static function getFeed($params)
{
// module params
$rssurl = $params->get('rssurl', '');
// get RSS parsed object
$cache_time = 0;
if ($params->get('cache')) {
$cache_time = $params->get('cache_time', 15) * 60;
}
$rssDoc = JSimplepieFactory::getFeedParser($rssurl, $cache_time);
$feed = new stdclass();
if ($rssDoc != false) {
// channel header and link
$feed->title = $rssDoc->get_title();
$feed->link = $rssDoc->get_link();
$feed->description = $rssDoc->get_description();
// channel image if exists
$feed->image->url = $rssDoc->get_image_url();
$feed->image->title = $rssDoc->get_image_title();
// items
$items = $rssDoc->get_items();
// feed elements
$feed->items = array_slice($items, 0, $params->get('rssitems', 5));
} else {
$feed = false;
}
return $feed;
}
/**
* Get RSS News feed
*
* @return string
*/
public function getRSSFeed()
{
// Get RSS parsed object
$rssDoc = JSimplepieFactory::getFeedParser('http://feeds.feedburner.com/fabrik', 86400);
if ($rssDoc == false) {
$output = JText::_('Error: Feed not retrieved');
} else {
// Channel header and link
$title = $rssDoc->get_title();
$link = $rssDoc->get_link();
$output = '<table class="adminlist">';
$output .= '<tr><th colspan="3"><a href="' . $link . '" target="_blank">' . JText::_($title) . '</th></tr>';
$items = array_slice($rssDoc->get_items(), 0, 3);
$numItems = count($items);
if ($numItems == 0) {
$output .= '<tr><th>' . JText::_('No news items found') . '</th></tr>';
} else {
$k = 0;
for ($j = 0; $j < $numItems; $j++) {
$item = $items[$j];
$output .= '<tr><td class="row' . $k . '">';
$output .= '<a href="' . $item->get_link() . '" target="_blank">' . $item->get_title() . '</a>';
$output .= '<br />' . $item->get_date('Y-m-d');
if ($item->get_description()) {
$description = $this->_truncateText($item->get_description(), 50);
$output .= '<br />' . $description;
}
$output .= '</td></tr>';
}
}
$k = 1 - $k;
$output .= '</table>';
}
return $output;
}
/**
* Get fabrikar.com rss feed
*
* @return string
*/
public function getRSSFeed()
{
// Get RSS parsed object - Turn off error reporting as SimplePie creates strict error notices.
$origError = error_reporting();
error_reporting(0);
$version = new JVersion();
if ($version->RELEASE == 2.5) {
// get RSS parsed object
$options = array();
$options['rssUrl'] = 'http://feeds.feedburner.com/fabrik';
$options['cache_time'] = 86400;
$rssDoc = JFactory::getXMLparser('RSS', $options);
} else {
$rssDoc = JSimplepieFactory::getFeedParser('http://feeds.feedburner.com/fabrik', 86400);
}
if ($rssDoc == false) {
$output = FText::_('Error: Feed not retrieved');
} else {
// Channel header and link
$title = $rssDoc->get_title();
$link = $rssDoc->get_link();
$output = '<table class="adminlist">';
$output .= '<tr><th colspan="3"><a href="' . $link . '" target="_blank">' . FText::_($title) . '</th></tr>';
$items = array_slice($rssDoc->get_items(), 0, 3);
$numItems = count($items);
if ($numItems == 0) {
$output .= '<tr><th>' . FText::_('No news items found') . '</th></tr>';
} else {
$k = 0;
for ($j = 0; $j < $numItems; $j++) {
$item = $items[$j];
$output .= '<tr><td class="row' . $k . '">';
$output .= '<a href="' . $item->get_link() . '" target="_blank">' . $item->get_title() . '</a>';
$output .= '<br />' . $item->get_date('Y-m-d');
if ($item->get_description()) {
$description = FabrikString::truncate($item->get_description(), array('wordcount' => 50));
$output .= '<br />' . $description;
}
$output .= '</td></tr>';
$k = 1 - $k;
}
}
$output .= '</table>';
}
error_reporting($origError);
return $output;
}
/**
* Get a parsed XML Feed Source
*
* @param string $url Url for feed source.
* @param integer $cache_time Time to cache feed for (using internal cache mechanism).
*
* @return mixed SimplePie parsed object on success, false on failure.
*
* @since 11.1
* @deprecated 13.3 Use JSimplepieFactory::getFeedParser() instead.
*/
public static function getFeedParser($url, $cache_time = 0)
{
if (!class_exists('JSimplepieFactory')) {
throw new BadMethodCallException('JSimplepieFactory not found');
}
JLog::add(__METHOD__ . ' is deprecated. Use JSimplepieFactory::getFeedParser() instead.', JLog::WARNING, 'deprecated');
return JSimplepieFactory::getFeedParser($url, $cache_time);
}
/**
* @since 1.6
*/
function display($tpl = null)
{
// Initialise variables.
$app = JFactory::getApplication();
$user = JFactory::getUser();
$dispatcher = JEventDispatcher::getInstance();
// Get view related request variables.
$print = JRequest::getBool('print');
// Get model data.
$state = $this->get('State');
$item = $this->get('Item');
if ($item) {
// Get Category Model data
$categoryModel = JModelLegacy::getInstance('Category', 'NewsfeedsModel', array('ignore_request' => true));
$categoryModel->setState('category.id', $item->catid);
$categoryModel->setState('list.ordering', 'a.name');
$categoryModel->setState('list.direction', 'asc');
$items = $categoryModel->getItems();
}
// Check for errors.
// @TODO Maybe this could go into JComponentHelper::raiseErrors($this->get('Errors'))
if (count($errors = $this->get('Errors'))) {
JError::raiseWarning(500, implode("\n", $errors));
return false;
}
// Add router helpers.
$item->slug = $item->alias ? $item->id . ':' . $item->alias : $item->id;
$item->catslug = $item->category_alias ? $item->catid . ':' . $item->category_alias : $item->catid;
$item->parent_slug = $item->category_alias ? $item->parent_id . ':' . $item->parent_alias : $item->parent_id;
// check if cache directory is writeable
$cacheDir = JPATH_CACHE . '/';
if (!is_writable($cacheDir)) {
JError::raiseNotice('0', JText::_('COM_NEWSFEEDS_CACHE_DIRECTORY_UNWRITABLE'));
return;
}
// Merge newsfeed params. If this is single-newsfeed view, menu params override newsfeed params
// Otherwise, newsfeed params override menu item params
$params = $state->get('params');
$newsfeed_params = clone $item->params;
$active = $app->getMenu()->getActive();
$temp = clone $params;
// Check to see which parameters should take priority
if ($active) {
$currentLink = $active->link;
// If the current view is the active item and an newsfeed view for this feed, then the menu item params take priority
if (strpos($currentLink, 'view=newsfeed') && strpos($currentLink, '&id=' . (string) $item->id)) {
// $item->params are the newsfeed params, $temp are the menu item params
// Merge so that the menu item params take priority
$newsfeed_params->merge($temp);
$item->params = $newsfeed_params;
// Load layout from active query (in case it is an alternative menu item)
if (isset($active->query['layout'])) {
$this->setLayout($active->query['layout']);
}
} else {
// Current view is not a single newsfeed, so the newsfeed params take priority here
// Merge the menu item params with the newsfeed params so that the newsfeed params take priority
$temp->merge($newsfeed_params);
$item->params = $temp;
// Check for alternative layouts (since we are not in a single-newsfeed menu item)
if ($layout = $item->params->get('newsfeed_layout')) {
$this->setLayout($layout);
}
}
} else {
// Merge so that newsfeed params take priority
$temp->merge($newsfeed_params);
$item->params = $temp;
// Check for alternative layouts (since we are not in a single-newsfeed menu item)
if ($layout = $item->params->get('newsfeed_layout')) {
$this->setLayout($layout);
}
}
$offset = $state->get('list.offset');
// Check the access to the newsfeed
$levels = $user->getAuthorisedViewLevels();
if (!in_array($item->access, $levels) or in_array($item->access, $levels) and !in_array($item->category_access, $levels)) {
JError::raiseWarning(403, JText::_('JERROR_ALERTNOAUTHOR'));
return;
}
// Get the current menu item
$menus = $app->getMenu();
$menu = $menus->getActive();
$params = $app->getParams();
// Get the newsfeed
$newsfeed = $item;
$temp = new JRegistry();
$temp->loadString($item->params);
$params->merge($temp);
$rssDoc = JSimplepieFactory::getFeedParser($newsfeed->link, $newsfeed->cache_time);
if ($rssDoc == false) {
$msg = JText::_('COM_NEWSFEEDS_ERRORS_FEED_NOT_RETRIEVED');
$app->redirect(NewsFeedsHelperRoute::getCategoryRoute($newsfeed->catslug), $msg);
return;
}
$lists = array();
// channel header and link
$newsfeed->channel['title'] = $rssDoc->get_title();
$newsfeed->channel['link'] = $rssDoc->get_link();
$newsfeed->channel['description'] = $rssDoc->get_description();
$newsfeed->channel['language'] = $rssDoc->get_language();
// channel image if exists
$newsfeed->image['url'] = $rssDoc->get_image_url();
$newsfeed->image['title'] = $rssDoc->get_image_title();
$newsfeed->image['link'] = $rssDoc->get_image_link();
$newsfeed->image['height'] = $rssDoc->get_image_height();
$newsfeed->image['width'] = $rssDoc->get_image_width();
// items
$newsfeed->items = $rssDoc->get_items();
// feed elements
$newsfeed->items = array_slice($newsfeed->items, 0, $newsfeed->numarticles);
// feed display order
$feed_display_order = $params->get('feed_display_order', 'des');
if ($feed_display_order == 'asc') {
$newsfeed->items = array_reverse($newsfeed->items);
}
//Escape strings for HTML output
$this->pageclass_sfx = htmlspecialchars($params->get('pageclass_sfx'));
$this->assignRef('params', $params);
$this->assignRef('newsfeed', $newsfeed);
$this->assignRef('state', $state);
$this->assignRef('item', $item);
$this->assignRef('user', $user);
$this->print = $print;
$this->_prepareDocument();
parent::display($tpl);
}
