<?php
|
|
/*
|
* This file is part of Pimple.
|
*
|
* Copyright (c) 2009 Fabien Potencier
|
*
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
* of this software and associated documentation files (the "Software"), to deal
|
* in the Software without restriction, including without limitation the rights
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
* copies of the Software, and to permit persons to whom the Software is furnished
|
* to do so, subject to the following conditions:
|
*
|
* The above copyright notice and this permission notice shall be included in all
|
* copies or substantial portions of the Software.
|
*
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
|
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
* THE SOFTWARE.
|
*/
|
|
namespace Pimple\Psr11;
|
|
use Pimple\Container as PimpleContainer;
|
use Pimple\Exception\UnknownIdentifierException;
|
use Psr\Container\ContainerInterface;
|
|
/**
|
* Pimple PSR-11 service locator.
|
*
|
* @author Pascal Luna <skalpa@zetareticuli.org>
|
*/
|
class ServiceLocator implements ContainerInterface
|
{
|
private $container;
|
private $aliases = array();
|
|
/**
|
* @param PimpleContainer $container The Container instance used to locate services
|
* @param array $ids Array of service ids that can be located. String keys can be used to define aliases
|
*/
|
public function __construct(PimpleContainer $container, array $ids)
|
{
|
$this->container = $container;
|
|
foreach ($ids as $key => $id) {
|
$this->aliases[\is_int($key) ? $id : $key] = $id;
|
}
|
}
|
|
/**
|
* {@inheritdoc}
|
*/
|
public function get($id)
|
{
|
if (!isset($this->aliases[$id])) {
|
throw new UnknownIdentifierException($id);
|
}
|
|
return $this->container[$this->aliases[$id]];
|
}
|
|
/**
|
* {@inheritdoc}
|
*/
|
public function has($id)
|
{
|
return isset($this->aliases[$id]) && isset($this->container[$this->aliases[$id]]);
|
}
|
}
|