[Routing] Add PHP fluent DSL for configuring routes
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<?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\Component\Routing\Loader\Configurator;
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use Symfony\Component\Routing\Route;
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use Symfony\Component\Routing\RouteCollection;
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/**
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class CollectionConfigurator
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{
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use Traits\AddTrait;
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use Traits\RouteTrait;
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private $parent;
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public function __construct(RouteCollection $parent, $name)
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{
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$this->parent = $parent;
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$this->name = $name;
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$this->collection = new RouteCollection();
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$this->route = new Route('');
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}
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public function __destruct()
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{
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$this->collection->addPrefix(rtrim($this->route->getPath(), '/'));
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$this->parent->addCollection($this->collection);
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}
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/**
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* Adds a route.
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*
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* @param string $name
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* @param string $value
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*
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* @return RouteConfigurator
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*/
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final public function add($name, $path)
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{
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$this->collection->add($this->name.$name, $route = clone $this->route);
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return new RouteConfigurator($this->collection, $route->setPath($path), $this->name);
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}
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/**
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* Creates a sub-collection.
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*
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* @return self
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*/
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final public function collection($name = '')
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{
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return new self($this->collection, $this->name.$name);
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}
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/**
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* Sets the prefix to add to the path of all child routes.
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*
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* @param string $prefix
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*
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* @return $this
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*/
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final public function prefix($prefix)
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{
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$this->route->setPath($prefix);
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return $this;
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}
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}
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<?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\Component\Routing\Loader\Configurator;
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use Symfony\Component\Routing\RouteCollection;
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/**
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class ImportConfigurator
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{
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use Traits\RouteTrait;
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private $parent;
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public function __construct(RouteCollection $parent, RouteCollection $route)
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{
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$this->parent = $parent;
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$this->route = $route;
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}
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public function __destruct()
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{
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$this->parent->addCollection($this->route);
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}
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/**
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* Sets the prefix to add to the path of all child routes.
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*
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* @param string $prefix
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*
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* @return $this
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*/
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final public function prefix($prefix)
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{
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$this->route->addPrefix($prefix);
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return $this;
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}
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}
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<?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\Component\Routing\Loader\Configurator;
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use Symfony\Component\Routing\Route;
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use Symfony\Component\Routing\RouteCollection;
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/**
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class RouteConfigurator
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{
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use Traits\AddTrait;
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use Traits\RouteTrait;
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public function __construct(RouteCollection $collection, Route $route, $name = '')
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{
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$this->collection = $collection;
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$this->route = $route;
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$this->name = $name;
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}
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}
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<?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\Component\Routing\Loader\Configurator;
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use Symfony\Component\Routing\Loader\PhpFileLoader;
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use Symfony\Component\Routing\RouteCollection;
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/**
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* @author Nicolas Grekas <p@tchwork.com>
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*/
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class RoutingConfigurator
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{
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use Traits\AddTrait;
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private $loader;
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private $path;
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private $file;
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public function __construct(RouteCollection $collection, PhpFileLoader $loader, $path, $file)
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{
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$this->collection = $collection;
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$this->loader = $loader;
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$this->path = $path;
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$this->file = $file;
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}
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/**
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* @return ImportConfigurator
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*/
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final public function import($resource, $type = null, $ignoreErrors = false)
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{
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$this->loader->setCurrentDir(dirname($this->path));
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$subCollection = $this->loader->import($resource, $type, $ignoreErrors, $this->file);
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return new ImportConfigurator($this->collection, $subCollection);
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}
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/**
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* @return CollectionConfigurator
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*/
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final public function collection($name = '')
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{
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return new CollectionConfigurator($this->collection, $name);
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}
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}
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@ -0,0 +1,54 @@
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<?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\Component\Routing\Loader\Configurator\Traits;
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use Symfony\Component\Routing\Loader\Configurator\RouteConfigurator;
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use Symfony\Component\Routing\Route;
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use Symfony\Component\Routing\RouteCollection;
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trait AddTrait
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{
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/**
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* @var RouteCollection
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*/
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private $collection;
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private $name = '';
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/**
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* Adds a route.
