plugin_renderer_base {
                         new moodle_url($this->page->url, array('abortupgrade' => $plugin->component)),
                         get_string('cancelupgradeone', 'core_plugin'),
                         'post',
-                        array('class' => 'actionbutton cancelupgradeone')
+                        array('class' => 'actionbutton cancelupgradeone d-block mt-1')
                     );
                 }
 
@@ -1159,7 +1180,7 @@ class core_admin_renderer extends plugin_renderer_base {
             }
         }
 
-        $out .= $this->output->container_start('actions');
+        $out .= $this->output->container_start('actions mb-2');
 
         $installableupdates = $pluginman->filter_installable($pluginman->available_updates());
         if ($installableupdates) {
@@ -1167,16 +1188,16 @@ class core_admin_renderer extends plugin_renderer_base {
                 new moodle_url($this->page->url, array('installupdatex' => 1)),
                 get_string('updateavailableinstallall', 'core_admin', count($installableupdates)),
                 'post',
-                array('class' => 'singlebutton updateavailableinstallall')
+                array('class' => 'singlebutton updateavailableinstallall mr-1')
             );
         }
 
         if ($installabortable) {
             $out .= $this->output->single_button(
-                new moodle_url($this->page->url, array('abortinstallx' => 1)),
+                new moodle_url($this->page->url, array('abortinstallx' => 1, 'confirmplugincheck' => 0)),
                 get_string('cancelinstallall', 'core_plugin', count($installabortable)),
                 'post',
-                array('class' => 'singlebutton cancelinstallall')
+                array('class' => 'singlebutton cancelinstallall mr-1')
             );
         }
 
@@ -1185,15 +1206,17 @@ class core_admin_renderer extends plugin_renderer_base {
                 new moodle_url($this->page->url, array('abortupgradex' => 1)),
                 get_string('cancelupgradeall', 'core_plugin', count($upgradeabortable)),
                 'post',
-                array('class' => 'singlebutton cancelupgradeall')
+                array('class' => 'singlebutton cancelupgradeall mr-1')
             );
         }
 
         $out .= html_writer::div(html_writer::link(new moodle_url($this->page->url, array('showallplugins' => 0)),
-            get_string('plugincheckattention', 'core_plugin')).' '.html_writer::span($sumattention, 'badge'));
+            get_string('plugincheckattention', 'core_plugin')).' '.html_writer::span($sumattention, 'badge badge-light'),
+            'btn btn-link mr-1');
 
         $out .= html_writer::div(html_writer::link(new moodle_url($this->page->url, array('showallplugins' => 1)),
-            get_string('plugincheckall', 'core_plugin')).' '.html_writer::span($sumtotal, 'badge'));
+            get_string('plugincheckall', 'core_plugin')).' '.html_writer::span($sumtotal, 'badge badge-light'),
+            'btn btn-link mr-1');
 
         $out .= $this->output->container_end(); // End of .actions container.
         $out .= $this->output->container_end(); // End of #plugins-check-info container.
@@ -1261,12 +1284,13 @@ class core_admin_renderer extends plugin_renderer_base {
             }
         }
 
-        $out  = $this->output->container_start('plugins-check-dependencies');
+        $out  = $this->output->container_start('plugins-check-dependencies mb-4');
 
         if ($unavailable or $unknown) {
             $out .= $this->output->heading(get_string('misdepsunavail', 'core_plugin'));
             if ($unknown) {
-                $out .= $this->output->notification(get_string('misdepsunknownlist', 'core_plugin', implode($unknown, ', ')));
+                $out .= $this->output->render((new \core\output\notification(get_string('misdepsunknownlist', 'core_plugin',
+                    implode(', ', $unknown))))->set_show_closebutton(false));
             }
             if ($unavailable) {
                 $unavailablelist = array();
@@ -1280,18 +1304,18 @@ class core_admin_renderer extends plugin_renderer_base {
                     }
                     $unavailablelist[] = $unavailablelistitem;
                 }
-                $out .= $this->output->notification(get_string('misdepsunavaillist', 'core_plugin',
-                    implode($unavailablelist, ', ')));
+                $out .= $this->output->render((new \core\output\notification(get_string('misdepsunavaillist', 'core_plugin',
+                    implode(', ', $unavailablelist))))->set_show_closebutton(false));
             }
-            $out .= $this->output->container_start('plugins-check-dependencies-actions');
+            $out .= $this->output->container_start('plugins-check-dependencies-actions mb-4');
             $out .= ' '.html_writer::link(new moodle_url('/admin/tool/installaddon/'),
-                get_string('dependencyuploadmissing', 'core_plugin'));
+                get_string('dependencyuploadmissing', 'core_plugin'), array('class' => 'btn btn-secondary'));
             $out .= $this->output->container_end(); // End of .plugins-check-dependencies-actions container.
         }
 
         if ($available) {
             $out .= $this->output->heading(get_string('misdepsavail', 'core_plugin'));
-            $out .= $this->output->container_start('plugins-check-dependencies-actions');
+            $out .= $this->output->container_start('plugins-check-dependencies-actions mb-2');
 
             $installable = $pluginman->filter_installable($available);
             if ($installable) {
@@ -1299,12 +1323,13 @@ class core_admin_renderer extends plugin_renderer_base {
                     new moodle_url($this->page->url, array('installdepx' => 1)),
                     get_string('dependencyinstallmissing', 'core_plugin', count($installable)),
                     'post',
-                    array('class' => 'singlebutton dependencyinstallmissing')
+                    array('class' => 'singlebutton dependencyinstallmissing d-inline-block mr-1')
                 );
             }
 
             $out .= html_writer::div(html_writer::link(new moodle_url('/admin/tool/installaddon/'),
-                get_string('dependencyuploadmissing', 'core_plugin')), 'dependencyuploadmissing');
+                get_string('dependencyuploadmissing', 'core_plugin'), array('class' => 'btn btn-link')),
+                'dependencyuploadmissing d-inline-block mr-1');
 
             $out .= $this->output->container_end(); // End of .plugins-check-dependencies-actions container.
 
@@ -1343,9 +1368,9 @@ class core_admin_renderer extends plugin_renderer_base {
             $supportedmoodles = array();
             foreach ($plugin->version->supportedmoodles as $moodle) {
                 if ($CFG->branch == str_replace('.', '', $moodle->release)) {
-                    $supportedmoodles[] = html_writer::span($moodle->release, 'label label-success');
+                    $supportedmoodles[] = html_writer::span($moodle->release, 'badge badge-success');
                 } else {
-                    $supportedmoodles[] = html_writer::span($moodle->release, 'label');
+                    $supportedmoodles[] = html_writer::span($moodle->release, 'badge badge-light');
                 }
             }
 
@@ -1359,7 +1384,7 @@ class core_admin_renderer extends plugin_renderer_base {
                 }
                 $info = html_writer::div(
                     get_string('requiredby', 'core_plugin', implode(', ', $requriedby)),
-                    'requiredby'
+                    'requiredby mb-1'
                 );
             } else {
                 $info = '';
@@ -1370,38 +1395,39 @@ class core_admin_renderer extends plugin_renderer_base {
             $info .= html_writer::div(
                 html_writer::link('https://moodle.org/plugins/view.php?plugin='.$plugin->component,
                     get_string('misdepinfoplugin', 'core_plugin')),
-                'misdepinfoplugin'
+                'misdepinfoplugin d-inline-block mr-3 mb-1'
             );
 
             $info .= html_writer::div(
                 html_writer::link('https://moodle.org/plugins/pluginversion.php?id='.$plugin->version->id,
                     get_string('misdepinfoversion', 'core_plugin')),
-                'misdepinfoversion'
+                'misdepinfoversion d-inline-block mr-3 mb-1'
             );
 
-            $info .= html_writer::div(html_writer::link($plugin->version->downloadurl, get_string('download')), 'misdepdownload');
+            $info .= html_writer::div(html_writer::link($plugin->version->downloadurl, get_string('download')),
+                'misdepdownload d-inline-block mr-3 mb-1');
 
             if ($pluginman->is_remote_plugin_installable($plugin->component, $plugin->version->version, $reason)) {
                 $info .= $this->output->single_button(
                     new moodle_url($this->page->url, array('installdep' => $plugin->component)),
                     get_string('dependencyinstall', 'core_plugin'),
                     'post',
-                    array('class' => 'singlebutton dependencyinstall')
+                    array('class' => 'singlebutton dependencyinstall mr-3 mb-1')
                 );
             } else {
                 $reasonhelp = $this->info_remote_plugin_not_installable($reason);
                 if ($reasonhelp) {
-                    $info .= html_writer::div($reasonhelp, 'reasonhelp dependencyinstall');
+                    $info .= html_writer::div($reasonhelp, 'reasonhelp dependencyinstall d-inline-block mr-3 mb-1');
                 }
             }
 
             $info .= $this->output->container_end(); // End of .actions container.
 
             $table->data[] = array(
-                html_writer::div($plugin->name, 'name').' '.html_writer::div($plugin->component, 'component'),
+                html_writer::div($plugin->name, 'name').' '.html_writer::div($plugin->component, 'component text-muted small'),
                 $plugin->version->release,
                 $plugin->version->version,
-                implode($supportedmoodles, ' '),
+                implode(' ', $supportedmoodles),
                 $info
             );
         }
@@ -1444,27 +1470,29 @@ class core_admin_renderer extends plugin_renderer_base {
         foreach ($pluginman->resolve_requirements($plugin, $version) as $reqname => $reqinfo) {
             if ($reqname === 'core') {
                 if ($reqinfo->status == $pluginman::REQUIREMENT_STATUS_OK) {
-                    $class = 'requires-ok';
+                    $class = 'requires-ok text-muted';
                     $label = '';
                 } else {
                     $class = 'requires-failed';
-                    $label = html_writer::span(get_string('dependencyfails', 'core_plugin'), 'label label-important');
+                    $label = html_writer::span(get_string('dependencyfails', 'core_plugin'), 'badge badge-danger');
+                }
+                if ($reqinfo->reqver != ANY_VERSION) {
+                    $requires[] = html_writer::tag('li',
+                        html_writer::span(get_string('moodleversion', 'core_plugin', $plugin->versionrequires), 'dep dep-core').
+                        ' '.$label, array('class' => $class));
                 }
-                $requires[] = html_writer::tag('li',
-                    html_writer::span(get_string('moodleversion', 'core_plugin', $plugin->versionrequires), 'dep dep-core').
-                    ' '.$label, array('class' => $class));
 
             } else {
                 $actions = array();
 
                 if ($reqinfo->status == $pluginman::REQUIREMENT_STATUS_OK) {
                     $label = '';
-                    $class = 'requires-ok';
+                    $class = 'requires-ok text-muted';
 
                 } else if ($reqinfo->status == $pluginman::REQUIREMENT_STATUS_MISSING) {
                     if ($reqinfo->availability == $pluginman::REQUIREMENT_AVAILABLE) {
-                        $label = html_writer::span(get_string('dependencymissing', 'core_plugin'), 'label label-warning');
-                        $label .= ' '.html_writer::span(get_string('dependencyavailable', 'core_plugin'), 'label label-warning');
+                        $label = html_writer::span(get_string('dependencymissing', 'core_plugin'), 'badge badge-warning');
+                        $label .= ' '.html_writer::span(get_string('dependencyavailable', 'core_plugin'), 'badge badge-warning');
                         $class = 'requires-failed requires-missing requires-available';
                         $actions[] = html_writer::link(
                             new moodle_url('https://moodle.org/plugins/view.php', array('plugin' => $reqname)),
@@ -1472,24 +1500,24 @@ class core_admin_renderer extends plugin_renderer_base {
                         );
 
                     } else {
-                        $label = html_writer::span(get_string('dependencymissing', 'core_plugin'), 'label label-important');
+                        $label = html_writer::span(get_string('dependencymissing', 'core_plugin'), 'badge badge-danger');
                         $label .= ' '.html_writer::span(get_string('dependencyunavailable', 'core_plugin'),
-                            'label label-important');
+                            'badge badge-danger');
                         $class = 'requires-failed requires-missing requires-unavailable';
                     }
                     $displayuploadlink = true;
 
                 } else if ($reqinfo->status == $pluginman::REQUIREMENT_STATUS_OUTDATED) {
                     if ($reqinfo->availability == $pluginman::REQUIREMENT_AVAILABLE) {
-                        $label = html_writer::span(get_string('dependencyfails', 'core_plugin'), 'label label-warning');
-                        $label .= ' '.html_writer::span(get_string('dependencyavailable', 'core_plugin'), 'label label-warning');
+                        $label = html_writer::span(get_string('dependencyfails', 'core_plugin'), 'badge badge-warning');
+                        $label .= ' '.html_writer::span(get_string('dependencyavailable', 'core_plugin'), 'badge badge-warning');
                         $class = 'requires-failed requires-outdated requires-available';
                         $displayupdateslink = true;
 
                     } else {
-                        $label = html_writer::span(get_string('dependencyfails', 'core_plugin'), 'label label-important');
+                        $label = html_writer::span(get_string('dependencyfails', 'core_plugin'), 'badge badge-danger');
                         $label .= ' '.html_writer::span(get_string('dependencyunavailable', 'core_plugin'),
-                            'label label-important');
+                            'badge badge-danger');
                         $class = 'requires-failed requires-outdated requires-unavailable';
                     }
                     $displayuploadlink = true;
@@ -1513,13 +1541,14 @@ class core_admin_renderer extends plugin_renderer_base {
             return '';
         }
 
