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Optimized XHR factory

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This commit is contained in:
Gregory Eremin 2015-03-27 20:31:36 +07:00
parent de7b9a7b80
commit f2f68fc1ee
1 changed files with 17 additions and 11 deletions
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24
app/js/http.js
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@ -1,18 +1,24 @@
function getXHR(){
var xhr;
try { try {
xhr = new ActiveXObject("Msxml2.XMLHTTP"); new ActiveXObject("Msxml2.XMLHTTP");
getXHR = function() {
return new ActiveXObject("Msxml2.XMLHTTP");
}
} catch (e) { } catch (e) {
try { try {
xhr = new ActiveXObject("Microsoft.XMLHTTP"); new ActiveXObject("Microsoft.XMLHTTP");
getXHR = function() {
return new ActiveXObject("Microsoft.XMLHTTP");
}
} catch (e) { } catch (e) {
xhr = false; if (typeof XMLHttpRequest !== 'undefined') {
getXHR = function() {
return new XMLHttpRequest();
}
} else {
alert("Something went really wrong!");
console.log("XHR is not available");
} }
} }
if (!xhr && typeof XMLHttpRequest !== 'undefined') {
xhr = new XMLHttpRequest();
}
return xhr;
} }
function getURL(url, params, callback) { function getURL(url, params, callback) {