function wfRegexBlockClearExpired($username, $blocker)
{
$dbw =& wfGetDB(DB_MASTER);
$query = "DELETE FROM " . wfRegexBlockGetTable() . " WHERE blckby_name = " . $dbw->addQuotes($username);
$dbw->query($query);
if ($dbw->affectedRows()) {
/* success, remember to delete cache key */
wfRegexBlockUnsetKeys($blocker, $username);
return true;
}
return false;
}
function wfRegexBlockClearExpired($username, $blocker)
{
global $wgExternalSharedDB;
wfProfileIn(__METHOD__);
$result = false;
/* delete cache key */
wfRegexBlockUnsetKeys($username);
$dbw = wfGetDB(DB_MASTER, array(), $wgExternalSharedDB);
$dbw->delete(REGEXBLOCK_TABLE, array("blckby_name = {$dbw->addQuotes($username)}"), __METHOD__);
$result = true;
wfProfileOut(__METHOD__);
return $result;
}
function doSubmit()
{
global $wgOut, $wgUser, $wgMemc;
/* empty name */
if (strlen($this->mRegexBlockedAddress) == 0) {
$this->showForm(wfMsg('regexblock-form-submit-empty'));
return;
}
/* castrate regexes */
if (!($simple_regex = wfValidRegex($this->mRegexBlockedAddress))) {
/* now, very generic comment - should the conditions change, this should too */
$this->showForm(wfMsg('regexblock-form-submit-regex'));
return;
}
/* check expiry */
if (strlen($this->mRegexBlockedExpire) == 0) {
$this->showForm(wfMsg('regexblock-form-submit-expiry'));
return;
}
/* TODO - check infinite */
if ($this->mRegexBlockedExpire != 'infinite') {
$expiry = strtotime($this->mRegexBlockedExpire);
if ($expiry < 0 || $expiry === false) {
$this->showForm(wfMsg('ipb_expiry_invalid'));
return;
}
$expiry = wfTimestamp(TS_MW, $expiry);
} else {
$expiry = $this->mRegexBlockedExpire;
}
/* make insert */
$dbw =& wfGetDB(DB_MASTER);
$name = $wgUser->getName();
$timestamp = wfTimestampNow();
$query = "INSERT IGNORE INTO " . wfRegexBlockGetTable() . "\n\t\t\t (blckby_id, blckby_name, blckby_blocker, blckby_timestamp, blckby_expire, blckby_exact, blckby_create, blckby_reason)\n\t\t\t VALUES (null,\n\t\t\t\t {$dbw->addQuotes($this->mRegexBlockedAddress)},\n\t\t\t\t {$dbw->addQuotes($name)},\n\t\t\t\t '{$timestamp}',\n\t\t\t\t '{$expiry}',\n\t\t\t\t {$this->mRegexBlockedExact},\n\t\t\t\t {$this->mRegexBlockedCreation},\n\t\t\t\t {$dbw->addQuotes($this->mRegexBlockedReason)}\n\t\t\t\t )";
$dbw->query($query);
/* duplicate entry */
if (!$dbw->affectedRows()) {
$this->showForm(wfMsg('regexblock-already-blocked', $this->mRegexBlockedAddress));
return;
}
wfRegexBlockUnsetKeys($name, $this->mRegexBlockedAddress);
/* redirect */
$titleObj = Title::makeTitle(NS_SPECIAL, 'Regexblock');
$wgOut->redirect($titleObj->getFullURL('action=success_block&ip=' . urlencode($this->mRegexBlockedAddress) . "&" . wfGetListBits()));
}
private function deleteFromRegexBlockList()
{
global $wgOut, $wgRequest, $wgMemc, $wgUser;
global $wgExternalSharedDB;
wfProfileIn(__METHOD__);
$result = false;
$ip = $wgRequest->getVal('ip');
$blckid = intval($wgRequest->getVal('blckid'));
$blocker = $wgRequest->getVal('blocker');
$titleObj = Title::makeTitle(NS_SPECIAL, 'Regexblock');
if (empty($ip) && !empty($blckid)) {
$dbr = wfGetDB(DB_SLAVE, array(), $wgExternalSharedDB);
$oRes = $dbr->select(REGEXBLOCK_TABLE, array("blckby_name", "blckby_blocker"), array("blckby_id = '" . $blckid . "'"), __METHOD__);
if ($oRow = $dbr->fetchObject($oRes)) {
/* if still valid or infinite, ok to block user */
$ip = $oRow->blckby_name;
$blocker = $oRow->blckby_blocker;
}
$dbr->freeResult($oRes);
}
if (function_exists('wfRegexBlockClearExpired')) {
$result = wfRegexBlockClearExpired($ip, $blocker);
} else {
/* delete */
$dbw = wfGetDB(DB_MASTER, array(), $wgExternalSharedDB);
wfRegexBlockUnsetKeys($ip);
$dbw->delete(REGEXBLOCK_TABLE, array("blckby_name = {$dbw->addQuotes($ip)}"), __METHOD__);
if ($dbw->affectedRows()) {
$result = true;
}
}
wfProfileOut(__METHOD__);
if ($result === true) {
$wgOut->redirect($titleObj->getFullURL('action=success_unblock&ip=' . urlencode($ip) . '&' . $this->makeListUrlParams()));
} else {
$wgOut->redirect($titleObj->getFullURL('action=failure_unblock&ip=' . urlencode($ip) . '&' . $this->makeListUrlParams()));
}
return;
}