-        $out = html_writer::tag('ul', implode("\n", $requires));
+        $out = html_writer::tag('ul', implode("\n", $requires), array('class' => 'm-0'));
 
         if ($displayuploadlink) {
             $out .= html_writer::div(
                 html_writer::link(
                     new moodle_url('/admin/tool/installaddon/'),
-                    get_string('dependencyuploadmissing', 'core_plugin')
+                    get_string('dependencyuploadmissing', 'core_plugin'),
+                    array('class' => 'btn btn-secondary btn-sm m-1')
                 ),
                 'dependencyuploadmissing'
             );
@@ -1529,7 +1558,8 @@ class core_admin_renderer extends plugin_renderer_base {
             $out .= html_writer::div(
                 html_writer::link(
                     new moodle_url($this->page->url, array('sesskey' => sesskey(), 'fetchupdates' => 1)),
-                    get_string('checkforupdates', 'core_plugin')
+                    get_string('checkforupdates', 'core_plugin'),
+                    array('class' => 'btn btn-secondary btn-sm m-1')
                 ),
                 'checkforupdates'
             );
@@ -1753,13 +1783,13 @@ class core_admin_renderer extends plugin_renderer_base {
                     $source = '';
                 } else {
                     $row->attributes['class'] .= ' extension';
-                    $source = html_writer::div(get_string('sourceext', 'core_plugin'), 'source label label-info');
+                    $source = html_writer::div(get_string('sourceext', 'core_plugin'), 'source badge badge-info');
                 }
 
                 if ($status === core_plugin_manager::PLUGIN_STATUS_MISSING) {
-                    $msg = html_writer::div(get_string('status_missing', 'core_plugin'), 'statusmsg label label-important');
+                    $msg = html_writer::div(get_string('status_missing', 'core_plugin'), 'statusmsg badge badge-danger');
                 } else if ($status === core_plugin_manager::PLUGIN_STATUS_NEW) {
-                    $msg = html_writer::div(get_string('status_new', 'core_plugin'), 'statusmsg label label-success');
+                    $msg = html_writer::div(get_string('status_new', 'core_plugin'), 'statusmsg badge badge-success');
                 } else {
                     $msg = '';
                 }
@@ -1990,7 +2020,7 @@ class core_admin_renderer extends plugin_renderer_base {
                 if (empty($CFG->docroot) or $environment_result->plugin) {
                     $report = get_string($stringtouse, 'admin', $rec);
                 } else {
-                    $report = $this->doc_link(join($linkparts, '/'), get_string($stringtouse, 'admin', $rec), true);
+                    $report = $this->doc_link(join('/', $linkparts), get_string($stringtouse, 'admin', $rec), true);
                 }
                 // Enclose report text in div so feedback text will be displayed underneath it.
                 $report = html_writer::div($report);
@@ -1998,15 +2028,15 @@ class core_admin_renderer extends plugin_renderer_base {
                 // Format error or warning line
                 if ($errorline) {
                     $messagetype = 'error';
-                    $statusclass = 'label-important';
+                    $statusclass = 'badge-danger';
                 } else if ($warningline) {
                     $messagetype = 'warn';
-                    $statusclass = 'label-warning';
+                    $statusclass = 'badge-warning';
                 } else {
                     $messagetype = 'ok';
-                    $statusclass = 'label-success';
+                    $statusclass = 'badge-success';
                 }
-                $status = html_writer::span($status, 'label ' . $statusclass);
+                $status = html_writer::span($status, 'badge ' . $statusclass);
                 // Here we'll store all the feedback found
                 $feedbacktext = '';
                 // Append the feedback if there is some
@@ -2091,6 +2121,27 @@ class core_admin_renderer extends plugin_renderer_base {
      * @return string
      */
     public function moodleorg_registration_message() {
-        return format_text(get_string('registermoodlenet', 'admin'), FORMAT_HTML, ['noclean' => true]);
+
+        $out = format_text(get_string('registerwithmoodleorginfo', 'core_hub'), FORMAT_MARKDOWN);
+
+        $out .= html_writer::link(
+            new moodle_url('/admin/settings.php', ['section' => 'moodleservices']),
+            $this->output->pix_icon('i/info', '').' '.get_string('registerwithmoodleorginfoapp', 'core_hub'),
+            ['class' => 'btn btn-link', 'role' => 'opener', 'target' => '_href']
+        );
+
+        $out .= html_writer::link(
+            HUB_MOODLEORGHUBURL,
+            $this->output->pix_icon('i/stats', '').' '.get_string('registerwithmoodleorginfostats', 'core_hub'),
+            ['class' => 'btn btn-link', 'role' => 'opener', 'target' => '_href']
+        );
+
+        $out .= html_writer::link(
+            HUB_MOODLEORGHUBURL.'/sites',
+            $this->output->pix_icon('i/location', '').' '.get_string('registerwithmoodleorginfosites', 'core_hub'),
+            ['class' => 'btn btn-link', 'role' => 'opener', 'target' => '_href']
+        );
+
+        return $this->output->box($out);
     }
 }

admin/repository.php

@@ -123,13 +123,13 @@ if (($action == 'edit') || ($action == 'new')) {
             }
             $instanceoptionnames = repository::static_function($repository, 'get_instance_option_names');
             if (!empty($instanceoptionnames)) {
-                if (array_key_exists('enablecourseinstances', $fromform)) {
+                if (property_exists($fromform, 'enablecourseinstances')) {
                     $settings['enablecourseinstances'] = $fromform->enablecourseinstances;
                 }
                 else {
                     $settings['enablecourseinstances'] = 0;
                 }
-                if (array_key_exists('enableuserinstances', $fromform)) {
+                if (property_exists($fromform, 'enableuserinstances')) {
                     $settings['enableuserinstances'] = $fromform->enableuserinstances;
                 }
                 else {

admin/roles/admins.php

@@ -36,15 +36,12 @@ if (!is_siteadmin()) {
 }
 
 $admisselector = new core_role_admins_existing_selector();
-$admisselector->set_extra_fields(array('username', 'email'));
-
 $potentialadmisselector = new core_role_admins_potential_selector();
-$potentialadmisselector->set_extra_fields(array('username', 'email'));
 
 if (optional_param('add', false, PARAM_BOOL) and confirm_sesskey()) {
     if ($userstoadd = $potentialadmisselector->get_selected_users()) {
         $user = reset($userstoadd);
-        $username = fullname($user) . " ($user->username, $user->email)";
+        $username = $potentialadmisselector->output_user($user);
         echo $OUTPUT->header();
         $yesurl = new moodle_url('/admin/roles/admins.php', array('confirmadd'=>$user->id, 'sesskey'=>sesskey()));
         echo $OUTPUT->confirm(get_string('confirmaddadmin', 'core_role', $username), $yesurl, $PAGE->url);
@@ -58,7 +55,7 @@ if (optional_param('add', false, PARAM_BOOL) and confirm_sesskey()) {
         if ($USER->id == $user->id) {
             // Can not remove self.
         } else {
-            $username = fullname($user) . " ($user->username, $user->email)";
+            $username = $admisselector->output_user($user);
             echo $OUTPUT->header();
             $yesurl = new moodle_url('/admin/roles/admins.php', array('confirmdel'=>$user->id, 'sesskey'=>sesskey()));
             echo $OUTPUT->confirm(get_string('confirmdeladmin', 'core_role', $username), $yesurl, $PAGE->url);

admin/roles/allow.php

@@ -46,25 +46,6 @@ $controller = new $classformode[$mode]();
 
 if (optional_param('submit', false, PARAM_BOOL) && data_submitted() && confirm_sesskey()) {
     $controller->process_submission();
-    $event = null;
-    // Create event depending on mode.
-    switch ($mode) {
-        case 'assign':
-            $event = \core\event\role_allow_assign_updated::create(array('context' => $syscontext));
-            break;
-        case 'override':
-            $event = \core\event\role_allow_override_updated::create(array('context' => $syscontext));
-            break;
-        case 'switch':
-            $event = \core\event\role_allow_switch_updated::create(array('context' => $syscontext));
-            break;
-        case 'view':
-            $event = \core\event\role_allow_view_updated::create(array('context' => $syscontext));
-            break;
-    }
-    if ($event) {
-        $event->trigger();
-    }
     redirect($baseurl);
 }
 

admin/roles/classes/allow_assign_page.php

@@ -46,4 +46,8 @@ class core_role_allow_assign_page extends core_role_allow_role_page {
     public function get_intro_text() {
         return get_string('configallowassign', 'core_admin');
     }
+
+    protected function get_eventclass() {
+        return \core\event\role_allow_assign_updated::class;
+    }
 }

admin/roles/classes/allow_override_page.php

@@ -46,4 +46,8 @@ class core_role_allow_override_page extends core_role_allow_role_page {
     public function get_intro_text() {
         return get_string('configallowoverride2', 'core_admin');
     }
+
+    protected function get_eventclass() {
+        return \core\event\role_allow_override_updated::class;
+    }
 }

admin/roles/classes/allow_role_page.php

@@ -59,12 +59,36 @@ abstract class core_role_allow_role_page {
      */
     public function process_submission() {
         global $DB;
+
+        $context = context_system::instance();
+        $this->load_current_settings();
+
         // Delete all records, then add back the ones that should be allowed.
         $DB->delete_records($this->tablename);
         foreach ($this->roles as $fromroleid => $notused) {
             foreach ($this->roles as $targetroleid => $alsonotused) {
+                $isallowed = $this->allowed[$fromroleid][$targetroleid];
                 if (optional_param('s_' . $fromroleid . '_' . $targetroleid, false, PARAM_BOOL)) {
                     $this->set_allow($fromroleid, $targetroleid);
+                    // Only trigger events if this role allow relationship did not exist and the checkbox element
+                    // has been submitted.
+                    if (!$isallowed) {
+                        $eventclass = $this->get_eventclass();
+                        $eventclass::create([
+                            'context' => $context,
+                            'objectid' => $fromroleid,
+                            'other' => ['targetroleid' => $targetroleid, 'allow' => true]
+                        ])->trigger();
+                    }
+                } else if ($isallowed) {
+                    // When the user has deselect an existing role allow checkbox but it is in the list of roles
+                    // allowances.
+                    $eventclass = $this->get_eventclass();
+                    $eventclass::create([
+                        'context' => $context,
+                        'objectid' => $fromroleid,
+                        'other' => ['targetroleid' => $targetroleid, 'allow' => false]
+                    ])->trigger();
                 }
             }
         }
@@ -161,4 +185,10 @@ abstract class core_role_allow_role_page {
      * @return string
      */
     public abstract function get_intro_text();
+
+    /**
+     * Returns the allow class respective event class name.
+     * @return string
+     */
+    protected abstract function get_eventclass();
 }

admin/roles/classes/allow_switch_page.php

@@ -58,4 +58,8 @@ class core_role_allow_switch_page extends core_role_allow_role_page {
     public function get_intro_text() {
         return get_string('configallowswitch', 'core_admin');
     }
+
+    protected function get_eventclass() {
+        return \core\event\role_allow_switch_updated::class;
+    }
 }

admin/roles/classes/allow_view_page.php

@@ -74,4 +74,8 @@ class core_role_allow_view_page extends core_role_allow_role_page {
     public function get_intro_text() {
         return get_string('configallowview', 'core_admin');
     }
+
+    protected function get_eventclass() {
+        return \core\event\role_allow_view_updated::class;
+    }
 }

admin/roles/classes/check_users_selector.php

@@ -69,8 +69,11 @@ class core_role_check_users_selector extends user_selector_base {
 
         if ($coursecontext and $coursecontext != SITEID) {
             $sql1 = " FROM {user} u
-                      JOIN {user_enrolments} ue ON (ue.userid = u.id)
-                      JOIN {enrol} e ON (e.id = ue.enrolid AND e.courseid = :courseid1)
+                      JOIN (SELECT DISTINCT subu.id
+                              FROM {user} subu
+                              JOIN {user_enrolments} ue ON (ue.userid = subu.id)
+                              JOIN {enrol} e ON (e.id = ue.enrolid AND e.courseid = :courseid1)
+                           ) subq ON subq.id = u.id
                      WHERE $wherecondition";
             $params['courseid1'] = $coursecontext->instanceid;
 

admin/roles/classes/define_role_table_advanced.php

@@ -157,19 +157,19 @@ class core_role_define_role_table_advanced extends core_role_capability_table_wi
         // Allowed roles.
         $allow = optional_param_array('allowassign', null, PARAM_INT);
         if (!is_null($allow)) {
-            $this->allowassign = $allow;
+            $this->allowassign = array_filter($allow);
         }
         $allow = optional_param_array('allowoverride', null, PARAM_INT);
         if (!is_null($allow)) {
-            $this->allowoverride = $allow;
+            $this->allowoverride = array_filter($allow);
         }
         $allow = optional_param_array('allowswitch', null, PARAM_INT);
         if (!is_null($allow)) {
-            $this->allowswitch = $allow;
+            $this->allowswitch = array_filter($allow);
         }
         $allow = optional_param_array('allowview', null, PARAM_INT);
         if (!is_null($allow)) {
-            $this->allowview = $allow;
+            $this->allowview = array_filter($allow);
         }
 
         // Now read the permissions for each capability.
@@ -434,7 +434,7 @@ class core_role_define_role_table_advanced extends core_role_capability_table_wi
     }
 
     public function save_changes() {
-        global $DB;
+        global $DB, $USER;
 
         if (!$this->roleid) {
             // Creating role.
@@ -444,6 +444,20 @@ class core_role_define_role_table_advanced extends core_role_capability_table_wi
             // Updating role.
             $DB->update_record('role', $this->role);
 
+            // Trigger role updated event.
+            \core\event\role_updated::create([
+                'userid' => $USER->id,
+                'objectid' => $this->role->id,
+                'context' => $this->context,
+                'other' => [
+                    'name' => $this->role->name,
+                    'shortname' => $this->role->shortname,
+                    'description' => $this->role->description,
+                    'archetype' => $this->role->archetype,
+                    'contextlevels' => $this->contextlevels
+                ]
+            ])->trigger();
+
             // This will ensure the course contacts cache is purged so name changes get updated in
             // the UI. It would be better to do this only when we know that fields affected are
             // updated. But thats getting into the weeds of the coursecat cache and role edits
@@ -473,10 +487,17 @@ class core_role_define_role_table_advanced extends core_role_capability_table_wi
         $addfunction = "core_role_set_{$type}_allowed";
         $deltable = 'role_allow_'.$type;
         $field = 'allow'.$type;
+        $eventclass = "\\core\\event\\role_allow_" . $type . "_updated";
+        $context = context_system::instance();
 
         foreach ($current as $roleid) {
             if (!in_array($roleid, $wanted)) {
                 $DB->delete_records($deltable, array('roleid'=>$this->roleid, $field=>$roleid));
+                $eventclass::create([
+                    'context' => $context,
+                    'objectid' => $this->roleid,
+                    'other' => ['targetroleid' => $roleid, 'allow' => false]
+                ])->trigger();
                 continue;
             }
             $key = array_search($roleid, $wanted);
@@ -488,6 +509,14 @@ class core_role_define_role_table_advanced extends core_role_capability_table_wi
                 $roleid = $this->roleid;
             }
             $addfunction($this->roleid, $roleid);
+
+            if (in_array($roleid, $wanted)) {
+                $eventclass::create([
+                    'context' => $context,
+                    'objectid' => $this->roleid,
+                    'other' => ['targetroleid' => $roleid, 'allow' => true]
+                ])->trigger();
+            }
         }
     }
 
@@ -589,7 +618,9 @@ class core_role_define_role_table_advanced extends core_role_capability_table_wi
         if ($this->roleid == 0) {
             $options[-1] = get_string('thisnewrole', 'core_role');
         }
-        return html_writer::select($options, 'allow'.$type.'[]', $selected, false, array('multiple' => 'multiple',
+        return
+            html_writer::empty_tag('input', array('type' => 'hidden', 'name' => 'allow'.$type.'[]', 'value' => "")) .
+            html_writer::select($options, 'allow'.$type.'[]', $selected, false, array('multiple' => 'multiple',
             'size' => 10, 'class' => 'form-control'));
     }
 
