forked from coolaj86/walnut.js
98 lines
2.7 KiB
JavaScript
98 lines
2.7 KiB
JavaScript
(function () {
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'use strict';
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// I did try to shim jQuery's deferred, but it's just too clunky.
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// Here I use es6-promise which lacks asynchrity, but it's the smallest Promise implementation.
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// Only Opera Mini and MSIE (even on 11) will use this shim, so no biggie;
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var oauth3 = window.OAUTH3;
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var count = 0;
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function inject() {
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count += 1;
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if (count >= 100) {
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throw new Error("you forgot to include rsvp.js, methinks");
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}
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var PromiseA = window.Promise || window.ES6Promise;
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if ('undefined' !== typeof PromiseA) {
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oauth3.providePromise(PromiseA).then(function () {
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// ignore
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window.jqOauth3 = oauth3;
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}, function (err) {
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console.error(err);
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console.error("Bad Promise Implementation!");
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});
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return;
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}
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setTimeout(inject, 100);
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}
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if ('undefined' === typeof Promise) {
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// support Opera Mini and MSIE 11+ (which doesn't support <!-- [if IE]> detection)
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/* jshint ignore: start */
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document.write('<script src="bower_components/es6-promise/promise.min.js"></script>');
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/* jshint ignore: end */
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/*
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// I would have used this, but it turns out that
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// MSIE can't tell when a script has loaded
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var js = document.createElement("script");
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js.setAttribute("src", "bower_components/es6-promise/promise.js");
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js.setAttribute("type", "text/javascript");
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document.getElementsByTagName("head")[0].appendChild(js);
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*/
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}
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inject();
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function Request(opts) {
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if (!opts.method) {
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throw new Error("Developer Error: you must set method as one of 'GET', 'POST', 'DELETE', etc");
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}
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var req = {
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url: opts.url
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// Noted: jQuery 1.9 finally added 'method' as an alias of 'type'
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, method: opts.method
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// leaving type for backwards compat
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, type: opts.method
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, headers: opts.headers
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};
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// don't allow accidetal querystring via 'data'
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if (opts.data && !/get|delete/i.test(opts.method)) {
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req.data = opts.data;
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}
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// I don't trust jQuery promises...
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return new oauth3.PromiseA(function (resolve, reject) {
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$.ajax(req).then(function (data, textStatus, jqXhr) {
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var resp = {};
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Object.keys(jqXhr).forEach(function (key) {
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// particularly we have to get rid of .then
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if ('function' !== typeof jqXhr[key]) {
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resp[key] = jqXhr[key];
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}
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});
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resp.data = data;
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resp.status = textStatus;
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resp.request = jqXhr;
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resolve(resp);
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}, function (jqXhr, textStatus, errorThrown) {
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errorThrown.request = jqXhr;
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errorThrown.response = jqXhr;
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errorThrown.status = textStatus;
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reject(errorThrown);
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});
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});
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}
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oauth3.provideRequest(Request);
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}());
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