var ImageDialog = {
 preInit : function() {
  var url;

  tinyMCEPopup.requireLangPack();

  if (url = tinyMCEPopup.getParam("external_image_list_url"))
   document.write('<script language="javascript" type="text/javascript" src="' + tinyMCEPopup.editor.documentBaseURI.toAbsolute(url) + '"></script>');
 },

 init : function() {
  var f = document.forms[0], ed = tinyMCEPopup.editor;

  // Setup browse button
  document.getElementById('srcbrowsercontainer').innerHTML = getBrowserHTML('srcbrowser','src','image','theme_advanced_image');
  if (isVisible('srcbrowser'))
   document.getElementById('src').style.width = '180px';

  e = ed.selection.getNode();

  this.fillFileList('image_list', 'tinyMCEImageList');

  if (e.nodeName == 'IMG') {
   f.src.value = ed.dom.getAttrib(e, 'src');
   f.alt.value = ed.dom.getAttrib(e, 'alt');
   f.border.value = this.getAttrib(e, 'border');
   f.vspace.value = this.getAttrib(e, 'vspace');
   f.hspace.value = this.getAttrib(e, 'hspace');
   f.width.value = ed.dom.getAttrib(e, 'width');
   f.height.value = ed.dom.getAttrib(e, 'height');
   f.insert.value = ed.getLang('update');
   this.styleVal = ed.dom.getAttrib(e, 'style');
   selectByValue(f, 'image_list', f.src.value);
   selectByValue(f, 'align', this.getAttrib(e, 'align'));
   this.updateStyle();
  }
 },

 fillFileList : function(id, l) {
  var dom = tinyMCEPopup.dom, lst = dom.get(id), v, cl;

  l = window[l];

  if (l && l.length > 0) {
   lst.options[lst.options.length] = new Option('', '');

   tinymce.each(l, function(o) {
    lst.options[lst.options.length] = new Option(o[0], o[1]);
   });
  } else
   dom.remove(dom.getParent(id, 'tr'));
 },

 update : function() {
  var f = document.forms[0], nl = f.elements, ed = tinyMCEPopup.editor, args = {}, el;

  tinyMCEPopup.restoreSelection();

  if (f.src.value === '') {
   if (ed.selection.getNode().nodeName == 'IMG') {
    ed.dom.remove(ed.selection.getNode());
    ed.execCommand('mceRepaint');
   }

   tinyMCEPopup.close();
   return;
  }

  if (!ed.settings.inline_styles) {
   args = tinymce.extend(args, {
    vspace : nl.vspace.value,
    hspace : nl.hspace.value,
    border : nl.border.value,
    align : getSelectValue(f, 'align')
   });
  } else
   args.style = this.styleVal;

  tinymce.extend(args, {
   src : f.src.value,
   alt : f.alt.value,
   width : f.width.value,
   height : f.height.value
  });

  el = ed.selection.getNode();

  if (el && el.nodeName == 'IMG') {
   ed.dom.setAttribs(el, args);
  } else {
   ed.execCommand('mceInsertContent', false, '<img id="__mce_tmp" />', {skip_undo : 1});
   ed.dom.setAttribs('__mce_tmp', args);
   ed.dom.setAttrib('__mce_tmp', 'id', '');
   ed.undoManager.add();
  }

  tinyMCEPopup.close();
 },

 updateStyle : function() {
  var dom = tinyMCEPopup.dom, st, v, f = document.forms[0];

  if (tinyMCEPopup.editor.settings.inline_styles) {
   st = tinyMCEPopup.dom.parseStyle(this.styleVal);

   // Handle align
   v = getSelectValue(f, 'align');
   if (v) {
    if (v == 'left' || v == 'right') {
     st['float'] = v;
     delete st['vertical-align'];
    } else {
     st['vertical-align'] = v;
     delete st['float'];
    }
   } else {
    delete st['float'];
    delete st['vertical-align'];
   }

   // Handle border
   v = f.border.value;
   if (v || v == '0') {
    if (v == '0')
     st['border'] = '0';
    else
     st['border'] = v + 'px solid black';
   } else
    delete st['border'];

   // Handle hspace
   v = f.hspace.value;
   if (v) {
    delete st['margin'];
    st['margin-left'] = v + 'px';
    st['margin-right'] = v + 'px';
   } else {
    delete st['margin-left'];
    delete st['margin-right'];
   }

   // Handle vspace
   v = f.vspace.value;
   if (v) {
    delete st['margin'];
    st['margin-top'] = v + 'px';
    st['margin-bottom'] = v + 'px';
   } else {
    delete st['margin-top'];
    delete st['margin-bottom'];
   }

   // Merge
   st = tinyMCEPopup.dom.parseStyle(dom.serializeStyle(st), 'img');
   this.styleVal = dom.serializeStyle(st, 'img');
  }
 },

 getAttrib : function(e, at) {
  var ed = tinyMCEPopup.editor, dom = ed.dom, v, v2;

  if (ed.settings.inline_styles) {
   switch (at) {
    case 'align':
     if (v = dom.getStyle(e, 'float'))
      return v;

     if (v = dom.getStyle(e, 'vertical-align'))
      return v;

     break;

    case 'hspace':
     v = dom.getStyle(e, 'margin-left')
     v2 = dom.getStyle(e, 'margin-right');
     if (v && v == v2)
      return parseInt(v.replace(/[^0-9]/g, ''));

     break;

    case 'vspace':
     v = dom.getStyle(e, 'margin-top')
     v2 = dom.getStyle(e, 'margin-bottom');
     if (v && v == v2)
      return parseInt(v.replace(/[^0-9]/g, ''));

     break;

    case 'border':
     v = 0;

     tinymce.each(['top', 'right', 'bottom', 'left'], function(sv) {
      sv = dom.getStyle(e, 'border-' + sv + '-width');

      // False or not the same as prev
      if (!sv || (sv != v && v !== 0)) {
       v = 0;
       return false;
      }

      if (sv)
       v = sv;
     });

     if (v)
      return parseInt(v.replace(/[^0-9]/g, ''));

     break;
   }
  }

  if (v = dom.getAttrib(e, at))
   return v;

  return '';
 },

 resetImageData : function() {
  var f = document.forms[0];

  f.width.value = f.height.value = "";
 },

 updateImageData : function() {
  var f = document.forms[0], t = ImageDialog;

  if (f.width.value == "")
   f.width.value = t.preloadImg.width;

  if (f.height.value == "")
   f.height.value = t.preloadImg.height;
 },

 getImageData : function() {
  var f = document.forms[0];

  this.preloadImg = new Image();
  this.preloadImg.onload = this.updateImageData;
  this.preloadImg.onerror = this.resetImageData;
  this.preloadImg.src = tinyMCEPopup.editor.documentBaseURI.toAbsolute(f.src.value);
 }
};

ImageDialog.preInit();
tinyMCEPopup.onInit.add(ImageDialog.init, ImageDialog);