@@ -623,7 +654,7 @@ class core_role_define_role_table_advanced extends core_role_capability_table_wi
             echo "</label>\n";
         }
         if ($helpicon) {
-            echo '<span class="pull-xs-right text-nowrap">'.$helpicon.'</span>';
+            echo '<span class="float-sm-right text-nowrap">'.$helpicon.'</span>';
         }
         echo '</div>';
         if (isset($this->errors[$name])) {

admin/roles/classes/permissions_table.php

@@ -96,7 +96,7 @@ class core_role_permissions_table extends core_role_capability_table_base {
                                   "linkclass" => "preventlink", "adminurl" => $adminurl->out(), "icon" => "", "iconalt" => "");
                 if (isset($overridableroles[$id]) and ($allowoverrides or ($allowsafeoverrides and is_safe_capability($capability)))) {
                     $templatecontext['icon'] = 't/delete';
-                    $templatecontext['iconalt'] = get_string('delete');
+                    $templatecontext['iconalt'] = get_string('deletexrole', 'core_role', $name);
                 }
                 $neededroles[$id] = $renderer->render_from_template('core/permissionmanager_role', $templatecontext);
             }
@@ -109,7 +109,7 @@ class core_role_permissions_table extends core_role_capability_table_base {
                                 "icon" => "", "iconalt" => "");
                 if (isset($overridableroles[$id]) and prohibit_is_removable($id, $context, $capability->name)) {
                     $templatecontext['icon'] = 't/delete';
-                    $templatecontext['iconalt'] = get_string('delete');
+                    $templatecontext['iconalt'] = get_string('deletexrole', 'core_role', $name);
                 }
                 $forbiddenroles[$id] = $renderer->render_from_template('core/permissionmanager_role', $templatecontext);
             }

admin/roles/define.php

@@ -52,10 +52,12 @@ if ($return === 'manage') {
     $returnurl = new moodle_url('/admin/roles/define.php', array('action'=>'view', 'roleid'=>$roleid));;
 }
 
+admin_externalpage_setup('defineroles', '', array('action' => $action, 'roleid' => $roleid),
+    new moodle_url('/admin/roles/define.php'));
+
 // Check access permissions.
 $systemcontext = context_system::instance();
 require_capability('moodle/role:manage', $systemcontext);
-admin_externalpage_setup('defineroles', '', array('action' => $action, 'roleid' => $roleid), new moodle_url('/admin/roles/define.php'));
 
 // Export role.
 if ($action === 'export') {
@@ -198,19 +200,6 @@ if (optional_param('cancel', false, PARAM_BOOL)) {
 if (optional_param('savechanges', false, PARAM_BOOL) && confirm_sesskey() && $definitiontable->is_submission_valid()) {
     $definitiontable->save_changes();
     $tableroleid = $definitiontable->get_role_id();
-    // Trigger event.
-    $event = \core\event\role_capabilities_updated::create(
-        array(
-            'context' => $systemcontext,
-            'objectid' => $tableroleid
-        )
-    );
-    $event->set_legacy_logdata(array(SITEID, 'role', $action, 'admin/roles/define.php?action=view&roleid=' . $tableroleid,
-        $definitiontable->get_role_name(), '', $USER->id));
-    if (!empty($role)) {
-        $event->add_record_snapshot('role', $role);
-    }
-    $event->trigger();
 
     if ($action === 'add') {
         redirect(new moodle_url('/admin/roles/define.php', array('action'=>'view', 'roleid'=>$definitiontable->get_role_id())));

admin/roles/manage.php

@@ -46,10 +46,11 @@ if ($action) {
 $baseurl = $CFG->wwwroot . '/' . $CFG->admin . '/roles/manage.php';
 $defineurl = $CFG->wwwroot . '/' . $CFG->admin . '/roles/define.php';
 
+admin_externalpage_setup('defineroles');
+
 // Check access permissions.
 $systemcontext = context_system::instance();
 require_capability('moodle/role:manage', $systemcontext);
-admin_externalpage_setup('defineroles');
 
 // Get some basic data we are going to need.
 $roles = role_fix_names(get_all_roles(), $systemcontext, ROLENAME_ORIGINAL);

admin/roles/module.js

@@ -51,7 +51,7 @@ M.core_role.init_cap_table_filter = function(Y, tableid, contextid) {
                 marginRight : 'auto'
             });
             // Create the capability search input.
-            this.input = Y.Node.create('<input class="form-control m-x-1" type="text"' +
+            this.input = Y.Node.create('<input class="form-control mx-1" type="text"' +
                 ' id="'+this.table.get('id')+'capabilitysearch" value="'+Y.Escape.html(filtervalue)+'" />');
             // Create a label for the search input.
             this.label = Y.Node.create('<label for="' + this.input.get('id') + '">' +

admin/roles/override.php

@@ -134,22 +134,6 @@ $overridestable->read_submitted_permissions();
 if (optional_param('savechanges', false, PARAM_BOOL) && confirm_sesskey()) {
     $overridestable->save_changes();
     $rolename = $overridableroles[$roleid];
-    // Trigger event.
-    $event = \core\event\role_capabilities_updated::create(
-        array(
-            'context' => $context,
-            'objectid' => $roleid,
-        )
-    );
-
-    $event->set_legacy_logdata(
-        array(
-            $course->id, 'role', 'override', 'admin/roles/override.php?contextid=' . $context->id . '&roleid=' . $roleid,
-            $rolename, '', $USER->id
-        )
-    );
-    $event->add_record_snapshot('role', $role);
-    $event->trigger();
 
     redirect($returnurl);
 }

admin/roles/permissions.php

@@ -213,7 +213,7 @@ $arguments = array('contextid' => $contextid,
 $PAGE->requires->strings_for_js(
                                 array('roleprohibitinfo', 'roleprohibitheader', 'roleallowinfo', 'roleallowheader',
                                     'confirmunassigntitle', 'confirmroleunprohibit', 'confirmroleprevent', 'confirmunassignyes',
-                                    'confirmunassignno'), 'core_role');
+                                    'confirmunassignno', 'deletexrole'), 'core_role');
 $PAGE->requires->js_call_amd('core/permissionmanager', 'initialize', array($arguments));
 $table = new core_role_permissions_table($context, $contextname, $allowoverrides, $allowsafeoverrides, $overridableroles);
 echo $OUTPUT->box_start('generalbox capbox');

admin/roles/usersroles.php

@@ -45,7 +45,7 @@ $PAGE->set_pagelayout('admin');
 
 // Check login and permissions.
 if ($course->id == SITEID) {
-    require_login();
+    require_login(null, false);
     $PAGE->set_context($usercontext);
 } else {
     require_login($course);

admin/searchareas.php

@@ -153,6 +153,7 @@ $table = new html_table();
 $table->id = 'core-search-areas';
 $table->head = [
     get_string('searcharea', 'search'),
+    get_string('searchareacategories', 'search'),
     get_string('enable'),
     get_string('newestdocindexed', 'admin'),
     get_string('searchlastrun', 'admin'),
@@ -165,6 +166,14 @@ foreach ($searchareas as $area) {
     $areaid = $area->get_area_id();
     $columns = array(new html_table_cell($area->get_visible_name()));
 
+    $areacategories = [];
+    foreach (\core_search\manager::get_search_area_categories() as $category) {
+        if (key_exists($areaid, $category->get_areas())) {
+            $areacategories[] = $category->get_visiblename();
+        }
+    }
+    $columns[] = new html_table_cell(implode(', ', $areacategories));
+
     if ($area->is_enabled()) {
         $columns[] = $OUTPUT->action_icon(admin_searcharea_action_url('disable', $areaid),
             new pix_icon('t/hide', get_string('disable'), 'moodle', array('title' => '', 'class' => 'iconsmall')),

admin/settings.php

@@ -156,4 +156,11 @@ $PAGE->requires->yui_module('moodle-core-formchangechecker',
 );
 $PAGE->requires->string_for_js('changesmadereallygoaway', 'moodle');
 
+if ($settingspage->has_dependencies()) {
+    $opts = [
+        'dependencies' => $settingspage->get_dependencies_for_javascript()
+    ];
+    $PAGE->requires->js_call_amd('core/showhidesettings', 'init', [$opts]);
+}
+
 echo $OUTPUT->footer();

admin/settings/analytics.php

@@ -24,11 +24,53 @@
 
 defined('MOODLE_INTERNAL') || die();
 
-if ($hassiteconfig) {
+if ($hassiteconfig && \core_analytics\manager::is_analytics_enabled()) {
+
+    $settings = new admin_settingpage('analyticssite', new lang_string('analyticssiteinfo', 'analytics'));
+    $ADMIN->add('analytics', $settings);
+
+    if ($ADMIN->fulltree) {
+        $modeinstructions = [
+            'facetoface' => get_string('modeinstructionfacetoface', 'analytics'),
+            'blendedhybrid' => get_string('modeinstructionblendedhybrid', 'analytics'),
+            'fullyonline' => get_string('modeinstructionfullyonline', 'analytics'),
+        ];
+        $settings->add(new admin_setting_configmultiselect('analytics/modeinstruction', get_string('modeinstruction', 'analytics'),
+            '', [], $modeinstructions));
+
+        $settings->add(new admin_setting_configtext_with_maxlength('analytics/percentonline',
+            get_string('percentonline', 'analytics'),
+            get_string('percentonline_help', 'analytics'), '', PARAM_INT, 3, 3));
+
+        $typeinstitutions = [
+            'typeinstitutionacademic' => get_string('typeinstitutionacademic', 'analytics'),
+            'typeinstitutiontraining' => get_string('typeinstitutiontraining', 'analytics'),
+            'typeinstitutionngo' => get_string('typeinstitutionngo', 'analytics'),
+        ];
+        $settings->add(new admin_setting_configmultiselect('analytics/typeinstitution', get_string('typeinstitution', 'analytics'),
+            '', [], $typeinstitutions));
+
+        $levelinstitutions = [
+            'levelinstitutionisced0' => get_string('levelinstitutionisced0', 'analytics'),
+            'levelinstitutionisced1' => get_string('levelinstitutionisced1', 'analytics'),
+            'levelinstitutionisced2' => get_string('levelinstitutionisced2', 'analytics'),
+            'levelinstitutionisced3' => get_string('levelinstitutionisced3', 'analytics'),
+            'levelinstitutionisced4' => get_string('levelinstitutionisced4', 'analytics'),
+            'levelinstitutionisced5' => get_string('levelinstitutionisced5', 'analytics'),
+            'levelinstitutionisced6' => get_string('levelinstitutionisced6', 'analytics'),
+            'levelinstitutionisced7' => get_string('levelinstitutionisced7', 'analytics'),
+            'levelinstitutionisced8' => get_string('levelinstitutionisced8', 'analytics'),
+        ];
+        $settings->add(new admin_setting_configmultiselect('analytics/levelinstitution',
+            get_string('levelinstitution', 'analytics'), '', [], $levelinstitutions));
+    }
+
     $settings = new admin_settingpage('analyticssettings', new lang_string('analyticssettings', 'analytics'));
     $ADMIN->add('analytics', $settings);
 
     if ($ADMIN->fulltree) {
+
+
         // Select the site prediction's processor.
         $predictionprocessors = \core_analytics\manager::get_all_prediction_processors();
         $predictors = array();
@@ -75,7 +117,7 @@ if ($hassiteconfig) {
             $defaultreader, $options));
 
         // Enable/disable time splitting methods.
-        $alltimesplittings = \core_analytics\manager::get_all_time_splittings();
+        $alltimesplittings = \core_analytics\manager::get_time_splitting_methods_for_evaluation(true);
 
         $timesplittingoptions = array();
         $timesplittingdefaults = array('\core\analytics\time_splitting\quarters_accum',
@@ -83,20 +125,16 @@ if ($hassiteconfig) {
         foreach ($alltimesplittings as $key => $timesplitting) {
             $timesplittingoptions[$key] = $timesplitting->get_name();
         }
-        $settings->add(new admin_setting_configmultiselect('analytics/timesplittings',
-            new lang_string('enabledtimesplittings', 'analytics'), new lang_string('timesplittingmethod_help', 'analytics'),
+        $settings->add(new admin_setting_configmultiselect('analytics/defaulttimesplittingsevaluation',
+            new lang_string('defaulttimesplittingmethods', 'analytics'),
+            new lang_string('defaulttimesplittingmethods_help', 'analytics'),
             $timesplittingdefaults, $timesplittingoptions)
         );
 
-        // Predictions processor output dir.
-        $defaultmodeloutputdir = rtrim($CFG->dataroot, '/') . DIRECTORY_SEPARATOR . 'models';
-        if (empty(get_config('analytics', 'modeloutputdir')) && !file_exists($defaultmodeloutputdir) &&
-                is_writable($defaultmodeloutputdir)) {
-            // Automatically create the dir for them so users don't see the invalid value red cross.
-            mkdir($defaultmodeloutputdir, $CFG->directorypermissions, true);
-        }
+        // Predictions processor output dir - specify default in setting description (used if left blank).
+        $defaultmodeloutputdir = \core_analytics\model::default_output_dir();
         $settings->add(new admin_setting_configdirectory('analytics/modeloutputdir', new lang_string('modeloutputdir', 'analytics'),
-            new lang_string('modeloutputdirinfo', 'analytics'), $defaultmodeloutputdir));
+            new lang_string('modeloutputdirwithdefaultinfo', 'analytics', $defaultmodeloutputdir), ''));
 
         // Disable web interface evaluation and get predictions.
         $settings->add(new admin_setting_configcheckbox('analytics/onlycli', new lang_string('onlycli', 'analytics'),

admin/settings/appearance.php

@@ -25,7 +25,6 @@ if ($hassiteconfig or has_any_capability($capabilities, $systemcontext)) { // sp
     $temp->add(new admin_setting_configcheckbox('allowcohortthemes',  new lang_string('allowcohortthemes', 'admin'), new lang_string('configallowcohortthemes', 'admin'), 0));
     $temp->add(new admin_setting_configcheckbox('allowthemechangeonurl',  new lang_string('allowthemechangeonurl', 'admin'), new lang_string('configallowthemechangeonurl', 'admin'), 0));
     $temp->add(new admin_setting_configcheckbox('allowuserblockhiding', new lang_string('allowuserblockhiding', 'admin'), new lang_string('configallowuserblockhiding', 'admin'), 1));
-    $temp->add(new admin_setting_configcheckbox('allowblockstodock', new lang_string('allowblockstodock', 'admin'), new lang_string('configallowblockstodock', 'admin'), 1));
     $temp->add(new admin_setting_configtextarea('custommenuitems', new lang_string('custommenuitems', 'admin'),
         new lang_string('configcustommenuitems', 'admin'), '', PARAM_RAW, '50', '10'));
     $temp->add(new admin_setting_configtextarea(
@@ -77,6 +76,24 @@ preferences,moodle|/user/preferences.php|t/preferences',
 
     $ADMIN->add('appearance', $temp);
 
+    // Course colours section.
+    $temp = new admin_settingpage('coursecolors', new lang_string('coursecolorsettings', 'admin'));
+    $temp->add(new admin_setting_heading('coursecolorheading', '',
+        new lang_string('coursecolorheading_desc', 'admin')));
+
+    $basecolors = ['#81ecec', '#74b9ff', '#a29bfe', '#dfe6e9', '#00b894',
+            '#0984e3', '#b2bec3', '#fdcb6e', '#fd79a8', '#6c5ce7'];
+
+    foreach ($basecolors as $key => $color) {
+        $number = $key + 1;
+        $name = 'core_admin/coursecolor' . $number;
+        $title = get_string('coursecolor', 'admin', $number);
+        $setting = new admin_setting_configcolourpicker($name, $title, '', $color);
+        $temp->add($setting);
+    }
+
+    $ADMIN->add('appearance', $temp);
+
     // Calendar settings.
     $temp = new admin_settingpage('calendar', new lang_string('calendarsettings','admin'));
 
@@ -180,6 +197,10 @@ preferences,moodle|/user/preferences.php|t/preferences',
         'idnumber' => new lang_string('sort_idnumber', 'admin'),
     );
     $temp->add(new admin_setting_configselect('navsortmycoursessort', new lang_string('navsortmycoursessort', 'admin'), new lang_string('navsortmycoursessort_help', 'admin'), 'sortorder', $sortoptions));
+    $temp->add(new admin_setting_configcheckbox('navsortmycourseshiddenlast',
+            new lang_string('navsortmycourseshiddenlast', 'admin'),
+            new lang_string('navsortmycourseshiddenlast_help', 'admin'),
+            1));
     $temp->add(new admin_setting_configtext('navcourselimit', new lang_string('navcourselimit', 'admin'),
         new lang_string('confignavcourselimit', 'admin'), 10, PARAM_INT));
     $temp->add(new admin_setting_configcheckbox('usesitenameforsitepages', new lang_string('usesitenameforsitepages', 'admin'), new lang_string('configusesitenameforsitepages', 'admin'), 0));
@@ -258,4 +279,10 @@ preferences,moodle|/user/preferences.php|t/preferences',
     $temp->add(new admin_setting_configtextarea('additionalhtmlfooter', new lang_string('additionalhtmlfooter', 'admin'), new lang_string('additionalhtmlfooter_desc', 'admin'), '', PARAM_RAW));
     $ADMIN->add('appearance', $temp);
 
+    $setting = new admin_setting_configcheckbox('cachetemplates', new lang_string('cachetemplates', 'admin'),
+        new lang_string('cachetemplates_help', 'admin'), 1);
+    $setting->set_updatedcallback('template_reset_all_caches');
+    $temp = new admin_settingpage('templates', new lang_string('templates', 'admin'));
+    $temp->add($setting);
+    $ADMIN->add('appearance', $temp);
 } // end of speedup

admin/settings/badges.php

@@ -57,9 +57,11 @@ if (($hassiteconfig || has_any_capability(array(
             new lang_string('badgesalt_desc', 'badges'),
             'badges' . $SITE->timecreated, PARAM_ALPHANUM));
 
-    $globalsettings->add(new admin_setting_configcheckbox('badges_allowexternalbackpack',
-            new lang_string('allowexternalbackpack', 'badges'),
-            new lang_string('allowexternalbackpack_desc', 'badges'), 1));
+    $backpacks = badges_get_site_backpacks();
+    $choices = array();
+    foreach ($backpacks as $backpack) {
+        $choices[$backpack->id] = $backpack->backpackweburl;
+    }
 
     $globalsettings->add(new admin_setting_configcheckbox('badges_allowcoursebadges',
             new lang_string('allowcoursebadges', 'badges'),
@@ -91,4 +93,25 @@ if (($hassiteconfig || has_any_capability(array(
             array('moodle/badges:createbadge'), empty($CFG->enablebadges)
         )
     );
+    $backpacksettings = new admin_settingpage('backpacksettings', new lang_string('backpacksettings', 'badges'),
+            array('moodle/badges:manageglobalsettings'), empty($CFG->enablebadges));
+
+    $backpacksettings->add(new admin_setting_configcheckbox('badges_allowexternalbackpack',
+            new lang_string('allowexternalbackpack', 'badges'),
+            new lang_string('allowexternalbackpack_desc', 'badges'), 1));
+
+    $backpacksettings->add(new admin_setting_configselect('badges_site_backpack',
+            new lang_string('sitebackpack', 'badges'),
+            new lang_string('sitebackpack_help', 'badges'),
+            1, $choices));
+
+    $ADMIN->add('badges', $backpacksettings);
+
+    $ADMIN->add('badges',
+        new admin_externalpage('managebackpacks',
+            new lang_string('managebackpacks', 'badges'),
+            new moodle_url('/badges/backpacks.php'),
+            array('moodle/badges:manageglobalsettings'), empty($CFG->enablebadges) || empty($CFG->badges_allowexternalbackpack)
+        )
+    );
 }

admin/settings/courses.php

@@ -37,6 +37,12 @@ if ($hassiteconfig or has_any_capability($capabilities, $systemcontext)) {
             array('moodle/category:manage', 'moodle/course:create')
         )
     );
+    $ADMIN->add('courses',
+        new admin_externalpage('course_customfield', new lang_string('course_customfield', 'admin'),
+            $CFG->wwwroot . '/course/customfield.php',
+            array('moodle/course:configurecustomfields')
+        )
+    );
     $ADMIN->add('courses',
         new admin_externalpage('addcategory', new lang_string('addcategory', 'admin'),
             new moodle_url('/course/editcategory.php', array('parent' => 0)),
@@ -157,9 +163,15 @@ if ($hassiteconfig or has_any_capability($capabilities, $systemcontext)) {
 
     // "courserequests" settingpage.
     $temp = new admin_settingpage('courserequest', new lang_string('courserequest'));
-    $temp->add(new admin_setting_configcheckbox('enablecourserequests', new lang_string('enablecourserequests', 'admin'), new lang_string('configenablecourserequests', 'admin'), 0));
-    $temp->add(new admin_settings_coursecat_select('defaultrequestcategory', new lang_string('defaultrequestcategory', 'admin'), new lang_string('configdefaultrequestcategory', 'admin'), 1));
-    $temp->add(new admin_setting_configcheckbox('requestcategoryselection', new lang_string('requestcategoryselection', 'admin'), new lang_string('configrequestcategoryselection', 'admin'), 0));
+    $temp->add(new admin_setting_configcheckbox('enablecourserequests',
+        new lang_string('enablecourserequests', 'admin'),
+        new lang_string('configenablecourserequests', 'admin'), 1));
+    $temp->add(new admin_settings_coursecat_select('defaultrequestcategory',
+        new lang_string('defaultrequestcategory', 'admin'),
+        new lang_string('configdefaultrequestcategory', 'admin'), 1));
+    $temp->add(new admin_setting_configcheckbox('lockrequestcategory',
+        new lang_string('lockrequestcategory', 'admin'),
+        new lang_string('configlockrequestcategory', 'admin'), 0));
     $temp->add(new admin_setting_users_with_capability('courserequestnotify', new lang_string('courserequestnotify', 'admin'), new lang_string('configcourserequestnotify2', 'admin'), array(), 'moodle/site:approvecourse'));
     $ADMIN->add('courses', $temp);
 
@@ -200,6 +212,11 @@ if ($hassiteconfig or has_any_capability($capabilities, $systemcontext)) {
     $temp->add(new admin_setting_configcheckbox_with_lock('backup/backup_general_role_assignments', new lang_string('generalroleassignments','backup'), new lang_string('configgeneralroleassignments','backup'), array('value'=>1, 'locked'=>0)));
     $temp->add(new admin_setting_configcheckbox_with_lock('backup/backup_general_activities', new lang_string('generalactivities','backup'), new lang_string('configgeneralactivities','backup'), array('value'=>1, 'locked'=>0)));
     $temp->add(new admin_setting_configcheckbox_with_lock('backup/backup_general_blocks', new lang_string('generalblocks','backup'), new lang_string('configgeneralblocks','backup'), array('value'=>1, 'locked'=>0)));
+    $temp->add(new admin_setting_configcheckbox_with_lock(
+            'backup/backup_general_files',
+            new lang_string('generalfiles', 'backup'),
+            new lang_string('configgeneralfiles', 'backup'),
+            array('value' => '1', 'locked' => 0)));
     $temp->add(new admin_setting_configcheckbox_with_lock('backup/backup_general_filters', new lang_string('generalfilters','backup'), new lang_string('configgeneralfilters','backup'), array('value'=>1, 'locked'=>0)));
     $temp->add(new admin_setting_configcheckbox_with_lock('backup/backup_general_comments', new lang_string('generalcomments','backup'), new lang_string('configgeneralcomments','backup'), array('value'=>1, 'locked'=>0)));
     $temp->add(new admin_setting_configcheckbox_with_lock('backup/backup_general_badges', new lang_string('generalbadges','backup'), new lang_string('configgeneralbadges','backup'), array('value'=>1,'locked'=>0)));
@@ -330,11 +347,15 @@ if ($hassiteconfig or has_any_capability($capabilities, $systemcontext)) {
     $temp->add(new admin_setting_configcheckbox('backup/backup_auto_skip_modif_prev', new lang_string('skipmodifprev', 'backup'), new lang_string('skipmodifprevhelp', 'backup'), 0));
 
     // Automated defaults section.
-    $temp->add(new admin_setting_heading('automatedsettings', new lang_string('automatedsettings','backup'), ''));
+    $temp->add(new admin_setting_heading('automatedsettings', new lang_string('automatedsettings','backup'), new lang_string('recyclebin_desc', 'backup')));
     $temp->add(new admin_setting_configcheckbox('backup/backup_auto_users', new lang_string('generalusers', 'backup'), new lang_string('configgeneralusers', 'backup'), 1));
     $temp->add(new admin_setting_configcheckbox('backup/backup_auto_role_assignments', new lang_string('generalroleassignments','backup'), new lang_string('configgeneralroleassignments','backup'), 1));
     $temp->add(new admin_setting_configcheckbox('backup/backup_auto_activities', new lang_string('generalactivities','backup'), new lang_string('configgeneralactivities','backup'), 1));
     $temp->add(new admin_setting_configcheckbox('backup/backup_auto_blocks', new lang_string('generalblocks','backup'), new lang_string('configgeneralblocks','backup'), 1));
+    $temp->add(new admin_setting_configcheckbox(
+            'backup/backup_auto_files',
+            new lang_string('generalfiles', 'backup'),
+            new lang_string('configgeneralfiles', 'backup'), '1'));
     $temp->add(new admin_setting_configcheckbox('backup/backup_auto_filters', new lang_string('generalfilters','backup'), new lang_string('configgeneralfilters','backup'), 1));
     $temp->add(new admin_setting_configcheckbox('backup/backup_auto_comments', new lang_string('generalcomments','backup'), new lang_string('configgeneralcomments','backup'), 1));
     $temp->add(new admin_setting_configcheckbox('backup/backup_auto_badges', new lang_string('generalbadges','backup'), new lang_string('configgeneralbadges','backup'), 1));
@@ -452,4 +473,32 @@ if ($hassiteconfig or has_any_capability($capabilities, $systemcontext)) {
 
     $ADMIN->add('backups', $temp);
 
+    // Create a page for asynchronous backup and restore configuration and defaults.
+    $temp = new admin_settingpage('asyncgeneralsettings', new lang_string('asyncgeneralsettings', 'backup'));
+
+    $temp->add(new admin_setting_configcheckbox('enableasyncbackup', new lang_string('enableasyncbackup', 'backup'),
+            new lang_string('enableasyncbackup_help', 'backup'), 0, 1, 0));
+
+    $temp->add(new admin_setting_configcheckbox(
+            'backup/backup_async_message_users',
+            new lang_string('asyncemailenable', 'backup'),
+            new lang_string('asyncemailenabledetail', 'backup'), 0));
+    $temp->hide_if('backup/backup_async_message_users', 'enableasyncbackup');
+
+    $temp->add(new admin_setting_configtext(
+            'backup/backup_async_message_subject',
+            new lang_string('asyncmessagesubject', 'backup'),
+            new lang_string('asyncmessagesubjectdetail', 'backup'),
+            new lang_string('asyncmessagesubjectdefault', 'backup')));
+    $temp->hide_if('backup/backup_async_message_subject', 'backup/backup_async_message_users');
+
+    $temp->add(new admin_setting_confightmleditor(
+            'backup/backup_async_message',
+            new lang_string('asyncmessagebody', 'backup'),
+            new lang_string('asyncmessagebodydetail', 'backup'),
+            new lang_string('asyncmessagebodydefault', 'backup')));
+    $temp->hide_if('backup/backup_async_message', 'backup/backup_async_message_users');
+
+    $ADMIN->add('backups', $temp);
+
 }

admin/settings/development.php

@@ -29,13 +29,17 @@ if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
     $temp->add(new admin_setting_configcheckbox('forceclean', new lang_string('forceclean', 'core_admin'),
         new lang_string('forceclean_desc', 'core_admin'), 0));
 
+    // Relative course dates mode setting.
+    $temp->add(new admin_setting_configcheckbox('enablecourserelativedates',
+        new lang_string('enablecourserelativedates', 'core_admin'),
+        new lang_string('enablecourserelativedates_desc', 'core_admin'), 0));
+
     $ADMIN->add('experimental', $temp);
 
     // "debugging" settingpage
     $temp = new admin_settingpage('debugging', new lang_string('debugging', 'admin'));
     $temp->add(new admin_setting_special_debug());
     $temp->add(new admin_setting_configcheckbox('debugdisplay', new lang_string('debugdisplay', 'admin'), new lang_string('configdebugdisplay', 'admin'), ini_get_bool('display_errors')));
-    $temp->add(new admin_setting_configcheckbox('debugsmtp', new lang_string('debugsmtp', 'admin'), new lang_string('configdebugsmtp', 'admin'), 0));
     $temp->add(new admin_setting_configcheckbox('perfdebug', new lang_string('perfdebug', 'admin'), new lang_string('configperfdebug', 'admin'), '7', '15', '7'));
     $temp->add(new admin_setting_configcheckbox('debugstringids', new lang_string('debugstringids', 'admin'), new lang_string('debugstringids_desc', 'admin'), 0));
     $temp->add(new admin_setting_configcheckbox('debugvalidators', new lang_string('debugvalidators', 'admin'), new lang_string('configdebugvalidators', 'admin'), 0));
@@ -59,6 +63,8 @@ if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
     $temp->add(new admin_setting_configcheckbox('profilingallowme', new lang_string('profilingallowme', 'admin'), new lang_string('profilingallowme_help', 'admin'), false));
     // Allow PROFILEALL/PROFILEALLSTOP GPC.
     $temp->add(new admin_setting_configcheckbox('profilingallowall', new lang_string('profilingallowall', 'admin'), new lang_string('profilingallowall_help', 'admin'), false));
+    $temp->add(new admin_setting_configtext('profilingslow', new lang_string('profilingslow', 'admin'),
+        new lang_string('profilingslow_help', 'admin'), 0, PARAM_FLOAT));
     // TODO: Allow to skip PHP functions (XHPROF_FLAGS_NO_BUILTINS)
     // TODO: Allow to skip call_user functions (ignored_functions array)
     // Specify the life time (in minutes) of profiling runs.

