/**
  * fetch skins
  * @param $skins
  * @param string $fhash_skin
  * @param string $fconfig_name
  * @param array $extra
  * @param bool $compac_skin
  */
 public function fetch_skins($skins, $fhash_skin = 'hash_skin', $fconfig_name = 'hwskin_config', $extra = array(), $compac_skin = true)
 {
     $result = array();
     if (!empty($skins)) {
         foreach ($skins as $skin) {
             $name = (string) $skin->attributes()->name;
             $_skin = $skin->children($this->namespaces['skin']);
             $skin_type = !empty($_skin->skin_type) ? (string) $_skin->skin_type : 'file';
             //skin
             $pskin = new HWIE_Skin_Params($name ? $name : 'skin', (string) $_skin->instance);
             //skins data for current module
             $pskin->skins_data = HWIE_Param::dom_to_simplexml($this->skins->documentElement, 'SimpleXMLElement', 'params');
             $pskin->add_hash_skin($fhash_skin, array('skin' => (string) $_skin->skin_name, 'file' => (string) $_skin->file, 'source' => (string) $_skin->source, 'group' => (string) $_skin->group, 'skin_type' => $skin_type));
             #$pskin->add_skin_config();
             $pskin->add_skin_config($fconfig_name, array('group' => (string) $_skin->group));
             $extra_params = array('hwskin_condition' => "", 'skin_options' => array('enqueue_css_position' => 'footer', 'enqueue_js_position' => 'footer'));
             if ($skin_type == 'link') {
                 $pskin->add_skin_file('url', array('file' => (string) $_skin->file));
             }
             if (!empty($_skin->params)) {
                 $skin_params = $this->simplexml_parser->recursive_option_data($_skin->params->children())->option;
                 if (!empty($skin_params)) {
                     $extra_params = array_merge($extra_params, $skin_params);
                 }
             }
             if (is_array($extra) && count($extra)) {
                 $extra_params = array_merge($extra_params, $extra);
             }
             $pskin->extra_params($extra_params);
             $result[$name] = $compac_skin ? $pskin->get_skin(false) : $pskin;
             #$pskin->parse_skin_values();
         }
     }
     return $result;
 }
 /**
  * export module data to wxr format (module data mean short data written for module)
  * @param $xml
  */
 function export_wxr_data($xml = null)
 {
     if (empty($xml)) {
         $xml = $this->xml_data;
     }
     //add posts
     foreach ($this->get_posts_xml($xml) as $item) {
         $atts = $item->attributes();
         //get xml element attributes
         $hw = $item->children($this->namespaces['hw']);
         $wp = $item->children($this->namespaces['wp']);
         $post_type = (string) $wp->post_type;
         $title = (string) $wp->title;
         //post/page..
         if ((string) $atts->type != 'gallery' || $post_type != 'hw-gallery') {
             /*if(isset($hw->content) && ($hw->content->xpath('hw:params'))) {
                                 //$content = $this->get_result_content($hw->content[0]->params->children());    //is deprecated
                                 //$content = $this->get_import_result($hw->content[0]->params->children());
                                 //$content = $this->recursive_option_data($hw->content->xpath('hw:params'));
                                 $content = $hw->content->xpath('hw:params');
                                 foreach($hw->content->xpath('hw:params') as $content){break;};
             
                             }
                             else $content = (string) $hw->content;
                             */
             $content = $this->get_hw_params_element($hw->content, 'hw:params', true);
             $this->posts->addItem(array('title' => $title, 'description' => '', 'content' => $content, 'post_type' => (string) $wp->post_type));
             continue;
         }
         //skin data
         $skin = $hw->skin->children($this->namespaces['skin']);
         $skin_name = $hw->skin->attributes()->name ? (string) $hw->skin->attributes()->name : 'skin';
         $skin_instance = (string) $skin->instance;
         //skin
         $pskin = new HWIE_Skin_Params($skin_name, $skin_instance);
         $pskin->add_hash_skin('hash_skin', array('skin' => (string) $skin->skin_name, 'source' => (string) $skin->source));
         //other skin params
         $params = array('hwskin_condition' => '', 'skin_options' => array('enqueue_css_position' => 'footer', 'enqueue_js_position' => 'footer'));
         $pskin->add_skin_config();
         if (!empty($skin->params)) {
             $skin_options = $this->simplexml_parser->recursive_option_data($skin->params[0]->children())->option;
             if (!empty($skin_options)) {
                 $params = array_merge($params, $skin_options);
             }
         }
         $pskin->extra_params($params);
         //gallery data
         $galleries = array();
         if (!empty($hw->data) && !empty($hw->data->item)) {
             foreach ($hw->data->item as $item) {
                 //$this->simplexml_parser->recursive_option_data($item->children())->option;
                 $gallery = HW_XML::xml2array($item->children());
                 if (!isset($gallery['src'])) {
                     continue;
                 }
                 $gallery['status'] = !isset($gallery['status']) || $gallery['status'] ? 'active' : '';
                 if (!isset($gallery['link'])) {
                     $gallery['link'] = $gallery['src'];
                 }
                 if (!isset($gallery['alt'])) {
                     $gallery['alt'] = '';
                 }
                 if (!isset($gallery['thumb'])) {
                     $gallery['thumb'] = '';
                 }
                 $galleries[] = $gallery;
             }
         }
         $post_name = $this->posts->addItem(array('title' => $title, 'description' => '', 'content' => '', 'excerpt' => '', 'post_type' => 'hw-gallery', 'post_metas' => array('_eg_gallery_data' => array('title' => $title, 'config' => array('columns' => '1', 'gutter' => '10', 'margin' => '10', 'crop' => '0', 'crop_width' => '960', 'crop_height' => '300', 'lightbox_enabled' => '1', 'title_display' => 'float', 'classes' => array(), 'title' => $title, 'slug' => '', 'rtl' => '0', 'hw_skin' => $pskin->get_skin(0)), 'gallery' => $galleries), '_eg_in_gallery' => array(), '_edit_last' => '1')), HW_XML::attributesArray($item));
     }
     $this->add_export_widgets();
     //import widgets if exists
     $this->do_import();
     //start import data
     $posts = $this->importer->get_import_results('posts');
     /*if(!empty($post_name) && isset($posts[$post_name])) { //don't need
           $gallery_id = $posts[$post_name]['ID'];
           //create page to display gallery
           wp_insert_post(array(
               'post_type'             => 'page',
               'import_id'             => 0,
               'post_title'    => 'Gallery',
               'post_content'  => '[hw-gallery id="'.$gallery_id.'"]',
               'post_status'   => 'publish',
           ));
       }*/
 }