Adding upstream version 2.10.36.upstream/2.10.36

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 1147 insertions, 0 deletions

diff --git a/plug-ins/metadata/metadata-xml.c b/plug-ins/metadata/metadata-xml.c
new file mode 100644
index 0000000..62c70b4
--- /dev/null
+++ b/plug-ins/metadata/metadata-xml.c
@@ -0,0 +1,1147 @@
+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ *
+ * metadata-editor.c
+ * Copyright (C) 2016, 2017 Ben Touchette
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ */
+
+#include "config.h"
+
+#include <gexiv2/gexiv2.h>
+
+#include <libgimp/gimp.h>
+#include <libgimp/gimpui.h>
+
+#include "libgimp/stdplugins-intl.h"
+
+#include "metadata-misc.h"
+#include "metadata-xml.h"
+#include "metadata-tags.h"
+
+extern gboolean gimpmetadata;
+extern gboolean force_write;
+
+gboolean xmptag;
+gboolean iptctag;
+gboolean tagvalue;
+gboolean taglistvalue;
+gboolean tagname;
+gboolean tagmode;
+gboolean listelement;
+gboolean element;
+gchar *str_tag_value;
+gchar *str_tag_name;
+gchar *str_tag_mode;
+gchar *str_element;
+gchar *list_tag_data[256][256];
+gint row_count = 0;
+gint item_count = 0;
+
+
+static void get_list_elements                        (GString   *xmldata,
+                                                      int        element_count,
+                                                      gchar    **rowtagdata);
+
+
+void
+xml_parser_start_element (GMarkupParseContext  *context,
+                          const gchar          *element_name,
+                          const gchar         **attribute_names,
+                          const gchar         **attribute_values,
+                          gpointer              user_data,
+                          GError              **error)
+{
+  if (strcmp (element_name, "gimp-metadata") == 0)
+    {
+      gimpmetadata = TRUE;
+    }
+  else if (strcmp (element_name, "iptc-tag") == 0)
+    {
+      item_count = 0;
+      row_count = 0;
+      iptctag = TRUE;
+    }
+  else if (strcmp (element_name, "xmp-tag") == 0)
+    {
+      item_count = 0;
+      row_count = 0;
+      xmptag = TRUE;
+    }
+  else if (strcmp (element_name, "tag-value") == 0)
+    {
+      tagvalue = TRUE;
+    }
+  else if (strcmp (element_name, "tag-list-value") == 0)
+    {
+      taglistvalue = TRUE;
+    }
+  else if (strcmp (element_name, "tag-name") == 0)
+    {
+      tagname = TRUE;
+    }
+  else if (strcmp (element_name, "tag-mode") == 0)
+    {
+      tagmode = TRUE;
+    }
+  else if (strcmp (element_name, "list-element") == 0)
+    {
+      listelement = TRUE;
+      row_count += 1;
+    }
+  else if (strcmp (element_name, "element") == 0)
+    {
+      element = TRUE;
+      item_count += 1;
+    }
+}
+
+void
+xml_parser_data (GMarkupParseContext *context,
+                 const gchar         *text,
+                 gsize                text_len,
+                 gpointer             user_data,
+                 GError             **error)
+{
+  if (tagvalue)
+    {
+      if (str_tag_value)
+        g_free(str_tag_value);
+
+      if (text)
+        str_tag_value = g_strdup(text);
+      else
+        str_tag_value = g_strconcat("", NULL);
+    }
+  else if (tagname)
+    {
+      if (str_tag_name)
+        g_free(str_tag_name);
+
+      if (text)
+        str_tag_name = g_strdup(text);
+      else
+        str_tag_name = g_strconcat("", NULL);
+    }
+  else if (tagmode)
+    {
+      if (str_tag_mode)
+        g_free(str_tag_mode);
+
+      if (text)
+        str_tag_mode = g_strdup(text);
+      else
+        str_tag_mode = g_strconcat("", NULL);
+    }
+  else if (element)
+    {
+      if (str_element)
+        g_free(str_element);
+
+      if (text)
+        str_element = g_strdup(text);
+      else
+        str_element = g_strconcat("", NULL);
+    }
+}
+
+void
+set_tag_ui (metadata_editor *args,
+            gint             index,
+            gchar           *name,
+            gchar           *value,
+            gchar*           mode)
+{
+  GtkWidget *widget;
+
+  widget = GTK_WIDGET (gtk_builder_get_object (args->builder, str_tag_name));
