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<?php
/**
* Muffin Builder | Ajax actions
*
* @package Betheme
* @author Muffin group
* @link https://muffingroup.com
*/
if( ! defined( 'ABSPATH' ) ){
exit; // Exit if accessed directly
}
class Mfn_Builder_Ajax {
/**
* Constructor
*/
public function __construct() {
// handle custom AJAX endpoint
add_action( 'wp_ajax_mfn_builder_add_element', array( $this, '_add_element' ) );
add_action( 'wp_ajax_mfn_builder_seo', array( $this, '_seo' ) );
add_action( 'wp_ajax_mfn_builder_export', array( $this, '_export' ) );
add_action( 'wp_ajax_mfn_builder_import', array( $this, '_import' ) );
add_action( 'wp_ajax_mfn_builder_import_page', array( $this, '_import_page' ) );
add_action( 'wp_ajax_mfn_builder_template', array( $this, '_template' ) );
add_action( 'wp_ajax_mfn_builder_settings', array( $this, '_settings' ) );
add_action( 'wp_ajax_mfn_builder_revision_restore', array( $this, '_revision_restore' ) );
add_action( 'wp_ajax_mfn_builder_pre_built_section', array( $this, '_pre_built_section' ) );
add_action( 'wp_ajax_mfn_history_delete', array($this, '_tool_history_delete') );
add_action( 'wp_ajax_mfn_regenerate_css', array($this, '_tool_regenerate_css') );
add_action( 'wp_ajax_mfn_regenerate_fonts', array($this, '_tool_regenerate_fonts') );
add_action( 'wp_ajax_mfn_set_transient', array($this, '_set_transient') );
add_action( 'wp_ajax_mfn_delete_transient', array($this, '_delete_transient') );
add_action( 'wp_ajax_mfn_refresh_cache', array($this, '_refresh_cache') );
}
/*
* Builder - add element
*/
public function _add_element(){
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$type = htmlspecialchars(stripslashes($_POST['type']));
if( empty( $type ) ){
return;
}
$builder = new Mfn_Builder_Admin( 'ajax' );
$builder->set_fields();
if( 'section' == $type ){
$builder->section();
} elseif( 'wrap' == $type ){
$builder->wrap();
} else {
$builder->item( $type );
}
wp_die();
}
/*
* Transient (old_value)
*/
public function _set_transient(){
$name = htmlspecialchars(stripslashes($_GET['name']));
set_transient( 'betheme_'. $name, 'changed', 30 * MINUTE_IN_SECONDS );
wp_die();
}
public function _delete_transient(){
$name = htmlspecialchars(stripslashes($_GET['name']));
delete_transient( 'betheme_'. $name );
wp_die();
}
/*
* Refresh Cache
*/
public function _refresh_cache(){
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
@clearstatcache();
_e('Done','mfn-opts');
wp_die();
}
/**
* Regenerate Google Fonts stored local
*/
public function _tool_regenerate_fonts(){
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$wp_filesystem = Mfn_Helper::filesystem();
$path_be = mfn_uploads_dir('basedir');
$path_fonts = wp_normalize_path( $path_be .'/fonts' );
// if no dir, create
if( ! file_exists( $path_be ) ){
wp_mkdir_p( $path_be );
}
if( ! file_exists( $path_fonts ) ){
wp_mkdir_p( $path_fonts );
}
// get used fonts names
$fonts = mfn_fonts_selected();
$google_fonts = mfn_fonts('all');
// theme default font
if( ! in_array("Poppins", $fonts) ){
$fonts[] = "Poppins";
}
// custom button font
$custom_button_font = mfn_opts_get('button-font-family');
if ( ! in_array($custom_button_font, $fonts) ){
$fonts[] = $custom_button_font;
}
// styles
$subset = '';
$weight = mfn_opts_get('font-weight');
if ($subset = mfn_opts_get('font-subset')) {
$subset = '&subset='. str_replace(' ', '', $subset);
}
// clear the dir before CDN scrapping
$wp_filesystem->delete($path_fonts.'/', true, 'd');
// scrap and save font
$content_of_css = '';
foreach ($fonts as $font) {
$font_slug = str_replace(' ', '+', $font);
$fonts_dir = mfn_uploads_dir('basedir', 'fonts');
$font_location = $fonts_dir .'/'. $font_slug;
$css_location = wp_normalize_path($font_location .'/'.$font_slug.'.css');
if ( in_array($font, $google_fonts) ) {
// every regenerate remove dir, so we need to create it once more
wp_mkdir_p( $font_location );
// system fonts weights
if( in_array( $font_slug, array('Poppins', "Roboto", "Open Sans") )){
$weight_set = array_unique(array_merge($weight, array(400, 500, 600)));
}else{
$weight_set = $weight;
}
foreach ($weight_set as $item){
$location_of_icon = wp_normalize_path($font_location .'/'. $font_slug .'-'. $item .'.ttf');
$url_created = 'https://fonts.googleapis.com/css?family='. $font_slug .':'. $item . $subset . '&display=swap';
// check if exists before going into google api.
