view.php.svn-base

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		return $this->renderElement($name, $params);
	}
/**
 * Renders a layout. Returns output from _render(). Returns false on error.
 *
 * @param string $contentForLayout Content to render in a view, wrapped by the surrounding layout.
 * @return mixed Rendered output, or false on error
 * @access public
 */
	function renderLayout($contentForLayout) {
		$layoutFilename = $this->_getLayoutFileName();

		if (Configure::read() > 2 && $this->controller != null) {
			$debug = View::_render(LIBS . 'view' . DS . 'templates' . DS . 'elements' . DS . 'dump.thtml', array('controller' => $this->controller), false);
		} else {
			$debug = '';
		}

		if ($this->pageTitle !== false) {
			$pageTitle = $this->pageTitle;
		} else {
			$pageTitle = Inflector::humanize($this->viewPath);
		}

		$dataForLayout = array_merge($this->viewVars, array('title_for_layout'   => $pageTitle,
																				'content_for_layout' => $contentForLayout,
																				'cakeDebug'          => $debug));

		if (is_file($layoutFilename)) {
			if (empty($this->loaded) && !empty($this->helpers)) {
				$loadHelpers = true;
			} else {
				$loadHelpers = false;
				$dataForLayout = array_merge($dataForLayout, $this->loaded);
			}

			if (substr($layoutFilename, -5) === 'thtml') {
				$out = View::_render($layoutFilename, $dataForLayout, $loadHelpers, true);
			} else {
				$out = $this->_render($layoutFilename, $dataForLayout, $loadHelpers);
			}

			if ($out === false) {
				$out = $this->_render($layoutFilename, $dataForLayout);
				trigger_error(sprintf("Error in layout %s, got: <blockquote>%s</blockquote>", $layoutFilename, $out), E_USER_ERROR);
				return false;
			} else {
				return $out;
			}
		} else {
			return $this->cakeError('missingLayout', array(array('layout' => $this->layout,
																					'file' => $layoutFilename,
																					'base' => $this->base)));
		}
	}
/**
 * Sets layout to be used when rendering.
 *
 * @param string $layout Name of layout.
 * @return void
 * @access public
 * @deprecated in 1.2.x.x
 */
	function setLayout($layout) {
		$this->layout = $layout;
	}
/**
 * Displays an error page to the user. Uses layouts/error.html to render the page.
 *
 * @param int $code HTTP Error code (for instance: 404)
 * @param string $name Name of the error (for instance: Not Found)
 * @param string $message Error message as a web page
 * @return rendered error message
 * @access public
 *
 */
	function error($code, $name, $message) {
		header ("HTTP/1.0 {$code} {$name}");
		print ($this->_render(VIEWS . 'layouts/error.thtml', array('code'    => $code,
																						'name'    => $name,
																						'message' => $message)));
	}
/**
 * Returns filename of given action's template file (.thtml) as a string. CamelCased action names will be under_scored! This means that you can have LongActionNames that refer to long_action_names.thtml views.
 *
 * @param string $action Controller action to find template filename for
 * @return string Template filename
 * @access protected
 */
	function _getViewFileName($action) {
		$action = Inflector::underscore($action);
		$paths = Configure::getInstance();

		if (!is_null($this->webservices)) {
			$type = strtolower($this->webservices) . DS;
		} else {
			$type = null;
		}

		$position = strpos($action, '..');

		if ($position === false) {
		} else {
			$action = explode('/', $action);
			$i = array_search('..', $action);
			unset($action[$i - 1]);
			unset($action[$i]);
			$action='..' . DS . implode(DS, $action);
		}

		foreach($paths->viewPaths as $path) {
			if (file_exists($path . $this->viewPath . DS . $this->subDir . $type . $action . $this->ext)) {
				$viewFileName = $path . $this->viewPath . DS . $this->subDir . $type . $action . $this->ext;
				return $viewFileName;
			}
		}

		if ($viewFileName = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . 'errors' . DS . $type . $action . '.thtml')) {
		} elseif($viewFileName = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . $this->viewPath . DS . $type . $action . '.thtml')) {
		} else {
			$viewFileName = VIEWS . $this->viewPath . DS . $this->subDir . $type . $action . $this->ext;
		}

