function wfRegexBlockCheck($current_user)
{
global $wgRequest;
wfProfileIn(__METHOD__);
$userGroups = $current_user->getGroups();
if (empty($userGroups)) {
$userGroups = array();
}
if (in_array('staff', $userGroups)) {
// Staff users should not be blocked in any case
wfProfileOut(__METHOD__);
return true;
}
$ip_to_check = $wgRequest->getIP();
/* First check cache */
$blocked = wfRegexBlockIsBlockedCheck($current_user, $ip_to_check);
if ($blocked) {
wfProfileOut(__METHOD__);
return true;
}
$blockers_array = wfRegexBlockGetBlockers();
$block_data = wfGetRegexBlockedData($current_user, $blockers_array);
/* check user for each blocker */
foreach ($blockers_array as $blocker) {
$blocker_block_data = isset($block_data[$blocker]) ? $block_data[$blocker] : null;
wfGetRegexBlocked($blocker, $blocker_block_data, $current_user, $ip_to_check);
}
wfProfileOut(__METHOD__);
return true;
}
public function fetchBlockers()
{
$blockers_array = array();
wfProfileIn(__METHOD__);
if (function_exists('wfRegexBlockGetBlockers')) {
$blockers_array = wfRegexBlockGetBlockers();
} else {
global $wgMemc, $wgExternalSharedDB;
$key = self::getMemcKey("blockers");
$cached = $wgMemc->get($key);
if (!is_array($cached)) {
/* get from database */
$dbr = wfGetDB(DB_MASTER, array(), $wgExternalSharedDB);
$oRes = $dbr->select($this->mTable, array("blckby_blocker"), array("blckby_blocker <> ''"), __METHOD__, array("GROUP BY" => "blckby_blocker"));
while ($oRow = $dbr->fetchObject($oRes)) {
$blockers_array[] = $oRow->blckby_blocker;
}
$dbr->freeResult($oRes);
$wgMemc->set($key, $blockers_array, REGEXBLOCK_EXPIRE);
} else {
/* get from cache */
$blockers_array = $cached;
}
}
wfProfileOut(__METHOD__);
return $blockers_array;
}