124 lines
4.7 KiB
JavaScript
124 lines
4.7 KiB
JavaScript
/**
|
|
* Copyright 2012 Google Inc. All Rights Reserved.
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* http://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
"use strict";
|
|
var __extends = (this && this.__extends) || (function () {
|
|
var extendStatics = Object.setPrototypeOf ||
|
|
({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
|
|
function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
|
|
return function (d, b) {
|
|
extendStatics(d, b);
|
|
function __() { this.constructor = d; }
|
|
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
|
|
};
|
|
})();
|
|
Object.defineProperty(exports, "__esModule", { value: true });
|
|
var request = require("request");
|
|
// tslint:disable-next-line
|
|
var pkg = require('../package.json');
|
|
var RequestError = (function (_super) {
|
|
__extends(RequestError, _super);
|
|
function RequestError() {
|
|
return _super !== null && _super.apply(this, arguments) || this;
|
|
}
|
|
return RequestError;
|
|
}(Error));
|
|
exports.RequestError = RequestError;
|
|
var DefaultTransporter = (function () {
|
|
function DefaultTransporter() {
|
|
}
|
|
/**
|
|
* Configures request options before making a request.
|
|
* @param {object} opts Options to configure.
|
|
* @return {object} Configured options.
|
|
*/
|
|
DefaultTransporter.prototype.configure = function (opts) {
|
|
// set transporter user agent
|
|
opts.headers = opts.headers || {};
|
|
if (!opts.headers['User-Agent']) {
|
|
opts.headers['User-Agent'] = DefaultTransporter.USER_AGENT;
|
|
}
|
|
else if (opts.headers['User-Agent'].indexOf(DefaultTransporter.USER_AGENT) ===
|
|
-1) {
|
|
opts.headers['User-Agent'] =
|
|
opts.headers['User-Agent'] + ' ' + DefaultTransporter.USER_AGENT;
|
|
}
|
|
return opts;
|
|
};
|
|
/**
|
|
* Makes a request with given options and invokes callback.
|
|
* @param {object} opts Options.
|
|
* @param {Function=} callback Optional callback.
|
|
* @return {Request} Request object
|
|
*/
|
|
DefaultTransporter.prototype.request = function (opts, callback) {
|
|
opts = this.configure(opts);
|
|
return request(opts.uri || opts.url, opts, this.wrapCallback_(callback));
|
|
};
|
|
/**
|
|
* Wraps the response callback.
|
|
* @param {Function=} callback Optional callback.
|
|
* @return {Function} Wrapped callback function.
|
|
* @private
|
|
*/
|
|
DefaultTransporter.prototype.wrapCallback_ = function (callback) {
|
|
return function (err, res, body) {
|
|
if (err || !body) {
|
|
return callback && callback(err, body, res);
|
|
}
|
|
// Only and only application/json responses should
|
|
// be decoded back to JSON, but there are cases API back-ends
|
|
// responds without proper content-type.
|
|
try {
|
|
body = JSON.parse(body);
|
|
}
|
|
catch (err) {
|
|
/* no op */
|
|
}
|
|
if (body && body.error && res.statusCode !== 200) {
|
|
if (typeof body.error === 'string') {
|
|
err = new RequestError(body.error);
|
|
err.code = res.statusCode;
|
|
}
|
|
else if (Array.isArray(body.error.errors)) {
|
|
err = new RequestError(body.error.errors.map(function (err2) { return err2.message; }).join('\n'));
|
|
err.code = body.error.code;
|
|
err.errors = body.error.errors;
|
|
}
|
|
else {
|
|
err = new RequestError(body.error.message);
|
|
err.code = body.error.code || res.statusCode;
|
|
}
|
|
body = null;
|
|
}
|
|
else if (res.statusCode >= 400) {
|
|
// Consider all 4xx and 5xx responses errors.
|
|
err = new RequestError(body);
|
|
err.code = res.statusCode;
|
|
body = null;
|
|
}
|
|
if (callback) {
|
|
callback(err, body, res);
|
|
}
|
|
};
|
|
};
|
|
return DefaultTransporter;
|
|
}());
|
|
/**
|
|
* Default user agent.
|
|
*/
|
|
DefaultTransporter.USER_AGENT = 'google-api-nodejs-client/' + pkg.version;
|
|
exports.DefaultTransporter = DefaultTransporter;
|
|
//# sourceMappingURL=transporters.js.map
|