Zend/Pdf/Target.php

0001 <?php
0002 /**
0003  * Zend Framework
0004  *
0005  * LICENSE
0006  *
0007  * This source file is subject to the new BSD license that is bundled
0008  * with this package in the file LICENSE.txt.
0009  * It is also available through the world-wide-web at this URL:
0010  * http://framework.zend.com/license/new-bsd
0011  * If you did not receive a copy of the license and are unable to
0012  * obtain it through the world-wide-web, please send an email
0013  * to license@zend.com so we can send you a copy immediately.
0014  *
0015  * @category   Zend
0016  * @package    Zend_Pdf
0017  * @subpackage Actions
0018  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
0019  * @license    http://framework.zend.com/license/new-bsd     New BSD License
0020  * @version    $Id$
0021  */
0022
0023
0024 /**
0025  * PDF target (action or destination)
0026  *
0027  * @package    Zend_Pdf
0028  * @subpackage Actions
0029  * @copyright  Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
0030  * @license    http://framework.zend.com/license/new-bsd     New BSD License
0031  */
0032 abstract class Zend_Pdf_Target
0033 {
0034     /**
0035      * Parse resource and return it as an Action or Explicit Destination
0036      *
0037      * $param Zend_Pdf_Element $resource
0038      * @return Zend_Pdf_Destination|
0039      * @throws Zend_Pdf_Exception
0040      */
0041     public static function load(Zend_Pdf_Element $resource) {
0042         // require_once 'Zend/Pdf/Element.php';
0043         if ($resource->getType() == Zend_Pdf_Element::TYPE_DICTIONARY) {
0044             if (($resource->Type === null  ||  $resource->Type->value =='Action')  &&  $resource->S !== null) {
0045                 // It's a well-formed action, load it
0046                 // require_once 'Zend/Pdf/Action.php';
0047                 return Zend_Pdf_Action::load($resource);
0048             } else if ($resource->D !== null) {
0049                 // It's a destination
0050                 $resource = $resource->D;
0051             } else {
0052                 // require_once 'Zend/Pdf/Exception.php';
0053                 throw new Zend_Pdf_Exception('Wrong resource type.');
0054             }
0055         }
0056
0057         if ($resource->getType() == Zend_Pdf_Element::TYPE_ARRAY  ||
0058             $resource->getType() == Zend_Pdf_Element::TYPE_NAME   ||
0059             $resource->getType() == Zend_Pdf_Element::TYPE_STRING) {
0060             // Resource is an array, just treat it as an explicit destination array
0061             // require_once 'Zend/Pdf/Destination.php';
0062             return Zend_Pdf_Destination::load($resource);
0063         } else {
0064             // require_once 'Zend/Pdf/Exception.php';
0065             throw new Zend_Pdf_Exception( 'Wrong resource type.' );
0066         }
0067     }
0068
0069     /**
0070      * Get resource
0071      *
0072      * @internal
0073      * @return Zend_Pdf_Element
0074      */
0075     abstract public function getResource();
0076 }