function spambot_cron

Same name and namespace in other branches

1. 7.x-1.x spambot.module \spambot_cron() 1 comment

Implements hook_cron().

File

./spambot.module, line 40

Code

function spambot_cron() {
    $config = \Drupal::config('spambot.settings');
    // Checks the user limit added in the configuration.
    if ($limit = $config->get('spambot_cron_user_limit')) {
        $last_uid = \Drupal::state()->get('spambot_last_checked_uid', 0);
        if ($last_uid < 1) {
            // Skip scanning the anonymous and superadmin users.
            $last_uid = 1;
        }
        $query = \Drupal::database()->select('users')
            ->fields('users', [
            'uid',
        ])
            ->condition('uid', $last_uid, '>')
            ->orderBy('uid')
            ->range(0, $limit);
        // This checks the Users with the Blocked account for Spam also.
        if (!$config->get('spambot_check_blocked_accounts')) {
            // @todo implement filter for non blocked accounts.
        }
        $uids = $query->execute()
            ->fetchCol();
        if ($uids) {
            // Action to be done after the existing user is known as spam User.
            $action = $config->get('spambot_spam_account_action');
            
            /** @var \Drupal\user\UserInterface[] $accounts */
            $accounts = User::loadMultiple($uids);
            foreach ($accounts as $account) {
                $account_status = $account->status
                    ->getValue()[0]['value'];
                $result = spambot_account_is_spammer($account, $config);
                if ($result > 0) {
                    switch ($account->hasPermission('protected from spambot scans') ? SpambotSettingsForm::SPAMBOT_ACTION_NONE : $action) {
                        case SpambotSettingsForm::SPAMBOT_ACTION_BLOCK:
                            if ($account_status) {
                                $account->block();
                                // Block spammer's account.
                                \Drupal::logger('spambot')->notice('Blocked spam account: @name &lt;@email&gt; (uid @uid)', [
                                    '@name' => $account->getDisplayName(),
                                    '@email' => $account->getEmail(),
                                    '@uid' => $account->id(),
                                ]);
                            }
                            else {
                                // Don't block an already blocked account.
                                \Drupal::logger('spambot')->notice('Spam account already blocked: @name &lt;@email&gt; (uid @uid)', [
                                    '@name' => $account->getDisplayName(),
                                    '@email' => $account->getEmail(),
                                    '@uid' => $account->id(),
                                ]);
                            }
                            break;
                        case SpambotSettingsForm::SPAMBOT_ACTION_DELETE:
                            $account->delete();
                            \Drupal::logger('spambot')->notice('Deleted spam account: @name &lt;@email&gt; (uid @uid)', [
                                '@name' => $account->getDisplayName(),
                                '@email' => $account->getEmail(),
                                '@uid' => $account->id(),
                            ]);
                            \Drupal::logger('spambot')->notice('Deleted spam account: @name &lt;@email&gt; (uid @uid)', [
                                '@name' => $account->getDisplayName(),
                                '@email' => $account->getEmail(),
                                '@uid' => $account->id(),
                            ]);
                            break;
                        case SpambotSettingsForm::SPAMBOT_ACTION_NONE:
                        default:
                            \Drupal::logger('spambot')->notice('Found spam account: @name &lt;@email&gt; (uid @uid)', [
                                '@name' => $account->getDisplayName(),
                                '@email' => $account->getEmail(),
                                '@uid' => $account->id(),
                            ]);
                            break;
                    }
                    // Mark this uid as successfully checked.
                    \Drupal::state()->set('spambot_last_checked_uid', $account->id());
                }
                elseif ($result == 0) {
                    // Mark this uid as successfully checked.
                    \Drupal::state()->set('spambot_last_checked_uid', $account->id());
                }
                elseif ($result < 0) {
                    // Error contacting service, so pause processing.
                    break;
                }
            }
        }
    }
}