mirror of
https://github.com/Icinga/icingaweb2.git
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410 lines
13 KiB
PHP
410 lines
13 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Rest
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* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id$
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*/
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/**
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* @see Zend_Controller_Router_Route_Interface
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*/
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/**
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* @see Zend_Controller_Router_Route_Module
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*/
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/**
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* @see Zend_Controller_Dispatcher_Interface
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*/
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/**
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* @see Zend_Controller_Request_Abstract
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*/
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/**
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* Rest Route
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*
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* Request-aware route for RESTful modular routing
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*
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* @category Zend
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* @package Zend_Rest
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* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Rest_Route extends Zend_Controller_Router_Route_Module
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{
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/**
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* Specific Modules to receive RESTful routes
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* @var array
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*/
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protected $_restfulModules = null;
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/**
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* Specific Modules=>Controllers to receive RESTful routes
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* @var array
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*/
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protected $_restfulControllers = null;
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/**
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* @var Zend_Controller_Front
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*/
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protected $_front;
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/**
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* Constructor
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*
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* @param Zend_Controller_Front $front Front Controller object
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* @param array $defaults Defaults for map variables with keys as variable names
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* @param array $responders Modules or controllers to receive RESTful routes
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*/
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public function __construct(Zend_Controller_Front $front,
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array $defaults = array(),
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array $responders = array()
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) {
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$this->_defaults = $defaults;
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if ($responders) {
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$this->_parseResponders($responders);
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}
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$this->_front = $front;
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$this->_dispatcher = $front->getDispatcher();
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}
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/**
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* Instantiates route based on passed Zend_Config structure
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*/
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public static function getInstance(Zend_Config $config)
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{
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$frontController = Zend_Controller_Front::getInstance();
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$defaultsArray = array();
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$restfulConfigArray = array();
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foreach ($config as $key => $values) {
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if ($key == 'type') {
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// do nothing
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} elseif ($key == 'defaults') {
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$defaultsArray = $values->toArray();
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} else {
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$restfulConfigArray[$key] = explode(',', $values);
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}
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}
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$instance = new self($frontController, $defaultsArray, $restfulConfigArray);
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return $instance;
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}
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/**
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* Matches a user submitted request. Assigns and returns an array of variables
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* on a successful match.
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*
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* If a request object is registered, it uses its setModuleName(),
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* setControllerName(), and setActionName() accessors to set those values.
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* Always returns the values as an array.
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*
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* @param Zend_Controller_Request_Http $request Request used to match against this routing ruleset
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* @return array An array of assigned values or a false on a mismatch
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*/
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public function match($request, $partial = false)
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{
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if (!$request instanceof Zend_Controller_Request_Http) {
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$request = $this->_front->getRequest();
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}
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$this->_request = $request;
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$this->_setRequestKeys();
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$path = $request->getPathInfo();
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$params = $request->getParams();
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$values = array();
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$path = trim($path, self::URI_DELIMITER);
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if ($path != '') {
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$path = explode(self::URI_DELIMITER, $path);
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// Determine Module
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$moduleName = $this->_defaults[$this->_moduleKey];
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$dispatcher = $this->_front->getDispatcher();
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if ($dispatcher && $dispatcher->isValidModule($path[0])) {
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$moduleName = $path[0];
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if ($this->_checkRestfulModule($moduleName)) {
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$values[$this->_moduleKey] = array_shift($path);
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$this->_moduleValid = true;
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}
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}
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// Determine Controller
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$controllerName = $this->_defaults[$this->_controllerKey];
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if (count($path) && !empty($path[0])) {
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if ($this->_checkRestfulController($moduleName, $path[0])) {
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$controllerName = $path[0];
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$values[$this->_controllerKey] = array_shift($path);
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$values[$this->_actionKey] = 'get';
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} else {
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// If Controller in URI is not found to be a RESTful
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// Controller, return false to fall back to other routes
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return false;
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}
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} elseif ($this->_checkRestfulController($moduleName, $controllerName)) {
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$values[$this->_controllerKey] = $controllerName;
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$values[$this->_actionKey] = 'get';
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} else {
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return false;
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}
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//Store path count for method mapping
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$pathElementCount = count($path);
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// Check for "special get" URI's
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$specialGetTarget = false;
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if ($pathElementCount && array_search($path[0], array('index', 'new')) > -1) {
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$specialGetTarget = array_shift($path);
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} elseif ($pathElementCount && $path[$pathElementCount-1] == 'edit') {
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$specialGetTarget = 'edit';
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$params['id'] = urldecode($path[$pathElementCount-2]);
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} elseif ($pathElementCount == 1) {
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$params['id'] = urldecode(array_shift($path));
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} elseif ($pathElementCount == 0 && !isset($params['id'])) {
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$specialGetTarget = 'index';
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}
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// Digest URI params
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if ($numSegs = count($path)) {
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for ($i = 0; $i < $numSegs; $i = $i + 2) {
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$key = urldecode($path[$i]);
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$val = isset($path[$i + 1]) ? $path[$i + 1] : null;
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$params[$key] = urldecode($val);
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}
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}
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// Determine Action
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$requestMethod = strtolower($request->getMethod());
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if ($requestMethod != 'get') {
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if ($request->getParam('_method')) {
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$values[$this->_actionKey] = strtolower($request->getParam('_method'));
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} elseif ( $request->getHeader('X-HTTP-Method-Override') ) {
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$values[$this->_actionKey] = strtolower($request->getHeader('X-HTTP-Method-Override'));
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} else {
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$values[$this->_actionKey] = $requestMethod;
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}
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// Map PUT and POST to actual create/update actions
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// based on parameter count (posting to resource or collection)
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switch( $values[$this->_actionKey] ){
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case 'post':
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if ($pathElementCount > 0) {