if (!$wp_filesystem->exists($location_of_icon)) {
$google_fonts_response = $wp_filesystem->get_contents($url_created);
// empty response === this type does not exists && if weight exists, do not insert it
if (!empty($google_fonts_response) ){
// download the SRC and upload on server
preg_match('/https:(.*).ttf/', $google_fonts_response, $font_online_src);
$internal_link = $wp_filesystem->get_contents($font_online_src[0]);
// weights save
$wp_filesystem->put_contents( $location_of_icon, $internal_link, FS_CHMOD_FILE );
// replace the SRC and keep all font-weights in single file
$content_of_css .= preg_replace('/https:(.*).ttf/', './'.$font_slug.'/'.$font_slug.'-'.$item.'.ttf', $google_fonts_response);
}
}
}
// save .css file with @font-face, we do not need to keep it in for
$wp_filesystem->put_contents( wp_normalize_path( $fonts_dir .'/mfn-local-fonts.css' ), $content_of_css, FS_CHMOD_FILE );
}
}
_e('Done','mfn-opts');
wp_die();
}
/**
* Some Builder styles are saved in CSS files in the uploads folder and database. Recreate those files and settings.
*/
public function _tool_regenerate_css(){
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$items = get_posts( array(
'post_type' => array('page', 'post', 'portfolio', 'product', 'template'),
'post_status' => 'publish',
'posts_per_page' => -1,
) );
if(count($items) > 0){
foreach($items as $item){
if( get_post_meta( $item->ID, 'mfn-page-local-style') ){
$mfn_styles = json_decode( get_post_meta( $item->ID, 'mfn-page-local-style', true ), true );
Mfn_Helper::generate_css($mfn_styles, $item->ID);
}
}
}
wp_die();
}
/**
* Delete history (revisions)
*/
public function _tool_history_delete(){
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$types = ['revision', 'update', 'autosave', 'backup'];
$items = get_posts( array(
'post_type' => array('page', 'post', 'portfolio', 'product', 'template'),
'posts_per_page' => -1,
) );
if( count( $items ) ){
foreach( $items as $item ){
foreach( $types as $type ){
$meta_key = 'mfn-builder-revision-'. $type;
delete_post_meta( $item->ID, $meta_key );
}
}
}
wp_die();
}
/**
* Copy builder content to WP Editor where it is useful for SEO plugins like Yoast
*/
public function _seo() {
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
// values to skip
$skip = [
'1',
'default',
'horizontal',
];
// items loop
if ( isset( $_POST['mfn-item-type'] ) && is_array( $_POST['mfn-item-type'] ) ) {
$seo_content = '';
foreach ( $_POST['mfn-item-type'] as $type_k => $type ) {
$uid = $_POST['mfn-item-id'][$type_k];
if ( isset( $_POST['mfn-item'][$uid] ) && is_array( $_POST['mfn-item'][$uid] ) ) {
foreach ( $_POST['mfn-item'][$uid] as $attr_k => $attr ) {
$value = $attr;
if ( 'tabs' == $attr_k ) {
// field type: TABS
$item_tabs = $value;
