box-o-sand/PracticingPhp/web-cake/html/cake/libs/error.php

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2011-01-03 04:24:59 +00:00
<?php
/**
* Error handler
*
* Provides Error Capturing for Framework errors.
*
* PHP versions 4 and 5
*
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright 2005-2010, Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package cake
* @subpackage cake.cake.libs
* @since CakePHP(tm) v 0.10.5.1732
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::import('Controller', 'App');
/**
* Error Handling Controller
*
* Controller used by ErrorHandler to render error views.
*
* @package cake
* @subpackage cake.cake.libs
*/
class CakeErrorController extends AppController {
var $name = 'CakeError';
/**
* Uses Property
*
* @var array
*/
var $uses = array();
/**
* __construct
*
* @access public
* @return void
*/
function __construct() {
parent::__construct();
$this->_set(Router::getPaths());
$this->params = Router::getParams();
$this->constructClasses();
$this->Component->initialize($this);
$this->_set(array('cacheAction' => false, 'viewPath' => 'errors'));
}
}
/**
* Error Handler.
*
* Captures and handles all cakeError() calls.
* Displays helpful framework errors when debug > 1.
* When debug < 1 cakeError() will render 404 or 500 errors.
*
* @package cake
* @subpackage cake.cake.libs
*/
class ErrorHandler extends Object {
/**
* Controller instance.
*
* @var Controller
* @access public
*/
var $controller = null;
/**
* Class constructor.
*
* @param string $method Method producing the error
* @param array $messages Error messages
*/
function __construct($method, $messages) {
App::import('Core', 'Sanitize');
static $__previousError = null;
if ($__previousError != array($method, $messages)) {
$__previousError = array($method, $messages);
$this->controller =& new CakeErrorController();
} else {
$this->controller =& new Controller();
$this->controller->viewPath = 'errors';
}
$options = array('escape' => false);
$messages = Sanitize::clean($messages, $options);
if (!isset($messages[0])) {
$messages = array($messages);
}
if (method_exists($this->controller, 'apperror')) {
return $this->controller->appError($method, $messages);
}
if (!in_array(strtolower($method), array_map('strtolower', get_class_methods($this)))) {
$method = 'error';
}
if ($method !== 'error') {
if (Configure::read('debug') == 0) {
$parentClass = get_parent_class($this);
if (strtolower($parentClass) != 'errorhandler') {
$method = 'error404';
}
$parentMethods = array_map('strtolower', get_class_methods($parentClass));
if (in_array(strtolower($method), $parentMethods)) {
$method = 'error404';
}
if (isset($messages[0]['code']) && $messages[0]['code'] == 500) {
$method = 'error500';
}
}
}
$this->dispatchMethod($method, $messages);
$this->_stop();
}
/**
* Displays an error page (e.g. 404 Not found).
*
* @param array $params Parameters for controller
* @access public
*/
function error($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'code' => $code,
'name' => $name,
'message' => $message,
'title' => $code . ' ' . $name
));
$this->_outputMessage('error404');
}
/**
* Convenience method to display a 404 page.
*
* @param array $params Parameters for controller
* @access public
*/
function error404($params) {
extract($params, EXTR_OVERWRITE);
if (!isset($url)) {
$url = $this->controller->here;
}
$url = Router::normalize($url);
$this->controller->header("HTTP/1.0 404 Not Found");
$this->controller->set(array(
'code' => '404',
'name' => __('Not Found', true),
'message' => h($url),
'base' => $this->controller->base
));
$this->_outputMessage('error404');
}
/**
* Convenience method to display a 500 page.
*
* @param array $params Parameters for controller
* @access public
*/
function error500($params) {
extract($params, EXTR_OVERWRITE);
if (!isset($url)) {
$url = $this->controller->here;
}
$url = Router::normalize($url);
$this->controller->header("HTTP/1.0 500 Internal Server Error");
$this->controller->set(array(
'code' => '500',
'name' => __('An Internal Error Has Occurred', true),
'message' => h($url),
'base' => $this->controller->base
));
$this->_outputMessage('error500');
}
/**
* Renders the Missing Controller web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingController($params) {
extract($params, EXTR_OVERWRITE);
$controllerName = str_replace('Controller', '', $className);
$this->controller->set(array(
'controller' => $className,
'controllerName' => $controllerName,
'title' => __('Missing Controller', true)
));
$this->_outputMessage('missingController');
}
/**
* Renders the Missing Action web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingAction($params) {
extract($params, EXTR_OVERWRITE);
$controllerName = str_replace('Controller', '', $className);
$this->controller->set(array(
'controller' => $className,
'controllerName' => $controllerName,
'action' => $action,
'title' => __('Missing Method in Controller', true)
));
$this->_outputMessage('missingAction');
}
/**
* Renders the Private Action web page.
