- Added utility function var_dump_to_error_log to the fhc_helper

- Added method checkAvailability to model Reihungstest_model
- Added method checkAvailability to library ReihungstestLib
- Added a validation for the test in the method insertPersonReihungstest
of the library ReihungstestLib

application/models/crm/Reihungstest_model.php

@@ -11,4 +11,31 @@ class Reihungstest_model extends DB_Model
 		$this->dbTable = 'public.tbl_reihungstest';
 		$this->pk = 'reihungstest_id';
 	}	
+	
+	/**
+	 * Gets a test from a test id only if it is available
+	 */
+	public function checkAvailability($reihungstest_id)
+	{
+		$query = 'SELECT public.tbl_reihungstest.*
+					FROM public.tbl_reihungstest LEFT JOIN public.tbl_rt_studienplan USING(reihungstest_id)
+				   WHERE tbl_reihungstest.oeffentlich = TRUE
+					 AND tbl_reihungstest.datum > NOW()
+					 AND tbl_reihungstest.anmeldefrist >= NOW()
+					 AND COALESCE (
+							tbl_reihungstest.max_teilnehmer,
+							(
+								SELECT SUM(arbeitsplaetze)
+								  FROM public.tbl_ort JOIN public.tbl_rt_ort USING(ort_kurzbz)
+								 WHERE rt_id = tbl_reihungstest.reihungstest_id
+							)
+							) - (
+								SELECT COUNT(*)
+								  FROM public.tbl_rt_person
+								 WHERE rt_id = tbl_reihungstest.reihungstest_id
+							) > 0
+					  AND reihungstest_id = ?';
+		
+		return $this->execQuery($query, array($reihungstest_id));
+	}
 }