Dynamic settings injection 4/4, as of eZ 5.4 / 2014.09 - 3rd party parameters

00 - services.yml

parameters:
    acme_test.my_service.class: Acme\TestBundle\MyServiceClass

    # "acme" is our parameter namespace.
    # Null is the default value.
    acme.default.some_parameter: ~
    acme.ezdemo_site.some_parameter: foo
    acme.ezdemo_site_admin.some_parameter: bar

services:
    acme_test.my_service:
        class: %acme_test.my_service.class%
        # The following argument will automatically resolve to the right value, depending on the current SiteAccess.
        # We specify "acme" as the namespace we want to use for parameter resolving.
        calls:
            - [setSomeParameter, ["$some_parameter;acme$"]]

01 - MyServiceClass.php

<?php
namespace Acme\TestBundle;

class MyServiceClass
{
    private $myParameter;

    public function setSomeParameter( $myParameter = null )
    {
        // Will be "foo" for ezdemo_site, "bar" for ezdemo_site_admin, or null if another SiteAccess.
        $this->myParameter = $myParameter;
    }
}