comment/comment_post.php

   1 <?php
   2 // This file is part of Moodle - http://moodle.org/
   3 //
   4 // Moodle is free software: you can redistribute it and/or modify
   5 // it under the terms of the GNU General Public License as published by
   6 // the Free Software Foundation, either version 3 of the License, or
   7 // (at your option) any later version.
   8 //
   9 // Moodle is distributed in the hope that it will be useful,
  10 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 // GNU General Public License for more details.
  13 //
  14 // You should have received a copy of the GNU General Public License
  15 // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16
  17 /*
  18  * Handling new comments from non-js comments interface
  19  *
  20  * @package   core
  21  * @copyright 2010 Dongsheng Cai {@link http://dongsheng.org}
  22  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24 require_once('../config.php');
  25 require_once($CFG->dirroot . '/comment/lib.php');
  26
  27 if (empty($CFG->usecomments)) {
  28     throw new comment_exception('commentsnotenabled', 'moodle');
  29 }
  30
  31 $contextid = optional_param('contextid', SYSCONTEXTID, PARAM_INT);
  32 list($context, $course, $cm) = get_context_info_array($contextid);
  33
  34 require_login($course, true, $cm);
  35 require_sesskey();
  36
  37 if (!$course) {
  38     // Require_login() does not set context if called without a $course, do it manually.
  39     $PAGE->set_context($context);
  40 }
  41
  42 $action    = optional_param('action',    '',  PARAM_ALPHA);
  43 $area      = optional_param('area',      '',  PARAM_AREA);
  44 $content   = optional_param('content',   '',  PARAM_RAW);
  45 $itemid    = optional_param('itemid',    '',  PARAM_INT);
  46 $returnurl = optional_param('returnurl', '/', PARAM_LOCALURL);
  47 $component = optional_param('component', '',  PARAM_COMPONENT);
  48
  49 // Currently this script can only add comments
  50 if ($action !== 'add') {
  51     redirect($returnurl);
  52 }
  53
  54 $cmt = new stdClass;
  55 $cmt->contextid = $contextid;
  56 if ($course) {
  57     $cmt->courseid = $course->id;
  58 }
  59 $cmt->cm        = $cm;
  60 $cmt->area      = $area;
  61 $cmt->itemid    = $itemid;
  62 $cmt->component = $component;
  63 $comment = new comment($cmt);
  64
  65 if ($comment->can_post()) {
  66     $cmt = $comment->add($content);
  67     if (!empty($cmt) && is_object($cmt)) {
  68         redirect($returnurl);
  69     }
  70 }