1: <?php
 2: /**
 3:  * Provide an api to embed news in other Horde applications.
 4:  *
 5:  * Copyright 2002-2012 Horde LLC (http://www.horde.org/)
 6:  *
 7:  * See the enclosed file LICENSE for license information (BSD). If you
 8:  * did not receive this file, see http://cvs.horde.org/co.php/jonah/LICENSE.
 9:  *
10:  * @author  Chuck Hagenbuch <chuck@horde.org>
11:  */
12: class Jonah_Block_News extends Horde_Core_Block
13: {
14:     /**
15:      */
16:     public function __construct($app, $params = array())
17:     {
18:         parent::__construct($app, $params);
19: 
20:         $this->_name = _("Feed");
21:     }
22: 
23:     /**
24:      */
25:     protected function _params()
26:     {
27:         $templates = Horde::loadConfiguration('templates.php', 'templates', 'jonah');
28:         $params['source'] = array('name' => _("Feed"),
29:                                   'type' => 'enum',
30:                                   'values' => array());
31: 
32:         $channels = $GLOBALS['injector']->getInstance('Jonah_Driver')->getChannels();
33:         foreach ($channels as $channel) {
34:             $params['source']['values'][$channel['channel_id']] = $channel['channel_name'];
35:         }
36:         natcasesort($params['source']['values']);
37: 
38:         $params['view'] = array('name' => _("View"),
39:                                 'type' => 'enum',
40:                                 'values' => array(),
41:                                 );
42:         foreach ($templates as $key => $template) {
43:             $params['view']['values'][$key] = $template['name'];
44:         }
45: 
46:         $params['max'] = array('name' => _("Maximum Stories"),
47:                                'type' => 'int',
48:                                'default' => 10,
49:                                'required' => false);
50: 
51:         $params['from'] = array('name' => _("First Story"),
52:                                 'type' => 'int',
53:                                 'default' => 0,
54:                                 'required' => false);
55: 
56:         return $params;
57:     }
58: 
59:     /**
60:      */
61:     protected function _title()
62:     {
63:         try {
64:             $channel = $GLOBALS['injector']->getInstance('Jonah_Driver')->getChannel($this->_params['source']);
65:         } catch (Jonah_Exception $e) {
66:             return htmlspecialchars($e->getMessage());
67:         }
68: 
69:         if (!empty($channel['channel_link'])) {
70:             $title = Horde::link(htmlspecialchars($channel['channel_link']), '', '', '_blank')
71:                 . htmlspecialchars($channel['channel_name'])
72:                 . '</a>';
73:         } else {
74:             $title = htmlspecialchars($channel['channel_name']);
75:         }
76: 
77:         return $title;
78:     }
79: 
80:     /**
81:      */
82:     protected function _content()
83:     {
84:         if (empty($this->_params['source'])) {
85:             return _("No feed specified.");
86:         }
87: 
88:         $view = isset($this->_params['view']) ? $this->_params['view'] : 'standard';
89: 
90:         return $GLOBALS['injector']->getInstance('Jonah_Driver')->renderChannel(
91:                 $this->_params['source'],
92:                 $view,
93:                 $this->_params['max'],
94:                 $this->_params['from']);
95:     }
96: 
97: }
98: