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public function BootSubscriber::handle in Anti Spam by CleanTalk 8.4

Same name and namespace in other branches
  1. 8.3 src/EventSubscriber/BootSubscriber.php \Drupal\cleantalk\EventSubscriber\BootSubscriber::handle()
  2. 9.1.x src/EventSubscriber/BootSubscriber.php \Drupal\cleantalk\EventSubscriber\BootSubscriber::handle()

File

src/EventSubscriber/BootSubscriber.php, line 85

Class

BootSubscriber

Namespace

Drupal\cleantalk\EventSubscriber

Code

public function handle(Request $request, $type = self::MASTER_REQUEST, $catch = TRUE) {
  if (strpos($request->server
    ->get('REQUEST_URI'), '/admin/') === false) {

    // If Cookies are enabled and headers not sent
    if (\Drupal::config('cleantalk.settings')
      ->get('cleantalk_set_cookies') && !headers_sent()) {

      // Cookie names to validate
      $cookie_test_value = array(
        'cookies_names' => array(),
        'check_value' => trim(\Drupal::config('cleantalk.settings')
          ->get('cleantalk_authkey')),
      );

      // Submit time
      $apbct_timestamp = time();

      // Fix for submit_time = 0
      if (\Drupal::config('cleantalk.settings')
        ->get('cleantalk_alternative_cookies_session')) {

        // by database
        $prev_time = CleantalkFuncs::apbct_getcookie('apbct_prev_timestamp');
        if (is_null($prev_time)) {
          CleantalkFuncs::apbct_setcookie('apbct_timestamp', $apbct_timestamp);
          CleantalkFuncs::apbct_setcookie('apbct_prev_timestamp', $apbct_timestamp);
          $cookie_test_value['check_value'] .= $apbct_timestamp;
        }
        else {
          CleantalkFuncs::apbct_setcookie('apbct_timestamp', $prev_time);
          CleantalkFuncs::apbct_setcookie('apbct_prev_timestamp', $apbct_timestamp);
          $cookie_test_value['check_value'] .= $prev_time;
        }
      }
      else {

        // by cookies
        CleantalkFuncs::apbct_setcookie('apbct_timestamp', $apbct_timestamp);
        $cookie_test_value['check_value'] .= $apbct_timestamp;
      }
      $cookie_test_value['cookies_names'][] = 'apbct_timestamp';

      //Previous referer
      if (!empty($_SERVER['HTTP_REFERER'])) {
        CleantalkFuncs::apbct_setcookie('apbct_prev_referer', $_SERVER['HTTP_REFERER']);
        $cookie_test_value['cookies_names'][] = 'apbct_prev_referer';
        $cookie_test_value['check_value'] .= $_SERVER['HTTP_REFERER'];
      }

      // Cookies test
      $cookie_test_value['check_value'] = md5($cookie_test_value['check_value']);
      CleantalkFuncs::apbct_setcookie('apbct_cookies_test', json_encode($cookie_test_value));
    }

    // ENDIF: If Cookies are enabled and headers not sent
    // Remote calls
    if (RemoteCalls::check()) {
      $rc = new RemoteCalls(trim(\Drupal::config('cleantalk.settings')
        ->get('cleantalk_authkey')));
      $rc
        ->perform();
    }
    $cron = new Cron();
    $cron_option = \Drupal::state()
      ->get($cron
      ->getCronOptionName());
    if (empty($cron_option)) {
      $cron
        ->addTask('sfw_update', '\\Drupal\\cleantalk\\CleantalkFuncs::apbct_sfw_update', 86400, time() + 60);
      $cron
        ->addTask('sfw_send_logs', '\\Drupal\\cleantalk\\CleantalkFuncs::apbct_sfw_send_logs', 3600);
    }
    $tasks_to_run = $cron
      ->checkTasks();

    // Check for current tasks. Drop tasks inner counters.
    if (!empty($tasks_to_run) && !RemoteCalls::check() && (!defined('DOING_CRON') || defined('DOING_CRON') && DOING_CRON !== true)) {
      $cron_res = $cron
        ->runTasks($tasks_to_run);

      // Handle the $cron_res for errors here.
    }
    if (\Drupal::config('cleantalk.settings')
      ->get('cleantalk_sfw')) {
      $ct_key = trim(\Drupal::config('cleantalk.settings')
        ->get('cleantalk_authkey'));
      if ($ct_key != '') {
        $firewall = new Firewall($ct_key, DB::getInstance(), APBCT_TBL_FIREWALL_LOG);
        $firewall
          ->loadFwModule(new SFW(APBCT_TBL_FIREWALL_DATA, array(
          'sfw_counter' => 0,
          'cookie_domain' => Server::get('HTTP_HOST'),
          'set_cookies' => 1,
        )));

        /**
         * Anti-crawler module start
         */
        if (\Drupal::config('cleantalk.settings')
          ->get('cleantalk_sfw_ac')) {
          $firewall
            ->loadFwModule(new AntiCrawler(APBCT_TBL_AC_UA_BL, array(
            'db__table__ac_logs' => APBCT_TBL_AC_LOGS,
            'db__table__sfw_logs' => APBCT_TBL_FIREWALL_LOG,
            'db__table__sfw' => APBCT_TBL_FIREWALL_DATA,
          )));
        }

