// +---------------------------------------------------------------------- declare (strict_types=1); namespace app\common\library\express; use think\facade\Cache; use cores\traits\ErrorTrait; use app\common\library\helper; /** * 快递USPS模块 * Class Usps * @package app\common\library\express */ class Usps { use ErrorTrait; // 物流跟踪查询API地址 const QUERY_URL = 'http://production.shippingapis.com/ShippingAPI.dll'; // 查询轨迹账号 /* @var string $userId */ private string $userId; /** * 构造方法 * @param $userId */ public function __construct($userId) { $this->userId = $userId; } /** * 执行查询 * @param string $expressNo * @return string|bool */ public function query(string $expressNo) { // 缓存索引 $cacheIndex = 'express_usps_'. $expressNo; if ($cacheData = Cache::get($cacheIndex)) { return $cacheData; } // 参数设置 $postDataXML = ''; // 请求快递100 api $result = $this->curlPost(self::QUERY_URL, $postDataXML); if(array_key_exists('HTTP_RAW_POST_DATA', $GLOBALS)) { $post_data = $GLOBALS['HTTP_RAW_POST_DATA'];//php接收xml文件的唯一方式 $post_obj = SimpleXml_load_String($post_data,'SimpleXMLElement',LIBXML_NOCDATA);//加载xml //$username = (string)$post_obj->username;//直接获取xml中username的值 //todo }else{ return false; } $express = helper::jsonDecode($result); // 记录错误信息 if (isset($express['returnCode']) || !isset($express['data'])) { $this->error = $express['message'] ?? '查询失败'; return false; } // 记录缓存, 时效30分钟 Cache::set($cacheIndex, $express['data'], 3000); return $express['data']; } /** * curl请求指定url (post) * @param $url * @param string $data * @return bool|string */ private function curlPost($url, string $data = '') { $header[] = "Content-type: text/xml";//设置http报文头text/xml $ch = curl_init(); curl_setopt($ch, CURLOPT_POST, 1);//1:post方式 0:get方式 curl_setopt($ch, CURLOPT_HEADER, 0); curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1); curl_setopt($ch, CURLOPT_URL, $url); curl_setopt($ch, CURLOPT_POSTFIELDS, $data); curl_setopt($ch, CURLOPT_HTTPHEADER, $header); curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false); $result = curl_exec($ch); curl_close($ch); return $result; } }