		return $viewFileName;
	}
/**
 * Returns layout filename for this template as a string.
 *
 * @return string Filename for layout file (.thtml).
 * @access protected
 */
	function _getLayoutFileName() {
		if (isset($this->webservices) && !is_null($this->webservices)) {
			$type = strtolower($this->webservices) . DS;
		} else {
			$type = null;
		}

		if (isset($this->plugin) && !is_null($this->plugin)) {
			if (file_exists(APP . 'plugins' . DS . $this->plugin . DS . 'views' . DS . 'layouts' . DS . $this->layout . $this->ext)) {
				$layoutFileName = APP . 'plugins' . DS . $this->plugin . DS . 'views' . DS . 'layouts' . DS . $this->layout . $this->ext;
				return $layoutFileName;
			}
		}
		$paths = Configure::getInstance();

		foreach($paths->viewPaths as $path) {
			if (file_exists($path . 'layouts' . DS . $this->subDir . $type . $this->layout . $this->ext)) {
				$layoutFileName = $path . 'layouts' . DS . $this->subDir . $type . $this->layout . $this->ext;
				return $layoutFileName;
			}
		}

		if($layoutFileName = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . 'layouts' . DS . $type . $this->layout . '.thtml')) {
		} else {
			$layoutFileName = LAYOUTS . $type . $this->layout.$this->ext;
		}
		return $layoutFileName;
	}

/**
 * Renders and returns output for given view filename with its array of data.
 *
 * @param string $___viewFn Filename of the view
 * @param array $___dataForView Data to include in rendered view
 * @return string Rendered output
 * @access protected
 */
	function _render($___viewFn, $___dataForView, $loadHelpers = true, $cached = false) {
		if ($this->helpers != false && $loadHelpers === true) {
			$loadedHelpers = array();
			$loadedHelpers = $this->_loadHelpers($loadedHelpers, $this->helpers);

			foreach(array_keys($loadedHelpers) as $helper) {
				$replace = strtolower(substr($helper, 0, 1));
				$camelBackedHelper = preg_replace('/\\w/', $replace, $helper, 1);

				${$camelBackedHelper} =& $loadedHelpers[$helper];

				if (isset(${$camelBackedHelper}->helpers) && is_array(${$camelBackedHelper}->helpers)) {
					foreach(${$camelBackedHelper}->helpers as $subHelper) {
						${$camelBackedHelper}->{$subHelper} =& $loadedHelpers[$subHelper];
					}
				}
				$this->loaded[$camelBackedHelper] = (${$camelBackedHelper});
			}
		}
		extract($___dataForView, EXTR_SKIP);
		$BASE = $this->base;
		$params =& $this->params;
		$page_title = $this->pageTitle;

		ob_start();

		if (Configure::read() > 0) {
			include ($___viewFn);
		} else {
			@include ($___viewFn);
		}

		if ($this->helpers != false && $loadHelpers === true) {
			foreach ($loadedHelpers as $helper) {
				if (is_object($helper)) {
					if (is_subclass_of($helper, 'Helper') || is_subclass_of($helper, 'helper')) {
						$helper->afterRender();
					}
				}
			}
		}
		$out = ob_get_clean();

		if (isset($this->loaded['cache']) && ((isset($this->controller) && $this->controller->cacheAction != false)) && (defined('CACHE_CHECK') && CACHE_CHECK === true)) {
			if (is_a($this->loaded['cache'], 'CacheHelper')) {
				$cache =& $this->loaded['cache'];

				if ($cached === true) {
					$cache->view = &$this;
				}

				$cache->base			= $this->base;
				$cache->here			= $this->here;
				$cache->action			= $this->action;
				$cache->controllerName	= $this->params['controller'];
				$cache->cacheAction		= $this->controller->cacheAction;
				$cache->cache($___viewFn, $out, $cached);
			}
		}
		return $out;
	}
/**
 * Loads helpers, with their dependencies.
 *
 * @param array $loaded List of helpers that are already loaded.
 * @param array $helpers List of helpers to load.
 * @return array
 * @access protected
 */
	function &_loadHelpers(&$loaded, $helpers) {
		static $tags;
		$helpers[] = 'Session';
		if (empty($tags)) {
			$helperTags = new Helper();
			$tags = $helperTags->loadConfig();
		}

