Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
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resolver.php
001 <?php
002 /**
003 *
004 * This file is part of the phpBB Forum Software package.
005 *
006 * @copyright (c) phpBB Limited <https://www.phpbb.com>
007 * @license GNU General Public License, version 2 (GPL-2.0)
008 *
009 * For full copyright and license information, please see
010 * the docs/CREDITS.txt file.
011 *
012 */
013
014 namespace phpbb\controller;
015
016 use Symfony\Component\HttpKernel\Controller\ControllerResolverInterface;
017 use Symfony\Component\DependencyInjection\ContainerInterface;
018 use Symfony\Component\HttpFoundation\Request;
019
020 /**
021 * Controller manager class
022 */
023 class resolver implements ControllerResolverInterface
024 {
025 /**
026 * ContainerInterface object
027 * @var ContainerInterface
028 */
029 protected $container;
030
031 /**
032 * phpbb\template\template object
033 * @var \phpbb\template\template
034 */
035 protected $template;
036
037 /**
038 * Request type cast helper object
039 * @var \phpbb\request\type_cast_helper
040 */
041 protected $type_cast_helper;
042
043 /**
044 * phpBB root path
045 * @var string
046 */
047 protected $phpbb_root_path;
048
049 /**
050 * Construct method
051 *
052 * @param ContainerInterface $container ContainerInterface object
053 * @param string $phpbb_root_path Relative path to phpBB root
054 * @param \phpbb\template\template $template
055 */
056 public function __construct(ContainerInterface $container, $phpbb_root_path, \phpbb\template\template $template = null)
057 {
058 $this->container = $container;
059 $this->template = $template;
060 $this->type_cast_helper = new \phpbb\request\type_cast_helper();
061 $this->phpbb_root_path = $phpbb_root_path;
062 }
063
064 /**
065 * Load a controller callable
066 *
067 * @param \Symfony\Component\HttpFoundation\Request $request Symfony Request object
068 * @return bool|Callable Callable or false
069 * @throws \phpbb\controller\exception
070 */
071 public function getController(Request $request)
072 {
073 $controller = $request->attributes->get('_controller');
074
075 if (!$controller)
076 {
077 throw new \phpbb\controller\exception('CONTROLLER_NOT_SPECIFIED');
078 }
079
080 // Require a method name along with the service name
081 if (stripos($controller, ':') === false)
082 {
083 throw new \phpbb\controller\exception('CONTROLLER_METHOD_NOT_SPECIFIED');
084 }
085
086 list($service, $method) = explode(':', $controller);
087
088 if (!$this->container->has($service))
089 {
090 throw new \phpbb\controller\exception('CONTROLLER_SERVICE_UNDEFINED', array($service));
091 }
092
093 $controller_object = $this->container->get($service);
094
095 /*
096 * If this is an extension controller, we'll try to automatically set
097 * the style paths for the extension (the ext author can change them
098 * if necessary).
099 */
100 $controller_dir = explode('\\', get_class($controller_object));
101
102 // 0 vendor, 1 extension name, ...
103 if (!is_null($this->template) && isset($controller_dir[1]))
104 {
105 $controller_style_dir = 'ext/' . $controller_dir[0] . '/' . $controller_dir[1] . '/styles';
106
107 if (is_dir($this->phpbb_root_path . $controller_style_dir))
108 {
109 $this->template->set_style(array($controller_style_dir, 'styles'));
110 }
111 }
112
113 return array($controller_object, $method);
114 }
115
116 /**
117 * Dependencies should be specified in the service definition and can be
118 * then accessed in __construct(). Arguments are sent through the URL path
119 * and should match the parameters of the method you are using as your
120 * controller.
121 *
122 * @param \Symfony\Component\HttpFoundation\Request $request Symfony Request object
123 * @param mixed $controller A callable (controller class, method)
124 * @return array An array of arguments to pass to the controller
125 * @throws \phpbb\controller\exception
126 */
127 public function getArguments(Request $request, $controller)
128 {
129 // At this point, $controller should be a callable
130 if (is_array($controller))
131 {
132 list($object, $method) = $controller;
133 $mirror = new \ReflectionMethod($object, $method);
134 }
135 else if (is_object($controller) && !$controller instanceof \Closure)
136 {
137 $mirror = new \ReflectionObject($controller);
138 $mirror = $mirror->getMethod('__invoke');
139 }
140 else
141 {
142 $mirror = new \ReflectionFunction($controller);
143 }
144
145 $arguments = array();
146 $parameters = $mirror->getParameters();
147 $attributes = $request->attributes->all();
148 foreach ($parameters as $param)
149 {
150 if (array_key_exists($param->name, $attributes))
151 {
152 if (is_string($attributes[$param->name]))
153 {
154 $value = $attributes[$param->name];
155 $this->type_cast_helper->set_var($value, $attributes[$param->name], 'string', true, false);
156 $arguments[] = $value;
157 }
158 else
159 {
160 $arguments[] = $attributes[$param->name];
161 }
162 }
163 else if ($param->getClass() && $param->getClass()->isInstance($request))
164 {
165 $arguments[] = $request;
166 }
167 else if ($param->isDefaultValueAvailable())
168 {
169 $arguments[] = $param->getDefaultValue();
170 }
171 else
172 {
173 throw new \phpbb\controller\exception('CONTROLLER_ARGUMENT_VALUE_MISSING', array($param->getPosition() + 1, get_class($object) . ':' . $method, $param->name));
174 }
175 }
176
177 return $arguments;
178 }
179 }
180