User:Jon513'sSlave/monobook.js

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if (wgNamespaceNumber ==0)
addOnloadHook(function(){
 
//create object to store all values
var allInfo=new Object();
//create element to display rating
 var ratingArea= document.createElement("span");
//feedHandler to keep track of when feed finish
var feedHandler=[0,0];
//title to use in query 
var escapedTitle=escape(wgTitle);
 
 
//helper function to tell when all feeds finish and direct to error or process data
function constantlyCheckFeeds()
{
  var completed=true;
  var error=false;
  for(i in feedHandler)
  {
      if (feedHandler[i]== -1) error=true;
      if (feedHandler[i]== 0) completed=false;
  }
 
  if (error)
  {
    error();
  }else if(completed)
  {
    processData();
  }else
  {
    setTimeout(constantlyCheckFeeds, 500);
  }
 
}
function error()
{
   ratingArea.innerHTML="error retrieving data";
}
function processData()
{
try{
var toDisplay="";
toDisplay+="there are "+allInfo.categories.length+" categories on the page <br />" ;
toDisplay+="there are "+allInfo.templates.length+" templates on the page <br />" ;
toDisplay+="there are "+allInfo.images.length+" images on the page <br />" ;
toDisplay+="there are "+allInfo.extlinks.length+" external links on the page <br />" ;
toDisplay+="there are "+allInfo.links.length+" interwiki links on the page <br />" ;
toDisplay+="the article is "+allInfo.lengthInBytes+" bytes long <br />" ;
toDisplay+="it was last edited on "+allInfo.dateOfLastTouched+"<br />" ;
toDisplay+="the copyright is "+allInfo.copyright+"!";
           ratingArea.innerHTML=toDisplay;
}catch (e)
{
ratingArea.innerHTML="ERROR! ("+e.message+")";
}
 
 
}
 
 
//position element correctly
 document.getElementById("content").insertBefore( ratingArea, document.getElementsByTagName("h1")[0]);
 ratingArea.innerHTML="Loading...";
  ratingArea.style.position='absolute';
  ratingArea.style.right='10px';
  ratingArea.style.marginRight = '25px';
 
//request Page info
 
  var req = null; 
 
  if(window.XMLHttpRequest)
    req = new XMLHttpRequest(); 
  else if (window.ActiveXObject)
    req  = new ActiveXObject(Microsoft.XMLHTTP); 
 
  req.onreadystatechange = function()
  { 
   if(req.readyState == 4)
    {
      if(req.status == 200)
    {
           ratingArea.innerHTML+="feed One received...";
       var PageInfo= eval('(' + req.responseText + ')');
 
allInfo.categories=PageInfo["query"]["pages"][wgArticleId]["categories"];
allInfo.templates=PageInfo["query"]["pages"][wgArticleId]["templates"];
allInfo.images=PageInfo["query"]["pages"][wgArticleId]["images"];
allInfo.extlinks=PageInfo["query"]["pages"][wgArticleId]["extlinks"];
allInfo.links=PageInfo["query"]["pages"][wgArticleId]["links"];
allInfo.lengthInBytes=PageInfo["query"]["pages"][wgArticleId]["length"];
allInfo.dateOfLastTouched=PageInfo["query"]["pages"][wgArticleId]["touched"];
 
            feedHandler[0]=1;
    }	
    else	
    {
      ratingArea.innerHTML="Error: returned status code " + req.status + " " + req.statusText;
            feedHandler[0]=-1;
     }	
  } 
}; 
 
 
req.open("GET", "http://en.wikipedia.org/w/api.php?action=query&titles="+escapedTitle+"&prop=categories|templates|images|langlinks|extlinks|links|revisions|info&format=json&rvdir=newer&rvlimit=1", true); 
req.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
req.send(null);
 
//request processing creteria
 
  var req2 = null; 
  if(window.XMLHttpRequest)
    req2 = new XMLHttpRequest(); 
  else if (window.ActiveXObject)
    req2  = new ActiveXObject(Microsoft.XMLHTTP); 
 
  req2.onreadystatechange = function()
  { 
   if(req2.readyState == 4)
    {
      if(req2.status == 200)
    {
          ratingArea.innerHTML+="feed Two received...";
          var SiteInfo= eval('(' + req2.responseText + ')')
          allInfo.copyright=SiteInfo["query"]["general"]["rights"];
          feedHandler[1]=1;
    }	
    else	
    {
      ratingArea.innerHTML="Error: returned status code " + req2.status + " " + req2.statusText;
          feedHandler[1]=-1;
     }	
  } 
}; 
 
req2.open("GET", "http://en.wikipedia.org/w/api.php?action=query&meta=siteinfo&format=json", true); 
req2.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
req2.send(null);
 
 
constantlyCheckFeeds();
 
 
 
 });