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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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/**
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* Repository instance callback script
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*
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* @since Moodle 2.0
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* @package core
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* @subpackage repository
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* @copyright 2009 Dongsheng Cai <dongsheng@moodle.com>
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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require_once(__DIR__ . '/../config.php');
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require_once(__DIR__ . '/../lib/filelib.php');
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require_once(__DIR__.'/lib.php');
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require_login();
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/// Parameters
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$repo_id = required_param('repo_id', PARAM_INT); // Repository ID
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/// Headers to make it not cacheable
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header('Cache-Control: no-cache, must-revalidate');
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header('Expires: Sat, 26 Jul 1997 05:00:00 GMT');
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/// Wait as long as it takes for this script to finish
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core_php_time_limit::raise();
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/// Get repository instance information
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$sql = 'SELECT i.name, i.typeid, r.type, i.contextid FROM {repository} r, {repository_instances} i '.
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'WHERE i.id=? AND i.typeid=r.id';
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$repository = $DB->get_record_sql($sql, array($repo_id), '*', MUST_EXIST);
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$type = $repository->type;
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if (file_exists($CFG->dirroot.'/repository/'.$type.'/lib.php')) {
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require_once($CFG->dirroot.'/repository/'.$type.'/lib.php');
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$classname = 'repository_' . $type;
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$repo = new $classname($repo_id, $repository->contextid, array('type'=>$type));
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} else {
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throw new \moodle_exception('invalidplugin', 'repository', $type);
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}
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// post callback
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$repo->callback();
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// call opener window to refresh repository
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// the callback url should be something like this:
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// http://xx.moodle.com/repository/repository_callback.php?repo_id=1&sid=xxx
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// sid is the attached auth token from external source
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// If Moodle is working on HTTPS mode, then we are not allowed to access
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// parent window, in this case, we need to alert user to refresh the repository
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// manually.
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$strhttpsbug = json_encode(get_string('cannotaccessparentwin', 'repository'));
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$strrefreshnonjs = get_string('refreshnonjsfilepicker', 'repository');
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$reloadparent = optional_param('reloadparent', false, PARAM_BOOL);
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// If this request is coming from a popup, close window and reload parent window.
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if ($reloadparent == true) {
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$js = <<<EOD
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<html>
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<head>
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<script type="text/javascript">
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window.opener.location.reload();
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window.close();
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</script>
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</head>
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<body></body>
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</html>
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EOD;
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die($js);
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}
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$js =<<<EOD
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<html>
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<head>
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<script type="text/javascript">
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try {
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if (window.opener) {
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window.opener.M.core_filepicker.active_filepicker.list();
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window.close();
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} else {
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throw new Error('Whoops!');
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}
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} catch (e) {
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alert({$strhttpsbug});
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}
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</script>
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</head>
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<body>
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<noscript>
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{$strrefreshnonjs}
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</noscript>
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</body>
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</html>
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EOD;
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die($js);
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