* Plugin Name: WPForms Lite
* Plugin URI: https://wpforms.com
* Description: Beginner friendly WordPress contact form plugin. Use our Drag & Drop form builder to create your WordPress forms.
* Author URI: https://wpforms.com
* License: GPL v2 or later
* License URI: https://www.gnu.org/licenses/gpl-2.0.html
* Text Domain: wpforms-lite
* Domain Path: /assets/languages
* WPForms is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* WPForms is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with WPForms. If not, see <https://www.gnu.org/licenses/>.
// Exit if accessed directly.
use WPForms\Requirements\Requirements;
if ( ! defined( 'ABSPATH' ) ) {
$is_pro = file_exists( __DIR__ . '/pro/wpforms-pro.php' );
if ( ! $is_pro ) { // <- is lite.
$lite_base = plugin_basename( __FILE__ );
$active_plugins = get_option( 'active_plugins', [] );
$active_network_plugins = get_site_option( 'active_sitewide_plugins' );
isset( $active_network_plugins[ $lite_base ] )
&& in_array( 'wpforms/wpforms.php', $active_plugins, true )
// Keep plugin active but silent.
if ( ! defined( 'WPFORMS_VERSION' ) ) {
define( 'WPFORMS_VERSION', '1.9.9.3' ); // NOSONAR.
if ( ! defined( 'WPFORMS_PLUGIN_DIR' ) ) {
define( 'WPFORMS_PLUGIN_DIR', plugin_dir_path( __FILE__ ) );
if ( ! defined( 'WPFORMS_PLUGIN_URL' ) ) {
define( 'WPFORMS_PLUGIN_URL', plugin_dir_url( __FILE__ ) );
if ( ! defined( 'WPFORMS_PLUGIN_FILE' ) ) {
define( 'WPFORMS_PLUGIN_FILE', __FILE__ );
// Don't allow multiple versions to be active.
if ( function_exists( 'wpforms' ) ) {
if ( ! function_exists( 'wpforms_lite_just_activated' ) ) {
* Store temporarily that the Lite version of the plugin was activated.
* This is needed because WP does a redirect after activation,
* and we need to preserve this state to know whether the user activated Lite or not.
function wpforms_lite_just_activated() {
set_transient( 'wpforms_lite_just_activated', true );
add_action( 'activate_wpforms-lite/wpforms.php', 'wpforms_lite_just_activated' );
if ( ! function_exists( 'wpforms_deactivate' ) ) {
* Deactivate Lite if WPForms already activated.
function wpforms_deactivate() {
$pro_file = wpforms()->is_pro() ? WPFORMS_PLUGIN_FILE : __FILE__;
$lite_file = wpforms()->is_pro() ? __FILE__ : WPFORMS_PLUGIN_FILE;
$lite_base = plugin_basename( $lite_file );
$pro_base = plugin_basename( $pro_file );
|| is_plugin_active_for_network( $pro_base )
|| ( ! is_plugin_active_for_network( $pro_base ) && ! is_plugin_active_for_network( $lite_base ) )
deactivate_plugins( $lite_base );
* Fires on plugin deactivation.
* @param string $plugin_basename The plugin basename.
do_action( 'wpforms_plugin_deactivated', $lite_base );
// Run the installation on the next admin visit.
add_option( 'wpforms_install', 1 );
add_action( 'admin_init', 'wpforms_deactivate' );
if ( ! function_exists( 'wpforms_lite_notice' ) ) {
* Display the notice after deactivation when Pro is still active
* and user wanted to activate the Lite version of the plugin.
* @noinspection HtmlUnknownTarget
function wpforms_lite_notice() {
$pro_file = wpforms()->is_pro() ? WPFORMS_PLUGIN_FILE : __FILE__;
$lite_file = wpforms()->is_pro() ? __FILE__ : WPFORMS_PLUGIN_FILE;
$lite_base = plugin_basename( $lite_file );
$pro_base = plugin_basename( $pro_file );
// Do not show the notice if upgrade from Lite to Pro.
if ( (bool) get_transient( 'wpforms_lite_just_activated' ) === false ) {
|| is_plugin_active_for_network( $pro_base )
|| ( ! is_plugin_active_for_network( $pro_base ) && ! is_plugin_active_for_network( $lite_base ) )
/* translators: %s - Path to installed plugins. */
__( 'Your site already has WPForms Pro activated. If you want to switch to WPForms Lite, please first go to %s and deactivate WPForms. Then, you can activate WPForms Lite.', 'wpforms-lite' ),
is_multisite() ? __( 'Network Admin → Plugins → Installed Plugins', 'wpforms-lite' ) : __( 'Plugins → Installed Plugins', 'wpforms-lite' )
// Currently tried to activate Lite with Pro still active, so display the message.
'<div class="notice wpforms-notice notice-warning wpforms-license-notice" id="wpforms-notice-pro-active">
<h3 style="margin: .75em 0 0 0;">
<img src="%1$s" alt="" style="vertical-align: text-top; width: 20px; margin-right: 7px;">%2$s
esc_url( WPFORMS_PLUGIN_URL . 'assets/images/exclamation-triangle.svg' ),
esc_html__( 'Heads up!', 'wpforms-lite' ),
delete_transient( 'wpforms_lite_just_activated' );
if ( isset( $_GET['activate'] ) ) { // phpcs:ignore WordPress.Security.NonceVerification.Recommended
unset( $_GET['activate'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended
add_action( 'admin_notices', 'wpforms_lite_notice' );
add_action( 'network_admin_notices', 'wpforms_lite_notice' );
// Do not process the plugin code further.
if ( ! function_exists( 'wpforms_php52_notice' ) ) {
* Display the notice about incompatible PHP version after deactivation.
function wpforms_php52_notice() {
_deprecated_function( __FUNCTION__, '1.9.6 of the WPForms plugin' );
if ( ! function_exists( 'wpforms_wp_notice' ) ) {
* Display the notice about incompatible WP version after deactivation.
function wpforms_wp_notice() {
_deprecated_function( __FUNCTION__, '1.9.6 of the WPForms plugin' );
require_once WPFORMS_PLUGIN_DIR . 'src/Requirements/Requirements.php';
require_once WPFORMS_PLUGIN_DIR . 'includes/functions.php';
if ( ! Requirements::get_instance()->validate( $requirements ) ) {
// Define the class and the function.
require_once __DIR__ . '/src/WPForms.php';
if ( function_exists( 'wpforms' ) ) {