his_user_miniapp/node_modules/cos-wx-sdk-v5/lib/request.js

function camSafeUrlEncode(str) {
  return encodeURIComponent(str)
    .replace(/!/g, '%21')
    .replace(/'/g, '%27')
    .replace(/\(/g, '%28')
    .replace(/\)/g, '%29')
    .replace(/\*/g, '%2A');
}

function getObjectKeys(obj, forKey) {
  var list = [];
  for (var key in obj) {
    if (obj.hasOwnProperty(key)) {
      list.push(forKey ? camSafeUrlEncode(key).toLowerCase() : key);
    }
  }
  return list.sort(function (a, b) {
    a = a.toLowerCase();
    b = b.toLowerCase();
    return a === b ? 0 : (a > b ? 1 : -1);
  });
};

var obj2str = function (obj, lowerCaseKey) {
  var i, key, val;
  var list = [];
  var keyList = getObjectKeys(obj);
  for (i = 0; i < keyList.length; i++) {
    key = keyList[i];
    val = (obj[key] === undefined || obj[key] === null) ? '' : ('' + obj[key]);
    key = lowerCaseKey ? camSafeUrlEncode(key).toLowerCase() : camSafeUrlEncode(key);
    val = camSafeUrlEncode(val) || '';
    list.push(key + '=' + val)
  }
  return list.join('&');
};

var request = function (params, callback) {
  var filePath = params.filePath;
  var headers = params.headers || {};
  var url = params.url || params.Url;
  var method = params.method;
  var onProgress = params.onProgress;
  var httpDNSServiceId = params.httpDNSServiceId;
  var requestTask;

  var cb = function (err, response) {
    var H = response.header
    var headers = {};
    if (H) for (var key in H) {
      if (H.hasOwnProperty(key)) headers[key.toLowerCase()] = H[key];
    }
    callback(err, { statusCode: response.statusCode, headers: headers }, response.data);
  };

  if (filePath) {
    var fileKey;
    var m = url.match(/^(https?:\/\/[^/]+\/)([^/]*\/?)(.*)$/);
    if (params.pathStyle) {
      fileKey = decodeURIComponent(m[3] || '');
      url = m[1] + m[2];
    } else {
      fileKey = decodeURIComponent(m[2] + m[3] || '');
      url = m[1];
    }

    // 整理 postObject 参数
    var formData = {
      'key': fileKey,
      'success_action_status': 200,
      'Signature': headers.Authorization,
    };
    var headerKeys = [
      'Cache-Control',
      'Content-Type',
      'Content-Disposition',
      'Content-Encoding',
      'Expires',
      'x-cos-storage-class',
      'x-cos-security-token',
      'x-ci-security-token',
    ];
    for (var i in params.headers) {
      if (params.headers.hasOwnProperty(i) && (i.indexOf('x-cos-meta-') > -1 || headerKeys.indexOf(i) > -1)) {
        formData[i] = params.headers[i];
      }
    }
    headers['x-cos-acl'] && (formData.acl = headers['x-cos-acl']);
    !formData['Content-Type'] && (formData['Content-Type'] = '');

    requestTask = wx.uploadFile({
      url: url,
      method: method,
      name: 'file',
      header: headers,
      filePath: filePath,
      formData: formData,
      timeout: params.timeout,
      success: function (response) {
        cb(null, response);
      },
      fail: function (response) {
        cb(response.errMsg, response);
      }
    });
    requestTask.onProgressUpdate(function (res) {
      onProgress && onProgress({
        loaded: res.totalBytesSent,
        total: res.totalBytesExpectedToSend,
        progress: res.progress / 100
      });
    });
  } else {
    var qsStr = params.qs && obj2str(params.qs) || '';
    if (qsStr) {
      url += (url.indexOf('?') > -1 ? '&' : '?') + qsStr;
    }
    headers['Content-Length'] && (delete headers['Content-Length']);
    var requestParams = {
      url: url,
      method: method,
      header: headers,
      dataType: 'text',
      data: params.body,
      responseType: params.dataType || 'text',
      timeout: params.timeout,
      redirect: 'manual',
      success: function (response) {
        cb(null, response);
      },
      fail: function (response) {
        cb(response.errMsg, response);
      }
    };
    if (httpDNSServiceId) {
      Object.assign(requestParams, {
        enableHttpDNS: true,
        httpDNSServiceId: httpDNSServiceId,
      });
    }
    requestTask = wx.request(requestParams);
  }

  return requestTask;
};

module.exports = request;