MDL-61568 repository_flickr: Implement privacy providers

repository/flickr/classes/privacy/provider.php

@@ -0,0 +1,134 @@
+<?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_flickr.
+ *
+ * @package    repository_flickr
+ * @copyright  2018 Zig Tan <zig@moodle.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace repository_flickr\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;
+use core_privacy\local\request\writer;
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Privacy Subsystem for repository_flickr implementing metadata, plugin, and user_preference 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,
+    \core_privacy\local\request\user_preference_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->add_external_location_link(
+            'flickr.com',
+            [
+                'text' => 'privacy:metadata:repository_flickr:text'
+            ],
+            'privacy:metadata:repository_flickr'
+        );
+
+        // Flickr preferences.
+        $collection->add_user_preference(
+            'repository_flickr_access_token',
+            'privacy:metadata:repository_flickr:preference:repository_flickr_access_token'
+        );
+        $collection->add_user_preference(
+            'repository_flickr_access_token_secret',
+            'privacy:metadata:repository_flickr:preference:repository_flickr_access_token_secret'
+        );
+
+        return $collection;
+    }
+
+    /**
+     * Get the list of contexts that contain user information for the specified user.
+     *
+     * @param   int $userid The user to search.
+     * @return  contextlist   $contextlist  The contextlist containing the list of contexts used in this plugin.
+     */
+    public static function get_contexts_for_userid($userid) {
+        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) {
+    }
+
+    /**
+     * Export all user preferences for the plugin.
+     *
+     * @param   int $userid The userid of the user whose data is to be exported.
+     */
+    public static function export_user_preferences($userid) {
+        $accesstoken = get_user_preferences('repository_flickr_access_token', null, $userid);
+        if ($accesstoken !== null) {
+            writer::export_user_preference(
+                'repository_flickr',
+                'repository_flickr_access_token',
+                $accesstoken,
+                get_string('privacy:metadata:repository_flickr:preference:repository_flickr_access_token', 'repository_flickr')
+            );
+        }
+        $accesstokensecret = get_user_preferences('repository_flickr_access_token_secret', null, $userid);
+        if ($accesstokensecret !== null) {
+            writer::export_user_preference(
+                'repository_flickr',
+                'repository_flickr_access_token_secret',
+                $accesstokensecret,
+                get_string('privacy:metadata:repository_flickr:preference:repository_flickr_access_token_secret', 'repository_flickr')
+            );
+        }
+    }
+}

repository/flickr/lang/en/repository_flickr.php

@@ -43,3 +43,7 @@
 $string['pluginname'] = 'Flickr';
 $string['secret'] = 'Secret';
 $string['username'] = 'Flickr account email';
+$string['privacy:metadata:repository_flickr'] = 'The Flickr repository plugin does store user preferences, and transmits user data from Moodle to the remote system.';
+$string['privacy:metadata:repository_flickr:text'] = 'The Flickr repository user search text query.';
+$string['privacy:metadata:repository_flickr:preference:repository_flickr_access_token'] = 'The Flickr repository user preference OAuth token.';
+$string['privacy:metadata:repository_flickr:preference:repository_flickr_access_token_secret'] = 'The Flickr repository user preference OAuth secret.';