foreach( $item_tabs as $tab_key => $tab_fields ){
foreach( $tab_fields as $tab_index => $tab_field ){
$value = stripslashes( $tab_field );
// FIX | Yoast SEO
$seo_val = trim( $value );
if ( $seo_val && $seo_val !== '1' ) {
$seo_content .= $seo_val ."\n";
}
}
}
} else {
// all other field types
if( ! is_string( $value ) ){
continue;
}
// FIX | Yoast SEO
$seo_val = trim( $value );
if ( $seo_val && ! in_array( $seo_val, $skip ) ) {
if ( in_array( $attr_k, array( 'image', 'src' ) ) ) {
$seo_content .= '<img src="'. esc_url( $seo_val ) .'" alt="'. mfn_get_attachment_data($seo_val, 'alt') .'"/>'."\n";
} elseif ( 'link' == $attr_k ) {
$seo_content .= '<a href="'. esc_url( $seo_val ) .'">'. $seo_val .'</a>'."\n";
} else {
$seo_content .= $seo_val ."\n";
}
}
}
}
$seo_content .= "\n";
}
}
}
$allowed_html = array(
'a' => array(
'href' => array(),
'target' => array(),
'title' => array(),
),
'h1' => array(),
'h2' => array(),
'h3' => array(),
'h4' => array(),
'h5' => array(),
'h6' => array(),
'img' => array(
'src' => array(),
'alt' => array(),
),
);
echo wp_kses( $seo_content, $allowed_html );
exit;
}
/**
* Export builder content as serialized string
* Accepts Muffin Builder items and converts it to serialized string
*/
public function _export(){
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
// variables
$mfn_items = array();
$mfn_wraps = array();
// LOOP sections
if ( isset( $_POST['mfn-section-id'] ) && is_array( $_POST['mfn-section-id'] ) ) {
foreach ( $_POST['mfn-section-id'] as $sectionID_k => $sectionID ) {
$uid = $_POST['mfn-section-id'][$sectionID_k];
$section = [
'uid' => $uid,
'wraps' => [],
];
// attributes
if ( isset( $_POST['mfn-section'][$uid] ) && is_array( $_POST['mfn-section'][$uid] ) ) {
foreach ($_POST['mfn-section'][$uid] as $section_attr_k => $section_attr) {
$section['attr'][$section_attr_k] = $section_attr;
}
}
// assign
$mfn_items[] = $section;
}
$section_IDs = $_POST['mfn-section-id'];
$section_IDs_key = array_flip($section_IDs);
}
// LOOP wraps
if ( isset( $_POST['mfn-wrap-id'] ) && is_array( $_POST['mfn-wrap-id'] ) ) {
foreach ( $_POST['mfn-wrap-id'] as $wrapID_k => $wrapID ) {
$uid = $_POST['mfn-wrap-id'][$wrapID_k];
$wrap = [
'uid' => $uid,
'size' => $_POST['mfn-wrap-size'][$wrapID_k],
'items' => [],
];
// attributes
if ( isset( $_POST['mfn-wrap'][$uid] ) && is_array( $_POST['mfn-wrap'][$uid] ) ) {
foreach ($_POST['mfn-wrap'][$uid] as $wrap_attr_k => $wrap_attr) {
$wrap['attr'][$wrap_attr_k] = $wrap_attr;
}
}
// assign
$mfn_wraps[$wrapID] = $wrap;
}
$wrap_IDs = $_POST['mfn-wrap-id'];
$wrap_IDs_key = array_flip($wrap_IDs);
$wrap_parents = $_POST['mfn-wrap-parent'];
}
// LOOP items
if ( isset( $_POST['mfn-item-type'] ) && is_array( $_POST['mfn-item-type'] ) ) {
foreach ( $_POST['mfn-item-type'] as $type_k => $type ) {
