angular2
Version:
Angular 2 - a web framework for modern web apps
45 lines • 6.02 kB
JavaScript
;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 promise_1 = require('angular2/src/facade/promise');
var lang_1 = require('angular2/src/facade/lang');
var xhr_1 = require('angular2/src/compiler/xhr');
var XHRImpl = (function (_super) {
__extends(XHRImpl, _super);
function XHRImpl() {
_super.apply(this, arguments);
}
XHRImpl.prototype.get = function (url) {
var completer = promise_1.PromiseWrapper.completer();
var xhr = new XMLHttpRequest();
xhr.open('GET', url, true);
xhr.responseType = 'text';
xhr.onload = function () {
// responseText is the old-school way of retrieving response (supported by IE8 & 9)
// response/responseType properties were introduced in XHR Level2 spec (supported by IE10)
var response = lang_1.isPresent(xhr.response) ? xhr.response : xhr.responseText;
// normalize IE9 bug (http://bugs.jquery.com/ticket/1450)
var status = xhr.status === 1223 ? 204 : xhr.status;
// 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 === 0) {
status = response ? 200 : 0;
}
if (200 <= status && status <= 300) {
completer.resolve(response);
}
else {
completer.reject("Failed to load " + url, null);
}
};
xhr.onerror = function () { completer.reject("Failed to load " + url, null); };
xhr.send();
return completer.promise;
};
return XHRImpl;
})(xhr_1.XHR);
exports.XHRImpl = XHRImpl;
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