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<?php
/**
* StudyAreasWizardStep.php
* Course wizard step for assigning study areas.
*
* This program 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 2 of
* the License, or (at your option) any later version.
*
* @author Thomas Hackl <thomas.hackl@uni-passau.de>
* @author Peter Thienel <thienel@data-quest.de>
* @copyright 2015 Stud.IP Core-Group
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
*/
class StudyAreasLVGroupsCombinedWizardStep extends StudyAreasWizardStep
{
/**
* Validates if given values are sufficient for completing the current
* course wizard step and switch to another one. If not, all errors are
* collected and shown via PageLayout::postMessage.
*
* @param mixed $values Array of stored values
* @return bool Everything ok?
*/
public function validate($values)
{
$ok = true;
$errors = [];
$coursetype = 1;
foreach ($values[get_class($this)] as $class) {
if (!empty($class['coursetype'])) {
$coursetype = $class['coursetype'];
break;
}
}
$category = SeminarCategories::GetByTypeId($coursetype);
if ($category->module) {
if (isset($values['LVGroupsWizardStep'])
&& !count($values['LVGroupsWizardStep']['lvgruppe_selection']['areas'])
&& !count($values[get_class($this)]['studyareas'])
&& $values[get_class($this)]['step'] > $values['LVGroupsWizardStep']['step']) {
$ok = false;
$errors[] = _('Die Veranstaltung muss mindestens einem Studienbereich oder einer LV-Gruppe zugeordnet sein.');
}
} else {
if (!$values[get_class($this)]['studyareas']) {
$ok = false;
$errors[] = _('Die Veranstaltung muss mindestens einem Studienbereich zugeordnet sein.');
}
}
if ($errors) {
PageLayout::postMessage(MessageBox::error(
_('Bitte beheben Sie erst folgende Fehler, bevor Sie fortfahren:'), $errors));
}
return $ok;
}
/**
* Stores the given values to the given course.
*
* @param Course $course the course to store values for
* @param Array $values values to set
* @return Course The course object with updated values.
*/
public function storeValues($course, $values)
{
// get courstype configuration to check
// whether assignment of lv-gruppen is possible
$coursetype = 1;
foreach ($values as $class) {
if (!empty($class['coursetype'])) {
$coursetype = $class['coursetype'];
break;
}
}
$category = SeminarCategories::GetByTypeId($coursetype);
$areas_required = true;
if ($category->module
&& $values['LVGroupsWizardStep']['lvgruppe_selection']['areas'])
{
$areas_required = false;
}
if ($areas_required
|| ($values[get_class($this)]['studyareas'] && is_array($values[__CLASS__]['studyareas'])))
{
$course->study_areas = SimpleORMapCollection::createFromArray(
StudipStudyArea::findMany($values[get_class($this)]['studyareas'])
);
if ($course->store()) {
return $course;
} else {
return false;
}
}
return $course;
}
}
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