48 lines
1.5 KiB
JavaScript
48 lines
1.5 KiB
JavaScript
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// the following is snippet from http://stackoverflow.com/a/18078705
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// I changed a few things though
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var ajax = {};
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ajax.x = function () { return new XMLHttpRequest(); }; // "no one uses IE6"
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ajax.send = function (url, callback, errorCallback, method, data, async) {
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if (async === undefined) async = true;
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var x = ajax.x();
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x.open(method, url, async);
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x.onreadystatechange = function () {
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if (x.readyState == XMLHttpRequest.DONE) {
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if (x.status == 200)
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callback(x.responseText);
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else
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errorCallback(x);
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}
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};
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if (method == 'POST') {
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x.setRequestHeader('Content-type', 'application/x-www-form-urlencoded');
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}
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x.send(data)
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};
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ajax.get = function (url, data, callback, errorCallback, async) {
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var query = [];
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for (var key in data) {
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query.push(encodeURIComponent(key) + '=' + encodeURIComponent(data[key]));
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}
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ajax.send(url + (query.length ? '?' + query.join('&') : ''), callback, errorCallback, 'GET', null, async)
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};
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ajax.post = function (url, data, callback, errorCallback, async) {
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var query = [];
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for (var key in data) {
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query.push(encodeURIComponent(key) + '=' + encodeURIComponent(data[key]));
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}
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ajax.send(url, callback, errorCallback, 'POST', query.join('&'), async)
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};
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ajax.getAndParseJson = function (url, data, callback) {
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ajax.get(
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url, data,
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function (responseText) { callback(JSON.parse(responseText)); },
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function (x) { console.log("error: " + x.status); }
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);
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};
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