| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114115116117118119120121122123124125126127128129130131132133134135136137138139140141142143144145146147148149150151152153154155156157158159160161162163164165166167168169170171172173174175176177178179180181182183184185186187188189190191192193194195196197198199200201202203204205206207208209210211212213214215216217218219220221222223224225226227228229230231232233234235236237238239240241242243244245246247248249250251252253254255256257258259260261262263264265266267268269270271272273274275276277278279280281282283284285286287288289290291292293294295296297298299300301302303304305306307308309310311312313314315316317318319320321322323324325326327328329330331332333334335336337338339340341342343344345346347348349350351352353354355356357358359 | 
							- import { root } from '../../util/root';
 
- import { Observable } from '../../Observable';
 
- import { Subscriber } from '../../Subscriber';
 
- import { map } from '../../operators/map';
 
- function getCORSRequest() {
 
-     if (root.XMLHttpRequest) {
 
-         return new root.XMLHttpRequest();
 
-     }
 
-     else if (!!root.XDomainRequest) {
 
-         return new root.XDomainRequest();
 
-     }
 
-     else {
 
-         throw new Error('CORS is not supported by your browser');
 
-     }
 
- }
 
- function getXMLHttpRequest() {
 
-     if (root.XMLHttpRequest) {
 
-         return new root.XMLHttpRequest();
 
-     }
 
-     else {
 
-         let progId;
 
-         try {
 
-             const progIds = ['Msxml2.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.4.0'];
 
-             for (let i = 0; i < 3; i++) {
 
-                 try {
 
-                     progId = progIds[i];
 
-                     if (new root.ActiveXObject(progId)) {
 
-                         break;
 
-                     }
 
-                 }
 
-                 catch (e) {
 
-                 }
 
-             }
 
-             return new root.ActiveXObject(progId);
 
-         }
 
-         catch (e) {
 
-             throw new Error('XMLHttpRequest is not supported by your browser');
 
-         }
 
-     }
 
- }
 
- export function ajaxGet(url, headers = null) {
 
-     return new AjaxObservable({ method: 'GET', url, headers });
 
- }
 
- export function ajaxPost(url, body, headers) {
 
-     return new AjaxObservable({ method: 'POST', url, body, headers });
 
- }
 
- export function ajaxDelete(url, headers) {
 
-     return new AjaxObservable({ method: 'DELETE', url, headers });
 
- }
 
- export function ajaxPut(url, body, headers) {
 
-     return new AjaxObservable({ method: 'PUT', url, body, headers });
 
- }
 
- export function ajaxPatch(url, body, headers) {
 
-     return new AjaxObservable({ method: 'PATCH', url, body, headers });
 
- }
 
- const mapResponse = map((x, index) => x.response);
 
- export function ajaxGetJSON(url, headers) {
 
-     return mapResponse(new AjaxObservable({
 
-         method: 'GET',
 
-         url,
 
-         responseType: 'json',
 
-         headers
 
-     }));
 
- }
 
- export class AjaxObservable extends Observable {
 
-     constructor(urlOrRequest) {
 
-         super();
 
-         const request = {
 
-             async: true,
 
-             createXHR: function () {
 
-                 return this.crossDomain ? getCORSRequest() : getXMLHttpRequest();
 
-             },
 
-             crossDomain: true,
 
-             withCredentials: false,
 
-             headers: {},
 
-             method: 'GET',
 
-             responseType: 'json',
 
-             timeout: 0
 
-         };
 
-         if (typeof urlOrRequest === 'string') {
 
-             request.url = urlOrRequest;
 
-         }
 
-         else {
 
-             for (const prop in urlOrRequest) {
 
-                 if (urlOrRequest.hasOwnProperty(prop)) {
 
-                     request[prop] = urlOrRequest[prop];
 
-                 }
 
-             }
 
-         }
 
-         this.request = request;
 
-     }
 
-     _subscribe(subscriber) {
 
-         return new AjaxSubscriber(subscriber, this.request);
 
-     }
 
- }
 
- AjaxObservable.create = (() => {
 
-     const create = (urlOrRequest) => {
 
-         return new AjaxObservable(urlOrRequest);
 
-     };
 
-     create.get = ajaxGet;
 
-     create.post = ajaxPost;
 
-     create.delete = ajaxDelete;
 
-     create.put = ajaxPut;
 
-     create.patch = ajaxPatch;
 
-     create.getJSON = ajaxGetJSON;
 
-     return create;
 
- })();
 
- export class AjaxSubscriber extends Subscriber {
 
-     constructor(destination, request) {
 
-         super(destination);
 
-         this.request = request;
 
-         this.done = false;
 
-         const headers = request.headers = request.headers || {};
 
-         if (!request.crossDomain && !this.getHeader(headers, 'X-Requested-With')) {
 
-             headers['X-Requested-With'] = 'XMLHttpRequest';
 
-         }
 
-         let contentTypeHeader = this.getHeader(headers, 'Content-Type');
 
-         if (!contentTypeHeader && !(root.FormData && request.body instanceof root.FormData) && typeof request.body !== 'undefined') {
 
-             headers['Content-Type'] = 'application/x-www-form-urlencoded; charset=UTF-8';
 
-         }
 
-         request.body = this.serializeBody(request.body, this.getHeader(request.headers, 'Content-Type'));
 
-         this.send();
 
-     }
 
-     next(e) {
 
-         this.done = true;
 
-         const { xhr, request, destination } = this;
 
-         let result;
 
-         try {
 
-             result = new AjaxResponse(e, xhr, request);
 
-         }
 
-         catch (err) {
 
-             return destination.error(err);
 
-         }
 
-         destination.next(result);
 
-     }
 
-     send() {
 
-         const { request, request: { user, method, url, async, password, headers, body } } = this;
 
-         try {
 
-             const xhr = this.xhr = request.createXHR();
 
-             this.setupEvents(xhr, request);
 
-             if (user) {
 
-                 xhr.open(method, url, async, user, password);
 
-             }
 
-             else {
 
-                 xhr.open(method, url, async);
 
-             }
 
-             if (async) {
 
-                 xhr.timeout = request.timeout;
 
-                 xhr.responseType = request.responseType;
 
-             }
 
-             if ('withCredentials' in xhr) {
 
-                 xhr.withCredentials = !!request.withCredentials;
 
-             }
 
-             this.setHeaders(xhr, headers);
 
-             if (body) {
 
-                 xhr.send(body);
 
-             }
 
-             else {
 
-                 xhr.send();
 
-             }
 
-         }
 
-         catch (err) {
 
-             this.error(err);
 
-         }
 
-     }
 
-     serializeBody(body, contentType) {
 
-         if (!body || typeof body === 'string') {
 
-             return body;
 
-         }
 
-         else if (root.FormData && body instanceof root.FormData) {
 
-             return body;
 
-         }
 
-         if (contentType) {
 
-             const splitIndex = contentType.indexOf(';');
 
-             if (splitIndex !== -1) {
 
-                 contentType = contentType.substring(0, splitIndex);
 
-             }
 
-         }
 
-         switch (contentType) {
 
-             case 'application/x-www-form-urlencoded':
 
-                 return Object.keys(body).map(key => `${encodeURIComponent(key)}=${encodeURIComponent(body[key])}`).join('&');
 
-             case 'application/json':
 
-                 return JSON.stringify(body);
 
-             default:
 
-                 return body;
 
-         }
 
-     }
 
-     setHeaders(xhr, headers) {
 
-         for (let key in headers) {
 
-             if (headers.hasOwnProperty(key)) {
 
-                 xhr.setRequestHeader(key, headers[key]);
 
-             }
 
-         }
 
-     }
 
-     getHeader(headers, headerName) {
 
-         for (let key in headers) {
 
-             if (key.toLowerCase() === headerName.toLowerCase()) {
 
-                 return headers[key];
 
-             }
 
-         }
 
-         return undefined;
 
-     }
 
-     setupEvents(xhr, request) {
 
-         const progressSubscriber = request.progressSubscriber;
 
-         function xhrTimeout(e) {
 
-             const { subscriber, progressSubscriber, request } = xhrTimeout;
 
-             if (progressSubscriber) {
 
-                 progressSubscriber.error(e);
 
-             }
 
-             let error;
 
-             try {
 
-                 error = new AjaxTimeoutError(this, request);
 
-             }
 
-             catch (err) {
 
-                 error = err;
 
-             }
 
-             subscriber.error(error);
 
-         }
 
-         xhr.ontimeout = xhrTimeout;
 
-         xhrTimeout.request = request;
 
-         xhrTimeout.subscriber = this;
 
-         xhrTimeout.progressSubscriber = progressSubscriber;
 
-         if (xhr.upload && 'withCredentials' in xhr) {
 
-             if (progressSubscriber) {
 
-                 let xhrProgress;
 
-                 xhrProgress = function (e) {
 
-                     const { progressSubscriber } = xhrProgress;
 
-                     progressSubscriber.next(e);
 
-                 };
 
-                 if (root.XDomainRequest) {
 
-                     xhr.onprogress = xhrProgress;
 
-                 }
 
-                 else {
 
-                     xhr.upload.onprogress = xhrProgress;
 
-                 }
 
-                 xhrProgress.progressSubscriber = progressSubscriber;
 
-             }
 
-             let xhrError;
 
-             xhrError = function (e) {
 
-                 const { progressSubscriber, subscriber, request } = xhrError;
 
-                 if (progressSubscriber) {
 
-                     progressSubscriber.error(e);
 
-                 }
 
-                 let error;
 
-                 try {
 
-                     error = new AjaxError('ajax error', this, request);
 
-                 }
 
-                 catch (err) {
 
-                     error = err;
 
-                 }
 
-                 subscriber.error(error);
 
-             };
 
-             xhr.onerror = xhrError;
 
-             xhrError.request = request;
 
-             xhrError.subscriber = this;
 
-             xhrError.progressSubscriber = progressSubscriber;
 
-         }
 
-         function xhrReadyStateChange(e) {
 
-             return;
 
-         }
 
-         xhr.onreadystatechange = xhrReadyStateChange;
 
-         xhrReadyStateChange.subscriber = this;
 
-         xhrReadyStateChange.progressSubscriber = progressSubscriber;
 
-         xhrReadyStateChange.request = request;
 
-         function xhrLoad(e) {
 
-             const { subscriber, progressSubscriber, request } = xhrLoad;
 
-             if (this.readyState === 4) {
 
-                 let status = this.status === 1223 ? 204 : this.status;
 
-                 let response = (this.responseType === 'text' ? (this.response || this.responseText) : this.response);
 
-                 if (status === 0) {
 
-                     status = response ? 200 : 0;
 
-                 }
 
-                 if (status < 400) {
 
-                     if (progressSubscriber) {
 
-                         progressSubscriber.complete();
 
-                     }
 
-                     subscriber.next(e);
 
-                     subscriber.complete();
 
-                 }
 
-                 else {
 
-                     if (progressSubscriber) {
 
-                         progressSubscriber.error(e);
 
-                     }
 
-                     let error;
 
-                     try {
 
-                         error = new AjaxError('ajax error ' + status, this, request);
 
-                     }
 
-                     catch (err) {
 
-                         error = err;
 
-                     }
 
-                     subscriber.error(error);
 
-                 }
 
-             }
 
-         }
 
-         xhr.onload = xhrLoad;
 
-         xhrLoad.subscriber = this;
 
-         xhrLoad.progressSubscriber = progressSubscriber;
 
-         xhrLoad.request = request;
 
-     }
 
-     unsubscribe() {
 
-         const { done, xhr } = this;
 
-         if (!done && xhr && xhr.readyState !== 4 && typeof xhr.abort === 'function') {
 
-             xhr.abort();
 
-         }
 
-         super.unsubscribe();
 
-     }
 
- }
 
- export class AjaxResponse {
 
-     constructor(originalEvent, xhr, request) {
 
-         this.originalEvent = originalEvent;
 
-         this.xhr = xhr;
 
-         this.request = request;
 
-         this.status = xhr.status;
 
-         this.responseType = xhr.responseType || request.responseType;
 
-         this.response = parseXhrResponse(this.responseType, xhr);
 
-     }
 
- }
 
- const AjaxErrorImpl = (() => {
 
-     function AjaxErrorImpl(message, xhr, request) {
 
-         Error.call(this);
 
-         this.message = message;
 
-         this.name = 'AjaxError';
 
-         this.xhr = xhr;
 
-         this.request = request;
 
-         this.status = xhr.status;
 
-         this.responseType = xhr.responseType || request.responseType;
 
-         this.response = parseXhrResponse(this.responseType, xhr);
 
-         return this;
 
-     }
 
-     AjaxErrorImpl.prototype = Object.create(Error.prototype);
 
-     return AjaxErrorImpl;
 
- })();
 
- export const AjaxError = AjaxErrorImpl;
 
- 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) {
 
-     AjaxError.call(this, 'ajax timeout', xhr, request);
 
-     this.name = 'AjaxTimeoutError';
 
-     return this;
 
- }
 
- export const AjaxTimeoutError = AjaxTimeoutErrorImpl;
 
- //# sourceMappingURL=AjaxObservable.js.map
 
 
  |