shell: remove metadata migration code

taken from:
https://git.gnome.org/browse/evince/commit/?id=8713e9adcd884d32d4d49e675a001bb26c590dcc

this metadata convert tool had been added to Evince back in 2009, and
I'm not sure it ever worked in Atril. time to drop it anyway.

3 files changed, 2 insertions, 409 deletions

diff --git a/shell/Makefile.am b/shell/Makefile.am
index f161315a..162c21b2 100644
--- a/shell/Makefile.am
+++ b/shell/Makefile.am
@@ -24,9 +24,8 @@ AM_CPPFLAGS=							\
 
 bin_PROGRAMS=atril
 
-libexec_PROGRAMS=atril-convert-metadata
 if ENABLE_DBUS
-libexec_PROGRAMS += atrild
+libexec_PROGRAMS = atrild
 endif
 
 atril_SOURCES=				\
@@ -115,12 +114,6 @@ atril_LDADD=										\
 
 BUILT_SOURCES = ev-marshal.h ev-marshal.c
 
-atril_convert_metadata_SOURCES=	\
-	ev-convert-metadata.c
-
-atril_convert_metadata_LDADD=		\
-	$(SHELL_LIBS)
-
 if ENABLE_DBUS
 atrild_SOURCES=			\
 	ev-daemon.c
diff --git a/shell/ev-convert-metadata.c b/shell/ev-convert-metadata.c
deleted file mode 100644
index bb3840cd..00000000
--- a/shell/ev-convert-metadata.c
+++ /dev/null
@@ -1,306 +0,0 @@
-/* ev-convert-metadata.c
- *  this file is part of atril, a mate document viewer
- *
- * Copyright (C) 2009 Carlos Garcia Campos  <[email protected]>
- *
- * Atril 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 2 of the License, or
- * (at your option) any later version.
- *
- * Atril 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, write to the Free Software
- * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
- */
-
-//#include <config.h>
-
-#include <gtk/gtk.h>
-#include <glib.h>
-#include <gio/gio.h>
-#include <glib/gi18n.h>
-#include <string.h>
-#include <libxml/tree.h>
-#include <X11/Xlib.h>
-#define EV_METADATA_NAMESPACE "metadata::atril"
-
-#if GTK_CHECK_VERSION (3, 0, 0)
-#define gtk_vbox_new(X,Y) gtk_box_new(GTK_ORIENTATION_VERTICAL,Y)
-#endif
-
-typedef struct {
-	xmlNodePtr cur;
-	xmlChar *uri;
-} DocItem;
-
-typedef struct {
-	GtkWidget *progress;
-	GtkWidget *label;
-
-	xmlDocPtr doc;
-	GList *items;
-	GList *current;
-	guint n_item;
-} ConvertData;
-
-static void
-free_doc_item (DocItem *item)
-{
-	xmlFree (item->uri);
-	g_free (item);
-}
-
-static void
-convert_finish (ConvertData *data)
-{
-	g_list_foreach (data->items, (GFunc)free_doc_item, NULL);
-	g_list_free (data->items);
-	xmlFreeDoc (data->doc);
-	g_free (data);
-
-	gtk_main_quit ();
-}
-
-static gboolean
-convert_file (ConvertData *data)
-{
-	GFile *file;
-	DocItem *item;
-	const gchar *uri;
-	xmlNodePtr node;
-	xmlNodePtr cur;
-	gint total, current;
-	gchar *text;
-
-	if (!data->current)
-		return FALSE;
-
-	item = (DocItem *) data->current->data;
-	uri = (const gchar *)item->uri;
-	node = item->cur;
-	data->current = g_list_next (data->current);
-
-	/* Update progress information */
-	total = g_list_length (data->items);
-	current = ++(data->n_item);
-
-	text = g_strdup_printf (_("Converting %s"), uri);
-	gtk_label_set_text (GTK_LABEL (data->label), text);
-	g_free (text);
-
-	text = g_strdup_printf (_("%d of %d documents converted"), current, total);
-	gtk_progress_bar_set_text (GTK_PROGRESS_BAR (data->progress), text);
-	g_free (text);
-	gtk_progress_bar_set_fraction (GTK_PROGRESS_BAR (data->progress),
-				       (gdouble)(current - 1) / total);
-
-	file = g_file_new_for_uri (uri);
-	if (!g_file_query_exists (file, NULL)) {
-		g_printerr ("Uri %s does not exist\n", uri);
-		g_object_unref (file);
-
-		return data->current != NULL;
-	}
-
-	for (cur = node->xmlChildrenNode; cur != NULL; cur = cur->next) {
-		xmlChar *key;
-		xmlChar *value;
-
-		if (xmlStrcmp (cur->name, (const xmlChar *)"entry") != 0)
-			continue;
-
-		key = xmlGetProp (cur, (const xmlChar *)"key");
-		value = xmlGetProp (cur, (const xmlChar *)"value");
-		if (key && value) {
-			GFileInfo *info;
-			gchar *gio_key;
-			GError *error = NULL;
-
-			info = g_file_info_new ();
-
-			gio_key = g_strconcat (EV_METADATA_NAMESPACE"::", key, NULL);
-			g_file_info_set_attribute_string (info, gio_key, (const gchar *)value);
-			g_free (gio_key);
-
-			if (!g_file_set_attributes_from_info (file, info, 0, NULL, &error)) {
-				g_printerr ("Error setting metadata for %s: %s\n",
-					    uri, error->message);
-				g_error_free (error);
-			}
-
-			g_object_unref (info);
-		}
-
-		if (key)
-			xmlFree (key);
-		if (value)
-			xmlFree (value);
-	}
-
-	g_object_unref (file);
-
-	return data->current != NULL;
-}
-
-static void
