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($opt)) {
return;
}
update_site_option(CERBER_OPT, cerber_get_defaults());
}
function cerber_action_links($actions, $plugin_file, $plugin_data, $context)
{
if ($plugin_file == cerber_plug_in()) {
$link[] = '<a href="' . admin_url(cerber_get_opage()) . '">' . __('Settings') . '</a>';
$link[] = '<a href="' . admin_url(cerber_get_opage() . '&tab=acl') . '">' . __('Access Lists', 'cerber') . '</a>';
$actions = array_merge($link, $actions);
}
return $actions;
}