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Merge branch 'pr-retry-names' into safe.fiery.me

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Bobby Wibowo 2018-03-18 23:59:03 +07:00
commit 288795c6e3
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1 changed files with 10 additions and 10 deletions
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20
controllers/uploadController.js
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@ -9,6 +9,7 @@ const utils = require('./utilsController.js')
const uploadsController = {}
// Let's default it to only 1 try
const maxTries = config.uploads.maxTries || 1
const uploadDir = path.join(__dirname, '..', config.uploads.folder)
@ -17,18 +18,17 @@ const storage = multer.diskStorage({
cb(null, uploadDir)
},
filename: function (req, file, cb) {
for (let i = 0; i < maxTries; i++) {
const access = i => {
const name = randomstring.generate(config.uploads.fileLength) + path.extname(file.originalname)
try {
fs.accessSync(path.join(uploadDir, name))
console.log(`A file named "${name}" already exists (${i + 1}/${maxTries}).`)
} catch (err) {
// Note: fs.accessSync() will throw an Error if a file with the same name does not exist
return cb(null, name)
}
fs.access(path.join(uploadDir, name), err => {
if (err) return cb(null, name)
console.log(`A file named "${name}" already exists (${++i}/${maxTries}).`)
if (i < maxTries) return access(i)
// eslint-disable-next-line standard/no-callback-literal
return cb('Could not allocate a unique file name. Try again?')
})
}
// eslint-disable-next-line standard/no-callback-literal
return cb('Could not allocate a unique file name. Try again?')
access(0)
}
})