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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
* vi:set noexpandtab tabstop=8 shiftwidth=8:
*
* Copyright (C) 2019 Sundeep Anand <suanand@redhat.com>
*
* SPDX-License-Identifier: GPL-2.0+
*
* This plugin does following..
* 1. locates the active locale, say, xx
* 2. identifies related langpacks-xx
* 3. tries to add langpack-xx in app list
* 4. logs install information; not to try again
*/
#include <gnome-software.h>
#include "gs-plugin-fedora-langpacks.h"
struct _GsPluginFedoraLangpacks {
GsPlugin parent;
GHashTable *locale_langpack_map;
};
G_DEFINE_TYPE (GsPluginFedoraLangpacks, gs_plugin_fedora_langpacks, GS_TYPE_PLUGIN)
static void
gs_plugin_fedora_langpacks_init (GsPluginFedoraLangpacks *self)
{
GsPlugin *plugin = GS_PLUGIN (self);
/* this plugin should be fedora specific */
if (!gs_plugin_check_distro_id (plugin, "fedora")) {
gs_plugin_set_enabled (plugin, FALSE);
return;
}
gs_plugin_add_rule (plugin, GS_PLUGIN_RULE_RUN_AFTER, "appstream");
/*
* A few language code may have more than one language packs.
* Example: en {en_GB}, pt {pt_BR}, zh {zh_CN, zh_TW, zh_HK}
*/
self->locale_langpack_map = g_hash_table_new (g_str_hash, g_str_equal);
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdiscarded-qualifiers"
g_hash_table_insert (self->locale_langpack_map, "en_GB", "langpacks-en_GB");
g_hash_table_insert (self->locale_langpack_map, "pt_BR", "langpacks-pt_BR");
g_hash_table_insert (self->locale_langpack_map, "zh_CN", "langpacks-zh_CN");
g_hash_table_insert (self->locale_langpack_map, "zh_TW", "langpacks-zh_TW");
g_hash_table_insert (self->locale_langpack_map, "zh_HK", "langpacks-zh_HK");
#pragma GCC diagnostic pop
}
static void
gs_plugin_fedora_langpacks_dispose (GObject *object)
{
GsPluginFedoraLangpacks *self = GS_PLUGIN_FEDORA_LANGPACKS (object);
g_clear_pointer (&self->locale_langpack_map, g_hash_table_unref);
G_OBJECT_CLASS (gs_plugin_fedora_langpacks_parent_class)->dispose (object);
}
gboolean
gs_plugin_add_langpacks (GsPlugin *plugin,
GsAppList *list,
const gchar *locale,
GCancellable *cancellable,
GError **error)
{
GsPluginFedoraLangpacks *self = GS_PLUGIN_FEDORA_LANGPACKS (plugin);
gchar *separator;
const gchar *language_code;
g_autofree gchar *cachefn = NULL;
g_autofree gchar *langpack_pkgname = NULL;
g_auto(GStrv) language_region = NULL;
/* This plugin may receive user locale in the form as documented in `man 3 setlocale`:
*
* language[_territory][.codeset][@modifier]
*
* e.g. `ja_JP.UTF-8` or `en_GB.iso88591` or `uz_UZ.utf8@cyrillic` or `de_DE@euro`
* Get the locale without codeset and modifier as required for langpacks.
*/
separator = strpbrk (locale, ".@");
if (separator != NULL)
*separator = '\0';
if (g_strrstr (locale, "_") != NULL &&
!g_hash_table_lookup (self->locale_langpack_map, locale)) {
/*
* language_code should be the langpack_source_id
* if input language_code is a locale and it doesn't
* not found in locale_langpack_map
*/
language_region = g_strsplit (locale, "_", 2);
language_code = language_region[0];
} else {
language_code = locale;
}
/* per-user cache */
langpack_pkgname = g_strconcat ("langpacks-", language_code, NULL);
cachefn = gs_utils_get_cache_filename ("langpacks", langpack_pkgname,
GS_UTILS_CACHE_FLAG_WRITEABLE |
GS_UTILS_CACHE_FLAG_CREATE_DIRECTORY,
error);
if (cachefn == NULL)
return FALSE;
if (!g_file_test (cachefn, G_FILE_TEST_EXISTS)) {
g_autoptr(GsApp) app = gs_app_new (NULL);
gs_app_set_metadata (app, "GnomeSoftware::Creator", gs_plugin_get_name (plugin));
gs_app_set_kind (app, AS_COMPONENT_KIND_LOCALIZATION);
gs_app_set_bundle_kind (app, AS_BUNDLE_KIND_PACKAGE);
gs_app_set_scope (app, AS_COMPONENT_SCOPE_SYSTEM);
gs_app_add_source (app, langpack_pkgname);
gs_app_list_add (list, app);
/* ensure we do not keep trying to install the langpack */
if (!g_file_set_contents (cachefn, language_code, -1, error))
return FALSE;
}
return TRUE;
}
static void
gs_plugin_fedora_langpacks_class_init (GsPluginFedoraLangpacksClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
object_class->dispose = gs_plugin_fedora_langpacks_dispose;
}
GType
gs_plugin_query_type (void)
{
return GS_TYPE_PLUGIN_FEDORA_LANGPACKS;
}
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