+
+  if (!strcmp ("single", mode))
+    {
+      GtkEntry *entry_widget;
+      gchar    *value_utf;
+
+      value_utf = g_locale_to_utf8 (str_tag_value, -1, NULL, NULL, NULL);
+      entry_widget = GTK_ENTRY (widget);
+      gtk_entry_set_text (entry_widget, value_utf);
+      g_free (value_utf);
+    }
+  else if (!strcmp ("multi", mode))
+    {
+      GtkTextView   *text_view;
+      GtkTextBuffer *buffer;
+      gchar         *value_utf;
+
+      value_utf = g_locale_to_utf8 (str_tag_value, -1, NULL, NULL, NULL);
+      text_view = GTK_TEXT_VIEW (widget);
+      buffer = gtk_text_view_get_buffer (text_view);
+      gtk_text_buffer_set_text (buffer, value_utf, -1);
+      g_free (value_utf);
+    }
+  else if (!strcmp ("combo", mode))
+    {
+      gint32  value;
+      gchar  *value_utf;
+
+      value_utf = g_locale_to_utf8 (str_tag_value, -1, NULL, NULL, NULL);
+      value = atoi(value_utf);
+      gtk_combo_box_set_active (GTK_COMBO_BOX(widget), value);
+      g_free (value_utf);
+    }
+  else if (!strcmp ("list", mode))
+    {
+      GtkTreeModel  *treemodel;
+      GtkListStore  *liststore;
+      GtkTreeIter    iter;
+      gint           number_of_rows;
+      gint           row;
+      gint           item;
+
+      liststore = GTK_LIST_STORE(gtk_tree_view_get_model((GtkTreeView *)widget));
+      treemodel = GTK_TREE_MODEL (liststore);
+      number_of_rows =
+        gtk_tree_model_iter_n_children(GTK_TREE_MODEL(liststore), NULL);
+
+      /* Clear all current values */
+      for (row = number_of_rows; row > -1; row--)
+        {
+          if (gtk_tree_model_iter_nth_child(treemodel, &iter, NULL, row))
+            {
+              gtk_list_store_remove(liststore, &iter);
+            }
+        }
+      /* Add new values values */
+      if (!strcmp (LICENSOR_HEADER, name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_LICENSOR_NAME, list_tag_data[row][1],
+                                  COL_LICENSOR_ID, list_tag_data[row][2],
+                                  COL_LICENSOR_PHONE1, list_tag_data[row][3],
+                                  COL_LICENSOR_PHONE_TYPE1, list_tag_data[row][4],
+                                  COL_LICENSOR_PHONE2, list_tag_data[row][5],
+                                  COL_LICENSOR_PHONE_TYPE2, list_tag_data[row][6],
+                                  COL_LICENSOR_EMAIL, list_tag_data[row][7],
+                                  COL_LICENSOR_WEB, list_tag_data[row][8],
+                                  -1);
+              for (item = 1; item < n_licensor + 1; item++)
+                {
+                  if (list_tag_data[row][item])
+                    {
+                      if (list_tag_data[row][item])
+                        g_free(list_tag_data[row][item]);
+                    }
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_LICENSOR_NAME, NULL,
+                                      COL_LICENSOR_ID, NULL,
+                                      COL_LICENSOR_PHONE1, NULL,
+                                      COL_LICENSOR_PHONE_TYPE1, NULL,
+                                      COL_LICENSOR_PHONE2, NULL,
+                                      COL_LICENSOR_PHONE_TYPE2, NULL,
+                                      COL_LICENSOR_EMAIL, NULL,
+                                      COL_LICENSOR_WEB, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp (IMAGECREATOR_HEADER, name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_IMG_CR8_NAME, list_tag_data[row][1],
+                                  COL_IMG_CR8_ID, list_tag_data[row][2],
+                                  -1);
+              for (item = 1; item < n_imagecreator + 1; item++)
+                {
+                  if (list_tag_data[row][item])
+                    {
+                      if (list_tag_data[row][item])
+                        g_free(list_tag_data[row][item]);
+                    }
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_IMG_CR8_NAME, NULL,
