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<?php | ||
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// 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/>. | ||
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/** | ||
* File containing the form definition to post in the forum. | ||
* | ||
* @package mod_forum | ||
* @copyright Jamie Pratt <me@jamiep.org> | ||
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
*/ | ||
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defined('MOODLE_INTERNAL') || die(); | ||
require_once($CFG->libdir . '/formslib.php'); | ||
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/** | ||
* Class to post in a forum. | ||
* | ||
* @package mod_forum | ||
* @copyright Jamie Pratt <me@jamiep.org> | ||
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later | ||
*/ | ||
class mod_forum_post_form extends moodleform { | ||
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/** | ||
* 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 | ||
); | ||
} | ||
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/** | ||
* 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 | ||
); | ||
} | ||
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/** | ||
* Form definition | ||
* | ||
* @return void | ||
*/ | ||
function definition() { | ||
global $CFG, $OUTPUT; | ||
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$mform =& $this->_form; | ||
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$course = $this->_customdata['course']; | ||
$cm = $this->_customdata['cm']; | ||
$coursecontext = $this->_customdata['coursecontext']; | ||
$modcontext = $this->_customdata['modcontext']; | ||
$forum = $this->_customdata['forum']; | ||
$post = $this->_customdata['post']; | ||
$edit = $this->_customdata['edit']; | ||
$thresholdwarning = $this->_customdata['thresholdwarning']; | ||
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$mform->addElement('header', 'general', '');//fill in the data depending on page params later using set_data | ||
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// If there is a warning message and we are not editing a post we need to handle the warning. | ||
if (!empty($thresholdwarning) && !$edit) { | ||
// Here we want to display a warning if they can still post but have reached the warning threshold. | ||
if ($thresholdwarning->canpost) { | ||
$message = get_string($thresholdwarning->errorcode, $thresholdwarning->module, $thresholdwarning->additional); | ||
$mform->addElement('html', $OUTPUT->notification($message)); | ||
} | ||
} | ||
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$mform->addElement('text', 'subject', get_string('subject', 'forum'), 'size="48"'); | ||
$mform->setType('subject', PARAM_TEXT); | ||
$mform->addRule('subject', get_string('required'), 'required', null, 'client'); | ||
$mform->addRule('subject', get_string('maximumchars', '', 255), 'maxlength', 255, 'client'); | ||
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$mform->addElement('editor', 'message', get_string('message', 'forum'), null, self::editor_options()); | ||
$mform->setType('message', PARAM_RAW); | ||
$mform->addRule('message', get_string('required'), 'required', null, 'client'); | ||
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if (isset($forum->id) && forum_is_forcesubscribed($forum)) { | ||
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$mform->addElement('static', 'subscribemessage', get_string('subscription', 'forum'), get_string('everyoneissubscribed', 'forum')); | ||
$mform->addElement('hidden', 'subscribe'); | ||
$mform->setType('subscribe', PARAM_INT); | ||
$mform->addHelpButton('subscribemessage', 'subscription', 'forum'); | ||
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} else if (isset($forum->forcesubscribe)&& $forum->forcesubscribe != FORUM_DISALLOWSUBSCRIBE || | ||
has_capability('moodle/course:manageactivities', $coursecontext)) { | ||
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$options = array(); | ||
$options[0] = get_string('subscribestop', 'forum'); | ||
$options[1] = get_string('subscribestart', 'forum'); | ||
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$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); | ||
$mform->addHelpButton('subscribemessage', 'subscription', 'forum'); | ||
} | ||
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if (!empty($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)); | ||
$mform->addHelpButton('attachments', 'attachment', 'forum'); | ||
} | ||
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if (empty($post->id) && has_capability('moodle/course:manageactivities', $coursecontext)) { // hack alert | ||
$mform->addElement('checkbox', 'mailnow', get_string('mailnow', 'forum')); | ||
} | ||
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if (!empty($CFG->forum_enabletimedposts) && !$post->parent && has_capability('mod/forum:viewhiddentimedposts', $coursecontext)) { // hack alert | ||
$mform->addElement('header', 'displayperiod', get_string('displayperiod', 'forum')); | ||
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$mform->addElement('date_selector', 'timestart', get_string('displaystart', 'forum'), array('optional'=>true)); | ||
$mform->addHelpButton('timestart', 'displaystart', 'forum'); | ||
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$mform->addElement('date_selector', 'timeend', get_string('displayend', 'forum'), array('optional'=>true)); | ||
$mform->addHelpButton('timeend', 'displayend', 'forum'); | ||
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} else { | ||
$mform->addElement('hidden', 'timestart'); | ||
$mform->setType('timestart', PARAM_INT); | ||
$mform->addElement('hidden', 'timeend'); | ||
$mform->setType('timeend', PARAM_INT); | ||
$mform->setConstants(array('timestart'=> 0, 'timeend'=>0)); | ||
} | ||
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if (groups_get_activity_groupmode($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, $submit_string); | ||
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$mform->addElement('hidden', 'course'); | ||
$mform->setType('course', PARAM_INT); | ||
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$mform->addElement('hidden', 'forum'); | ||
$mform->setType('forum', PARAM_INT); | ||
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$mform->addElement('hidden', 'discussion'); | ||
$mform->setType('discussion', PARAM_INT); | ||
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$mform->addElement('hidden', 'parent'); | ||
$mform->setType('parent', PARAM_INT); | ||
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$mform->addElement('hidden', 'userid'); | ||
$mform->setType('userid', PARAM_INT); | ||
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$mform->addElement('hidden', 'groupid'); | ||
$mform->setType('groupid', PARAM_INT); | ||
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$mform->addElement('hidden', 'edit'); | ||
$mform->setType('edit', PARAM_INT); | ||
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$mform->addElement('hidden', 'reply'); | ||
$mform->setType('reply', PARAM_INT); | ||
} | ||
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/** | ||
* Form validation | ||
* | ||
* @param array $data data from the form. | ||
* @param array $files files uploaded. | ||
* @return array of errors. | ||
*/ | ||
function validation($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; | ||
} | ||
} | ||
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