Internationalisation

6 files changed, 196 insertions, 34 deletions

diff --git a/CMakeLists.txt b/CMakeLists.txt
index fe93d77..e83ddc1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -23,6 +23,13 @@ pkg_check_modules (dependencies REQUIRED ncursesw glib-2.0 gio-2.0 pango)
 
 include_directories (${dependencies_INCLUDE_DIRS})
 
+# Localization
+find_package (Gettext REQUIRED)
+file (GLOB project_PO_FILES ${CMAKE_CURRENT_SOURCE_DIR}/po/*.po)
+GETTEXT_CREATE_TRANSLATIONS (
+	${CMAKE_CURRENT_SOURCE_DIR}/po/${CMAKE_PROJECT_NAME}.pot
+	ALL ${project_PO_FILES})
+
 # Project source files
 set (project_common_sources
 	src/generator.c
diff --git a/config.h.in b/config.h.in
index 79bf191..adc32d8 100644
--- a/config.h.in
+++ b/config.h.in
@@ -5,5 +5,8 @@
 #define PROJECT_VERSION "${project_VERSION}"
 #define PROJECT_URL "${project_URL}"
 
+#define GETTEXT_PACKAGE PROJECT_NAME
+#define GETTEXT_DIRNAME "${CMAKE_INSTALL_PREFIX}/share/locale"
+
 #endif /* ! CONFIG_H */
 