+                                      COL_IMG_CR8_ID, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp (ARTWORKOROBJECT_HEADER, name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_AOO_TITLE, list_tag_data[row][1],
+                                  COL_AOO_DATE_CREAT, list_tag_data[row][2],
+                                  COL_AOO_CREATOR, list_tag_data[row][3],
+                                  COL_AOO_SOURCE, list_tag_data[row][4],
+                                  COL_AOO_SRC_INV_ID, list_tag_data[row][5],
+                                  COL_AOO_CR_NOT, list_tag_data[row][6],
+                                  -1);
+              for (item = 1; item < n_artworkorobject + 1; item++)
+                {
+                  if (list_tag_data[row][item])
+                    {
+                      if (list_tag_data[row][item])
+                        g_free(list_tag_data[row][item]);
+                    }
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_AOO_TITLE, NULL,
+                                      COL_AOO_DATE_CREAT, NULL,
+                                      COL_AOO_CREATOR, NULL,
+                                      COL_AOO_SOURCE, NULL,
+                                      COL_AOO_SRC_INV_ID, NULL,
+                                      COL_AOO_CR_NOT, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp (REGISTRYID_HEADER, name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_REGISTRY_ORG_ID, list_tag_data[row][1],
+                                  COL_REGISTRY_ITEM_ID, list_tag_data[row][2],
+                                  -1);
+              for (item = 1; item < n_registryid + 1; item++)
+                {
+                  if (list_tag_data[row][item])
+                    {
+                      if (list_tag_data[row][item])
+                        g_free(list_tag_data[row][item]);
+                    }
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_REGISTRY_ORG_ID, NULL,
+                                      COL_REGISTRY_ITEM_ID, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp (COPYRIGHTOWNER_HEADER, name))
+        {
+          if (row_count > 0)
+            {
+              for (row = 1; row < row_count+1; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_CR_OWNER_NAME, list_tag_data[row][1],
+                                      COL_CR_OWNER_ID, list_tag_data[row][2],
+                                      -1);
+                  for (item = 1; item < n_copyrightowner + 1; item++)
+                    {
+                      if (list_tag_data[row][item])
+                        {
+                          if (list_tag_data[row][item])
+                            g_free(list_tag_data[row][item]);
+                        }
+                    }
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_CR_OWNER_NAME, NULL,
+                                      COL_CR_OWNER_ID, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp (LOCATIONSHOWN_HEADER, name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_LOC_SHO_SUB_LOC, list_tag_data[row][1],
+                                  COL_LOC_SHO_CITY, list_tag_data[row][2],
+                                  COL_LOC_SHO_STATE_PROV, list_tag_data[row][3],
+                                  COL_LOC_SHO_CNTRY, list_tag_data[row][4],
+                                  COL_LOC_SHO_CNTRY_ISO, list_tag_data[row][5],
+                                  COL_LOC_SHO_CNTRY_WRLD_REG, list_tag_data[row][6],
+                                  -1);
+              for (item = 1; item < n_locationshown + 1; item++)
+                {
+                  if (list_tag_data[row][item])
+                    {
+                      if (list_tag_data[row][item])
+                        g_free(list_tag_data[row][item]);
+                    }
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_LOC_SHO_SUB_LOC, NULL,
+                                      COL_LOC_SHO_CITY, NULL,
+                                      COL_LOC_SHO_STATE_PROV, NULL,
+                                      COL_LOC_SHO_CNTRY, NULL,
+                                      COL_LOC_SHO_CNTRY_ISO, NULL,
