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, $ip_to_check);
}
wfProfileOut(__METHOD__);
return true;
}
function wfGetRegexBlocked($blocker, $user, $user_ip)
{
global $wgContactLink;
$names = wfGetRegexBlockedData($blocker, $user, REGEXBLOCK_MODE_NAMES);
$ips = wfGetRegexBlockedData($blocker, $user, REGEXBLOCK_MODE_IPS);
$username = $user->getName();
$matched_name = preg_match('/' . $names . '/i', $user->getName(), $matches);
$matched_ip = preg_match('/' . $ips . '/i', $user_ip, $ip_matches);
if ($matched_name && $names != "" || $matched_ip && $ips != "") {
/* check if this block hasn't expired already */
if ($matched_ip && $ips != "") {
$valid = wfRegexBlockExpireCheck($user, null, $ip_matches);
} else {
$valid = wfRegexBlockExpireCheck($user, $matches, null);
}
if (is_array($valid)) {
$user->mBlockedby = $blocker;
if ($valid['reason'] != "") {
/* a reason was given, display it */
$user->mBlockreason = $valid['reason'];
} else {
/* display generic reasons */
if ($matched_ip && $ips != "") {
/* we blocked by IP */
$user->mBlockreason = wfMsgHtml('regexblock-reason-ip', $wgContactLink);
} else {
if ($valid['exact'] == 1) {
/* we blocked by username exact match */
$user->mBlockreason = wfMsgHtml('regexblock-reason-name', $wgContactLink);
} else {
/* we blocked by regex match */
$user->mBlockreason = wfMsgHtml('regexblock-reason-regex', $wgContactLink);
}
}
}
/* account creation check goes through the same hook... */
if ($valid['create'] == 1) {
$user->mBlock->mCreateAccount = 1;
}
wfRegexBlockUpdateStats($username, $user_ip, $blocker);
}
}
}