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Файл: system/controllers/admin/actions/content_cats_order.php
Строк: 114
<?php

class actionAdminContentCatsOrder extends cmsAction {

    private 
$total_nodes 0;

    public function 
run($ctype_id){

        
$content_model cmsCore::getModel('content');

        
$ctype $content_model->getContentType($ctype_id);

        
$categories $content_model->getCategoriesTree($ctype['name'], false);

        
$is_submitted $this->request->has('submit');

        if (
$is_submitted){
            
$hash $this->request->get('hash');
            
cmsUser::setCookiePublic('content_tree_path'"{$ctype_id}.1");
            
$this->reorderCategoriesTree($content_model$ctype$categories$hash);
            
$this->redirectBack();
        }

        return 
cmsTemplate::getInstance()->render('content_cats_order', array(
            
'ctype' => $ctype,
            
'categories' => $categories,
        ));

    }

    private function 
reorderCategoriesTree($model$ctype$categories$hash){

        
$hash json_decode($hashtrue);

        
$this->total_nodes 0;

        
$tree $this->prepareTree($hash['children']);

        
$tree $this->buildNestedSet($tree);

        
$model->updateCategoryTree($ctype['name'], $tree$this->total_nodes);

    }

    private function 
countChilds($tree$count){

        foreach(
$tree as $idx => $node){

            if (!empty(
$node['children'])){
                
$my_count sizeof($node['children']);
                
$count $my_count $this->countChilds($node['children'], $count);
            }

        }

        return 
$count;

    }

    private function 
prepareTree($tree$parent_key=1){

        foreach(
$tree as $idx => $node){

            unset(
$node['expand']);
            unset(
$node['activate']);
            unset(
$node['isFolder']);

            
$node['parent_key'] = $parent_key;

            if (!empty(
$node['children'])){
                
$count sizeof($node['children']);
                
$node['children'] = $this->prepareTree($node['children'], $node['key']);
                
$node['children_count'] = $this->countChilds($node['children'], $count);
            } else {
                
$node['children_count'] = 0;
            }

            
$tree[$idx] = $node;
            
$this->total_nodes++;

        }

        return 
$tree;

    }

    private function 
buildNestedSet($tree$left=1$level=1){

        foreach(
$tree as $idx => $node){

            
$left++;

            
$node['left'] = $left;
            
$node['level'] = $level;

            if (!empty(
$node['children'])){

                
$node['right'] = $left + ($node['children_count']*2) + 1;

                
$child_level $level+1;
                
                
$node['children'] = $this->buildNestedSet($node['children'], $left$child_level);

            } else {

                
$node['right'] = $node['left'] + 1;

            }

            
$left $node['right'];

            
$tree[$idx] = $node;

        }

        return 
$tree;

    }

}
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