PHP实现微信小程序用户授权的工具类示例

{  "errcode": 200,  "msg": "SUCCESS",  "data": {    "uid": 34098,    "unionid": "xxx",  }}

DROP TABLE IF EXISTS `jz_wxa_user`;CREATE TABLE `jz_wxa_user` ( `id` int(10) unsigned NOT NULL AUTO_INCREMENT, `uid` bigint(18) DEFAULT NULL, `openid` varchar(255) CHARACTER SET utf8 DEFAULT NULL COMMENT 'openid', `user_name` varchar(100) CHARACTER SET utf8mb4 DEFAULT '', `nick_name` varchar(100) COLLATE utf8mb4_unicode_ci DEFAULT '' COMMENT '用户昵称', `sex` enum('0','1') CHARACTER SET utf8 DEFAULT '1' COMMENT '性别', `avatar` varchar(255) CHARACTER SET utf8 DEFAULT NULL COMMENT '用户头像', `province` varchar(100) CHARACTER SET utf8 DEFAULT NULL COMMENT '省份', `city` varchar(100) CHARACTER SET utf8 DEFAULT NULL COMMENT '城市', `country` varchar(100) CHARACTER SET utf8 DEFAULT NULL COMMENT '国家', `wx_union_id` varchar(255) CHARACTER SET utf8 DEFAULT NULL COMMENT '公众平台的唯一id', `from_url` varchar(255) CHARACTER SET utf8 DEFAULT NULL COMMENT '来源url', `created_at` timestamp NULL DEFAULT NULL, `updated_at` timestamp NULL DEFAULT NULL, `from_appid` varchar(30) COLLATE utf8mb4_unicode_ci DEFAULT 'wx95fc895bebd3743b' COMMENT '来源appid', `wx_header` varchar(150) COLLATE utf8mb4_unicode_ci DEFAULT '' COMMENT '微信头像', `gh_openid` varchar(60) COLLATE utf8mb4_unicode_ci DEFAULT '' COMMENT '微信公众号openid', `phone` varchar(30) CHARACTER SET utf8 DEFAULT '' COMMENT '手机号码', PRIMARY KEY (`id`), KEY `idx_uid_union_id` (`uid`,`wx_union_id`)) ENGINE=InnoDB AUTO_INCREMENT=1 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;

getUid:function(cf){  var that = this  wx.login({   success: function (ress) {    var code = ress.code     wx.getUserInfo({      withCredentials: true,          success: function (res) {      that.globalData.userInfo = res.userInfo;      that.authorize(code, res.signature, res.iv, res.rawData, res.encryptedData, cf)     }    })   }  }) }, authorize: function (code, signature, iv, rawData, encryptedData, cf) {  var that =this  var dataobj = {   code: code,   signature: signature,   iv: iv,   raw_data: rawData,   encrypted_data: encryptedData  }  console.log("code:",code)  var param = JSON.stringify(dataobj)  param = that.Encrypt(param)  var url = that.data.API_DOMAIN2 + "/user/authorization?param=" + param  wx.request({   url: url,   method: "GET",   header: {    'content-type': 'application/json'   },   success: function (res) {    if (res.data.errcode == 200) {     wx.hideToast()         wx.setStorage({      key: "uid",      data: res.data.data.uid,      success: function () {       if (cf) {        typeof cf == "function" && cf(res.data.data.uid)       }      }     })    } else {     that.exceptionHandle('uid', url, res.data.errcode, res.data.msg)    }   }  }) },

