MDL-61663 portfolio_picasa: add privacy provider implementation

portfolio/picasa/classes/privacy/provider.php

@@ -0,0 +1,79 @@
+<?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 class for requesting user data.
+ *
+ * @package    portfolio_picasa
+ * @copyright  2018 Jake Dallimore <jrhdallimore@gmail.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+namespace portfolio_picasa\privacy;
+
+defined('MOODLE_INTERNAL') || die();
+
+use core_privacy\local\metadata\collection;
+
+/**
+ * Provider for the portfolio_picasa plugin.
+ *
+ * @copyright  2018 Jake Dallimore <jrhdallimore@gmail.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class provider implements
+        // This portfolio plugin does not store any data itself.
+        // It has no database tables, and it purely acts as a conduit, sending data externally.
+        \core_portfolio\privacy\portfolio_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) {
+        return $collection->add_external_location_link('Picasa photo storage', ['data' => 'privacy:metadata:data'],
+                                                       'privacy:metadata');
+    }
+
+    /**
+     * Export all portfolio data from each portfolio plugin for the specified userid and context.
+     *
+     * @param   int $userid The user to export.
+     * @param   \context $context The context to export.
+     * @param   array $subcontext The subcontext within the context to export this information to.
+     * @param   array $linkarray The weird and wonderful link array used to display information for a specific item
+     */
+    public static function export_portfolio_user_data($userid, \context $context, array $subcontext, array $linkarray) {
+    }
+
+    /**
+     * Delete all user information for the provided context.
+     *
+     * @param  \context $context The context to delete user data for.
+     */
+    public static function delete_portfolio_for_context(\context $context) {
+    }
+
+    /**
+     * Delete all user information for the provided user and context.
+     *
+     * @param  int $userid The user to delete
+     * @param  \context $context The context to refine the deletion.
+     */
+    public static function delete_portfolio_for_user($userid, \context $context) {
+    }
+}

portfolio/picasa/lang/en/portfolio_picasa.php

@@ -28,5 +28,7 @@
 $string['nooauthcredentials_help'] = 'To use the Picasa portfolio plugin you must configure OAuth credentials in the portfolio settings.';
 $string['oauthinfo'] = '<p>To use this plugin, you must register your site with Google, as described in the documentation <a href="{$a->docsurl}">Google OAuth 2.0 setup</a>.</p><p>As part of the registration process, you will need to enter the following URL as \'Authorized Redirect URIs\':</p><p>{$a->callbackurl}</p><p>Once registered, you will be provided with a client ID and secret which can be used to configure all Google Drive and Picasa plugins.</p>';
 $string['pluginname'] = 'Picasa';
+$string['privacy:metadata'] = 'This plugin sends data externally to a linked Picasa account. It does not store data locally.';
+$string['privacy:metadata:data'] = 'Personal data passed through from the portfolio subsystem.';
 $string['sendfailed'] = 'The file {$a} failed to transfer to Picasa';
 $string['secret'] = 'Secret';

portfolio/picasa/tests/privacy_provider_test.php

@@ -0,0 +1,46 @@
+<?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 provider tests.
+ *
+ * @package    portfolio_picasa
+ * @copyright  2018 Jake Dallimore <jrhdallimore@gmail.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+
+/**
+ * Privacy provider tests class.
+ *
+ * @copyright  2018 Jake Dallimore <jrhdallimore@gmail.com>
+ * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+class portfolio_picasa_privacy_provider_test extends \core_privacy\tests\provider_testcase {
+
+    /**
+     *  Verify that a collection of metadata is returned for this component and that it just links to an external location.
+     */
+    public function test_get_metadata() {
+        $collection = new \core_privacy\local\metadata\collection('portfolio_picasa');
+        $collection = \portfolio_picasa\privacy\provider::get_metadata($collection);
+        $this->assertNotEmpty($collection);
+        $items = $collection->get_collection();
+        $this->assertEquals(1, count($items));
+        $this->assertInstanceOf(\core_privacy\local\metadata\types\external_location::class, $items[0]);
+    }
+}