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*
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* @param string $name
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* @param string $value
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*
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* @return RouteConfigurator
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*/
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final public function add($name, $path)
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{
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$this->collection->add($this->name.$name, $route = new Route($path));
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return new RouteConfigurator($this->collection, $route);
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}
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/**
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* Adds a route.
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*
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* @param string $name
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* @param string $path
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*
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* @return RouteConfigurator
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*/
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final public function __invoke($name, $path)
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{
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return $this->add($name, $path);
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}
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}
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<?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\Component\Routing\Loader\Configurator\Traits;
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use Symfony\Component\Routing\Route;
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use Symfony\Component\Routing\RouteCollection;
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trait RouteTrait
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{
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/**
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* @var RouteCollection|Route
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*/
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private $route;
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/**
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* Adds defaults.
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*
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* @param array $defaults
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*
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* @return $this
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*/
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final public function defaults(array $defaults)
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{
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$this->route->addDefaults($defaults);
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return $this;
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}
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/**
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* Adds requirements.
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*
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* @param array $requirements
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*
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* @return $this
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*/
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final public function requirements(array $requirements)
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{
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$this->route->addRequirements($requirements);
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return $this;
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}
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/**
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* Adds options.
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*
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* @param array $options
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*
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* @return $this
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*/
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final public function options(array $options)
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{
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$this->route->addOptions($options);
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return $this;
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}
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/**
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* Sets the condition.
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*
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* @param string $condition
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*
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* @return $this
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*/
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final public function condition($condition)
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{
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$this->route->setCondition($condition);
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return $this;
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}
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/**
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* Sets the pattern for the host.
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*
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* @param string $pattern
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*
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* @return $this
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*/
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final public function host($pattern)
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{
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$this->route->setHost($pattern);
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return $this;
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}
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/**
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* Sets the schemes (e.g. 'https') this route is restricted to.
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* So an empty array means that any scheme is allowed.
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*
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* @param array $schemes
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*
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* @return $this
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*/
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final public function schemes(array $schemes)
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{
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$this->route->setSchemes($schemes);
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return $this;
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}
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/**
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* Sets the HTTP methods (e.g. 'POST') this route is restricted to.
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* So an empty array means that any method is allowed.
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*
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* @param array $methods
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*
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* @return $this
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*/
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final public function methods(array $methods)
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{
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$this->route->setMethods($methods);
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return $this;
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}
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/**
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* Adds the "_controller" entry to defaults.
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*
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* @param callable $controller a callable or parseable pseudo-callable
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*
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* @return $this
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*/
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final public function controller($controller)
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{
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$this->route->addDefaults(array('_controller' => $controller));
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return $this;
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}
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}
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@ -13,6 +13,7 @@ namespace Symfony\Component\Routing\Loader;
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use Symfony\Component\Config\Loader\FileLoader;
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use Symfony\Component\Config\Resource\FileResource;
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use Symfony\Component\Routing\Loader\Configurator\RoutingConfigurator;
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use Symfony\Component\Routing\RouteCollection;
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/**
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@ -37,7 +38,21 @@ class PhpFileLoader extends FileLoader
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$path = $this->locator->locate($file);
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$this->setCurrentDir(dirname($path));
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$collection = self::includeFile($path, $this);
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// the closure forbids access to the private scope in the included file
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$loader = $this;
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$load = \Closure::bind(function ($file) use ($loader) {
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return include $file;
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}, null, ProtectedPhpFileLoader::class);
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$result = $load($path);
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if ($result instanceof \Closure) {
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$collection = new RouteCollection();
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$result(new RoutingConfigurator($collection, $this, $path, $file), $this);
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} else {
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$collection = $result;
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}
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$collection->addResource(new FileResource($path));
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return $collection;
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@ -50,17 +65,11 @@ class PhpFileLoader extends FileLoader
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{
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return is_string($resource) && 'php' === pathinfo($resource, PATHINFO_EXTENSION) && (!$type || 'php' === $type);
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}
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/**
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* Safe include. Used for scope isolation.
