65 lines
1.5 KiB
JavaScript
65 lines
1.5 KiB
JavaScript
// Copyright (c) 2015 Yannic ARNOUX
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// Create the XHR object.
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function stacosys_get_cors_request(method, url) {
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var xhr = new XMLHttpRequest();
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if ("withCredentials" in xhr) {
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// XHR for Chrome/Firefox/Opera/Safari.
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xhr.open(method, url, true);
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} else if (typeof XDomainRequest != "undefined") {
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// XDomainRequest for IE.
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xhr = new XDomainRequest();
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xhr.open(method, url);
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} else {
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// CORS not supported.
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xhr = null;
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}
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return xhr;
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}
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function stacosys_count(callback) {
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var url = STACOSYS_URL + '/comments/count?token=' + STACOSYS_TOKEN + '&url=' + STACOSYS_PAGE;
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var xhr = stacosys_get_cors_request('GET', url);
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if (!xhr) {
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console.log('CORS not supported');
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callback(0);
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return;
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}
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// Response handlers.
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xhr.onload = function() {
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var jsonResponse = JSON.parse(xhr.responseText);
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var count = jsonResponse.count;
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callback(count);
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};
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xhr.onerror = function() {
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console.log('Woops, there was an error making the request.');
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callback(0);
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};
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xhr.send();
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}
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function stacosys_load(callback) {
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var url = STACOSYS_URL + '/comments?token=' + STACOSYS_TOKEN + '&url=' + STACOSYS_PAGE;
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var xhr = stacosys_get_cors_request('GET', url);
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if (!xhr) {
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console.log('CORS not supported');
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return;
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}
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// Response handlers.
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xhr.onload = function() {
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var jsonResponse = JSON.parse(xhr.responseText);
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callback(jsonResponse);
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};
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xhr.onerror = function() {
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alert('Woops, there was an error making the request.');
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};
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xhr.send();
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}
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