/****************************************** Public variables *************************************************/
var debug_controller = false;
var files = new Array();
var progressBar;

  if (document.all)
 {
  navigator.userAgent.toLowerCase().indexOf('msie 5') != -1 ? is_ie5 = true : is_ie5 = false;
  is_ie = true;
  is_moz1_6 = false;
  is_mozilla = false;
  is_ns4 = false;
 }
 else if (document.getElementById)
 {
  navigator.userAgent.toLowerCase().match('mozilla.*rv[:]1\.6.*gecko') ? is_moz1_6 = true : is_moz1_6 = false;
  is_ie = false;
  is_ie5 = false;
  is_mozilla = true;
  is_ns4 = false;
 }
 else if (document.layers)
 {
  is_ie = false;
  is_ie5 = false
  is_moz1_6 = false;
  is_mozilla = false;
  is_ns4 = true;
 } 

/****************************************** Connector Class *************************************************/
 // Constructor
 function cConnector()
 {
  this.requests = new Array();
  this.oxmlhttp = null;
  this.isVisibleBar = false;
  this.tid = 0;
  this.progressBar = null;
  this.oldX = 0;
  this.oldY = 0;
 }
 
 cConnector.prototype.buildBar = function()
  {   
   div = document.getElementById('divProgressBar');
  
   if(! div) {            
    div = document.createElement("DIV");
    div.style.visibility = "hidden";  
//    div.style.left = "0px";
    div.id = 'divProgressBar';
    div.align = "center";
    div.innerHTML = '&nbsp;&nbsp;<font face="Verdana" size="2" color="WHITE">'+document.getElementById('txt_loading').value+'...</font>&nbsp;';
    div.style.background = "#cc4444";
    div.style.position = "absolute";    
    document.body.appendChild(div);                
    div = document.getElementById('divProgressBar');    
    
    if(is_ie) 
     document.body.insertAdjacentHTML("beforeEnd", '<iframe id="divBlank" src="about:blank" style="position:absolute; visibility:hidden" scrolling="no" frameborder="0"></iframe>');
    
    this.initScroll('null','divProgressBar', 0, 0);            

    if(debug_controller) {
     div = document.createElement("DIV");
     div.style.width = "800px";
     div.style.height= "400px";
     div.id = "debug_controller";
     div.align='right';
     document.body.appendChild(div);                
    }
   }        
 } 
//------------------------------------ BEGIN: Functions for Connector HTTPRequest  -------------------------------------------------// 
 // Serialize Data Method
 cConnector.prototype.serialize = function(data)
 { var _thisObject = this;  
  var f = function(data)
  {
   var str_data;
 
   if (data == null || 
    (typeof(data) == 'string' && data == ''))
   {
    str_data = 'N;';
   }
 
   else switch(typeof(data))
   {
    case 'object':
     var arrayCount = 0;
 
     str_data = '';
 
     for (i in data)
     {
      if (i == 'length')
      {
       continue;
      }
      
      arrayCount++;
      switch (typeof(i))
      {
       case 'number':
        str_data += 'i:' + i + ';' + _thisObject.serialize(data[i]);
        break;
 
       case 'string':
        str_data += 's:' + i.length + ':"' + i + '";' + _thisObject.serialize(data[i]);
        break;
 
       default:
        showMessage(Element('cc_msg_err_serialize_data_unknown').value);
        break;
      }
     }
 
     if (!arrayCount)
     {
      str_data = 'N;'; 
     }
     else
     {
      str_data = 'a:' + arrayCount + ':{' + str_data + '}';
     }
     
     break;
   
    case 'string':
     str_data = 's:' + data.length + ':"' + data + '";';
     break;
     
    case 'number':
     str_data = 'i:' + data + ';';
     break;
 
    case 'boolean':
     str_data = 'b:' + (data ? '1' : '0') + ';';
     break;
 
    default:
     showMessage(Element('cc_msg_err_serialize_data_unknown').value);
     return null;
   }
 
   return str_data;
  }
 
  var sdata = f(data);
  return sdata;
 }
 cConnector.prototype.matchBracket = function(strG, iniPosG)
 {
  _thisObject = this;
  var f = function (str, iniPos)
  {
   var nOpen, nClose = iniPos;
  
   do 
   {
    nOpen = str.indexOf('{', nClose+1);
    nClose = str.indexOf('}', nClose+1);

    if (nOpen == -1)
    {
     return nClose;
    }
   
    if (nOpen < nClose )
    {
     nClose = _thisObject.matchBracket(str, nOpen);
    }
   
   } while (nOpen < nClose);

   return nClose;
  }

  return f(strG, iniPosG);
 }
 
  
 //Unserialize Data Method
 cConnector.prototype.unserialize = function(str)
 {
  
  _thisObject = this;
  
  var f = function (str)
  {
   switch (str.charAt(0))
   {
    case 'a':
     
     var data = new Array();
     var n = parseInt( str.substring( str.indexOf(':')+1, str.indexOf(':',2) ) );
     var arrayContent = str.substring(str.indexOf('{')+1, str.lastIndexOf('}'));
    
     for (var i = 0; i < n; i++)
     {
      var pos = 0;
 
      /* Process Index */
      var indexStr = arrayContent.substr(pos, arrayContent.indexOf(';')+1);
      var index = _thisObject.unserialize(indexStr);
      pos = arrayContent.indexOf(';', pos)+1;
      
      /* Process Content */
      var part = null;
      switch (arrayContent.charAt(pos))
      {
       case 'a':
        var pos_ = _thisObject.matchBracket(arrayContent, arrayContent.indexOf('{', pos))+1;
        part = arrayContent.substring(pos, pos_);
        pos = pos_;
        data[index] = _thisObject.unserialize(part);
        break;
      
       case 's':
        var pval = arrayContent.indexOf(':', pos+2);
        var val  = parseInt(arrayContent.substring(pos+2, pval));
        pos = pval + val + 4;
        data[index] = arrayContent.substr(pval+2, val);
        break;
 
       default:
        part = arrayContent.substring(pos, arrayContent.indexOf(';', pos)+1);
        pos = arrayContent.indexOf(';', pos)+1;
        data[index] = _thisObject.unserialize(part);
        break;
      }
      arrayContent = arrayContent.substr(pos);
     }
     break;
     
    case 's':
     var pos = str.indexOf(':', 2);
     var val = parseInt(str.substring(2,pos));
     var data = str.substr(pos+2, val);
     str = str.substr(pos + 4 + val);
     break;
 
    case 'i':
    case 'd':
     var pos = str.indexOf(';');
     var data = parseInt(str.substring(2,pos));
     str = str.substr(pos + 1);
     break;
    
    case 'N':
     var data = null;
     str = str.substr(str.indexOf(';') + 1);
     break;
 
    case 'b':
     var data = str.charAt(2) == '1' ? true : false;
     break;
   }
   
   return data;
  }
 
  return f(str);
 }

 //Create XMLHTTP object Method
 cConnector.prototype.createXMLHTTP = function ()
 { 
  try
  { 
   this.oxmlhttp = new XMLHttpRequest();
   this.oxmlhttp.overrideMimeType('text/xml');
  }
  catch (e)
  { 
   try
   {
    this.oxmlhttp = new ActiveXObject('Msxml2.XMLHTTP');
   }
   catch (e1)
   { 
    try
    {
     this.oxmlhttp = new ActiveXObject('Microsoft.XMLHTTP');
    }
    catch (e2)
    {
     this.oxmlhttp = null;
    }
   }
  }
 
