87 lines
2.7 KiB
PHP
87 lines
2.7 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* tpshop
|
||
|
|
* ============================================================================
|
||
|
|
* 版权所有 2015-2027 深圳搜豹网络科技有限公司，并保留所有权利。
|
||
|
|
* 网站地址: http://www.tp-shop.cn
|
||
|
|
* ----------------------------------------------------------------------------
|
||
|
|
* 这不是一个自由软件！您只能在不用于商业目的的前提下对程序代码进行修改和使用 .
|
||
|
|
* 不允许对程序代码以任何形式任何目的的再发布。
|
||
|
|
* 采用最新Thinkphp5助手函数特性实现单字母函数M D U等简写方式
|
||
|
|
* ============================================================================
|
||
|
|
* Author: yhj
|
||
|
|
* Date: 2018-08-23
|
||
|
|
*/
|
||
|
|
|
||
|
|
namespace app\common\logic;
|
||
|
|
|
||
|
|
use app\common\util\TpshopException;
|
||
|
|
use think\Model;
|
||
|
|
use think\Db;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* 门店类
|
||
|
|
*/
|
||
|
|
class Shop
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* 过滤远距离，
|
||
|
|
* @param $shop_list
|
||
|
|
* @param $lng
|
||
|
|
* @param $lat
|
||
|
|
* @param $distance | 单位Km
|
||
|
|
* @return mixed
|
||
|
|
*/
|
||
|
|
public function filterDistance($shop_list, $lng, $lat, $distance){
|
||
|
|
if(empty($shop_list)) return [];
|
||
|
|
if(is_array($shop_list)){
|
||
|
|
foreach($shop_list as $k => $arr){
|
||
|
|
$dis = $this->getDistance($lat, $lng, $arr['latitude'], $arr['longitude']);
|
||
|
|
$shop_list[$k]['distance'] = round($dis,2);
|
||
|
|
$shop_list[$k]['ngt_dis'] = $distance;
|
||
|
|
if($dis > floatval($distance)){
|
||
|
|
unset($shop_list[$k]);
|
||
|
|
}else{
|
||
|
|
$shop_list[$k]['distance'] = round($dis, 1);
|
||
|
|
$shop_list[$k]['shop_img'] = $this->getShopImg($arr['shop_id']);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
$shop_list = array_sort($shop_list,'distance','asc');
|
||
|
|
}else{
|
||
|
|
return [];
|
||
|
|
}
|
||
|
|
return array_values($shop_list);
|
||
|
|
}
|
||
|
|
/**
|
||
|
|
* 获取2点之间的距离
|
||
|
|
* @param $lat1
|
||
|
|
* @param $lng1
|
||
|
|
* @param $lat2
|
||
|
|
* @param $lng2
|
||
|
|
* @return float|int
|
||
|
|
*/
|
||
|
|
public function getDistance($lat1, $lng1, $lat2, $lng2)
|
||
|
|
{
|
||
|
|
$p = 3.1415926535898;
|
||
|
|
$r = 6378.137;
|
||
|
|
|
||
|
|
$radLat1 = $lat1 * ($p / 180);
|
||
|
|
$radLat2 = $lat2 * ($p / 180);
|
||
|
|
$a = $radLat1 - $radLat2;
|
||
|
|
$b = ($lng1 * ($p / 180)) - ($lng2 * ($p / 180));
|
||
|
|
$s = 2 * asin(sqrt(pow(sin($a / 2), 2) + cos($radLat1) * cos($radLat2) * pow(sin($b / 2), 2)));
|
||
|
|
$s = $s * $r;
|
||
|
|
$s = round($s * 10000) / 10000;
|
||
|
|
return $s;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param $shop_id
|
||
|
|
* @return mixed
|
||
|
|
*/
|
||
|
|
function getShopImg($shop_id){
|
||
|
|
$image_url = Db::name('shop_images')->where('shop_id',$shop_id)->value('image_url');
|
||
|
|
$image_url = $image_url ?:'/public/static/images/haidilao.jpg';
|
||
|
|
return $image_url;
|
||
|
|
}
|
||
|
|
}
|