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<?php
/**
* Evaluation.php
* model class for table Evaluation
*
* 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 Florian Bieringer <florian.bieringer@uni-passau.de>
* @copyright 2014 Stud.IP Core-Group
* @license http://www.gnu.org/licenses/gpl-2.0.html GPL version 2
* @category Stud.IP
* @since 3.0
* @property string eval_id database column
* @property string id alias column for eval_id
* @property string author_id database column
* @property string title database column
* @property string text database column
* @property string startdate database column
* @property string stopdate database column
* @property string timespan database column
* @property string mkdate database column
* @property string chdate database column
* @property string anonymous database column
* @property string visible database column
* @property string shared database column
* @property string enddate computed column
* @property User author belongs_to User
* @property SimpleORMapCollection participants has_and_belongs_to_many User
*/
class StudipEvaluation extends SimpleORMap
{
protected static function configure($config = [])
{
$config['db_table'] = 'eval';
$config['belongs_to']['author'] = [
'class_name' => User::class,
'foreign_key' => 'author_id'
];
$config['has_and_belongs_to_many']['participants'] = [
'class_name' => User::class,
'thru_table' => 'eval_user'
];
$config['additional_fields']['enddate'] = true;
parent::configure($config);
}
/**
* Fetches all evaluations for a specific range_id
*
* @param String $range_id the range id
* @return Array All evaluations for that range
*/
public static function findByRange_id($range_id)
{
return self::findThru($range_id, [
'thru_table' => 'eval_range',
'thru_key' => 'range_id',
'thru_assoc_key' => 'eval_id',
'assoc_foreign_key' => 'eval_id'
]);
}
/**
* Returns the enddate of a evaluation. Returns null if stop is manual
*
* @return stopdate or null
*/
public function getEnddate()
{
if ($this->stopdate) {
return $this->stopdate;
}
if ($this->timespan) {
return $this->startdate + $this->timespan;
}
return null;
}
public function getNumberOfVotes()
{
return DBManager::get()->fetchColumn("SELECT count(DISTINCT user_id) FROM eval_user WHERE eval_id = ?", [$this->id]);
}
}
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