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<?php
if( ! defined( 'ABSPATH' ) ){
exit; // Exit if accessed directly
}
class Mfn_Builder_Helper {
/**
* Unique ID
* Generate unique ID and check for collisions
*/
public static function unique_ID($uids = array()){
if (function_exists('openssl_random_pseudo_bytes')) {
// openssl_random_pseudo_bytes
$uid = substr(bin2hex(openssl_random_pseudo_bytes(5)), 0, 9);
} else {
// fallback
$keyspace = '0123456789abcdefghijklmnopqrstuvwxyz';
$keyspace_length = 36;
$uid = '';
for ($i = 0; $i < 9; $i++) {
$uid .= $keyspace[rand(0, $keyspace_length - 1)];
}
}
if( in_array( $uid, $uids ) ){
return self::unique_ID($uids);
}
return $uid;
}
/**
* Set new uniqueID for all builder sections, wrap and items
* This function also checks for possible collisions
*/
public static function unique_ID_reset($data, $uids){
if (! is_array($data)) {
return false;
}
foreach($data as $section_k => $section){
$uids[] = self::unique_ID($uids);
$data[$section_k]['uid'] = end($uids);
if(is_array($section['wraps'])){
foreach($section['wraps'] as $wrap_k => $wrap){
$uids[] = self::unique_ID($uids);
$data[$section_k]['wraps'][$wrap_k]['uid'] = end($uids);
if(is_array($wrap['items'])){
foreach($wrap['items'] as $item_k => $item){
$uids[] = self::unique_ID($uids);
$data[$section_k]['wraps'][$wrap_k]['items'][$item_k]['uid'] = end($uids);
}
}
}
}
}
return $data;
}
/**
* GET Sliders
* Layer Slider
* Revolution Slider
*/
public static function get_sliders( $plugin = 'rev' ){
global $wpdb;
$sliders = array( 0 => esc_html__('-- Select --', 'mfn-opts') );
if( 'layer' == $plugin ){
// layer slider
if (function_exists('layerslider')) {
$table_prefix = mfn_opts_get('table_prefix', 'base_prefix');
if ($table_prefix == 'base_prefix') {
$table_prefix = $wpdb->base_prefix;
} else {
$table_prefix = $wpdb->prefix;
}
$table_name = $table_prefix . "layerslider";
$array = $wpdb->get_results($wpdb->prepare("SELECT `id`, `name` FROM `$table_name` WHERE `flag_hidden` = %d AND `flag_deleted` = %d ORDER BY `name` ASC", 0, 0));
if (is_array($array)) {
foreach ($array as $v) {
$sliders[$v->id] = $v->name;
}
}
}
} else {
// revolution slider
if (function_exists('rev_slider_shortcode')) {
if ( 'base_prefix' == mfn_opts_get('table_prefix', 'base_prefix') ) {
$table_prefix = $wpdb->base_prefix;
} else {
$table_prefix = $wpdb->prefix;
}
$table_name = $table_prefix . "revslider_sliders";
$array = $wpdb->get_results($wpdb->prepare("SELECT `alias`, `title` FROM `$table_name` WHERE `type` != %s ORDER BY `title` ASC", 'template'));
if (is_array($array)) {
foreach ($array as $v) {
$sliders[$v->alias] = $v->title;
}
}
}
}
return $sliders;
}
/**
* Fiter for: GET builder items
*/
public static function filter_builder_get($builder){
// FIX | Muffin builder 2 compatibility
if( ( ! $builder ) || is_array($builder) ){
return $builder;
}
return unserialize(call_user_func('base'.'64_decode', $builder));
}
}