function cerber_activate()
{
global $wpdb, $wp_version;
cerber_load_lang();
if (version_compare(CERBER_REQ_PHP, phpversion(), '>')) {
cerber_stop_activating('<h3>' . sprintf(__('The WP Cerber requires PHP %s or higher. You are running', 'cerber'), CERBER_REQ_PHP) . ' ' . phpversion() . '</h3>');
}
if (version_compare(CERBER_REQ_WP, $wp_version, '>')) {
cerber_stop_activating('<h3>' . sprintf(__('The WP Cerber requires WordPress %s or higher. You are running', 'cerber'), CERBER_REQ_WP) . ' ' . $wp_version . '</h3>');
}
// Tables
$db_errors = array();
if (!$wpdb->get_row("SHOW TABLES LIKE '" . CERBER_LOG_TABLE . "'")) {
if (!$wpdb->query("\n\n\tCREATE TABLE IF NOT EXISTS " . CERBER_LOG_TABLE . " (\n `ip` varchar(39) CHARACTER SET ascii NOT NULL COMMENT 'Remote IP',\n `user_login` varchar(60) NOT NULL COMMENT 'Login from POST request',\n `user_id` bigint(20) unsigned NOT NULL DEFAULT '0',\n `stamp` bigint(20) unsigned NOT NULL COMMENT 'Unix timestamp',\n `activity` int(10) unsigned NOT NULL DEFAULT '0' COMMENT 'What''s happen?',\n KEY `ip` (`ip`)\n\t) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='Cerber actions log';\n\n\n\t\t\t\t")) {
$db_errors[] = $wpdb->last_error;
}
}
if (!$wpdb->get_row("SHOW TABLES LIKE '" . CERBER_ACL_TABLE . "'")) {
if (!$wpdb->query("\n\n\tCREATE TABLE IF NOT EXISTS " . CERBER_ACL_TABLE . " (\n `ip` varchar(39) CHARACTER SET ascii NOT NULL COMMENT 'IP',\n `tag` char(1) NOT NULL COMMENT 'Type: B or W',\n `comments` varchar(250) NOT NULL,\n UNIQUE KEY `ip` (`ip`)\n\t) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='Cerber IP access lists';\n\n\t\t\t\t")) {
$db_errors[] = $wpdb->last_error;
}
}
if (!$wpdb->get_row("SHOW TABLES LIKE '" . CERBER_BLOCKS_TABLE . "'")) {
if (!$wpdb->query("\n\n\tCREATE TABLE IF NOT EXISTS " . CERBER_BLOCKS_TABLE . " (\n `ip` varchar(39) CHARACTER SET ascii NOT NULL COMMENT 'Remote IP',\n `block_until` bigint(20) unsigned NOT NULL COMMENT 'Unix timestamp',\n `reason` varchar(250) NOT NULL COMMENT 'Why was blocked',\n UNIQUE KEY `ip` (`ip`)\n\t) ENGINE=MyISAM DEFAULT CHARSET=utf8 COMMENT='List of blocked IP';\n\n\t\t\t\t")) {
$db_errors[] = $wpdb->last_error;
}
}
if ($db_errors) {
cerber_stop_activating('<h3>' . __("Can't activate WP Cerber due to a database error.", 'cerber') . '</h3><p>' . implode('<p>', $db_errors));
}
cerber_cookie1();
cerber_disable_citadel();
cerber_get_groove();
cerber_add_white(cerber_get_subnet(cerber_get_ip()));
// Protection for non-experienced user
update_site_option('cerber_admin_message', __('WP Cerber is now active and has started protecting your site.', 'cerber') . ' <a href="' . admin_url(cerber_get_opage()) . '">' . __('Check settings here', 'cerber') . '.</a>');
$opt = cerber_get_options();
$opt = array_filter($opt);
if (!empty($opt)) {
return;
}
update_site_option(CERBER_OPT, cerber_get_defaults());
}
function cerber_admin_request()
{
global $wpdb;
if (!current_user_can('manage_options')) {
return;
}
if ($_SERVER['REQUEST_METHOD'] != 'GET' || !isset($_GET['cerber_nonce']) || !wp_verify_nonce($_GET['cerber_nonce'], 'control')) {
return;
}
if (isset($_GET['testnotify'])) {
cerber_send_notify($_GET['testnotify']);
update_site_option('cerber_admin_message', __('Message has been sent to ', 'cerber') . ' ' . get_option('admin_email'));
wp_safe_redirect(remove_query_arg('testnotify'));
exit;
}
if (isset($_GET['lockdelete'])) {
$ip = $_GET['lockdelete'];
if (cerber_block_delete($ip)) {
update_site_option('cerber_admin_message', sprintf(__('Lockout for %s was removed', 'cerber'), $ip));
}
}
if (isset($_GET['citadel']) && $_GET['citadel'] == 'deactivate') {
cerber_disable_citadel();
}
if (isset($_GET['load_settings']) && $_GET['load_settings'] == 'default') {
update_site_option(CERBER_OPT, cerber_get_defaults());
update_site_option('cerber_admin_message', __('Settings saved.'));
wp_safe_redirect(remove_query_arg('load_settings'));
// mandatory!
exit;
// mandatory!
}
}