Fix description and license. Selection uses action_images now. Added …

contrib/copy_attach_detach_tags.lua

@@ -1,22 +1,35 @@
 --[[
-   copyright (c) 2014 Christian Kanzian
-   LICENSE GPLv2
-  ]]
+    This file is part of darktable,
+    copyright 2014-2015 by Christian Kanzian.
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+]]
 
 --[[
-(MULTI-)COPY ATTACH DETACH TAG 
-A simple script that will create three shortcuts to copy, attach and detach image tags.
+   (MULTI-)COPY ATTACH DETACH TAG 
+   A simple script that will create three shortcuts to copy, attach and detach image tags.
 
 INSTALATION
-* copy this file in $CONFIGDIR/lua/ where CONFIGDIR is your darktable configuration directory
-* add the following line in the file $CONFIGDIR/luarc require "copy_attach_detach_tags.lua"
+ * copy this file in $CONFIGDIR/lua/ where CONFIGDIR is your darktable configuration directory
+ * add the following line in the file $CONFIGDIR/luarc require "copy_attach_detach_tags"
 
 USAGE
-* set the shortcuts for copy, attach and detach in the preferences dialog
-* <your shortcut1> copy will create a list of tags from all selected images
-* <your shortcut2> attaches copied tags to selected images, whereby
-  darktable internal tags starting with 'darktable|' will not be touched
-* <your shortcut3> detach removes all expect darktable internal tags from selected images
+ * set the shortcuts for copy, attach and detach in the preferences dialog
+ * <your shortcut1> copy will create a list of tags from all selected images
+ * <your shortcut2> attaches copied tags to selected images, whereby
+   darktable internal tags starting with 'darktable|' will not be touched
+ * <your shortcut3> detach removes all expect darktable internal tags from selected images
 
 ]]
 
@@ -26,7 +39,7 @@ dt.configuration.check_version(...,{2,0,0})
 local image_tags = {}
 
 local function mcopy_tags()
-  local sel_images = dt.gui.selection()
+  local sel_images = dt.gui.action_images
   local tag_list_tmp = {}
   local hash = {}
 
@@ -52,18 +65,18 @@ local function mcopy_tags()
          end
       end
 
-     -- dt.print("Tags copied.")
+      dt.print("Image tags copied ...")
     return(image_tags)
   end
 
 -- attach copied tags to all selected images
 local function attach_tags()
 
   if next(image_tags) == nil then
-    dt.print("No tags copied, please copy tags first.")
+    dt.print("No tags to attached, please copy tags first.")
   end
 
-  local sel_images = dt.gui.selection()
+  local sel_images = dt.gui.action_images
 
   for _,image in ipairs(sel_images) do
     local present_image_tags = {}
@@ -83,13 +96,14 @@ local function attach_tags()
       end
     end
   end
+ dt.print("Tags attached ...")
 end
 
 
 
 
 local function detach_tags()
-  local sel_images = dt.gui.selection()
+  local sel_images = dt.gui.action_images
 
    for _,image in ipairs(sel_images) do
       local present_image_tags = {}
@@ -101,7 +115,8 @@ local function detach_tags()
         end
       end
    end
- end
+  dt.print("Tags removed from image(s).")
+end
 
 -- shortcut for copy
 dt.register_event("shortcut",
@@ -120,4 +135,4 @@ dt.register_event("shortcut",
 
 
 -- vim: shiftwidth=2 expandtab tabstop=2 cindent syntax=lua
--- kate: tab-indents: off; indent-width 2; replace-tabs on; remove-trailing-space on;
+-- kate: tab-indents: off; indent-width 2; replace-tabs on; remove-trailing-space on;