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(ed) {
  var f = document.forms[0], nl = f.elements, ed = tinyMCEPopup.editor, dom = ed.dom, n = ed.selection.getNode();

  tinyMCEPopup.resizeToInnerSize();
  this.fillClassList('class_list');
  this.fillFileList('src_list', 'tinyMCEImageList');
  this.fillFileList('over_list', 'tinyMCEImageList');
  this.fillFileList('out_list', 'tinyMCEImageList');
  TinyMCE_EditableSelects.init();

  if (n.nodeName == 'IMG') {
   nl.src.value = dom.getAttrib(n, 'src');
   nl.width.value = dom.getAttrib(n, 'width');
   nl.height.value = dom.getAttrib(n, 'height');
   nl.alt.value = dom.getAttrib(n, 'alt');
   nl.title.value = dom.getAttrib(n, 'title');
   nl.vspace.value = this.getAttrib(n, 'vspace');
   nl.hspace.value = this.getAttrib(n, 'hspace');
   nl.border.value = this.getAttrib(n, 'border');
   selectByValue(f, 'align', this.getAttrib(n, 'align'));
   selectByValue(f, 'class_list', dom.getAttrib(n, 'class'), true, true);
   nl.style.value = dom.getAttrib(n, 'style');
   nl.id.value = dom.getAttrib(n, 'id');
   nl.dir.value = dom.getAttrib(n, 'dir');
   nl.lang.value = dom.getAttrib(n, 'lang');
   nl.usemap.value = dom.getAttrib(n, 'usemap');
   nl.longdesc.value = dom.getAttrib(n, 'longdesc');
   nl.insert.value = ed.getLang('update');

   if (/^\s*this.src\s*=\s*\'([^\']+)\';?\s*$/.test(dom.getAttrib(n, 'onmouseover')))
    nl.onmouseoversrc.value = dom.getAttrib(n, 'onmouseover').replace(/^\s*this.src\s*=\s*\'([^\']+)\';?\s*$/, '$1');

   if (/^\s*this.src\s*=\s*\'([^\']+)\';?\s*$/.test(dom.getAttrib(n, 'onmouseout')))
    nl.onmouseoutsrc.value = dom.getAttrib(n, 'onmouseout').replace(/^\s*this.src\s*=\s*\'([^\']+)\';?\s*$/, '$1');

   if (ed.settings.inline_styles) {
    // Move attribs to styles
    if (dom.getAttrib(n, 'align'))
     this.updateStyle('align');

    if (dom.getAttrib(n, 'hspace'))
     this.updateStyle('hspace');

    if (dom.getAttrib(n, 'border'))
     this.updateStyle('border');

    if (dom.getAttrib(n, 'vspace'))
     this.updateStyle('vspace');
   }
  }

  // Setup browse button
  document.getElementById('srcbrowsercontainer').innerHTML = getBrowserHTML('srcbrowser','src','image','theme_advanced_image');
  if (isVisible('srcbrowser'))
   document.getElementById('src').style.width = '260px';

  // Setup browse button
  document.getElementById('onmouseoversrccontainer').innerHTML = getBrowserHTML('overbrowser','onmouseoversrc','image','theme_advanced_image');
  if (isVisible('overbrowser'))
   document.getElementById('onmouseoversrc').style.width = '260px';

  // Setup browse button
  document.getElementById('onmouseoutsrccontainer').innerHTML = getBrowserHTML('outbrowser','onmouseoutsrc','image','theme_advanced_image');
  if (isVisible('outbrowser'))
   document.getElementById('onmouseoutsrc').style.width = '260px';

  // If option enabled default contrain proportions to checked
  if (ed.getParam("advimage_constrain_proportions", true))
   f.constrain.checked = true;

  // Check swap image if valid data
  if (nl.onmouseoversrc.value || nl.onmouseoutsrc.value)
   this.setSwapImage(true);
  else
   this.setSwapImage(false);

  this.changeAppearance();
  this.showPreviewImage(nl.src.value, 1);
 },

 insert : function(file, title) {
  var ed = tinyMCEPopup.editor, t = this, f = document.forms[0];

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

   tinyMCEPopup.close();
   return;
  }

  if (tinyMCEPopup.getParam("accessibility_warnings", 1)) {
   if (!f.alt.value) {
    tinyMCEPopup.confirm(tinyMCEPopup.getLang('advimage_dlg.missing_alt'), function(s) {
     if (s)
      t.insertAndClose();
    });

    return;
   }
  }

  t.insertAndClose();
 },

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

  tinyMCEPopup.restoreSelection();

  // Fixes crash in Safari
  if (tinymce.isWebKit)
   ed.getWin().focus();

  if (!ed.settings.inline_styles) {
   args = {
    vspace : nl.vspace.value,
    hspace : nl.hspace.value,
    border : nl.border.value,
    align : getSelectValue(f, 'align')
   };
  } else {
   // Remove deprecated values
   args = {
    vspace : '',
    hspace : '',
    border : '',
    align : ''
   };
  }

  tinymce.extend(args, {
   src : nl.src.value,
   width : nl.width.value,
   height : nl.height.value,
   alt : nl.alt.value,
   title : nl.title.value,
   'class' : getSelectValue(f, 'class_list'),
   style : nl.style.value,
   id : nl.id.value,
   dir : nl.dir.value,
   lang : nl.lang.value,
   usemap : nl.usemap.value,
   longdesc : nl.longdesc.value
  });

  args.onmouseover = args.onmouseout = '';

  if (f.onmousemovecheck.checked) {
   if (nl.onmouseoversrc.value)
    args.onmouseover = "this.src='" + nl.onmouseoversrc.value + "';";

   if (nl.onmouseoutsrc.value)
    args.onmouseout = "this.src='" + nl.onmouseoutsrc.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();
 },

