1: <?php
 2: /**
 3:  * Copyright 2008-2012 Horde LLC (http://www.horde.org/)
 4:  *
 5:  * @author   Chuck Hagenbuch <chuck@horde.org>
 6:  * @license  http://www.horde.org/licenses/bsd BSD
 7:  * @category Horde
 8:  * @package  Feed
 9:  */
10: 
11: /**
12:  * Blogroll feed list class
13:  *
14:  * This is not a generic OPML implementation, but one focused on lists of feeds,
15:  * i.e. blogrolls. See http://en.wikipedia.org/wiki/OPML for more information on
16:  * OPML.
17:  *
18:  * @author   Chuck Hagenbuch <chuck@horde.org>
19:  * @license  http://www.horde.org/licenses/bsd BSD
20:  * @category Horde
21:  * @package  Feed
22:  */
23: class Horde_Feed_Blogroll extends Horde_Feed_Base
24: {
25:     /**
26:      * The classname for individual feed elements.
27:      * @var string
28:      */
29:     protected $_listItemClassName = 'Horde_Feed_Entry_Blogroll';
30: 
31:     /**
32:      * The default namespace for blogrolls.
33:      * @var string
34:      */
35:     protected $_defaultNamespace = '';
36: 
37:     /**
38:      * The XML string for an "empty" Blogroll.
39:      * @var string
40:      */
41:     protected $_emptyXml = '<?xml version="1.0" encoding="utf-8"?><opml version="1.1"></opml>';
42: 
43:     /**
44:      * Cache outline elements so they don't need to be searched for on every
45:      * operation.
46:      */
47:     protected function _buildListItemCache()
48:     {
49:         $entries = array();
50:         foreach ($this->_element->getElementsByTagName('outline') as $child) {
51:             if ($child->attributes->getNamedItem('xmlurl')) {
52:                 $entries[] = $child;
53:             }
54:         }
55: 
56:         return $entries;
57:     }
58: 
59:     public function getBody()
60:     {
61:         return $this;
62:     }
63: 
64:     public function getOutline()
65:     {
66:         return $this;
67:     }
68: 
69:     public function getTitle()
70:     {
71:         return $this->head->title;
72:     }
73: 
74: }
75: