biofriction-wp-theme/node_modules/rxjs/observable/dom/AjaxObservable.js

426 lines
16 KiB
JavaScript

"use strict";
var __extends = (this && this.__extends) || function (d, b) {
for (var p in b) if (b.hasOwnProperty(p)) d[p] = b[p];
function __() { this.constructor = d; }
d.prototype = b === null ? Object.create(b) : (__.prototype = b.prototype, new __());
};
var root_1 = require('../../util/root');
var tryCatch_1 = require('../../util/tryCatch');
var errorObject_1 = require('../../util/errorObject');
var Observable_1 = require('../../Observable');
var Subscriber_1 = require('../../Subscriber');
var map_1 = require('../../operators/map');
function getCORSRequest() {
if (root_1.root.XMLHttpRequest) {
return new root_1.root.XMLHttpRequest();
}
else if (!!root_1.root.XDomainRequest) {
return new root_1.root.XDomainRequest();
}
else {
throw new Error('CORS is not supported by your browser');
}
}
function getXMLHttpRequest() {
if (root_1.root.XMLHttpRequest) {
return new root_1.root.XMLHttpRequest();
}
else {
var progId = void 0;
try {
var progIds = ['Msxml2.XMLHTTP', 'Microsoft.XMLHTTP', 'Msxml2.XMLHTTP.4.0'];
for (var i = 0; i < 3; i++) {
try {
progId = progIds[i];
if (new root_1.root.ActiveXObject(progId)) {
break;
}
}
catch (e) {
}
}
return new root_1.root.ActiveXObject(progId);
}
catch (e) {
throw new Error('XMLHttpRequest is not supported by your browser');
}
}
}
function ajaxGet(url, headers) {
if (headers === void 0) { headers = null; }
return new AjaxObservable({ method: 'GET', url: url, headers: headers });
}
exports.ajaxGet = ajaxGet;
;
function ajaxPost(url, body, headers) {
return new AjaxObservable({ method: 'POST', url: url, body: body, headers: headers });
}
exports.ajaxPost = ajaxPost;
;
function ajaxDelete(url, headers) {
return new AjaxObservable({ method: 'DELETE', url: url, headers: headers });
}
exports.ajaxDelete = ajaxDelete;
;
function ajaxPut(url, body, headers) {
return new AjaxObservable({ method: 'PUT', url: url, body: body, headers: headers });
}
exports.ajaxPut = ajaxPut;
;
function ajaxPatch(url, body, headers) {
return new AjaxObservable({ method: 'PATCH', url: url, body: body, headers: headers });
}
exports.ajaxPatch = ajaxPatch;
;
var mapResponse = map_1.map(function (x, index) { return x.response; });
function ajaxGetJSON(url, headers) {
return mapResponse(new AjaxObservable({
method: 'GET',
url: url,
responseType: 'json',
headers: headers
}));
}
exports.ajaxGetJSON = ajaxGetJSON;
;
/**
* We need this JSDoc comment for affecting ESDoc.
* @extends {Ignored}
* @hide true
*/
var AjaxObservable = (function (_super) {
__extends(AjaxObservable, _super);
function AjaxObservable(urlOrRequest) {
_super.call(this);
var request = {
async: true,
createXHR: function () {
return this.crossDomain ? getCORSRequest.call(this) : getXMLHttpRequest();
},
crossDomain: false,
withCredentials: false,
headers: {},
method: 'GET',
responseType: 'json',
timeout: 0
};
if (typeof urlOrRequest === 'string') {
request.url = urlOrRequest;
}
else {
for (var prop in urlOrRequest) {
if (urlOrRequest.hasOwnProperty(prop)) {
request[prop] = urlOrRequest[prop];
}
}
}
this.request = request;
}
/** @deprecated internal use only */ AjaxObservable.prototype._subscribe = function (subscriber) {
return new AjaxSubscriber(subscriber, this.request);
};
/**
* Creates an observable for an Ajax request with either a request object with
* url, headers, etc or a string for a URL.
*
* @example
* source = Rx.Observable.ajax('/products');
* source = Rx.Observable.ajax({ url: 'products', method: 'GET' });
*
* @param {string|Object} request Can be one of the following:
* A string of the URL to make the Ajax call.
* An object with the following properties
* - url: URL of the request
* - body: The body of the request
* - method: Method of the request, such as GET, POST, PUT, PATCH, DELETE
* - async: Whether the request is async
* - headers: Optional headers
* - crossDomain: true if a cross domain request, else false
* - createXHR: a function to override if you need to use an alternate
* XMLHttpRequest implementation.
