// $Id: fckeditor.utils.js,v 1.1.4.28 2009/05/14 09:48:20 wwalc Exp $
var fckIsRunning = new Array;
var fckIsLaunching = new Array;
var fckLaunchedTextareaId = new Array;
var fckLaunchedJsId = new Array;
var fckActiveId = false;
var fckIsIE = ( /*@cc_on!@*/false ) ? true : false;

function Toggle( js_id, textareaID, textTextarea, TextRTE,  xss_check )
{
  var eFCKeditorDiv	= document.getElementById( 'fck_' + js_id );

  if (!fckIsRunning[js_id])
  {
    if (!fckIsLaunching[js_id])
    {
      //display is set to '' at this stage because of IE 800a025e bug
      if (fckIsIE)
      eFCKeditorDiv.style.display = '';
      fckIsLaunching[js_id] = true;
      $(".img_assist-button").hide();

      if (xss_check && $('#' + textareaID).attr('class').indexOf("filterxss2") != -1) {
        $.post(Drupal.settings.basePath + 'index.php?q=fckeditor/xss', {
          text: $('#' + textareaID).val(),
          'filters[]': Drupal.settings.fckeditor_filters[js_id]
        },
        function(text) {
          $('#' + textareaID).val(text);
          $('#' + js_id).val(text);
          window[js_id].ReplaceTextarea();
        }
        );
      }
      else {
        eval(js_id + '.ReplaceTextarea();');
      }
    }
    setTimeout("Toggle('" + js_id + "','" + textareaID + "','" + textTextarea + "','" + TextRTE + "'," + xss_check + ");",1000);
    return;
  }

  var oEditor;

  if ( typeof( FCKeditorAPI ) != 'undefined' )
    oEditor = FCKeditorAPI.GetInstance( js_id );
  // Get the _Textarea and _FCKeditor DIVs.
  var eTextarea = document.getElementById( textareaID );
  var eFCKeditor = document.getElementById( js_id );

  // If the _Textarea DIV is visible, switch to FCKeditor.
  if ( eTextarea.style.display != 'none' )
  {
    if (typeof( imceInitiateFCK ) != 'undefined')
    imceInitiateFCK();
    document.getElementById('switch_' + js_id).innerHTML = textTextarea;

    // Switch the DIVs display.
    eFCKeditorDiv.style.display = '';

    // This is a hack for Gecko 1.0.x ... it stops editing when the editor is hidden.
    if ( oEditor && !document.all )
    {
      if ( oEditor.EditMode == FCK_EDITMODE_WYSIWYG )
      oEditor.MakeEditable();
    }

    if ( eTextarea.value.length ) {
      // Set the current text in the textarea to the editor.
      oEditor.SetHTML( eTextarea.value, false );
    }
    eTextarea.style.display = 'none';
    $(".img_assist-button").hide();
  }
  else
  {
    text = oEditor.GetHTML(true);
    // #372150 and #374386
    if (text == '<br />' || text == '<p>&#160;</p>' || text == '<div>&#160;</div>') {
        text = '';
    }
    document.getElementById('switch_' + js_id).innerHTML = TextRTE;

    // Set the textarea value to the editor value.
    $('#' + textareaID).val(text);
    $(".img_assist-button").show();

    // Switch the DIVs display.
    eTextarea.style.display = '';
    eFCKeditorDiv.style.display = 'none';
  }
}

function CreateToggle(elId, jsId, fckeditorOn)
{
  var ta = document.getElementById(elId);
  var ta2 = document.getElementById('fck_' + jsId);
  ta2.value = ta.value;
  ta.parentNode.insertBefore(ta2, ta);
  if (fckeditorOn)
    ta.style.display = 'none';
  else
    ta2.style.display = 'none';
}

function doFCKeditorSave(){
  var text;
  for ( var i = 0 ; i < fckLaunchedJsId.length ; i++ ) {
    if ( document.getElementById( fckLaunchedTextareaId[i] ).style.display == 'none' ) {
      text = FCKeditorAPI.GetInstance( fckLaunchedJsId[i] ).GetXHTML(true);
      // #372150 and #374386
      if (text == '<br />' || text == '<p>&#160;</p>' || text == '<div>&#160;</div>') {
        text = '';
      }
      document.getElementById( fckLaunchedTextareaId[i] ).value = text;
    }
  }
  return true; //continue submitting
}

// Update a global variable containing the active FCKeditor ID.
function DoFCKeditorUpdateId( editorInstance )
{
  fckActiveId = editorInstance.Name;
}

// The FCKeditor_OnComplete function is a special function called everytime an
// editor instance is completely loaded and available for API interactions.
function FCKeditor_OnComplete( editorInstance )
{
  fckIsRunning[editorInstance.Name] = true;
  fckLaunchedTextareaId.push(editorInstance.Config['TextareaID']);
  fckLaunchedJsId.push(editorInstance.Name);
  editorInstance.Events.AttachEvent('OnFocus', DoFCKeditorUpdateId);

  // Enable the switch button. It is disabled at startup, waiting the editor to be loaded.
  var oElem = document.getElementById('switch_' + editorInstance.Name);
  if (oElem != null) {
    oElem.style.display = '';
  }
  // If the textarea isn't visible update the content from the editor.
  $(editorInstance.LinkedField.form).submit(function() { doFCKeditorSave(); });

  //Img_Assist integration
  IntegrateWithImgAssist();
}

function IntegrateWithImgAssist()
{
  var link = document.getElementsByTagName("a");
  for (var i = 0; i < link.length; i++) {
    cl = link[i].className;
    if ( cl == "img_assist-link") {
      link[i].href = link[i].href.replace("/load/textarea", "/load/fckeditor");
    }
  }
}

function FCKeditorReplaceTextarea(textarea_id, oFCKeditor, xss_check)
{
  if ($('#' + oFCKeditor.Config['TextareaID']).length === 0) {
    return;
  }
  $(".img_assist-button").hide();
  if (xss_check && $('#' + oFCKeditor.Config['TextareaID']).attr('class').indexOf("filterxss") != -1) {
    $.post(Drupal.settings.basePath + 'index.php?q=fckeditor/xss', {
      text: $('#' + textarea_id).val(),
      'filters[]': Drupal.settings.fckeditor_filters[textarea_id]
    },
    function(text) {
      $('#' + textarea_id).val(text);
      oFCKeditor.ReplaceTextarea();
    }
    );
  }
  else {
    oFCKeditor.ReplaceTextarea();
  }
}

// Probably JsMin was used to compress the code.
// In such case, in IE FCKeditor_IsCompatibleBrowser() will always return false.
if (typeof(FCKeditor_IsCompatibleBrowser) == 'function' && !FCKeditor_IsCompatibleBrowser()) {
  var FCKeditor_IsCompatibleBrowser = function() {
    var sAgent = navigator.userAgent.toLowerCase() ;
    // Internet Explorer 5.5+
    if ( sAgent.indexOf("mac") == -1 && sAgent.indexOf("opera") == -1 && navigator.appVersion.match( /MSIE (.\..)/ ) )
    {
      var sBrowserVersion = navigator.appVersion.match(/MSIE (.\..)/)[1] ;
      return ( sBrowserVersion >= 5.5 ) ;
    }
    return false;
  }
}

// #248146
if (Drupal.jsUpload) {
  Drupal.jsUpload.prototype.onerror = function (error) {
    if (error != 'Unspecified error') {
      alert('An error occurred:\n\n'+ error);
    }
    // Remove progressbar
    $(this.progress.element).remove();
    this.progress = null;
    // Undo hide
    $(this.hide).css({
      position: 'static',
      left: '0px'
    });
  }
}