view.

framework/base/View.php

@@ -17,62 +17,142 @@ use yii\util\FileHelper;
  */
 class View extends Component
 {
-	public $file;
-	public $name;
 	/**
-	 * @var string|array
+	 * @var Object the owner of this view
 	 */
-	public $basePath;
 	public $owner;
-	public $locale;
+	/**
+	 * @var string|array the base path where the view file should be looked for using the specified view name.
+	 * This can be either a string representing a single base path, or an array representing multiple base paths.
+	 * If the latter, the view file will be looked for in the given base paths in the order they are specified.
+	 * This property must be set before calling [[render()]].
+	 */
+	public $basePath;
+	/**
+	 * @var string the language that the view should be rendered in. If not set, it will use
+	 * the value of [[Application::language]].
+	 */
+	public $language;
+	/**
+	 * @var string the language that the original view is in. If not set, it will use
+	 * the value of [[Application::sourceLanguage]].
+	 */
+	public $sourceLanguage;
+
+	/**
+	 * Renders a view.
+	 *
+	 * The method first identifies the actual view file corresponding to the specified view.
+	 * It then calls [[renderFile()]] to render the view file. The rendering result is returned
+	 * as a string. If the view file does not exist, an exception will be thrown.
+	 *
+	 * To determine which view file should be rendered, the method calls [[findViewFile()]] which
+	 * will search in the directories as specified by [[basePath]].
+	 *
+	 * View name can be a path alias representing an absolute file path (e.g. `@app/views/layout/index`),
+	 * or a path relative to [[basePath]]. The file suffix is optional and defaults to `.php` if not given
+	 * in the view name.
+	 *
+	 * @param string $view the view to be rendered. This can be a path alias or a path relative to [[basePath]].
+	 * @param array $params the parameters that should be made available in the view. The PHP function `extract()`
+	 * will be called on this variable to extract the variables from this parameter.
+	 * @throws Exception
+	 */
+	public function render($view, $params = array())
+	{
+		$file = $this->findViewFile($view);
+		if ($file !== false) {
+			return $this->renderFile($file, $params);
+		} else {
+			throw new Exception("Unable to find the view file for view '$view'.");
+		}
+	}
+
+	public function renderFile($file, $params = array())
+	{
+		$this->renderFileInternal($file, $params);
+	}
+
+	public function widget($class, $properties = array(), $returnOutput = false)
+	{
+		
+	}
+
+	public function beginWidget($class, $properties = array())
+	{
+
+	}
+
+	public function endWidget($returnOutput = false)
+	{
+
+	}
+
+	public function beginClip($id, $properties = array())
+	{
+			
+	}
 
-	public function render($_params_ = array())
+	public function endClip()
+	{
+		
+	}
+	
+	public function beginCache($id, $properties = array())
+	{
+			
+	}
+	
+	public function endCache()
+	{
+		
+	}
+	
+	public function beginContent()
+	{
+		
+	}
+
+	public function endContent()
+	{
+
+	}
+
+	protected function renderFileInternal($_file_, $_params_ = array())
 	{
-		$this->resolveViewFile();
 		extract($_params_, EXTR_OVERWRITE);
 		ob_start();
 		ob_implicit_flush(false);
-		require($this->file);
+		require($_file_);
 		return ob_get_clean();
 	}
 
-	public function resolveViewFile()
+	public function findViewFile($view)
 	{
-		if ($this->file !== null) {
+		if ($view[0] === '/') {
-			return $this->file;
+			throw new Exception('The view name "$view" should not start with a slash "/".');
 		}
-		if ($this->name === null || $this->basePath) {
 
+		if (($extension = FileHelper::getExtension($view)) === '') {
+			$view .= '.php';
 		}
-
+		if ($view[0] === '@') {
-		if(empty($viewName))
+			$file = \Yii::getAlias($view[0]);
-			return false;
+		} elseif (!empty($this->basePath)) {
-
+			$basePaths = is_array($this->basePath) ? $this->basePath : array($this->basePath);
-		if($moduleViewPath===null)
+			$found = false;
-			$moduleViewPath=$basePath;
+			foreach ($basePaths as $basePath) {
-
+				$file = $basePath . DIRECTORY_SEPARATOR . $view;
-		if(($renderer=Yii::app()->getViewRenderer())!==null)
+				if (is_file($file)) {
-			$extension=$renderer->fileExtension;
+					$found = true;
-		else
+					break;
-			$extension='.php';
+				}
-		if($viewName[0]==='/')
+			}
-		{
+			if (!$found) {
-			if(strncmp($viewName,'//',2)===0)
+				return false;
-				$viewFile=$basePath.$viewName;
+			}
-			else
-				$viewFile=$moduleViewPath.$viewName;
 		}
-		else if(strpos($viewName,'.'))
+		$file = FileHelper::localize($file, $this->language, $this->sourceLanguage);
-			$viewFile=Yii::getPathOfAlias($viewName);
+		return is_file($file) ? $file : false;
-		else
-			$viewFile=$viewPath.DIRECTORY_SEPARATOR.$viewName;
-
-		if(is_file($viewFile.$extension))
-			return Yii::app()->findLocalizedFile($viewFile.$extension);
-		else if($extension!=='.php' && is_file($viewFile.'.php'))
-			return Yii::app()->findLocalizedFile($viewFile.'.php');
-		else
-			return false;
-
 	}
 }

framework/util/FileHelper.php

@@ -46,22 +46,22 @@ class FileHelper
 	 * in lower case and in the format of LanguageID_RegionID (e.g. "en_us").
 	 *
 	 * @param string $file the original file
-	 * @param string $targetLanguage the target language that the file should be localized to.
+	 * @param string $language the target language that the file should be localized to.
 	 * If not set, the value of [[\yii\base\Application::language]] will be used.
 	 * @param string $sourceLanguage the language that the original file is in.
 	 * If not set, the value of [[\yii\base\Application::sourceLanguage]] will be used.
 	 * @return string the matching localized file, or the original file if the localized version is not found.
 	 * If the target and the source language codes are the same, the original file will be returned.
 	 */
-	public static function localize($file, $targetLanguage = null, $sourceLanguage = null)
+	public static function localize($file, $language = null, $sourceLanguage = null)
 	{
-		if ($targetLanguage === null) {
+		if ($language === null) {
-			$targetLanguage = \Yii::$application->getLanguage();
+			$language = \Yii::$application->getLanguage();
 		}
 		if ($sourceLanguage === null) {
 			$sourceLanguage = \Yii::$application->sourceLanguage;
 		}
-		if ($targetLanguage === $sourceLanguage) {
+		if ($language === $sourceLanguage) {
 			return $file;
 		}
 		$desiredFile = dirname($file) . DIRECTORY_SEPARATOR . $sourceLanguage . DIRECTORY_SEPARATOR . basename($file);