diff -r ac7d3dedcc44 -r c1c398349651 plugins/gallery/tagging.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/plugins/gallery/tagging.js	Sat Feb 16 23:07:31 2008 -0500
@@ -0,0 +1,240 @@
+function snapr_add_tag()
+{
+  var image = document.getElementById('snapr_preview_img');
+  image.parentNode.onclick = function(e)
+  {
+    canvas_click(this);
+  }
+  image.parentNode.setAttribute('canvas:oncomplete', 'snapr_process_canvas_add(this);');
+  image.parentNode.setAttribute('canvas:oncancel', 'obj.onclick = null;');
+}
+
+function snapr_process_canvas_add(obj)
+{
+  obj.onclick = null;
+  var abs_x = $(obj).Left() + obj.canvas.left;
+  var abs_y = $(obj).Top()  + obj.canvas.top;
+  var height = obj.canvas.height + 2;
+  
+  var entry_div = document.createElement('div');
+  entry_div.className = 'snapr_tag_entry';
+  entry_div.style.position = 'absolute';
+  entry_div.style.top = String(abs_y + height) + 'px';
+  entry_div.style.left = String(abs_x)+ 'px';
+  
+  entry_div.appendChild(document.createTextNode('Enter a tag:'));
+  entry_div.appendChild(document.createElement('br'));
+  
+  var ta = document.createElement('textarea');
+  ta.rows = '7';
+  ta.cols = '30';
+  entry_div.appendChild(ta);
+  
+  entry_div.appendChild(document.createElement('br'));
+  
+  var a_add = document.createElement('a');
+  a_add.href = '#';
+  a_add.onclick = function()
+  {
+    snapr_finalize_canvas_add(this.parentNode, this.parentNode.parentNode.canvas, this.previousSibling.previousSibling.value);
+    return false;
+  }
+  a_add.appendChild(document.createTextNode('Add tag'));
+  entry_div.appendChild(a_add);
+  
+  entry_div.appendChild(document.createTextNode(' | '));
+  
+  var a_cancel = document.createElement('a');
+  a_cancel.href = '#';
+  a_cancel.onclick = function()
+  {
+    snapr_finalize_canvas_cancel(this.parentNode);
+    return false;
+  }
+  a_cancel.appendChild(document.createTextNode('Cancel'));
+  entry_div.appendChild(a_cancel);
+  
+  obj.appendChild(entry_div);
+  ta.focus();
+}
+
+function snapr_finalize_canvas_add(obj, canvas_data, tag)
+{
+  // add the new box
+  var id = obj.parentNode.getAttribute('snapr:imgid');
+  if ( !id )
+    return false;
+  
+  // destroy form, etc.
+  var parent = obj.parentNode;
+  parent.removeChild(parent.canvas_box_obj);
+  parent.removeChild(obj);
+  
+  var canvas_json = toJSONString(canvas_data);
+  ajaxPost(makeUrlNS('Gallery', id), 'ajax=true&act=add_tag&tag=' + escape(tag) + '&canvas_params=' + escape(canvas_json), snapr_process_ajax_tag_packet);
+}
+
+function snapr_finalize_canvas_cancel(obj)
+{
+  var parent = obj.parentNode;
+  parent.removeChild(parent.canvas_box_obj);
+  parent.removeChild(obj);
+}
+
+function snapr_draw_note(obj, tag, canvas_data, note_id, initial_hide, auth_delete)
+{
+  var newbox = canvas_create_box(obj, canvas_data.left, canvas_data.top, canvas_data.width, canvas_data.height);
+  newbox.tag_id = note_id;
+  obj.onmouseover = function()
+  {
+    var boxen = this.getElementsByTagName('div');
+    for ( var i = 0; i < boxen.length; i++ )
+      if ( boxen[i].className == 'canvasbox' )
+        boxen[i].style.display = 'block';
+  }
+  obj.onmouseout = function()
+  {
+    var boxen = this.getElementsByTagName('div');
+    for ( var i = 0; i < boxen.length; i++ )
+      if ( boxen[i].className == 'canvasbox' )
+        boxen[i].style.display = 'none';
+  }
+  newbox.onmouseover = function()
+  {
+    this.style.borderColor = '#FFFF00';
+    this.firstChild.style.borderColor = '#000000';
+    snapr_display_note(this.noteObj);
+  }
+  newbox.onmouseout = function()
+  {
+    this.style.borderColor = '#000000';
+    this.firstChild.style.borderColor = '#FFFFFF';
+    snapr_hide_note(this.noteObj);
