messenger::error PHP Method

    function error($type, $msg)
    {
        global $user, $config, $request, $phpbb_log;
        // Session doesn't exist, create it
        if (!isset($user->session_id) || $user->session_id === '') {
            $user->session_begin();
        }
        $calling_page = htmlspecialchars_decode($request->server('PHP_SELF'));
        switch ($type) {
            case 'EMAIL':
                $message = '<strong>EMAIL/' . ($config['smtp_delivery'] ? 'SMTP' : 'PHP/' . $config['email_function_name'] . '()') . '</strong>';
                break;
            default:
                $message = "<strong>{$type}</strong>";
                break;
        }
        $message .= '<br /><em>' . htmlspecialchars($calling_page) . '</em><br /><br />' . $msg . '<br />';
        $phpbb_log->add('critical', $user->data['user_id'], $user->ip, 'LOG_ERROR_' . $type, false, array($message));
    }

 /**
  * Process queue
  * Using lock file
  */
 function process()
 {
     global $db, $config, $phpEx, $phpbb_root_path, $user;
     $lock = new \phpbb\lock\flock($this->cache_file);
     $lock->acquire();
     // avoid races, check file existence once
     $have_cache_file = file_exists($this->cache_file);
     if (!$have_cache_file || $config['last_queue_run'] > time() - $config['queue_interval']) {
         if (!$have_cache_file) {
             set_config('last_queue_run', time(), true);
         }
         $lock->release();
         return;
     }
     set_config('last_queue_run', time(), true);
     include $this->cache_file;
     foreach ($this->queue_data as $object => $data_ary) {
         @set_time_limit(0);
         if (!isset($data_ary['package_size'])) {
             $data_ary['package_size'] = 0;
         }
         $package_size = $data_ary['package_size'];
         $num_items = !$package_size || sizeof($data_ary['data']) < $package_size ? sizeof($data_ary['data']) : $package_size;
         /*
         * This code is commented out because it causes problems on some web hosts.
         * The core problem is rather restrictive email sending limits.
         * This code is nly useful if you have no such restrictions from the
         * web host and the package size setting is wrong.
         
         // If the amount of emails to be sent is way more than package_size than we need to increase it to prevent backlogs...
         if (sizeof($data_ary['data']) > $package_size * 2.5)
         {
         	$num_items = sizeof($data_ary['data']);
         }
         */
         switch ($object) {
             case 'email':
                 // Delete the email queued objects if mailing is disabled
                 if (!$config['email_enable']) {
                     unset($this->queue_data['email']);
                     continue 2;
                 }
                 break;
             case 'jabber':
                 if (!$config['jab_enable']) {
                     unset($this->queue_data['jabber']);
                     continue 2;
                 }
                 include_once $phpbb_root_path . 'includes/functions_jabber.' . $phpEx;
                 $this->jabber = new jabber($config['jab_host'], $config['jab_port'], $config['jab_username'], htmlspecialchars_decode($config['jab_password']), $config['jab_use_ssl']);
                 if (!$this->jabber->connect()) {
                     $messenger = new messenger();
                     $messenger->error('JABBER', $user->lang['ERR_JAB_CONNECT']);
                     continue 2;
                 }
                 if (!$this->jabber->login()) {
                     $messenger = new messenger();
                     $messenger->error('JABBER', $user->lang['ERR_JAB_AUTH']);
                     continue 2;
                 }
                 break;
             default:
                 $lock->release();
                 return;
         }
         for ($i = 0; $i < $num_items; $i++) {
             // Make variables available...
             extract(array_shift($this->queue_data[$object]['data']));
             switch ($object) {
                 case 'email':
                     $err_msg = '';
                     $to = !$to ? 'undisclosed-recipients:;' : $to;
                     if ($config['smtp_delivery']) {
                         $result = smtpmail($addresses, mail_encode($subject), wordwrap(utf8_wordwrap($msg), 997, "\n", true), $err_msg, $headers);
                     } else {
                         $result = phpbb_mail($to, $subject, $msg, $headers, $this->eol, $err_msg);
                     }
                     if (!$result) {
                         $messenger = new messenger();
                         $messenger->error('EMAIL', $err_msg);
                         continue 2;
                     }
                     break;
                 case 'jabber':
                     foreach ($addresses as $address) {
                         if ($this->jabber->send_message($address, $msg, $subject) === false) {
                             $messenger = new messenger();
                             $messenger->error('JABBER', $this->jabber->get_log());
                             continue 3;
                         }
                     }
                     break;
             }
         }
         // No more data for this object? Unset it
         if (!sizeof($this->queue_data[$object]['data'])) {
             unset($this->queue_data[$object]);
         }
         // Post-object processing
         switch ($object) {
             case 'jabber':
                 // Hang about a couple of secs to ensure the messages are
                 // handled, then disconnect
                 $this->jabber->disconnect();
                 break;
         }
     }
     if (!sizeof($this->queue_data)) {
         @unlink($this->cache_file);
     } else {
         if ($fp = @fopen($this->cache_file, 'wb')) {
             fwrite($fp, "<?php\nif (!defined('IN_PHPBB')) exit;\n\$this->queue_data = unserialize(" . var_export(serialize($this->queue_data), true) . ");\n\n?>");
             fclose($fp);
             phpbb_chmod($this->cache_file, CHMOD_READ | CHMOD_WRITE);
         }
     }
     $lock->release();
 }