zoneminder/web/lib/Cake/Core/Object.php

211 lines
6.7 KiB
PHP

<?php
/**
* CakePHP(tm) : Rapid Development Framework (http://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (http://cakefoundation.org)
* @link http://cakephp.org CakePHP(tm) Project
* @package Cake.Core
* @since CakePHP(tm) v 0.2.9
* @license MIT License (http://www.opensource.org/licenses/mit-license.php)
*/
App::uses('Set', 'Utility');
/**
* Object class provides a few generic methods used in several subclasses.
*
* Also includes methods for logging and the special method RequestAction,
* to call other Controllers' Actions from anywhere.
*
* @package Cake.Core
*/
class Object {
/**
* constructor, no-op
*
*/
public function __construct() {
}
/**
* Object-to-string conversion.
* Each class can override this method as necessary.
*
* @return string The name of this class
*/
public function toString() {
$class = get_class($this);
return $class;
}
/**
* Calls a controller's method from any location. Can be used to connect controllers together
* or tie plugins into a main application. requestAction can be used to return rendered views
* or fetch the return value from controller actions.
*
* Under the hood this method uses Router::reverse() to convert the $url parameter into a string
* URL. You should use URL formats that are compatible with Router::reverse()
*
* #### Passing POST and GET data
*
* POST and GET data can be simulated in requestAction. Use `$extra['url']` for
* GET data. The `$extra['data']` parameter allows POST data simulation.
*
* @param string|array $url String or array-based url. Unlike other url arrays in CakePHP, this
* url will not automatically handle passed and named arguments in the $url parameter.
* @param array $extra if array includes the key "return" it sets the AutoRender to true. Can
* also be used to submit GET/POST data, and named/passed arguments.
* @return mixed Boolean true or false on success/failure, or contents
* of rendered action if 'return' is set in $extra.
*/
public function requestAction($url, $extra = array()) {
if (empty($url)) {
return false;
}
App::uses('Dispatcher', 'Routing');
if (($index = array_search('return', $extra)) !== false) {
$extra['return'] = 0;
$extra['autoRender'] = 1;
unset($extra[$index]);
}
$arrayUrl = is_array($url);
if ($arrayUrl && !isset($extra['url'])) {
$extra['url'] = array();
}
if ($arrayUrl && !isset($extra['data'])) {
$extra['data'] = array();
}
$extra = array_merge(array('autoRender' => 0, 'return' => 1, 'bare' => 1, 'requested' => 1), $extra);
$data = isset($extra['data']) ? $extra['data'] : null;
unset($extra['data']);
if (is_string($url) && strpos($url, FULL_BASE_URL) === 0) {
$url = Router::normalize(str_replace(FULL_BASE_URL, '', $url));
}
if (is_string($url)) {
$request = new CakeRequest($url);
} elseif (is_array($url)) {
$params = $url + array('pass' => array(), 'named' => array(), 'base' => false);
$params = array_merge($params, $extra);
$request = new CakeRequest(Router::reverse($params));
}
if (isset($data)) {
$request->data = $data;
}
$dispatcher = new Dispatcher();
$result = $dispatcher->dispatch($request, new CakeResponse(), $extra);
Router::popRequest();
return $result;
}
/**
* Calls a method on this object with the given parameters. Provides an OO wrapper
* for `call_user_func_array`
*
* @param string $method Name of the method to call
* @param array $params Parameter list to use when calling $method
* @return mixed Returns the result of the method call
*/
public function dispatchMethod($method, $params = array()) {
switch (count($params)) {
case 0:
return $this->{$method}();
case 1:
return $this->{$method}($params[0]);
case 2:
return $this->{$method}($params[0], $params[1]);
case 3:
return $this->{$method}($params[0], $params[1], $params[2]);
case 4:
return $this->{$method}($params[0], $params[1], $params[2], $params[3]);
case 5:
return $this->{$method}($params[0], $params[1], $params[2], $params[3], $params[4]);
default:
return call_user_func_array(array(&$this, $method), $params);
}
}
/**
* Stop execution of the current script. Wraps exit() making
* testing easier.
*
* @param integer|string $status see http://php.net/exit for values
* @return void
*/
protected function _stop($status = 0) {
exit($status);
}
/**
* Convenience method to write a message to CakeLog. See CakeLog::write()
* for more information on writing to logs.
*
* @param string $msg Log message
* @param integer $type Error type constant. Defined in app/Config/core.php.
* @return boolean Success of log write
*/
public function log($msg, $type = LOG_ERR) {
App::uses('CakeLog', 'Log');
if (!is_string($msg)) {
$msg = print_r($msg, true);
}
return CakeLog::write($type, $msg);
}
/**
* Allows setting of multiple properties of the object in a single line of code. Will only set
* properties that are part of a class declaration.
*
* @param array $properties An associative array containing properties and corresponding values.
* @return void
*/
protected function _set($properties = array()) {
if (is_array($properties) && !empty($properties)) {
$vars = get_object_vars($this);
foreach ($properties as $key => $val) {
if (array_key_exists($key, $vars)) {
$this->{$key} = $val;
}
}
}
}
/**
* Merges this objects $property with the property in $class' definition.
* This classes value for the property will be merged on top of $class'
*
* This provides some of the DRY magic CakePHP provides. If you want to shut it off, redefine
* this method as an empty function.
*
* @param array $properties The name of the properties to merge.
* @param string $class The class to merge the property with.
* @param boolean $normalize Set to true to run the properties through Hash::normalize() before merging.
* @return void
*/
protected function _mergeVars($properties, $class, $normalize = true) {
$classProperties = get_class_vars($class);
foreach ($properties as $var) {
if (
isset($classProperties[$var]) &&
!empty($classProperties[$var]) &&
is_array($this->{$var}) &&
$this->{$var} != $classProperties[$var]
) {
if ($normalize) {
$classProperties[$var] = Hash::normalize($classProperties[$var]);
$this->{$var} = Hash::normalize($this->{$var});
}
$this->{$var} = Hash::merge($classProperties[$var], $this->{$var});
}
}
}
}