 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 '';
 },

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

  f.onmousemovecheck.checked = st;
  setBrowserDisabled('overbrowser', !st);
  setBrowserDisabled('outbrowser', !st);

  if (f.over_list)
   f.over_list.disabled = !st;

  if (f.out_list)
   f.out_list.disabled = !st;

  f.onmouseoversrc.disabled = !st;
  f.onmouseoutsrc.disabled = !st;
 },

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

  if (v = tinyMCEPopup.getParam('theme_advanced_styles')) {
   cl = [];

   tinymce.each(v.split(';'), function(v) {
    var p = v.split('=');

    cl.push({'title' : p[0], 'class' : p[1]});
   });
  } else
   cl = tinyMCEPopup.editor.dom.getClasses();

  if (cl.length > 0) {
   lst.options.length = 0;
   lst.options[lst.options.length] = new Option(tinyMCEPopup.getLang('not_set'), '');

   tinymce.each(cl, function(o) {
    lst.options[lst.options.length] = new Option(o.title || o['class'], o['class']);
   });
  } else
   dom.remove(dom.getParent(id, 'tr'));
 },

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

  l = window[l];
  lst.options.length = 0;

  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'));
 },

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

  f.elements.width.value = f.elements.height.value = '';
 },

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

  if (!st) {
   f.elements.width.value = img.width;
   f.elements.height.value = img.height;
  }

  this.preloadImg = img;
 },

 changeAppearance : function() {
  var ed = tinyMCEPopup.editor, f = document.forms[0], img = document.getElementById('alignSampleImg');

  if (img) {
   if (ed.getParam('inline_styles')) {
    ed.dom.setAttrib(img, 'style', f.style.value);
   } else {
    img.align = f.align.value;
    img.border = f.border.value;
    img.hspace = f.hspace.value;
    img.vspace = f.vspace.value;
   }
  }
 },

 changeHeight : function() {
  var f = document.forms[0], tp, t = this;

  if (!f.constrain.checked || !t.preloadImg) {
   return;
  }

  if (f.width.value == "" || f.height.value == "")
   return;

  tp = (parseInt(f.width.value) / parseInt(t.preloadImg.width)) * t.preloadImg.height;
  f.height.value = tp.toFixed(0);
 },

 changeWidth : function() {
  var f = document.forms[0], tp, t = this;

  if (!f.constrain.checked || !t.preloadImg) {
   return;
  }

  if (f.width.value == "" || f.height.value == "")
   return;

  tp = (parseInt(f.height.value) / parseInt(t.preloadImg.height)) * t.preloadImg.width;
  f.width.value = tp.toFixed(0);
 },

 updateStyle : function(ty) {
  var dom = tinyMCEPopup.dom, st, v, f = document.forms[0], img = dom.create('img', {style : dom.get('style').value});

  if (tinyMCEPopup.editor.settings.inline_styles) {
   // Handle align
   if (ty == 'align') {
    dom.setStyle(img, 'float', '');
    dom.setStyle(img, 'vertical-align', '');

    v = getSelectValue(f, 'align');
    if (v) {
     if (v == 'left' || v == 'right')
      dom.setStyle(img, 'float', v);
     else
      img.style.verticalAlign = v;
    }
   }

   // Handle border
   if (ty == 'border') {
    dom.setStyle(img, 'border', '');

    v = f.border.value;
    if (v || v == '0') {
     if (v == '0')
      img.style.border = '0';
     else
      img.style.border = v + 'px solid black';
    }
   }

   // Handle hspace
   if (ty == 'hspace') {
    dom.setStyle(img, 'marginLeft', '');
    dom.setStyle(img, 'marginRight', '');

    v = f.hspace.value;
    if (v) {
     img.style.marginLeft = v + 'px';
     img.style.marginRight = v + 'px';
    }
   }

   // Handle vspace
   if (ty == 'vspace') {
    dom.setStyle(img, 'marginTop', '');
    dom.setStyle(img, 'marginBottom', '');

    v = f.vspace.value;
    if (v) {
     img.style.marginTop = v + 'px';
     img.style.marginBottom = v + 'px';
    }
   }

   // Merge
   dom.get('style').value = dom.serializeStyle(dom.parseStyle(img.style.cssText), 'img');
  }
 },

 changeMouseMove : function() {
 },

 showPreviewImage : function(u, st) {
  if (!u) {
   tinyMCEPopup.dom.setHTML('prev', '');
   return;
  }

  if (!st && tinyMCEPopup.getParam("advimage_update_dimensions_onchange", true))
   this.resetImageData();

  u = tinyMCEPopup.editor.documentBaseURI.toAbsolute(u);

  if (!st)
   tinyMCEPopup.dom.setHTML('prev', '<img id="previewImg" src="' + u + '" border="0" onload="ImageDialog.updateImageData(this);" onerror="ImageDialog.resetImageData();" />');
  else
   tinyMCEPopup.dom.setHTML('prev', '<img id="previewImg" src="' + u + '" border="0" onload="ImageDialog.updateImageData(this, 1);" />');
 }
};

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