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File gnome-desktop2-fate300461-desktop-gettext.patch of Package gnome-desktop2

Index: libgnome-desktop/gnome-desktop-item.c
===================================================================
--- libgnome-desktop/gnome-desktop-item.c.orig
+++ libgnome-desktop/gnome-desktop-item.c
@@ -85,6 +85,7 @@ struct _GnomeDesktopItem {
 	GHashTable *main_hash;
 
 	char *location;
+	const char *gettext_domain;
 
 	time_t mtime;
 
@@ -140,6 +141,8 @@ static GnomeDesktopItem *gnome_desktop_i
 
 static void update_recently_used_apps (const GnomeDesktopItem *item);
 
+static const char *lookup (const GnomeDesktopItem *item, const char *key);
+
 static int
 readbuf_getc (ReadBuf *rb)
 {
@@ -387,6 +390,7 @@ gnome_desktop_item_new (void)
 				       "1.0");
 
 	retval->launch_time = 0;
+	retval->gettext_domain = NULL;
 
 	return retval;
 }
@@ -465,6 +469,10 @@ gnome_desktop_item_copy (const GnomeDesk
 			      copy_string_hash,
 			      retval->main_hash);
 
+	retval->gettext_domain = lookup (retval, GNOME_DESKTOP_ITEM_GETTEXT_DOMAIN);
+	if (!retval->gettext_domain)
+		retval->gettext_domain = "desktop_translations";
+
 	return retval;
 }
 
@@ -916,6 +924,9 @@ gnome_desktop_item_unref (GnomeDesktopIt
 	g_free (item->location);
 	item->location = NULL;
 
+	/* no need to free it, it's a const key */
+	item->gettext_domain = NULL;
+
 	g_free (item);
 }
 
@@ -1004,6 +1015,71 @@ lookup_locale (const GnomeDesktopItem *i
 }
 
 static const char *
+lookup_gettext (const GnomeDesktopItem *item, const char *key)
+{
+	const char *ret;
+	const char *msg_locale;
+	const char *value;
+
+	ret = NULL;
+
+	/* we're only interested in gettext translation if we don't have a
+	 * translation in the .desktop file itself and if the key is one of the
+	 * keys we know we want to translate: Name, GenericName, Comment.
+	 * Blindly doing this for all keys can give strange result for the
+	 * icons, since the Icon is a locale string in the spec, eg. */
+	if (!(item->gettext_domain &&
+	      (strcmp (key, GNOME_DESKTOP_ITEM_NAME) == 0 ||
+	       strcmp (key, GNOME_DESKTOP_ITEM_GENERIC_NAME) == 0 ||
+	       strcmp (key, GNOME_DESKTOP_ITEM_COMMENT) == 0)))
+		return NULL;
+
+	msg_locale = setlocale (LC_MESSAGES, NULL);
+	if (!msg_locale)
+		return NULL;
+
+	value = lookup (item, key);
+	if (value == NULL || value[0] == '\0')
+		return NULL;
+
+	if (item->location) {
+		GFile *file;
+		char  *basename;
+
+		file = g_file_new_for_uri (item->location);
+		basename = g_file_get_basename (file);
+		g_object_unref (file);
+
+		if (basename) {
+			char *context;
+			char *context_value;
+
+			context = g_strdup_printf ("%s(%s)", key,
+						   basename);
+			context_value = g_strdup_printf ("%s%s%s",
+							 context, ": ", value);
+			ret = g_dgettext (item->gettext_domain,
+					  context_value);
+			if (ret == context_value)
+				ret = NULL;
+
+			g_free (context_value);
+			g_free (context);
+			g_free (basename);
+		}
+	}
+
+	if (!ret) {
+		ret = g_dgettext (item->gettext_domain, value);
+		/* don't accept no translation */
+		if (ret == value)
+			ret = NULL;
+	}
+
+	return ret;
+}
+
+static const char *
 lookup_best_locale (const GnomeDesktopItem *item, const char *key)
 {
 	const char * const *langs_pointer;
@@ -1013,6 +1089,14 @@ lookup_best_locale (const GnomeDesktopIt
 	for (i = 0; langs_pointer[i] != NULL; i++) {
 		const char *ret = NULL;
 
