PHPTAL View Renderer for YiiFramework

PHPTALViewRenderer.php

<?php
class PHPTALViewRenderer extends CApplicationComponent implements IViewRenderer
{
    /**
     * @var string Path alias to PHPTAL.php
     */
    public $PHPTALPathAlias = 'application.vendors.PHPTAL';
    
    /**
     * @var string Template files extension
     */
    public $fileExtension = '.html';

    /**
     * @var array PHPTAL configration options
     * @see http://phptal.org/manual/en/split/configuration.html
     * 
     * example: 
     * array(
     *    'setTemplateRepository' => array(),
     *    'setPhpCodeDestination' => 'app/runtime/PHPTAL_temp/',
     *    'setForceReparse => false,
     *  ),
     */
    public $options = array();
    
    /**
     * @var string Context Controller name
     */
    public $contextPath = 'this';
    /**
     * @var string Yii::app()->user name
     */
    public $userPath = 'webuser';
    
    /**
     * @var string Yii::t() first argument 
     */
    public $yiiTranslatorDefaultCategory = 'app';
    
    public $yiiTranslatorCategoryName = 't';
    
    private $_basePath;
    private $_basePathLength;
    
    function init()
    {
        require_once Yii::getPathOfAlias($this->PHPTALPathAlias).'/PHPTAL.php';
        Yii::registerAutoloader(array('PHPTAL', 'autoloadRegister'), true); 

        $app = Yii::app();

        $defaultOptions = array(
            'setPhpCodeDestination' => $app->getRuntimePath() . '/PHPTAL_temp/',
        );
        $this->options = array_merge($defaultOptions, $this->options);

        // make temp dir 
        $tmpdir = $this->options['setPhpCodeDestination'];
        if ($tmpdir && !is_dir($tmpdir)) {
            mkdir($tmpdir, 0777, true);
        }
        
        /** @var $theme CTheme */
        $theme = $app->getTheme();

        if ($theme === null) {
            $this->_basePath = $app->getBasePath();
        } else {
            $this->_basePath = $theme->getBasePath();
        }

        $this->_basePathLength = strlen($this->_basePath) ;
        
        return parent::init();
    }
    
    public function renderFile($context, $sourceFile, $data, $return)
    {
        // create and config
        $sourceFile = "protected/".substr($sourceFile, $this->_basePathLength);
        $phptal = new PHPTAL($sourceFile);
        foreach($this->options as $setter => $val) {
            $phptal->$setter($val);
        }
        $phptal->setTranslator(new PHPTALViewRendererYiiTranslator());
        
        // setup
        $phptal->set($this->contextPath, $context);
        $phptal->set($this->userPath, Yii::app()->user);
        foreach($data as $key => $val) {
            $phptal->set($key, $val);
        }
        
        // rendering
        $result = $phptal->execute();

        if ($return) {
            return $result;
        }
        echo $result;
    }
 
}

//TODO だめだここなんとかしないと
require_once Yii::getPathOfAlias('application.vendors.PHPTAL').'/PHPTAL/TranslationService.php';
/**
 * TODO これでYii::tをラップできるがYii:tのような手軽さはない。
 * Yii::tへの手段を複数用意するべきか。
 * 
 * example: 
 * <div i18n:translate="string:{attribute} is invalid.">
 *     <span i18n:name="yiiTCategoryKey" tal:replace="string:yii"/>
 *     <span i18n:name="attribute" tal:replace="model/name"/>
 *     {attribute} is invalid.
 * </div>
 */
class PHPTALViewRendererYiiTranslator implements PHPTAL_TranslationService
{
    private $_categoryKey;
    private $_category;
    private $_context = array();
     
	public function __construct($categoryKey='yiiTCategoryKey', $category='yii')
	{
		$this->_categoryKey = $categoryKey;
		$this->_category = $category;
	}

    public function setEncoding($encoding) 
    {
        // DOT NOTHING
    }
    public function setLanguage() 
    {
        // DOT NOTHING
    }
    public function setVar($key, $value_escaped) 
    {
        if ($key === $this->_categoryKey) 
            $this->_category = $value_escaped;
        else
            $this->_context[$key] = $value_escaped;        
    }
    public function translate($key, $htmlescape = true) 
    {
        return Yii::t($this->_category, $key, $this->_context);
    }
    public function useDomain($domain) 
    {
        // DOT NOTHING
    }
   
}

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