diff --git a/po/make-template.sh b/po/make-template.sh
new file mode 100755
index 0000000..d34c8d0
--- /dev/null
+++ b/po/make-template.sh
@@ -0,0 +1,47 @@
+#!/bin/sh
+# This shell script generates the translation template.
+#
+# The reason for this not being inside CMakeLists.txt
+# is that the translator should not need to run the whole
+# configuration process just to get this single stupid file.
+
+# Get the directory this script resides in so that the user
+# doesn't have to run the script from there
+DIR=$(dirname $0)
+
+# Collect source files
+SOURCES=$(echo $DIR/../src/*.c)
+
+# Get the package name from CMakeLists.txt
+PACKAGE=$(sed -n '/^[ \t]*project[ \t]*([ \t]*\([^ \t)]\{1,\}\).*).*/{s//\1/p;q}' \
+	$DIR/../CMakeLists.txt)
+
+# Get the package version from CMakeLists.txt
+EXP_BEG='/^[ \t]*set[ \t]*([ \t]*project_VERSION_'
+EXP_END='[ \t]\{1,\}"\{0,1\}\([^)"]\{1,\}\)"\{0,1\}).*/{s//\1/p;q}'
+
+MAJOR=$(sed -n "${EXP_BEG}MAJOR${EXP_END}" $DIR/../CMakeLists.txt)
+MINOR=$(sed -n "${EXP_BEG}MINOR${EXP_END}" $DIR/../CMakeLists.txt)
+PATCH=$(sed -n "${EXP_BEG}PATCH${EXP_END}" $DIR/../CMakeLists.txt)
+
+if [ "$MAJOR" != "" ]; then
+	VERSION=$MAJOR
+	if [ "$MINOR" != "" ]; then
+		VERSION=$VERSION.$MINOR
+		if [ "$PATCH" != "" ]; then
+			VERSION=$VERSION.$PATCH
+		fi
+	fi
+fi
+
+if [ -z "$PACKAGE" -o -z "$VERSION" ]; then
+	echo "Failed to get information from CMakeLists.txt"
+	exit 1
+fi
+
+# Finally make the template
+xgettext -LC -k_ -kN_ $SOURCES -o "$DIR/$PACKAGE.pot" \
+	--package-name="$PACKAGE" --package-version="$VERSION" \
+	--copyright-holder="Přemysl Janouch" \
+	--msgid-bugs-address="https://github.com/pjanouch/$PACKAGE/issues"
+
diff --git a/po/sdtui.pot b/po/sdtui.pot
new file mode 100644
index 0000000..7e71091
--- /dev/null
+++ b/po/sdtui.pot
@@ -0,0 +1,110 @@
+# SOME DESCRIPTIVE TITLE.
+# Copyright (C) 2013 Přemysl Janouch
+# This file is distributed under the same license as the sdtui package.
+# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
+#
+#, fuzzy
+msgid ""
+msgstr ""
+"Project-Id-Version: sdtui 0.1.0\n"
+"Report-Msgid-Bugs-To: https://github.com/pjanouch/sdtui/issues\n"
+"POT-Creation-Date: 2013-05-19 04:58+0200\n"
+"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
+"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
+"Language-Team: LANGUAGE <LL@li.org>\n"
+"Language: \n"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+
+#: ../src/sdtui.c:230
+msgid "error in entry"
+msgstr ""
+
+#: ../src/sdtui.c:249
+msgid "no usable field found"
+msgstr ""
+
+#: ../src/sdtui.c:295
+msgid "Error loading dictionary"
+msgstr ""
+
+#: ../src/sdtui.c:308
+msgid "Search"
+msgstr ""
+
+#: ../src/sdtui.c:440
+msgid "Terminal UI for StarDict dictionaries"
+msgstr ""
+
+#: ../src/sdtui.c:443
+msgid "Type to search"
+msgstr ""
+
+#: ../src/sdtui.c:1054
+msgid "Output version information and exit"
+msgstr ""
+
+#: ../src/sdtui.c:1067
+msgid "dictionary.ifo - StarDict terminal UI"
+msgstr ""
+
+#: ../src/sdtui.c:1072
+msgid "Error"
+msgstr ""
+
+#: ../src/sdtui.c:1072
+msgid "option parsing failed"
+msgstr ""
+
+#: ../src/stardict.c:136
+msgid "invalid header format"
+msgstr ""
+
+#: ../src/stardict.c:268
+msgid "version not specified"
+msgstr ""
+
+#: ../src/stardict.c:279
+msgid "invalid version"
+msgstr ""
+
+#: ../src/stardict.c:294
+msgid "unknown key, ignoring"
+msgstr ""
+
+#: ../src/stardict.c:311
+msgid "invalid integer"
+msgstr ""
+
+#: ../src/stardict.c:321
+msgid "option format error"
+msgstr ""
+
+#: ../src/stardict.c:331
+msgid "no book name specified"
+msgstr ""
+
+#: ../src/stardict.c:337
+msgid "word count not specified"
+msgstr ""
+
+#: ../src/stardict.c:343
+msgid "index file size not specified"
+msgstr ""
+
+#: ../src/stardict.c:352
+msgid "invalid index offset bits"
+msgstr ""
+
+#: ../src/stardict.c:679
+msgid "cannot find .idx file"
+msgstr ""
+
+#: ../src/stardict.c:702
+msgid "cannot find .dict file"
+msgstr ""
+
+#: ../src/stardict.c:861 ../src/stardict.c:886
+msgid "invalid data entry"
+msgstr ""
diff --git a/src/sdtui.c b/src/sdtui.c
index 9ac7e71..2bf08e6 100644
--- a/src/sdtui.c
+++ b/src/sdtui.c
@@ -31,6 +31,7 @@
 #include <gio/gio.h>
 #include <pango/pango.h>
 #include <ncurses.h>
+#include <glib/gi18n.h>
 
 #include <unistd.h>
 #include <poll.h>
@@ -75,8 +76,6 @@ typedef enum {
 	KEY_ALT_RIGHT                      //!< Alt + Right arrow
 } ExtraKeyCode;                        //!< Translated key codes above KEY_MAX
 
-#define _(x)  x                        /**< Fake gettext, for now. */
-
 // --- Utilities ---------------------------------------------------------------
 
 static int
@@ -293,7 +292,7 @@ app_init (Application *self, const gchar *filename)
 	self->dict = stardict_dict_new (filename, &error);
 	if (!self->dict)
 	{
-		g_printerr ("Error loading dictionary: %s\n", error->message);
+		g_printerr ("%s: %s\n", _("Error loading dictionary"), error->message);
 		exit (EXIT_FAILURE);
 	}
 