$uid = $_POST['mfn-item-id'][$type_k];
$item = [
'type' => $type,
'uid' => $uid,
'size' => $_POST['mfn-item-size'][$type_k],
];
if ( isset( $_POST['mfn-item'][$uid] ) && is_array( $_POST['mfn-item'][$uid] ) ) {
foreach ( $_POST['mfn-item'][$uid] as $attr_k => $attr ) {
$value = $attr;
if ( 'tabs' == $attr_k ) {
// field type: TABS
$item_tabs = $value;
$tabs = [];
foreach( $item_tabs as $tab_key => $tab_fields ){
foreach( $tab_fields as $tab_index => $tab_field ){
$value = stripslashes( $tab_field );
$tabs[$tab_index][$tab_key] = $value;
}
}
$item['fields']['tabs'] = $tabs;
} else {
// all other field types
if( is_string( $value ) ){
$value = stripslashes( $value );
}
$item['fields'][$attr_k] = $value;
}
}
}
// parent wrap
$parent_wrap_ID = $_POST['mfn-item-parent'][ $type_k ];
if ( ! isset( $mfn_wraps[ $parent_wrap_ID ]['items'] ) || ! is_array( $mfn_wraps[ $parent_wrap_ID ]['items'] ) ) {
$mfn_wraps[ $parent_wrap_ID ]['items'] = array();
}
$mfn_wraps[ $parent_wrap_ID ]['items'][] = $item;
}
}
// assign wraps with items to sections
foreach ( $mfn_wraps as $wrap_ID => $wrap ) {
$wrap_key = $wrap_IDs_key[ $wrap_ID ];
$section_ID = $wrap_parents[ $wrap_key ];
$section_key = $section_IDs_key[ $section_ID ];
if (! isset($mfn_items[ $section_key ]['wraps']) || ! is_array($mfn_items[ $section_key ]['wraps'])) {
$mfn_items[ $section_key ]['wraps'] = array();
}
$mfn_items[ $section_key ]['wraps'][] = $wrap;
}
// prepare data to save
if ( $mfn_items ) {
$new = call_user_func('base'.'64_encode', serialize($mfn_items));
// PREVIEW
if( ! empty( $_POST['preview'] ) ){
$post_id = $_POST['preview'];
$meta_key = [
'items' => 'mfn-builder-preview',
'fonts' => 'mfn-builder-preview-fonts',
'styles' => 'mfn-builder-preview-local-style',
];
// local styles and fonts
$mfn_items = wp_slash( $mfn_items );
$mfn_styles = Mfn_Helper::preparePostUpdate($mfn_items, $post_id);
if( isset( $mfn_styles['sections'] ) ){
unset( $mfn_styles['sections'] );
}
if( isset($mfn_styles['fonts']) && count($mfn_styles['fonts']) > 0 ){
update_post_meta( $post_id, $meta_key['fonts'], json_encode($mfn_styles['fonts']) );
}else{
delete_post_meta( $post_id, $meta_key['fonts'] );
}
if( count( $mfn_styles ) ){
update_post_meta( $post_id, $meta_key['styles'], json_encode($mfn_styles) );
Mfn_Helper::generate_css( $mfn_styles, $post_id, 'preview' );
} else {
delete_post_meta( $post_id, $meta_key['styles'] );
}
update_post_meta( $post_id, $meta_key['items'], $new );
}
// REVISION
if( ! empty( $_POST['revision-type'] ) ){
$type = htmlspecialchars(trim($_POST['revision-type']));
$id = htmlspecialchars(trim($_POST['post-id']));
$revisions = $this->set_revision( $id, $type, $new );
echo $this->get_revisions_json( $revisions );
exit;
}
print_r( $new );
}
exit;
}
/**
* Import builder content.
