// For description, see [[User:Mr.Z-man/rollbackSummary]]
// This script copied from [[User:Mr.Z-man/rollbackSummary.js]] for replacement of deprecated functions; nearly all credit goes to Mr.Z-man

$.when( mw.loader.using('mediawiki.util'), $.ready).then(function(){
  if ($(".mw-rollback-link").length > 0) {
    var link = mw.util.addPortletLink('p-cactions', '', "rollback summary", "ca-rollbacksummary", "Set rollback link edit summary");
    $(link).find('a').click( setRollbackSummary );
  }});
function setRollbackSummary(event) {
	event.preventDefault();
	var i;
    var summary = prompt("Change the default rollback summary for rollback links on this page to:", "");
  if (!summary) {
    for (i in document.links) {
      if (document.links[i].href.indexOf('summary=') != -1) {
        document.links[i].href = document.links[i].href.substring(0, document.links[i].href.indexOf('summary=')-1);
      }
    }
  }
  else {
  summary = "&summary=" + encodeURIComponent(summary);
    for ( i in document.links) {
      if (document.links[i].href.indexOf('action=rollback') != -1) {
        document.links[i].href += summary;
      }
    }
  }
}