391 lines
14 KiB
JavaScript
391 lines
14 KiB
JavaScript
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"use strict";
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var __extends = (this && this.__extends) || (function () {
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var extendStatics = function (d, b) {
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extendStatics = Object.setPrototypeOf ||
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({ __proto__: [] } instanceof Array && function (d, b) { d.__proto__ = b; }) ||
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function (d, b) { for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p]; };
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return extendStatics(d, b);
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}
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return function (d, b) {
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extendStatics(d, b);
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function __() { this.constructor = d; }
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d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
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};
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})();
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Object.defineProperty(exports, "__esModule", { value: true });
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var root_1 = require("../../util/root");
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var Observable_1 = require("../../Observable");
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var Subscriber_1 = require("../../Subscriber");
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var map_1 = require("../../operators/map");
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function getCORSRequest() {
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if (root_1.root.XMLHttpRequest) {
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return new root_1.root.XMLHttpRequest();
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}
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else if (!!root_1.root.XDomainRequest) {
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return new root_1.root.XDomainRequest();
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}
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else {
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throw new Error('CORS is not supported by your browser');
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}
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}
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function getXMLHttpRequest() {
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if (root_1.root.XMLHttpRequest) {
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return new root_1.root.XMLHttpRequest();
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}
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else {
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var progId = void 0;
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try {
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var progIds = ['Msxml2.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.4.0'];
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for (var i = 0; i < 3; i++) {
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try {
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progId = progIds[i];
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if (new root_1.root.ActiveXObject(progId)) {
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break;
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}
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}
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catch (e) {
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}
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}
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return new root_1.root.ActiveXObject(progId);
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}
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catch (e) {
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throw new Error('XMLHttpRequest is not supported by your browser');
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}
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}
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}
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function ajaxGet(url, headers) {
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if (headers === void 0) { headers = null; }
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return new AjaxObservable({ method: 'GET', url: url, headers: headers });
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}
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exports.ajaxGet = ajaxGet;
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function ajaxPost(url, body, headers) {
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return new AjaxObservable({ method: 'POST', url: url, body: body, headers: headers });
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}
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exports.ajaxPost = ajaxPost;
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function ajaxDelete(url, headers) {
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return new AjaxObservable({ method: 'DELETE', url: url, headers: headers });
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}
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exports.ajaxDelete = ajaxDelete;
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function ajaxPut(url, body, headers) {
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return new AjaxObservable({ method: 'PUT', url: url, body: body, headers: headers });
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}
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exports.ajaxPut = ajaxPut;
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function ajaxPatch(url, body, headers) {
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return new AjaxObservable({ method: 'PATCH', url: url, body: body, headers: headers });
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}
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exports.ajaxPatch = ajaxPatch;
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var mapResponse = map_1.map(function (x, index) { return x.response; });
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function ajaxGetJSON(url, headers) {
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return mapResponse(new AjaxObservable({
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method: 'GET',
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url: url,
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responseType: 'json',
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headers: headers
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}));
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}
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exports.ajaxGetJSON = ajaxGetJSON;
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var AjaxObservable = (function (_super) {
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__extends(AjaxObservable, _super);
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function AjaxObservable(urlOrRequest) {
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var _this = _super.call(this) || this;
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var request = {
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async: true,
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createXHR: function () {
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return this.crossDomain ? getCORSRequest() : getXMLHttpRequest();
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},
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crossDomain: true,
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withCredentials: false,
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headers: {},
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method: 'GET',
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responseType: 'json',
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timeout: 0
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};
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if (typeof urlOrRequest === 'string') {
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request.url = urlOrRequest;
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}
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else {
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for (var prop in urlOrRequest) {
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if (urlOrRequest.hasOwnProperty(prop)) {
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request[prop] = urlOrRequest[prop];
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}
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}
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}
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_this.request = request;
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return _this;
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}
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AjaxObservable.prototype._subscribe = function (subscriber) {
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return new AjaxSubscriber(subscriber, this.request);
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};
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AjaxObservable.create = (function () {
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var create = function (urlOrRequest) {
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return new AjaxObservable(urlOrRequest);
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};
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create.get = ajaxGet;
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create.post = ajaxPost;
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create.delete = ajaxDelete;
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create.put = ajaxPut;