		foreach($helpers as $helper) {
			$pos = strpos($helper, '/');
			if ($pos === false) {
				$plugin = $this->plugin;
			} else {
				$parts = explode('/', $helper);
				$plugin = Inflector::underscore($parts['0']);
				$helper = $parts['1'];
			}
			$helperCn = $helper . 'Helper';

			if (in_array($helper, array_keys($loaded)) !== true) {
				if (!class_exists($helperCn)) {
				    if (is_null($plugin) || !loadPluginHelper($plugin, $helper)) {
						if (!loadHelper($helper)) {
							$this->cakeError('missingHelperFile', array(array(
													'helper' => $helper,
													'file' => Inflector::underscore($helper) . '.php',
													'base' => $this->base)));
							exit();
						}
				    }
					if (!class_exists($helperCn)) {
						$this->cakeError('missingHelperClass', array(array(
												'helper' => $helper,
												'file' => Inflector::underscore($helper) . '.php',
												'base' => $this->base)));
						exit();
					}
				}

				$camelBackedHelper = Inflector::variable($helper);

				${$camelBackedHelper} =& new $helperCn;
				${$camelBackedHelper}->view =& $this;
				${$camelBackedHelper}->tags = $tags;

				$vars = array('base', 'webroot', 'here', 'params', 'action', 'data', 'themeWeb', 'plugin');
				$c = count($vars);
				for ($j = 0; $j < $c; $j++) {
					${$camelBackedHelper}->{$vars[$j]} = $this->{$vars[$j]};
				}

				if (!empty($this->validationErrors)) {
					${$camelBackedHelper}->validationErrors = $this->validationErrors;
				}

				$loaded[$helper] =& ${$camelBackedHelper};

				if (isset(${$camelBackedHelper}->helpers) && is_array(${$camelBackedHelper}->helpers)) {
					$loaded = &$this->_loadHelpers($loaded, ${$camelBackedHelper}->helpers);
				}
			}
		}
		return $loaded;
	}
/**
 * Returns a plugin view
 *
 * @param string $action Name of action to render for
 * @param string $layout Layout to use
 * @return mixed View::render() if template is found, error if template is missing
 * @access public
 */
	function pluginView($action, $layout) {
		$viewFileName = APP . 'plugins' . DS . $this->plugin . DS . 'views' . DS . $this->viewPath . DS . $action . $this->ext;

		if (file_exists($viewFileName)) {
			$this->render($action, $layout, $viewFileName);
		} else {
			return $this->cakeError('missingView', array(array(
											'className' => $this->controller->name,
											'action' => $action,
											'file' => $viewFileName,
											'base' => $this->base)));
		}
	}
/**
 * Renders a cached view if timestamp in file is less or equal to current time.
 *
 * If $layout is xml content type will be set before rendering the cache
 *
 *
 * @param string $filename
 * @param int $timeStart
 * @return mixed outputs view, or returns void if timestamp has expired
 * @access public
 */
	function renderCache($filename, $timeStart) {
		ob_start();
		include ($filename);

		if (Configure::read() > 0 && $this->layout != 'xml') {
			echo "<!-- Cached Render Time: " . round(getMicrotime() - $timeStart, 4) . "s -->";
		}
		$out = ob_get_clean();

		if (preg_match('/^<!--cachetime:(\\d+)-->/', $out, $match)) {
			if (time() >= $match['1']) {
				@unlink($filename);
				unset ($out);
				return;
			} else {
				if($this->layout === 'xml'){
					header('Content-type: text/xml');
				}
				$out = str_replace('<!--cachetime:'.$match['1'].'-->', '', $out);
				e($out);
				die();
			}
		}
	}
}
?>