public function finishWrite()
{
if ($this->readOnly) {
return;
} elseif (is_null($this->currentLang)) {
throw new MWException(__CLASS__ . ': must call startWrite() before finishWrite()');
}
$this->dbw->startAtomic(__METHOD__);
try {
$this->dbw->delete('l10n_cache', ['lc_lang' => $this->currentLang], __METHOD__);
foreach (array_chunk($this->batch, 500) as $rows) {
$this->dbw->insert('l10n_cache', $rows, __METHOD__);
}
$this->writesDone = true;
} catch (DBQueryError $e) {
if ($this->dbw->wasReadOnlyError()) {
$this->readOnly = true;
// just avoid site down time
} else {
throw $e;
}
}
$this->dbw->endAtomic(__METHOD__);
$this->currentLang = null;
$this->batch = [];
}
/**
* Handle a DBQueryError which occurred during a write operation.
*
* @param DBError $exception
* @param IDatabase|null $db DB handle or null if connection failed
* @param int $serverIndex
* @throws Exception
*/
protected function handleWriteError(DBError $exception, IDatabase $db = null, $serverIndex)
{
if (!$db) {
$this->markServerDown($exception, $serverIndex);
} elseif ($db->wasReadOnlyError()) {
if ($db->trxLevel() && $this->usesMainDB()) {
// Errors like deadlocks and connection drops already cause rollback.
// For consistency, we have no choice but to throw an error and trigger
// complete rollback if the main DB is also being used as the cache DB.
throw $exception;
}
}
$this->logger->error("DBError: {$exception->getMessage()}");
if ($exception instanceof DBConnectionError) {
$this->setLastError(BagOStuff::ERR_UNREACHABLE);
$this->logger->debug(__METHOD__ . ": ignoring connection error");
} else {
$this->setLastError(BagOStuff::ERR_UNEXPECTED);
$this->logger->debug(__METHOD__ . ": ignoring query error");
}
}
