codeinc/services-manager

Services manager written in PHP 7

Services manager

The library is intended to be used as a services manager. It is written in PHP 7.1., _(*1)

Usage

<?php
use CodeInc\ServicesManager\ServicesManager;
use CodeInc\ServicesManager\ServiceInterface;

// a first service
class MyFirstService implements ServiceInterface 
{
    public function hello(string $name):void
    {
        echo sprintf("Hello %s!", $name);
    }
}

// a second service using the first service
class MySecondService implements ServiceInterface
 {
    /** @var MyFirstService */
    private $myFirstClass;

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

    public function helloWorld():void
    {
        $this->myFirstClass->hello("World");
    }
}

// calling the second service, the service manager is going to first instantiated MyFirstService
// then instantiate MySecondService with MyFirstService as a parameter.
$serviceManager = new ServicesManager();
$mySecondService = $serviceManager->getService(MySecondService::class);
$mySecondService->helloWorld();

// you also can add external objects to makes them available to the servides,
// for instance a PSR-7 ServerRequest object or Doctrine's EntityManager.
$serviceManager->addService($entityManager);

// the service manager will pass the instance of the service manager added
// using addService()
class MyThirdService {
    public function __construct(EntityManager $entityManager) { }
}

Installation

This library is available through Packagist and can be installed using Composer:, _(*2)

composer require codeinc/services-manager

License

This library is published under the MIT license (see the LICENSE file)., _(*3)