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var npm = require('./npm.js')
var output = require('./utils/output.js')
module.exports = whoami
whoami.usage = 'npm whoami [--registry <registry>]\n(just prints username according to given registry)'
function whoami (args, silent, cb) {
// FIXME: need tighter checking on this, but is a breaking change
if (typeof cb !== 'function') {
cb = silent
silent = false
}
var registry = npm.config.get('registry')
if (!registry) return cb(new Error('no default registry set'))
var auth = npm.config.getCredentialsByURI(registry)
if (auth) {
if (auth.username) {
if (!silent) output(auth.username)
return process.nextTick(cb.bind(this, null, auth.username))
} else if (auth.token) {
return npm.registry.whoami(registry, { auth: auth }, function (er, username) {
if (er) return cb(er)
if (!username) {
var needNewSession = new Error(
'Your auth token is no longer valid. Please log in again.'
)
needNewSession.code = 'ENEEDAUTH'
return cb(needNewSession)
}
if (!silent) output(username)
cb(null, username)
})
}
}
// At this point, if they have a credentials object, it doesn't have a token
// or auth in it. Probably just the default registry.
var needAuth = new Error(
'this command requires you to be logged in.'
)
needAuth.code = 'ENEEDAUTH'
process.nextTick(cb.bind(this, needAuth))
}