@@ -306,11 +305,7 @@ app_init (Application *self, const gchar *filename)
 	self->entries = g_ptr_array_new_with_free_func
 		((GDestroyNotify) view_entry_free);
 
-	gchar *search_label = g_strdup_printf ("%s: ", _("Search"));
-	self->search_label = g_locale_to_utf8 (search_label, -1, NULL, NULL, NULL);
-	g_free (search_label);
-
-	g_assert (self->search_label != NULL);
+	self->search_label = g_strdup_printf ("%s: ", _("Search"));
 
 	self->input = g_array_new (TRUE, FALSE, sizeof (gunichar));
 	self->input_pos = 0;
@@ -439,23 +434,16 @@ app_show_message (Application *self, const gchar *lines[], gsize len)
 static void
 app_show_help (Application *self)
 {
-	gchar *description = g_locale_to_utf8
-		(_("Terminal UI for StarDict dictionaries"), -1, NULL, NULL, NULL);
-	gchar *type_to_search = g_locale_to_utf8
-		(_("Type to search"), -1, NULL, NULL, NULL);
-
 	const gchar *lines[] =
 	{
 		PROJECT_NAME " " PROJECT_VERSION,
-		description,
+		_("Terminal UI for StarDict dictionaries"),
 		"Copyright (c) 2013, Přemysl Janouch",
 		"",
-		type_to_search
+		_("Type to search")
 	};
 
 	app_show_message (self, lines, G_N_ELEMENTS (lines));
-	g_free (description);
-	g_free (type_to_search);
 }
 
 /** Redraw the dictionary view. */
@@ -1063,17 +1051,22 @@ G_GNUC_END_IGNORE_DEPRECATIONS
 	{
 		{ "version", 0, G_OPTION_FLAG_IN_MAIN,
 		  G_OPTION_ARG_NONE, &show_version,
-		  "Output version information and exit", NULL },
+		  N_("Output version information and exit"), NULL },
 		{ NULL }
 	};
 
 	if (!setlocale (LC_ALL, ""))
 		abort ();
 
+	bindtextdomain (GETTEXT_PACKAGE, GETTEXT_DIRNAME);
+	bind_textdomain_codeset (GETTEXT_PACKAGE, "UTF-8");
+	textdomain (GETTEXT_PACKAGE);
+
 	GError *error = NULL;
 	GOptionContext *ctx = g_option_context_new
-		("dictionary.ifo - StarDict terminal UI");
-	g_option_context_add_main_entries (ctx, entries, NULL);
+		(N_("dictionary.ifo - StarDict terminal UI"));
+	g_option_context_add_main_entries (ctx, entries, GETTEXT_PACKAGE);
+	g_option_context_set_translation_domain (ctx, GETTEXT_PACKAGE);
 	if (!g_option_context_parse (ctx, &argc, &argv, &error))
 	{
 		g_printerr ("%s: %s: %s\n", _("Error"), _("option parsing failed"),
diff --git a/src/stardict.c b/src/stardict.c
index 5361c5e..4e3f5bd 100644
--- a/src/stardict.c
+++ b/src/stardict.c
@@ -25,6 +25,7 @@
 
 #include <glib.h>
 #include <gio/gio.h>
+#include <glib/gi18n.h>
 
 #include "stardict.h"
 #include "stardict-private.h"
@@ -132,7 +133,7 @@ ifo_reader_init (IfoReader *ir, const gchar *path, GError **error)
 	 || strncmp (contents, first_line, sizeof first_line - 1))
 	{
 		g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-			"%s: invalid header format", path);
+			"%s: %s", path, _("invalid header format"));
 		return FALSE;
 	}
 
@@ -264,7 +265,7 @@ load_ifo (StardictInfo *sti, const gchar *path, GError **error)
 	if (ifo_reader_read (&ir) != 1 || strcmp (ir.key, "version"))
 	{
 		g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-			"%s: version not specified", path);
+			"%s: %s", path, _("version not specified"));
 		goto error;
 	}
 