+                                      COL_LOC_SHO_CNTRY_WRLD_REG, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp ("Xmp.iptcExt.OrganisationInImageName", name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_ORG_IMG_NAME, list_tag_data[row][1],
+                                  -1);
+              if (list_tag_data[row][1])
+                {
+                   if (list_tag_data[row][1])
+                     g_free(list_tag_data[row][1]);
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_ORG_IMG_NAME, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp ("Xmp.iptcExt.OrganisationInImageCode", name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_ORG_IMG_CODE, list_tag_data[row][1],
+                                  -1);
+              if (list_tag_data[row][1])
+                {
+                   if (list_tag_data[row][1])
+                     g_free(list_tag_data[row][1]);
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_ORG_IMG_CODE, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp ("Xmp.plus.PropertyReleaseID", name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_PROP_REL_ID, list_tag_data[row][1],
+                                  -1);
+              if (list_tag_data[row][1])
+                {
+                   if (list_tag_data[row][1])
+                     g_free(list_tag_data[row][1]);
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_PROP_REL_ID, NULL,
+                                      -1);
+                }
+            }
+        }
+      else if (!strcmp ("Xmp.plus.ModelReleaseID", name))
+        {
+          for (row = 1; row < row_count+1; row++)
+            {
+              gtk_list_store_append (liststore, &iter);
+              gtk_list_store_set (liststore, &iter,
+                                  COL_MOD_REL_ID, list_tag_data[row][1],
+                                  -1);
+              if (list_tag_data[row][1])
+                {
+                   if (list_tag_data[row][1])
+                     g_free(list_tag_data[row][1]);
+                }
+            }
+
+          if (row_count < 2)
+            {
+              for (row = 0; row < 2 - row_count; row++)
+                {
+                  gtk_list_store_append (liststore, &iter);
+                  gtk_list_store_set (liststore, &iter,
+                                      COL_MOD_REL_ID, NULL,
+                                      -1);
+                }
+            }
+        }
+    }
+}
+
+const gchar *
+get_tag_ui_text (metadata_editor *args,
+                 gchar           *name,
+                 gchar           *mode)
+{
+  GObject *object;
+
+  object = gtk_builder_get_object (args->builder, name);
+
+  if (! strcmp ("single", mode))
+    {
+      GtkEntry *entry = GTK_ENTRY (object);
+      return gtk_entry_get_text (entry);
+    }
+  else if (!strcmp ("multi", mode))
+    {
+      GtkTextView   *text_view = GTK_TEXT_VIEW (object);
+      GtkTextBuffer *buffer;
+      GtkTextIter    start;
+      GtkTextIter    end;
+
+      buffer = gtk_text_view_get_buffer (text_view);
+      gtk_text_buffer_get_start_iter (buffer, &start);
+      gtk_text_buffer_get_end_iter (buffer, &end);
+
+      return gtk_text_buffer_get_text (buffer, &start, &end, TRUE);
+    }
+
+  return NULL;
+}
+
+static void
+get_list_elements (GString *xmldata, int element_count, gchar **rowtagdata)
+{
+  gint list_idx;
+
+  g_string_append (xmldata, "\t\t\t<list-element>\n");
+
+  for (list_idx = 0; list_idx < element_count; list_idx++)
+    {
+      g_string_append (xmldata, "\t\t\t\t<element>");
+
+      if (rowtagdata && rowtagdata[list_idx] && strlen(rowtagdata[list_idx]) > 0)
+        {
+          g_string_append (xmldata, rowtagdata[list_idx]);
+        }
+
+      g_string_append (xmldata, "</element>\n");
+    }
+  g_string_append (xmldata, "\t\t\t</list-element>\n");
+}
+
+gchar *
+get_tag_ui_list (metadata_editor *args, gchar *name, gchar *mode)
+{
+  GObject       *object;
+  GtkWidget     *widget;
+  GtkTreeModel  *treemodel;
+  GtkListStore  *liststore;
+  GtkTreeIter    iter;
