149 lines
3.8 KiB
JavaScript
149 lines
3.8 KiB
JavaScript
/*! cross-zip. MIT License. Feross Aboukhadijeh <https://feross.org/opensource> */
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module.exports = {
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zip: zip,
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zipSync: zipSync,
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unzip: unzip,
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unzipSync: unzipSync
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}
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var cp = require('child_process')
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var fs = require('fs')
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var os = require('os')
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var path = require('path')
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function zip (inPath, outPath, cb) {
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if (!cb) cb = function () {}
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if (process.platform === 'win32') {
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fs.stat(inPath, function (err, stats) {
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if (err) return cb(err)
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if (stats.isFile()) {
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copyToTemp()
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} else {
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doZip()
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}
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})
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} else {
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doZip()
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}
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// Windows zip command cannot zip files, only directories. So move the file into
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// a temporary directory before zipping.
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function copyToTemp () {
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fs.readFile(inPath, function (err, inFile) {
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if (err) return cb(err)
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var tmpPath = path.join(os.tmpdir(), 'cross-zip-' + Date.now())
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fs.mkdir(tmpPath, function (err) {
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if (err) return cb(err)
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fs.writeFile(path.join(tmpPath, path.basename(inPath)), inFile, function (err) {
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if (err) return cb(err)
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inPath = tmpPath
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doZip()
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})
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})
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})
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}
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// Windows zip command does not overwrite existing files. So do it manually first.
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function doZip () {
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if (process.platform === 'win32') {
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fs.rmdir(outPath, { recursive: true, maxRetries: 3 }, doZip2)
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} else {
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doZip2()
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}
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}
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function doZip2 () {
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var opts = {
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cwd: path.dirname(inPath),
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maxBuffer: Infinity
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}
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cp.execFile(getZipCommand(), getZipArgs(inPath, outPath), opts, function (err) {
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cb(err)
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})
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}
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}
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function zipSync (inPath, outPath) {
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if (process.platform === 'win32') {
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if (fs.statSync(inPath).isFile()) {
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var inFile = fs.readFileSync(inPath)
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var tmpPath = path.join(os.tmpdir(), 'cross-zip-' + Date.now())
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fs.mkdirSync(tmpPath)
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fs.writeFileSync(path.join(tmpPath, path.basename(inPath)), inFile)
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inPath = tmpPath
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}
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fs.rmdirSync(outPath, { recursive: true, maxRetries: 3 })
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}
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var opts = {
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cwd: path.dirname(inPath),
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maxBuffer: Infinity
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}
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cp.execFileSync(getZipCommand(), getZipArgs(inPath, outPath), opts)
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}
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function unzip (inPath, outPath, cb) {
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if (!cb) cb = function () {}
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var opts = {
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maxBuffer: Infinity
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}
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cp.execFile(getUnzipCommand(), getUnzipArgs(inPath, outPath), opts, function (err) {
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cb(err)
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})
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}
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function unzipSync (inPath, outPath) {
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var opts = {
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maxBuffer: Infinity
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}
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cp.execFileSync(getUnzipCommand(), getUnzipArgs(inPath, outPath), opts)
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}
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function getZipCommand () {
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if (process.platform === 'win32') {
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return 'powershell.exe'
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} else {
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return 'zip'
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}
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}
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function getUnzipCommand () {
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if (process.platform === 'win32') {
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return 'powershell.exe'
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} else {
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return 'unzip'
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}
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}
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function quotePath (pathToTransform) {
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return '"' + pathToTransform + '"'
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}
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function getZipArgs (inPath, outPath) {
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if (process.platform === 'win32') {
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return [
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'-nologo',
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'-noprofile',
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'-command', '& { param([String]$myInPath, [String]$myOutPath); Add-Type -A "System.IO.Compression.FileSystem"; [IO.Compression.ZipFile]::CreateFromDirectory($myInPath, $myOutPath); exit !$? }',
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'-myInPath', quotePath(inPath),
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'-myOutPath', quotePath(outPath)
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]
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} else {
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var fileName = path.basename(inPath)
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return ['-r', '-y', outPath, fileName]
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}
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}
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function getUnzipArgs (inPath, outPath) {
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if (process.platform === 'win32') {
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return [
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'-nologo',
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'-noprofile',
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'-command', '& { param([String]$myInPath, [String]$myOutPath); Add-Type -A "System.IO.Compression.FileSystem"; [IO.Compression.ZipFile]::ExtractToDirectory($myInPath, $myOutPath); exit !$? }',
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'-myInPath', quotePath(inPath),
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'-myOutPath', quotePath(outPath)
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]
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} else {
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return ['-o', inPath, '-d', outPath]
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}
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}
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