interface/modules/zend_modules/library/Zend/Barcode/ObjectPluginManager.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Barcode;
  11
  12 use Zend\ServiceManager\AbstractPluginManager;
  13
  14 /**
  15  * Plugin manager implementation for barcode parsers.
  16  *
  17  * Enforces that barcode parsers retrieved are instances of
  18  * Object\AbstractObject. Additionally, it registers a number of default
  19  * barcode parsers.
  20  */
  21 class ObjectPluginManager extends AbstractPluginManager
  22 {
  23     /**
  24      * @var bool Ensure services are not shared
  25      */
  26     protected $shareByDefault = false;
  27
  28     /**
  29      * Default set of barcode parsers
  30      *
  31      * @var array
  32      */
  33     protected $invokableClasses = array(
  34         'codabar'           => 'Zend\Barcode\Object\Codabar',
  35         'code128'           => 'Zend\Barcode\Object\Code128',
  36         'code25'            => 'Zend\Barcode\Object\Code25',
  37         'code25interleaved' => 'Zend\Barcode\Object\Code25interleaved',
  38         'code39'            => 'Zend\Barcode\Object\Code39',
  39         'ean13'             => 'Zend\Barcode\Object\Ean13',
  40         'ean2'              => 'Zend\Barcode\Object\Ean2',
  41         'ean5'              => 'Zend\Barcode\Object\Ean5',
  42         'ean8'              => 'Zend\Barcode\Object\Ean8',
  43         'error'             => 'Zend\Barcode\Object\Error',
  44         'identcode'         => 'Zend\Barcode\Object\Identcode',
  45         'itf14'             => 'Zend\Barcode\Object\Itf14',
  46         'leitcode'          => 'Zend\Barcode\Object\Leitcode',
  47         'planet'            => 'Zend\Barcode\Object\Planet',
  48         'postnet'           => 'Zend\Barcode\Object\Postnet',
  49         'royalmail'         => 'Zend\Barcode\Object\Royalmail',
  50         'upca'              => 'Zend\Barcode\Object\Upca',
  51         'upce'              => 'Zend\Barcode\Object\Upce',
  52     );
  53
  54     /**
  55      * Validate the plugin
  56      *
  57      * Checks that the barcode parser loaded is an instance
  58      * of Object\AbstractObject.
  59      *
  60      * @param  mixed $plugin
  61      * @return void
  62      * @throws Exception\InvalidArgumentException if invalid
  63      */
  64     public function validatePlugin($plugin)
  65     {
  66         if ($plugin instanceof Object\AbstractObject) {
  67             // we're okay
  68             return;
  69         }
  70
  71         throw new Exception\InvalidArgumentException(sprintf(
  72             'Plugin of type %s is invalid; must extend %s\Object\AbstractObject',
  73             (is_object($plugin) ? get_class($plugin) : gettype($plugin)),
  74             __NAMESPACE__
  75         ));
  76     }
  77 }