User:Ais523/watchlistnotifier.js

/* Watchlist notifier (User:Ais523/watchlistnotifier.js); displays a message every time a watched page changes. */

//

var wmwpajax;
// From WP:US mainpage (wpajax renamed to wmwpajax)
wmwpajax={
download:function(bundle) {
// mandatory: bundle.url
// optional:  bundle.onSuccess (xmlhttprequest, bundle)
// optional:  bundle.onFailure (xmlhttprequest, bundle)
// optional:  bundle.otherStuff OK too, passed to onSuccess and onFailure
var x = window.XMLHttpRequest ? new XMLHttpRequest()
: window.ActiveXObject ? new ActiveXObject("Microsoft.XMLHTTP")
: false;
if (x) {
x.onreadystatechange=function() {
x.readyState==4 && wmwpajax.downloadComplete(x,bundle);
};
x.open("GET",bundle.url,true);
x.send(null);
}
return x;
},
downloadComplete:function(x,bundle) {
x.status==200 && ( bundle.onSuccess && bundle.onSuccess(x,bundle) || true )
|| ( bundle.onFailure && bundle.onFailure(x,bundle) || alert(x.statusText+': '+bundle.url));
}
};
// Example:
// function dlComplete(xmlreq, data) {
//      alert(data.message + xmlreq.responseText);
// }
//  wmwpajax.download({url:'http://en.wikipedia.org/w/index.php?title=Thresher&action=raw',
//                   onSuccess: dlComplete, message: "Here's what we got:\n\n" });
// End of WP:US quote
function wmWatchEditFound(xmlreq, data) {
var watchrev, watchsum, watchrevold, watchpage, junk;
if(xmlreq.responseText.indexOf('revid=')==-1)
{
document.getElementById('mw-content-subtitle').innerHTML+=
"
(watchlistnotifier can't determine whether a "+

"watched page has changed)
";

return;
}
watchrev=xmlreq.responseText.split('revid="')[1].split('"')[0];
try
{
watchrevold=document.cookie.split('ais523wmwatchrev=')[1].split('.')[0];
}
catch(junk) {watchrevold=0;}
if( mw.config.get('wgPageName') == "Special:Watchlist")
{
document.cookie="ais523wmwatchrev="+watchrev+".; path=/";
var aas=document.getElementById('bodyContent').getElementsByTagName('a');
var i=aas.length;
while(i--)
{
if(aas[i].href.indexOf('diff=')!=-1&&watchrevold)
if(+(aas[i].href.split('diff=')[1].split('&')[0])>watchrevold)
aas[i].parentNode.style.fontWeight='bold';
}
}
else
{
watchsum=xmlreq.responseText.split('comment="')[1].split('"')[0];
watchpage=xmlreq.responseText.split('title="')[1].split('"')[0];
watchuser=xmlreq.responseText.split('user="')[1].split('"')[0];
watchsum=watchsum.split('<').join('<').split('>').join('>');
watchpage=watchpage.split('<').join('<').split('>').join('>');
watchuser=watchuser.split('<').join('<').split('>').join('>');
if(watchrev!=watchrevold)
document.getElementById('mw-content-subtitle').innerHTML+=
"
\""+watchpage+'" changed by '+

watchuser+': "'+watchsum+
'". (watchlist)
';

}
}
$(function() {
/* Find the top item in the watchlist, and its edit summary. We only need one item, so
set the limit to 1 to ease the load on the server. */
wmwpajax.download({url: mw.config.get('wgScriptPath') + '/api.php?action=query&list=watchlist&wllimit=1&'+
'wlexcludeuser='+mw.config.get('wgUserName')+
'&wldir=older&format=xml&wlprop=comment|ids|title|user', onSuccess: wmWatchEditFound, onFailure: function(){}});
});
//