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<?php

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/**

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* WPML Translation compatibility

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* @package Themify_Builder

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* @subpackage Themify_Builder/classes

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// WPML string types: 'LINE', 'TEXTAREA', 'VISUAL', 'LINK'

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class Themify_Builder_WPML_Integration {

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/* cached wpml $package_data during register_strings */

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private static $package_data;

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/* cached string translations */

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private static $translations;

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static function init() {

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add_filter( 'wpml_page_builder_support_required', [ __CLASS__, 'wpml_page_builder_support_required' ] );

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add_action( 'wpml_page_builder_register_strings', [ __CLASS__, 'wpml_page_builder_register_strings' ], 10, 2 );

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add_action( 'wpml_page_builder_string_translated', [ __CLASS__, 'wpml_page_builder_string_translated' ], 10, 5 );

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}

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/* register Builder package */

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static function wpml_page_builder_support_required( $plugins ) {

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$plugins[] = 'Themify Builder';

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return $plugins;

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}

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static function wpml_page_builder_register_strings( $post, $package_data ) {

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if ( 'Themify Builder' === $package_data['kind'] ) {

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$builder_data = ThemifyBuilder_Data_Manager::get_data( $post->ID );

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self::$package_data = $package_data;

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do_action( 'wpml_start_string_package_registration', $package_data );

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if ( is_array( $builder_data ) ) {

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foreach ( $builder_data as $row ) {

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self::recursive_register_row_translatable_fields( $row );

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}

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}

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do_action( 'wpml_delete_unused_package_strings', $package_data );

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}

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}

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static function wpml_page_builder_string_translated(

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$package_kind,

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$translated_post_id,

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$original_post,

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$string_translations,

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$lang

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) {

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// Make sure the package is for our plugin

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if ( 'Themify Builder' === $package_kind ) {

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$builder_data = ThemifyBuilder_Data_Manager::get_data( $original_post->ID );

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if ( ! empty( $builder_data ) && is_array( $builder_data ) ) {

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self::$translations = self::group_string_translation_by_elementid( $string_translations, $lang );

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foreach ( $builder_data as $index => $row ) {

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$builder_data[ $index ] = self::recursive_translate_fields( $row );

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}

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}

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ThemifyBuilder_Data_Manager::save_data( $builder_data, $translated_post_id );

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}

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}

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private static function group_string_translation_by_elementid( $string_translations, $lang ) {

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$result = [];

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if ( ! empty( $string_translations ) ) {

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foreach ( $string_translations as $key => $value ) {

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if ( isset( $value[ $lang ]['value'] ) ) { /* just being cautios */

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list( $post_id, $element_id, $option_id ) = explode( '/', $key );

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$result[ $element_id ][ $option_id ] = $value[ $lang ]['value'];

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}

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}

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}

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return $result;

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}

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public static function recursive_translate_fields( $row ) {

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if ( ! empty( $row['styling'] ) ) {

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$row['styling'] = self::translate_shared_fields( $row['styling'], $row['element_id'] );

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}

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if ( ! empty( $row['cols'] ) ) {

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foreach ( $row['cols'] as &$col ) {

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if ( ! empty( $col['styling'] ) ) {

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$col['styling'] = self::translate_shared_fields( $col['styling'], $col['element_id'] );

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}

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if ( ! empty( $col['modules'] ) ) {

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foreach ( $col['modules'] as &$mod ) {

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if ( isset( $mod['mod_name'], $mod['element_id'], $mod['mod_settings'] )

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/* modules with nested Builder content are always sent for translation */

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&& ( isset( self::$translations[ $mod['element_id'] ] ) || in_array( $mod['mod_name'], [ 'tab', 'accordion', 'toggle' ], true ) )

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) {

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$module = self::get_module( $mod['mod_name'] );

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if ( $module ) {

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$mod = $module::translate_module( $mod, self::$translations[ $mod['element_id'] ] );

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$mod['mod_settings'] = self::translate_shared_fields( $mod['mod_settings'], $mod['element_id'] );

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}

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}

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$mod = self::recursive_translate_fields( $mod ); // for subrows

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}

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}

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}

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}

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return $row;

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}

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public static function recursive_register_row_translatable_fields( $row ) {

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if ( ! empty( $row['styling'] ) ) {

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self::register_translatable_shared_fields( $row['styling'], $row['element_id'] );

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}

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if ( ! empty( $row['cols'] ) ) {

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foreach ( $row['cols'] as $col ) {

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if ( ! empty( $col['styling'] ) ) {

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self::register_translatable_shared_fields( $col['styling'], $col['element_id'] );

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}

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if ( ! empty( $col['modules'] ) ) {

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foreach ( $col['modules'] as $mod ) {

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if ( isset( $mod['mod_name'] ) ) {

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$module = self::get_module( $mod['mod_name'] );

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if ( $module ) {

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$translatable_fields = $module::get_translatable_fields( $mod, $module );

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self::register( $translatable_fields, $mod['element_id'] );

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if ( ! empty( $mod['mod_settings'] ) ) {

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self::register_translatable_shared_fields( $mod['mod_settings'], $mod['element_id'] );

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}

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}

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}

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self::recursive_register_row_translatable_fields( $mod ); // for subrows

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}

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}

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}

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}

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}

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/**

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* Register fields that exist in all components and can be translated

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private static function register_translatable_shared_fields( $component, $component_id ) {

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$fields = [];

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if ( isset( $component['_tooltip'] ) ) {

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$fields[] = [

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'value' => $component['_tooltip'],

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'id' => '_tooltip'

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];

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}

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if ( isset( $component['_link'] ) ) {

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$fields[] = [

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'value' => $component['_link'],

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'id' => '_link'

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];

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}

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if ( ! empty( $fields ) ) {

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self::register( $fields, $component_id );

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}

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}

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/**

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* Translate shared fields that exist in all components

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private static function translate_shared_fields( $component, $component_id ) {

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if ( isset( self::$translations[ $component_id ]['_tooltip'] ) ) {

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$component['_tooltip'] = self::$translations[ $component_id ]['_tooltip'];

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}

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if ( isset( self::$translations[ $component_id ]['_link'] ) ) {

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$component['_link'] = self::$translations[ $component_id ]['_link'];

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}

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return $component;

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}

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public static function get_module( $name ) {

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$m = Themify_Builder_Component_Module::load_modules( $name );

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if ( is_object( $m ) ) {

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return get_class( $m );

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} else if ( is_string( $m ) ) {

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return $m;

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}

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}

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private static function register( $translatable_fields, $element_id ) {

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if ( ! empty( $translatable_fields ) ) {

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foreach ( $translatable_fields as $field ) {

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do_action(

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'wpml_register_string',

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$field['value'],

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self::$package_data['post_id'] . '/' . $element_id . '/' . $field['id'],

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self::$package_data,

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isset( $field['title'] ) ? $field['title'] : '',

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isset( $field['type'] ) ? $field['type'] : 'LINE'

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);

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}

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}

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}

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}

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