Webservice/Twig/RemoteClientExtension.php

<?php

namespace WebserviceBundle\Twig;

use WebserviceBundle\Services\Webservice;
use WebserviceBundle\Utils\HttpUtils;

class RemoteClientExtension extends \Twig_Extension
{
    
    /**
     * @var Webservice
     */
    protected $webservice;
    
    /**
     * @var string
     */
    protected $remoteClientCreateUrl;
    
    
    /**
     * @param Webservice $webservice
     * @param string $remoteClientCreateUrl
     */
    public function __construct(Webservice $webservice, $remoteClientCreateUrl)
    {
        $this->webservice = $webservice;
        $this->remoteClientCreateUrl = $remoteClientCreateUrl;
    }

    /**
     * @return array
     */
    public function getFunctions()
    {
        return array(
            new \Twig_SimpleFunction('remote_client', array($this, 'getClient')),
            new \Twig_SimpleFunction('remote_client_url', array($this, 'getClientCreateUrl')),
        );
    }

    /**
     * @param int $clientId
     * 
     * @return string
     */
    public function getClient($clientId)
    {
        return $this->webservice->getById('client', $clientId);
    }

    /**
     * @return string
     */
    public function getClientCreateUrl()
    {
        $url = HttpUtils::cleanUrl($this->remoteClientCreateUrl);
        if ($url == '' || filter_var($url, FILTER_VALIDATE_URL) === false) {
            return '#';
        }
        
        return $url;
    }
    
    /**
     * @return string
     */
    public function getName()
    {
        return 'remote_client_extension';
    }

}