/**
* @static
* @param User $user
* @return array|bool|null
*/
public static function blockCheck(User $user)
{
global $wgUser, $wgMemc;
wfProfileIn(__METHOD__);
// dependancy -- if this doesn't exist, quit early
if (!class_exists('AccountCreationTracker')) {
wfProfileOut(__METHOD__);
return true;
}
// we don't block anons with this filter
if ($user->isAnon()) {
wfProfileOut(__METHOD__);
return true;
}
$ret = true;
// RT#42011: RegexBlock records strange results
// don't write stats for other user than visiting user
$isCurrentUser = $user->getName() == $wgUser->getName();
// check cache first before proceeding
$cachedState = self::getBlockFromCache($user, $isCurrentUser);
if (!is_null($cachedState)) {
wfProfileOut(__METHOD__);
return $cachedState;
}
$tracker = new AccountCreationTracker();
$hashes = $tracker->getHashesByUser($user);
$blocksData = Phalanx::getFromFilter(self::TYPE);
if (!empty($blocksData) && !empty($hashes)) {
foreach ($hashes as $hash) {
$ret = self::blockCheckInternal($user, $blocksData, $hash, $isCurrentUser);
if (!$ret) {
// only check until we get first blocking match
break;
}
}
}
// populate cache if not done before
if ($ret) {
$cacheKey = self::getCacheKey($user);
$cachedState = array('timestamp' => wfTimestampNow(), 'block' => false, 'return' => $ret);
$wgMemc->set($cacheKey, $cachedState);
}
wfProfileOut(__METHOD__);
return $ret;
}
public function nukeContribs()
{
wfProfileIn(__METHOD__);
global $wgSharedDB;
$user_id = intval($_GET['user_id']);
$wiki_id = intval($_GET['wiki_id']);
$page_id = intval($_GET['page_id']);
if (empty($wgSharedDB)) {
wfProfileOut(__METHOD__);
return $this->returnError('Non-shared Users DB, cannot continue');
}
if (!$user_id || !$wiki_id || !$page_id) {
wfProfileOut(__METHOD__);
return $this->returnError('Wrong parameters');
}
if ($wiki_id != $this->wg->CityId) {
// can only process local requests
wfProfileOut(__METHOD__);
return $this->returnError('Wrong wiki id');
}
if (!$this->wg->User->isAllowed('rollbacknuke')) {
// doesn't have permissions
wfProfileOut(__METHOD__);
return $this->returnError('No permissions to execute action');
}
$user = User::newFromId($user_id);
if (!$user instanceof User) {
wfProfileOut(__METHOD__);
return $this->returnError('Unable to create User obj with ID specified');
}
$article = Article::newFromID($page_id);
if (!$article instanceof Article) {
wfProfileOut(__METHOD__);
return $this->returnError('Article does not exist');
}
$msg = '';
$act = new AccountCreationTracker();
$ret = $act->rollbackPage($article, $user->getName(), 'mass rollback', $msg);
$status = $ret ? 'OK' : 'ERROR';
$output = array('status' => $status, 'msg' => $msg);
echo json_encode($output);
$this->skipRendering();
wfProfileOut(__METHOD__);
return false;
}
