+import params from "../parameters"; //for server URL
+
+// TODO: replace by fetch API ?
+// https://www.sitepoint.com/xmlhttprequest-vs-the-fetch-api-whats-best-for-ajax-in-2019/
+
// From JSON (encoded string values!) to "arg1=...&arg2=..."
function toQueryString(data)
{
xhr.onreadystatechange = function() {
if (this.readyState == 4 && this.status == 200)
{
+ let res_json = "";
try {
- let res_json = JSON.parse(xhr.responseText);
- if (!res_json.errmsg)
- success(res_json);
- else
- error(res_json.errmsg);
- } catch (e) {
+ res_json = JSON.parse(xhr.responseText);
+ } catch (e) {
// Plain text (e.g. for rules retrieval)
- success(xhr.responseText);
- }
+ return success(xhr.responseText);
+ }
+ if (!res_json.errmsg)
+ success(res_json);
+ else
+ error(res_json.errmsg);
}
};
// Append query params to URL
url += "/?" + toQueryString(data);
}
- xhr.open(method, url, true);
+ xhr.open(method, params.serverUrl + url, true);
xhr.setRequestHeader('X-Requested-With', "XMLHttpRequest");
- if (["POST","PUT"].includes(method))
+ // Next line to allow cross-domain cookies in dev mode (TODO: if...)
+ if (params.cors)
+ xhr.withCredentials = true;
+ if (["POST","PUT"].includes(method))
{
xhr.setRequestHeader("Content-Type", "application/json;charset=UTF-8");
xhr.send(JSON.stringify(data));