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   1  <?php
   2  
   3  /**
   4   * Zend Framework
   5   *
   6   * LICENSE
   7   *
   8   * This source file is subject to the new BSD license that is bundled
   9   * with this package in the file LICENSE.txt.
  10   * It is also available through the world-wide-web at this URL:
  11   * http://framework.zend.com/license/new-bsd
  12   * If you did not receive a copy of the license and are unable to
  13   * obtain it through the world-wide-web, please send an email
  14   * to [email protected] so we can send you a copy immediately.
  15   *
  16   * @category   Zend
  17   * @package    Zend_Service
  18   * @subpackage Simpy
  19   * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
  20   * @license    http://framework.zend.com/license/new-bsd     New BSD License
  21   * @version    $Id$
  22   */
  23  
  24  
  25  /**
  26   * @see Zend_Service_Simpy_Note
  27   */
  28  require_once 'Zend/Service/Simpy/Note.php';
  29  
  30  
  31  /**
  32   * @category   Zend
  33   * @package    Zend_Service
  34   * @subpackage Simpy
  35   * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
  36   * @license    http://framework.zend.com/license/new-bsd     New BSD License
  37   */
  38  class Zend_Service_Simpy_NoteSet implements IteratorAggregate
  39  {
  40      /**
  41       * List of notes
  42       *
  43       * @var array of Zend_Service_Simpy_Note objects
  44       */
  45      protected $_notes;
  46  
  47      /**
  48       * Constructor to initialize the object with data
  49       *
  50       * @param  DOMDocument $doc Parsed response from a GetNotes operation
  51       * @return void
  52       */
  53      public function __construct(DOMDocument $doc)
  54      {
  55          $xpath = new DOMXPath($doc);
  56          $list = $xpath->query('//notes/note');
  57          $this->_notes = array();
  58  
  59          for ($x = 0; $x < $list->length; $x++) {
  60              $this->_notes[$x] = new Zend_Service_Simpy_Note($list->item($x));
  61          }
  62      }
  63  
  64      /**
  65       * Returns an iterator for the note set
  66       *
  67       * @return ArrayIterator
  68       */
  69      public function getIterator()
  70      {
  71          return new ArrayIterator($this->_notes);
  72      }
  73  
  74      /**
  75       * Returns the number of notes in the set
  76       *
  77       * @return int
  78       */
  79      public function getLength()
  80      {
  81          return count($this->_notes);
  82      }
  83  }