1 files changed, 66 insertions, 0 deletions
diff --git a/lib/utils/read-user-info.js b/lib/utils/read-user-info.js
new file mode 100644
index 000000000..359432cf7
--- /dev/null
+++ b/lib/utils/read-user-info.js
@@ -0,0 +1,66 @@
+'use strict'
+const Bluebird = require('bluebird')
+const readAsync = Bluebird.promisify(require('read'))
+const userValidate = require('npm-user-validate')
+const log = require('npmlog')
+
+exports.otp = readOTP
+exports.password = readPassword
+exports.username = readUsername
+exports.email = readEmail
+
+function read (opts) {
+  return Bluebird.try(() => {
+    log.clearProgress()
+    return readAsync(opts)
+  }).finally(() => {
+    log.showProgress()
+  })
+}
+
+function readOTP (msg, otp, isRetry) {
+  if (!msg) msg = 'Enter OTP: '
+  if (isRetry && otp && /^[\d ]+$|^[A-Fa-f0-9]{64,64}$/.test(otp)) return otp.replace(/\s+/g, '')
+
+  return read({prompt: msg, default: otp || ''})
+    .then((otp) => readOTP(msg, otp, true))
+}
+
+function readPassword (msg, password, isRetry) {
+  if (!msg) msg = 'npm password: '
+  if (isRetry && password) return password
+
+  return read({prompt: msg, silent: true, default: password || ''})
+    .then((password) => readPassword(msg, password, true))
+}
+
+function readUsername (msg, username, opts, isRetry) {
+  if (!msg) msg = 'npm username: '
+  if (isRetry && username) {
+    const error = userValidate.username(username)
+    if (error) {
+      opts.log && opts.log.warn(error.message)
+    } else {
+      return Promise.resolve(username.trim())
+    }
+  }
+
+  return read({prompt: msg, default: username || ''})
+    .then((username) => readUsername(msg, username, opts, true))
+}
+
+function readEmail (msg, email, opts, isRetry) {
+  if (!msg) msg = 'email (this IS public): '
+  if (isRetry && email) {
+    const error = userValidate.email(email)
+    if (error) {
+      opts.log && opts.log.warn(error.message)
+    } else {
+      return email.trim()
+    }
+  }
+
+  return read({prompt: msg, default: email || ''})
+    .then((username) => readEmail(msg, username, opts, true))
+}
+