 }
 
 // Request Constructor Connector 
 cConnector.prototype.newRequest = function (id, target, method, handler, data)
 {    
  
  if (this.requests[id]) {
   return false;
  }
 
  this.createXMLHTTP();
  var oxmlhttp = this.oxmlhttp;
  var _thisObject = this;  
  
  if (! oxmlhttp)  
   return false;
    
  this.requests[id] = oxmlhttp;
  this.buildBar();  
  this.showProgressBar();
  
  var sub_handler = function ()
  {   
   var progressBar = _thisObject.progressBar;
   
   try
   {
    if (oxmlhttp.readyState == 4 )
    {
     
     switch (oxmlhttp.status)
     {
      
      case 200:
       if (typeof(handler) == 'function')
       {                
        _thisObject.hideProgressBar();                
        var data = _thisObject.unserialize(oxmlhttp.responseText);
        
        if(debug_controller) {
         document.getElementById("debug_controller").innerHTML += oxmlhttp.responseText;
         document.getElementById("debug_controller").innerHTML += "<br>-------------------------------------------------------------------------------------<br>";
        }
        handler(data);
        delete _thisObject.requests[id];        
        _thisObject.requests[id] = null;
       }

       break;

      case 404:
       
       alert('Page Not Found!');
       break;

      default:            
     }
    }
   }
   catch (e)
   {   
    _thisObject.hideProgressBar();
    alert(e+"\n"+oxmlhttp.responseText);
   }
      
  }

  try
  { 
   
   if (method == '' || method == 'GET')
   {
    oxmlhttp.open("GET",target,true);
    if (typeof(handler) == 'function')
    { 
     oxmlhttp.onreadystatechange =  sub_handler;     
     oxmlhttp.send(null);     
    }  
    
   }
   else if (method == 'POST')
   {
    oxmlhttp.open("POST",target, true);
    oxmlhttp.setRequestHeader('Content-Type','application/x-www-form-urlencoded');
    if (typeof(handler) == 'function')
    {
     oxmlhttp.onreadystatechange = sub_handler;
     oxmlhttp.send(data);
    }    
    
   }
  }
  catch(e)
  { 
   _thisObject.hideProgressBar();
   alert(e);   
  }
      
  return true;
 }
 // Cancel Request Connector
 cConnector.prototype.cancelRequest = function (id)
 {
  if (!this.requests[id])
  {
   return false;
  }

  this.requests[id].abort();
 }
//------------------------------------  END: Functions for Connector HTTPRequest  -------------------------------------------------//

// ----------------------------------- BEGIN: Functions for build Bar Progress ---------------------------------------------------------//

 cConnector.prototype.scrollDiv = function (divIdBlank, divIdExport, xHome, yHome)
 {
  var divExport = document.getElementById(divIdExport);
  
  var yPos = is_ie ? document.body.scrollTop  : window.pageYOffset; 
  var xPos = is_ie ? document.body.scrollLeft : window.pageXOffset;
  
  if(divIdBlank != 'null')
   var divBlank   = document.getElementById(divIdBlank);
  
    if (yPos != this.oldY) {
   this.oldY = this.resetXY(divExport.style, false, yPos, yHome);
   if(divIdBlank != 'null') this.oldY = this.resetXY(divBlank.style, false, yPos, yHome);
    }
     
  if(is_ie)
   xHome = document.body.clientWidth  - 103;
  else 
   xHome = window.innerWidth - 120;
      
  this.oldX = this.resetXY(divExport.style, true,  xPos, xHome);
  
  if(divIdBlank != 'null') this.oldX = this.resetXY(divBlank.style, true,  xPos, xHome);
 }
 
 cConnector.prototype.resetXY = function (divObj, isX, xyVal, xyOffset)
 { 
/*  if (isX)  divObj.left =  xyOffset + xyVal;
    else  divObj.top  = xyOffset + xyVal; */
    return xyVal;
 }
  
 cConnector.prototype.initScroll= function(divIdBlank, divIdExport, xHome, yHome)   
 {
   this.scrollDiv(divIdBlank, divIdExport, xHome, yHome);
   _thisObject = this;
  setTimeout("_thisObject.initScroll('"+ divIdBlank+ "','"+ divIdExport+ "',"+xHome+","+ yHome+")", 1);
 }

  
 cConnector.prototype.hideProgressBar = function ()
 {
  div = document.getElementById('divProgressBar');
  div.style.visibility = 'hidden';
 
