yiidoctrine /protected/extensions/doctrine/vendors/Symfony/Component/HttpKernel/Controller/ControllerResolver.php

Language PHP Lines 157
MD5 Hash a3f3a09c8ae54ae448f7460608c62b1f Estimated Cost $1,855 (why?)
Repository https://bitbucket.org/NordLabs/yiidoctrine View Raw File View Project SPDX
  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\HttpKernel\Controller;

use Symfony\Component\HttpKernel\Log\LoggerInterface;
use Symfony\Component\HttpFoundation\Request;

/**
 * ControllerResolver.
 *
 * This implementation uses the '_controller' request attribute to determine
 * the controller to execute and uses the request attributes to determine
 * the controller method arguments.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 *
 * @api
 */
class ControllerResolver implements ControllerResolverInterface
{
    private $logger;

    /**
     * Constructor.
     *
     * @param LoggerInterface $logger A LoggerInterface instance
     */
    public function __construct(LoggerInterface $logger = null)
    {
        $this->logger = $logger;
    }

    /**
     * Returns the Controller instance associated with a Request.
     *
     * This method looks for a '_controller' request attribute that represents
     * the controller name (a string like ClassName::MethodName).
     *
     * @param Request $request A Request instance
     *
     * @return mixed|Boolean A PHP callable representing the Controller,
     *                       or false if this resolver is not able to determine the controller
     *
     * @throws \InvalidArgumentException|\LogicException If the controller can't be found
     *
     * @api
     */
    public function getController(Request $request)
    {
        if (!$controller = $request->attributes->get('_controller')) {
            if (null !== $this->logger) {
                $this->logger->warn('Unable to look for the controller as the "_controller" parameter is missing');
            }

            return false;
        }

        if (is_array($controller) || (is_object($controller) && method_exists($controller, '__invoke'))) {
            return $controller;
        }

        if (false === strpos($controller, ':') && method_exists($controller, '__invoke')) {
            return new $controller;
        }

        list($controller, $method) = $this->createController($controller);

        if (!method_exists($controller, $method)) {
            throw new \InvalidArgumentException(sprintf('Method "%s::%s" does not exist.', get_class($controller), $method));
        }

        return array($controller, $method);
    }

    /**
     * Returns the arguments to pass to the controller.
     *
     * @param Request $request    A Request instance
     * @param mixed   $controller A PHP callable
     *
     * @throws \RuntimeException When value for argument given is not provided
     *
     * @api
     */
    public function getArguments(Request $request, $controller)
    {
        if (is_array($controller)) {
            $r = new \ReflectionMethod($controller[0], $controller[1]);
        } elseif (is_object($controller) && !$controller instanceof \Closure) {
            $r = new \ReflectionObject($controller);
            $r = $r->getMethod('__invoke');
        } else {
            $r = new \ReflectionFunction($controller);
        }

        return $this->doGetArguments($request, $controller, $r->getParameters());
    }

    protected function doGetArguments(Request $request, $controller, array $parameters)
    {
        $attributes = $request->attributes->all();
        $arguments = array();
        foreach ($parameters as $param) {
            if (array_key_exists($param->getName(), $attributes)) {
                $arguments[] = $attributes[$param->getName()];
            } elseif ($param->getClass() && $param->getClass()->isInstance($request)) {
                $arguments[] = $request;
            } elseif ($param->isDefaultValueAvailable()) {
                $arguments[] = $param->getDefaultValue();
            } else {
                if (is_array($controller)) {
                    $repr = sprintf('%s::%s()', get_class($controller[0]), $controller[1]);
                } elseif (is_object($controller)) {
                    $repr = get_class($controller);
                } else {
                    $repr = $controller;
                }

                throw new \RuntimeException(sprintf('Controller "%s" requires that you provide a value for the "$%s" argument (because there is no default value or because there is a non optional argument after this one).', $repr, $param->getName()));
            }
        }

        return $arguments;
    }

    /**
     * Returns a callable for the given controller.
     *
     * @param string $controller A Controller string
     *
     * @return mixed A PHP callable
     */
    protected function createController($controller)
    {
        if (false === strpos($controller, '::')) {
            throw new \InvalidArgumentException(sprintf('Unable to find controller "%s".', $controller));
        }

        list($class, $method) = explode('::', $controller, 2);

        if (!class_exists($class)) {
            throw new \InvalidArgumentException(sprintf('Class "%s" does not exist.', $class));
        }

        return array(new $class(), $method);
    }
}
Back to Top