cakephp2-php8/cake/libs/view/theme.php

<?php
/* SVN FILE: $Id$ */
/**
 * A custom view class that is used for themeing
 *
 * PHP versions 4 and 5
 *
 * CakePHP(tm) :  Rapid Development Framework <http://www.cakephp.org/>
 * Copyright 2005-2007, Cake Software Foundation, Inc.
 *								1785 E. Sahara Avenue, Suite 490-204
 *								Las Vegas, Nevada 89104
 *
 * Licensed under The MIT License
 * Redistributions of files must retain the above copyright notice.
 *
 * @filesource
 * @copyright		Copyright 2005-2007, Cake Software Foundation, Inc.
 * @link				http://www.cakefoundation.org/projects/info/cakephp CakePHP(tm) Project
 * @package			cake
 * @subpackage		cake.cake.libs.view
 * @since			CakePHP(tm) v 0.10.0.1076
 * @version			$Revision$
 * @modifiedby		$LastChangedBy$
 * @lastmodified	$Date$
 * @license			http://www.opensource.org/licenses/mit-license.php The MIT License
 */

/**
 * Theme view class
 *
 * @package			cake
 * @subpackage		cake.cake.libs.view
 */
class ThemeView extends View {
/**
 * System path to themed element: themed . DS . theme . DS . elements . DS
 *
 * @var string
 */
	var $themeElement = null;
/**
 * System path to themed layout: themed . DS . theme . DS . layouts . DS
 *
 * @var string
 */
	var $themeLayout = null;
/**
 * System path to themed: themed . DS . theme . DS
 *
 * @var string
 */
	var $themePath = null;

/**
 * Enter description here...
 *
 * @param unknown_type $controller
 */
	function __construct (&$controller) {
		parent::__construct($controller);

    	$this->theme =& $controller->theme;
    	if (!empty($this->theme)) {
    		if (is_dir(WWW_ROOT . 'themed' . DS . $this->theme)) {
    			$this->themeWeb = 'themed/'. $this->theme .'/';
    		}
    		$this->themeElement = 'themed'. DS . $this->theme . DS .'elements'. DS;
    		$this->themeLayout =  'themed'. DS . $this->theme . DS .'layouts'. DS;
    		$this->themePath = 'themed'. DS . $this->theme . DS;
    	}
	}

/**
 * Enter description here...
 *
 * @param unknown_type $code
 * @param unknown_type $name
 * @param unknown_type $message
 */
	function error($code, $name, $message) {
		$file = VIEWS . $this->themeLayout.'error'.$this->ext;
		if (!file_exists($file)) {
			$file = LAYOUTS.'error'.$this->ext;
		}
		header ("HTTP/1.0 {$code} {$name}");
		print ($this->_render($file, array('code' => $code,
														'name' => $name,
														'message' => $message)));
	}
/**
 * Renders a piece of PHP with provided parameters and returns HTML, XML, or any other string.
 *
 * This realizes the concept of Elements, (or "partial layouts")
 * and the $params array is used to send data to be used in the
 * Element.
 *
 * @link
 * @param string $name Name of template file in the/app/views/elements/ folder
 * @param array $params Array of data to be made available to the for rendered view (i.e. the Element)
 * @return string Rendered output
 */
	function renderElement($name, $params = array(), $loadHelpers = false) {

		if (isset($params['plugin'])) {
			$reset = array('plugin' => $this->plugin,
						   'pluginPath' => $this->pluginPath,
						   'pluginPaths' => $this->pluginPaths);
			$this->plugin = $params['plugin'];
			$this->pluginPath = 'plugins' . DS . $this->plugin . DS;
			$this->pluginPaths = array(
				VIEWS . $this->pluginPath,
				APP . $this->pluginPath . 'views' . DS,
			);
		}

		$paths = Configure::getInstance();
		$viewPaths = array_merge($this->pluginPaths, $paths->viewPaths);

