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<?php

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namespace WPForms\Integrations\Divi;

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use WPForms_Field_Select;

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use WPForms\Integrations\IntegrationInterface;

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/**

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* Class Divi.

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* @since 1.6.3

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class Divi implements IntegrationInterface {

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/**

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* Indicate if current integration is allowed to load.

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* @since 1.6.3

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* @return bool

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public function allow_load() {

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if ( function_exists( 'et_divi_builder_init_plugin' ) ) {

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return true;

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}

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$allow_themes = [ 'Divi', 'Extra' ];

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$theme = wp_get_theme();

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$theme_name = $theme->get_template();

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$theme_parent = $theme->parent();

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return (bool) array_intersect( [ $theme_name, $theme_parent ], $allow_themes );

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}

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/**

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* Load an integration.

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* @since 1.6.3

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public function load() {

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$this->hooks();

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}

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/**

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* Hooks.

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* @since 1.6.3

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public function hooks() {

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add_action( 'et_builder_ready', [ $this, 'register_module' ] );

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add_action( 'wp_enqueue_scripts', [ $this, 'frontend_styles' ], 12 );

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if ( wp_doing_ajax() ) {

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add_action( 'wp_ajax_wpforms_divi_preview', [ $this, 'preview' ] );

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}

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if ( $this->is_divi_builder() ) {

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add_action( 'wp_enqueue_scripts', [ $this, 'builder_styles' ], 12 );

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add_action( 'wp_enqueue_scripts', [ $this, 'builder_scripts' ] );

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add_filter( 'wpforms_global_assets', '__return_true' );

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add_filter( 'wpforms_frontend_missing_assets_error_js_disable', '__return_true', PHP_INT_MAX );

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// Hide CAPTCHA badge in Divi Builder.

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add_filter( 'wpforms_frontend_recaptcha_disable', '__return_true' );

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}

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}

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/**

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* Determine if a current page is opened in the Divi Builder.

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* @since 1.6.3

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* @return bool

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private function is_divi_builder() {

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return ! empty( $_GET['et_fb'] ); // phpcs:ignore WordPress.Security.NonceVerification.Recommended

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}

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/**

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* Get current style name.

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* Overwrite styles for the Divi Builder.

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* @since 1.6.3

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* @return string

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public function get_current_styles_name() {

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$disable_css = absint( wpforms_setting( 'disable-css', 1 ) );

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if ( $disable_css === 3 ) {

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return '';

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}

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$styles_name = wpforms_get_render_engine() . '-';

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$styles_name .= $disable_css === 1 ? 'full' : 'base';

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return $styles_name;

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}

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/**

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* Determine if the Divi Builder plugin is loaded.

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* @since 1.6.3

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* @return bool

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protected function is_divi_plugin_loaded() {

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return self::is_divi_loaded();

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}

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/**

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* Helper method to check if Divi plugin is loaded.

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* @since 1.8.5

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* @return bool

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public static function is_divi_loaded(): bool {

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if ( ! is_singular() ) {

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return false;

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}

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return defined( 'ET_BUILDER_PLUGIN_ACTIVE' ) || defined( 'ET_BUILDER_THEME' );

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}

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/**

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* WPForms frontend styles special for Divi.

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* @since 1.8.1

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protected function divi_frontend_styles() {

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$min = wpforms_get_min_suffix();

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$styles_name = $this->get_current_styles_name();

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wp_enqueue_style(

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'wpforms-choicesjs',

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WPFORMS_PLUGIN_URL . "assets/css/integrations/divi/choices{$min}.css",

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[],

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WPForms_Field_Select::CHOICES_VERSION

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);

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if ( empty( $styles_name ) ) {

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return;

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}

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// Load CSS per global setting.

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wp_register_style(

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"wpforms-divi-{$styles_name}",

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WPFORMS_PLUGIN_URL . "assets/css/integrations/divi/wpforms-{$styles_name}{$min}.css",

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[],

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WPFORMS_VERSION

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);

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}

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/**

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* Register frontend styles.

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* Required for the plugin version of builder only.

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* @since 1.6.3

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public function frontend_styles() {

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if ( ! $this->is_divi_plugin_loaded() ) {

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return;

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}

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$this->divi_frontend_styles();

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}

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/**

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* Load styles.

