Current Path : C:/Users/Mahmood/Desktop/moodle8/comment/ |
Current File : C:/Users/Mahmood/Desktop/moodle8/comment/comment_ajax.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 * * @package core * @copyright 2010 Dongsheng Cai {@link http://dongsheng.org} * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ define('AJAX_SCRIPT', true); define('NO_DEBUG_DISPLAY', true); require_once('../config.php'); require_once($CFG->dirroot . '/comment/lib.php'); $contextid = optional_param('contextid', SYSCONTEXTID, PARAM_INT); $action = optional_param('action', '', PARAM_ALPHA); if (empty($CFG->usecomments)) { throw new comment_exception('commentsnotenabled', 'moodle'); } list($context, $course, $cm) = get_context_info_array($contextid); if ( $contextid == SYSCONTEXTID ) { $course = $SITE; } $PAGE->set_url('/comment/comment_ajax.php'); // Allow anonymous user to view comments providing forcelogin now enabled require_course_login($course, true, $cm); $PAGE->set_context($context); if (!empty($cm)) { $PAGE->set_cm($cm, $course); } else if (!empty($course)) { $PAGE->set_course($course); } if (!confirm_sesskey()) { $error = array('error'=>get_string('invalidsesskey', 'error')); die(json_encode($error)); } $client_id = required_param('client_id', PARAM_ALPHANUM); $area = optional_param('area', '', PARAM_AREA); $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); $component = optional_param('component', '', PARAM_COMPONENT); // initilising comment object $args = new stdClass; $args->context = $context; $args->course = $course; $args->cm = $cm; $args->area = $area; $args->itemid = $itemid; $args->client_id = $client_id; $args->component = $component; $manager = new comment($args); echo $OUTPUT->header(); // send headers // process ajax request switch ($action) { case 'add': if ($manager->can_post()) { $result = $manager->add($content); if (!empty($result) && is_object($result)) { $result->count = $manager->count(); $result->client_id = $client_id; echo json_encode($result); die(); } } break; case 'delete': $comment_record = $DB->get_record('comments', array('id'=>$commentid)); if ($manager->can_delete($commentid) || $comment_record->userid == $USER->id) { if ($manager->delete($commentid)) { $result = array( 'client_id' => $client_id, 'commentid' => $commentid ); echo json_encode($result); die(); } } break; case 'get': default: if ($manager->can_view()) { $comments = $manager->get_comments($page); $result = array( 'list' => $comments, 'count' => $manager->count(), 'pagination' => $manager->get_pagination($page), 'client_id' => $client_id ); echo json_encode($result); die(); } break; } if (!isloggedin()) { // tell user to log in to view comments echo json_encode(array('error'=>'require_login')); } // ignore request die;