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cgfhtw
2024-06-11 10:22:52 +02:00
parent bef53dadb1
commit b7dff7d2c3
2 changed files with 64 additions and 27 deletions
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application/models/organisation/Studiensemester_model.php
+27
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@@ -214,4 +214,31 @@ class Studiensemester_model extends DB_Model
return $this->execQuery($query);
}
/**
* Liefert ausgehend von heutigen Datum $plus studiensemester in die Zukunft und $minus Studiensemester in die Vergangenheit
*
* @param integer $plus Optional. Wieviele Studiensemester in die Zukunft sollen ausgegeben werden. Wenn NULL werden alle zukuenftigen geliefert.
* @param integer $minus Optional. Wieviele Studiensemester in die Vergangenheit sollen ausgegeben werden. Wenn NULL werden alle vergangenen geliefert.
*
* @return stdClass
*/
public function addPlusMinus($plus = null, $minus = null)
{
$this->addSelect($this->pk);
$this->addOrder('ende');
if ($plus)
$this->addLimit($plus);
$this->db->where('start >= NOW()', null, false);
$plus = $this->db->get_compiled_select($this->dbTable);
$this->addSelect($this->pk);
$this->addOrder('start', 'DESC');
if ($minus)
$this->addLimit($minus);
$this->db->where('start <= NOW()', null, false);
$minus = $this->db->get_compiled_select($this->dbTable);
$this->db->where_in($this->pk, '(' . $plus . ') UNION (' . $minus . ')', false);
}
}