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create.patch = ajaxPatch;
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create.getJSON = ajaxGetJSON;
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return create;
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})();
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return AjaxObservable;
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}(Observable_1.Observable));
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exports.AjaxObservable = AjaxObservable;
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var AjaxSubscriber = (function (_super) {
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__extends(AjaxSubscriber, _super);
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function AjaxSubscriber(destination, request) {
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var _this = _super.call(this, destination) || this;
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_this.request = request;
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_this.done = false;
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var headers = request.headers = request.headers || {};
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if (!request.crossDomain && !_this.getHeader(headers, 'X-Requested-With')) {
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headers['X-Requested-With'] = 'XMLHttpRequest';
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}
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var contentTypeHeader = _this.getHeader(headers, 'Content-Type');
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if (!contentTypeHeader && !(root_1.root.FormData && request.body instanceof root_1.root.FormData) && typeof request.body !== 'undefined') {
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headers['Content-Type'] = 'application/x-www-form-urlencoded; charset=UTF-8';
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}
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request.body = _this.serializeBody(request.body, _this.getHeader(request.headers, 'Content-Type'));
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_this.send();
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return _this;
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}
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AjaxSubscriber.prototype.next = function (e) {
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this.done = true;
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var _a = this, xhr = _a.xhr, request = _a.request, destination = _a.destination;
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var result;
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try {
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result = new AjaxResponse(e, xhr, request);
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}
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catch (err) {
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return destination.error(err);
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}
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destination.next(result);
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};
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AjaxSubscriber.prototype.send = function () {
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var _a = this, request = _a.request, _b = _a.request, user = _b.user, method = _b.method, url = _b.url, async = _b.async, password = _b.password, headers = _b.headers, body = _b.body;
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try {
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var xhr = this.xhr = request.createXHR();
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this.setupEvents(xhr, request);
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if (user) {
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xhr.open(method, url, async, user, password);
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}
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else {
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xhr.open(method, url, async);
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}
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if (async) {
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xhr.timeout = request.timeout;
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xhr.responseType = request.responseType;
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}
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if ('withCredentials' in xhr) {
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xhr.withCredentials = !!request.withCredentials;
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}
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this.setHeaders(xhr, headers);
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if (body) {
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xhr.send(body);
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}
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else {
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xhr.send();
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}
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}
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catch (err) {
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this.error(err);
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}
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};
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AjaxSubscriber.prototype.serializeBody = function (body, contentType) {
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if (!body || typeof body === 'string') {
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return body;
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}
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else if (root_1.root.FormData && body instanceof root_1.root.FormData) {
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return body;
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}
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if (contentType) {
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var splitIndex = contentType.indexOf(';');
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if (splitIndex !== -1) {
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contentType = contentType.substring(0, splitIndex);
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}
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}
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switch (contentType) {
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case 'application/x-www-form-urlencoded':
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return Object.keys(body).map(function (key) { return encodeURIComponent(key) + "=" + encodeURIComponent(body[key]); }).join('&');
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case 'application/json':
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return JSON.stringify(body);
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default:
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return body;
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}
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};
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AjaxSubscriber.prototype.setHeaders = function (xhr, headers) {
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for (var key in headers) {
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if (headers.hasOwnProperty(key)) {
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xhr.setRequestHeader(key, headers[key]);
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}
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}
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};
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AjaxSubscriber.prototype.getHeader = function (headers, headerName) {
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for (var key in headers) {
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if (key.toLowerCase() === headerName.toLowerCase()) {
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return headers[key];
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}
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}
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return undefined;
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};
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AjaxSubscriber.prototype.setupEvents = function (xhr, request) {
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var progressSubscriber = request.progressSubscriber;
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function xhrTimeout(e) {
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var _a = xhrTimeout, subscriber = _a.subscriber, progressSubscriber = _a.progressSubscriber, request = _a.request;
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if (progressSubscriber) {
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progressSubscriber.error(e);
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}
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var error;
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try {
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error = new exports.AjaxTimeoutError(this, request);
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}
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catch (err) {
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error = err;
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}
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subscriber.error(error);
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}
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xhr.ontimeout = xhrTimeout;
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xhrTimeout.request = request;
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xhrTimeout.subscriber = this;
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xhrTimeout.progressSubscriber = progressSubscriber;
