const program = require('commander');
const fs = require('fs');
const fse = require('fs-extra');
-const babel = require('babel-core');
+const babel = require('@babel/core');
const SUPPORTED_FORMATS = new Set(['amd', 'commonjs', 'systemjs', 'umd']);
// skip these -- they don't belong in the processed application
path.join(paths.vendor, 'sinon.js'),
path.join(paths.vendor, 'browser-es-module-loader'),
- path.join(paths.vendor, 'promise.js'),
path.join(paths.app, 'images', 'icons', 'Makefile'),
]);
+const only_legacy_scripts = new Set([
+ path.join(paths.vendor, 'promise.js'),
+]);
+
const no_transform_files = new Set([
// don't transform this -- we want it imported as-is to properly catch loading errors
path.join(paths.app, 'error-handler.js'),
// util.promisify requires Node.js 8.x, so we have our own
function promisify(original) {
- return function () {
+ return function promise_wrap() {
const args = Array.prototype.slice.call(arguments);
return new Promise((resolve, reject) => {
original.apply(this, args.concat((err, value) => {
resolve(value);
}));
});
- }
+ };
}
const readFile = promisify(fs.readFile);
// calling the callback for all normal files found.
function walkDir(base_path, cb, filter) {
return readdir(base_path)
- .then((files) => {
- const paths = files.map(filename => path.join(base_path, filename));
- return Promise.all(paths.map(filepath => lstat(filepath)
- .then((stats) => {
- if (filter !== undefined && !filter(filepath, stats)) return;
-
- if (stats.isSymbolicLink()) return;
- if (stats.isFile()) return cb(filepath);
- if (stats.isDirectory()) return walkDir(filepath, cb, filter);
- })));
- });
+ .then((files) => {
+ const paths = files.map(filename => path.join(base_path, filename));
+ return Promise.all(paths.map(filepath => lstat(filepath)
+ .then((stats) => {
+ if (filter !== undefined && !filter(filepath, stats)) return;
+
+ if (stats.isSymbolicLink()) return;
+ if (stats.isFile()) return cb(filepath);
+ if (stats.isDirectory()) return walkDir(filepath, cb, filter);
+ })));
+ });
}
-function transform_html (legacy_scripts, only_legacy) {
+function transform_html(legacy_scripts, only_legacy) {
// write out the modified vnc.html file that works with the bundle
const src_html_path = path.resolve(__dirname, '..', 'vnc.html');
const out_html_path = path.resolve(paths.out_dir_base, 'vnc.html');
return readFile(src_html_path)
- .then((contents_raw) => {
- let contents = contents_raw.toString();
+ .then((contents_raw) => {
+ let contents = contents_raw.toString();
- const start_marker = '<!-- begin scripts -->\n';
- const end_marker = '<!-- end scripts -->';
- const start_ind = contents.indexOf(start_marker) + start_marker.length;
- const end_ind = contents.indexOf(end_marker, start_ind);
+ const start_marker = '<!-- begin scripts -->\n';
+ const end_marker = '<!-- end scripts -->';
+ const start_ind = contents.indexOf(start_marker) + start_marker.length;
+ const end_ind = contents.indexOf(end_marker, start_ind);
- let new_script = '';
+ let new_script = '';
- if (only_legacy) {
+ if (only_legacy) {
// Only legacy version, so include things directly
- for (let i = 0;i < legacy_scripts.length;i++) {
- new_script += ` <script src="${legacy_scripts[i]}"></script>\n`;
+ for (let i = 0;i < legacy_scripts.length;i++) {
+ new_script += ` <script src="${legacy_scripts[i]}"></script>\n`;
+ }
+ } else {
+ // Otherwise include both modules and legacy fallbacks
+ new_script += ' <script type="module" crossorigin="anonymous" src="app/ui.js"></script>\n';
+ for (let i = 0;i < legacy_scripts.length;i++) {
+ new_script += ` <script nomodule src="${legacy_scripts[i]}"></script>\n`;
+ }
}
- } else {
- // Otherwise detect if it's a modern browser and select
- // variant accordingly
- new_script += `\
- <script type="module">\n\
- window._noVNC_has_module_support = true;\n\
- </script>\n\
- <script>\n\
- window.addEventListener("load", function() {\n\
- if (window._noVNC_has_module_support) return;\n\
- let legacy_scripts = ${JSON.stringify(legacy_scripts)};\n\
- for (let i = 0;i < legacy_scripts.length;i++) {\n\
- let script = document.createElement("script");\n\
- script.src = legacy_scripts[i];\n\
- script.async = false;\n\
- document.head.appendChild(script);\n\
- }\n\
- });\n\