		$file = null;
		foreach ($viewPaths as $path) {
			if (file_exists($path . $this->themeElement . $name . $this->ext)) {
				$file = $path . $this->themeElement . $name . $this->ext;
				break;
			} elseif (file_exists($path . $this->themeElement . $name . '.thtml')) {
				$file = $path . $this->themeElement . $name . '.thtml';
				break;
			} elseif (file_exists($path . 'elements' . DS . $name . $this->ext)) {
				$file = $path . 'elements' . DS . $name . $this->ext;
				break;
			} elseif (file_exists($path . 'elements' . DS . $name . '.thtml')) {
				$file = $path . 'elements' . DS . $name . '.thtml';
				break;
			}
		}

		if (is_null($file)) {
			$file = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . 'elements' . DS . $name. '.ctp');
		}

		if ($file) {
			$params = array_merge_recursive($params, $this->loaded);
			$return = $this->_render($file, array_merge($this->viewVars, $params), $loadHelpers);
		} else {
			if (!is_null($this->pluginPath)) {
				$file = APP . $this->pluginPath . $this->themeElement . $name . $this->ext;
			} else {
				$file = VIEWS . $this->themeElement . $name . $this->ext;
			}

			if (Configure::read() > 0) {
				$return = 'Not Found: ' . $file;
			}
		}

		if (isset($params['plugin'])) {
			$this->plugin = $reset['plugin'];
			$this->pluginPath = $reset['pluginPath'];
			$this->pluginPaths = $reset['pluginPaths'];
		}

		return $return;
	}

/**
 * Enter description here...
 *
 * @param unknown_type $action
 * @return unknown
 */
	function _getViewFileName($action) {
		$action = Inflector::underscore($action);

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

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

		$paths = Configure::getInstance();
		$viewPaths = array_merge($this->pluginPaths, $paths->viewPaths);

		$name = $this->viewPath . DS . $this->subDir . $type . $action;
		foreach ($viewPaths as $path) {
			if (file_exists($path . $this->themePath . $name . $this->ext)) {
				return $path . $this->themePath . $name . $this->ext;
			} elseif (file_exists($path . $this->themePath . $name . '.thtml')) {
				return $path . $this->themePath . $name . '.thtml';
			} elseif (file_exists($path . $name . $this->ext)) {
				return $path . $name . $this->ext;
			} elseif (file_exists($path . $name . '.thtml')) {
				return $path . $name . '.thtml';
			}
		}

		if ($viewFileName = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . 'errors' . DS . $type . $action . '.ctp')) {
			return $viewFileName;
		} elseif ($viewFileName = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . $this->viewPath . DS . $type . $action . '.ctp')) {
			return $viewFileName;
		} else {
			if (!is_null($this->pluginPath)) {
				$viewFileName = APP . $this->pluginPath . $this->themePath . $name . $this->ext;
			} else {
				$viewFileName = VIEWS . $this->themePath . $name . $this->ext;
			}
			$this->_missingView($viewFileName, $action);
		}
		return false;
	}

/**
 * Enter description here...
 *
 * @return unknown
 */
	function _getLayoutFileName() {
		if (isset($this->webservices) && !is_null($this->webservices)) {
			$type = strtolower($this->webservices) . DS;
		} else {
			$type = null;
		}

		if (!is_null($this->layoutPath)) {
			$type = $this->layoutPath . DS;
		}

		$paths = Configure::getInstance();
		$viewPaths = array_merge($this->pluginPaths, $paths->viewPaths);

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

		if (!is_null($this->pluginPath)) {
			$layoutFileName = APP . $this->pluginPath . 'views' . DS . $this->themeLayout . $name . $this->ext;
		} else {
			$layoutFileName = VIEWS . $this->themeLayout . $name . $this->ext;
		}

		$default = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . 'layouts' . DS . $type . $this->layout . '.ctp');
		if (empty($default) && !empty($type)) {
			$default = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . 'layouts' . DS . $type . 'default.ctp');
		}
		if (empty($default)) {
			$default = fileExistsInPath(LIBS . 'view' . DS . 'templates' . DS . 'layouts' . DS . $this->layout . '.ctp');
		}

		if (!empty($default)) {
			return $default;
		}
		return $layoutFileName;
	}
}
?>