  if(is_ie) {
   divB = document.getElementById('divBlank'); 
   divB.style.visibility = 'hidden';
  }
  this.isVisibleBar = false;
 }
 
 cConnector.prototype.showProgressBar = function(){
   
  var widthB  = 103;
  var heightB = "20px";
  var y = (document.all ) ? document.body.scrollTop  : window.pageYOffset; 
  var x = 0;
  div = document.getElementById('divProgressBar');  
  if(is_ie) {
    x =  document.body.clientWidth  - widthB;
  }
  else {
    x =  document.innerWidth  - widthB;
  }
  div.style.height = heightB;
  div.style.width = widthB;
  div.style.top = y;
//  div.style.left = x;   
  div.style.visibility = 'visible';   

  this.isVisibleBar = true;
 }
//------------------------------------  END: Functions for Progress Bar  -------------------------------------------------//



 // Default Controller File
 var DEFAULT_URL = './modulo/AjaXcontroller.php?action=';
 // connector object
 var connector = new cConnector();
 var isExecuteForm = false;
 var id = null;

 //  Function executes AJAX
 //  cExecute (url, handler, params)
 // url: 'module.class.method'
 //  handle: function handle() receive response.
 //  params: parameters for POST method
 // form: form element (for upload files) 
 function cExecute(url, handler, params, form) {
  isExecuteForm = false;
  if(form) {
   cExecuteForm(url, form);
   return;
  }
  
  url = DEFAULT_URL + url;
  if(params)   
   method = "POST";
     
   else 
   method = "GET";
    
   id = url;
  connector.newRequest(id, url, method, handler, params);
 }
 
 // This function executes submit values to Controller (POST)
 // The return is void.
 //  cExecuteForm (url, form)
 // url: 'module.class.method'
 // form: form element (for upload files) 
 function cExecuteForm(url, form, handler){
  connector.buildBar();
  isExecuteForm = true;
  connector.showProgressBar();
  if(! (divUpload = document.getElementById('divUpload'))) {
   divUpload  = document.createElement('DIV');  
   divUpload.id = 'divUpload';
   document.body.appendChild(divUpload);
  }

  if(! (el = document.getElementById('_action'))) {   
   el   = document.createElement('input');
   el.type = 'hidden';
   el.id  = '_action'; 
   el.name = '_action';
   form.appendChild(el);
  }

  if(countFiles) {   
   el   = document.createElement('input');
   el.type = 'hidden'; 
   el.name = 'countFiles';
   el.value  = countFiles;
   form.appendChild(el);      
  }  

  form._action.value = url;
  divUpload.innerHTML= "<iframe onload=\"cExecute('$this.functions.getReturnExecuteForm',"+handler+");\"  style='display:"+(debug_controller ? "" : "none")+";width:"+(debug_controller ? 400 : 0)+";height:"+(debug_controller ? 400 : 0)+";' name='uploadFile'></iframe>";
  form.action ='./modulo/AjaXcontroller.php?action=';
  form.target ="uploadFile";  
  form.submit();
 } 
 
 
 document.onmousedown=alertBut;

 function alertBut( e, evElement ) {
     if( !e ) {
         if( window.event ) {
             //DOM
             e = window.event;
         } else {
             //TOTAL FAILURE, WE HAVE NO WAY OF REFERENCING THE EVENT
             return;
         }
     }
     if( typeof( e.which ) == 'number' ) {
         //Netscape compatible
         e = e.which;
     } else {
         if( typeof( e.button ) == 'number' ) {
             //DOM
             e = e.button;
      } 
      else {
             //TOTAL FAILURE, WE HAVE NO WAY OF OBTAINING THE BUTTON
          return;
         }
     }
     if( !evElement ) { evElement = this; }
 
  if(isExecuteForm) {
      if(confirm(get_lang("There's an action processing. Do you want abort it?"))) {
       connector.hideProgressBar();
       isExecuteForm = false;
       delete connector.requests[id];        
    connector.requests[id] = null;
       stop();              
       return;
      }
      else
       return false;
     }
     
     
 }