- 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/helpers/fhc_helper.php

@@ -62,3 +62,17 @@ function generateToken($length = 64)
         $token .= $characters[mt_rand(0, $charactersLength)];
     return $token;
 }
+
+/**
+ * var_dump_to_error_log()
+ * Gets the output of the var_dump function and print it out
+ * via the error log. It also removes the end line characters
+ */
+function var_dump_to_error_log($parameter)
+{
+	ob_start();
+	var_dump($parameter);
+	$ob_get_contents = ob_get_contents();
+	ob_end_clean();
+	error_log(str_replace("\n", '', $ob_get_contents));
+}

application/libraries/ReihungstestLib.php

@@ -23,7 +23,14 @@ class ReihungstestLib
 	 */
 	public function insertPersonReihungstest($ddReihungstest)
 	{
-		return $this->ci->RtPersonModel->insert($ddReihungstest);
+		if (isset($ddReihungstest['rt_id']) && $this->checkAvailability($ddReihungstest['rt_id']))
+		{
+  			return $this->ci->RtPersonModel->insert($ddReihungstest);
+		}
+		else
+		{
+			return error('This test is not more available');
+		}
 	}
 	
 	/**
@@ -62,4 +69,19 @@ class ReihungstestLib
 		
 		return $this->ci->ReihungstestModel->loadWhere($parametersArray);
 	}
+	
+	/**
+	 * It checks if the test is available
+	 */
+	public function checkAvailability($reihungstest_id)
+	{
+		$result = $this->ci->ReihungstestModel->checkAvailability($reihungstest_id);
+		
+		if (hasData($result))
+		{
+			return true;
+		}
+		
+		return false;
+	}
 }

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));
+	}
 }