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* @since 1.6.3

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public function builder_styles() {

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$min = wpforms_get_min_suffix();

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wp_enqueue_style(

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'wpforms-integrations',

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WPFORMS_PLUGIN_URL . "assets/css/admin-integrations{$min}.css",

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null,

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WPFORMS_VERSION

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);

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$this->divi_frontend_styles();

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}

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/**

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* Load scripts.

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* @since 1.6.3

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public function builder_scripts() {

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$min = wpforms_get_min_suffix();

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wp_enqueue_script(

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'wpforms-divi',

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WPFORMS_PLUGIN_URL . "assets/js/integrations/divi/formselector.es5{$min}.js",

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[ 'react', 'react-dom' ],

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WPFORMS_VERSION,

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true

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);

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wp_localize_script(

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'wpforms-divi',

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'wpforms_divi_builder',

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[

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'ajax_url' => admin_url( 'admin-ajax.php' ),

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'nonce' => wp_create_nonce( 'wpforms_divi_builder' ),

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'placeholder' => WPFORMS_PLUGIN_URL . 'assets/images/wpforms-logo.svg',

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'block_empty_url' => WPFORMS_PLUGIN_URL . 'assets/images/empty-states/no-forms.svg',

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'block_empty_text' => wp_kses(

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__( 'You can use <b>WPForms</b> to build contact forms, surveys, payment forms, and more with just a few clicks.', 'wpforms-lite' ),

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[

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'b' => [],

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]

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'get_started_url' => esc_url( admin_url( 'admin.php?page=wpforms-builder' ) ),

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'get_started_text' => esc_html__( 'Get Started', 'wpforms-lite' ),

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'guide_url' => esc_url( wpforms_utm_link( 'https://wpforms.com/docs/creating-first-form/', 'Divi', 'Create Your First Form Documentation' ) ),

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'guide_text' => esc_html__( 'comprehensive guide', 'wpforms-lite' ),

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'help_text' => esc_html__( 'Need some help? Check out our', 'wpforms-lite' ),

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]

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);

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}

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/**

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* Register module.

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* @since 1.6.3

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public function register_module() {

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if ( ! class_exists( 'ET_Builder_Module' ) ) {

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return;

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}

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new WPFormsSelector();

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}

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/**

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* Ajax handler for the form preview.

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* @since 1.6.3

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public function preview() {

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check_ajax_referer( 'wpforms_divi_builder', 'nonce' );

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$form_id = absint( filter_input( INPUT_POST, 'form_id', FILTER_SANITIZE_NUMBER_INT ) );

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$show_title = 'on' === filter_input( INPUT_POST, 'show_title', FILTER_SANITIZE_FULL_SPECIAL_CHARS );

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$show_desc = 'on' === filter_input( INPUT_POST, 'show_desc', FILTER_SANITIZE_FULL_SPECIAL_CHARS );

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add_filter(

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'wpforms_frontend_container_class',

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function( $classes ) {

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$classes[] = 'wpforms-gutenberg-form-selector';

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$classes[] = 'wpforms-container-full';

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return $classes;

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}

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);

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add_action(

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'wpforms_frontend_output',

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function() {

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echo '<fieldset disabled>';

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);

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add_action(

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'wpforms_frontend_output',

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function() {

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echo '</fieldset>';

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// This empty image is needed to execute JS code that triggers the custom event.

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// Unfortunately, <script> tag doesn't work in the Divi Builder.

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echo "<img src='data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M9QDwADhgGAWjR9awAAAABJRU5ErkJggg=='

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height='0'

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width='0'

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onLoad=\"jQuery( document ).trigger( 'wpformsDiviModuleDisplay' );\"

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/>";

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);

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wp_send_json_success(

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do_shortcode(

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sprintf(

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'[wpforms id="%1$s" title="%2$s" description="%3$s"]',

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absint( $form_id ),

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(bool) apply_filters( 'wpforms_divi_builder_form_title', $show_title, $form_id ),

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(bool) apply_filters( 'wpforms_divi_builder_form_desc', $show_desc, $form_id )

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)

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)

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);

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}

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}

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