* Accepts serialized string and converts it to Muffin Builder items
*/
public function _import() {
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$import = htmlspecialchars(stripslashes($_POST['mfn-items-import']));
if (! $import) {
exit;
}
// unserialize received items data
$mfn_items = unserialize(call_user_func('base'.'64_decode', $import));
// reset uniqueID
$mfn_items = Mfn_Builder_Helper::unique_ID_reset( $mfn_items );
if ( is_array( $mfn_items ) ) {
$builder = new Mfn_Builder_Admin( 'ajax' );
$builder->set_fields();
foreach ( $mfn_items as $section ) {
$builder->section( $section );
}
}
exit;
}
/**
* Import template
* Get builder content from target page and converts it to Muffin Builder items
*/
public function _template() {
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$id = intval( $_POST['mfn-items-import-template'], 10 );
if ( ! $id ) {
exit;
}
// unserialize received items data
$mfn_items = get_post_meta( $id, 'mfn-page-items', true );
if ( ! $mfn_items ){
exit;
}
if ( ! is_array( $mfn_items ) ) {
$mfn_items = unserialize(call_user_func('base'.'64_decode', $mfn_items));
}
// reset uniqueID
$mfn_items = Mfn_Builder_Helper::unique_ID_reset( $mfn_items );
if ( is_array( $mfn_items ) ) {
$builder = new Mfn_Builder_Admin( 'ajax' );
$builder->set_fields();
foreach ( $mfn_items as $section ) {
$builder->section( $section );
}
}
exit;
}
/**
* Builder settings
*/
public function _settings(){
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$user_id = get_current_user_id();
$option = htmlspecialchars(trim($_POST['option']));
$value = htmlspecialchars(trim($_POST['value']));
if( ! $option ){
return false;
}
$options = get_site_option( 'betheme_builder_'. $user_id );
if( ! $options ){
$options = [];
}
$options[$option] = $value;
update_site_option( 'betheme_builder_'. $user_id, $options );
// echo json_encode( $options );
// force items form regenerate
$fields_form = get_template_directory() .'/visual-builder/assets/js/forms/bebuilder-'.MFN_THEME_VERSION.'.js';
if( file_exists( $fields_form ) ) wp_delete_file( $fields_form );
update_option('betheme_form_uid', Mfn_Builder_Helper::unique_ID());
exit;
}
/**
* Builder settings
*/
public function _revision_restore(){
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$time = htmlspecialchars(trim($_POST['time']));
$type = htmlspecialchars(trim($_POST['type']));
$post_id = htmlspecialchars(trim($_POST['post_id']));
if( ! $post_id || ! $time || ! $type ){
return false;
}
$meta_key = 'mfn-builder-revision-'. $type;
$revisions = get_post_meta( $post_id, $meta_key, true );
if( ! empty( $revisions[$time] ) ){
// unserialize backup
$mfn_items = unserialize(call_user_func('base'.'64_decode', $revisions[$time]));
// reset uniqueID
$mfn_items = Mfn_Builder_Helper::unique_ID_reset( $mfn_items );
if ( is_array( $mfn_items ) ) {
$builder = new Mfn_Builder_Admin( 'ajax' );
$builder->set_fields();
foreach ( $mfn_items as $section ) {
$builder->section( $section );
}
}
}
exit;
}
/**
* Save builder content as revision
*/
public function set_revision( $post_id, $type, $mfn_items ){
if( ! $post_id || ! $type || ! $mfn_items ){
return false;
}
$limit = 10; // max number of revisions of specified type
$meta_key = 'mfn-builder-revision-'. $type;
$revisions = get_post_meta( $post_id, $meta_key, true );
if( $revisions ){
if( count( $revisions ) >= $limit ){
reset( $revisions );
$rev_key = key( $revisions );
unset( $revisions[$rev_key] );
}
} else {
$revisions = [];
}
$time = time();
$revisions[$time] = $mfn_items;
update_post_meta( $post_id, $meta_key, $revisions );
return $revisions;
}
/**
* Get revisions in json format
*/
public function get_revisions_json( $revisions ){
if( ! is_array( $revisions ) ){
return false;
}
$date_format = get_option( 'date_format' );
$time_format = get_option( 'time_format' );
$json = [];
foreach( $revisions as $rev_key => $rev_val ){
