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// Map, wardley map editor for linux
// Copyright (C) 2026 Rubén Beltrán del Río
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero 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 Affero General Public License for more details.
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//! Internationalization support using gettext.
use crate::info;
use gettextrs::{LocaleCategory, bindtextdomain, setlocale, textdomain};
/// Initializes the localization system.
pub fn init() {
setlocale(LocaleCategory::LcAll, "");
// Try standard locations for locale files
let locale_dirs = [
// Development: local po directory
concat!(env!("CARGO_MANIFEST_DIR"), "/po"),
// Flatpak
"/app/share/locale",
// System-wide installation
"/usr/share/locale",
"/usr/local/share/locale",
];
for dir in &locale_dirs {
if std::path::Path::new(dir).exists() {
let _ = bindtextdomain(info::GETTEXT_DOMAIN, *dir);
break;
}
}
textdomain(info::GETTEXT_DOMAIN).ok();
}
/// Macro for translating strings at runtime.
///
/// Usage:
/// ```ignore
/// use crate::i18n::tr;
/// let translated = tr!("Hello, world!");
/// ```
#[macro_export]
macro_rules! tr {
($msgid:expr) => {
gettextrs::gettext($msgid)
};
}
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