1292 function ajaxUpdateCheck(targetelement)

  1293 {

  1294   if ( !document.getElementById(targetelement) )

  1295   {

  1296     return false;

  1297   }

  1298   var target = document.getElementById(targetelement);

  1299   target.innerHTML = '';

  1300   var img = document.createElement('img');

  1301   img.src = scriptPath + '/images/loading.gif';

  1302   img.alt = 'Loading...';

  1303   target.appendChild(img);

  1304   ajaxGet(makeUrlNS('Admin', 'Home/updates.xml'), function()

  1305     {

  1306       if ( ajax.readyState == 4 )

  1307       {

  1308         var releases = new Array();

  1309         var update_available = false;

  1310         if ( ajax.responseXML == null )

  1311         {

  1312           alert("Error fetching updates list:\n" + ajax.responseText);

  1313           return false;

  1314         }

  1315         if ( ajax.responseXML.firstChild.tagName == 'enano' )

  1316         {

  1317           var enanotag = ajax.responseXML.firstChild;

  1318           for ( var i in enanotag.childNodes )

  1319           {

  1320             if ( enanotag.childNodes[i].tagName == 'error' )

  1321             {

  1322               alert(enanotag.childNodes[i].firstChild.nodeValue);

  1323             }

  1324             else if ( enanotag.childNodes[i].tagName == 'latest' )

  1325             {

  1326               // got <latest>

  1327               var latesttag = enanotag.childNodes[i];

  1328               for ( var i in latesttag.childNodes )

  1329               {

  1330                 var node = latesttag.childNodes[i];

  1331                 if ( node.tagName == 'release' )

  1332                 {

  1333                   var releasedata = new Object();

  1334                   for ( var i in node.attributes )

  1335                   {

  1336                     releasedata[node.attributes[i].nodeName] = node.attributes[i].nodeValue;

  1337                   }

  1338                   releases.push(releasedata);

  1339                 }

  1340                 else if ( node.tagName == 'haveupdates' )

  1341                 {

  1342                   update_available = true;

  1343                 }

  1344               }

  1345               break;

  1346             }

  1347           }

  1348         }

  1349         else

  1350         {

  1351           if ( window.console )

  1352             window.console.error('Invalid XML response');

  1353           return false;

  1354         }

  1355         var thediv = document.getElementById(targetelement);

  1356         thediv.innerHTML = '';

  1357         if ( !thediv )

  1358         {

  1359           if ( window.console )

  1360             window.console.error('Can\'t get the div');

  1361           return false;

  1362         }

  1363         if ( releases.length > 0 )

  1364         {

  1365           thediv.className = 'tblholder';

  1366           if ( update_available )

  1367           {

  1368             var infobox = document.createElement('div');

  1369             infobox.className = 'info-box-mini';

  1370             infobox.appendChild(document.createTextNode('An update for Enano is available.'));

  1371             infobox.style.borderWidth = '0';

  1372             infobox.style.margin = '0 0 0 0';

  1373             thediv.appendChild(infobox);

  1374           }

  1375           else

  1376           {

  1377             var infobox = document.createElement('div');

  1378             infobox.className = 'info-box-mini';

  1379             infobox.appendChild(document.createTextNode('No new updates are available.'));

  1380             infobox.style.borderWidth = '0';

  1381             infobox.style.margin = '0 0 0 0';

  1382             thediv.appendChild(infobox);

  1383           }

  1384           var table = document.createElement('table');

  1385           table.border = '0';

  1386           table.cellspacing = '1';

  1387           table.cellpadding = '4';

  1388           

  1389           var tr = document.createElement('tr');

  1390           

  1391           var td1 = document.createElement('th');

  1392           var td2 = document.createElement('th');

  1393           var td3 = document.createElement('th');

  1394           var td4 = document.createElement('th');

  1395           

  1396           td1.appendChild( document.createTextNode('Release type') );

  1397           td2.appendChild( document.createTextNode('Version') );

  1398           td3.appendChild( document.createTextNode('Code name') );

  1399           td4.appendChild( document.createTextNode('Release notes') );

  1400           

  1401           tr.appendChild(td1);

  1402           tr.appendChild(td2);

  1403           tr.appendChild(td3);

  1404           tr.appendChild(td4);

  1405             

  1406           table.appendChild(tr);

  1407           

  1408           var cls = 'row2';

  1409           

  1410           var j = 0;

  1411           for ( var i in releases )

  1412           {

  1413             j++;

  1414             if ( j > 5 )

  1415               break;

  1416             if ( update_available && j == 1 )

  1417               cls = 'row1_green';

  1418             else

  1419               cls = ( cls == 'row1' ) ? 'row2' : 'row1';

  1420             var release = releases[i];

  1421             var tr = document.createElement('tr');

  1422             window.console.debug(release);

  1423             

  1424             var td1 = document.createElement('td');

  1425             var td2 = document.createElement('td');

  1426             var td3 = document.createElement('td');

  1427             var td4 = document.createElement('td');

  1428             

  1429             td1.className = cls;

  1430             td2.className = cls;

  1431             td3.className = cls;

  1432             td4.className = cls;

  1433             

  1434             if ( release.tag )

  1435               td1.appendChild( document.createTextNode(release.tag) );

  1436             

  1437             if ( release.version )

  1438               td2.appendChild( document.createTextNode(release.version) );

  1439             

  1440             if ( release.codename )

  1441               td3.appendChild( document.createTextNode(release.codename) );

  1442             

  1443             if ( release.relnotes )

  1444             {

  1445               var a = document.createElement('a');

  1446               a.href = release.relnotes;

  1447               a.appendChild(document.createTextNode('View'));

  1448               td4.appendChild( a );

  1449             }

  1450             

  1451             tr.appendChild(td1);

  1452             tr.appendChild(td2);

  1453             tr.appendChild(td3);

  1454             tr.appendChild(td4);

  1455             

  1456             table.appendChild(tr);

  1457           }

  1458           thediv.appendChild(table);

  1459         }

  1460         else

  1461         {

  1462           thediv.appendChild(document.createTextNode('No releases available.'));

  1463         }

  1464       }

  1465     });

  1466 }

  1467