local_webhooks/classes/handler.php
Valentin Popov 2f04aeab6d
Correction of possible problems
Signed-off-by: Valentin Popov <info@valentineus.link>
2018-11-02 02:06:47 +04:00

107 lines
2.9 KiB
PHP

<?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/>.
/**
* The event handler.
*
* @package local_webhooks
* @copyright 2017 "Valentin Popov" <info@valentineus.link>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
namespace local_webhooks;
defined('MOODLE_INTERNAL') || die();
global $CFG;
require_once(__DIR__ . '/../lib.php');
require_once(__DIR__ . '/../locallib.php');
require_once($CFG->libdir . '/filelib.php');
use curl;
use local_webhooks_events;
/**
* Defines how to work with events.
*
* @copyright 2017 "Valentin Popov" <info@valentineus.link>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class handler {
/**
* External handler.
*
* @param object $event
*
* @throws \dml_exception
* @throws \coding_exception
*/
public static function events($event) {
$data = $event->get_data();
if (!empty($callbacks = local_webhooks_get_list_records())) {
foreach ($callbacks as $callback) {
self::handler_callback($data, $callback);
}
}
}
/**
* Processes each callback.
*
* @param array $data
* @param object $callback
*
* @throws \coding_exception
* @throws \dml_exception
*/
private static function handler_callback($data, $callback) {
global $CFG;
if ((bool) $callback->enable && !empty($callback->events[$data['eventname']])) {
$urlparse = parse_url($CFG->wwwroot);
$data['host'] = $urlparse['host'];
$data['token'] = $callback->token;
$data['extra'] = $callback->other;
self::send($data, $callback);
}
}
/**
* Sending data to the node.
*
* @param array $data
* @param object $callback
*
* @return array
* @throws \coding_exception
* @throws \dml_exception
*/
private static function send($data, $callback) {
$curl = new curl();
$curl->setHeader(array('Content-Type: application/' . $callback->type));
$curl->post($callback->url, json_encode($data));
$response = $curl->getResponse();
local_webhooks_events::response_answer($callback->id, $response);
return $response;
}
}