* @author Jordi Boggiano * @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. : *


	 * return array($this, "callbackHelper");
	 * // and callbackHelper would be as such:
	 * public function callbackHelper(array $rest=array()){}
	 *

* * @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 ''; } }