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$values[$this->_actionKey] = 'put';
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} else {
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$values[$this->_actionKey] = 'post';
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}
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break;
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case 'put':
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$values[$this->_actionKey] = 'put';
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break;
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}
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} elseif ($specialGetTarget) {
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$values[$this->_actionKey] = $specialGetTarget;
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}
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}
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$this->_values = $values + $params;
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$result = $this->_values + $this->_defaults;
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if ($partial && $result)
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$this->setMatchedPath($request->getPathInfo());
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return $result;
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}
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/**
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* Assembles user submitted parameters forming a URL path defined by this route
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*
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* @param array $data An array of variable and value pairs used as parameters
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* @param bool $reset Weither to reset the current params
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* @param bool $encode Weither to return urlencoded string
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* @return string Route path with user submitted parameters
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*/
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public function assemble($data = array(), $reset = false, $encode = true)
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{
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if (!$this->_keysSet) {
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if (null === $this->_request) {
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$this->_request = $this->_front->getRequest();
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}
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$this->_setRequestKeys();
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}
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$params = (!$reset) ? $this->_values : array();
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foreach ($data as $key => $value) {
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if ($value !== null) {
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$params[$key] = $value;
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} elseif (isset($params[$key])) {
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unset($params[$key]);
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}
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}
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$params += $this->_defaults;
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$url = '';
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if ($this->_moduleValid || array_key_exists($this->_moduleKey, $data)) {
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if ($params[$this->_moduleKey] != $this->_defaults[$this->_moduleKey]) {
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$module = $params[$this->_moduleKey];
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}
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}
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unset($params[$this->_moduleKey]);
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$controller = $params[$this->_controllerKey];
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unset($params[$this->_controllerKey]);
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// set $action if value given is 'new' or 'edit'
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if (in_array($params[$this->_actionKey], array('new', 'edit'))) {
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$action = $params[$this->_actionKey];
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}
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unset($params[$this->_actionKey]);
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if (isset($params['index']) && $params['index']) {
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unset($params['index']);
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$url .= '/index';
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if (isset($params['id'])) {
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$url .= '/'.$params['id'];
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unset($params['id']);
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}
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foreach ($params as $key => $value) {
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if ($encode) $value = urlencode($value);
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$url .= '/' . $key . '/' . $value;
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}
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} elseif (! empty($action) && isset($params['id'])) {
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$url .= sprintf('/%s/%s', $params['id'], $action);
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} elseif (! empty($action)) {
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$url .= sprintf('/%s', $action);
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} elseif (isset($params['id'])) {
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$url .= '/' . $params['id'];
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}
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if (!empty($url) || $controller !== $this->_defaults[$this->_controllerKey]) {
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$url = '/' . $controller . $url;
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}
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if (isset($module)) {
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$url = '/' . $module . $url;
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}
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return ltrim($url, self::URI_DELIMITER);
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}
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/**
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* Tells Rewrite Router which version this Route is
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*
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* @return int Route "version"
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*/
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public function getVersion()
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{
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return 2;
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}
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/**
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* Parses the responders array sent to constructor to know
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* which modules and/or controllers are RESTful
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*
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* @param array $responders
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*/
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protected function _parseResponders($responders)
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{
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$modulesOnly = true;
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foreach ($responders as $responder) {
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if(is_array($responder)) {
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$modulesOnly = false;
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break;
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}
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}
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if ($modulesOnly) {
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$this->_restfulModules = $responders;
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} else {
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$this->_restfulControllers = $responders;
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}
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}
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/**
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* Determine if a specified module supports RESTful routing
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*
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* @param string $moduleName
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* @return bool
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*/
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protected function _checkRestfulModule($moduleName)
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{
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if ($this->_allRestful()) {
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return true;
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}
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if ($this->_fullRestfulModule($moduleName)) {
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return true;
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}
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if ($this->_restfulControllers && array_key_exists($moduleName, $this->_restfulControllers)) {
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return true;
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}
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return false;
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}
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/**
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* Determine if a specified module + controller combination supports
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* RESTful routing
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*
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* @param string $moduleName
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* @param string $controllerName
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* @return bool
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*/
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protected function _checkRestfulController($moduleName, $controllerName)
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{
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if ($this->_allRestful()) {
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return true;
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}
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if ($this->_fullRestfulModule($moduleName)) {
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return true;
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}
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if ($this->_checkRestfulModule($moduleName)
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&& $this->_restfulControllers
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&& (false !== array_search($controllerName, $this->_restfulControllers[$moduleName]))
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) {
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return true;
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}
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return false;
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}
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/**
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* Determines if RESTful routing applies to the entire app
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*
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* @return bool
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*/
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protected function _allRestful()
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{
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return (!$this->_restfulModules && !$this->_restfulControllers);
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}
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/**
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* Determines if RESTful routing applies to an entire module
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*
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* @param string $moduleName
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* @return bool
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*/
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protected function _fullRestfulModule($moduleName)
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{
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return (
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$this->_restfulModules
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&& (false !==array_search($moduleName, $this->_restfulModules))
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);
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}
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}
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