+  GString       *xmldata;
+  gint           number_of_rows;
+  gint           row;
+  gint           has_data;
+  gchar         *tagdata[256][256];
+
+  has_data = FALSE;
+  xmldata = g_string_new ("");
+
+  object = gtk_builder_get_object (args->builder, name);
+  widget = GTK_WIDGET(object);
+
+  liststore = GTK_LIST_STORE(gtk_tree_view_get_model((GtkTreeView *)widget));
+  treemodel = GTK_TREE_MODEL (liststore);
+  number_of_rows =
+    gtk_tree_model_iter_n_children(GTK_TREE_MODEL(liststore), NULL);
+
+  for (row = 0; row < number_of_rows; row++)
+    {
+      if (gtk_tree_model_iter_nth_child(treemodel, &iter, NULL, row))
+        {
+          if (!strcmp (LICENSOR_HEADER, name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_LICENSOR_NAME, &tagdata[row][0],
+                                  COL_LICENSOR_ID, &tagdata[row][1],
+                                  COL_LICENSOR_PHONE1, &tagdata[row][2],
+                                  COL_LICENSOR_PHONE_TYPE1, &tagdata[row][3],
+                                  COL_LICENSOR_PHONE2, &tagdata[row][4],
+                                  COL_LICENSOR_PHONE_TYPE2, &tagdata[row][5],
+                                  COL_LICENSOR_EMAIL, &tagdata[row][6],
+                                  COL_LICENSOR_WEB, &tagdata[row][7],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0) ||
+                  (tagdata[row][1] != NULL && strlen(tagdata[row][1]) > 0) ||
+                  (tagdata[row][2] != NULL && strlen(tagdata[row][2]) > 0) ||
+                  (tagdata[row][3] != NULL && strlen(tagdata[row][3]) > 0) ||
+                  (tagdata[row][4] != NULL && strlen(tagdata[row][4]) > 0) ||
+                  (tagdata[row][5] != NULL && strlen(tagdata[row][5]) > 0) ||
+                  (tagdata[row][6] != NULL && strlen(tagdata[row][6]) > 0) ||
+                  (tagdata[row][7] != NULL && strlen(tagdata[row][7]) > 0))
+                {
+
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 8, tagdata[row]);
+                }
+            }
+          else if (!strcmp (COPYRIGHTOWNER_HEADER, name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_CR_OWNER_NAME, &tagdata[row][0],
+                                  COL_CR_OWNER_ID, &tagdata[row][1],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0) ||
+                  (tagdata[row][1] != NULL && strlen(tagdata[row][1]) > 0))
+                {
+                  has_data = TRUE;
+
+                  g_string_append (xmldata, "\t\t\t<list-element>\n");
+                  g_string_append (xmldata, "\t\t\t\t<element>");
+                  g_string_append (xmldata, tagdata[row][0]);
+                  g_string_append (xmldata, "</element>\n");
+                  g_string_append (xmldata, "\t\t\t\t<element>");
+                  g_string_append (xmldata, tagdata[row][1]);
+                  g_string_append (xmldata, "</element>\n");
+                  g_string_append (xmldata, "\t\t\t</list-element>\n");
+                }
+            }
+          else if (!strcmp (IMAGECREATOR_HEADER, name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_IMG_CR8_NAME, &tagdata[row][0],
+                                  COL_IMG_CR8_ID, &tagdata[row][1],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0) ||
+                  (tagdata[row][1] != NULL && strlen(tagdata[row][1]) > 0))
+                {
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 2, tagdata[row]);
+                }
+            }
+          else if (!strcmp (ARTWORKOROBJECT_HEADER, name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_AOO_TITLE, &tagdata[row][0],
+                                  COL_AOO_DATE_CREAT, &tagdata[row][1],
+                                  COL_AOO_CREATOR, &tagdata[row][2],
+                                  COL_AOO_SOURCE, &tagdata[row][3],
+                                  COL_AOO_SRC_INV_ID, &tagdata[row][4],
+                                  COL_AOO_CR_NOT, &tagdata[row][5],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0) ||
+                  (tagdata[row][1] != NULL && strlen(tagdata[row][1]) > 0) ||
