Example for http://www.whitewashing.de/2013/04/12/traits_are_static_access.html

AcmeController.php

<?php

class AcmeController implements ContainerAwareInterface
{
    use ContainerAwareTrait;
    use RedirectTrait;

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

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)
        );
    }
}

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];
    }
}

ContainerAwareInterface.php

<?php

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

ContainerAwareTrait.php

<?php

trait ContainerAwareTrait
{
    /**
     * @var ContainerInterface
     */
    protected $container;
    
    public function setContainer(ContainerInterface $container = null)
    {
        $this->container = $container;
    }
}

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);
}

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';
    }
}

RedirectorInterface.php

<?php

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

RedirectResponse.php

<?php

class RedirectResponse
{
    protected $url;
    
    public function __construct($url)
    {
        $this->url = $url;
    }
    
    public function __toString()
    {
        return $this->url;
    }
}

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);
    }
}

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;

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());
}

https://gist.github.com/havvg/5372832#file-runtime-php-L26 Do you still stand by this line?

Overall this seems a level up in how to use traits, but there are still some parts I'm not sure about...