/**
* Form definition
*
* @return void
*/
function definition()
{
global $CFG, $OUTPUT, $USER;
$mform =& $this->_form;
$course = $this->_customdata['course'];
$cm = $this->_customdata['cm'];
$coursecontext = $this->_customdata['coursecontext'];
$modcontext = $this->_customdata['modcontext'];
$anonforum = $this->_customdata['anonforum'];
$post = $this->_customdata['post'];
$edit = $this->_customdata['edit'];
$thresholdwarning = $this->_customdata['thresholdwarning'];
$mform->addElement('header', 'general', '');
//fill in the data depending on page params later using set_data
// If there is a warning message and we are not editing a post we need to handle the warning.
if (!empty($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));
}
}
$mform->addElement('text', 'subject', get_string('subject', 'anonforum'), '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');
$mform->addElement('editor', 'message', get_string('message', 'anonforum'), null, self::editor_options($modcontext, empty($post->id) ? null : $post->id));
$mform->setType('message', PARAM_RAW);
$mform->addRule('message', get_string('required'), 'required', null, 'client');
$mform->addElement('checkbox', 'anonymouspost', get_string('anonymouspost', 'anonforum'));
$mform->addHelpButton('anonymouspost', 'anonymouspost', 'anonforum');
$mform->setDefault('anonymouspost', 1);
if (isset($anonforum->id) && anonforum_is_forcesubscribed($anonforum)) {
$mform->addElement('static', 'subscribemessage', get_string('subscription', 'anonforum'), get_string('everyoneissubscribed', 'anonforum'));
$mform->addElement('hidden', 'subscribe');
$mform->setType('subscribe', PARAM_INT);
$mform->addHelpButton('subscribemessage', 'subscription', 'anonforum');
} else {
if (isset($anonforum->forcesubscribe) && $anonforum->forcesubscribe != ANONFORUM_DISALLOWSUBSCRIBE || has_capability('moodle/course:manageactivities', $coursecontext)) {
$options = array();
$options[0] = get_string('subscribestop', 'anonforum');
$options[1] = get_string('subscribestart', 'anonforum');
$mform->addElement('select', 'subscribe', get_string('subscription', 'anonforum'), $options);
$mform->addHelpButton('subscribe', 'subscription', 'anonforum');
} else {
if ($anonforum->forcesubscribe == ANONFORUM_DISALLOWSUBSCRIBE) {
$mform->addElement('static', 'subscribemessage', get_string('subscription', 'anonforum'), get_string('disallowsubscribe', 'anonforum'));
$mform->addElement('hidden', 'subscribe');
$mform->setType('subscribe', PARAM_INT);
$mform->addHelpButton('subscribemessage', 'subscription', 'anonforum');
}
}
}
if (!empty($anonforum->maxattachments) && $anonforum->maxbytes != 1 && has_capability('mod/anonforum:createattachment', $modcontext)) {
// 1 = No attachments at all
$mform->addElement('filemanager', 'attachments', get_string('attachment', 'anonforum'), null, self::attachment_options($anonforum));
$mform->addHelpButton('attachments', 'attachment', 'anonforum');
}
if (empty($post->id) && has_capability('moodle/course:manageactivities', $coursecontext)) {
// hack alert
$mform->addElement('checkbox', 'mailnow', get_string('mailnow', 'anonforum'));
}
if (!empty($CFG->anonforum_enabletimedposts) && !$post->parent && has_capability('mod/anonforum:viewhiddentimedposts', $coursecontext)) {
// hack alert
$mform->addElement('header', 'displayperiod', get_string('displayperiod', 'anonforum'));
$mform->addElement('date_selector', 'timestart', get_string('displaystart', 'anonforum'), array('optional' => true));
$mform->addHelpButton('timestart', 'displaystart', 'anonforum');
$mform->addElement('date_selector', 'timeend', get_string('displayend', 'anonforum'), array('optional' => true));
$mform->addHelpButton('timeend', 'displayend', 'anonforum');
} 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/anonforum:movediscussions', $modulecontext) && empty($post->parent) && $groupcount;
if ($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);
$mform->setType('groupinfo', PARAM_INT);
} else {
if (empty($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('posttoanonforum', 'anonforum');
}
$this->add_action_buttons(false, $submit_string);
$mform->addElement('hidden', 'course');
$mform->setType('course', PARAM_INT);
