authentik/web/scripts/build-locales.mjs

73 lines
2.5 KiB
JavaScript

import { spawnSync } from "child_process";
import fs from "fs";
import path from "path";
import process from "process";
/**
* Determines if all the Xliff translation source files are present and if the Typescript source
* files generated from those sources are up-to-date. If they are not, it runs the locale building
* script, intercepting the long spew of "this string is not translated" and replacing it with a
* summary of how many strings are missing with respect to the source locale.
*/
const localizeRules = JSON.parse(fs.readFileSync("./lit-localize.json", "utf-8"));
function generatedFileIsUpToDateWithXliffSource(loc) {
const xliff = path.join("./xliff", `${loc}.xlf`);
const gened = path.join("./src/locales", `${loc}.ts`);
// Returns false if: the expected XLF file doesn't exist, The expected
// generated file doesn't exist, or the XLF file is newer (has a higher date)
// than the generated file. The missing XLF file is important enough it
// generates a unique error message and halts the build.
try {
var xlfStat = fs.statSync(xliff);
} catch (_error) {
console.error(`lit-localize expected '${loc}.xlf', but XLF file is not present`);
process.exit(1);
}
// If the generated file doesn't exist, of course it's not up to date.
try {
var genedStat = fs.statSync(gened);
} catch (_error) {
return false;
}
// if the generated file is the same age or newer (date is greater) than the xliff file, it's
// presumed to have been generated by that file and is up-to-date.
return genedStat.mtimeMs >= xlfStat.mtimeMs;
}
// For all the expected files, find out if any aren't up-to-date.
const upToDate = localizeRules.targetLocales.reduce(
(acc, loc) => acc && generatedFileIsUpToDateWithXliffSource(loc),
true,
);
if (!upToDate) {
const status = spawnSync("npm", ["run", "build-locales:build"], { encoding: "utf8" });
// Count all the missing message warnings
const counts = status.stderr.split("\n").reduce((acc, line) => {
const match = /^([\w-]+) message/.exec(line);
if (!match) {
return acc;
}
acc.set(match[1], (acc.get(match[1]) || 0) + 1);
return acc;
}, new Map());
const locales = Array.from(counts.keys());
locales.sort();
const report = locales
.map((locale) => `Locale '${locale}' has ${counts.get(locale)} missing translations`)
.join("\n");
console.log(`Translation tables rebuilt.\n${report}\n`);
}
console.log("Locale ./src is up-to-date");