/**
 * Content ajax script
 *
 * @copyright (C) 2007-2010, Content Development Team
 * @link http://code.zikula.org/content
 * @version $Id: pnuser.php,v 1.21 2007/09/04 15:15:22 jornlind Exp $
 * @license See license.txt
 */


var content = {};

/*=[ Drag/drop page ]============================================================*/

content.tocAddPage = function(id)
{
  var pageId = "page_" + id;
  var anchorId = "anchor_" + id;

  new Draggable(pageId,
  {
    handle: "dragable"
  });

  Droppables.add(anchorId, 
    {
      onDrop: function(drag, drop, evt) 
      {
        Event.stop(evt);
        $('contentTocDragSrcId').value = drag.id;
        $('contentTocDragDstId').value = drop.id;
        content.tocPageDrag();
      },
      hoverclass: "hover"
    });
}


/*=[ Drag/drop content ]=========================================================*/

content.items = new Array();

content.editPageOnLoad = function()
{
  // Get new portal object
  content.portal = new Xilinus.Portal("table.content-layout-edit td", { onUpdate: content.editPageHandleUpdate }) 

  // Iterate through the registered content elements and add them to the portal
  content.items.each(
    function(e) 
    { 
      // Remove XXX's added to avoid bad short URL handling in PN's short URL output filter
      e.title = e.title.replace(/ srcXXX=/g, ' src=');
      e.title = e.title.replace(/ hrefXXX=/g, ' href=');
      e.content = e.content.replace(/ srcXXX=/g, ' src=');
      e.content = e.content.replace(/ hrefXXX=/g, ' href=');

      var widget = new Xilinus.Widget("widget", "widget_"+e.contentId).setTitle(e.title).setContent(e.content);
      content.portal.add(widget, e.column); 
    }
  );
}


// Called by portal when a content item has been moved
content.editPageHandleUpdate = function(portal, widget)
{
  var contentArea = widget.parentNode;

  // Figure out position inside this content item
  var position = 0;
  for (var i=0; i<contentArea.childNodes.length; ++i)
  {
    // Found the passed widget?
    if (contentArea.childNodes[i] == widget)
      break;

    // Found any widget?
    if (contentArea.childNodes[i].nodeType == 1 && contentArea.childNodes[i].className == 'widget')
      ++position;
  }

  // Convert "widget_col_X" to X
  var contentAreaIndex = contentArea.id.substr(11);

  // Convert "widget_X" to X
  var contentId = widget.id.substr(7);

  //alert("New position for " + contentId + " = (" + contentAreaIndex + "," + position + ")");

  // Start AJAX request
  var pars = "pid=" + content.pageId + "&cid=" + contentId + "&cai=" + contentAreaIndex + "&pos=" + position;
  var url = "ajax.php?module=content&func=dragcontent";

  new Ajax.Request(url, { method: "post", 
                          parameters: pars, 
                          onSuccess: function(response) { content.handleDragContentOk(response); },
                          onFailure: content.handleAjaxError});
}


content.handleDragContentOk = function(response)
{
  var result = pndejsonize(response.responseText);
  if (!result.ok)
    alert(result.message);
}


content.handleAjaxError = function(response)
{
  alert(response.responseText);
}

content.popupPreviewWindow = function(commandArgument)
{
  url = content.previewUrl.replace('__PID__', commandArgument);
  window.open(url);
}


/*=[ Select content type ]=======================================================*/

content.handleContenTypeSelected = function(id)
{
  var dropdownElement = $(id);
  var descrElement = $(id+"_descr");
  descrElement.innerHTML = contentDescriptions[dropdownElement.value];
}


/*=[ Page info ]=================================================================*/

content.pageInfo = {};

content.pageInfo.clearTimer = null;

content.pageInfo.toggle = function()
{
  $('contentPageInfo').toggle();
  return false;
}


content.pageInfo.mouseover = function()
{
  clearTimeout(content.pageInfo.clearTimer);
}


content.pageInfo.mouseout = function()
{
  content.pageInfo.clearTimer = setTimeout(function() { $('contentPageInfo').hide(); } , 500);
}