$json[$rev_key] = date( $date_format .' '. $time_format , $rev_key );
}
return json_encode($json);
}
/**
* Pre-built sections
*/
public function _pre_built_section(){
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$id = intval( $_POST['id'] );
if( ! $id ){
return false;
}
$sections_api = new Mfn_Pre_Built_Sections_API( $id );
$response = $sections_api->remote_get_section();
if( ! $response ){
_e( 'Remote API error.', 'mfn-opts' );
} elseif( is_wp_error( $response ) ){
echo $response->get_error_message();
} else {
// unserialize response
$mfn_items = unserialize(call_user_func('base'.'64_decode', $response));
if( ! is_array( $mfn_items ) ){
return false;
}
// change images url
$placeholder_url = get_template_directory_uri() .'/functions/builder/pre-built/images/placeholders/';
$regex = '/\#mfn_placeholder\#/';
$mfn_items = $this->builder_replace( $regex, $placeholder_url, $mfn_items );
// reset uniqueID
$mfn_items = Mfn_Builder_Helper::unique_ID_reset( $mfn_items );
if ( is_array( $mfn_items ) ) {
$builder = new Mfn_Builder_Admin( 'ajax' );
$builder->set_fields();
foreach ( $mfn_items as $section ) {
$builder->section( $section );
}
}
}
exit;
}
/**
* Import single page
*/
public function _import_page(){
// function verifies the AJAX request, to prevent any processing of requests which are passed in by third-party sites or systems
check_ajax_referer( 'mfn-builder-nonce', 'mfn-builder-nonce' );
$page = esc_url( $_POST['mfn-items-import-page'] );
if( ! $page ){
return false;
}
$pages_api = new Mfn_Single_Page_Import_API( $page );
$response = $pages_api->remote_get_page();
if( ! $response ){
_e( 'Remote API error.', 'mfn-opts' );
} elseif( is_wp_error( $response ) ){
echo $response->get_error_message();
} else {
// unserialize response
$mfn_items = unserialize(call_user_func('base'.'64_decode', $response));
if( ! is_array( $mfn_items ) ){
return false;
}
// remove images url
$regex = '/http(.*)\.(png|jpg|jpeg|gif|svg|webp|mp4)/m';
$mfn_items = $this->builder_replace( $regex, '', $mfn_items );
// reset uniqueID
$mfn_items = Mfn_Builder_Helper::unique_ID_reset( $mfn_items );
if ( is_array( $mfn_items ) ) {
$builder = new Mfn_Builder_Admin( 'ajax' );
$builder->set_fields();
foreach ( $mfn_items as $section ) {
$builder->section( $section );
}
}
}
exit;
}
/**
* Replace Builder URLs
*/
public function builder_replace( $search, $replace, $subject ){
// sections
foreach( $subject as $section_key => $section ){
// attributes
if( ! empty( $section['attr'] ) ){
foreach( $section['attr'] as $attribute_key => $attribute ){
$attribute = preg_replace( $search, $replace, $attribute );
$subject[$section_key]['attr'][$attribute_key] = $attribute;
}
}
// FIX | Muffin Builder 2 compatibility
// there were no wraps inside section in Muffin Builder 2
if( ! isset( $section['wraps'] ) && is_array( $section['items'] ) ){
$fix_wrap = array(
'size' => '1/1',
'uid' => Mfn_Builder_Helper::unique_ID(),
'items' => $section['items'],
);
$section['wraps'] = array( $fix_wrap );
$subject[$section_key]['wraps'] = $section['wraps'];
unset( $subject[$section_key]['items'] );
}
// wraps
if( ! empty( $section['wraps'] ) ){
foreach( $section['wraps'] as $wrap_key => $wrap ){
// attributes
if( ! empty( $wrap['attr'] ) ){
foreach( $wrap['attr'] as $attribute_key => $attribute ){
$attribute = preg_replace( $search, $replace, $attribute );
$subject[$section_key]['wraps'][$wrap_key]['attr'][$attribute_key] = $attribute;
}
}
// items
if( ! empty( $wrap['items'] ) ){
foreach( $wrap['items'] as $item_key => $item ){
// fields
if( ! empty( $item['fields'] ) ){
foreach( $item['fields'] as $field_key => $field ){
// replace values for
if( is_string( $field ) ){
$field = preg_replace( $search, $replace, $field );
$subject[$section_key]['wraps'][$wrap_key]['items'][$item_key]['fields'][$field_key] = $field;
}
}
}
}
}
}
}
}
return $subject;
}
}
$mfn_builder_ajax = new Mfn_Builder_Ajax();