oauth3.js/prefactor/oauth3.jquery.js

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2017-01-18 22:56:07 +00:00
(function () {
'use strict';
// I did try to shim jQuery's deferred, but it's just too clunky.
// Here I use es6-promise which lacks asynchrity, but it's the smallest Promise implementation.
// Only Opera Mini and MSIE (even on 11) will use this shim, so no biggie;
var oauth3 = window.OAUTH3;
var count = 0;
function inject() {
count += 1;
if (count >= 100) {
throw new Error("you forgot to include rsvp.js, methinks");
}
/*
*
[window.Promise, window.ES6Promise, window.RSVP.Promise].forEach(function (PromiseA) {
var x = 1; new PromiseA(function (resolve, reject) { console.log('x', 1 === x); resolve(); }); x = 2; void null;
var y = 1; PromiseA.resolve().then(function () { console.log('y', 2 === x); }); y = 2; void null;
});
*/
var PromiseA = /*(window.RSVP && window.RSVP.Promise) || window.ES6Promise || */window.Promise;
if ('undefined' !== typeof PromiseA) {
oauth3.providePromise(PromiseA).then(function () {
// ignore
window.jqOauth3 = oauth3;
}, function (err) {
console.error(err);
console.error("Bad Promise Implementation!");
});
return;
}
// because MSIE can't tell when a script is loaded
setTimeout(inject, 100);
}
if ('undefined' === typeof Promise) {
// support Opera Mini and MSIE 11+ (which doesn't support <!-- [if IE]> detection)
/* jshint ignore: start */
document.write('<script src="bower_components/es6-promise/promise.min.js"></script>');
/* jshint ignore: end */
/*
// I would have used this, but it turns out that
// MSIE can't tell when a script has loaded
var js = document.createElement("script");
js.setAttribute("src", "bower_components/es6-promise/promise.js");
js.setAttribute("type", "text/javascript");
document.getElementsByTagName("head")[0].appendChild(js);
*/
}
inject();
function Request(opts) {
if (!opts.method) {
throw new Error("Developer Error: you must set method as one of 'GET', 'POST', 'DELETE', etc");
}
var req = {
url: opts.url
// Noted: jQuery 1.9 finally added 'method' as an alias of 'type'
, method: opts.method
// leaving type for backwards compat
, type: opts.method
, headers: opts.headers || {}
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};
// don't allow accidetal querystring via 'data'
if (opts.data && !/get|delete/i.test(opts.method)) {
req.data = opts.data;
if (opts.data && 'object' === typeof opts.data) {
req.data = JSON.stringify(req.data);
req.headers['Content-Type'] = 'application/json; charset=utf-8';
}
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}
// I don't trust jQuery promises...
return new oauth3.PromiseA(function (resolve, reject) {
$.ajax(req).then(function (data, textStatus, jqXhr) {
var resp = {};
Object.keys(jqXhr).forEach(function (key) {
// particularly we have to get rid of .then
if ('function' !== typeof jqXhr[key]) {
resp[key] = jqXhr[key];
}
});
resp.data = data;
resp.status = textStatus;
resp.request = jqXhr;
resolve(resp);
}, function (jqXhr, textStatus, errorThrown) {
errorThrown.request = jqXhr;
errorThrown.response = jqXhr;
errorThrown.status = textStatus;
reject(errorThrown);
});
});
}
oauth3.provideRequest(Request);
}());