/**
* 添加收货地址
*/
public function addAddress(){
    $post = $this->request->post();
    //验证 唯一规则： 表名，字段名，排除主键值，主键名
    $validate = new \think\Validate([
      ['uid', 'require', '用户id不能为空'],
      ['name', 'require|max:20', '收件人不能为空'],
      ['mobile', 'require|length:11', '手机号码不能为空'],
      ['province_id', 'require', '省份不能为空'],
      ['city_id', 'require', '城市不能为空'],
      ['district_id', 'require', '县区不能为空'],
      ['detail', 'require|max：100', '地址详情不能为空'],
    ],[
      'mobile.length' => '手机号码格式不正确',
      'name.max' => '收件人不能超过20个字符',
      'detail.max' => '地址详情不能超过100个字符',
    ]);
    //验证部分数据合法性
    if (!$validate->check($post)) {
      \Org\Response::show(400,'提交失败：' . $validate->getError());
    }
    $user_id = $post['uid'];
    $name = $post['name'];
    $mobile = $post['mobile'];
    $province_id = $post['province_id'];
    $city_id = $post['city_id'];
    $district_id = $post['district_id'];
    $detail = $post['detail'];
    $is_address = model('address')->addAddress($user_id,$name,$mobile,$province_id,$city_id,$district_id,$detail);
    if($is_address){
      \Org\Response::show(200,'access!');
    }else{
      \Org\Response::show(400,'添加失败!');
    }
}

<?php
namespace app\index\model;
use \think\Model;
use app\index\model\Attachment as AttachmentModel;
class Address extends Model
{
  /**
   * 获取一个基本信息
   * @param int $id   行政id
   * @return array|bool|false|\PDOStatement|string|Model
   */
  public function adcodeGetOne($id = 0){
    if(empty($id)) return false;
    $map['adcode'] = $id;
    return \think\Db::name('district')->where($map)->find();
  }
  /**
   * @param $user_id   用户id
   * @param $name     收件人
   * @param $mobile    收件人手机号
   * @param $province_id 省行政id
   * @param $city_id   城市行政id
   * @param $district_id 县区行政id
   * @param $detail    详细地址
   */
  public function addAddress($user_id,$name,$mobile,$province_id,$city_id,$district_id,$detail){
    $is_province = $this->adcodeGetOne($province_id);
    $is_city = $this->adcodeGetOne($city_id);
    $is_district= $this->adcodeGetOne($district_id);
    if(empty($is_province)) \Org\Response::show(400,'无效省份!');
    if(empty($is_city)) \Org\Response::show(400,'无效城市!');
    if(empty($is_district)) \Org\Response::show(400,'无效县区!');
    $time = time();
    $data['province_id'] =$province_id;
    $data['province'] = $is_province['name'];
    $data['city_id'] =$city_id;
    $data['city'] = $is_city['name'];
    $data['district_id'] =$district_id;
    $data['district'] = $is_district['name'];
    $data['detail'] =$detail;
    $data['mobile'] =$mobile;
    $data['name'] =$name;
    $data['user_id'] =$user_id;
    $data['is_delete'] = 0;
    if($this->where($data)->field('id')->find()) return true;
    $data['addtime'] =$time;
    $data['update_time'] =$time;
    if($this->insert($data)){
      return true;
    }else{
      return false;
    }
  }
}

<?php
namespace Org;
class Response {
 const JSON = "json";
 /**
 * 按综合方式输出通信数据
 * @param integer $code 状态码
 * @param string $message 提示信息
 * @param array $data 数据
 * @param string $type 数据类型
 * return string
 */
 public static function show($code, $message = '', $data = array(), $type = self::JSON) {
 if(!is_numeric($code)) {
  return '';
 }
 // $type = 'json';
 isset($_GET['format']) ? $_GET['format'] : self::JSON;
 $result = array(
  'code' => $code,
  'message' => $message,
  'data' => $data,
 );
 if($type == 'json') {
  self::json($code, $message, $data);
  exit;
 } elseif($type == 'array') {
  var_dump($result);
 } elseif($type == 'xml') {
  self::xmlEncode($code, $message, $data);
  exit;
 } else {
  // TODO
 }
 }
 /**
 * 按json方式输出通信数据
 * @param integer $code 状态码
 * @param string $message 提示信息
 * @param array $data 数据
 * return string
 */
 public static function json($code, $message = '', $data = array()) {
 
 if(!is_numeric($code)) {
  return '';
 }
 $result = array(
  'code' => $code,
  'message' => urlencode($message),
  'data' => $data
 );
 echo urldecode(json_encode($result,JSON_UNESCAPED_UNICODE));
 exit;
 }
 /**
 * 按xml方式输出通信数据
 * @param integer $code 状态码
 * @param string $message 提示信息
 * @param array $data 数据
 * return string
 */
 public static function xmlEncode($code, $message, $data = array()) {
 if(!is_numeric($code)) {
  return '';
 }
 $result = array(
  'code' => $code,
  'message' => $message,
  'data' => $data,
 );
 header("Content-Type:text/xml");
 $xml = "<?xml version='1.0' encoding='UTF-8'?>\n";
 $xml .= "<root>\n";
 $xml .= self::xmlToEncode($result);
 $xml .= "</root>";
 echo $xml;
 }
 public static function xmlToEncode($data) {
 $xml = $attr = "";
 foreach($data as $key => $value) {
  if(is_numeric($key)) {
  $attr = " id='{$key}'";
  $key = "item";
  }
  $xml .= "<{$key}{$attr}>";
  $xml .= is_array($value) ? self::xmlToEncode($value) : $value;
  $xml .= "</{$key}>\n";
 }
 return $xml;
 }
}