public function ContentSyncLog::log in Content Synchronization 8

Same name and namespace in other branches

1. 8.2 src/Logger/ContentSyncLog.php \Drupal\content_sync\Logger\ContentSyncLog::log()
2. 3.0.x src/Logger/ContentSyncLog.php \Drupal\content_sync\Logger\ContentSyncLog::log()

Overrides RfcLoggerTrait::log

File

src/Logger/ContentSyncLog.php, line 57

Class

ContentSyncLog

Logs events in the cs_log database table.

Namespace

Drupal\content_sync\Logger

Code

public function log($level, $message, array $context = []) {

  // Remove any backtraces since they may contain an unserializable variable.
  unset($context['backtrace']);

  // Convert PSR3-style messages to SafeMarkup::format() style, so they can be
  // translated too in runtime.
  $message_placeholders = $this->parser
    ->parseMessagePlaceholders($message, $context);
  if (Unicode::substr($context['channel'], 0, 64) == "content_sync") {
    try {
      $this->connection
        ->insert('cs_logs')
        ->fields([
        'uid' => $context['uid'],
        'type' => Unicode::substr($context['channel'], 0, 64),
        'message' => $message,
        'variables' => serialize($message_placeholders),
        'severity' => $level,
        'link' => $context['link'],
        'location' => $context['request_uri'],
        'referer' => $context['referer'],
        'hostname' => Unicode::substr($context['ip'], 0, 128),
        'timestamp' => $context['timestamp'],
      ])
        ->execute();
    } catch (\Exception $e) {

      // When running Drupal on MySQL or MariaDB you can run into several errors
      // that corrupt the database connection. Some examples for these kind of
      // errors on the database layer are "1100 - Table 'xyz' was not locked
      // with LOCK TABLES" and "1153 - Got a packet bigger than
      // 'max_allowed_packet' bytes". If such an error happens, the MySQL server
      // invalidates the connection and answers all further requests in this
      // connection with "2006 - MySQL server had gone away". In that case the
      // insert statement above results in a database exception. To ensure that
      // the causal error is written to the log we try once to open a dedicated
      // connection and write again.
      if (($e instanceof DatabaseException || $e instanceof \PDOException) && $this->connection
        ->getTarget() != self::DEDICATED_CSLOG_CONNECTION_TARGET) {

        // Open a dedicated connection for logging.
        $key = $this->connection
          ->getKey();
        $info = Database::getConnectionInfo($key);
        Database::addConnectionInfo($key, self::DEDICATED_CSLOG_CONNECTION_TARGET, $info['default']);
        $this->connection = Database::getConnection(self::DEDICATED_CSLOG_CONNECTION_TARGET, $key);

        // Now try once to log the error again.
        $this
          ->log($level, $message, $context);
      }
      else {
        throw $e;
      }
    }
  }
}