+		/* if we reach C, it means there were no inline translations so
+		 * far, so let's try gettext first */
+		if (strcmp (langs_pointer[i], "C") == 0) {
+			ret = lookup_gettext (item, key);
+			if (ret != NULL)
+				return ret;
+		}
+
 		ret = lookup_locale (item, key, langs_pointer[i]);
 		if (ret != NULL)
 			return ret;
@@ -2720,11 +2804,21 @@ gnome_desktop_item_get_localestring_lang
 					  const char *attr,
 					  const char *language)
 {
+	const char *msg_locale;
+	const char *ret;
+
 	g_return_val_if_fail (item != NULL, NULL);
 	g_return_val_if_fail (item->refcount > 0, NULL);
 	g_return_val_if_fail (attr != NULL, NULL);
 
-	return lookup_locale (item, attr, language);
+	msg_locale = setlocale (LC_MESSAGES, NULL);
+
+	ret = lookup_locale (item, attr, language);
+	/* let's try gettext if the requested language is the current one */
+	if (!ret && language && strcmp (msg_locale, language))
+		ret = lookup_gettext (item, attr);
+
+	return ret;
 }
 
 /**
@@ -2752,6 +2846,14 @@ gnome_desktop_item_get_attr_locale (cons
 	for (i = 0; langs_pointer[i] != NULL; i++) {
 		const char *value = NULL;
 
+		/* if we reach C, it means there were no inline translations so
+		 * far, so let's try gettext first */
+		if (strcmp (langs_pointer[i], "C") == 0) {
+			value = lookup_gettext (item, attr);
+			if (value)
+				return setlocale (LC_MESSAGES, NULL);
+		}
+
 		value = lookup_locale (item, attr, langs_pointer[i]);
 		if (value)
 			return langs_pointer[i];
@@ -2772,6 +2874,9 @@ gnome_desktop_item_get_languages (const
 
 	for (li = item->languages; li != NULL; li = li->next) {
 		char *language = li->data;
+		/* no gettext support here: this wouldn't give us a lot. Worst
+		 * case, an desktop item editor won't see that there's a
+		 * translation for the current locale. */
 		if (attr == NULL ||
 		    lookup_locale (item, attr, language) != NULL) {
 			list = g_list_prepend (list, language);
@@ -3489,6 +3594,8 @@ try_english_key (GnomeDesktopItem *item,
 
 	str = NULL;
 	for (i = 0; locales[i] != NULL && str == NULL; i++) {
+		/* no gettext support here: this function is for broken
+		 * .desktop files anyway */
 		str = g_strdup (lookup_locale (item, key, locales[i]));
 	}
 	if (str != NULL) {
@@ -3757,6 +3864,10 @@ ditem_load (ReadBuf *rb,
 
 	readbuf_close (rb);
 
+	item->gettext_domain = lookup (item, GNOME_DESKTOP_ITEM_GETTEXT_DOMAIN);
+	if (!item->gettext_domain)
+		item->gettext_domain = "desktop_translations";
+
 	return item;
 }
 
Index: libgnome-desktop/libgnome/gnome-desktop-item.h
===================================================================
--- libgnome-desktop/libgnome/gnome-desktop-item.h.orig
+++ libgnome-desktop/libgnome/gnome-desktop-item.h
@@ -95,6 +95,7 @@ typedef struct _GnomeDesktopItem GnomeDe
 #define GNOME_DESKTOP_ITEM_SORT_ORDER	"SortOrder" /* strings */
 #define GNOME_DESKTOP_ITEM_URL		"URL" /* string */
 #define GNOME_DESKTOP_ITEM_DOC_PATH	"X-GNOME-DocPath" /* string */
+#define GNOME_DESKTOP_ITEM_GETTEXT_DOMAIN "X-SUSE-Gettext-Domain" /* string */

 /* The vfolder proposal */
 #define GNOME_DESKTOP_ITEM_CATEGORIES	"Categories" /* string */