'use strict'
const config = require('./config.js')
const url = require('url')
module.exports = getAuth
function getAuth (registry, opts) {
if (!registry) { throw new Error('registry is required') }
opts = config(opts)
let AUTH = {}
const regKey = registry && registryKey(registry)
if (opts.forceAuth) {
opts = opts.forceAuth
}
const doKey = (key, alias) => addKey(opts, AUTH, regKey, key, alias)
doKey('token')
doKey('_authToken', 'token')
doKey('username')
doKey('password')
doKey('_password', 'password')
doKey('email')
doKey('_auth')
doKey('otp')
doKey('always-auth', 'alwaysAuth')
if (AUTH.password) {
AUTH.password = Buffer.from(AUTH.password, 'base64').toString('utf8')
}
if (AUTH._auth && !(AUTH.username && AUTH.password)) {
let auth = Buffer.from(AUTH._auth, 'base64').toString()
auth = auth.split(':')
AUTH.username = auth.shift()
AUTH.password = auth.join(':')
}
AUTH.alwaysAuth = AUTH.alwaysAuth === 'false' ? false : !!AUTH.alwaysAuth
return AUTH
}
function addKey (opts, obj, scope, key, objKey) {
if (opts[key]) {
obj[objKey || key] = opts[key]
}
if (scope && opts[`${scope}:${key}`]) {
obj[objKey || key] = opts[`${scope}:${key}`]
}
}
// Called a nerf dart in the main codebase. Used as a "safe"
// key when fetching registry info from config.
function registryKey (registry) {
const parsed = url.parse(registry)
const formatted = url.format({
host: parsed.host,
pathname: parsed.pathname,
slashes: parsed.slashes
})
return url.resolve(formatted, '.')
}
