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2026-04-17 21:09:00 +08:00

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<?php
// +----------------------------------------------------------------------
// | likeshop开源商城系统
// +----------------------------------------------------------------------
// | 欢迎阅读学习系统程序代码,建议反馈是我们前进的动力
// | gitee下载https://gitee.com/likeshop_gitee
// | github下载https://github.com/likeshop-github
// | 访问官网https://www.likeshop.cn
// | 访问社区https://home.likeshop.cn
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// | likeshop系列产品在gitee、github等公开渠道开源版本可免费商用未经许可不能去除前后端官方版权标识
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// | 禁止对系统程序代码以任何目的,任何形式的再发布
// | likeshop团队版权所有并拥有最终解释权
// +----------------------------------------------------------------------
// | author: likeshop.cn.team
// +----------------------------------------------------------------------
namespace app\common\logic;
use app\common\basics\Logic;
use app\common\model\DevRegion;
class RegionLogic extends Logic
{
/**
* @notes 地级市
* @return array
* @throws \think\db\exception\DataNotFoundException
* @throws \think\db\exception\DbException
* @throws \think\db\exception\ModelNotFoundException
* @author ljj
* @date 2022/9/20 5:49 下午
*/
public static function city()
{
$lists = DevRegion::where(['level'=>2])
->field('id,parent_id,level,name,short,city_code,zip_code,gcj02_lng,gcj02_lat,db09_lng,db09_lat,remark1,remark2')
->select()
->toArray();
$lists = self::groupByInitials($lists);
unset($lists[null]);
return $lists;
}
public static function hotCity()
{
$arr = ["上海市","北京市","广州市","深圳市","杭州市","嘉兴市","泉州市",
"漳州市","西安市","苏州市","哈尔滨市","菏泽市","惠州市","厦门市","济宁市","威海市","福州市"];
$result = '"' . implode('","', $arr) . '"';
$lists = DevRegion::where("name","in",$result)
->field('id,parent_id,level,name,short,city_code,zip_code,gcj02_lng,gcj02_lat,db09_lng,db09_lat,remark1,remark2')
->select()
->toArray();
$lists = self::groupByInitials($lists);
unset($lists[null]);
return $lists;
}
/**
* 二维数组根据首字母分组排序
* @param array $data 二维数组
* @param string $targetKey 首字母的键名
* @return array 根据首字母关联的二维数组
*/
public static function groupByInitials(array $data, $targetKey = 'name')
{
$data = array_map(function ($item) use ($targetKey) {
return array_merge($item, [
'initials' => self::getInitials($item[$targetKey]),
]);
}, $data);
$data = self::sortInitials($data);
return $data;
}
/**
* 按字母排序
* @param array $data
* @return array
*/
public static function sortInitials(array $data)
{
$sortData = [];
foreach ($data as $key => $value) {
$sortData[$value['initials']][] = $value;
}
ksort($sortData);
return $sortData;
}
/**
* 获取首字母
* @param string $str 汉字字符串
* @return string 首字母
*/
public static function getInitials($str)
{
if (empty($str)) {return '';}
$fchar = ord($str[0]);
if ($fchar >= ord('A') && $fchar <= ord('z')) {
return strtoupper($str[0]);
}
$s1 = iconv('UTF-8', 'GBK', $str);
$s2 = iconv('GBK', 'UTF-8', $s1);
$s = $s2 == $str ? $s1 : $str;
$asc = ord($s[0]) * 256 + ord($s[1]) - 65536;
if ($asc >= -20319 && $asc <= -20284) {
return 'A';
}
if ($asc >= -20283 && $asc <= -19776) {
return 'B';
}
if ($asc >= -19775 && $asc <= -19219) {
return 'C';
}
if ($asc >= -19218 && $asc <= -18711) {
return 'D';
}
if ($asc >= -18710 && $asc <= -18527) {
return 'E';
}
if ($asc >= -18526 && $asc <= -18240) {
return 'F';
}
if ($asc >= -18239 && $asc <= -17923) {
return 'G';
}
if ($asc >= -17922 && $asc <= -17418) {
return 'H';
}
if ($asc >= -17417 && $asc <= -16475) {
return 'J';
}
if ($asc >= -16474 && $asc <= -16213) {
return 'K';
}
if ($asc >= -16212 && $asc <= -15641) {
return 'L';
}
if ($asc >= -15640 && $asc <= -15166) {
return 'M';
}
if ($asc >= -15165 && $asc <= -14923) {
return 'N';
}
if ($asc >= -14922 && $asc <= -14915) {
return 'O';
}
if ($asc >= -14914 && $asc <= -14631) {
return 'P';
}
if ($asc >= -14630 && $asc <= -14150) {
return 'Q';
}
if ($asc >= -14149 && $asc <= -14091) {
return 'R';
}
if ($asc >= -14090 && $asc <= -13319) {
return 'S';
}
if ($asc >= -13318 && $asc <= -12839) {
return 'T';
}
if ($asc >= -12838 && $asc <= -12557) {
return 'W';
}
if ($asc >= -12556 && $asc <= -11848) {
return 'X';
}
if ($asc >= -11847 && $asc <= -11056) {
return 'Y';
}
if ($asc >= -11055 && $asc <= -10247) {
return 'Z';
}
return null;
}
}