gyro/modules/status/behaviour/commands/generics/setstatus.cmd.php

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00001 <?php
00002 /**
00003  * Command to set status. Expects new status as $param
00004  *
00005  * This command sets status on given IStatusHolder instance
00006  * and updates afterwards 
00007  * 
00008  * @author Gerd Riesselmann
00009  * @ingroup Status
00010  */
00011 class SetstatusCommand extends CommandTransactional {
00012         /**
00013          * Does executing
00014          * 
00015          * @return Status
00016          */
00017         public function do_execute() {
00018                 $ret = new Status();
00019                 $inst = $this->get_instance();
00020                 $new_status = $this->get_params();
00021                 if ($inst instanceof IStatusHolder) {
00022                         if ($inst->get_status() != $new_status) {
00023                                 $inst->set_status($new_status);
00024                                 if ($inst instanceof DataObjectBase) {
00025                                         $ret->merge($inst->update());
00026                                 }
00027                         }
00028                 }
00029                 else {
00030                         $ret->merge($this->illegal_data_error());
00031                 }
00032                 return $ret; 
00033         }
00034 }