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<?php
namespace Courseware;
use User;
/**
* Courseware's task feedback.
*
* @author Ron Lucke <lucke@elan-ev.de>
* @license GPL2 or any later version
*
* @since Stud.IP 5.1
*
* @property int $id database column
* @property int $task_id database column
* @property string $lecturer_id database column
* @property string $content database column
* @property int $mkdate database column
* @property int $chdate database column
* @property \User $lecturer belongs_to User
* @property \Courseware\Task $task belongs_to Courseware\Task
*/
class TaskFeedback extends \SimpleORMap
{
protected static function configure($config = [])
{
$config['db_table'] = 'cw_task_feedbacks';
$config['belongs_to']['lecturer'] = [
'class_name' => User::class,
'foreign_key' => 'lecturer_id',
];
$config['belongs_to']['task'] = [
'class_name' => Task::class,
'foreign_key' => 'task_id',
];
parent::configure($config);
}
public function getStructuralElement(): ?StructuralElement
{
$sql = 'SELECT se.*
FROM cw_task_feedbacks tf
JOIN cw_tasks t ON t.id = tf.task_id
JOIN cw_structural_elements se ON se.id = t.structural_element_id
WHERE tf.id = ?';
$structuralElement = \DBManager::get()->fetchOne($sql, [$this->getId()]);
if (!count($structuralElement)) {
return null;
}
return StructuralElement::build($structuralElement, false);
}
}
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