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*
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* @param string $file File to include
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* @param PhpFileLoader $loader the loader variable is exposed to the included file below
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*
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* @return RouteCollection
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*/
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private static function includeFile($file, PhpFileLoader $loader)
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{
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return include $file;
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}
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}
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/**
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* @internal
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*/
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final class ProtectedPhpFileLoader extends PhpFileLoader
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{
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}
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21
src/Symfony/Component/Routing/Tests/Fixtures/php_dsl.php
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21
src/Symfony/Component/Routing/Tests/Fixtures/php_dsl.php
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<?php
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namespace Symfony\Component\Routing\Loader\Configurator;
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return function (RoutingConfigurator $routes) {
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$routes
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->add('foo', '/foo')
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->condition('abc')
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->options(array('utf8' => true))
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->add('buz', 'zub')
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->controller('foo:act');
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$routes->import('php_dsl_sub.php')
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->prefix('/sub')
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->requirements(array('id' => '\d+'));
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$routes->add('ouf', '/ouf')
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->schemes(array('https'))
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->methods(array('GET'))
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->defaults(array('id' => 0));
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};
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14
src/Symfony/Component/Routing/Tests/Fixtures/php_dsl_sub.php
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14
src/Symfony/Component/Routing/Tests/Fixtures/php_dsl_sub.php
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<?php
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namespace Symfony\Component\Routing\Loader\Configurator;
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return function (RoutingConfigurator $routes) {
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$add = $routes->collection('c_')
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->prefix('pub');
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$add('bar', '/bar');
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$add->collection('pub_')
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->host('host')
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->add('buz', 'buz');
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};
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@ -13,7 +13,10 @@ namespace Symfony\Component\Routing\Tests\Loader;
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use PHPUnit\Framework\TestCase;
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use Symfony\Component\Config\FileLocator;
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use Symfony\Component\Config\Resource\FileResource;
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use Symfony\Component\Routing\Loader\PhpFileLoader;
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use Symfony\Component\Routing\Route;
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use Symfony\Component\Routing\RouteCollection;
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class PhpFileLoaderTest extends TestCase
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{
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(string) $fileResource
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);
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}
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public function testRoutingConfigurator()
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{
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$locator = new FileLocator(array(__DIR__.'/../Fixtures'));
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$loader = new PhpFileLoader($locator);
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$routeCollection = $loader->load('php_dsl.php');
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$expectedCollection = new RouteCollection();
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$expectedCollection->add('foo', (new Route('/foo'))
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->setOptions(array('utf8' => true))
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->setCondition('abc')
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);
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$expectedCollection->add('buz', (new Route('/zub'))
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->setDefaults(array('_controller' => 'foo:act'))
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);
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$expectedCollection->add('c_bar', (new Route('/sub/pub/bar'))
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->setRequirements(array('id' => '\d+'))
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);
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$expectedCollection->add('c_pub_buz', (new Route('/sub/pub/buz'))
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->setHost('host')
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->setRequirements(array('id' => '\d+'))
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);
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$expectedCollection->add('ouf', (new Route('/ouf'))
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->setSchemes(array('https'))
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->setMethods(array('GET'))
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->setDefaults(array('id' => 0))
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);
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$expectedCollection->addResource(new FileResource(realpath(__DIR__.'/../Fixtures/php_dsl_sub.php')));
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$expectedCollection->addResource(new FileResource(realpath(__DIR__.'/../Fixtures/php_dsl.php')));
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$this->assertEquals($expectedCollection, $routeCollection);
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}
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}
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