<?php

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namespace WPForms\Integrations\Divi;

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use WPForms\Integrations\Divi\Interfaces\LocalizedDataInterface;

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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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*

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* @since 1.6.3

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*/

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class Divi implements IntegrationInterface {

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/**

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* Instance of the legacy module.

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*

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* @since 1.9.9

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*

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* @var WPFormsSelector|null

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*/

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private $legacy_module;

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/**

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* Instance of the modern module.

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*

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* @since 1.9.9

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*

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* @var WPFormsSelectorModern|null

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* @noinspection PhpPrivateFieldCanBeLocalVariableInspection

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*/

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private $modern_module;

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/**

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* Indicate if the current integration is allowed to load.

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*

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* @since 1.6.3

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*

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* @return bool

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*/

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public function allow_load(): bool {

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return wpforms_is_divi_active();

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}

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/**

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* Load an integration.

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*

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* @since 1.6.3

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*/

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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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*

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* @since 1.6.3

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*/

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public function hooks(): void {

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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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// Register module.

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add_action( 'divi_module_library_modules_dependency_tree', [ $this, 'register_modern_selector' ] );

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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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* Register modern selector dependency.

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*

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* @since 1.9.9

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*

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* @param object $dependency_tree Dependency tree object.

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*/

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public function register_modern_selector( object $dependency_tree ): void {

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if ( ! $this->is_divi_5_or_higher() ) {

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return;

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}

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$this->modern_module = new WPFormsSelectorModern();

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if ( $this->is_divi_builder() ) {

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$this->insert( $this->modern_module );

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}

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$dependency_tree->add_dependency( $this->modern_module );

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}

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/**

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* Check if Divi 5 or higher is active.

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*

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* @since 1.9.9

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*

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* @return bool

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* @noinspection PhpUndefinedConstantInspection

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*/

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protected function is_divi_5_or_higher(): bool {

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if ( ! defined( 'ET_BUILDER_VERSION' ) ) {

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return false;

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}

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return version_compare( ET_BUILDER_VERSION, '5.0.0', '>=' );

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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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*

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* @since 1.6.3

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*

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* @return bool

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*/

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private function is_divi_builder(): bool {

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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 the current style name.

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*

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* Overwrite styles for the Divi Builder.

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*

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* @since 1.6.3

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*

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* @return string

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*/

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public function get_current_styles_name(): string {

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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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*

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* @since 1.6.3

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*

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* @return bool

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*/

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protected function is_divi_plugin_loaded(): bool {

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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 the Divi plugin is loaded.

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*

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* @since 1.8.5

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*

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* @return bool

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*/

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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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*

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* @since 1.8.1

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*/

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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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*

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* @since 1.6.3

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*/

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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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if ( $this->allow_frontend_styles() ) {

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$this->divi_frontend_styles();

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}

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}

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/**

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* Load styles.

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*

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* @since 1.6.3

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*/

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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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*

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* @since 1.6.3

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*/

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public function builder_scripts(): void {

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if ( ! $this->legacy_module ) {

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return;

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}

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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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$this->insert( $this->legacy_module );

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wp_localize_script(

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'wpforms-divi',

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'wpforms_divi_builder',

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$this->legacy_module->get_localized_data()

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);

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}

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/**

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* Injects localized data into the provided form selector to be used in the frontend.

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*

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* @since 1.9.9

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*

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* @param LocalizedDataInterface $form_selector Interface instance to set localized data for forms.

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*/

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private function insert( LocalizedDataInterface $form_selector ): void {

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$form_selector->set_localized_data(

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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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),

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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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*

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* @since 1.6.3

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*/

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public function register_module(): void {

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if ( ! class_exists( 'ET_Builder_Module' ) ||

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( $this->is_divi_5_or_higher() && $this->is_divi_builder() )

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) {

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return;

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}

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$this->legacy_module = new WPFormsSelector();

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}

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/**

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* Ajax handler for the form preview.

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*

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* @since 1.6.3

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*/

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public function preview(): void { // phpcs:ignore WPForms.PHP.HooksMethod.InvalidPlaceForAddingHooks

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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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if ( $form_id ) {

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$form_obj = wpforms()->obj( 'form' );

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$form = $form_obj ? $form_obj->get( $form_id ) : null;

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$author = $form ? (int) $form->post_author : 0;

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$cap = $author === get_current_user_id() ? 'wpforms_view_own_forms' : 'wpforms_view_others_forms';

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$has_permission = wpforms_current_user_can( $cap, $form_id );

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} else {

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$has_permission = wpforms_current_user_can( [ 'wpforms_view_own_forms', 'wpforms_view_others_forms' ] );

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}

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if ( ! $has_permission ) {

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wp_send_json_error(

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esc_html__( 'You do not have permission to preview form.', 'wpforms-lite' )

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);

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}

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// Disable Anti Spam v3 honeypot.

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add_filter( 'wpforms_forms_anti_spam_v3_is_honeypot_enabled', '__return_false' );

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add_filter(

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'wpforms_frontend_container_class',

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static 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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static function () {

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echo '<fieldset disabled>';

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},

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3

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);

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add_action(

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'wpforms_frontend_output',

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

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echo '<img

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src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAYAAAAfFcSJAAAADUlEQVR42mNk+M9QDwADhgGAWjR9awAAAABJRU5ErkJggg=="

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alt="Empty"

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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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30

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);

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/**

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* Allows showing/hiding form title and description.

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*

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* @since 1.6.3.1

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*

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* @param bool $show_title Show form title.

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* @param int $form_id Form ID.

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*/

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$show_title = (bool) apply_filters( // phpcs:ignore WPForms.PHP.ValidateHooks.InvalidHookName

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'wpforms_divi_builder_form_title',

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

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$form_id

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);

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/**

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* Allows showing/hiding form description.

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*

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* @since 1.6.3.1

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*

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* @param bool $show_desc Show form description.

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* @param int $form_id Form ID.

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*/

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$show_desc = (bool) apply_filters( // phpcs:ignore WPForms.PHP.ValidateHooks.InvalidHookName

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'wpforms_divi_builder_form_desc',

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

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$form_id

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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$d" title="%2$s" description="%3$s"]',

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$form_id,

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$show_title,

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$show_desc

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)

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)

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);

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}

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/**

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* Allow frontend styles.

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*

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* @since 1.9.8.6

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*

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* @return bool

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*/

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protected function allow_frontend_styles(): bool {

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$frontend_obj = wpforms()->obj( 'frontend' );

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if ( ! $frontend_obj ) {

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return false;

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}

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global $post;

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$content = $post->post_content ?? '';

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return (

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$frontend_obj->assets_global() ||

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has_shortcode( $content, 'wpforms' ) ||

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has_shortcode( $content, 'wpforms_selector' ) ||

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( function_exists( 'has_block' ) && has_block( 'wpforms/form-selector' ) )

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);

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}

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}

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