Участник:Js/lastedited.js

$(showLastEditTime);

function showLastEditTime(){
 var lastmod, current, suffix = '';
 //var cached = document.body.innerHTML.match(/and timestamp (\d+) -->/)
 //if (cached) cached = cached[1]
 if (lastmod = document.getElementById('lastmod')){
   lastmod = parseSigStamp(lastmod.innerHTML.match(/\d[^.]+/)[0]);
   current = new Date();
   if (window.myTZOffset) current.setHours(current.getHours()-myTZOffset);
 }else if (mw.config.get('wgAction') == 'edit' && document.editform){
   lastmod = parseTimestamp(document.editform.wpEdittime.value);
   current = parseTimestamp(document.editform.wpStarttime.value);
   suffix = ' (UTC)';
 } else return;
 //var ss, mm, hh, dd, msg = ''
 var ss = (current - lastmod)/1000;
 var mm = Math.floor(ss/60);
 var hh = Math.floor(mm/60); mm = mm % 60;
 var dd = Math.floor(hh/24); hh = hh % 24;
 if (dd>10) hh = 0;
 var msg = ' <span style="color:gray; font-size:80%; padding-left:10px"';
  +' title="last edited: ' + showDate(lastmod) + suffix + '">( ';
 if (dd) msg += (dd? dd + 'd ' :'') + (hh && (dd<10) ? hh + 'h' :'');
 else msg +='<span style="color:#333333">' + hh + ':' + zz(mm) + '</span>';
  //+ '&nbsp;&nbsp;' + document.lastModified 
 document.getElementById('siteSub').innerHTML += msg + ' )</span>';
}


function parseSigStamp(stamp){ // '05:53, 7 марта 2007' -> date
 var s = stamp.split(' ');
 var d = new Date();
 var month_name = s[2].substring(0,3).toLowerCase();
 var month = 'янвфевмарапрмаяиюниюлавгсеноктноядек'.indexOf(month_name);
 if (month == -1) month = 'janfebmaraprmayjunjulaugsepoctnovdec'.indexOf(month_name);
 if (month == -1) return null;
 d.setYear(s[3]);
 d.setMonth(month/3);
 d.setDate(s[1]);
 d.setHours(s[0].substring(0,2));
 d.setMinutes(s[0].substring(3,5));
 return d;
}

function parseTimestamp(ts){ //20071226220605 -> date
 var d = new Date();
 d.setYear(ts.substring(0,4));
 d.setMonth(ts.substring(4,6)-1);
 d.setDate(ts.substring(6,8));
 d.setHours(ts.substring(8,10));
 d.setMinutes(ts.substring(10,12));
 d.setSeconds(ts.substring(12,14));
 return d;
}

function showDate(d){ //Date -> 
 return zz(d.getHours())+':'+zz(d.getMinutes()) + ', ' + d.getDate() + ' '
 +'JanFebMarAprMayJunJulAugSepOctNovDec'.substr(d.getMonth()*3, 3)
 + ' ' + d.getFullYear();
}
function zz(n){
 return n<10 ? '0'+n : n;
}