gyro/core/lib/interfaces/idbconstraint.cls.php

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00001 <?php
00002 /**
00003  * A constraint on a DB table
00004  * 
00005  * @author Gerd Riesselmann
00006  * @ingroup Interfaces
00007  */
00008 interface IDBConstraint {
00009         /**
00010          * Returns field taking parts in this relation
00011          * 
00012          * @return array Array with column name as value 
00013          */
00014         public function get_fields();
00015         
00016         /**
00017          * Check if constraints are fullfiled.  
00018          *
00019          * @param array Cosntraint Column data Associative array of form fieldname => fieldvalue
00020          * @param array Key Column Data Associative array of form fieldname => fieldvalue
00021          * @return Status
00022          */
00023         public function validate($arr_fields, $arr_keys);
00024 }
00025 ?>