+                  (tagdata[row][2] != NULL && strlen(tagdata[row][2]) > 0) ||
+                  (tagdata[row][3] != NULL && strlen(tagdata[row][3]) > 0) ||
+                  (tagdata[row][4] != NULL && strlen(tagdata[row][4]) > 0) ||
+                  (tagdata[row][5] != NULL && strlen(tagdata[row][5]) > 0))
+                {
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 6, tagdata[row]);
+                }
+            }
+          else if (!strcmp (REGISTRYID_HEADER, name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_REGISTRY_ORG_ID, &tagdata[row][0],
+                                  COL_REGISTRY_ITEM_ID, &tagdata[row][1],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0) ||
+                  (tagdata[row][1] != NULL && strlen(tagdata[row][1]) > 0))
+                {
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 2, tagdata[row]);
+                }
+            }
+          else if (!strcmp (LOCATIONSHOWN_HEADER, name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_LOC_SHO_SUB_LOC, &tagdata[row][0],
+                                  COL_LOC_SHO_CITY, &tagdata[row][1],
+                                  COL_LOC_SHO_STATE_PROV, &tagdata[row][2],
+                                  COL_LOC_SHO_CNTRY, &tagdata[row][3],
+                                  COL_LOC_SHO_CNTRY_ISO, &tagdata[row][4],
+                                  COL_LOC_SHO_CNTRY_WRLD_REG, &tagdata[row][5],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0) ||
+                  (tagdata[row][1] != NULL && strlen(tagdata[row][1]) > 0) ||
+                  (tagdata[row][2] != NULL && strlen(tagdata[row][2]) > 0) ||
+                  (tagdata[row][3] != NULL && strlen(tagdata[row][3]) > 0) ||
+                  (tagdata[row][4] != NULL && strlen(tagdata[row][4]) > 0) ||
+                  (tagdata[row][5] != NULL && strlen(tagdata[row][5]) > 0))
+                {
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 6, tagdata[row]);
+                }
+            }
+          else if (!strcmp ("Xmp.iptcExt.OrganisationInImageName", name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_ORG_IMG_NAME, &tagdata[row][0],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0))
+                {
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 1, tagdata[row]);
+                }
+            }
+          else if (!strcmp ("Xmp.iptcExt.OrganisationInImageCode", name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_ORG_IMG_CODE, &tagdata[row][0],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0))
+                {
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 1, tagdata[row]);
+                }
+            }
+          else if (!strcmp ("Xmp.plus.PropertyReleaseID", name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_PROP_REL_ID, &tagdata[row][0],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0))
+                {
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 1, tagdata[row]);
+                }
+            }
+          else if (!strcmp ("Xmp.plus.ModelReleaseID", name))
+            {
+              gtk_tree_model_get (treemodel, &iter,
+                                  COL_MOD_REL_ID, &tagdata[row][0],
+                                  -1);
+
+              if ((tagdata[row][0] != NULL && strlen(tagdata[row][0]) > 0))
+                {
+                  has_data = TRUE;
+
+                  get_list_elements (xmldata, 1, tagdata[row]);
+                }
+            }
+        }
+    }
+
+  if (has_data == TRUE)
+    {
+      gchar *xml;
+
+      xml = g_strdup (xmldata->str);
+      g_string_free(xmldata, TRUE);
+      return xml;
+    }
+
+  g_string_free(xmldata, TRUE);
+
+  return NULL;
+}
+
+gint
+get_tag_ui_combo (metadata_editor *args, gchar *name, gchar *mode)
+{
+  GObject *object;
+  GtkComboBoxText *combo;
+  gint value;
+
+  object = gtk_builder_get_object (args->builder, name);
+
+  combo = GTK_COMBO_BOX_TEXT (object);
+  value = gtk_combo_box_get_active (GTK_COMBO_BOX(combo));
+
+  return value;
+}
+
+void
