FHC-Core/application/models/crm/Prestudentstatus_model.php

<?php

class Prestudentstatus_model extends DB_Model
{
	/**
	 * Constructor
	 */
	public function __construct()
	{
		parent::__construct();
		$this->dbTable = 'public.tbl_prestudentstatus';
		$this->pk = array('ausbildungssemester', 'studiensemester_kurzbz', 'status_kurzbz', 'prestudent_id');
		$this->hasSequence = false;
	}
	
	/**
	 * @return void
	 */
	public function getLastStatus($prestudent_id, $studiensemester_kurzbz = '', $status_kurzbz = '')
	{
		// Checks if the operation is permitted by the API caller
		if (($isEntitled = $this->isEntitled('public.tbl_prestudentstatus', PermissionLib::SELECT_RIGHT, FHC_NORIGHT, FHC_MODEL_ERROR)) !== true)
			return $isEntitled;
		if (($isEntitled = $this->isEntitled('lehre.tbl_studienplan', PermissionLib::SELECT_RIGHT, FHC_NORIGHT, FHC_MODEL_ERROR)) !== true)
			return $isEntitled;
		if (($isEntitled = $this->isEntitled('public.tbl_status', PermissionLib::SELECT_RIGHT, FHC_NORIGHT, FHC_MODEL_ERROR)) !== true)
			return $isEntitled;
		
		$query = 'SELECT tbl_prestudentstatus.*,
						 bezeichnung AS studienplan_bezeichnung,
						 tbl_status.bezeichnung_mehrsprachig
					FROM public.tbl_prestudentstatus LEFT JOIN lehre.tbl_studienplan USING (studienplan_id)
						 JOIN public.tbl_status USING (status_kurzbz)
				   WHERE tbl_status.status_kurzbz = tbl_prestudentstatus.status_kurzbz
					 AND prestudent_id = ?';

		$parametersArray = array($prestudent_id);
		
		if ($studiensemester_kurzbz != '')
		{
			array_push($parametersArray, $studiensemester_kurzbz);
			$query .= ' AND studiensemester_kurzbz = ?';
		}
		if ($status_kurzbz != '')
		{
			array_push($parametersArray, $status_kurzbz);
			$query .= ' AND status_kurzbz = ?';
		}
		
		$query .= ' ORDER BY datum DESC, insertamum DESC, ext_id DESC LIMIT 1';
		
		return $this->execQuery($query, $parametersArray);
	}
}