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var assert = require('assert')
var toNerfDart = require('./nerf-dart.js')
module.exports = getCredentialsByURI
function getCredentialsByURI (uri) {
assert(uri && typeof uri === 'string', 'registry URL is required')
var nerfed = toNerfDart(uri)
var defnerf = toNerfDart(this.get('registry'))
// hidden class micro-optimization
var c = {
scope: nerfed,
token: undefined,
password: undefined,
username: undefined,
email: undefined,
auth: undefined,
alwaysAuth: undefined
}
// used to override scope matching for tokens as well as legacy auth
if (this.get(nerfed + ':always-auth') !== undefined) {
var val = this.get(nerfed + ':always-auth')
c.alwaysAuth = val === 'false' ? false : !!val
} else if (this.get('always-auth') !== undefined) {
c.alwaysAuth = this.get('always-auth')
}
if (this.get(nerfed + ':_authToken')) {
c.token = this.get(nerfed + ':_authToken')
// the bearer token is enough, don't confuse things
return c
}
if (this.get(nerfed + ':-authtoken')) {
c.token = this.get(nerfed + ':-authtoken')
// the bearer token is enough, don't confuse things
return c
}
// Handle the old-style _auth=<base64> style for the default
// registry, if set.
var authDef = this.get('_auth')
var userDef = this.get('username')
var passDef = this.get('_password')
if (authDef && !(userDef && passDef)) {
authDef = Buffer.from(authDef, 'base64').toString()
authDef = authDef.split(':')
userDef = authDef.shift()
passDef = authDef.join(':')
}
if (this.get(nerfed + ':_password')) {
c.password = Buffer.from(this.get(nerfed + ':_password'), 'base64').toString('utf8')
} else if (nerfed === defnerf && passDef) {
c.password = passDef
}
if (this.get(nerfed + ':username')) {
c.username = this.get(nerfed + ':username')
} else if (nerfed === defnerf && userDef) {
c.username = userDef
}
if (this.get(nerfed + ':email')) {
c.email = this.get(nerfed + ':email')
} else if (this.get('email')) {
c.email = this.get('email')
}
if (c.username && c.password) {
c.auth = Buffer.from(c.username + ':' + c.password).toString('base64')
}
return c
}
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