if ( ! function_exists('image_resize'))
{
    function image_resize($image, $type = 'catalog')
    {
        $data_type = array(
            'catalog' => 'image_catalog',
            'brand' => 'image_brand',
            'category' => 'image_category',
            'main' => 'image_main',
            'gallery' => 'image_gallery',
        );
        $thumb_file_extype = "_".$type;
        $images = '';
        $ci =& get_instance();
        $ci->load->library('image_lib');

        $ci->db->select('settings');
        $settings_query = $ci->db->get("myshop_settings")->result();
        $settings = unserialize($settings_query[0]->settings);

        $root_path = $_SERVER['DOCUMENT_ROOT'];
        if (is_array($image) && sizeof($image) > 0)
        {
            foreach ($image as $key => $im)
            {
                $file_name = basename($im);
                $file_path_exp = explode($file_name, $im);
                $file_path = $file_path_exp[0];
                $file_path_thumb = $file_path."_thumbs";
                if (!file_exists($root_path.$file_path_thumb))
                    mkdir($root_path.$file_path_thumb);

                $file_exp = explode('.', $file_name);
                $file_extension = $file_exp[sizeof($file_exp) - 1];
                array_pop($file_exp);
                $to_file_thumb = $file_path_thumb."/".implode('.',$file_exp).$thumb_file_extype.".".$file_extension;
                $thumb_file = $file_path_thumb."/".implode('.',$file_exp).$thumb_file_extype."_thumb.".$file_extension;
                if (file_exists($root_path.$im))
                {
                    if (!file_exists($root_path.$thumb_file) && $settings[$data_type[$type]]['resize_on'] == 1)
                    {
                        $config['image_library'] = 'gd2';
                        $config['source_image'] = $root_path.$im;
                        $config['create_thumb'] = TRUE;
                        $config['new_image'] = $root_path.$to_file_thumb;
                        $config['maintain_ratio'] = ($settings[$data_type[$type]]['maintain'] == 1) ? TRUE : FALSE;
                        $config['width'] = $settings[$data_type[$type]]['width'];
                        $config['height'] = $settings[$data_type[$type]]['height'];
                        $config['quality'] = $settings[$data_type[$type]]['quality'];
                        $ci->image_lib->initialize($config);
                        $ci->image_lib->resize();
                    }

                    if (!$settings[$data_type[$type]]['resize_on'])
                        $thumb_file = $im;

                    $images[$key] = array(
                        'image' => $im,
                        'thumb' => $thumb_file,
                    );
                }
            }
        }
        else
        {
            if (file_exists($root_path.$image) && strlen($image) > 4)
            {
                $file_name = basename($image);
                $file_path_exp = explode($file_name, $image);
                $file_path = $file_path_exp[0];
                $file_path_thumb = $file_path."_thumbs";
                //var_dump($file_path_thumb);
                if (!file_exists($root_path.$file_path_thumb))
                    mkdir($root_path.$file_path_thumb);

                $file_exp = explode('.', $file_name);
                $file_extension = $file_exp[sizeof($file_exp) - 1];
                array_pop($file_exp);
                $to_file_thumb = $file_path_thumb."/".implode('.',$file_exp).$thumb_file_extype.".".$file_extension;
                $thumb_file = $file_path_thumb."/".implode('.',$file_exp).$thumb_file_extype."_thumb.".$file_extension;

                if (!file_exists($root_path.$thumb_file) && $settings[$data_type[$type]]['resize_on'] == 1)
                {
                    $config['image_library'] = 'gd2';
                    $config['source_image'] = $root_path.$image;
                    $config['create_thumb'] = TRUE;
                    $config['new_image'] = $root_path.$to_file_thumb;
                    $config['maintain_ratio'] = ($settings[$data_type[$type]]['maintain'] == 1) ? TRUE : FALSE;
                    $config['width'] = $settings[$data_type[$type]]['width'];
                    $config['height'] = $settings[$data_type[$type]]['height'];
                    $config['quality'] = $settings[$data_type[$type]]['quality'];
                    $ci->image_lib->initialize($config);
                    $ci->image_lib->resize();
                }

                if (!$settings[$data_type[$type]]['resize_on'])
                   $thumb_file = $image;

                    $images[0] = array(
                        'image' => $image,
                        'thumb' => $thumb_file,
                    );
            }
            else
            {
                    $images[0] = array(
                        'image' => $image,
                        'thumb' => $image,
                    );
            }
        }
        return $images;
    }
}