public function fetch_topics_action()
{
if (!$GLOBALS['perm']->have_studip_perm("tutor", Request::option("seminar_id"))) {
throw new AccessDeniedException();
}
$this->topics = CourseTopic::findBySeminar_id(Request::option("seminar_id"));
$output = array('html' => $this->render_template_as_string("course/topics/_topiclist.php"));
$this->render_json($output);
}
/**
* Stores this cycle.
* @return int number of changed rows
*/
public function store()
{
$cycle = parent::findByMetadate_id($this->metadate_id);
//create new entry in seminare_cycle_date
if (!$cycle) {
$result = parent::store();
if ($result) {
$new_dates = $this->createTerminSlots();
foreach ($new_dates as $semester_dates) {
foreach ($semester_dates['dates'] as $date) {
$result += $date->store();
}
}
StudipLog::log('SEM_ADD_CYCLE', $this->seminar_id, NULL, $this->toString());
return $result;
}
return 0;
}
//change existing cycledate, changes also corresponding single dates
$old_cycle = SeminarCycleDate::find($this->metadate_id);
if (!parent::store()) {
return false;
}
if (mktime($this->start_time) >= mktime($old_cycle->start_time) && mktime($this->end_time) <= mktime($old_cycle->end_time) && $this->weekday == $old_cycle->weekday && $this->end_offset == $old_cycle->end_offset) {
$update_count = 0;
foreach ($this->getAllDates() as $date) {
$tos = $date->date;
$toe = $date->end_time;
//Update future dates
if ($toe > time()) {
$date->date = mktime(date('G', strtotime($this->start_time)), date('i', strtotime($this->start_time)), 0, date('m', $tos), date('d', $tos), date('Y', $tos));
$date->end_time = mktime(date('G', strtotime($this->end_time)), date('i', strtotime($this->end_time)), 0, date('m', $toe), date('d', $toe), date('Y', $toe));
}
if ($date->isDirty()) {
$date->store();
$update_count++;
}
}
StudipLog::log('SEM_CHANGE_CYCLE', $this->seminar_id, NULL, $old_cycle->toString() . ' -> ' . $this->toString());
return $update_count;
}
//collect topics for existing future dates (CourseDate)
$topics = array();
foreach ($this->getAllDates() as $date) {
if ($date->end_time >= time()) {
$topics_tmp = CourseTopic::findByTermin_id($date->termin_id);
if (!empty($topics_tmp)) {
$topics[] = $topics_tmp;
}
//uncomment below
$date->delete();
}
}
$new_dates = $this->createTerminSlots(time());
$topic_count = 0;
$update_count = 0;
foreach ($new_dates as $semester_dates) {
foreach ($semester_dates['dates'] as $date) {
if ($date instanceof CourseDate) {
if (isset($topics[$topic_count])) {
$date->topics = $topics[$topic_count];
$topic_count++;
}
}
$date->store();
$update_count++;
}
}
StudipLog::log('SEM_CHANGE_CYCLE', $this->seminar_id, NULL, $old_cycle->toString() . ' -> ' . $this->toString());
return $update_count;
}
/**
* Moves a topic from one date to another.
* This action will be called from an ajax request and will return only
* the neccessary output for a single topic element.
*
* @param String $topic_id The id of the topic
* @param String $old_date_id The id of the original date of the topic
* @param String $new_date_id The id of the new date of the topic
* @throws MethodNotAllowedException if request method is not post
* @throws AccessDeniedException if the user is not allowed to execute the
* action (at least tutor of the course)
*/
public function move_topic_action($topic_id, $old_date_id, $new_date_id)
{
if (!Request::isPost()) {
throw new MethodNotAllowedException();
}
if (!$GLOBALS['perm']->have_studip_perm('tutor', $_SESSION['SessionSeminar'])) {
throw new AccessDeniedException();
}
$this->topic = CourseTopic::find($topic_id);
$this->date = new CourseDate($new_date_id);
$this->topic->dates->unsetByPK($old_date_id);
if (!$this->topic->dates->findOneBy('termin_id', $new_date_id)) {
$this->topic->dates[] = CourseDate::find($new_date_id);
}
$this->topic->store();
$this->set_content_type('text/html;charset=windows-1252');
$this->render_template('course/dates/_topic_li.php');
}
/**
* Adds a topic to this date.
*
* @param mixed $topic Topic definition (might be an id, an array or an
* object)
* @return number addition of all return values, false if none was called
*/
public function addTopic($topic)
{
$topic = CourseTopic::toObject($topic);
if (!$this->topics->find($topic->id)) {
$this->topics[] = $topic;
return $this->storeRelations('topics');
}
}
