/*
 * Documentation: This script adds a link to the personal tools
 * with information about the latest Help desk post.
 * Clicking the tab will show the latest Help desk diff. 
 *
 *
 * This script is based on the script
 *
 * http://no.wikipedia.org/wiki/MediaWiki:Gadget-HurtigSlett.js
 *
 * In this script, the query string and links are modified to check the Help desk revision info.
 * In the function names, 'qd' is replaced with 'helpdesk'.
 *
 * An unused function (function displayQuickDelete()) is removed from this script.
 * 
 */







/* Memo to self, den som skal sjekkes mot er denne */
/* http://no.wikipedia.org/w/api.php?action=query&list=categorymembers&cmtitle=Kategori:Sider%20som%20er%20foresl%E5tt%20raskt%20slettet&format=xml */
 
/* Vi har to mulige valg å legge denne på: */
/* <div id="p-cactions" class="portlet"> <-- Brukerside, diskusjon, overvåk, etc. */
/* <div class="portlet" id="p-personal"> <-- Brukernavn, min diskusjonsside, innstillinger, etc. */


/* (function displayQuickDelete() removed) */




 
/* init ajax */
function helpdesk_create_request() {

  try {
    helpdesk_http = new XMLHttpRequest();
 
  } catch (e) {
    try {
      helpdesk_http = new ActiveXObject("Msxml2.XMLHTTP");
    } catch (e) {
      try {
        helpdesk_http = new ActiveXObject("Microsoft.XMLHTTP");
      } catch (e) {
        alert("Your browser does not support AJAX!");
        return false;
      }
    }
  }
 
  helpdesk_http.onreadystatechange = function() {
    if(helpdesk_http.readyState == 4) helpdesk_ajax_response();}
 
  return true;
}
 

/* make a request */
function helpdesk_ajax_request() {
  var api_link = mw.config.get('wgServer') + mw.config.get('wgScriptPath') + '/api.php?action=query&prop=revisions&titles=Wikipedia:Help%20desk&format=xml';
  if (helpdesk_create_request () == false) {
     return;
  }
 
  // Then make the request
  helpdesk_http.open("GET", api_link, true);
  helpdesk_http.send(null);
}



/* we have received a response */
function helpdesk_ajax_response() {


  var refresh_time = 60;
  var link = mw.config.get('wgServer') + mw.config.get('wgScript') + '?title=Wikipedia:Help_desk&diff=cur';
  var items = helpdesk_http.responseXML.getElementsByTagName('rev')[0].getAttribute('comment');
  var user = helpdesk_http.responseXML.getElementsByTagName('rev')[0].getAttribute('user');
  //items.length;

  var aNode = document.createElement('a');
  var liNode = document.createElement('li');
 
  aNode.appendChild(document.createTextNode('Latest Help desk post (by ' + user + ')' + (items.length>0?': ':'') + items));
  aNode.setAttribute('href', link);
  aNode.setAttribute('id', 'pt-helpdesk');
  liNode.appendChild(aNode);
  liNode.className='plainlinks';
  document.getElementById('p-personal').getElementsByTagName('ul')[0].insertBefore(liNode, document.getElementById('p-personal').getElementsByTagName('ul')[0].getElementsByTagName('li')[0]);
 

 
  /* Repeat */
  /* Actually, I think we should not repeat, check if it is updated on page refresh, and if that is enough */
//  setTimeout("helpdesk_ajax_request()", refresh_time * 1000);
}

$(helpdesk_ajax_request);