User:HefnerHarperHall/common.js

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//<source lang="javascript">

$(function(){
  if (location.href.indexOf('Special:Watchlist') == -1) return; //Are we on a watchlist?
  //days = document.getElementById('bodyContent').getElementsByTagName('ul');
  days = document.evaluate( //Hell knows how it works - found in "Dive into Greasemonkey"
    "//ul[@class='special']",
    document,
    null,
    XPathResult.UNORDERED_NODE_SNAPSHOT_TYPE,
    null);
  for (d = 0; d < days.snapshotLength; d++) { //For each day
    day = days.snapshotItem(d);
    newday = document.createElement('ul'); //This will replace the old listing
    while ((diffs = day.getElementsByTagName('li')).length > 0) { //Are there any diffs left?
      //Try to extract the namespace
      As = diffs[0].getElementsByTagName('a');
      if (As[0].innerHTML == 'diff')
        pagename = As[2].innerHTML;
      else
        pagename = As[1].innerHTML;
      if (pagename.indexOf(':') == -1)
        namespace = 'Main';
      else
        namespace = pagename.split(':')[0]; //This will fail for articles which contain ":" in name
      hdrs = newday.getElementsByTagName('h5'); //Get the list of namespace headers
      hdr = null;
      for (j=0; j<hdrs.length; j++) //Find the header
        if (hdrs[j].innerHTML==namespace) {
          hdr = hdrs[j]; break;
        }
      if (hdr==null) { //Not found? Make a new one!
        hdr = document.createElement('h5');
        hdr.innerHTML = namespace;
        newday.appendChild(hdr);
        namespacesub = document.createElement('ul');
        namespacesub.className = "special";
        newday.appendChild(namespacesub);
      }
      hdr.nextSibling.appendChild(diffs[0]); //Move the diff
    }
    newday.appendChild(document.createElement('hr')); //For readablility
    day.parentNode.replaceChild(newday,day);
  }
});

//</source>[[Category:Wikipedia scripts|watchlistSorter]]