+xml_parser_end_element (GMarkupParseContext  *context,
+                        const gchar          *element_name,
+                        gpointer              user_data,
+                        GError              **error)
+{
+  metadata_editor *args;
+  int i;
+
+  args = user_data;
+
+  if (strcmp (element_name, "gimp-metadata") == 0)
+    {
+      gimpmetadata = FALSE;
+    }
+  else if (strcmp (element_name, "iptc-tag") == 0)
+    {
+      iptctag = FALSE;
+#ifdef _ENABLE_IPTC_TAG_
+      if (str_tag_name && str_tag_value)
+        {
+          /* make sure to only allow supported tags */
+          for (i = 0; i < n_equivalent_metadata_tags; i++)
+            {
+              if (strcmp(equivalent_metadata_tags[i].tag, str_tag_name) == 0)
+                {
+#ifdef _SET_IPTC_TAG_
+                  set_tag_ui (args, i, str_tag_name, str_tag_value,
+                              equivalent_metadata_tags[i].mode);
+#endif
+                  if (force_write == TRUE)
+                    gexiv2_metadata_set_tag_string (args->metadata,
+                                                    str_tag_name,
+                                                    str_tag_value);
+                  break;
+                }
+            }
+        }
+#endif
+    }
+  else if (strcmp (element_name, "xmp-tag") == 0)
+    {
+      xmptag = FALSE;
+      if (strcmp (str_tag_mode, "list") != 0)
+        {
+          if (str_tag_name && str_tag_value)
+            {
+              /* make sure to only allow supported tags */
+              for (i = 0; i < n_default_metadata_tags; i++)
+                {
+                  if (strcmp(default_metadata_tags[i].tag, str_tag_name) == 0)
+                    {
+                      set_tag_ui (args, i, str_tag_name, str_tag_value,
+                                  default_metadata_tags[i].mode);
+#ifdef _ENABLE_FORCE_WRITE_
+                      if (force_write == TRUE)
+                        gexiv2_metadata_set_tag_string (args->metadata,
+                                                        str_tag_name,
+                                                        str_tag_value);
+#endif
+                      break;
+                    }
+                }
+            }
+
+        }
+      else if (strcmp (str_tag_mode, "list") == 0)
+        {
+          if (row_count > 0)
+            {
+              /* make sure to only allow supported tags */
+              for (i = 0; i < n_default_metadata_tags; i++)
+                {
+                  if (strcmp(default_metadata_tags[i].tag, str_tag_name) == 0)
+                    {
+                      set_tag_ui (args, i, str_tag_name, str_tag_value,
+                                       default_metadata_tags[i].mode);
+#ifdef _ENABLE_FORCE_WRITE_
+                      if (force_write == TRUE)
+                        gexiv2_metadata_set_tag_string (args->metadata,
+                                                        str_tag_name,
+                                                        str_tag_value);
+#endif
+                      break;
+                    }
+                }
+            }
+          row_count = 0;
+          item_count = 0;
+        }
+    }
+  else if (strcmp (element_name, "tag-value") == 0)
+    {
+      tagvalue = FALSE;
+    }
+  else if (strcmp (element_name, "tag-list-value") == 0)
+    {
+      taglistvalue = FALSE;
+    }
+  else if (strcmp (element_name, "tag-name") == 0)
+    {
+      tagname = FALSE;
+    }
+  else if (strcmp (element_name, "tag-mode") == 0)
+    {
+      tagmode = FALSE;
+    }
+  else if (strcmp (element_name, "list-element") == 0)
+    {
+      listelement = FALSE;
+      item_count = 0;
+    }
+  else if (strcmp (element_name, "element") == 0)
+    {
+      element = FALSE;
+      list_tag_data[row_count][item_count] = g_strdup(str_element);
+    }
+}
+
+gboolean
+xml_parser_parse_file (GimpXmlParser  *parser,
+                       const gchar    *filename,
+                       GError        **error)
+{
+  GIOChannel *io;
+  gboolean    success;
+
