Client example

gistfile1.php

<?php

class ServiceClient {
    
    private $service;
    private $http;
    
    public function __construct(Service $service, Http $http) {
        $this->service = $service;
        $this->http = $http;
    }

    public function getService() {
        return $this->service;
    }

    public function setService(Service $service) {
        $this->service = $service;
    }
    
    public function call() {
        sfContext::getInstance()->getLogger()->info("Calling service " . get_class($this->service) . " with url {$this->service->getUrl()}");
        $this->http->setUrl($this->service->getUrl());
        $this->http->setMethod($this->service->getMethod());
        $this->http->setBody($this->service->getBody());
        $this->http->send();
        return $this->http->getResponseBody();
    }
}