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if (xhr.upload && 'withCredentials' in xhr) {
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if (progressSubscriber) {
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var xhrProgress_1;
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xhrProgress_1 = function (e) {
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var progressSubscriber = xhrProgress_1.progressSubscriber;
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progressSubscriber.next(e);
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};
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if (root_1.root.XDomainRequest) {
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xhr.onprogress = xhrProgress_1;
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}
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else {
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xhr.upload.onprogress = xhrProgress_1;
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}
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xhrProgress_1.progressSubscriber = progressSubscriber;
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}
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var xhrError_1;
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xhrError_1 = function (e) {
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var _a = xhrError_1, progressSubscriber = _a.progressSubscriber, subscriber = _a.subscriber, request = _a.request;
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if (progressSubscriber) {
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progressSubscriber.error(e);
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}
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var error;
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try {
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error = new exports.AjaxError('ajax error', this, request);
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}
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catch (err) {
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error = err;
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}
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subscriber.error(error);
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};
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xhr.onerror = xhrError_1;
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xhrError_1.request = request;
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xhrError_1.subscriber = this;
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xhrError_1.progressSubscriber = progressSubscriber;
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}
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function xhrReadyStateChange(e) {
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return;
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}
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xhr.onreadystatechange = xhrReadyStateChange;
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xhrReadyStateChange.subscriber = this;
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xhrReadyStateChange.progressSubscriber = progressSubscriber;
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xhrReadyStateChange.request = request;
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function xhrLoad(e) {
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var _a = xhrLoad, subscriber = _a.subscriber, progressSubscriber = _a.progressSubscriber, request = _a.request;
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if (this.readyState === 4) {
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var status_1 = this.status === 1223 ? 204 : this.status;
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var response = (this.responseType === 'text' ? (this.response || this.responseText) : this.response);
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if (status_1 === 0) {
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status_1 = response ? 200 : 0;
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}
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if (status_1 < 400) {
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if (progressSubscriber) {
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progressSubscriber.complete();
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}
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subscriber.next(e);
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subscriber.complete();
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}
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else {
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if (progressSubscriber) {
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progressSubscriber.error(e);
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}
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var error = void 0;
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try {
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error = new exports.AjaxError('ajax error ' + status_1, this, request);
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}
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catch (err) {
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error = err;
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}
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subscriber.error(error);
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}
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}
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}
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xhr.onload = xhrLoad;
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xhrLoad.subscriber = this;
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xhrLoad.progressSubscriber = progressSubscriber;
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xhrLoad.request = request;
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};
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AjaxSubscriber.prototype.unsubscribe = function () {
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var _a = this, done = _a.done, xhr = _a.xhr;
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if (!done && xhr && xhr.readyState !== 4 && typeof xhr.abort === 'function') {
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xhr.abort();
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}
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_super.prototype.unsubscribe.call(this);
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};
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return AjaxSubscriber;
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}(Subscriber_1.Subscriber));
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exports.AjaxSubscriber = AjaxSubscriber;
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var AjaxResponse = (function () {
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function AjaxResponse(originalEvent, xhr, request) {
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this.originalEvent = originalEvent;
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this.xhr = xhr;
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this.request = request;
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this.status = xhr.status;
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this.responseType = xhr.responseType || request.responseType;
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this.response = parseXhrResponse(this.responseType, xhr);
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}
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return AjaxResponse;
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}());
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exports.AjaxResponse = AjaxResponse;
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var AjaxErrorImpl = (function () {
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function AjaxErrorImpl(message, xhr, request) {
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Error.call(this);
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this.message = message;
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this.name = 'AjaxError';
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this.xhr = xhr;
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this.request = request;
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this.status = xhr.status;
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this.responseType = xhr.responseType || request.responseType;
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this.response = parseXhrResponse(this.responseType, xhr);
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return this;
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}
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AjaxErrorImpl.prototype = Object.create(Error.prototype);
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return AjaxErrorImpl;
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})();
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exports.AjaxError = AjaxErrorImpl;
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|
function parseJson(xhr) {
|
||
|
|
if ('response' in xhr) {
|
||
|
|
return xhr.responseType ? xhr.response : JSON.parse(xhr.response || xhr.responseText || 'null');
|
||
|
|
}
|
||
|
|
else {
|
||
|
|
return JSON.parse(xhr.responseText || 'null');
|
||
|
|
}
|
||
|
|
}
|
||
|
|
function parseXhrResponse(responseType, xhr) {
|
||
|
|
switch (responseType) {
|
||
|
|
case 'json':
|
||
|
|
return parseJson(xhr);
|
||
|
|
case 'xml':
|
||
|
|
return xhr.responseXML;
|
||
|
|
case 'text':
|
||
|
|
default:
|
||
|
|
return ('response' in xhr) ? xhr.response : xhr.responseText;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
function AjaxTimeoutErrorImpl(xhr, request) {
|
||
|
|
exports.AjaxError.call(this, 'ajax timeout', xhr, request);
|
||
|
|
this.name = 'AjaxTimeoutError';
|
||
|
|
return this;
|
||
|
|
}
|
||
|
|
exports.AjaxTimeoutError = AjaxTimeoutErrorImpl;
|
||
|
|
//# sourceMappingURL=AjaxObservable.js.map
|