ak4n · August 29, 2015 14:10
diff --git a/AcmeController.php b/AcmeController.php
 <?php

 class AcmeController implements ContainerAwareInterface
 {
    use ContainerAwareTrait;
    use RedirectTrait;

    public function indexAction()
    {
        return $this->redirect('some_route', [
            // ..
        ]);
    }
 }
diff --git a/AcmeRedirector.php b/AcmeRedirector.php
 <?php

 class AcmeRedirector implements RedirectorInterface
 {
    protected $urlGenerator;
    
    public function __construct(UrlGeneratorInterface $urlGenerator)
    {
        $this->urlGenerator = $urlGenerator;
    }
    
    public function redirect($routeName, $parameters)
    {
        return new RedirectResponse(
            $this->urlGenerator->generate($routeName, $parameters)
        );
    }
 }
diff --git a/Container.php b/Container.php
 <?php
    
 class Container implements ContainerInterface
 {
    protected $services = [];
    
    public function set($id, $service)
    {
        $this->services[$id] = $service;
    }
    
    public function get($id)
    {
        return $this->services[$id];
    }
 }
diff --git a/ContainerAwareInterface.php b/ContainerAwareInterface.php
 <?php

 interface ContainerAwareInterface
 {
    public function setContainer(ContainerInterface $container = null);
 }
diff --git a/ContainerAwareTrait.php b/ContainerAwareTrait.php
 <?php

 trait ContainerAwareTrait
 {
    /**
     * @var ContainerInterface
     */
    protected $container;
    
    public function setContainer(ContainerInterface $container = null)
    {
        $this->container = $container;
    }
 }
diff --git a/ContainerInterface.php b/ContainerInterface.php
 <?php
    
 interface ContainerInterface
 {
    /**
     * Save a service providing object under a named id.
     *
     * @param string $id
     * @param object $service
     */ 
    public function set($id, $service);
    
    /**
     * Retrieve a service by its id.
     *
     * @param string $id
     *
     * @return object
     */
    public function get($id);
 }
diff --git a/ExampleUrlGenerator.php b/ExampleUrlGenerator.php
 <?php
    
 class ExampleUrlGenerator implements UrlGeneratorInterface
 {
    // Generates a URL in any way,
    // requires to inject dependencies accordingly.
        
    public function generate($routeName, array $parameters = array())
    {   
        return 'http://example.com';
    }
 }
diff --git a/RedirectorInterface.php b/RedirectorInterface.php
 <?php

 interface RedirectorInterface
 {
    public function redirect($routeName, $parameters);
 }
diff --git a/RedirectResponse.php b/RedirectResponse.php
 <?php

 class RedirectResponse
 {
    protected $url;
    
    public function __construct($url)
    {
        $this->url = $url;
    }
    
    public function __toString()
    {
        return $this->url;
    }
 }
diff --git a/RedirectTrait.php b/RedirectTrait.php
 <?php

 trait RedirectTrait
 {
    /**
     * @var RedirectorInterface
     */
    protected $redirector;
    
    public function setRedirector(RedirectorInterface $redirector)
    {
        $this->redirector = $redirector;
    }
    
    public function redirect($routeName, $parameters)
    {
        return $this->redirector->redirect($routeName, $parameters);
    }
 }
diff --git a/runtime.php b/runtime.php
 <?php

 foreach ([
    __DIR__ . '/ContainerInterface.php',
    __DIR__ . '/ContainerAwareInterface.php',
    __DIR__ . '/UrlGeneratorInterface.php',
    __DIR__ . '/RedirectorInterface.php',

    __DIR__ . '/ContainerAwareTrait.php',
    __DIR__ . '/RedirectTrait.php',
    
    __DIR__ . '/Container.php',
    __DIR__ . '/RedirectResponse.php',
    __DIR__ . '/ExampleUrlGenerator.php',
    
    __DIR__ . '/AcmeRedirector.php',
    __DIR__ . '/AcmeController.php',
 ] as $eachFile) { require_once $eachFile; }

 $container = new Container();
 $container->set('controller', new AcmeController());

 // meanwhile in some generated code ..
 $controller = $container->get('controller');
 $controller->setRedirector(new AcmeRedirector(new ExampleUrlGenerator()));
 if ($controller instanceof ContainerAwareInterface) {
    $controller->setContainer($container);
 }

 // .. let's run that
 echo $controller->indexAction(), PHP_EOL;
diff --git a/UrlGeneratorInterface.php b/UrlGeneratorInterface.php
 <?php

 interface UrlGeneratorInterface
 {
    /**
     * Generate the Url for a given route name and its parameters.
     *
     * @return string
     */
    public function generate($name, array $parameters = array());
 }
	<?php

	class AcmeController implements ContainerAwareInterface
	{
	use ContainerAwareTrait;
	use RedirectTrait;

	public function indexAction()
	{
	return $this->redirect('some_route', [
	// ..
	]);
	}
	}
	<?php

	class AcmeRedirector implements RedirectorInterface
	{
	protected $urlGenerator;

	public function __construct(UrlGeneratorInterface $urlGenerator)
	{
	$this->urlGenerator = $urlGenerator;
	}

	public function redirect($routeName, $parameters)
	{
	return new RedirectResponse(
	$this->urlGenerator->generate($routeName, $parameters)
	);
	}
	}
	<?php

	class Container implements ContainerInterface
	{
	protected $services = [];

	public function set($id, $service)
	{
	$this->services[$id] = $service;
	}

	public function get($id)
	{
	return $this->services[$id];
	}
	}
	<?php

	interface ContainerAwareInterface
	{
	public function setContainer(ContainerInterface $container = null);
	}
	<?php

	trait ContainerAwareTrait
	{
	/**
	* @var ContainerInterface
	*/
	protected $container;

	public function setContainer(ContainerInterface $container = null)
	{
	$this->container = $container;
	}
	}
	<?php

	interface ContainerInterface
	{
	/**
	* Save a service providing object under a named id.
	*
	* @param string $id
	* @param object $service
	*/
	public function set($id, $service);

	/**
	* Retrieve a service by its id.
	*
	* @param string $id
	*
	* @return object
	*/
	public function get($id);
	}
	<?php

	class ExampleUrlGenerator implements UrlGeneratorInterface
	{
	// Generates a URL in any way,
	// requires to inject dependencies accordingly.

	public function generate($routeName, array $parameters = array())
	{
	return 'http://example.com';
	}
	}
	<?php

	interface RedirectorInterface
	{
	public function redirect($routeName, $parameters);
	}
	<?php

	class RedirectResponse
	{
	protected $url;

	public function __construct($url)
	{
	$this->url = $url;
	}

	public function __toString()
	{
	return $this->url;
	}
	}
	<?php

	trait RedirectTrait
	{
	/**
	* @var RedirectorInterface
	*/
	protected $redirector;

	public function setRedirector(RedirectorInterface $redirector)
	{
	$this->redirector = $redirector;
	}

	public function redirect($routeName, $parameters)
	{
	return $this->redirector->redirect($routeName, $parameters);
	}
	}