-convert_metadata_cancel (GtkDialog   *dialog,
-			 gint         response_id,
-			 ConvertData *data)
-{
-	convert_finish (data);
-	exit (1);
-}
-
-static void
-show_progress_dialog (ConvertData *data)
-{
-	GtkWidget *dialog;
-	GtkWidget *action_area;
-	GtkWidget *vbox, *pbox;
-	GtkWidget *label;
-	GtkWidget *progress;
-	gchar     *text;
-
-	dialog = gtk_dialog_new_with_buttons (_("Converting metadata"),
-					      NULL,
-					      GTK_DIALOG_MODAL,
-					      GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
-					      NULL);
-	action_area = gtk_dialog_get_action_area (GTK_DIALOG (dialog));
-	gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
-	gtk_container_set_border_width (GTK_CONTAINER (action_area), 5);
-	gtk_box_set_spacing (GTK_BOX (action_area), 6);
-
-	vbox = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
-	gtk_box_set_spacing (GTK_BOX (vbox), 12);
-
-	label = gtk_label_new (NULL);
-	gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
-	gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.0);
-	text = g_strdup_printf ("<b>%s</b>", _("Converting metadata"));
-	gtk_label_set_markup (GTK_LABEL (label), text);
-	g_free (text);
-	gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
-	gtk_widget_show (label);
-
-	label = gtk_label_new (_("The metadata format used by Atril "
-				 "has changed, and hence it needs to be migrated. "
-				 "If the migration is cancelled the metadata "
-				 "storage will not work."));
-	gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.0);
-	gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
-	gtk_box_pack_start (GTK_BOX (vbox), label, TRUE, TRUE, 0);
-	gtk_widget_show (label);
-
-	pbox = gtk_vbox_new (FALSE, 6);
-	progress = gtk_progress_bar_new ();
-	data->progress = progress;
-	gtk_box_pack_start (GTK_BOX (pbox), progress, TRUE, TRUE, 0);
-	gtk_widget_show (progress);
-
-	label = gtk_label_new (NULL);
-	data->label = label;
-	gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.0);
-	gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_END);
-	gtk_box_pack_start (GTK_BOX (pbox), label, FALSE, FALSE, 0);
-	gtk_widget_show (label);
-
-	gtk_box_pack_start (GTK_BOX (vbox), pbox, TRUE, TRUE, 0);
-	gtk_widget_show (pbox);
-
-	g_signal_connect (dialog, "response",
-			  G_CALLBACK (convert_metadata_cancel),
-			  data);
-
-	gtk_widget_show (dialog);
-}
-
-static gboolean
-convert_metadata_file (const gchar *filename)
-{
-	ConvertData *data;
-	xmlDocPtr doc;
-	xmlNodePtr cur;
-
-	if (!g_file_test (filename, G_FILE_TEST_EXISTS))
-		return FALSE;
-
-	doc = xmlParseFile (filename);
-	if (!doc) {
-		g_printerr ("Error loading metadata file %s\n", filename);
-		return FALSE;
-	}
-
-	cur = xmlDocGetRootElement (doc);
-	if (!cur) {
-		g_printerr ("Metadata file %s is empty\n", filename);
-		xmlFreeDoc (doc);
-		return TRUE;
-	}
-
-	if (xmlStrcmp (cur->name, (const xmlChar *) "metadata")) {
-		g_printerr ("File %s is not a valid atril metadata file\n", filename);
-		xmlFreeDoc (doc);
-		return FALSE;
-	}
-
-	data = g_new0 (ConvertData, 1);
-	data->doc = doc;
-
-	for (cur = cur->xmlChildrenNode; cur != NULL; cur = cur->next) {
-		xmlChar *uri;
-		DocItem *item;
-
-		if (xmlStrcmp (cur->name, (const xmlChar *)"document") != 0)
-			continue;
-
-		uri = xmlGetProp (cur, (const xmlChar *)"uri");
-		if (!uri)
-			continue;
-
-		item = g_new (DocItem, 1);
-		item->uri = uri;
-		item->cur = cur;
-		data->items = g_list_prepend (data->items, item);
-	}
-
-	if (!data->items) {
-		xmlFreeDoc (data->doc);
-		g_free (data);
-
-		return TRUE;
-	}
-
-	show_progress_dialog (data);
-
-	data->current = data->items;
-	g_idle_add_full (G_PRIORITY_DEFAULT_IDLE,
-			 (GSourceFunc)convert_file,
-			 data,
-			 (GDestroyNotify)convert_finish);
-
-	return TRUE;
-}
-
-gint
-main (gint argc, gchar **argv)
-{
-	if (argc != 2) {
-		g_printerr ("%s\n", "Usage: atril-convert-metadata FILE");
-		return 1;
-	}
-	XInitThreads();
-	gtk_init (&argc, &argv);
-
-	if (!convert_metadata_file (argv[1]))
-		return 1;
-
-	gtk_main ();
-
-	return 0;
-}
diff --git a/shell/ev-daemon.c b/shell/ev-daemon.c
index 0448872e..897b16e7 100644
--- a/shell/ev-daemon.c
+++ b/shell/ev-daemon.c
@@ -1,4 +1,4 @@
-/* ev-metadata.c
+/* ev-daemon.c
  *  this file is part of atril, a mate document viewer
  *
  * Copyright (C) 2009 Carlos Garcia Campos  <[email protected]>
@@ -115,98 +115,6 @@ ev_daemon_maybe_start_killtimer (gpointer data)
 }
 