@@ -275,7 +276,7 @@ load_ifo (StardictInfo *sti, const gchar *path, GError **error)
 	else
 	{
 		g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-			"%s: invalid version: %s", path, ir.value);
+			"%s: %s: %s", path, _("invalid version"), ir.value);
 		goto error;
 	}
 
@@ -290,7 +291,7 @@ load_ifo (StardictInfo *sti, const gchar *path, GError **error)
 		if (i == _stardict_ifo_keys_length)
 		{
 			g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-				"%s: unknown key, ignoring: %s", path, ir.key);
+				"%s: %s: %s", path, _("unknown key, ignoring"), ir.key);
 			continue;
 		}
 
@@ -307,7 +308,7 @@ load_ifo (StardictInfo *sti, const gchar *path, GError **error)
 		if (*end)
 		{
 			g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-				"%s: invalid integer", path);
+				"%s: %s", path, _("invalid integer"));
 			goto error;
 		}
 
@@ -317,7 +318,7 @@ load_ifo (StardictInfo *sti, const gchar *path, GError **error)
 	if (ret == -1)
 	{
 		g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-			"%s: option format error", path);
+			"%s: %s", path, _("option format error"));
 		goto error;
 	}
 
@@ -327,19 +328,19 @@ load_ifo (StardictInfo *sti, const gchar *path, GError **error)
 	if (!sti->book_name || !*sti->book_name)
 	{
 		g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-			"%s: no book name specified\n", path);
+			"%s: %s", path, _("no book name specified"));
 		ret_val = FALSE;
 	}
 	if (!sti->word_count)
 	{
 		g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-			"%s: word count not specified\n", path);
+			"%s: %s", path, _("word count not specified"));
 		ret_val = FALSE;
 	}
 	if (!sti->idx_filesize)
 	{
 		g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-			"%s: .idx file size not specified\n", path);
+			"%s: %s", path, _("index file size not specified"));
 		ret_val = FALSE;
 	}
 
@@ -348,7 +349,8 @@ load_ifo (StardictInfo *sti, const gchar *path, GError **error)
 	else if (sti->idx_offset_bits != 32 && sti->idx_offset_bits != 64)
 	{
 		g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-			"%s: wrong index offset bits: %lu\n", path, sti->idx_offset_bits);
+			"%s: %s: %lu", path, _("invalid index offset bits"),
+			sti->idx_offset_bits);
 		ret_val = FALSE;
 	}
 
@@ -674,7 +676,7 @@ stardict_dict_new_from_info (StardictInfo *sdi, GError **error)
 		else
 		{
 			g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_FILE_NOT_FOUND,
-				"%s: cannot find index file", sdi->path);
+				"%s: %s", sdi->path, _("cannot find .idx file"));
 		}
 	}
 	g_free (base_idx);
@@ -697,7 +699,7 @@ stardict_dict_new_from_info (StardictInfo *sdi, GError **error)
 		else
 		{
 			g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_FILE_NOT_FOUND,
-				"%s: cannot find dict file", sdi->path);
+				"%s: %s", sdi->path, _("cannot find .dict file"));
 		}
 	}
 	g_free (base_dict);
@@ -856,7 +858,7 @@ read_entries (const gchar *entry, gsize entry_size, GError **error)
 
 error:
 	g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-		"invalid data entry");
+		_("invalid data entry"));
 	g_list_free_full (result, (GDestroyNotify) stardict_entry_field_free);
 	return NULL;
 }
@@ -881,7 +883,7 @@ read_entries_sts (const gchar *entry, gsize entry_size,
 
 error:
 	g_set_error (error, STARDICT_ERROR, STARDICT_ERROR_INVALID_DATA,
-		"invalid data entry");
+		_("invalid data entry"));
 	g_list_free_full (result, (GDestroyNotify) stardict_entry_field_free);
 	return NULL;
 }