<?php

/**
 * Created by PhpStorm.
 * User: stanley-king
 * Date: 2016/12/21
 * Time: 下午4:06
 */

class util
{
    public static function member_avatar($path)
    {
        if (is_null($path) || empty($path)) {
            $img = 'female.png';
            return RESOURCE_SITE_URL . '/mobile/defimg/' . $img;
        } else {
            if (strncasecmp($path, "http://", strlen("http://")) == 0) {
                $url = $path;
            } else {
                $url = UPLOAD_SITE_URL . "/shop/avatar{$path}";
            }
            return $url;
        }
    }

    public static function goods_thumb_image($path, $store_id)
    {
        return cthumb($path, 480, $store_id);
    }

    public static function goods_spec($item)
    {
        $keyval = unserialize($item);
        if($keyval == false) {
            return "";
        }

        foreach ($keyval as $key => $val) {
            return $val;
        }
        return "";
    }

    public static function nickname($nick, $mobile, $name)
    {
        if (isset($nick) && !empty($nick)) {
            return $nick;
        }

        if (isset($name) && !empty($name)) {
            return $name;
        }

        if (isset($mobile) && !empty($mobile)) {
            if (strlen($mobile) == 11) {
                return substr_replace($mobile, '****', 3, 4);
            }
        }

        return '';
    }
    public static function mem_no()
    {
        $min_number = 500;
        $max_number = 2000;

        $number = self::mb_incr('member_no',1,$min_number);
        if($number > $max_number) {
            self::mb_del_incr('member_no');
            $start_number = mt_rand($min_number,2 * $min_number);
            $number = self::mb_incr('member_no',1,$start_number);
        }

        return $number;
    }

    private static function mb_incr($key,$val,$def_value = 0)
    {
        return incrcache('global_incr',$key,$val,'mb_',$def_value);
    }
    private static function mb_del_incr($key)
    {
        return del_incr('global_incr',$key,'mb_');
    }
}