 static gboolean
-convert_metadata (const gchar *metadata)
-{
-	GFile   *file;
-	char    *argv[3];
-	gint     exit_status;
-	GFileAttributeInfoList *namespaces;
-	gboolean supported = FALSE;
-	GError  *error = NULL;
-	gboolean retval;
-
-	/* If metadata is not supported for a local file
-	 * is likely because and old gvfs version is running.
-	 */
-	file = g_file_new_for_path (metadata);
-	namespaces = g_file_query_writable_namespaces (file, NULL, NULL);
-	if (namespaces) {
-		gint i;
-
-		for (i = 0; i < namespaces->n_infos; i++) {
-			if (strcmp (namespaces->infos[i].name, "metadata") == 0) {
-				supported = TRUE;
-				break;
-			}
-		}
-		g_file_attribute_info_list_unref (namespaces);
-	}
-	if (!supported) {
-		g_warning ("GVFS metadata not supported. "
-			   "Atril will run without metadata support.\n");
-		g_object_unref (file);
-		return FALSE;
-	}
-	g_object_unref (file);
-
-	argv[0] = g_build_filename (LIBEXECDIR, "atril-convert-metadata", NULL);
-	argv[1] = (char *) metadata;
-	argv[2] = NULL;
-
-	retval = g_spawn_sync (NULL /* wd */, argv, NULL /* env */,
-			       0, NULL, NULL, NULL, NULL,
-			       &exit_status, &error);
-	g_free (argv[0]);
-
-	if (!retval) {
-		g_printerr ("Error migrating metadata: %s\n", error->message);
-		g_error_free (error);
-	}
-
-	return retval && WIFEXITED (exit_status) && WEXITSTATUS (exit_status) == 0;
-}
-
-static void
-ev_migrate_metadata (void)
-{
-	gchar       *updated;
-	gchar       *metadata;
-	gchar       *dot_dir;
-	const gchar *userdir;
-
-	userdir = g_getenv ("MATE22_USER_DIR");
-	if (userdir) {
-		dot_dir = g_build_filename (userdir, "atril", NULL);
-	} else {
-		dot_dir = g_build_filename(g_get_user_config_dir(), "atril", NULL);
-	}
-
-	updated = g_build_filename (dot_dir, "migrated-to-gvfs", NULL);
-	if (g_file_test (updated, G_FILE_TEST_EXISTS)) {
-		/* Already migrated */
-		g_free (updated);
-		g_free (dot_dir);
-		return;
-	}
-
-	metadata = g_build_filename (dot_dir, "ev-metadata.xml", NULL);
-	if (g_file_test (metadata, G_FILE_TEST_EXISTS)) {
-		if (convert_metadata (metadata)) {
-			gint fd;
-
-			fd = g_creat (updated, 0600);
-			if (fd != -1) {
-				close (fd);
-			}
-		}
-	}
-
-	g_free (dot_dir);
-	g_free (updated);
-	g_free (metadata);
-}
-
-static gboolean
 spawn_atril (const gchar *uri)
 {
 	gchar   *argv[3];
@@ -492,8 +400,6 @@ name_acquired_cb (GDBusConnection *connection,
                   const gchar     *name,
                   gpointer         user_data)
 {
-	ev_migrate_metadata ();
-
 	ev_daemon_maybe_start_killtimer (user_data);
 }