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<?php
/* Disable block if not using PHP 5.2+. */
if (version_compare(PHP_VERSION, '5.2', '>=')) {
$block_name = _("Syndicated Feed");
}
/**
* $Horde: horde/lib/Block/feed.php,v 1.1.2.1 2008/01/14 20:34:48 chuck Exp $
*
* @package Horde_Block
*/
class Horde_Block_Horde_feed extends Horde_Block {
var $_app = 'horde';
var $_feed = null;
function _params()
{
return array('uri' => array('type' => 'text',
'name' => _("Feed Address")),
'limit' => array('name' => _("Number of articles to display"),
'type' => 'int',
'default' => 10),
'interval' => array('name' => _("How many seconds before we check for new articles?"),
'type' => 'int',
'default' => 86400),
'details' => array('name' => _("Show extra detail?"),
'type' => 'boolean',
'default' => 20));
}
/**
* The title to go in this block.
*
* @return string The title text.
*/
function _title()
{
$this->_read();
if (is_a($this->_feed, 'Horde_Feed_Base')) {
return $this->_feed->title();
}
return _("Feed");
}
/**
* The content to go in this block.
*
* @return string The content
*/
function _content()
{
$this->_read();
if (is_a($this->_feed, 'Horde_Feed_Base')) {
$html = '';
$count = 0;
foreach ($this->_feed as $entry) {
if ($count++ > $this->_params['limit']) {
break;
}
$html .= '<a href="' . $entry->link. '"';
if (empty($this->_params['details'])) {
$html .= ' title="' . htmlspecialchars(strip_tags($entry->description())) . '"';
}
$html .= '>' . htmlspecialchars($entry->title) . '</a>';
if (!empty($this->_params['details'])) {
$html .= '<br />' . htmlspecialchars(strip_tags($entry->description())). "<br />\n";
}
$html .= '<br />';
}
return $html;
} elseif (is_string($this->_feed)) {
return $this->_feed;
} else {
return '';
}
}
function _read()
{
if (empty($this->_params['uri'])) {
return;
}
require_once dirname(__FILE__) . '/feed/reader.php';
$this->_feed = Horde_Block_Horde_feed_reader::read(
$this->_params['uri'],
$this->_params['interval']
);
}
}
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