admin/settings/frontpage.php

@@ -58,7 +58,7 @@ if (!during_initial_install()) { //do not use during installation
         foreach ($roles as $role) {
             if (empty($role->archetype) or $role->archetype === 'guest' or $role->archetype === 'frontpage' or $role->archetype === 'student') {
                 $options[$role->id] = $role->localname;
-                if ($role->archetype === 'frontpage') {
+                if ($role->archetype === 'frontpage' && !$defaultfrontpageroleid) {
                     $defaultfrontpageroleid = $role->id;
                 }
             }

admin/settings/h5p.php

@@ -0,0 +1,29 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * H5P settings link.
+ *
+ * @package    core_h5p
+ * @copyright  2019 Amaia Anabitarte <amaia@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+// Settings page.
+$ADMIN->add('h5p', new admin_externalpage('h5psettings', get_string('h5pmanage', 'core_h5p'),
+    new moodle_url('/h5p/libraries.php'), ['moodle/site:config', 'moodle/h5p:updatelibraries']));

admin/settings/location.php

@@ -1,21 +1,57 @@
 <?php
+// This file is part of Moodle - https://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
-if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
+/**
+ * Define administration settings on the Location settings page.
+ *
+ * @package     core
+ * @category    admin
+ * @copyright   2006 Martin Dougiamas <martin@moodle.com>
+ * @license     https://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
 
-    // "locations" settingpage
-    $temp = new admin_settingpage('locationsettings', new lang_string('locationsettings', 'admin'));
-    $temp->add(new admin_setting_servertimezone());
-    $temp->add(new admin_setting_forcetimezone());
-    $temp->add(new admin_settings_country_select('country', new lang_string('country', 'admin'), new lang_string('configcountry', 'admin'), 0));
-    $temp->add(new admin_setting_configtext('defaultcity', new lang_string('defaultcity', 'admin'), new lang_string('defaultcity_help', 'admin'), ''));
+defined('MOODLE_INTERNAL') || die();
 
-    $temp->add(new admin_setting_heading('iplookup', new lang_string('iplookup', 'admin'), new lang_string('iplookupinfo', 'admin')));
-    $temp->add(new admin_setting_configfile('geoip2file', new lang_string('geoipfile', 'admin'),
-        new lang_string('configgeoipfile', 'admin', $CFG->dataroot.'/geoip/'), $CFG->dataroot.'/geoip/GeoLite2-City.mmdb'));
-    $temp->add(new admin_setting_configtext('googlemapkey3', new lang_string('googlemapkey3', 'admin'), new lang_string('googlemapkey3_help', 'admin'), '', PARAM_RAW, 60));
+if ($hassiteconfig) {
+    $temp = new admin_settingpage('locationsettings', new lang_string('locationsettings', 'core_admin'));
 
-    $temp->add(new admin_setting_configtext('allcountrycodes', new lang_string('allcountrycodes', 'admin'), new lang_string('configallcountrycodes', 'admin'), '', '/^(?:\w+(?:,\w+)*)?$/'));
+    if ($ADMIN->fulltree) {
+        $temp->add(new admin_setting_servertimezone());
+
+        $temp->add(new admin_setting_forcetimezone());
+
+        $temp->add(new admin_settings_country_select('country', new lang_string('country', 'core_admin'),
+            new lang_string('configcountry', 'core_admin'), 0));
+
+        $temp->add(new admin_setting_configtext('defaultcity', new lang_string('defaultcity', 'core_admin'),
+            new lang_string('defaultcity_help', 'core_admin'), ''));
+
+        $temp->add(new admin_setting_heading('iplookup', new lang_string('iplookup', 'core_admin'),
+            new lang_string('iplookupinfo', 'core_admin')));
+
+        $temp->add(new admin_setting_configfile('geoip2file', new lang_string('geoipfile', 'core_admin'),
+            new lang_string('configgeoipfile', 'core_admin', $CFG->dataroot . '/geoip/'),
+            $CFG->dataroot . '/geoip/GeoLite2-City.mmdb'));
+
+        $temp->add(new admin_setting_configtext('googlemapkey3', new lang_string('googlemapkey3', 'core_admin'),
+            new lang_string('googlemapkey3_help', 'core_admin'), '', PARAM_RAW, 60));
+
+        $temp->add(new admin_setting_countrycodes('allcountrycodes', new lang_string('allcountrycodes', 'core_admin'),
+            new lang_string('configallcountrycodes', 'core_admin')));
+    }
 
     $ADMIN->add('location', $temp);
-
-} // end of speedup
+}

admin/settings/messaging.php

@@ -0,0 +1,78 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Adds messaging related settings links for Messaging category to admin tree.
+ *
+ * @copyright 2019 Amaia Anabitarte <amaia@moodle.com>
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+if ($hassiteconfig) {
+    $temp = new admin_settingpage('messages', new lang_string('messagingssettings', 'admin'));
+    $temp->add(new admin_setting_configcheckbox('messaging',
+        new lang_string('messaging', 'admin'),
+        new lang_string('configmessaging', 'admin'),
+        1));
+    $temp->add(new admin_setting_configcheckbox('messagingallusers',
+            new lang_string('messagingallusers', 'admin'),
+            new lang_string('configmessagingallusers', 'admin'),
+             0)
+    );
+    $temp->add(new admin_setting_configcheckbox('messagingdefaultpressenter',
+            new lang_string('messagingdefaultpressenter', 'admin'),
+            new lang_string('configmessagingdefaultpressenter', 'admin'),
+            1)
+    );
+    $options = array(
+        DAYSECS => new lang_string('secondstotime86400'),
+        WEEKSECS => new lang_string('secondstotime604800'),
+        2620800 => new lang_string('nummonths', 'moodle', 1),
+        7862400 => new lang_string('nummonths', 'moodle', 3),
+        15724800 => new lang_string('nummonths', 'moodle', 6),
+        0 => new lang_string('never')
+    );
+    $temp->add(new admin_setting_configselect(
+            'messagingdeletereadnotificationsdelay',
+            new lang_string('messagingdeletereadnotificationsdelay', 'admin'),
+            new lang_string('configmessagingdeletereadnotificationsdelay', 'admin'),
+            604800,
+            $options)
+    );
+    $temp->add(new admin_setting_configselect(
+            'messagingdeleteallnotificationsdelay',
+            new lang_string('messagingdeleteallnotificationsdelay', 'admin'),
+            new lang_string('configmessagingdeleteallnotificationsdelay', 'admin'),
+            2620800,
+            $options)
+    );
+    $temp->add(new admin_setting_configcheckbox('messagingallowemailoverride',
+        new lang_string('messagingallowemailoverride', 'admin'),
+        new lang_string('configmessagingallowemailoverride', 'admin'),
+        0));
+    $ADMIN->add('messaging', $temp);
+    $ADMIN->add('messaging', new admin_page_managemessageoutputs());
+
+    // Notification outputs plugins.
+    $plugins = core_plugin_manager::instance()->get_plugins_of_type('message');
+    core_collator::asort_objects_by_property($plugins, 'displayname');
+    foreach ($plugins as $plugin) {
+        /** @var \core\plugininfo\message $plugin */
+        $plugin->load_settings($ADMIN, 'messaging', $hassiteconfig);
+    }
+}

admin/settings/plugins.php

@@ -59,6 +59,18 @@ if ($hassiteconfig) {
         $plugin->load_settings($ADMIN, 'formatsettings', $hassiteconfig);
     }
 
+    // Custom fields.
+    $ADMIN->add('modules', new admin_category('customfieldsettings', new lang_string('customfields', 'core_customfield')));
+    $temp = new admin_settingpage('managecustomfields', new lang_string('managecustomfields', 'core_admin'));
+    $temp->add(new admin_setting_managecustomfields());
+    $ADMIN->add('customfieldsettings', $temp);
+    $plugins = core_plugin_manager::instance()->get_plugins_of_type('customfield');
+    core_collator::asort_objects_by_property($plugins, 'displayname');
+    foreach ($plugins as $plugin) {
+        /** @var \core\plugininfo\customfield $plugin */
+        $plugin->load_settings($ADMIN, 'customfieldsettings', $hassiteconfig);
+    }
+
     // blocks
     $ADMIN->add('modules', new admin_category('blocksettings', new lang_string('blocks')));
     $ADMIN->add('blocksettings', new admin_page_manageblocks());
@@ -69,17 +81,6 @@ if ($hassiteconfig) {
         $plugin->load_settings($ADMIN, 'blocksettings', $hassiteconfig);
     }
 
-    // message outputs
-    $ADMIN->add('modules', new admin_category('messageoutputs', new lang_string('messageoutputs', 'message')));
-    $ADMIN->add('messageoutputs', new admin_page_managemessageoutputs());
-    $ADMIN->add('messageoutputs', new admin_page_defaultmessageoutputs());
-    $plugins = core_plugin_manager::instance()->get_plugins_of_type('message');
-    core_collator::asort_objects_by_property($plugins, 'displayname');
-    foreach ($plugins as $plugin) {
-        /** @var \core\plugininfo\message $plugin */
-        $plugin->load_settings($ADMIN, 'messageoutputs', $hassiteconfig);
-    }
-
     // authentication plugins
     $ADMIN->add('modules', new admin_category('authsettings', new lang_string('authentication', 'admin')));
 
@@ -174,6 +175,13 @@ if ($hassiteconfig) {
         $plugin->load_settings($ADMIN, 'antivirussettings', $hassiteconfig);
     }
 
+    // Machine learning backend plugins.
+    $ADMIN->add('modules', new admin_category('mlbackendsettings', new lang_string('mlbackendsettings', 'admin')));
+    $plugins = core_plugin_manager::instance()->get_plugins_of_type('mlbackend');
+    foreach ($plugins as $plugin) {
+        $plugin->load_settings($ADMIN, 'mlbackendsettings', $hassiteconfig);
+    }
+
 /// License types
     $ADMIN->add('modules', new admin_category('licensesettings', new lang_string('licenses')));
     $temp = new admin_settingpage('managelicenses', new lang_string('managelicenses', 'admin'));
@@ -564,14 +572,37 @@ if ($hassiteconfig) {
     $temp->add(new admin_setting_configduration('searchindextime',
             new lang_string('searchindextime', 'admin'), new lang_string('searchindextime_desc', 'admin'),
             600));
+    $temp->add(new admin_setting_heading('searchcoursesheading', new lang_string('searchablecourses', 'admin'), ''));
     $options = [
         0 => new lang_string('searchallavailablecourses_off', 'admin'),
         1 => new lang_string('searchallavailablecourses_on', 'admin')
     ];
     $temp->add(new admin_setting_configselect('searchallavailablecourses',
             new lang_string('searchallavailablecourses', 'admin'),
-            new lang_string('searchallavailablecourses_desc', 'admin'),
+            new lang_string('searchallavailablecoursesdesc', 'admin'),
             0, $options));
+    $temp->add(new admin_setting_configcheckbox('searchincludeallcourses',
+        new lang_string('searchincludeallcourses', 'admin'), new lang_string('searchincludeallcourses_desc', 'admin'),
+        0));
+
+    // Search display options.
+    $temp->add(new admin_setting_heading('searchdisplay', new lang_string('searchdisplay', 'admin'), ''));
+    $temp->add(new admin_setting_configcheckbox('searchenablecategories',
+        new lang_string('searchenablecategories', 'admin'),
+        new lang_string('searchenablecategories_desc', 'admin'),
+        0));
+    $options = [];
+    foreach (\core_search\manager::get_search_area_categories() as $category) {
+        $options[$category->get_name()] = $category->get_visiblename();
+    }
+    $temp->add(new admin_setting_configselect('searchdefaultcategory',
+        new lang_string('searchdefaultcategory', 'admin'),
+        new lang_string('searchdefaultcategory_desc', 'admin'),
+        \core_search\manager::SEARCH_AREA_CATEGORY_ALL, $options));
+    $temp->add(new admin_setting_configcheckbox('searchhideallcategory',
+        new lang_string('searchhideallcategory', 'admin'),
+        new lang_string('searchhideallcategory_desc', 'admin'),
+        0));
 
     $ADMIN->add('searchplugins', $temp);
     $ADMIN->add('searchplugins', new admin_externalpage('searchareas', new lang_string('searchareas', 'admin'),

admin/settings/security.php

@@ -1,4 +1,29 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Adds security related settings links for security category to admin tree.
+ *
+ * @copyright  1999 Martin Dougiamas  http://dougiamas.com
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+use core_admin\local\settings\filesize;
 
 if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
 
@@ -17,7 +42,7 @@ if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
     $temp->add(new admin_setting_configcheckbox('forcelogin', new lang_string('forcelogin', 'admin'), new lang_string('configforcelogin', 'admin'), 0));
     $temp->add(new admin_setting_configcheckbox('forceloginforprofiles', new lang_string('forceloginforprofiles', 'admin'), new lang_string('configforceloginforprofiles', 'admin'), 1));
     $temp->add(new admin_setting_configcheckbox('forceloginforprofileimage', new lang_string('forceloginforprofileimage', 'admin'), new lang_string('forceloginforprofileimage_help', 'admin'), 0));
-    $temp->add(new admin_setting_configcheckbox('opentogoogle', new lang_string('opentogoogle', 'admin'), new lang_string('configopentogoogle', 'admin'), 0));
+    $temp->add(new admin_setting_configcheckbox('opentowebcrawlers', new lang_string('opentowebcrawlers', 'admin'), new lang_string('configopentowebcrawlers', 'admin'), 0));
     $temp->add(new admin_setting_configselect('allowindexing', new lang_string('allowindexing', 'admin'), new lang_string('allowindexing_desc', 'admin'),
         0,
         array(0 => new lang_string('allowindexingexceptlogin', 'admin'),
@@ -36,12 +61,9 @@ if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
     // maxbytes set to 0 will allow the maximum server limit for uploads
     $temp->add(new admin_setting_configselect('maxbytes', new lang_string('maxbytes', 'admin'), new lang_string('configmaxbytes', 'admin'), 0, $max_upload_choices));
     // 100MB
-    $defaultuserquota = 104857600;
-    $params = new stdClass();
-    $params->bytes = $defaultuserquota;
-    $params->displaysize = display_size($defaultuserquota);
-    $temp->add(new admin_setting_configtext('userquota', new lang_string('userquota', 'admin'),
-                new lang_string('configuserquota', 'admin', $params), $defaultuserquota, PARAM_INT, 30));
+    $defaultuserquota = 100 * filesize::UNIT_MB;
+    $temp->add(new filesize('userquota', new lang_string('userquota', 'admin'),
+            new lang_string('userquota_desc', 'admin'), $defaultuserquota));
 
