yomichan/dev/build.js
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2022-02-02 20:43:10 -05:00

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JavaScript

/*
* Copyright (C) 2020-2022 Yomichan Authors
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
const fs = require('fs');
const path = require('path');
const assert = require('assert');
const readline = require('readline');
const childProcess = require('child_process');
const util = require('./util');
const {getAllFiles, getArgs, testMain} = util;
const {ManifestUtil} = require('./manifest-util');
async function createZip(directory, excludeFiles, outputFileName, sevenZipExes, onUpdate, dryRun) {
try {
fs.unlinkSync(outputFileName);
} catch (e) {
// NOP
}
if (!dryRun) {
for (const exe of sevenZipExes) {
try {
const excludeArguments = excludeFiles.map((excludeFilePath) => `-x!${excludeFilePath}`);
childProcess.execFileSync(
exe,
[
'a',
outputFileName,
'.',
...excludeArguments
],
{
cwd: directory
}
);
return;
} catch (e) {
// NOP
}
}
}
return await createJSZip(directory, excludeFiles, outputFileName, onUpdate, dryRun);
}
async function createJSZip(directory, excludeFiles, outputFileName, onUpdate, dryRun) {
const JSZip = util.JSZip;
const files = getAllFiles(directory);
removeItemsFromArray(files, excludeFiles);
const zip = new JSZip();
for (const fileName of files) {
zip.file(
fileName.replace(/\\/g, '/'),
fs.readFileSync(path.join(directory, fileName), {encoding: null, flag: 'r'}),
{}
);
}
if (typeof onUpdate !== 'function') {
onUpdate = () => {}; // NOP
}
const data = await zip.generateAsync({
type: 'nodebuffer',
compression: 'DEFLATE',
compressionOptions: {level: 9}
}, onUpdate);
process.stdout.write('\n');
if (!dryRun) {
fs.writeFileSync(outputFileName, data, {encoding: null, flag: 'w'});
}
}
function removeItemsFromArray(array, removeItems) {
for (const item of removeItems) {
const index = getIndexOfFilePath(array, item);
if (index >= 0) {
array.splice(index, 1);
}
}
}
function getIndexOfFilePath(array, item) {
const pattern = /\\/g;
const separator = '/';
item = item.replace(pattern, separator);
for (let i = 0, ii = array.length; i < ii; ++i) {
if (array[i].replace(pattern, separator) === item) {
return i;
}
}
return -1;
}
async function build(buildDir, extDir, manifestUtil, variantNames, manifestPath, dryRun, dryRunBuildZip) {
const sevenZipExes = ['7za', '7z'];
// Create build directory
if (!fs.existsSync(buildDir) && !dryRun) {
fs.mkdirSync(buildDir, {recursive: true});
}
const dontLogOnUpdate = !process.stdout.isTTY;
const onUpdate = (metadata) => {
if (dontLogOnUpdate) { return; }
let message = `Progress: ${metadata.percent.toFixed(2)}%`;
if (metadata.currentFile) {
message += ` (${metadata.currentFile})`;
}
readline.clearLine(process.stdout);
readline.cursorTo(process.stdout, 0);
process.stdout.write(message);
};
for (const variantName of variantNames) {
const variant = manifestUtil.getVariant(variantName);
if (typeof variant === 'undefined' || variant.buildable === false) { continue; }
const {name, fileName, fileCopies} = variant;
let {excludeFiles} = variant;
if (!Array.isArray(excludeFiles)) { excludeFiles = []; }
process.stdout.write(`Building ${name}...\n`);
const modifiedManifest = manifestUtil.getManifest(variant.name);
const fileNameSafe = path.basename(fileName);
const fullFileName = path.join(buildDir, fileNameSafe);
ensureFilesExist(extDir, excludeFiles);
if (!dryRun) {
fs.writeFileSync(manifestPath, ManifestUtil.createManifestString(modifiedManifest));
}
if (!dryRun || dryRunBuildZip) {
await createZip(extDir, excludeFiles, fullFileName, sevenZipExes, onUpdate, dryRun);
}
if (!dryRun) {
if (Array.isArray(fileCopies)) {
for (const fileName2 of fileCopies) {
const fileName2Safe = path.basename(fileName2);
fs.copyFileSync(fullFileName, path.join(buildDir, fileName2Safe));
}
}
}
process.stdout.write('\n');
}
}
function ensureFilesExist(directory, files) {
for (const file of files) {
assert.ok(fs.existsSync(path.join(directory, file)));
}
}
async function main(argv) {
const args = getArgs(argv, new Map([
['all', false],
['default', false],
['manifest', null],
['dry-run', false],
['dry-run-build-zip', false],
[null, []]
]));
const dryRun = args.get('dry-run');
const dryRunBuildZip = args.get('dry-run-build-zip');
const manifestUtil = new ManifestUtil();
const rootDir = path.join(__dirname, '..');
const extDir = path.join(rootDir, 'ext');
const buildDir = path.join(rootDir, 'builds');
const manifestPath = path.join(extDir, 'manifest.json');
try {
const variantNames = (
argv.length === 0 || args.get('all') ?
manifestUtil.getVariants().filter(({buildable}) => buildable !== false).map(({name}) => name) :
args.get(null)
);
await build(buildDir, extDir, manifestUtil, variantNames, manifestPath, dryRun, dryRunBuildZip);
} finally {
// Restore manifest
const manifestName = (!args.get('default') && args.get('manifest') !== null) ? args.get('manifest') : null;
const restoreManifest = manifestUtil.getManifest(manifestName);
process.stdout.write('Restoring manifest...\n');
if (!dryRun) {
fs.writeFileSync(manifestPath, ManifestUtil.createManifestString(restoreManifest));
}
}
}
if (require.main === module) {
testMain(main, process.argv.slice(2));
}
module.exports = {
main
};