moodle/comment/comment_ajax.php
2010-04-14 05:01:43 +00:00

83 lines
2.7 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/>.
/*
* Handling all ajax request for comments API
*/
define('AJAX_SCRIPT', true);
require_once('../config.php');
require_once($CFG->dirroot . '/comment/lib.php');
$contextid = optional_param('contextid', SYSCONTEXTID, PARAM_INT);
list($context, $course, $cm) = get_context_info_array($contextid);
$PAGE->set_context($context);
$PAGE->set_url('/comment/comment_ajax.php');
require_login($course, true, $cm);
require_sesskey();
$action = optional_param('action', '', PARAM_ALPHA);
$area = optional_param('area', '', PARAM_ALPHAEXT);
$client_id = optional_param('client_id', '', PARAM_RAW);
$commentid = optional_param('commentid', -1, PARAM_INT);
$content = optional_param('content', '', PARAM_RAW);
$itemid = optional_param('itemid', '', PARAM_INT);
$page = optional_param('page', 0, PARAM_INT);
// initilising comment object
if (!empty($client_id)) {
$args = new stdclass;
$args->context = $context;
$args->course = $course;
$args->cm = $cm;
$args->area = $area;
$args->itemid = $itemid;
$args->client_id = $client_id;
$manager = new comment($args);
} else {
die;
}
// process ajax request
switch ($action) {
case 'add':
$result = $manager->add($content);
if (!empty($result) && is_object($result)) {
$result->count = $manager->count();
$result->client_id = $client_id;
echo json_encode($result);
}
break;
case 'delete':
$result = $manager->delete($commentid);
if ($result === true) {
echo json_encode(array('client_id'=>$client_id, 'commentid'=>$commentid));
}
break;
case 'get':
default:
$result = array();
$comments = $manager->get_comments($page);
$result['list'] = $comments;
$result['count'] = $manager->count();
$result['pagination'] = $manager->get_pagination($page);
$result['client_id'] = $client_id;
echo json_encode($result);
}