cd966c6826
A small fix in the "parse" function of the "ControllerNameParser" Controller. We should use "!==" instead of "!=" since it's better and faster in this case. | Q | A | ------------- | --- | Bug fix? | yes | New feature? | no | BC breaks? | no | Deprecations? | no | Tests pass? | yes | Fixed tickets | NA | License | MIT | Doc PR | NA
104 lines
3.4 KiB
PHP
104 lines
3.4 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Bundle\FrameworkBundle\Controller;
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use Symfony\Component\HttpKernel\KernelInterface;
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/**
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* ControllerNameParser converts controller from the short notation a:b:c
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* (BlogBundle:Post:index) to a fully-qualified class::method string
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* (Bundle\BlogBundle\Controller\PostController::indexAction).
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class ControllerNameParser
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{
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protected $kernel;
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/**
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* Constructor.
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*
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* @param KernelInterface $kernel A KernelInterface instance
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*/
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public function __construct(KernelInterface $kernel)
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{
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$this->kernel = $kernel;
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}
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/**
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* Converts a short notation a:b:c to a class::method.
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*
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* @param string $controller A short notation controller (a:b:c)
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*
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* @return string A string in the class::method notation
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*
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* @throws \InvalidArgumentException when the specified bundle is not enabled
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* or the controller cannot be found
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*/
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public function parse($controller)
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{
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if (3 !== count($parts = explode(':', $controller))) {
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throw new \InvalidArgumentException(sprintf('The "%s" controller is not a valid "a:b:c" controller string.', $controller));
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}
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list($bundle, $controller, $action) = $parts;
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$controller = str_replace('/', '\\', $controller);
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$bundles = array();
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// this throws an exception if there is no such bundle
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foreach ($this->kernel->getBundle($bundle, false) as $b) {
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$try = $b->getNamespace().'\\Controller\\'.$controller.'Controller';
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if (class_exists($try)) {
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return $try.'::'.$action.'Action';
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}
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$bundles[] = $b->getName();
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$msg = sprintf('Unable to find controller "%s:%s" - class "%s" does not exist.', $bundle, $controller, $try);
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}
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if (count($bundles) > 1) {
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$msg = sprintf('Unable to find controller "%s:%s" in bundles %s.', $bundle, $controller, implode(', ', $bundles));
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}
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throw new \InvalidArgumentException($msg);
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}
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/**
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* Converts a class::method notation to a short one (a:b:c).
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*
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* @param string $controller A string in the class::method notation
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*
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* @return string A short notation controller (a:b:c)
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*
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* @throws \InvalidArgumentException when the controller is not valid or cannot be found in any bundle
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*/
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public function build($controller)
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{
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if (0 === preg_match('#^(.*?\\\\Controller\\\\(.+)Controller)::(.+)Action$#', $controller, $match)) {
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throw new \InvalidArgumentException(sprintf('The "%s" controller is not a valid "class::method" string.', $controller));
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}
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$className = $match[1];
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$controllerName = $match[2];
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$actionName = $match[3];
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foreach ($this->kernel->getBundles() as $name => $bundle) {
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if (0 !== strpos($className, $bundle->getNamespace())) {
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continue;
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}
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return sprintf('%s:%s:%s', $name, $controllerName, $actionName);
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}
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throw new \InvalidArgumentException(sprintf('Unable to find a bundle that defines controller "%s".', $controller));
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}
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}
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