gyro/core/model/base/dbconstraint.cls.php

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00001 <?php
00002 Load::components('policyholder');
00003 
00004 /**
00005  * Base class for constraints
00006  * 
00007  * @author Gerd Riesselmann
00008  * @ingroup Model
00009  */
00010 class DBConstraint extends PolicyHolder implements IDBConstraint {
00011         const NONE = 0;
00012         /**
00013          * The table this contraint holds for
00014          *
00015          * @var string
00016          */
00017         protected $tablename;
00018         /**
00019          * Array of field names
00020          *
00021          * @var array
00022          */
00023         protected $arr_fields = array();
00024 
00025         public function __construct($tablename, $fields = null, $policy = self::NONE) {
00026                 parent::__construct($policy);
00027                 $this->tablename = $tablename;
00028                 
00029                 if (!empty($fields)) {
00030                         $this->arr_fields = Arr::force($fields);
00031                 }
00032         }
00033 
00034         /**
00035          * Returns field taking parts in this relation
00036          * 
00037          * @return array Array with column name as value 
00038          */
00039         public function get_fields() {
00040                 return $this->arr_fields;
00041         }
00042         
00043         /**
00044          * Check if constraints are fullfiled.  
00045          *
00046          * @param array Cosntraint Column data Associative array of form fieldname => fieldvalue
00047          * @param array Key Column Data Associative array of form fieldname => fieldvalue
00048          * @return Status
00049          */
00050         public function validate($arr_fields, $arr_keys) {
00051                 return new Status();
00052         }
00053 }