     $temp->add(new admin_setting_configcheckbox('allowobjectembed', new lang_string('allowobjectembed', 'admin'), new lang_string('configallowobjectembed', 'admin'), 0));
     $temp->add(new admin_setting_configcheckbox('enabletrusttext', new lang_string('enabletrusttext', 'admin'), new lang_string('configenabletrusttext', 'admin'), 0));

admin/settings/server.php

@@ -4,7 +4,6 @@
 
 if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
 
-
 // "systempaths" settingpage
 $temp = new admin_settingpage('systempaths', new lang_string('systempaths','admin'));
 $temp->add(new admin_setting_configexecutable('pathtophp', new lang_string('pathtophp', 'admin'),
@@ -98,7 +97,10 @@ $options = array(
     GETREMOTEADDR_SKIP_HTTP_CLIENT_IP => 'HTTP_X_FORWARDED_FOR, REMOTE_ADDR',
     GETREMOTEADDR_SKIP_HTTP_X_FORWARDED_FOR => 'HTTP_CLIENT, REMOTE_ADDR',
     GETREMOTEADDR_SKIP_HTTP_X_FORWARDED_FOR|GETREMOTEADDR_SKIP_HTTP_CLIENT_IP => 'REMOTE_ADDR');
-$temp->add(new admin_setting_configselect('getremoteaddrconf', new lang_string('getremoteaddrconf', 'admin'), new lang_string('configgetremoteaddrconf', 'admin'), 0, $options));
+$temp->add(new admin_setting_configselect('getremoteaddrconf', new lang_string('getremoteaddrconf', 'admin'),
+    new lang_string('configgetremoteaddrconf', 'admin'),
+    GETREMOTEADDR_SKIP_DEFAULT, $options));
+$temp->add(new admin_setting_configtext('reverseproxyignore', new lang_string('reverseproxyignore', 'admin'), new lang_string('configreverseproxyignore', 'admin'), ''));
 
 $temp->add(new admin_setting_heading('webproxy', new lang_string('webproxy', 'admin'), new lang_string('webproxyinfo', 'admin')));
 $temp->add(new admin_setting_configtext('proxyhost', new lang_string('proxyhost', 'admin'), new lang_string('configproxyhost', 'admin'), '', PARAM_HOST));
@@ -173,10 +175,15 @@ $temp->add(new admin_setting_configselect('tempdatafoldercleanup', new lang_stri
 
 $ADMIN->add('server', $temp);
 
-
+    $temp->add(new admin_setting_configduration('filescleanupperiod',
+        new lang_string('filescleanupperiod', 'admin'),
+        new lang_string('filescleanupperiod_help', 'admin'),
+        86400));
 
 $ADMIN->add('server', new admin_externalpage('environment', new lang_string('environment','admin'), "$CFG->wwwroot/$CFG->admin/environment.php"));
 $ADMIN->add('server', new admin_externalpage('phpinfo', new lang_string('phpinfo'), "$CFG->wwwroot/$CFG->admin/phpinfo.php"));
+$ADMIN->add('server', new admin_externalpage('testoutgoingmailconf', new lang_string('testoutgoingmailconf', 'admin'),
+            new moodle_url("$CFG->wwwroot/$CFG->admin/testoutgoingmailconf.php"), 'moodle/site:config', true));
 
 
 // "performance" settingpage
@@ -212,6 +219,100 @@ $temp->add(new admin_setting_configtext('curltimeoutkbitrate', new lang_string('
 $ADMIN->add('server', $temp);
 
 
+$ADMIN->add('server', new admin_category('taskconfig', new lang_string('taskadmintitle', 'admin')));
+$temp = new admin_settingpage('taskprocessing', new lang_string('taskprocessing','admin'));
+$temp->add(
+    new admin_setting_configtext(
+        'task_scheduled_concurrency_limit',
+        new lang_string('task_scheduled_concurrency_limit', 'admin'),
+        new lang_string('task_scheduled_concurrency_limit_desc', 'admin'),
+        3,
+        PARAM_INT
+    )
+);
+
+$temp->add(
+    new admin_setting_configduration(
+        'task_scheduled_max_runtime',
+        new lang_string('task_scheduled_max_runtime', 'admin'),
+        new lang_string('task_scheduled_max_runtime_desc', 'admin'),
+        30 * MINSECS
+    )
+);
+
+$temp->add(
+    new admin_setting_configtext(
+        'task_adhoc_concurrency_limit',
+        new lang_string('task_adhoc_concurrency_limit', 'admin'),
+        new lang_string('task_adhoc_concurrency_limit_desc', 'admin'),
+        3,
+        PARAM_INT
+    )
+);
+
+$temp->add(
+    new admin_setting_configduration(
+        'task_adhoc_max_runtime',
+        new lang_string('task_adhoc_max_runtime', 'admin'),
+        new lang_string('task_adhoc_max_runtime_desc', 'admin'),
+        30 * MINSECS
+    )
+);
+$ADMIN->add('taskconfig', $temp);
+
+$temp = new admin_settingpage('tasklogging', new lang_string('tasklogging','admin'));
+$temp->add(
+    new admin_setting_configselect(
+        'task_logmode',
+        new lang_string('task_logmode', 'admin'),
+        new lang_string('task_logmode_desc', 'admin'),
+        \core\task\logmanager::MODE_ALL,
+        [
+            \core\task\logmanager::MODE_ALL => new lang_string('task_logmode_all', 'admin'),
+            \core\task\logmanager::MODE_FAILONLY => new lang_string('task_logmode_failonly', 'admin'),
+            \core\task\logmanager::MODE_NONE => new lang_string('task_logmode_none', 'admin'),
+        ]
+    )
+);
+$temp->add(
+    new admin_setting_configcheckbox(
+        'task_logtostdout',
+        new lang_string('task_logtostdout', 'admin'),
+        new lang_string('task_logtostdout_desc', 'admin'),
+        1
+    )
+);
+
+if (\core\task\logmanager::uses_standard_settings()) {
+    $temp->add(
+        new admin_setting_configduration(
+            'task_logretention',
+            new \lang_string('task_logretention', 'admin'),
+            new \lang_string('task_logretention_desc', 'admin'),
+            28 * DAYSECS
+        )
+    );
+
+    $temp->add(
+        new admin_setting_configtext(
+            'task_logretainruns',
+            new \lang_string('task_logretainruns', 'admin'),
+            new \lang_string('task_logretainruns_desc', 'admin'),
+            20,
+            PARAM_INT
+        )
+    );
+}
+$ADMIN->add('taskconfig', $temp);
+
+if (\core\task\logmanager::uses_standard_settings()) {
+    $ADMIN->add('taskconfig', new admin_externalpage(
+        'tasklogs',
+        new lang_string('tasklogs','admin'),
+        "{$CFG->wwwroot}/{$CFG->admin}/tasklogs.php"
+    ));
+}
+
 // E-mail settings.
 $ADMIN->add('server', new admin_category('email', new lang_string('categoryemail', 'admin')));
 
@@ -241,6 +342,10 @@ $temp->add(new admin_setting_configtextarea('allowedemaildomains',
         new lang_string('allowedemaildomains', 'admin'),
         new lang_string('configallowedemaildomains', 'admin'),
         ''));
+$url = new moodle_url('/admin/testoutgoingmailconf.php');
+$link = html_writer::link($url, get_string('testoutgoingmailconf', 'admin'));
+$temp->add(new admin_setting_heading('testoutgoinmailc', new lang_string('testoutgoingmailconf', 'admin'),
+        new lang_string('testoutgoingmaildetail', 'admin', $link)));
 $temp->add(new admin_setting_heading('emaildoesnotfit', new lang_string('doesnotfit', 'admin'),
         new lang_string('doesnotfitdetail', 'admin')));
 $charsets = get_list_of_charsets();
@@ -263,6 +368,8 @@ $choices = array(new lang_string('never', 'admin'),
                  new lang_string('onlynoreply', 'admin'));
 $temp->add(new admin_setting_configselect('emailfromvia', new lang_string('emailfromvia', 'admin'),
           new lang_string('configemailfromvia', 'admin'), 1, $choices));
+    $temp->add(new admin_setting_configtext('emailsubjectprefix', new lang_string('emailsubjectprefix', 'admin'),
+        new lang_string('configemailsubjectprefix', 'admin'), '', PARAM_RAW));
 
 $ADMIN->add('email', $temp);
 

admin/settings/subsystems.php

@@ -13,19 +13,6 @@ if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
 
     $optionalsubsystems->add(new admin_setting_configcheckbox('enablewebservices', new lang_string('enablewebservices', 'admin'), new lang_string('configenablewebservices', 'admin'), 0));
 
-    $optionalsubsystems->add(new admin_setting_configcheckbox('messaging', new lang_string('messaging', 'admin'), new lang_string('configmessaging','admin'), 1));
-
-    $optionalsubsystems->add(new admin_setting_configcheckbox('messagingallusers',
-        new lang_string('messagingallusers', 'admin'),
-        new lang_string('configmessagingallusers', 'admin'),
-        0)
-    );
-
-    $options = array(DAYSECS=>new lang_string('secondstotime86400'), WEEKSECS=>new lang_string('secondstotime604800'), 2620800=>new lang_string('nummonths', 'moodle', 1), 15724800=>new lang_string('nummonths', 'moodle', 6),0=>new lang_string('never'));
-    $optionalsubsystems->add(new admin_setting_configselect('messagingdeletereadnotificationsdelay', new lang_string('messagingdeletereadnotificationsdelay', 'admin'), new lang_string('configmessagingdeletereadnotificationsdelay', 'admin'), 604800, $options));
-
-    $optionalsubsystems->add(new admin_setting_configcheckbox('messagingallowemailoverride', new lang_string('messagingallowemailoverride', 'admin'), new lang_string('configmessagingallowemailoverride','admin'), 0));
-
     $optionalsubsystems->add(new admin_setting_configcheckbox('enablestats', new lang_string('enablestats', 'admin'), new lang_string('configenablestats', 'admin'), 0));
 
     $optionalsubsystems->add(new admin_setting_configcheckbox('enablerssfeeds', new lang_string('enablerssfeeds', 'admin'), new lang_string('configenablerssfeeds', 'admin'), 0));
@@ -61,4 +48,30 @@ if ($hassiteconfig) { // speedup for non-admins, add all caps used on this page
 
     $optionalsubsystems->add(new admin_setting_configcheckbox('allowstealth', new lang_string('allowstealthmodules'),
         new lang_string('allowstealthmodules_help'), 0, 1, 0));
+
+    $optionalsubsystems->add(new admin_setting_configcheckbox('enableanalytics', new lang_string('enableanalytics', 'admin'),
+        new lang_string('configenableanalytics', 'admin'), 1, 1, 0));
+
+    $fullunicodesupport = true;
+    if ($DB->get_dbfamily() == 'mysql') {
+        $collation = $DB->get_dbcollation();
+        $collationinfo = explode('_', $collation);
+        $charset = reset($collationinfo);
+        $fullunicodesupport = $charset === 'utf8mb4';
+    }
+
+    if ($fullunicodesupport) {
+        $optionalsubsystems->add(new admin_setting_configcheckbox(
+            'allowemojipicker',
+            new lang_string('allowemojipicker', 'admin'),
+            new lang_string('configallowemojipicker', 'admin'),
+            1
+        ));
+    } else {
+        $optionalsubsystems->add(new admin_setting_description(
+            'allowemojipicker',
+            new lang_string('allowemojipicker', 'admin'),
+            new lang_string('configallowemojipickerincompatible', 'admin')
+        ));
+    }
 }

admin/settings/top.php

@@ -31,8 +31,10 @@ $ADMIN->add('root', new admin_category('grades', new lang_string('grades')));
 $ADMIN->add('root', new admin_category('analytics', new lang_string('analytics', 'analytics')));
 $ADMIN->add('root', new admin_category('competencies', new lang_string('competencies', 'core_competency')));
 $ADMIN->add('root', new admin_category('badges', new lang_string('badges'), empty($CFG->enablebadges)));
+$ADMIN->add('root', new admin_category('h5p', new lang_string('h5p', 'core_h5p')));
 $ADMIN->add('root', new admin_category('location', new lang_string('location','admin')));
 $ADMIN->add('root', new admin_category('language', new lang_string('language')));
+$ADMIN->add('root', new admin_category('messaging', new lang_string('messagingcategory', 'admin')));
 $ADMIN->add('root', new admin_category('modules', new lang_string('plugins', 'admin')));
 $ADMIN->add('root', new admin_category('security', new lang_string('security','admin')));
 $ADMIN->add('root', new admin_category('appearance', new lang_string('appearance','admin')));

admin/settings/users.php

@@ -1,6 +1,6 @@
 <?php
 
-// This file defines settingpages and externalpages under the "users" category
+// This file defines settingpages and externalpages under the "users" category.
 
 $ADMIN->add('users', new admin_category('accounts', new lang_string('accounts', 'admin')));
 $ADMIN->add('users', new admin_category('roles', new lang_string('permissions', 'role')));
@@ -13,15 +13,47 @@ if ($hassiteconfig
  or has_capability('moodle/role:manage', $systemcontext)
  or has_capability('moodle/role:assign', $systemcontext)
  or has_capability('moodle/cohort:manage', $systemcontext)
- or has_capability('moodle/cohort:view', $systemcontext)) { // speedup for non-admins, add all caps used on this page
+ or has_capability('moodle/cohort:view', $systemcontext)) { // Speedup for non-admins, add all caps used on this page.
 