* - resultSelector: a function to use to alter the output value type of
* the Observable. Gets {@link AjaxResponse} as an argument.
* @return {Observable} An observable sequence containing the XMLHttpRequest.
* @static true
* @name ajax
* @owner Observable
*/
AjaxObservable.create = (function () {
var create = function (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;
})();
return AjaxObservable;
}(Observable_1.Observable));
exports.AjaxObservable = AjaxObservable;
/**
* We need this JSDoc comment for affecting ESDoc.
* @ignore
* @extends {Ignored}
*/
var AjaxSubscriber = (function (_super) {
__extends(AjaxSubscriber, _super);
function AjaxSubscriber(destination, request) {
_super.call(this, destination);
this.request = request;
this.done = false;
var headers = request.headers = request.headers || {};
// force CORS if requested
if (!request.crossDomain && !headers['X-Requested-With']) {
headers['X-Requested-With'] = 'XMLHttpRequest';
}
// ensure content type is set
if (!('Content-Type' in headers) && !(root_1.root.FormData && request.body instanceof root_1.root.FormData) && typeof request.body !== 'undefined') {
headers['Content-Type'] = 'application/x-www-form-urlencoded; charset=UTF-8';
}
// properly serialize body
request.body = this.serializeBody(request.body, request.headers['Content-Type']);
this.send();
}
AjaxSubscriber.prototype.next = function (e) {
this.done = true;
var _a = this, xhr = _a.xhr, request = _a.request, destination = _a.destination;
var response = new AjaxResponse(e, xhr, request);
destination.next(response);
};
AjaxSubscriber.prototype.send = function () {
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;
var createXHR = request.createXHR;
var xhr = tryCatch_1.tryCatch(createXHR).call(request);
if (xhr === errorObject_1.errorObject) {
this.error(errorObject_1.errorObject.e);
}
else {
this.xhr = xhr;
// set up the events before open XHR
// https://developer.mozilla.org/en/docs/Web/API/XMLHttpRequest/Using_XMLHttpRequest
// You need to add the event listeners before calling open() on the request.
// Otherwise the progress events will not fire.
this.setupEvents(xhr, request);
// open XHR
var result = void 0;
if (user) {
result = tryCatch_1.tryCatch(xhr.open).call(xhr, method, url, async, user, password);
}
else {
result = tryCatch_1.tryCatch(xhr.open).call(xhr, method, url, async);
}
if (result === errorObject_1.errorObject) {
this.error(errorObject_1.errorObject.e);
return null;
}
// timeout, responseType and withCredentials can be set once the XHR is open
if (async) {
xhr.timeout = request.timeout;
xhr.responseType = request.responseType;
}
if ('withCredentials' in xhr) {
xhr.withCredentials = !!request.withCredentials;
}
// set headers
this.setHeaders(xhr, headers);
// finally send the request
result = body ? tryCatch_1.tryCatch(xhr.send).call(xhr, body) : tryCatch_1.tryCatch(xhr.send).call(xhr);
if (result === errorObject_1.errorObject) {
this.error(errorObject_1.errorObject.e);
return null;
}
}
return xhr;
};
AjaxSubscriber.prototype.serializeBody = function (body, contentType) {
if (!body || typeof body === 'string') {
return body;
}
else if (root_1.root.FormData && body instanceof root_1.root.FormData) {
return body;
}
if (contentType) {
var splitIndex = contentType.indexOf(';');
if (splitIndex !== -1) {
contentType = contentType.substring(0, splitIndex);
}
}
switch (contentType) {
case 'application/x-www-form-urlencoded':
return Object.keys(body).map(function (key) { return (encodeURIComponent(key) + "=" + encodeURIComponent(body[key])); }).join('&');
case 'application/json':
return JSON.stringify(body);
default:
return body;
}
};
AjaxSubscriber.prototype.setHeaders = function (xhr, headers) {
for (var key in headers) {
if (headers.hasOwnProperty(key)) {
xhr.setRequestHeader(key, headers[key]);
}
}
};
AjaxSubscriber.prototype.setupEvents = function (xhr, request) {
var progressSubscriber = request.progressSubscriber;
function xhrTimeout(e) {
var _a = xhrTimeout, subscriber = _a.subscriber, progressSubscriber = _a.progressSubscriber, request = _a.request;
if (progressSubscriber) {
progressSubscriber.error(e);
}
subscriber.error(new AjaxTimeoutError(this, request)); //TODO: Make betterer.