$mform->addElement('hidden', 'anonforum');
$mform->setType('anonforum', 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');
$mform->setType('reply', PARAM_INT);
}
if (isguestuser() or !$can_subscribe) {
// there should not be any links leading to this place, just redirect
redirect(new moodle_url('/mod/anonforum/index.php', array('id' => $id)), get_string('subscribeenrolledonly', 'anonforum'));
}
// Can proceed now, the user is not guest and is enrolled
foreach ($modinfo->get_instances_of('anonforum') as $anonforumid => $cm) {
$anonforum = $anonforums[$anonforumid];
$modcontext = context_module::instance($cm->id);
$cansub = false;
if (has_capability('mod/anonforum:viewdiscussion', $modcontext)) {
$cansub = true;
}
if ($cansub && $cm->visible == 0 && !has_capability('mod/anonforum:managesubscriptions', $modcontext)) {
$cansub = false;
}
if (!anonforum_is_forcesubscribed($anonforum)) {
$subscribed = anonforum_is_subscribed($USER->id, $anonforum);
if ((has_capability('moodle/course:manageactivities', $coursecontext, $USER->id) || $anonforum->forcesubscribe != ANONFORUM_DISALLOWSUBSCRIBE) && $subscribe && !$subscribed && $cansub) {
anonforum_subscribe($USER->id, $anonforumid);
} else {
if (!$subscribe && $subscribed) {
anonforum_unsubscribe($USER->id, $anonforumid);
}
}
}
}
$returnto = anonforum_go_back_to("index.php?id={$course->id}");
$shortname = format_string($course->shortname, true, array('context' => context_course::instance($course->id)));
if ($subscribe) {
redirect($returnto, get_string('nowallsubscribed', 'anonforum', $shortname), 1);
} else {
/**
* Generate and return the subscribe or unsubscribe link for a anonforum.
*
* @param object $anonforum the anonforum. Fields used are $anonforum->id and $anonforum->forcesubscribe.
* @param object $context the context object for this anonforum.
* @param array $messages text used for the link in its various states
* (subscribed, unsubscribed, forcesubscribed or cantsubscribe).
* Any strings not passed in are taken from the $defaultmessages array
* at the top of the function.
* @param bool $cantaccessagroup
* @param bool $fakelink
* @param bool $backtoindex
* @param array $subscribed_anonforums
* @return string
*/
function anonforum_get_subscribe_link($anonforum, $context, $messages = array(), $cantaccessagroup = false, $fakelink = true, $backtoindex = false, $subscribed_anonforums = null)
{
global $CFG, $USER, $PAGE, $OUTPUT;
$defaultmessages = array('subscribed' => get_string('unsubscribe', 'anonforum'), 'unsubscribed' => get_string('subscribe', 'anonforum'), 'cantaccessgroup' => get_string('no'), 'forcesubscribed' => get_string('everyoneissubscribed', 'anonforum'), 'cantsubscribe' => get_string('disallowsubscribe', 'anonforum'));
$messages = $messages + $defaultmessages;
if (anonforum_is_forcesubscribed($anonforum)) {
return $messages['forcesubscribed'];
} else {
if ($anonforum->forcesubscribe == ANONFORUM_DISALLOWSUBSCRIBE && !has_capability('mod/anonforum:managesubscriptions', $context)) {
return $messages['cantsubscribe'];
} else {
if ($cantaccessagroup) {
return $messages['cantaccessgroup'];
} else {
if (!is_enrolled($context, $USER, '', true)) {
return '';
}
if (is_null($subscribed_anonforums)) {
$subscribed = anonforum_is_subscribed($USER->id, $anonforum);
} else {
$subscribed = !empty($subscribed_anonforums[$anonforum->id]);
}
if ($subscribed) {
$linktext = $messages['subscribed'];
$linktitle = get_string('subscribestop', 'anonforum');
} else {
$linktext = $messages['unsubscribed'];
$linktitle = get_string('subscribestart', 'anonforum');
}
$options = array();
if ($backtoindex) {
$backtoindexlink = '&backtoindex=1';
$options['backtoindex'] = 1;
} else {
$backtoindexlink = '';
}
$link = '';
if ($fakelink) {
$PAGE->requires->js('/mod/anonforum/anonforum.js');
$PAGE->requires->js_function_call('anonforum_produce_subscribe_link', array($anonforum->id, $backtoindexlink, $linktext, $linktitle));
$link = "<noscript>";
}
$options['id'] = $anonforum->id;
$options['sesskey'] = sesskey();
$url = new moodle_url('/mod/anonforum/subscribe.php', $options);
$link .= $OUTPUT->single_button($url, $linktext, 'get', array('title' => $linktitle));
if ($fakelink) {
$link .= '</noscript>';
}
return $link;
}
}
}
}
