https://directvigneron.lesgrappes.com/workers/others-data-worke.js

1onconnect = function(e) {
2   var port = e.ports[0];
3
4   port.onmessage = function(e) {
5	   var requrl = e.data.requestUrl;
6	   var reqHeaders = e.data.requestHeaders;
7
8	   if ( e.data.reason == 'doRequest' ) {
9		   doRequest( port, requrl, reqHeaders );
10	   }
11   };
12};
13
14function deliverResponseOntoPort( workerPort, reqUrl, status, data ) {
15	workerPort.postMessage({
16		workerFinalStatus: status,
17		workerFinalData: data,
18		requestUrl: reqUrl
19	});
20}
21
22function doRequest( workerPort, reqUrl, reqHeaders ) {
23	var xhr = new XMLHttpRequest();
24	
25	xhr.onload = function() {
26		var resData = null;
27		
28		try {
29			resData = JSON.parse( xhr.responseText );
30		} catch (error) {
31			deliverResponseOntoPort( workerPort, reqUrl, 500 );
32			
33			return;
34		}
35		
36		deliverResponseOntoPort( workerPort, reqUrl, 200, resData );
37	};
38	
39	xhr.onerror = function(e) {
40		deliverResponseOntoPort( workerPort, reqUrl, xhr.status );
41	};
42	
43	xhr.open('GET', reqUrl, true);
44	
45	if ( reqHeaders ) {
46		var headerValue;
47		
48		for ( var p in reqHeaders ) {
49			headerValue = reqHeaders[p];
50			
51			if ( headerValue ) {
52				xhr.setRequestHeader( p, headerValue);
53			}
54		}
55	}
56	
57	xhr.send();
58}