/**   * api接口开发   * 获取详情的接口   * @param $uid 用户编号   * @param $iv 向量   * @param $encryptedData 微信加密的数据   * @param $rawData 判断是否为今天   * @param $signature 签名   * @return array   */  public static function authorization($appid,$appsecret,$code,$iv,$encryptedData,$rawData,$signature){    $result = self::decodeWxData($appid,$appsecret,$code,$iv,$encryptedData);    if($result['errcode'] != 200){      return $result;    }    //处理微信授权的逻辑    $wxUserData = $result['data'];    error_log("authorization data=============>");    error_log(json_encode($wxUserData));    $uid = WxaUserService::regWxaUser($wxUserData);    $data['uid'] = $uid['uid'];    $data['unionid'] = $uid['unionid'];    $result['data'] = $data;    return $result;  }    /**   * 解密微信的数据   * @param $code wx.login接口返回的code   * @param $iv wx.getUserInfo接口或者wx.getWeRunData返回的iv   * @param $encryptedData wx.getUserInfo接口或者wx.getWeRunData返回的加密数据   * @return array   */  public static function decodeWxData($appid,$appsecret,$code,$iv,$encryptedData){    $sessionKeyUrl = sprintf('%s?appid=%s&secret=%s&js_code=%s&grant_type=authorization_code',config('param.wxa_user_info_session_key_url'),$appid,$appsecret,$code);    $rtnJson = curlRequest($sessionKeyUrl);    $data = json_decode($rtnJson,true);    error_log('authorization wx return data========>');    error_log($rtnJson);    if(isset($data['errcode'])){      return $data;    }    $sessionKey = $data['session_key'];    $wxHelper = new WxBizDataHelper($appid,$sessionKey,$encryptedData,$iv);    $data['errcode'] = 200;    $data['data'] = [];    if(!$wxData = $wxHelper->getData()){      $data['errcode'] = -1;    }else{      error_log('current wx return data is =========>'.json_encode($wxData));      $data['data'] = $wxData;    }    return $data;  }

 /**   * 保存用户信息的方法   * @param $wxaUserData   * @param $regFromGh 表示是否从公众号进行注册   */  public function regWxaUser($wxaUserData,$regFromGh = false)  {    $value = $wxaUserData['unionId'];    $key = getCacheKey('redis_key.cache_key.zset_list.lock') . $value;    $newExpire = RedisHelper::getLock($key);    $data = $this->storeWxaUser($wxaUserData,$regFromGh);    RedisHelper::releaseLock($key, $newExpire);    return $data;  }    /**   * 保存信息   * @param $wxaUserData   * @return mixed   */  public function storeWxaUser($wxaUserData,$regFromGh = false)  {    $wxUnionId = $wxaUserData['unionId'];    if (!$user = $this->getByWxUnionId($wxUnionId)) {      $getAccountDataStartTime = time();      //这里是因为需要统一账户获取uid，所以这个是用户中心的接口，如果没有这个流程，则直接使用数据      if($accountData = AccountCenterHelper::regWxaUser($wxaUserData)){        $getAccountDataEndTime = time();        $accountRegTime = $getAccountDataEndTime - $getAccountDataStartTime;        error_log("reg user spend time is ===================>" . $accountRegTime);        $user = [          'uid' => $accountData['uid'],          'user_name' => $accountData['user_name'],          'nick_name' => $wxaUserData['nickName'],          'sex' => $accountData['sex'],          'wx_union_id' => $accountData['wx_union_id'],          'avatar' => isset($accountData['avatar'])?$accountData['avatar']:"",          'from_appid' => $accountData['from_appid'],          'province' => $wxaUserData['province'],          'city' => $wxaUserData['city'],          'country' => $wxaUserData['country'],          'openid' => $wxaUserData['openId'],          'wx_header' => isset($wxaUserData['avatarUrl'])?$wxaUserData['avatarUrl']:"",          'gh_openid' => $regFromGh?$wxaUserData['openId']:"",        ];        error_log("insert data=============>" . json_encode($user));        $user = $this->store($user);        $regApiUserEndTime = time();        error_log(" reg api user spend time================>" . ($regApiUserEndTime - $getAccountDataEndTime));        error_log(" after insert data=============>" . json_encode($user));      }    }else{      if(!$user['wx_header']){        $updateData = [          'id' => $user['id'],          'uid' => $user['uid'],          'wx_header' => $wxaUserData['avatarUrl'],        ];        $this->update($updateData);      }      //同步用户的openid      if($wxaUserData['openId'] != $user['openid']){        $updateData = [          'id' => $user['id'],          'uid' => $user['uid'],          'openid' => $wxaUserData['openId'],        ];        $this->update($updateData);      }    }    $data['uid'] = $user['uid'];    $data['unionid'] = $wxUnionId;    return $data;  }