 
-    // stuff under the "accounts" subcategory
+    // Stuff under the "accounts" subcategory.
     $ADMIN->add('accounts', new admin_externalpage('editusers', new lang_string('userlist','admin'), "$CFG->wwwroot/$CFG->admin/user.php", array('moodle/user:update', 'moodle/user:delete')));
     $ADMIN->add('accounts', new admin_externalpage('userbulk', new lang_string('userbulk','admin'), "$CFG->wwwroot/$CFG->admin/user/user_bulk.php", array('moodle/user:update', 'moodle/user:delete')));
     $ADMIN->add('accounts', new admin_externalpage('addnewuser', new lang_string('addnewuser'), "$CFG->wwwroot/user/editadvanced.php?id=-1", 'moodle/user:create'));
 
-    // "User default preferences" settingpage.
+    // User management settingpage.
+    $temp = new admin_settingpage('usermanagement', new lang_string('usermanagement', 'admin'));
+    if ($ADMIN->fulltree) {
+        $choices = array();
+        $choices['realname'] = new lang_string('fullnameuser');
+        $choices['lastname'] = new lang_string('lastname');
+        $choices['firstname'] = new lang_string('firstname');
+        $choices['username'] = new lang_string('username');
+        $choices['email'] = new lang_string('email');
+        $choices['city'] = new lang_string('city');
+        $choices['country'] = new lang_string('country');
+        $choices['confirmed'] = new lang_string('confirmed', 'admin');
+        $choices['suspended'] = new lang_string('suspended', 'auth');
+        $choices['profile'] = new lang_string('profilefields', 'admin');
+        $choices['courserole'] = new lang_string('courserole', 'filters');
+        $choices['anycourses'] = new lang_string('anycourses', 'filters');
+        $choices['systemrole'] = new lang_string('globalrole', 'role');
+        $choices['cohort'] = new lang_string('idnumber', 'core_cohort');
+        $choices['firstaccess'] = new lang_string('firstaccess', 'filters');
+        $choices['lastaccess'] = new lang_string('lastaccess');
+        $choices['neveraccessed'] = new lang_string('neveraccessed', 'filters');
+        $choices['timemodified'] = new lang_string('lastmodified');
+        $choices['nevermodified'] = new lang_string('nevermodified', 'filters');
+        $choices['auth'] = new lang_string('authentication');
+        $choices['idnumber'] = new lang_string('idnumber');
+        $choices['lastip'] = new lang_string('lastip');
+        $choices['mnethostid'] = new lang_string('mnetidprovider', 'mnet');
+        $temp->add(new admin_setting_configmultiselect('userfiltersdefault', new lang_string('userfiltersdefault', 'admin'),
+            new lang_string('userfiltersdefault_desc', 'admin'), array('realname'), $choices));
+    }
+    $ADMIN->add('accounts', $temp);
+
+    // User default preferences settingpage.
     $temp = new admin_settingpage('userdefaultpreferences', new lang_string('userdefaultpreferences', 'admin'));
     if ($ADMIN->fulltree) {
         $choices = array();
@@ -62,9 +94,9 @@ if ($hassiteconfig
     $ADMIN->add('accounts', new admin_externalpage('cohorts', new lang_string('cohorts', 'cohort'), $CFG->wwwroot . '/cohort/index.php', array('moodle/cohort:manage', 'moodle/cohort:view')));
 
 
-    // stuff under the "roles" subcategory
+    // Stuff under the "roles" subcategory.
 
-    // "userpolicies" settingpage
+    // User policies settingpage.
     $temp = new admin_settingpage('userpolicies', new lang_string('userpolicies', 'admin'));
     if ($ADMIN->fulltree) {
         if (!during_initial_install()) {
@@ -138,7 +170,7 @@ if ($hassiteconfig
             $temp->add(new admin_setting_configselect('restorernewroleid', new lang_string('restorernewroleid', 'admin'),
                           new lang_string('restorernewroleid_help', 'admin'), $defaultteacherid, $restorersnewrole));
 
-            // release memory
+            // Release memory.
             unset($otherroles);
             unset($guestroles);
             unset($userroles);
@@ -174,12 +206,11 @@ if ($hassiteconfig
         // Options include fields from the user table that might be helpful to
         // distinguish when adding or listing users ('I want to add the John
         // Smith from Science faculty').
-        // Username is not included as an option because in some sites, it might
-        // be a security problem to reveal usernames even to trusted staff.
         // Custom user profile fields are not currently supported.
         $temp->add(new admin_setting_configmulticheckbox('showuseridentity',
                 new lang_string('showuseridentity', 'admin'),
                 new lang_string('showuseridentity_desc', 'admin'), array('email' => 1), array(
+                    'username'    => new lang_string('username'),
                     'idnumber'    => new lang_string('idnumber'),
                     'email'       => new lang_string('email'),
                     'phone1'      => new lang_string('phone1'),
@@ -210,7 +241,7 @@ if ($hassiteconfig
     $ADMIN->add('roles', new admin_externalpage('assignroles', new lang_string('assignglobalroles', 'role'), "$CFG->wwwroot/$CFG->admin/roles/assign.php?contextid=".$systemcontext->id, 'moodle/role:assign'));
     $ADMIN->add('roles', new admin_externalpage('checkpermissions', new lang_string('checkglobalpermissions', 'role'), "$CFG->wwwroot/$CFG->admin/roles/check.php?contextid=".$systemcontext->id, array('moodle/role:assign', 'moodle/role:safeoverride', 'moodle/role:override', 'moodle/role:manage')));
 
-} // end of speedup
+} // End of speedup.
 
 // Privacy settings.
 if ($hassiteconfig) {
@@ -229,10 +260,28 @@ if ($hassiteconfig) {
     $temp->add($setting);
 
     // See {@link https://gdpr-info.eu/art-8-gdpr/}.
+    // See {@link https://www.betterinternetforkids.eu/web/portal/practice/awareness/detail?articleId=3017751}.
     $ageofdigitalconsentmap = implode(PHP_EOL, [
         '*, 16',
         'AT, 14',
+        'BE, 13',
+        'BG, 14',
+        'CY, 14',
+        'CZ, 15',
+        'DK, 13',
+        'EE, 13',
         'ES, 14',
+        'FI, 13',
+        'FR, 15',
+        'GB, 13',
+        'GR, 15',
+        'IT, 14',
+        'LT, 14',
+        'LV, 13',
+        'MT, 13',
+        'NO, 13',
+        'PT, 13',
+        'SE, 13',
         'US, 13'
     ]);
     $setting = new admin_setting_agedigitalconsentmap('agedigitalconsentmap',
@@ -255,4 +304,4 @@ if ($hassiteconfig) {
         new lang_string('sitepolicyguest_help', 'core_admin'), (isset($CFG->sitepolicy) ? $CFG->sitepolicy : ''), PARAM_RAW));
 
     $ADMIN->add('privacy', $temp);
-}
+}

admin/tasklogs.php

@@ -0,0 +1,91 @@
+<?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+
+/**
+ * Task log.
+ *
+ * @package    admin
+ * @copyright  2018 Andrew Nicols <andrew@nicols.co.uk>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+require_once(__DIR__ . '/../config.php');
+require_once("{$CFG->libdir}/adminlib.php");
+require_once("{$CFG->libdir}/tablelib.php");
+require_once("{$CFG->libdir}/filelib.php");
+
+$filter = optional_param('filter', '', PARAM_RAW);
+$result = optional_param('result', null, PARAM_INT);
+
+$pageurl = new \moodle_url('/admin/tasklogs.php');
+$pageurl->param('filter', $filter);
+
+$PAGE->set_url($pageurl);
+$PAGE->set_context(context_system::instance());
+$PAGE->set_pagelayout('admin');
+$strheading = get_string('tasklogs', 'tool_task');
+$PAGE->set_title($strheading);
+$PAGE->set_heading($strheading);
+
+admin_externalpage_setup('tasklogs');
+
+$logid = optional_param('logid', null, PARAM_INT);
+$download = optional_param('download', false, PARAM_BOOL);
+
+if (null !== $logid) {
+    // Raise memory limit in case the log is large.
+    raise_memory_limit(MEMORY_HUGE);
+    $log = $DB->get_record('task_log', ['id' => $logid], '*', MUST_EXIST);
+
+    if ($download) {
+        $filename = str_replace('\\', '_', $log->classname) . "-{$log->id}.log";
+        header("Content-Disposition: attachment; filename=\"{$filename}\"");
+    }
+
+    readstring_accel($log->output, 'text/plain');
+    exit;
+}
+
+$renderer = $PAGE->get_renderer('tool_task');
+
+echo $OUTPUT->header();
+echo $OUTPUT->render_from_template('core_admin/tasklogs', (object) [
+    'action' => $pageurl->out(),
+    'filter' => htmlentities($filter),
+    'resultfilteroptions' => [
+        (object) [
+            'value' => -1,
+            'title' => get_string('all'),
+            'selected' => (-1 === $result),
+        ],
+        (object) [
+            'value' => 0,
+            'title' => get_string('success'),
+            'selected' => (0 === $result),
+        ],
+        (object) [
+            'value' => 1,
+            'title' => get_string('task_result:failed', 'admin'),
+            'selected' => (1 === $result),
+        ],
+    ],
+]);
+
+$table = new \core_admin\task_log_table($filter, $result);
+$table->baseurl = $pageurl;
+$table->out(100, false);
+
+echo $OUTPUT->footer();

admin/templates/setting.mustache

@@ -29,6 +29,7 @@
     * element - The Element HTML
     * forceltr - Force this element to be displayed LTR
     * default - Default value
+    * dependenton - optional message listing the settings this one is dependent on
 
     Example context (json):
     {
@@ -43,27 +44,57 @@
         "default": "Default value"
     }
 }}
-<div class="form-item clearfix" id="{{id}}">
-    <div class="form-label">
-        <label {{#labelfor}}for="{{labelfor}}"{{/labelfor}}>
-            {{{title}}}
-            {{#override}}
-                <div class="form-overridden">{{override}}</div>
-            {{/override}}
-            {{#warning}}
-                <div class="form-warning">{{warning}}</div>
-            {{/warning}}
-        </label>
-        <span class="form-shortname">{{{name}}}</span>
+{{!
+    Setting.
+}}
+<div class="form-item row" id="{{id}}">
+    <div class="form-label col-sm-3 text-sm-right">
+        {{#customcontrol}}
+            <p {{#labelfor}}id="{{labelfor}}_label"{{/labelfor}}>
+                {{{title}}}
+                {{#override}}
+                    <div class="form-overridden">{{override}}</div>
+                {{/override}}
+                {{#warning}}
+                    <div class="form-warning">{{warning}}</div>
+                {{/warning}}
+            </p>
+        {{/customcontrol}}
+        {{^customcontrol}}
+            <label {{#labelfor}}for="{{labelfor}}"{{/labelfor}}>
+                {{{title}}}
+                {{#override}}
+                    <div class="form-overridden">{{override}}</div>
+                {{/override}}
+                {{#warning}}
+                    <div class="form-warning">{{warning}}</div>
+                {{/warning}}
+            </label>
+        {{/customcontrol}}
+        <span class="form-shortname d-block small text-muted">{{{name}}}</span>
     </div>
-    <div class="form-setting">
+    <div class="form-setting col-sm-9">
         {{#error}}
             <div><span class="error">{{error}}</span></div>
         {{/error}}
         {{{element}}}
         {{#default}}
-            <div class="form-defaultinfo {{#forceltr}}text-ltr{{/forceltr}}">{{{default}}}</div>
+            <div class="form-defaultinfo text-muted {{#forceltr}}text-ltr{{/forceltr}}">{{{default}}}</div>
         {{/default}}
+        <div class="form-description mt-3">{{{description}}}</div>
+        {{#dependenton}}<div class="form-dependenton mb-4 text-muted">{{{.}}}</div>{{/dependenton}}
     </div>
-    <div class="form-description">{{{description}}}</div>
 </div>
+{{#customcontrol}}
+    {{#js}}
+        require(['jquery'], function($) {
+            $('#{{id}}_label').css('cursor', 'default');
+            $('#{{id}}_label').click(function() {
+                $('#{{id}}')
+                    .find('button, a, input:not([type="hidden"]), select, textarea, [tabindex]')
+                    .filter(':not([disabled]):not([tabindex="0"]):not([tabindex="-1"])')
+                    .first().focus();
+            });
+        });
+    {{/js}}
+{{/customcontrol}}

admin/templates/setting_configcheckbox.mustache

@@ -25,6 +25,7 @@
     * value - yes value
     * id - element id
     * checked - boole
+    * readonly - bool
 
     Example context (json):
     {
@@ -32,10 +33,11 @@
         "no": "False",
         "value": "True",
         "id": "test0",
-        "checked": "checked"
+        "checked": "checked",
+        "readonly": false
     }
 }}
 <div class="form-checkbox defaultsnext">
     <input type="hidden" name="{{name}}" value="{{no}}">
-    <input type="checkbox" name="{{name}}" value="{{value}}" id="{{id}}" {{#checked}}checked{{/checked}}>
+    <input {{#readonly}}disabled{{/readonly}} type="checkbox" name="{{name}}" value="{{value}}" id="{{id}}" {{#checked}}checked{{/checked}}>
 </div>

admin/templates/setting_configcolourpicker.mustache

@@ -25,6 +25,7 @@
     * id - element id
     * value - element value
     * haspreviewconfig - show preview of selected color
+    * readonly - bool
 
     Example context (json):
     {
@@ -32,16 +33,20 @@
         "name": "name0",
         "id": "id0",
         "value": "#555655",
+        "readonly": false,
         "haspreviewconfig": false
     }
 }}
+{{!
+    Setting configcolourpicker.
+}}
 <div class="form-colourpicker defaultsnext">
     <div class="admin_colourpicker clearfix">
         {{#icon}}
             {{>core/pix_icon}}
         {{/icon}}
     </div>
-    <input type="text" name="{{name}}" id="{{id}}" value="{{value}}" size="12" class="text-ltr">
+    <input type="text" name="{{name}}" id="{{id}}" value="{{value}}" size="12" class="form-control text-ltr" {{#readonly}}disabled{{/readonly}}>
     {{#haspreviewconfig}}
         <input type="button" id="{{id}}_preview" value={{#quote}}{{#str}}preview{{/str}}{{/quote}} class="admin_colourpicker_preview">
     {{/haspreviewconfig}}

admin/templates/setting_configdirectory.mustache

@@ -33,7 +33,7 @@
         "name": "test",
         "value": "/my-super-secret-path/",
         "id": "test0",
-        "readonly": true,
+        "readonly": false,
         "showvalidity": true,
         "valid": false
     }

admin/templates/setting_configduration.mustache

@@ -23,6 +23,7 @@
     * name - form element name
     * options - list of options for units containing name, value, selected
     * value - yes
+    * readonly - bool
     * id - element id
 
