/**
* A method to launch and display the widget
*
* @param array $aParams The parameters array, usually $_REQUEST
*/
function display()
{
if (!$this->oTpl->is_cached()) {
RV::disableErrorHandling();
$oRss = new XML_RSS($this->url);
$result = $oRss->parse();
RV::enableErrorHandling();
// ignore bad character error which could appear if rss is using invalid characters
if (PEAR::isError($result)) {
if (!strstr($result->getMessage(), 'Invalid character')) {
PEAR::raiseError($result);
// rethrow
$this->oTpl->caching = false;
}
}
$aPost = array_slice($oRss->getItems(), 0, $this->posts);
foreach ($aPost as $key => $aValue) {
$aPost[$key]['origTitle'] = $aValue['title'];
if (strlen($aValue['title']) > 38) {
$aPost[$key]['title'] = substr($aValue['title'], 0, 38) . '...';
}
}
$this->oTpl->assign('title', $this->title);
$this->oTpl->assign('feed', $aPost);
$this->oTpl->assign('siteTitle', $this->siteTitle);
$this->oTpl->assign('siteUrl', $this->siteUrl);
}
$this->oTpl->display();
}
function isDataRequired()
{
return $this->draw && !$this->oTpl->is_cached();
}
