1: <?php
 2: /**
 3:  * PHP version 5
 4:  * @package    generalDriver
 5:  * @author     Christian Schiffler <c.schiffler@cyberspectrum.de>
 6:  * @author     Stefan Heimes <stefan_heimes@hotmail.com>
 7:  * @author     Tristan Lins <tristan.lins@bit3.de>
 8:  * @copyright  The MetaModels team.
 9:  * @license    LGPL.
10:  * @filesource
11:  */
12: 
13: namespace DcGeneral\Contao\Callback;
14: 
15: use DcGeneral\Contao\View\Contao2BackendView\Event\GetOperationButtonEvent;
16: 
17: /**
18:  * Class ModelOperationButtonCallbackListener.
19:  *
20:  * Handle the button_callbacks.
21:  *
22:  * @package DcGeneral\Contao\Callback
23:  */
24: class ModelOperationButtonCallbackListener extends AbstractReturningCallbackListener
25: {
26:     /**
27:      * Retrieve the arguments for the callback.
28:      *
29:      * @param GetOperationButtonEvent $event The event being emitted.
30:      *
31:      * @return array
32:      */
33:     public function getArgs($event)
34:     {
35:         $attributes = $event->getAttributes();
36: 
37:         return array(
38:             $event->getModel(),
39:             $event->getHref(),
40:             $event->getLabel(),
41:             $event->getTitle(),
42:             isset($attributes['icon']) ? $attributes['icon'] : null,
43:             $event->getAttributes(),
44:             $event->getEnvironment()->getDataDefinition()->getName(),
45:             $event->getEnvironment()->getRootIds(),
46:             $event->getChildRecordIds(),
47:             $event->getCircularReference(),
48:             $event->getPrevious()->getId(),
49:             $event->getNext()->getId()
50:         );
51:     }
52: 
53:     /**
54:      * Set the value in the event.
55:      *
56:      * @param GetOperationButtonEvent $event The event being emitted.
57:      *
58:      * @param string                  $value The value returned by the callback.
59:      *
60:      * @return void
61:      */
62:     public function update($event, $value)
63:     {
64:         if (is_null($value))
65:         {
66:             return;
67:         }
68: 
69:         $event->setHtml($value);
70:         $event->stopPropagation();
71:     }
72: }
73: