static function fetchXML($params, $force = 0)
{
$rssurl = $params->get('rss_url', '');
$items_limit = intval($params->get('items_limit', 10));
$doCache = intval($params->get('scr_cache', 1));
$CacheTime = intval($params->get('cache_time', 3600));
$twitter_timeline = $params->get('twitter_timeline', 'user');
$username = $params->get('twitter_username', '');
$password = $params->get('twitter_password', '');
$list = $params->get('twitter_list', '');
if ($twitter_timeline == 'friends') {
$rssurl = 'http://api.twitter.com/1/statuses/friends_timeline.xml';
} else {
if ($twitter_timeline == 'mentions') {
$rssurl = 'http://api.twitter.com/1/statuses/mentions.xml';
} else {
if ($twitter_timeline == 'list') {
$rssurl = 'http://api.twitter.com/1/' . urlencode($username) . '/lists/' . urlencode($list) . '/statuses.xml';
} else {
if ($twitter_timeline == 'user_rt' && $username != '') {
$rssurl = 'http://api.twitter.com/1/statuses/user_timeline.xml?screen_name=' . urlencode($username) . '&include_rts=true';
} else {
if ($username != '') {
$rssurl = 'http://api.twitter.com/1/statuses/user_timeline/' . urlencode($username) . '.xml';
} else {
$rssurl = str_replace('.rss', '.xml', $rssurl);
}
}
}
}
}
$feed_desc = 1;
$item_desc = 1;
$feed_array = array();
$xmlDoc =& JFactory::getXMLParser('Simple');
if ($doCache) {
if (!class_exists('JCache')) {
require_once JPATH_SITE . DS . 'libraries' . DS . 'joomla' . DS . 'cache' . DS . 'cache.php';
}
$options = array('defaultgroup' => 'mod_ajaxscroller', 'lifetime' => $CacheTime, 'checkTime' => true, 'caching' => true);
$cache = new JCache($options);
$cache->setLifeTime($CacheTime);
if ($force) {
// delete the cache, force the new fetch
$cache->remove(md5($rssurl), 'mod_ajaxscroller');
}
if ($string = $cache->get(md5($rssurl), 'mod_ajaxscroller')) {
$xmlDoc->loadString($string);
} else {
$xml = simplexml_load_file($rssurl);
$string = $xml->asXML();
$string = str_replace('georss:', 'georss_', $string);
// simplexml doesn't like ':'
$xmlDoc->loadString($string);
$cache->store($xmlDoc->document->toString(), md5($rssurl));
}
} else {
$xml = simplexml_load_file($rssurl);
$string = $xml->asXML();
$string = str_replace('georss:', 'georss_', $string);
// simplexml doesn't like ':'
$xmlDoc->loadString($string);
}
$root =& $xmlDoc->document;
$statuses =& $root->children();
$length = count($statuses);
$total = $items_limit && $items_limit < $length ? $items_limit : $length;
if ($total == 0) {
$feed_array = $xmlDoc->loadString($string);
}
for ($i = 0; $i < $total; $i++) {
$status =& $statuses[$i];
$id =& $status->getElementByPath('id')->data();
$created_at =& $status->getElementByPath('created_at')->data();
$text =& $status->getElementByPath('text')->data();
$source =& $status->getElementByPath('source')->data();
$in_reply_to_status_id =& $status->getElementByPath('in_reply_to_status_id')->data();
$in_reply_to_user_id =& $status->getElementByPath('in_reply_to_user_id')->data();
$in_reply_to_screen_name =& $status->getElementByPath('in_reply_to_screen_name')->data();
$user_id =& $status->getElementByPath('user')->getElementByPath('id')->data();
$user_screen_name =& $status->getElementByPath('user')->getElementByPath('screen_name')->data();
$user_profile_image_url =& $status->getElementByPath('user')->getElementByPath('profile_image_url')->data();
$feed_array[$i]['item_href'] = 'http://twitter.com/' . $user_screen_name . '/statuses/' . $id;
$feed_array[$i]['item_date'] = $created_at;
$feed_array[$i]['item_title'] = $user_screen_name;
//$text = htmlentities($text);
$feed_array[$i]['item_desc'] = modAjaxScrollerCommonHelper::ajax_scroller_format_twitter($text, $params, $user_profile_image_url, $user_screen_name, $created_at, $source, $in_reply_to_user_id, $in_reply_to_screen_name, $in_reply_to_status_id);
