85 lines
3.2 KiB
Rust
85 lines
3.2 KiB
Rust
// Copyright: Ankitects Pty Ltd and contributors
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// License: GNU AGPL, version 3 or later; http://www.gnu.org/licenses/agpl.html
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//! By default, the Qt translations will be included in rslib. EXTRA_FTL_ROOT
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//! can be set to an external folder so the mobile clients can use their own
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//! translations instead.
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use std::collections::HashMap;
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use std::fs;
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use std::path::Path;
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use std::path::PathBuf;
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pub type TranslationsByFile = HashMap<String, String>;
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pub type TranslationsByLang = HashMap<String, TranslationsByFile>;
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/// Read the contents of the FTL files into a TranslationMap structure.
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pub fn get_ftl_data() -> TranslationsByLang {
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let mut map = TranslationsByLang::default();
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// English core templates are taken from this repo
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let ftl_base = source_tree_root();
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add_folder(&mut map, &ftl_base.join("core"), "templates");
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// And core translations from submodule
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add_translation_root(&mut map, &ftl_base.join("core-repo/core"), true);
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if let Some(path) = extra_ftl_root() {
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// Mobile client has requested its own extra translations
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add_translation_root(&mut map, &path, false);
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// In a debug build, also include the Qt translations so that our Python unit
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// tests pass.
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if std::env::var("RELEASE").is_err() {
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add_folder(&mut map, &ftl_base.join("qt"), "templates");
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}
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} else {
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// Qt core templates from this repo
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add_folder(&mut map, &ftl_base.join("qt"), "templates");
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// And translations from submodule
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add_translation_root(&mut map, &ftl_base.join("qt-repo/desktop"), true)
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}
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map
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}
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/// For each .ftl file in the provided folder, add it to the translation map.
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fn add_folder(map: &mut TranslationsByLang, folder: &Path, lang: &str) {
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let map_entry = map.entry(lang.to_string()).or_default();
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for entry in fs::read_dir(folder).unwrap() {
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let entry = entry.unwrap();
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let fname = entry.file_name().to_string_lossy().to_string();
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if !fname.ends_with(".ftl") {
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continue;
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}
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let module = fname.trim_end_matches(".ftl").replace('-', "_");
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let text = fs::read_to_string(entry.path()).unwrap();
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assert!(
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text.ends_with('\n'),
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"file was missing final newline: {:?}",
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entry
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);
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map_entry.entry(module).or_default().push_str(&text);
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println!("cargo:rerun-if-changed={}", entry.path().to_str().unwrap());
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}
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}
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/// For each language folder in `root`, add the ftl files stored inside.
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/// If ignore_templates is true, the templates/ folder will be ignored, on the
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/// assumption the templates were extracted from the source tree.
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fn add_translation_root(map: &mut TranslationsByLang, root: &Path, ignore_templates: bool) {
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for entry in fs::read_dir(root).unwrap() {
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let entry = entry.unwrap();
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let lang = entry.file_name().to_string_lossy().to_string();
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if ignore_templates && lang == "templates" {
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continue;
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}
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add_folder(map, &entry.path(), &lang);
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}
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}
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fn source_tree_root() -> PathBuf {
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PathBuf::from("../../ftl")
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}
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fn extra_ftl_root() -> Option<PathBuf> {
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std::env::var("EXTRA_FTL_ROOT").ok().map(PathBuf::from)
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}
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