/
post_form.php
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/
post_form.php
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<?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/>.
/**
* @package mod-forum
* @copyright Jamie Pratt <me@jamiep.org>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
if (!defined('MOODLE_INTERNAL')) {
die('Direct access to this script is forbidden.'); /// It must be included from a Moodle page
}
require_once($CFG->libdir.'/formslib.php');
class mod_forum_post_form extends moodleform {
/**
* Returns the options array to use in filemanager for forum attachments
*
* @param stdClass $forum
* @return array
*/
public static function attachment_options($forum) {
global $COURSE, $PAGE, $CFG;
$maxbytes = get_user_max_upload_file_size($PAGE->context, $CFG->maxbytes, $COURSE->maxbytes, $forum->maxbytes);
return array(
'subdirs' => 0,
'maxbytes' => $maxbytes,
'maxfiles' => $forum->maxattachments,
'accepted_types' => '*',
'return_types' => FILE_INTERNAL
);
}
/**
* Returns the options array to use in forum text editor
*
* @return array
*/
public static function editor_options() {
global $COURSE, $PAGE, $CFG;
// TODO: add max files and max size support
$maxbytes = get_user_max_upload_file_size($PAGE->context, $CFG->maxbytes, $COURSE->maxbytes);
return array(
'maxfiles' => EDITOR_UNLIMITED_FILES,
'maxbytes' => $maxbytes,
'trusttext'=> true,
'return_types'=> FILE_INTERNAL | FILE_EXTERNAL
);
}
function definition() {
global $CFG;
$mform =& $this->_form;
$course = $this->_customdata['course'];
$cm = $this->_customdata['cm'];
$coursecontext = $this->_customdata['coursecontext'];
$modcontext = $this->_customdata['modcontext'];
$forum = $this->_customdata['forum'];
$post = $this->_customdata['post'];
$mform->addElement('header', 'general', '');//fill in the data depending on page params later using set_data
$mform->addElement('text', 'subject', get_string('subject', 'forum'), 'size="48"');
$mform->setType('subject', PARAM_TEXT);
$mform->addRule('subject', get_string('required'), 'required', null, 'client');
$mform->addRule('subject', get_string('maximumchars', '', 255), 'maxlength', 255, 'client');
$mform->addElement('editor', 'message', get_string('message', 'forum'), null, self::editor_options());
$mform->setType('message', PARAM_RAW);
$mform->addRule('message', get_string('required'), 'required', null, 'client');
if (isset($forum->id) && forum_is_forcesubscribed($forum)) {
$mform->addElement('static', 'subscribemessage', get_string('subscription', 'forum'), get_string('everyoneissubscribed', 'forum'));
$mform->addElement('hidden', 'subscribe');
$mform->setType('subscribe', PARAM_INT);
$mform->addHelpButton('subscribemessage', 'subscription', 'forum');
} else if (isset($forum->forcesubscribe)&& $forum->forcesubscribe != FORUM_DISALLOWSUBSCRIBE ||
has_capability('moodle/course:manageactivities', $coursecontext)) {
$options = array();
$options[0] = get_string('subscribestop', 'forum');
$options[1] = get_string('subscribestart', 'forum');
$mform->addElement('select', 'subscribe', get_string('subscription', 'forum'), $options);
$mform->addHelpButton('subscribe', 'subscription', 'forum');
} else if ($forum->forcesubscribe == FORUM_DISALLOWSUBSCRIBE) {
$mform->addElement('static', 'subscribemessage', get_string('subscription', 'forum'), get_string('disallowsubscribe', 'forum'));
$mform->addElement('hidden', 'subscribe');
$mform->setType('subscribe', PARAM_INT);
$mform->addHelpButton('subscribemessage', 'subscription', 'forum');
}
if (!empty($forum->maxattachments) && $forum->maxbytes != 1 && has_capability('mod/forum:createattachment', $modcontext)) { // 1 = No attachments at all
$mform->addElement('filemanager', 'attachments', get_string('attachment', 'forum'), null, self::attachment_options($forum));
$mform->addHelpButton('attachments', 'attachment', 'forum');
}
if (empty($post->id) && has_capability('moodle/course:manageactivities', $coursecontext)) { // hack alert
$mform->addElement('checkbox', 'mailnow', get_string('mailnow', 'forum'));
}
if (!empty($CFG->forum_enabletimedposts) && !$post->parent && has_capability('mod/forum:viewhiddentimedposts', $coursecontext)) { // hack alert
$mform->addElement('header', '', get_string('displayperiod', 'forum'));
$mform->addElement('date_selector', 'timestart', get_string('displaystart', 'forum'), array('optional'=>true));
$mform->addHelpButton('timestart', 'displaystart', 'forum');
$mform->addElement('date_selector', 'timeend', get_string('displayend', 'forum'), array('optional'=>true));
$mform->addHelpButton('timeend', 'displayend', 'forum');
} else {
$mform->addElement('hidden', 'timestart');
$mform->setType('timestart', PARAM_INT);
$mform->addElement('hidden', 'timeend');
$mform->setType('timeend', PARAM_INT);
$mform->setConstants(array('timestart'=> 0, 'timeend'=>0));
}
if (groups_get_activity_groupmode($cm, $course)) { // hack alert
$groupdata = groups_get_activity_allowed_groups($cm);
$groupcount = count($groupdata);
$modulecontext = context_module::instance($cm->id);
$contextcheck = has_capability('mod/forum:movediscussions', $modulecontext) && empty($post->parent) && $groupcount > 1;
if ($contextcheck) {
$groupinfo = array('0' => get_string('allparticipants'));
foreach ($groupdata as $grouptemp) {
$groupinfo[$grouptemp->id] = $grouptemp->name;
}
$mform->addElement('select','groupinfo', get_string('group'), $groupinfo);
$mform->setDefault('groupinfo', $post->groupid);
} else {
if (empty($post->groupid)) {
$groupname = get_string('allparticipants');
} else {
$groupname = format_string($groupdata[$post->groupid]->name);
}
$mform->addElement('static', 'groupinfo', get_string('group'), $groupname);
}
}
//-------------------------------------------------------------------------------
// buttons
if (isset($post->edit)) { // hack alert
$submit_string = get_string('savechanges');
} else {
$submit_string = get_string('posttoforum', 'forum');
}
$this->add_action_buttons(false, $submit_string);
$mform->addElement('hidden', 'course');
$mform->setType('course', PARAM_INT);
$mform->addElement('hidden', 'forum');
$mform->setType('forum', PARAM_INT);
$mform->addElement('hidden', 'discussion');
$mform->setType('discussion', PARAM_INT);
$mform->addElement('hidden', 'parent');
$mform->setType('parent', PARAM_INT);
$mform->addElement('hidden', 'userid');
$mform->setType('userid', PARAM_INT);
$mform->addElement('hidden', 'groupid');
$mform->setType('groupid', PARAM_INT);
$mform->addElement('hidden', 'edit');
$mform->setType('edit', PARAM_INT);
$mform->addElement('hidden', 'reply');
$mform->setType('reply', PARAM_INT);
}
function validation($data, $files) {
$errors = parent::validation($data, $files);
if (($data['timeend']!=0) && ($data['timestart']!=0) && $data['timeend'] <= $data['timestart']) {
$errors['timeend'] = get_string('timestartenderror', 'forum');
}
if (empty($data['message']['text'])) {
$errors['message'] = get_string('erroremptymessage', 'forum');
}
if (empty($data['subject'])) {
$errors['subject'] = get_string('erroremptysubject', 'forum');
}
return $errors;
}
}