}
return $feed_array;
}
static function fetchRSS($params, $force = 0)
{
$type = $params->get('type', '');
$rssurl = $params->get('rss_url', '');
$twitter_timeline = $params->get('twitter_timeline', 'user');
$twitter_keyword = $params->get('twitter_keyword', '');
if ($type == 'twitter' && $twitter_timeline == 'search') {
$rssurl = 'http://search.twitter.com/search.atom?q=' . urlencode($twitter_keyword);
}
$items_limit = intval($params->get('items_limit', 10));
$rss_image_only = intval($params->get('rss_image_only', 0));
$doCache = intval($params->get('scr_cache', 1));
$CacheTime = intval($params->get('cache_time', 3600));
$feed_desc = 1;
$item_desc = 1;
$cacheDir = JPATH_BASE . DS . 'cache' . DS;
$feed_array = array();
$feed_array[0] = '';
jimport('simplepie.simplepie');
$simplepie = new SimplePie();
// check if cache directory is writeable
if (!is_writable($cacheDir) || !$doCache) {
$simplepie->enable_cache(false);
} else {
// delete the cache file if fetch forced
$cache_file = $cacheDir . md5($rssurl) . '.spc';
if ($force && file_exists($cache_file)) {
// delete the cache, force the new fetch
@unlink($cache_file);
}
$simplepie->set_cache_name_function('md5');
$simplepie->set_cache_location($cacheDir);
$simplepie->set_cache_duration($CacheTime);
}
$simplepie->set_feed_url($rssurl);
$simplepie->init();
$simplepie->handle_content_type();
if ($simplepie->data) {
$rssDoc = $simplepie;
} else {
return 'Error: Feed not retrieved';
}
//$feed_array[0]['feed_title'] = @$rssDoc->get_title();
//$feed_array[0]['feed_link'] = @$rssDoc->get_link();
//$feed_array[0]['feed_desc'] = @$rssDoc->get_description();
// items
$feed_items = @$rssDoc->get_items();
if (empty($feed_items)) {
return 'Error: No items fetched';
}
if ($rss_image_only) {
// filter only feeds that contain image
$temp_array = array();
foreach ($feed_items as $item) {
$description = @$item->get_description();
if ($description && stristr($description, 'img src')) {
$temp_array[] = $item;
}
}
$feed_items = $temp_array;
}
if ($items_limit > 0) {
$feed_items = array_slice($feed_items, 0, $items_limit);
}
foreach ($feed_items as $j => $item) {
if (!is_null(@$item->get_link())) {
$feed_array[0][$j]['item_href'] = $item->get_link();
}
if (!is_null(@$item->get_title())) {
$feed_array[0][$j]['item_title'] = @$item->get_title();
}
if (!is_null(@$item->get_date())) {
$feed_array[0][$j]['item_date'] = @$item->get_date();
}
if (@$item->get_description()) {
$feed_array[0][$j]['item_desc'] = @$item->get_description();
$feed_array[0][$j]['item_desc'] = str_replace(''', "'", $feed_array[0][$j]['item_desc']);
}
// Twitter search
if (preg_match('/^tag:search.twitter.com/', @$item->get_id())) {
$user_profile_image_url = @$item->get_link(0, 'image');
$user_screen_name = '';
if (@$item->get_author()) {
$author = @$item->get_author();
if (isset($author->name)) {
$author = $author->name;
if (!empty($author) && stristr($author, ' ')) {
$author = explode(' ', $author);
$author = $author[0];
$user_screen_name = $author;
}
}
}
// Replace title
$feed_array[0][$j]['item_title'] = $user_screen_name;
// Replace text
$text = $feed_array[0][$j]['item_desc'];
$created_at = $feed_array[0][$j]['item_date'];
$source = @$item->get_item_tags('http://api.twitter.com/', 'source');
$source = @$item->sanitize($source[0]['data'], SIMPLEPIE_CONSTRUCT_HTML);
$feed_array[0][$j]['item_desc'] = modAjaxScrollerCommonHelper::ajax_scroller_format_twitter($text, $params, $user_profile_image_url, $user_screen_name, $created_at, $source);
}
}
//echo '<pre>'; print_r($feed_array[0]); die;
return $feed_array[0];
}
