99 lines
2.4 KiB
JavaScript
99 lines
2.4 KiB
JavaScript
'use strict';
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const path = require('path');
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const BufferConstants = require('buffer').constants;
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const Vinyl = require('vinyl');
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const PluginError = require('plugin-error');
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const through = require('through2');
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const Yazl = require('yazl');
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const getStream = require('get-stream');
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module.exports = (filename, options) => {
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if (!filename) {
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throw new PluginError('gulp-zip', '`filename` required');
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}
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options = {
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compress: true,
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buffer: true,
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...options
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};
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let firstFile;
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const zip = new Yazl.ZipFile();
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return through.obj((file, encoding, callback) => {
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if (!firstFile) {
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firstFile = file;
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}
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// Because Windows...
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const pathname = file.relative.replace(/\\/g, '/');
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if (!pathname) {
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callback();
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return;
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}
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if (file.isNull() && file.stat && file.stat.isDirectory && file.stat.isDirectory()) {
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zip.addEmptyDirectory(pathname, {
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mtime: options.modifiedTime || file.stat.mtime || new Date()
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// Do *not* pass a mode for a directory, because it creates platform-dependent
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// ZIP files (ZIP files created on Windows that cannot be opened on macOS).
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// Re-enable if this PR is resolved: https://github.com/thejoshwolfe/yazl/pull/59
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// mode: file.stat.mode
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});
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} else {
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const stat = {
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compress: options.compress,
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mtime: options.modifiedTime || (file.stat ? file.stat.mtime : new Date()),
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mode: file.stat ? file.stat.mode : null
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};
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if (file.isStream()) {
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zip.addReadStream(file.contents, pathname, stat);
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}
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if (file.isBuffer()) {
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zip.addBuffer(file.contents, pathname, stat);
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}
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}
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callback();
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}, function (callback) {
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if (!firstFile) {
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callback();
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return;
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}
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(async () => {
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let data;
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if (options.buffer) {
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try {
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data = await getStream.buffer(zip.outputStream, {maxBuffer: BufferConstants.MAX_LENGTH});
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} catch (error) {
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if (error instanceof getStream.MaxBufferError) {
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callback(new PluginError('gulp-zip', 'The output ZIP file is too big to store in a buffer (larger than Buffer MAX_LENGTH). To output a stream instead, set the gulp-zip buffer option to `false`.'));
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} else {
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callback(error);
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}
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return;
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}
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} else {
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data = zip.outputStream;
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}
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this.push(new Vinyl({
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cwd: firstFile.cwd,
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base: firstFile.base,
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path: path.join(firstFile.base, filename),
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contents: data
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}));
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callback();
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})();
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zip.end();
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});
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};
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