+  g_return_val_if_fail (parser != NULL, FALSE);
+  g_return_val_if_fail (filename != NULL, FALSE);
+  g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+  io = g_io_channel_new_file (filename, "r", error);
+  if (!io)
+    return FALSE;
+
+  success = xml_parser_parse_io_channel (parser, io, error);
+
+  g_io_channel_unref (io);
+
+  return success;
+}
+
+GimpXmlParser *
+xml_parser_new (const GMarkupParser *markup_parser,
+                gpointer             user_data)
+{
+  GimpXmlParser *parser;
+
+  g_return_val_if_fail (markup_parser != NULL, NULL);
+
+  parser = g_slice_new (GimpXmlParser);
+
+  parser->context = g_markup_parse_context_new (markup_parser,
+                    0, user_data, NULL);
+
+  return parser;
+}
+
+void
+xml_parser_free (GimpXmlParser *parser)
+{
+  g_return_if_fail (parser != NULL);
+
+  g_markup_parse_context_free (parser->context);
+  g_slice_free (GimpXmlParser, parser);
+}
+
+gboolean
+parse_encoding (const gchar  *text,
+                gint          text_len,
+                gchar       **encoding)
+{
+  const gchar *start;
+  const gchar *end;
+  gint         i;
+
+  g_return_val_if_fail (text, FALSE);
+
+  if (text_len < 20)
+    return FALSE;
+
+  start = g_strstr_len (text, text_len, "<?xml");
+  if (!start)
+    return FALSE;
+
+  end = g_strstr_len (start, text_len - (start - text), "?>");
+  if (!end)
+    return FALSE;
+
+  *encoding = NULL;
+
+  text_len = end - start;
+  if (text_len < 12)
+    return TRUE;
+
+  start = g_strstr_len (start + 1, text_len - 1, "encoding");
+  if (!start)
+    return TRUE;
+
+  start += 8;
+
+  while (start < end && *start == ' ')
+    start++;
+
+  if (*start != '=')
+    return TRUE;
+
+  start++;
+
+  while (start < end && *start == ' ')
+    start++;
+
+  if (*start != '\"' && *start != '\'')
+    return TRUE;
+
+  text_len = end - start;
+  if (text_len < 1)
+    return TRUE;
+
+  for (i = 1; i < text_len; i++)
+    if (start[i] == start[0])
+      break;
+
+  if (i == text_len || i < 3)
+    return TRUE;
+
+  *encoding = g_strndup (start + 1, i - 1);
+
+  return TRUE;
+}
+
+gboolean
+xml_parser_parse_io_channel (GimpXmlParser  *parser,
+                             GIOChannel     *io,
+                             GError        **error)
+{
+  GIOStatus    status;
+  gchar        buffer[4096];
+  gsize        len = 0;
+  gsize        bytes;
+  const gchar *io_encoding;
+  gchar       *encoding = NULL;
+
+  g_return_val_if_fail (parser != NULL, FALSE);
+  g_return_val_if_fail (io != NULL, FALSE);
+  g_return_val_if_fail (error == NULL || *error == NULL, FALSE);
+
+  io_encoding = g_io_channel_get_encoding (io);
+  if (g_strcmp0 (io_encoding, "UTF-8"))
+    {
+      g_warning ("xml_parser_parse_io_channel():\n"
+                 "The encoding has already been set on this GIOChannel!");
+      return FALSE;
+    }
+
+  /* try to determine the encoding */
+
+  g_io_channel_set_encoding (io, NULL, NULL);
+
+  while (len < sizeof (buffer))
+    {
+      status = g_io_channel_read_chars (io, buffer + len, 1, &bytes, error);
+      len += bytes;
+
+      if (status == G_IO_STATUS_ERROR)
+        return FALSE;
+      if (status == G_IO_STATUS_EOF)
+        break;
+
+      if (parse_encoding (buffer, len, &encoding))
+        break;
+    }
+
+  if (encoding)
+    {
+      if (! g_io_channel_set_encoding (io, encoding, error))
+        return FALSE;
+
+      if (encoding)
+        g_free (encoding);
+    }
+  else
+    {
+      g_io_channel_set_encoding (io, "UTF-8", NULL);
+    }
+
+  while (TRUE)
+    {
+      if (!g_markup_parse_context_parse (parser->context, buffer, len, error))
+        return FALSE;
+
+      status = g_io_channel_read_chars (io,
+                                        buffer, sizeof (buffer), &len, error);
+
+      switch (status)
+        {
+        case G_IO_STATUS_ERROR:
+          return FALSE;
+        case G_IO_STATUS_EOF:
+          return g_markup_parse_context_end_parse (parser->context, error);
+        case G_IO_STATUS_NORMAL:
+        case G_IO_STATUS_AGAIN:
+          break;
+        }
+    }
+}
+