/**
* Directly check for IP block which is quicker than looping through all filters as we don't support
* anything other than exact for IP blocks, and this significantly improves performance
*
* @author grunny
*/
protected static function blockCheckIP(User $user, $text, $writeStats = true)
{
global $wgMemc, $wgExternalSharedDB;
wfProfileIn(__METHOD__);
PhalanxShadowing::setType(Phalanx::TYPE_USER);
$dbr = wfGetDB(DB_SLAVE, array(), $wgExternalSharedDB);
$moduleId = Phalanx::TYPE_USER;
$timestampNow = wfTimestampNow();
$ipAddr = IP::toHex($text);
$row = $dbr->selectRow('phalanx', '*', array("p_type & {$moduleId} = {$moduleId}", "p_lang IS NULL", 'p_ip_hex' => $ipAddr, "p_expire IS NULL OR p_expire > {$dbr->addQuotes($timestampNow)}"), __METHOD__);
if ($row !== false) {
$blockData = array('id' => $row->p_id, 'author_id' => $row->p_author_id, 'text' => $row->p_text, 'type' => $row->p_type, 'timestamp' => $row->p_timestamp, 'expire' => $row->p_expire, 'exact' => $row->p_exact, 'regex' => $row->p_regex, 'case' => $row->p_case, 'reason' => $row->p_reason, 'lang' => $row->p_lang);
Wikia::log(__METHOD__, __LINE__, "Block '{$blockData['text']}' blocked '{$text}'.");
if ($writeStats) {
Phalanx::addStats($blockData['id'], $blockData['type']);
}
self::setUserData($user, $blockData, $text, true);
$cachedState = array('timestamp' => wfTimestampNow(), 'block' => $blockData, 'return' => false);
$wgMemc->set(self::getCacheKey($user), $cachedState);
PhalanxShadowing::check($user->getName(), $blockData['id']);
wfProfileOut(__METHOD__);
return false;
}
PhalanxShadowing::check($user->getName(), 0);
wfProfileOut(__METHOD__);
return true;
}
public static function getFromFilterShort($moduleId, $lang = null, $master = false, $skipCache = false)
{
global $wgExternalSharedDB, $wgMemc;
wfProfileIn(__METHOD__);
$timestampNow = wfTimestampNow();
$key = 'phalanx:' . $moduleId . ':' . ($lang ? $lang : 'all') . ':short';
$sLang = $lang ? $lang : 'all';
if ($skipCache) {
$blocksData = null;
} else {
if (isset(self::$moduleDataShort[$moduleId][$sLang])) {
$blocksData = self::$moduleDataShort[$moduleId][$sLang];
} else {
$blocksData = $wgMemc->get($key);
}
}
//cache miss (or we have expired blocks in cache), get from DB
if (empty($blocksData) || !is_null($blocksData['closestExpire']) && $blocksData['closestExpire'] < $timestampNow && $blocksData['closestExpire']) {
$blocks = $cond = array();
$closestTimestamp = 0;
$dbr = wfGetDB($master ? DB_MASTER : DB_SLAVE, array(), $wgExternalSharedDB);
if (!empty($moduleId) && is_numeric($moduleId)) {
$cond[] = "p_type & {$moduleId} = {$moduleId}";
}
if (!empty($lang) && Language::isValidCode($lang)) {
$cond[] = "(p_lang = '{$lang}' OR p_lang IS NULL)";
} else {
$cond[] = "p_lang IS NULL";
}
$cond[] = "p_expire is null or p_expire > '{$timestampNow}'";
$res = $dbr->select('phalanx', '*', $cond, __METHOD__);
foreach ($res as $row) {
$blocks[$row->p_id] = array($row->p_id, $row->p_text, ($row->p_exact ? self::FLAG_EXACT : 0) + ($row->p_regex ? self::FLAG_REGEX : 0) + ($row->p_case ? self::FLAG_CASE : 0));
if (!is_null($row->p_expire) && $closestTimestamp > $row->p_expire || !$closestTimestamp) {
$closestTimestamp = $row->p_expire;
}
}
$blocksData['blocks'] = $blocks;
$blocksData['closestExpire'] = $closestTimestamp;
$wgMemc->set($key, $blocksData);
}
self::$moduleDataShort[$moduleId][$sLang] = $blocksData;
PhalanxShadowing::setType($moduleId);
wfProfileOut(__METHOD__);
return $blocksData['blocks'];
}
