validFeedList = FALSE;
$this->newsList = array();
$this->feedList = array();
$this->feedIcon = array();
$this->lastProcessed = 0;
$this->truncateCount = 150; // Set a pref for these two later
$this->truncateMore = '...';
$this->useCache = true; // e107::getCache()->UserCacheActive; // Have our own local copy - should be faster to access
}
// Ensures the feed list is loaded - uses cache if available
function readFeedList($force=FALSE)
{
$sql = e107::getDb();
if ($this->validFeedList && !$force)
{
return; // Already got list
}
if($this->useCache) // Cache enabled - try to read from that first
{
if (!$force && $temp = e107::getCache()->retrieve(NEWSFEED_LIST_CACHE_TAG))
{
$this->feedList = e107::unserialize($temp);
return;
}
}
$fieldList = '*';
if ($this->useCache)
{ // Get all fields except the actual news
$fieldList = 'newsfeed_id, newsfeed_name, newsfeed_url, newsfeed_timestamp, newsfeed_description, newsfeed_image, newsfeed_active, newsfeed_updateint';
}
if ($sql->select("newsfeed", $fieldList, '`newsfeed_active` > 0')) // Read in all the newsfeed info on the first go
{
while ($row = $sql->fetch())
{
$nfID = $row['newsfeed_id'];
if (!empty($row['newsfeed_data']))
{
$this->newsList[$nfID]['newsfeed_data'] = $row['newsfeed_data']; // Pull out the actual news - might as well since we're here
unset($row['newsfeed_data']); // Don't keep this in memory twice!
}
$this->newsList[$nfID]['newsfeed_timestamp'] = $row['newsfeed_timestamp'];
$this->feedList[$nfID] = $row; // Put the rest into the feed data
}
$this->validFeedList = TRUE;
}
if ($this->useCache) // Cache enabled - we need to save some updated info
{
$temp = e107::serialize($this->feedList, FALSE);
e107::getCache()->set(NEWSFEED_LIST_CACHE_TAG,$temp);
}
}
// Returns the info for a single feed - from cache or memory as appropriate. If time expired, updates the feed.
function getFeed($feedID, $force = FALSE)
{
$tp = e107::getParser();
$sql = e107::getDb();
$this->readFeedList(); // Make sure we've got the feed data.
if (!isset($this->feedList[$feedID]))
{
if (NEWSFEED_DEBUG) echo "Invalid feed number: {$feedID} ";
return FALSE;
}
$maxAge = ($this->feedList[$feedID]['newsfeed_updateint']/60);
if($maxAge < 1){ $maxAge = 1; }
// e107::getDebug()->log("NewsFeed #".$feedID." MaxAge: ".$maxAge);
$cachedData = e107::getCache()->retrieve(NEWSFEED_NEWS_CACHE_TAG.$feedID,$maxAge, true);
if(empty($this->newsList[$feedID]['newsfeed_timestamp']) || empty($cachedData) || strpos($this->newsList[$feedID]['newsfeed_data'],'MagpieRSS')) //BC Fix to update newsfeed_data from v1 to v2 spec.
{
$force = true;
// e107::getDebug()->log("NewsFeed Force");
}
if($cachedData !== false && $force === false)
{
e107::getDebug()->log("NewsFeed Cache Used");
$this->newsList[$feedID]['newsfeed_data'] = $cachedData;
}
if ($force === true) // Need to re-read from source - either no cached data yet, or cache expired
{
e107::getDebug()->log("NewsFeed Update: Item #".$feedID." ".NEWSFEED_NEWS_CACHE_TAG);
if (NEWSFEED_DEBUG)
{
e107::getLog()->e_log_event(10,debug_backtrace(),"DEBUG","Newsfeed update","Refresh item: ".$feedID,FALSE,LOG_TO_ROLLING);
}
require_once(e_HANDLER.'xml_class.php');
$xml = new xmlClass;
require_once(e_HANDLER.'magpie_rss.php');
$dbData = array(); // In case we need to update DB
if($rawData = $xml->getRemoteFile($this->feedList[$feedID]['newsfeed_url'])) // Need to update feed
{
$rss = new MagpieRSS( $rawData );
list($newsfeed_image, $newsfeed_showmenu, $newsfeed_showmain) = explode("::", $this->feedList[$feedID]['newsfeed_image']);
$temp['channel'] = $rss->channel;
if (($newsfeed_showmenu == 0) || ($newsfeed_showmain == 0))
{
$temp['items'] = $rss->items; // Unlimited items
}
else
{
$temp['items'] = array_slice($rss->items, 0, max($newsfeed_showmenu, $newsfeed_showmain)); // Limited items
}
$newsfeed_des = FALSE;
if($this->feedList[$feedID]['newsfeed_description'] == 'default')
{
$temp['newsfeed_description'] = 'default'; // This prevents db writes if no better data found
if($rss->channel['description'])
{
$newsfeed_des = $tp -> toDB($rss->channel['description']);
$temp['newsfeed_description'] = $newsfeed_des;
}
elseif($rss->channel['tagline'])
{
$newsfeed_des = $tp -> toDB($rss -> channel['tagline']);
$temp['newsfeed_description'] = $newsfeed_des;
}
if ($temp['newsfeed_description'] != $this->feedList[$feedID]['newsfeed_description'])
{ // Need to write updated feed name to DB
$this->feedList[$feedID]['newsfeed_description'] = $temp['newsfeed_description'];
$dbData['newsfeed_description'] = $temp['newsfeed_description'];
if ($this->useCache)
{
e107::getCache()->clear(NEWSFEED_LIST_CACHE_TAG); // Clear the newsfeed cache so its re-read next time
}
}
}
if ($newsfeed_image == 'default')
{
$temp['newsfeed_image_link'] = "";
}
else
{
$temp['newsfeed_image_link'] = !empty($newsfeed_image) ? "" : '';
}
$serializedArray = e107::serialize($temp, false);
$now = time();
$this->newsList[$feedID]['newsfeed_data'] = $serializedArray;
$this->newsList[$feedID]['newsfeed_timestamp'] = $now;
if ($this->useCache)
{
// e107::getDebug()->log("Saving Cache");
e107::getCache()->set(NEWSFEED_NEWS_CACHE_TAG.$feedID, $serializedArray, true);
}
$dbData['newsfeed_data'] = $serializedArray;
$dbData['newsfeed_timestamp'] = $now;
if (count($dbData)) // Only write the feed data to DB if not using cache. Write description if changed
{
$dbData['WHERE'] = "newsfeed_id=".$feedID;
if(FALSE === $sql->update('newsfeed', $dbData))
{
// e107::getDebug()->log("NewsFeed DB Update Failed");
if (NEWSFEED_DEBUG) echo NFLAN_48."