From b8fb5e361abe48693ad288943b9d6400a98c2c59 Mon Sep 17 00:00:00 2001
From: Zig Tan <zig@moodle.com>
Date: Tue, 17 Apr 2018 10:22:17 +0800
Subject: [PATCH] MDL-61568 repository_dropbox: Implement privacy providers

---
 .../dropbox/classes/privacy/provider.php      | 94 +++++++++++++++++++
 .../dropbox/lang/en/repository_dropbox.php    |  2 +
 2 files changed, 96 insertions(+)
 create mode 100644 repository/dropbox/classes/privacy/provider.php

diff --git a/repository/dropbox/classes/privacy/provider.php b/repository/dropbox/classes/privacy/provider.php
new file mode 100644
index 00000000000..0162f483297
--- /dev/null
+++ b/repository/dropbox/classes/privacy/provider.php
@@ -0,0 +1,94 @@
+<?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/>.
+
+/**
+ * Privacy Subsystem implementation for repository_dropbox.
+ *
+ * @package    repository_dropbox
+ * @copyright  2018 Zig Tan <zig@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace repository_dropbox\privacy;
+
+use core_privacy\local\metadata\collection;
+use core_privacy\local\request\approved_contextlist;
+use core_privacy\local\request\context;
+use core_privacy\local\request\contextlist;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Privacy Subsystem for repository_dropbox implementing metadata and plugin providers.
+ *
+ * @copyright  2018 Zig Tan <zig@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements \core_privacy\local\metadata\provider, \core_privacy\local\request\plugin\provider {
+
+    /**
+     * Returns meta data about this system.
+     *
+     * @param   collection $collection The initialised collection to add items to.
+     * @return  collection     A listing of user data stored through this system.
+     */
+    public static function get_metadata(collection $collection) : collection {
+        $collection->add_external_location_link(
+            'dropbox.com',
+            [
+                'query' => 'privacy:metadata:repository_dropbox:query'
+            ],
+            'privacy:metadata:repository_dropbox'
+        );
+
+        return $collection;
+    }
+
+    /**
+     * Get the list of contexts that contain user information for the specified user.
+     *
+     * @param   int $userid The user to search.
+     * @return  contextlist   $contextlist  The contextlist containing the list of contexts used in this plugin.
+     */
+    public static function get_contexts_for_userid(int $userid) : contextlist {
+        return new contextlist();
+    }
+
+    /**
+     * Export all user data for the specified user, in the specified contexts.
+     *
+     * @param   approved_contextlist $contextlist The approved contexts to export information for.
+     */
+    public static function export_user_data(approved_contextlist $contextlist) {
+    }
+
+    /**
+     * Delete all data for all users in the specified context.
+     *
+     * @param   context $context The specific context to delete data for.
+     */
+    public static function delete_data_for_all_users_in_context(\context $context) {
+    }
+
+    /**
+     * Delete all user data for the specified user, in the specified contexts.
+     *
+     * @param   approved_contextlist $contextlist The approved contexts and user information to delete information for.
+     */
+    public static function delete_data_for_user(approved_contextlist $contextlist) {
+    }
+
+}
diff --git a/repository/dropbox/lang/en/repository_dropbox.php b/repository/dropbox/lang/en/repository_dropbox.php
index 02c7aeab8f8..19b4476a81c 100644
--- a/repository/dropbox/lang/en/repository_dropbox.php
+++ b/repository/dropbox/lang/en/repository_dropbox.php
@@ -35,3 +35,5 @@ $string['cachelimit_info'] = 'Enter the maximum size of files (in bytes) to be c
 $string['dropbox:view'] = 'View a Dropbox folder';
 $string['logoutdesc'] = '(Logout when you finish using Dropbox)';
 $string['oauth2redirecturi'] = 'OAuth 2 Redirect URI';
+$string['privacy:metadata:repository_dropbox'] = 'The Dropbox repository plugin does not store any personal data, but does transmit user data from Moodle to the remote system.';
+$string['privacy:metadata:repository_dropbox:query'] = 'The Dropbox repository user search text query.';