From 687f512d88eefc22257c6594ce4458c19bca3b07 Mon Sep 17 00:00:00 2001
From: Rajesh Taneja <rajesh@moodle.org>
Date: Thu, 29 Sep 2011 15:18:19 +0800
Subject: [PATCH] MDL-27790 Backup: Added warning message to let user know that
 temporary course will be created for restoration process

---
 backup/util/ui/renderer.php                   | 10 ++++++++--
 .../ui/yui/confirmcancel/confirmcancel.js     | 20 +++++++++++++++++++
 lang/en/backup.php                            |  2 ++
 3 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/backup/util/ui/renderer.php b/backup/util/ui/renderer.php
index d62a243b457..4ca5414c2af 100644
--- a/backup/util/ui/renderer.php
+++ b/backup/util/ui/renderer.php
@@ -211,7 +211,7 @@ class core_backup_renderer extends plugin_renderer_base {
      * @return string
      */
     public function course_selector(moodle_url $nextstageurl, $wholecourse = true, restore_category_search $categories = null, restore_course_search $courses=null, $currentcourse = null) {
-        global $CFG;
+        global $CFG, $PAGE;
         require_once($CFG->dirroot.'/course/lib.php');
 
         $nextstageurl->param('sesskey', sesskey());
@@ -232,9 +232,15 @@ class core_backup_renderer extends plugin_renderer_base {
             $html .= $this->output->heading(get_string('restoretonewcourse', 'backup'), 2, array('class'=>'header'));
             $html .= $this->backup_detail_input(get_string('restoretonewcourse', 'backup'), 'radio', 'target', backup::TARGET_NEW_COURSE, array('checked'=>'checked'));
             $html .= $this->backup_detail_pair(get_string('selectacategory', 'backup'), $this->render($categories));
-            $html .= $this->backup_detail_pair('', html_writer::empty_tag('input', array('type'=>'submit', 'value'=>get_string('continue'))));
+            $html .= $this->backup_detail_pair('', html_writer::empty_tag('input', array('type'=>'submit', 'value'=>get_string('continue'), 'class'=>'newcoursecontinue')));
             $html .= html_writer::end_tag('div');
             $html .= html_writer::end_tag('form');
+            $config = new stdClass;
+            $config->title = get_string('confirmnewcoursecontinue', 'backup');
+            $config->question = get_string('confirmnewcoursecontinuequestion', 'backup');
+            $config->yesLabel = get_string('continue');
+            $config->noLabel = get_string('cancel');
+            $PAGE->requires->yui_module('moodle-backup-confirmcancel', 'M.core_backup.watch_newcoursecontinue_buttons', array($config));
         }
 
         if ($wholecourse && !empty($currentcourse)) {
diff --git a/backup/util/ui/yui/confirmcancel/confirmcancel.js b/backup/util/ui/yui/confirmcancel/confirmcancel.js
index 267b853c01c..05395e47aac 100644
--- a/backup/util/ui/yui/confirmcancel/confirmcancel.js
+++ b/backup/util/ui/yui/confirmcancel/confirmcancel.js
@@ -27,4 +27,24 @@ M.core_backup.watch_cancel_buttons = function(config) {
     });
 }
 
+M.core_backup.watch_newcoursecontinue_buttons = function(config) {
+    Y.all('.newcoursecontinue').each(function(){
+        this._confirmationListener = this._confirmationListener || this.on('click', function(e){
+            // Prevent the default event (sumbit) from firing
+            e.preventDefault();
+            // Create the confirm box
+            var confirm = new M.core.confirm(config);
+            // If the user clicks yes
+            confirm.on('complete-yes', function(e){
+                // Detach the listener for the confirm box so it doesn't fire again.
+                this._confirmationListener.detach();
+                // Simulate the original cancel button click
+                this.simulate('click');
+            }, this);
+            // Show the confirm box
+            confirm.show();
+        }, this);
+    });
+}
+
 }, '@VERSION@', {'requires':['base','node','node-event-simulate','moodle-enrol-notification']});
\ No newline at end of file
diff --git a/lang/en/backup.php b/lang/en/backup.php
index 595c8a1248b..25c5718f1e7 100644
--- a/lang/en/backup.php
+++ b/lang/en/backup.php
@@ -92,6 +92,8 @@ $string['confirmcancelquestion'] = 'Are you sure you wish to cancel?
 Any information you have entered will be lost.';
 $string['confirmcancelyes'] = 'Cancel';
 $string['confirmcancelno'] = 'Stay';
+$string['confirmnewcoursecontinue'] = 'New course warning';
+$string['confirmnewcoursecontinuequestion'] = 'A temporary (hidden) course will be created by the course restoration process. To abort restoration click cancel. Do not close the browser while restoring.';
 $string['coursecategory'] = 'Category the course will be restored into';
 $string['courseid'] = 'Original ID';
 $string['coursesettings'] = 'Course settings';