+  }
+  if ( auth_delete )
+  {
+    var p = document.createElement('p');
+    p.style.cssFloat = 'right';
+    p.style.styleFloat = 'right';
+    p.style.fontWeight = 'bold';
+    p.style.margin = '5px';
+    var a_del = document.createElement('a');
+    a_del.style.color = '#FF0000';
+    a_del.href = '#';
+    a_del.onclick = function()
+    {
+      snapr_nuke_tag(this.parentNode.parentNode.parentNode);
+      return false;
+    }
+    a_del.appendChild(document.createTextNode('[X]'));
+    p.appendChild(a_del);
+    newbox.firstChild.appendChild(p);
+  }
+  var abs_x = $(newbox).Left();
+  var abs_y = $(newbox).Top() + $(newbox).Height() + 2;
+  var noteObj = document.createElement('div');
+  newbox.noteObj = noteObj;
+  noteObj.className = 'snapr_tag';
+  noteObj.style.display = 'none';
+  noteObj.style.position = 'absolute';
+  noteObj.style.top = abs_y + 'px';
+  noteObj.style.left = abs_x + 'px';
+  var re = new RegExp(unescape('%0A'), 'g');
+  noteObj.innerHTML = tag.replace(re, "<br />\n");
+  obj.appendChild(noteObj);
+  if ( initial_hide )
+    newbox.style.display = 'none';
+}
+
+function snapr_display_note(note)
+{
+  //domObjChangeOpac(0, note);
+  note.style.display = 'block';
+  //domOpacity(note, 0, 100, 500);
+}
+
+function snapr_hide_note(note)
+{
+  //domOpacity(note, 100, 0, 500);
+  //setTimeout(function()
+  //  {
+      note.style.display = 'none';
+  //  }, 600);
+}
+
+function snapr_nuke_tag(obj)
+{
+  // add the new box
+  var parent_obj = document.getElementById('snapr_preview_img').parentNode;
+  var id = parent_obj.getAttribute('snapr:imgid');
+  if ( !id )
+    return false;
+  ajaxPost(makeUrlNS('Gallery', id), 'ajax=true&act=del_tag&tag_id=' + obj.tag_id, snapr_process_ajax_tag_packet);
+}
+
+function snapr_process_ajax_tag_packet()
+{
+  if ( ajax.readyState == 4 && ajax.status == 200 )
+  {
+    var response = String(ajax.responseText + '');
+    if ( response.substr(0, 1) != '[' && response.substr(0, 1) != '{' )
+    {
+      handle_invalid_json(response);
+      return false;
+    }
+    response = parseJSON(response);
+    if ( response.mode )
+    {
+      if ( response.mode == 'error' )
+      {
+        alert(response.error);
+        return false;
+      }
+    }
+    var parent_obj = document.getElementById('snapr_preview_img').parentNode;
+    for ( var i = 0; i < response.length; i++ )
+    {
+      var packet = response[i];
+      switch(packet.mode)
+      {
+        case 'add':
+          snapr_draw_note(parent_obj, packet.tag, packet.canvas_data, packet.note_id, packet.initial_hide, packet.auth_delete);
+          break;
+        case 'remove':
+          // Server requested to remove a tag
+          var divs = parent_obj.getElementsByTagName('div');
+          for ( var i = 0; i < divs.length; i++ )
+          {
+            var box = divs[i];
+            if ( box.className == 'canvasbox' )
+            {
+              if ( box.tag_id == packet.note_id )
+              {
+                // You. We have orders to shoot. Stand in front of wall.
+                var sibling = box.nextSibling;
+                var parent = box.parentNode;
+                // BLAM.
+                parent.removeChild(sibling);
+                parent.removeChild(box);
+                break;
+              }
+            }
+          }
+          break;
+      }
+    }
+  }
+}
+
+var snapr_tags_onload = function()
+{
+  // add the new box
+  var parent_obj = document.getElementById('snapr_preview_img').parentNode;
+  var id = parent_obj.getAttribute('snapr:imgid');
+  if ( !id )
+    return false;
+  ajaxPost(makeUrlNS('Gallery', id), 'ajax=true&act=get_tags', snapr_process_ajax_tag_packet);
+}
+
+addOnloadHook(snapr_tags_onload);
+