shell bypass 403
'use strict'
const u = require('universalify').fromCallback
const path = require('path')
const fs = require('graceful-fs')
const mkdir = require('../mkdirs')
function createFile (file, callback) {
function makeFile () {
fs.writeFile(file, '', err => {
if (err) return callback(err)
callback()
})
}
fs.stat(file, (err, stats) => { // eslint-disable-line handle-callback-err
if (!err && stats.isFile()) return callback()
const dir = path.dirname(file)
fs.stat(dir, (err, stats) => {
if (err) {
// if the directory doesn't exist, make it
if (err.code === 'ENOENT') {
return mkdir.mkdirs(dir, err => {
if (err) return callback(err)
makeFile()
})
}
return callback(err)
}
if (stats.isDirectory()) makeFile()
else {
// parent is not a directory
// This is just to cause an internal ENOTDIR error to be thrown
fs.readdir(dir, err => {
if (err) return callback(err)
})
}
})
})
}
function createFileSync (file) {
let stats
try {
stats = fs.statSync(file)
} catch {}
if (stats && stats.isFile()) return
const dir = path.dirname(file)
try {
if (!fs.statSync(dir).isDirectory()) {
// parent is not a directory
// This is just to cause an internal ENOTDIR error to be thrown
fs.readdirSync(dir)
}
} catch (err) {
// If the stat call above failed because the directory doesn't exist, create it
if (err && err.code === 'ENOENT') mkdir.mkdirsSync(dir)
else throw err
}
fs.writeFileSync(file, '')
}
module.exports = {
createFile: u(createFile),
createFileSync
}