- </script>\n`;
-
- // Original, ES6 modules
- new_script += ' <script type="module" crossorigin="anonymous" src="app/ui.js"></script>\n';
- }
-
- contents = contents.slice(0, start_ind) + `${new_script}\n` + contents.slice(end_ind);
-
- return contents;
- })
- .then((contents) => {
- console.log(`Writing ${out_html_path}`);
- return writeFile(out_html_path, contents);
- });
+
+ contents = contents.slice(0, start_ind) + `${new_script}\n` + contents.slice(end_ind);
+
+ return contents;
+ })
+ .then((contents) => {
+ console.log(`Writing ${out_html_path}`);
+ return writeFile(out_html_path, contents);
+ });
}
function make_lib_files(import_format, source_maps, with_app_dir, only_legacy) {
// NB: we need to make a copy of babel_opts, since babel sets some defaults on it
const babel_opts = () => ({
- plugins: [`transform-es2015-modules-${import_format}`],
- presets: ['es2015'],
+ plugins: [],
+ presets: [
+ [ '@babel/preset-env',
+ { targets: 'ie >= 11',
+ modules: import_format } ]
+ ],
ast: false,
sourceMaps: source_maps,
});
const helper = helpers[import_format];
const outFiles = [];
+ const legacyFiles = [];
const handleDir = (js_only, vendor_rewrite, in_path_base, filename) => Promise.resolve()
- .then(() => {
- if (no_copy_files.has(filename)) return;
-
- const out_path = path.join(out_path_base, path.relative(in_path_base, filename));
- const legacy_path = path.join(legacy_path_base, path.relative(in_path_base, filename));
+ .then(() => {
+ const out_path = path.join(out_path_base, path.relative(in_path_base, filename));
+ const legacy_path = path.join(legacy_path_base, path.relative(in_path_base, filename));
- if(path.extname(filename) !== '.js') {
- if (!js_only) {
- console.log(`Writing ${out_path}`);
- return copy(filename, out_path);
+ if (path.extname(filename) !== '.js') {
+ if (!js_only) {
+ console.log(`Writing ${out_path}`);
+ return copy(filename, out_path);
+ }
+ return; // skip non-javascript files
}
- return; // skip non-javascript files
- }
- return Promise.resolve()
- .then(() => {
- if (only_legacy && !no_transform_files.has(filename)) {
- return;
- }
- return ensureDir(path.dirname(out_path))
- .then(() => {
- console.log(`Writing ${out_path}`);
- return copy(filename, out_path);
- })
- })
- .then(() => ensureDir(path.dirname(legacy_path)))
- .then(() => {
if (no_transform_files.has(filename)) {
- return;
+ return ensureDir(path.dirname(out_path))
+ .then(() => {
+ console.log(`Writing ${out_path}`);
+ return copy(filename, out_path);
+ });
}
- const opts = babel_opts();
- if (helper && helpers.optionsOverride) {
- helper.optionsOverride(opts);
+ if (only_legacy_scripts.has(filename)) {
+ legacyFiles.push(legacy_path);
+ return ensureDir(path.dirname(legacy_path))
+ .then(() => {
+ console.log(`Writing ${legacy_path}`);
+ return copy(filename, legacy_path);
+ });
}
+
+ return Promise.resolve()
+ .then(() => {
+ if (only_legacy) {
+ return;
+ }
+ return ensureDir(path.dirname(out_path))
+ .then(() => {
+ console.log(`Writing ${out_path}`);
+ return copy(filename, out_path);
+ });
+ })
+ .then(() => ensureDir(path.dirname(legacy_path)))
+ .then(() => {
+ const opts = babel_opts();
+ if (helper && helpers.optionsOverride) {
+ helper.optionsOverride(opts);
+ }
// Adjust for the fact that we move the core files relative
// to the vendor directory
- if (vendor_rewrite) {
- opts.plugins.push(["import-redirect",
- {"root": legacy_path_base,
- "redirect": { "vendor/(.+)": "./vendor/$1"}}]);
- }
+ if (vendor_rewrite) {
+ opts.plugins.push(["import-redirect",
+ {"root": legacy_path_base,
+ "redirect": { "vendor/(.+)": "./vendor/$1"}}]);
+ }
- return babelTransformFile(filename, opts)
- .then((res) => {
- console.log(`Writing ${legacy_path}`);
- const {map} = res;
- let {code} = res;
- if (source_maps === true) {
+ return babelTransformFile(filename, opts)
+ .then((res) => {
+ console.log(`Writing ${legacy_path}`);
+ const {map} = res;
+ let {code} = res;
+ if (source_maps === true) {
// append URL for external source map
- code += `\n//# sourceMappingURL=${path.basename(legacy_path)}.map\n`;
- }
- outFiles.push(`${legacy_path}`);
- return writeFile(legacy_path, code)
- .then(() => {
- if (source_maps === true || source_maps === 'both') {
- console.log(` and ${legacy_path}.map`);
