First public release of MyAAC

system/libs/dwoo/Dwoo/Adapters/ZendFramework/PluginProxy.php

@@ -0,0 +1,96 @@
+<?php
+
+/**
+ * PluginProxy class for Zend View
+ *
+ * This software is provided 'as-is', without any express or implied warranty.
+ * In no event will the authors be held liable for any damages arising from the
+ * use of this software.
+ *
+ * @author	   Denis Arh <denis@arh.cc>
+ * @author	   Jordi Boggiano <j.boggiano@seld.be>
+ * @copyright  Copyright (c) 2008, Denis Arh, Jordi Boggiano
+ * @license    http://dwoo.org/LICENSE   Modified BSD License
+ * @link       http://dwoo.org/
+ * @version    1.0.0
+ * @date       2008-10-23
+ * @package    Dwoo
+ */
+class Dwoo_Adapters_ZendFramework_PluginProxy implements Dwoo_IPluginProxy
+{
+	/**
+	 * reference to the zend view owning this proxy
+	 *
+	 * @var Zend_View_Interface
+	 */
+	public $view;
+
+	/**
+	 * Dwoo_Adapters_ZendFramework_PluginProxy's constructor.
+	 *
+	 * @param Zend_View_Interface $view
+	 */
+	public function __construct(Zend_View_Interface $view) {
+		$this->view = $view;
+	}
+
+	/**
+	 * Called from Dwoo_Compiler to check if the requested plugin is available
+	 *
+	 * @param string $name
+	 * @return bool
+	 */
+	public function handles($name) {
+		try {
+			$this->view->getHelper($name);
+		} catch (Zend_Loader_PluginLoader_Exception $e) {
+			return false;
+		}
+
+		return true;
+	}
+
+	/**
+	 * returns the code (as a string) to call the plugin
+	 * (this will be executed at runtime inside the Dwoo class)
+	 *
+	 * @param string $name the plugin name
+	 * @param array $params a parameter array, array key "*" is the rest array
+	 * @return string
+	 */
+	public function getCode($name, $params) {
+		return '$this->getPluginProxy()->view->'. $name .'('.Dwoo_Compiler::implode_r($params).')';
+	}
+
+	/**
+	 * returns a callback to the plugin, this is used with the reflection API to
+	 * find out about the plugin's parameter names etc.
+	 *
+	 * should you need a rest array (i.e. for ZendFramework helpers) without the
+	 * possibility to edit the plugin's code, you can provide a callback to some
+	 * other function with the correct parameter signature, i.e. :
+	 * <code>
+	 * return array($this, "callbackHelper");
+	 * // and callbackHelper would be as such:
+	 * public function callbackHelper(array $rest=array()){}
+	 * </code>
+	 *
+	 * @param string $name the plugin name
+	 * @return callback
+	 */
+	public function getCallback($name) {
+		return array($this->view->getHelper($name), $name);
+	}
+
+	/**
+	 * returns some code that will check if the plugin is loaded and if not load it
+	 * this is optional, if your plugins are autoloaded or whatever, just return an
+	 * empty string
+	 *
+	 * @param string $name the plugin name
+	 * @return string
+	 */
+	public function getLoader($name) {
+		return '';
+	}
+}