        /**
         * Anti-flood module start
         */
        if (\Drupal::config('cleantalk.settings')
          ->get('cleantalk_sfw_antiflood')) {
          $firewall
            ->loadFwModule(new AntiFlood(APBCT_TBL_FIREWALL_LOG, array(
            'view_limit' => \Drupal::config('cleantalk.settings')
              ->get('cleantalk_sfw_antiflood_limit'),
            'db__table__ac_logs' => APBCT_TBL_AC_LOGS,
          )));
        }
        $firewall
          ->run();
      }
    }

    //Custom Contact forms
    if (count($_POST) > 0 && !$request
      ->get('form_build_id') && !$request
      ->get('form_id') && \Drupal::config('cleantalk.settings')
      ->get('cleantalk_check_ccf')) {
      $ct_temp_msg_data = CleantalkHelper::get_fields_any($request);
      $spam_check = array();
      $spam_check['type'] = 'custom_contact_form';
      $spam_check['sender_email'] = $ct_temp_msg_data['email'] ? $ct_temp_msg_data['email'] : '';
      $spam_check['sender_nickname'] = $ct_temp_msg_data['nickname'] ? $ct_temp_msg_data['nickname'] : '';
      $spam_check['message_title'] = $ct_temp_msg_data['subject'] ? $ct_temp_msg_data['subject'] : '';
      $spam_check['message_body'] = $ct_temp_msg_data['message'] ? implode("\n", $ct_temp_msg_data['message']) : '';
      if ($spam_check['sender_email'] != '' || $spam_check['message_title'] != '' || $spam_check['message_body'] != '') {
        $result = CleantalkFuncs::_cleantalk_check_spam($spam_check);
        if (isset($result) && is_array($result) && $result['errno'] == 0 && $result['allow'] != 1) {
          $this->messenger
            ->addError(HTML::escape($result['ct_result_comment']));
        }
      }
    }

    // Search
    if ($request->server
      ->get('REQUEST_URI') && strpos($request->server
      ->get('REQUEST_URI'), 'search') !== false && $request
      ->get('keys')) {
      if (\Drupal::config('cleantalk.settings')
        ->get('cleantalk_check_search_form')) {
        global $user;
        $get_query = $request
          ->get('keys');
        $spam_check['type'] = 'site_search_drupal8';
        $spam_check['sender_email'] = !empty($user->mail) ? $user->mail : '';
        $spam_check['sender_nickname'] = !empty($user->name) ? $user->name : '';
        $spam_check['message_title'] = '';
        $spam_check['message_body'] = $get_query;
        if ($spam_check['sender_email'] != '' || $spam_check['message_body']) {
          $spam_result = CleantalkFuncs::_cleantalk_check_spam($spam_check);
          if (isset($spam_result) && is_array($spam_result) && $spam_result['errno'] == 0 && $spam_result['allow'] != 1) {
            CleantalkFuncs::_cleantalk_die($spam_result['ct_result_comment']);
          }
        }
      }
    }

    // External Forms
    if (count($_POST) > 0 && \Drupal::config('cleantalk.settings')
      ->get('cleantalk_check_external') && $request
      ->get('cleantalk_hidden_method') && $request
      ->get('cleantalk_hidden_action')) {
      $action = htmlspecialchars($request
        ->get('cleantalk_hidden_action'));
      $method = htmlspecialchars($request
        ->get('cleantalk_hidden_method'));
      $request->request
        ->remove('cleantalk_hidden_action');
      $request->request
        ->remove('cleantalk_hidden_method');
      $ct_temp_msg_data = CleantalkHelper::get_fields_any($request->request
        ->all());
      $spam_check = array();
      $spam_check['type'] = 'external_form';
      $spam_check['sender_email'] = $ct_temp_msg_data['email'] ? $ct_temp_msg_data['email'] : '';
      $spam_check['sender_nickname'] = $ct_temp_msg_data['nickname'] ? $ct_temp_msg_data['nickname'] : '';
      $spam_check['message_title'] = $ct_temp_msg_data['subject'] ? $ct_temp_msg_data['subject'] : '';
      $spam_check['message_body'] = $ct_temp_msg_data['message'] ? implode("\n", $ct_temp_msg_data['message']) : '';
      if ($spam_check['sender_email'] != '' || $spam_check['message_title'] != '' || $spam_check['message_body'] != '') {
        $result = CleantalkFuncs::_cleantalk_check_spam($spam_check);
        if (isset($result) && is_array($result) && $result['errno'] == 0 && $result['allow'] != 1) {

          // Do block
          CleantalkFuncs::ct_die(HTML::escape($result['ct_result_comment']));
        }
        else {

          // Do the form sending
          if (!$request
            ->isXmlHttpRequest()) {
            print "<html><body><form method='{$method}' action='{$action}'>";
            CleantalkFuncs::print_form($_POST, '');
            print "</form></body></html>";
            print "<script " . (class_exists('Cookiebot_WP') ? 'data-cookieconsent="ignore"' : '') . ">\n                if(document.forms[0].submit !== 'undefined'){\n                  var objects = document.getElementsByName('submit');\n                  if(objects.length > 0)\n                    document.forms[0].removeChild(objects[0]);\n                }\n                document.forms[0].submit();\n              </script>";
            die;
          }
        }
      }
    }
  }
  return $this->httpKernel
    ->handle($request, $type, $catch);
}