     Example context (json):
@@ -30,16 +31,22 @@
         "name": "test",
         "value": "5",
         "id": "test0",
+        "readonly": false,
         "options": [ { "name": "Minutes", "value": "mins", "selected": true } ]
     }
 }}
+{{!
+    Setting configduration.
+}}
 <div class="form-duration defaultsnext">
-    <input type="text" size="5" id="{{id}}v" name="{{name}}[v]" value="{{value}}" class="text-ltr">
-    <label class="accesshide" for="{{id}}u">{{#str}}durationunits, admin{{/str}}</label>
-    <select id="{{id}}u" name="{{name}}[u]">
-        {{#options}}
-            <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
-        {{/options}}
-    </select>
+    <div class="form-inline">
+        <input type="text" size="5" id="{{id}}v" name="{{name}}[v]" value="{{value}}" class="form-control text-ltr" {{#readonly}}disabled{{/readonly}}>
+        <label class="sr-only" for="{{id}}u">{{#str}}durationunits, admin{{/str}}</label>
+        <select id="{{id}}u" name="{{name}}[u]" class="form-control custom-select" {{#readonly}}disabled{{/readonly}}>
+            {{#options}}
+                <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
+            {{/options}}
+        </select>
+    </div>
 </div>
 

admin/templates/setting_configexecutable.mustache

@@ -33,7 +33,7 @@
         "name": "test",
         "value": "/usr/bin/cowsay",
         "id": "test0",
-        "readonly": true,
+        "readonly": false,
         "showvalidity": true,
         "valid": false
     }

admin/templates/setting_configfile.mustache

@@ -26,6 +26,7 @@
     * readonly - Make the field readonly
     * value - value
     * showvalidity - Show a green check if the path is readable
+    * readonly - bool
     * valid - True if the path is readable
 
     Example context (json):
@@ -33,20 +34,26 @@
         "name": "test",
         "value": "/my-super-secret-path/file",
         "id": "test0",
-        "readonly": true,
+        "readonly": false,
         "showvalidity": true,
+        "readonly": false,
         "valid": false
     }
 }}
+{{!
+    Setting configfile.
+}}
 <div class="form-file defaultsnext">
-    <input type="text" name="{{name}}" id="{{id}}" size="{{size}}" value="{{value}}" class="text-ltr" {{#readonly}}readonly{{/readonly}}>
-    {{#showvalidity}}
-        {{#valid}}
-            <span class="pathok">&#x2714;</span>
-        {{/valid}}
-        {{^valid}}
-            <span class="patherror">&#x2718;</span>
-        {{/valid}}
-    {{/showvalidity}}
+    <div class="form-inline">
+        <input type="text" name="{{name}}" id="{{id}}" size="{{size}}" value="{{value}}" class="form-control text-ltr" {{#readonly}}readonly{{/readonly}}>
+        {{#showvalidity}}
+            {{#valid}}
+                <span class="text-success">&#x2714;</span>
+            {{/valid}}
+            {{^valid}}
+                <span class="text-danger">&#x2718;</span>
+            {{/valid}}
+        {{/showvalidity}}
+    </div>
 </div>
 

admin/templates/setting_configfilesize.mustache

@@ -0,0 +1,52 @@
+{{!
+    This file is part of Moodle - http://moodle.org/
+
+    Moodle is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    Moodle is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
+}}
+{{!
+    @template core_admin/setting_configfilesize
+
+    Admin file size setting template.
+
+    Context variables required for this template:
+    * name - form element name
+    * options - list of options for units containing name, value, selected
+    * value - yes
+    * id - element id
+    * readonly - bool
+
+    Example context (json):
+    {
+        "name": "test",
+        "value": "5",
+        "id": "test0",
+        "readonly": false,
+        "options": [ { "name": "KB", "value": "1024", "selected": true } ]
+    }
+}}
+{{!
+    Setting configfilesize.
+}}
+<div class="form-filesize defaultsnext">
+    <div class="form-inline">
+        <input type="text" size="5" id="{{id}}v" name="{{name}}[v]" value="{{value}}" class="form-control text-ltr" {{#readonly}}disabled{{/readonly}}>
+        <label class="sr-only" for="{{id}}u">{{#str}}filesizeunits, admin{{/str}}</label>
+        <select id="{{id}}u" name="{{name}}[u]" class="form-control custom-select" {{#readonly}}disabled{{/readonly}}>
+            {{#options}}
+                <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
+            {{/options}}
+        </select>
+    </div>
+</div>
+

admin/templates/setting_configmultiselect.mustache

@@ -24,19 +24,24 @@
     * id - element id
     * size - element size
     * options - list of options containing name, value, selected
+    * readonly - bool
 
     Example context (json):
     {
         "name": "test",
         "id": "test0",
+        "readonly": false,
         "size": "3",
         "options": [ { "name": "Option 1", "value": "V", "selected": true },
                      { "name": "Option 2", "value": "V", "selected": true } ]
     }
 }}
+{{!
+    Setting configmultiselect.
+}}
 <div class="form-select">
     <input type="hidden" name="{{name}}[xxxxx]" value="1">
-    <select id="{{id}}" name="{{name}}[]" size="{{size}}" multiple>
+    <select {{#readonly}}disabled{{/readonly}} id="{{id}}" name="{{name}}[]" size="{{size}}" class="form-control" multiple>
         {{#options}}
             <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
         {{/options}}

admin/templates/setting_configmultiselect_optgroup.mustache

@@ -25,11 +25,13 @@
     * size - element size
     * options - list of options not grouped
     * optgroups - list of options grouped containing the group label and for each option: name, value, selected
+    * readonly - bool
 
     Example context (json):
     {
         "name": "test",
         "id": "test0",
+        "readonly": false,
         "size": "3",
         "options": [
             { "name": "Option 1", "value": "V", "selected": false },
@@ -53,13 +55,16 @@
         ]
     }
 }}
+{{!
+    Setting configmultiselect with optgroup support.
+}}
 <div class="form-select">
     <input type="hidden" name="{{name}}[xxxxx]" value="1">
-    <select id="{{id}}" name="{{name}}[]" size="{{size}}" multiple>
-        {{#options}}
-            <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
-        {{/options}}
-        {{#optgroups}}
+    <select {{#readonly}}disabled{{/readonly}} id="{{id}}" name="{{name}}[]" size="{{size}}" class="form-control" multiple>
+    {{#options}}
+        <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
+    {{/options}}
+    {{#optgroups}}
             <optgroup label="{{label}}">
                 {{#options}}
                     <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>

admin/templates/setting_configpasswordunmask.mustache

@@ -24,15 +24,30 @@
     * size - form element size
     * value - form element value
     * id - element id
+    * readonly - has value been defined in config.php
 
     Example context (json):
     {
         "name": "test",
         "id": "test0",
         "size": "8",
-        "value": "secret"
+        "value": "secret",
+        "readonly": false
     }
 }}
+{{#readonly}}
+    <div class="form-password">
+        <input type="text"
+               name = "{{ name }}"
+               id="{{ id }}"
+               value="********"
+               size="{{ size }}"
+               class="form-control"
+               disabled
+        >
+    </div>
+{{/readonly}}
+{{^readonly}}
 <div class="form-password">
     <span data-passwordunmask="wrapper" data-passwordunmaskid="{{ id }}">
         <span data-passwordunmask="editor">
@@ -61,3 +76,4 @@ require(['core_form/passwordunmask'], function(PasswordUnmask) {
     new PasswordUnmask("{{ id }}");
 });
 {{/js}}
+{{/readonly}}

admin/templates/setting_configselect.mustache

@@ -23,19 +23,24 @@
     * name - form element name
     * id - element id
     * options - list of options containing name, value, selected
+    * readonly - bool
 
     Example context (json):
     {
         "name": "test",
         "id": "test0",
+        "readonly": false,
         "options": [
             { "name": "Option 1", "value": "V", "selected": true },
             { "name": "Option 2", "value": "V", "selected": true }
         ]
     }
 }}
+{{!
+    Setting configselect.
+}}
 <div class="form-select defaultsnext">
-    <select id="{{id}}" name="{{name}}">
+    <select {{#readonly}}disabled{{/readonly}} id="{{id}}" name="{{name}}" class="custom-select">
         {{#options}}
             <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
         {{/options}}

admin/templates/setting_configselect_optgroup.mustache

@@ -22,6 +22,7 @@
     Context variables required for this template:
     * name - form element name
     * id - element id
+    * readonly - bool
     * options - list of options (not grouped)
     * optgroups - list of options grouped containing the group label and for each option: name, value, selected
 
@@ -29,6 +30,7 @@
     {
         "name": "test",
         "id": "test0",
+        "readonly": false,
         "options": [
             { "name": "Option 1", "value": "V", "selected": false },
             { "name": "Option 2", "value": "V", "selected": false }
@@ -51,8 +53,11 @@
         ]
     }
 }}
+{{!
+    Setting configselect with optgroup support.
+}}
 <div class="form-select defaultsnext">
-    <select id="{{id}}" name="{{name}}">
+    <select {{#readonly}}disabled{{/readonly}} id="{{id}}" name="{{name}}" class="custom-select">
         {{#options}}
             <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
         {{/options}}
@@ -66,3 +71,4 @@
     </select>
 </div>
 
+

admin/templates/setting_configtext.mustache

@@ -26,6 +26,7 @@
     * size - element size
     * forceltr - always display as ltr
     * attributes - list of additional attributes containing name, value
+    * readonly - bool
 
     Example context (json):
     {
@@ -34,9 +35,13 @@
         "value": "A tall, dark stranger will have more fun than you.",
         "size": "21",
         "forceltr": false,
+        "readonly": false,
         "attributes": [ { "name": "readonly", "value": "readonly" } ]
     }
 }}
+{{!
+    Setting configtext.
+}}
 <div class="form-text defaultsnext">
-    <input type="text" name="{{name}}" value="{{value}}" size="{{size}}" id="{{id}}" class="{{#forceltr}}text-ltr{{/forceltr}}"{{#attributes}} {{name}}="{{value}}"{{/attributes}}>
+    <input type="text" name="{{name}}" value="{{value}}" size="{{size}}" id="{{id}}" class="form-control {{#forceltr}}text-ltr{{/forceltr}}" {{#readonly}}disabled{{/readonly}}>
 </div>

admin/templates/setting_configtextarea.mustache

@@ -33,9 +33,13 @@
         "cols": "30",
         "rows": "3",
         "value": "Excellent day for putting Slinkies on an escalator.",
+        "readonly": false,
         "id": "test0"
     }
 }}
+{{!
+    Setting configtextarea.
+}}
 <div class="form-textarea">
-    <textarea rows="{{rows}}" cols="{{cols}}" id="{{id}}" name="{{name}}" spellcheck="true" class="{{#forceltr}}text-ltr{{/forceltr}}">{{value}}</textarea>
+    <textarea {{#readonly}}disabled{{/readonly}} rows="{{rows}}" cols="{{cols}}" id="{{id}}" name="{{name}}" spellcheck="true" class="form-control {{#forceltr}}text-ltr{{/forceltr}}">{{value}}</textarea>
 </div>

admin/templates/setting_configtime.mustache

@@ -24,11 +24,13 @@
     * id - element id
     * hours - list of valid hour options containing name, value, selected
     * minutes - list of valid minute options containing name, value, selected
+    * readonly - bool
 
     Example context (json):
     {
         "name": "test",
         "id": "test0",
+        "readonly": false,
         "minutes": [
             { "name": "00", "value": "0", "selected": true },
             { "name": "01", "value": "1", "selected": false }
@@ -39,18 +41,23 @@
         ]
     }
 }}
-<div class="form-time defaultsnext text-ltr">
-    <label class="accesshide" for="{{id}}h">{{#str}}hours{{/str}}</label>
-    <select id="{{id}}h" name="{{name}}[h]">
-        {{#hours}}
-            <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
-        {{/hours}}
-    </select>:
-    <label class="accesshide" for="{{id}}m">{{#str}}minutes{{/str}}</label>
-    <select id="{{id}}m" name="{{name}}[m]">
-        {{#minutes}}
-            <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
-        {{/minutes}}
-    </select>
+{{!
+    Setting configtime.
+}}
+<div class="form-time defaultsnext">
+    <div class="form-inline text-ltr">
+        <label class="sr-only" for="{{id}}h">{{#str}}hours{{/str}}</label>
+        <select id="{{id}}h" name="{{name}}[h]" class="custom-select" {{#readonly}}disabled{{/readonly}}>
+            {{#hours}}
+                <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
+            {{/hours}}
+        </select>:
+        <label class="sr-only" for="{{id}}m">{{#str}}minutes{{/str}}</label>
+        <select id="{{id}}m" name="{{name}}[m]" class="custom-select" {{#readonly}}disabled{{/readonly}}>
+            {{#minutes}}
+                <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
+            {{/minutes}}
+        </select>
+    </div>
 </div>
 

admin/templates/setting_courselist_frontpage.mustache

@@ -37,9 +37,12 @@
         ]
     }
 }}
+{{!
+    Setting courselist_frontpage.
+}}
 <div class="form-group">
     {{#selects}}
-        <select id="{{id}}{{key}}" name="{{name}}[]" class="form-select">
+        <select id="{{id}}{{key}}" name="{{name}}[]" class="custom-select">
             {{#options}}
                 <option value="{{value}}" {{#selected}}selected{{/selected}}>{{name}}</option>
             {{/options}}

admin/templates/setting_description.mustache

@@ -34,12 +34,13 @@
 {{!
     Setting description.
 }}
-<div class="form-item form-horizontal clearfix">
-    <div class="form-label">
+<div class="form-item row">
+    <div class="form-label col-sm-3 text-sm-right">
         <label>
             {{{title}}}
         </label>
-        <span class="form-shortname ">{{{name}}}</span>
     </div>
-    <div class="controls felement fstatic">{{{description}}}</div>
-</div>
+    <div class="form-setting col-sm-9">
+        <div class="form-description">{{{description}}}</div>
+    </div>
+</div>

admin/templates/setting_devicedetectregex.mustache

@@ -29,7 +29,10 @@
         ]
     }
 }}
-<table class="generaltable">
+{{!
+    Setting devicedetectregex.
+}}
+<table class="table table-striped">
     <thead>
         <tr>
             <th>{{#str}}devicedetectregexexpression, admin{{/str}}</th>
@@ -40,10 +43,10 @@
         {{#expressions}}
             <tr>
                 <td class="c{{index}}">
-                    <input type="text" name="{{name}}[expression{{index}}]" class="form-text text-ltr" value="{{expression}}">
+                    <input type="text" name="{{name}}[expression{{index}}]" class="form-control" value="{{expression}}">
                 </td>
                 <td class="c{{index}}">
-                    <input type="text" name="{{name}}[value{{index}}]" class="form-text text-ltr" value="{{value}}">
+                    <input type="text" name="{{name}}[value{{index}}]" class="form-control" value="{{value}}">
                 </td>
             </tr>
         {{/expressions}}

admin/templates/setting_emoticons.mustache

@@ -32,6 +32,9 @@
         ]
     }
 }}
+{{!
+    Setting emoticons.
+}}
 <div class="form-group">
     <table id="emoticonsetting" class="admintable generaltable">
         <thead>
@@ -48,7 +51,7 @@
                 <tr>
                     {{#fields}}
                         <td class="c{{index}}">
-                            <input type="text" name="{{name}}[{{field}}]" class="form-text text-ltr" value="{{value}}">
+                            <input type="text" name="{{name}}[{{field}}]" class="form-text form-control text-ltr" value="{{value}}">
                         </td>
                     {{/fields}}
                     <td>