Squash merge https://github.com/vector-im/riot-web/pull/3636

scripts/copy-res.js

@@ -13,12 +13,32 @@ const COPY_LIST = [
     ["src/skins/vector/{fonts,img}/**", "webapp"],
     ["node_modules/emojione/assets/svg/*", "webapp/emojione/svg/"],
     ["node_modules/emojione/assets/png/*", "webapp/emojione/png/"],
-    ["./config.json", "webapp", {directwatch: 1}],
+    ["./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), {}
@@ -45,8 +65,32 @@ function next(i, err) {
     const source = ent[0];
     const dest = ent[1];
     const opts = ent[2] || {};
+    let cpx = undefined;
 
-    const cpx = new Cpx.Cpx(source, dest);
+    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) => {
@@ -57,7 +101,7 @@ function next(i, err) {
         });
     }
 
-    const cb = (err) => {next(i+1, err)};
+    const cb = (err) => { next(i + 1, err) };
 
     if (watch) {
         if (opts.directwatch) {
@@ -65,20 +109,65 @@ function next(i, err) {
             // 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)};
+            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);
     }
 }
 
-next(0);
+// 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);