*
* @param array $params Parameters for controller
* @access public
*/
function privateAction($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'controller' => $className,
'action' => $action,
'title' => __('Trying to access private method in class', true)
));
$this->_outputMessage('privateAction');
}
/**
* Renders the Missing Table web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingTable($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->header("HTTP/1.0 500 Internal Server Error");
$this->controller->set(array(
'code' => '500',
'model' => $className,
'table' => $table,
'title' => __('Missing Database Table', true)
));
$this->_outputMessage('missingTable');
}
/**
* Renders the Missing Database web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingDatabase($params = array()) {
$this->controller->header("HTTP/1.0 500 Internal Server Error");
$this->controller->set(array(
'code' => '500',
'title' => __('Scaffold Missing Database Connection', true)
));
$this->_outputMessage('missingScaffolddb');
}
/**
* Renders the Missing View web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingView($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'controller' => $className,
'action' => $action,
'file' => $file,
'title' => __('Missing View', true)
));
$this->_outputMessage('missingView');
}
/**
* Renders the Missing Layout web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingLayout($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->layout = 'default';
$this->controller->set(array(
'file' => $file,
'title' => __('Missing Layout', true)
));
$this->_outputMessage('missingLayout');
}
/**
* Renders the Database Connection web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingConnection($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->header("HTTP/1.0 500 Internal Server Error");
$this->controller->set(array(
'code' => '500',
'model' => $className,
'title' => __('Missing Database Connection', true)
));
$this->_outputMessage('missingConnection');
}
/**
* Renders the Missing Helper file web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingHelperFile($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'helperClass' => Inflector::camelize($helper) . "Helper",
'file' => $file,
'title' => __('Missing Helper File', true)
));
$this->_outputMessage('missingHelperFile');
}
/**
* Renders the Missing Helper class web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingHelperClass($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'helperClass' => Inflector::camelize($helper) . "Helper",
'file' => $file,
'title' => __('Missing Helper Class', true)
));
$this->_outputMessage('missingHelperClass');
}
/**
* Renders the Missing Behavior file web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingBehaviorFile($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'behaviorClass' => Inflector::camelize($behavior) . "Behavior",
'file' => $file,
'title' => __('Missing Behavior File', true)
));
$this->_outputMessage('missingBehaviorFile');
}
/**
* Renders the Missing Behavior class web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingBehaviorClass($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'behaviorClass' => Inflector::camelize($behavior) . "Behavior",
'file' => $file,
'title' => __('Missing Behavior Class', true)
));
$this->_outputMessage('missingBehaviorClass');
}
/**
* Renders the Missing Component file web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingComponentFile($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'controller' => $className,
'component' => $component,
'file' => $file,
'title' => __('Missing Component File', true)
));
$this->_outputMessage('missingComponentFile');
}
/**
* Renders the Missing Component class web page.
*
* @param array $params Parameters for controller
* @access public
*/
function missingComponentClass($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'controller' => $className,
'component' => $component,
'file' => $file,
'title' => __('Missing Component Class', true)
));
$this->_outputMessage('missingComponentClass');
}
/**
* Renders the Missing Model class web page.
*
* @param unknown_type $params Parameters for controller
* @access public
*/
function missingModel($params) {
extract($params, EXTR_OVERWRITE);
$this->controller->set(array(
'model' => $className,
'title' => __('Missing Model', true)
));
$this->_outputMessage('missingModel');
}
/**
* Output message
*
* @access protected
*/
function _outputMessage($template) {
$this->controller->render($template);
$this->controller->afterFilter();
echo $this->controller->output;
}
}