- outFiles.push(`${legacy_path}.map`);
- return writeFile(`${legacy_path}.map`, JSON.stringify(map));
- }
+ code += `\n//# sourceMappingURL=${path.basename(legacy_path)}.map\n`;
+ }
+ outFiles.push(`${legacy_path}`);
+ return writeFile(legacy_path, code)
+ .then(() => {
+ if (source_maps === true || source_maps === 'both') {
+ console.log(` and ${legacy_path}.map`);
+ outFiles.push(`${legacy_path}.map`);
+ return writeFile(`${legacy_path}.map`, JSON.stringify(map));
+ }
+ });
+ });
});
- });
});
- });
-
- if (with_app_dir && helper && helper.noCopyOverride) {
- helper.noCopyOverride(paths, no_copy_files);
- }
Promise.resolve()
- .then(() => {
- const handler = handleDir.bind(null, true, false, in_path || paths.main);
- const filter = (filename, stats) => !no_copy_files.has(filename);
- return walkDir(paths.vendor, handler, filter);
- })
- .then(() => {
- const handler = handleDir.bind(null, true, !in_path, in_path || paths.core);
- const filter = (filename, stats) => !no_copy_files.has(filename);
- return walkDir(paths.core, handler, filter);
- })
- .then(() => {
- if (!with_app_dir) return;
- const handler = handleDir.bind(null, false, false, in_path);
- const filter = (filename, stats) => !no_copy_files.has(filename);
- return walkDir(paths.app, handler, filter);
- })
- .then(() => {
- if (!with_app_dir) return;
-
- if (!helper || !helper.appWriter) {
- throw new Error(`Unable to generate app for the ${import_format} format!`);
- }
-
- const out_app_path = path.join(legacy_path_base, 'app.js');
- console.log(`Writing ${out_app_path}`);
- return helper.appWriter(out_path_base, legacy_path_base, out_app_path)
- .then((extra_scripts) => {
- const rel_app_path = path.relative(out_path_base, out_app_path);
- const legacy_scripts = extra_scripts.concat([rel_app_path]);
- transform_html(legacy_scripts, only_legacy);
+ .then(() => {
+ const handler = handleDir.bind(null, true, false, in_path || paths.main);
+ const filter = (filename, stats) => !no_copy_files.has(filename);
+ return walkDir(paths.vendor, handler, filter);
+ })
+ .then(() => {
+ const handler = handleDir.bind(null, true, !in_path, in_path || paths.core);
+ const filter = (filename, stats) => !no_copy_files.has(filename);
+ return walkDir(paths.core, handler, filter);
})
.then(() => {
- if (!helper.removeModules) return;
- console.log(`Cleaning up temporary files...`);
- return Promise.all(outFiles.map((filepath) => {
- unlink(filepath)
+ if (!with_app_dir) return;
+ const handler = handleDir.bind(null, false, false, in_path);
+ const filter = (filename, stats) => !no_copy_files.has(filename);
+ return walkDir(paths.app, handler, filter);
+ })
+ .then(() => {
+ if (!with_app_dir) return;
+
+ if (!helper || !helper.appWriter) {
+ throw new Error(`Unable to generate app for the ${import_format} format!`);
+ }
+
+ const out_app_path = path.join(legacy_path_base, 'app.js');
+ console.log(`Writing ${out_app_path}`);
+ return helper.appWriter(out_path_base, legacy_path_base, out_app_path)
+ .then((extra_scripts) => {
+ let legacy_scripts = [];
+
+ legacyFiles.forEach((file) => {
+ let rel_file_path = path.relative(out_path_base, file);
+ legacy_scripts.push(rel_file_path);
+ });
+
+ legacy_scripts = legacy_scripts.concat(extra_scripts);
+
+ let rel_app_path = path.relative(out_path_base, out_app_path);
+ legacy_scripts.push(rel_app_path);
+
+ transform_html(legacy_scripts, only_legacy);
+ })
.then(() => {
+ if (!helper.removeModules) return;
+ console.log(`Cleaning up temporary files...`);
+ return Promise.all(outFiles.map((filepath) => {
+ unlink(filepath)
+ .then(() => {
// Try to clean up any empty directories if this
// was the last file in there
- const rmdir_r = dir =>
- rmdir(dir)
- .then(() => rmdir_r(path.dirname(dir)))
- .catch(() => {
+ const rmdir_r = dir =>
+ rmdir(dir)
+ .then(() => rmdir_r(path.dirname(dir)))
+ .catch(() => {
// Assume the error was ENOTEMPTY and ignore it
- });
- return rmdir_r(path.dirname(filepath));
+ });
+ return rmdir_r(path.dirname(filepath));
+ });
+ }));
});
- }));
+ })
+ .catch((err) => {
+ console.error(`Failure converting modules: ${err}`);
+ process.exit(1);
});
- })
- .catch((err) => {
- console.error(`Failure converting modules: ${err}`);
- process.exit(1);
- });
}
if (program.clean) {