}
;
xhr.ontimeout = xhrTimeout;
xhrTimeout.request = request;
xhrTimeout.subscriber = this;
xhrTimeout.progressSubscriber = progressSubscriber;
if (xhr.upload && 'withCredentials' in xhr) {
if (progressSubscriber) {
var xhrProgress_1;
xhrProgress_1 = function (e) {
var progressSubscriber = xhrProgress_1.progressSubscriber;
progressSubscriber.next(e);
};
if (root_1.root.XDomainRequest) {
xhr.onprogress = xhrProgress_1;
}
else {
xhr.upload.onprogress = xhrProgress_1;
}
xhrProgress_1.progressSubscriber = progressSubscriber;
}
var xhrError_1;
xhrError_1 = function (e) {
var _a = xhrError_1, progressSubscriber = _a.progressSubscriber, subscriber = _a.subscriber, request = _a.request;
if (progressSubscriber) {
progressSubscriber.error(e);
}
subscriber.error(new AjaxError('ajax error', this, request));
};
xhr.onerror = xhrError_1;
xhrError_1.request = request;
xhrError_1.subscriber = this;
xhrError_1.progressSubscriber = progressSubscriber;
}
function xhrReadyStateChange(e) {
var _a = xhrReadyStateChange, subscriber = _a.subscriber, progressSubscriber = _a.progressSubscriber, request = _a.request;
if (this.readyState === 4) {
// normalize IE9 bug (http://bugs.jquery.com/ticket/1450)
var status_1 = this.status === 1223 ? 204 : this.status;
var response = (this.responseType === 'text' ? (this.response || this.responseText) : this.response);
// fix status code when it is 0 (0 status is undocumented).
// Occurs when accessing file resources or on Android 4.1 stock browser
// while retrieving files from application cache.
if (status_1 === 0) {
status_1 = response ? 200 : 0;
}
if (200 <= status_1 && status_1 < 300) {
if (progressSubscriber) {
progressSubscriber.complete();
}
subscriber.next(e);
subscriber.complete();
}
else {
if (progressSubscriber) {
progressSubscriber.error(e);
}
subscriber.error(new AjaxError('ajax error ' + status_1, this, request));
}
}
}
;
xhr.onreadystatechange = xhrReadyStateChange;
xhrReadyStateChange.subscriber = this;
xhrReadyStateChange.progressSubscriber = progressSubscriber;
xhrReadyStateChange.request = request;
};
AjaxSubscriber.prototype.unsubscribe = function () {
var _a = this, done = _a.done, xhr = _a.xhr;
if (!done && xhr && xhr.readyState !== 4 && typeof xhr.abort === 'function') {
xhr.abort();
}
_super.prototype.unsubscribe.call(this);
};
return AjaxSubscriber;
}(Subscriber_1.Subscriber));
exports.AjaxSubscriber = AjaxSubscriber;
/**
* A normalized AJAX response.
*
* @see {@link ajax}
*
* @class AjaxResponse
*/
var AjaxResponse = (function () {
function AjaxResponse(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);
}
return AjaxResponse;
}());
exports.AjaxResponse = AjaxResponse;
/**
* A normalized AJAX error.
*
* @see {@link ajax}
*
* @class AjaxError
*/
var AjaxError = (function (_super) {
__extends(AjaxError, _super);
function AjaxError(message, xhr, request) {
_super.call(this, message);
this.message = message;
this.xhr = xhr;
this.request = request;
this.status = xhr.status;
this.responseType = xhr.responseType || request.responseType;
this.response = parseXhrResponse(this.responseType, xhr);
}
return AjaxError;
}(Error));
exports.AjaxError = AjaxError;
function parseXhrResponse(responseType, xhr) {
switch (responseType) {
case 'json':
if ('response' in xhr) {
//IE does not support json as responseType, parse it internally
return xhr.responseType ? xhr.response : JSON.parse(xhr.response || xhr.responseText || 'null');
}
else {
// HACK(benlesh): TypeScript shennanigans
// tslint:disable-next-line:no-any latest TS seems to think xhr is "never" here.
return JSON.parse(xhr.responseText || 'null');
}
case 'xml':
return xhr.responseXML;
case 'text':
default:
// HACK(benlesh): TypeScript shennanigans
// tslint:disable-next-line:no-any latest TS seems to think xhr is "never" here.
return ('response' in xhr) ? xhr.response : xhr.responseText;
}
}
/**
* @see {@link ajax}
*
* @class AjaxTimeoutError
*/
var AjaxTimeoutError = (function (_super) {
__extends(AjaxTimeoutError, _super);
function AjaxTimeoutError(xhr, request) {
_super.call(this, 'ajax timeout', xhr, request);
}
return AjaxTimeoutError;
}(AjaxError));
exports.AjaxTimeoutError = AjaxTimeoutError;
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