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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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* The mod_bigbluebuttonbn locallib/bigbluebutton. |
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* |
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* @package mod_bigbluebuttonbn |
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* @copyright 2010-2017 Blindside Networks Inc |
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v2 or later |
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* @author Jesus Federico (jesus [at] blindsidenetworks [dt] com) |
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*/ |
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namespace mod_bigbluebuttonbn\locallib; |
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defined('MOODLE_INTERNAL') || die(); |
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require_once($CFG->dirroot . '/mod/bigbluebuttonbn/locallib.php'); |
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/** |
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* Wrapper for executing http requests on a BigBlueButton server. |
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* |
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* @copyright 2010-2017 Blindside Networks Inc |
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v2 or later |
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*/ |
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class bigbluebutton { |
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/** |
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* Returns the right URL for the action specified. |
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* |
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* @param string $action |
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* @param array $data |
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* @param array $metadata |
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* @return string |
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*/ |
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public static function action_url($action = '', $data = array(), $metadata = array()) { |
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$baseurl = self::sanitized_url() . $action . '?'; |
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$params = ''; |
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foreach ($data as $key => $value) { |
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$params .= '&' . $key . '=' . urlencode($value); |
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} |
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foreach ($metadata as $key => $value) { |
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$params .= '&' . 'meta_' . $key.'=' . urlencode($value); |
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} |
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return $baseurl . $params . '&checksum=' . sha1($action . $params . self::sanitized_secret()); |
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} |
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/** |
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* Makes sure the url used doesn't is in the format required. |
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* |
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* @return string |
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*/ |
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public static function sanitized_url() { |
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$serverurl = trim(\mod_bigbluebuttonbn\locallib\config::get('server_url')); |
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if (substr($serverurl, -1) == '/') { |
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$serverurl = rtrim($serverurl, '/'); |
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} |
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if (substr($serverurl, -4) == '/api') { |
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$serverurl = rtrim($serverurl, '/api'); |
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} |
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return $serverurl . '/api/'; |
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} |
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/** |
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* Makes sure the shared_secret used doesn't have trailing white characters. |
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* |
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* @return string |
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*/ |
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public static function sanitized_secret() { |
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return trim(\mod_bigbluebuttonbn\locallib\config::get('shared_secret')); |
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} |
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/** |
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* Returns the BigBlueButton server root URL. |
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* |
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* @return string |
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*/ |
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public static function root() { |
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$pserverurl = parse_url(trim(\mod_bigbluebuttonbn\locallib\config::get('server_url'))); |
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$pserverurlport = ""; |
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if (isset($pserverurl['port'])) { |
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$pserverurlport = ":" . $pserverurl['port']; |
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} |
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return $pserverurl['scheme'] . "://" . $pserverurl['host'] . $pserverurlport . "/"; |
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} |
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} |
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blindsidenetworks /
moodle-mod_bigbluebuttonbn
