element-web/scripts/copy-res.js

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#!/usr/bin/env node
// copies the resources into the webapp directory.
//
// cpx includes globbed parts of the filename in the destination, but excludes
// common parents. Hence, "res/{a,b}/**": the output will be "dest/a/..." and
// "dest/b/...".
const COPY_LIST = [
["res/manifest.json", "webapp"],
["res/{media,vector-icons}/**", "webapp"],
["res/flags/*", "webapp/flags/"],
["src/skins/vector/{fonts,img}/**", "webapp"],
["node_modules/emojione/assets/svg/*", "webapp/emojione/svg/"],
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["node_modules/emojione/assets/png/*", "webapp/emojione/png/"],
["./config.json", "webapp", { directwatch: 1 }],
["src/i18n/", "webapp/i18n/", { languages: 1 }],
["node_modules/matrix-react-sdk/src/i18n/strings/", "webapp/i18n/", { languages: 1 }],
];
const parseArgs = require('minimist');
const Cpx = require('cpx');
const chokidar = require('chokidar');
const fs = require('fs');
const rimraf = require('rimraf');
// cleanup language files before copying them.
//rimraf("webapp/", function () { console.log('cleanup language files'); });
//From http://stackoverflow.com/a/20525865/4929236
function generateFileArray(dir, files_) {
files_ = files_ || [];
var files = fs.readdirSync(dir);
for (var i in files) {
var name = files[i];
if (name != 'basefile.json') {
files_.push(name);
}
}
return files_;
}
const argv = parseArgs(
process.argv.slice(2), {}
);
var watch = argv.w;
var verbose = argv.v;
function errCheck(err) {
if (err) {
console.error(err.message);
process.exit(1);
}
}
function next(i, err) {
errCheck(err);
if (i >= COPY_LIST.length) {
return;
}
const ent = COPY_LIST[i];
const source = ent[0];
const dest = ent[1];
const opts = ent[2] || {};
let cpx = undefined;
if (opts.languages) {
const sourceFiles = generateFileArray(source);
let Sourcelanguages = {};
if (!fs.existsSync(dest)) {
fs.mkdirSync(dest);
}
sourceFiles.forEach(file => {
const fileContents = fs.readFileSync(source + file).toString();
Sourcelanguages[file] = JSON.parse(fileContents);
});
sourceFiles.forEach(file => {
if (!fs.existsSync(dest + file)) {
let o = Object.assign({}, Sourcelanguages[file]);
fs.writeFileSync(dest + file, JSON.stringify(o, null, 4));
} else {
const fileContents = fs.readFileSync(dest + file).toString();
let o = Object.assign(JSON.parse(fileContents), Sourcelanguages[file]);
fs.writeFileSync(dest + file, JSON.stringify(o, null, 4));
}
});
} else {
cpx = new Cpx.Cpx(source, dest);
}
if (verbose) {
cpx.on("copy", (event) => {
console.log(`Copied: ${event.srcPath} --> ${event.dstPath}`);
});
cpx.on("remove", (event) => {
console.log(`Removed: ${event.path}`);
});
}
const cb = (err) => { next(i + 1, err) };
if (watch) {
if (opts.directwatch) {
// cpx -w creates a watcher for the parent of any files specified,
// which in the case of config.json is '.', which inevitably takes
// ages to crawl. So we create our own watcher on the files
// instead.
const copy = () => { cpx.copy(errCheck) };
chokidar.watch(source)
.on('add', copy)
.on('change', copy)
.on('ready', cb)
.on('error', errCheck);
} else if (opts.languages) {
if (verbose) {
console.log('don\'t copy language file');
}
next(i + 1, err);
} else {
cpx.on('watch-ready', cb);
cpx.on("watch-error", cb);
cpx.watch();
}
} else if (opts.languages) {
if (verbose) {
console.log('don\'t copy language file');
}
next(i + 1, err);
} else {
cpx.copy(cb);
}
}
// Generate Language List
const testFolder = 'src/i18n/';
let languages = {};
// Check if webapp exists
if (!fs.existsSync('webapp')) {
fs.mkdirSync('webapp');
}
// Check if i18n exists
if (!fs.existsSync('webapp/i18n/')) {
fs.mkdirSync('webapp/i18n/');
}
if (!fs.existsSync('webapp/i18n/languages.json')) {
rimraf("webapp/i18n/languages.json", function() { console.log('cleanup languages.json file'); });
}
fs.readdir(testFolder, function(err, files) {
if (err) {
throw err;
}
files.forEach(function(file) {
var normalizedLanguage = file.toLowerCase().replace("_", "-").split('.json')[0];
var languageParts = normalizedLanguage.split('-');
if (file != 'basefile.json') {
if (languageParts.length == 2 && languageParts[0] == languageParts[1]) {
languages[languageParts[0]] = file;
} else {
languages[normalizedLanguage] = file;
}
}
});
fs.writeFile('webapp/i18n/languages.json', JSON.stringify(languages, null, 4));
})
next(0);