Author: stunami
Date: 2010-04-04 13:16:32 +0200 (Sun, 04 Apr 2010)
New Revision: 28971
Added:
plugins/sfImageTransformPlugin/trunk/lib/transforms/Generic/sfImageCallback.class.php
Log:
Adding callback transform
Added:
plugins/sfImageTransformPlugin/trunk/lib/transforms/Generic/sfImageCallback.class.php
===================================================================
---
plugins/sfImageTransformPlugin/trunk/lib/transforms/Generic/sfImageCallback.class.php
(rev 0)
+++
plugins/sfImageTransformPlugin/trunk/lib/transforms/Generic/sfImageCallback.class.php
2010-04-04 11:16:32 UTC (rev 28971)
@@ -0,0 +1,111 @@
+<?php
+/*
+ * This file is part of the ImageTransform package.
+ * (c) 2009 Stuart Lowes <[email protected]>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+/**
+ * sfImageCallbackGeneric class
+ *
+ * Callback transform
+ *
+ * Allows the calling of external methods or functions as a transform
+ *
+ * @package sfImageTransform
+ * @subpackage transforms
+ * @author Stuart Lowes <[email protected]>
+ * @version SVN: $Id$
+ */
+class sfImageCallbackGeneric extends sfImageTransformAbstract
+{
+
+ /**
+ * Callback function or class/object method.
+ * @access protected
+ * @var object
+ */
+ protected $function = null;
+
+ /**
+ * Any arguments for the callback function.
+ * @access protected
+ * @var object
+ */
+ protected $arguments = null;
+
+ /**
+ * constructor
+ *
+ * @param integer $width of the thumbnail
+ * @param integer $height of the thumbnail
+ * @param boolean could the target image be larger than the source ?
+ * @param boolean should the target image keep the source aspect ratio ?
+ *
+ * @return void
+ */
+ public function __construct($function, $arguments = null)
+ {
+ $this->setFunction($function);
+ $this->setArguments($arguments);
+
+ }
+
+ /**
+ *
+ * @param mixed $function
+ * @return boolean
+ */
+ public function setFunction($function)
+ {
+ if(is_callable($function))
+ {
+ $this->function = $function;
+
+ return true;
+ }
+
+ throw new sfImageTransformException(sprintf('Callback method does not
exist'));
+ }
+
+ /**
+ *
+ * @return mixed
+ */
+ public function getFunction()
+ {
+ return $this->function;
+ }
+
+
+ /**
+ *
+ * @param mixed $arguments
+ */
+ public function setArguments($arguments)
+ {
+ $this->arguments = $arguments;
+ }
+
+ /**
+ *
+ * @return mixed
+ */
+ public function getArguments()
+ {
+ return $this->arguments;
+ }
+
+ /**
+ *
+ * @param sfImage $image
+ * @return sfImage
+ */
+ public function transform(sfImage $image)
+ {
+ call_user_func_array($this->getFunction(), array('image' => $image,
'arguments' => $this->getArguments()));
+
+ return $image;
+ }
+}
\ No newline at end of file
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