  /**   * 根据unionid获取用户信息   */  public function getByWxUnionId($unionId)  {    $cacheKey = getCacheKey('redis_key.cache_key.wxa_user.info') . $unionId;    $value = $this->remember($cacheKey, function () use ($unionId) {      $userInfo = WxaUser::where('wx_union_id', $unionId)->first();      $userInfo = $this->compactUserInfo($userInfo);      return $userInfo;    });    return $value;  }

<?php/** * Created by PhpStorm. * User: Auser * Time: 11:17 */namespace App/Http/Base/Wx;class WxBizDataHelper{  private $appid;  private $seesionKey ;  private $encryptedData;  private $iv;  public function __construct($appid, $sessionKey,$encryptedData, $iv)  {    $this->appid = $appid;    $this->seesionKey = $sessionKey;    $this->encryptedData = $encryptedData;    $this->iv = $iv;  }  public function getData(){    $pc = new WXBizDataCrypt($this->appid, $this->seesionKey);    $json = '';    $errCode = $pc->decryptData($this->encryptedData, $this->iv, $json);    $data = [];    if ($errCode == 0) {      $data = json_decode($json,true);    }    return $data;  }}

<?php/** * Created by PhpStorm. * User: Auser * Time: 10:38 */namespace App/Http/Base/Wx;use App/Http/Base/Wx/Prpcrypt;use App/Http/Base/Wx/ErrorCode;use App/Http/Base/Wx/PKCS7Encoder;class WXBizDataCrypt{  private $appid;  private $sessionKey;  /**   * 构造函数   * @param $sessionKey string 用户在小程序登录后获取的会话密钥   * @param $appid string 小程序的appid   */  public function __construct( $appid, $sessionKey)  {    $this->sessionKey = $sessionKey;    $this->appid = $appid;  }  /**   * 检验数据的真实性，并且获取解密后的明文.   * @param $encryptedData string 加密的用户数据   * @param $iv string 与用户数据一同返回的初始向量   * @param $data string 解密后的原文   *   * @return int 成功0，失败返回对应的错误码   */  public function decryptData( $encryptedData, $iv, &$data )  {    if (strlen($this->sessionKey) != 24) {      return ErrorCode::$IllegalAesKey;    }    $aesKey=base64_decode($this->sessionKey);    if (strlen($iv) != 24) {      return ErrorCode::$IllegalIv;    }    $aesIV=base64_decode($iv);    $aesCipher=base64_decode($encryptedData);    $pc = new Prpcrypt($aesKey);    $result = $pc->decrypt($aesCipher,$aesIV);    if ($result[0] != 0) {      return $result[0];    }    $dataObj=json_decode( $result[1] );    if( $dataObj == NULL )    {      return ErrorCode::$IllegalBuffer;    }    if( $dataObj->watermark->appid != $this->appid )    {      return ErrorCode::$IllegalBuffer;    }    $data = $result[1];    return ErrorCode::$OK;  }}

<?php/** * Created by PhpStorm. * User: Auser * Time: 10:55 */namespace App/Http/Base/Wx;class Prpcrypt{  public $key;  public function __construct($key)  {    $this->key = $key;  }  /**   * 对密文进行解密   * @param string $aesCipher 需要解密的密文   * @param string $aesIV 解密的初始向量   * @return string 解密得到的明文   */  public function decrypt($aesCipher, $aesIV)  {    try {      $module = mcrypt_module_open(MCRYPT_RIJNDAEL_128, '', MCRYPT_MODE_CBC, '');      mcrypt_generic_init($module, $this->key, $aesIV);      //解密      $decrypted = mdecrypt_generic($module, $aesCipher);      mcrypt_generic_deinit($module);      mcrypt_module_close($module);    } catch (Exception $e) {      return array(ErrorCode::$IllegalBuffer, null);    }    try {      $result = PKCS7Encoder2::decode($decrypted);    } catch (Exception $e) {      //print $e;      return array(ErrorCode::$IllegalBuffer, null);    }    return array(0, $result);  }}

<?php/** * Created by PhpStorm. * User: Auser * Time: 10:33 */namespace App/Http/Base/Wx;class ErrorCode{  public static $OK = 0;  public static $IllegalAesKey = -41001;  public static $IllegalIv = -41002;  public static $IllegalBuffer = -41003;  public static $DecodeBase64Error = -41004;}