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'use strict'
const Buffer = require('safe-buffer').Buffer
const checkResponse = require('./check-response.js')
const config = require('./config.js')
const getAuth = require('./auth.js')
const fetch = require('make-fetch-happen')
const npa = require('npm-package-arg')
const qs = require('querystring')
const url = require('url')
module.exports = regFetch
function regFetch (uri, opts) {
opts = config(opts)
const registry = (
(opts.get('spec') && pickRegistry(opts.get('spec'), opts)) ||
opts.get('registry') ||
'https://registry.npmjs.org/'
)
uri = url.parse(uri).protocol
? uri
: `${
registry.trim().replace(/\/?$/g, '')
}/${
uri.trim().replace(/^\//, '')
}`
// through that takes into account the scope, the prefix of `uri`, etc
const startTime = Date.now()
const headers = getHeaders(registry, uri, opts)
let body = opts.get('body')
const bodyIsStream = body &&
typeof body === 'object' &&
typeof body.pipe === 'function'
if (body && !bodyIsStream && typeof body !== 'string' && !Buffer.isBuffer(body)) {
headers['content-type'] = headers['content-type'] || 'application/json'
body = JSON.stringify(body)
} else if (body && !headers['content-type']) {
headers['content-type'] = 'application/octet-stream'
}
if (opts.get('query')) {
let q = opts.get('query')
if (typeof q === 'string') {
q = qs.parse(q)
}
const parsed = url.parse(uri)
parsed.search = '?' + qs.stringify(
parsed.query
? Object.assign(qs.parse(parsed.query), q)
: q
)
uri = url.format(parsed)
}
return fetch(uri, {
agent: opts.get('agent'),
algorithms: opts.get('algorithms'),
body,
cache: getCacheMode(opts),
cacheManager: opts.get('cache'),
ca: opts.get('ca'),
cert: opts.get('cert'),
headers,
integrity: opts.get('integrity'),
key: opts.get('key'),
localAddress: opts.get('local-address'),
maxSockets: opts.get('maxsockets'),
memoize: opts.get('memoize'),
method: opts.get('method') || 'GET',
noProxy: opts.get('no-proxy') || opts.get('noproxy'),
Promise: opts.get('Promise'),
proxy: opts.get('https-proxy') || opts.get('proxy'),
referer: opts.get('refer'),
retry: opts.get('retry') || {
retries: opts.get('fetch-retries'),
factor: opts.get('fetch-retry-factor'),
minTimeout: opts.get('fetch-retry-mintimeout'),
maxTimeout: opts.get('fetch-retry-maxtimeout')
},
strictSSL: !!opts.get('strict-ssl'),
timeout: opts.get('timeout'),
uid: opts.get('uid'),
gid: opts.get('gid')
}).then(res => checkResponse(
opts.get('method') || 'GET', res, registry, startTime, opts
))
}
module.exports.json = fetchJSON
function fetchJSON (uri, opts) {
return regFetch(uri, opts).then(res => res.json())
}
module.exports.pickRegistry = pickRegistry
function pickRegistry (spec, opts) {
spec = npa(spec)
opts = config(opts)
let registry = spec.scope &&
opts.get(spec.scope.replace(/^@?/, '@') + ':registry')
if (!registry && opts.get('scope')) {
registry = opts.get(
opts.get('scope').replace(/^@?/, '@') + ':registry'
)
}
if (!registry) {
registry = opts.get('registry') || 'https://registry.npmjs.org/'
}
return registry
}
function getCacheMode (opts) {
return opts.get('offline')
? 'only-if-cached'
: opts.get('prefer-offline')
? 'force-cache'
: opts.get('prefer-online')
? 'no-cache'
: 'default'
}
function getHeaders (registry, uri, opts) {
const headers = Object.assign({
'npm-in-ci': !!(
opts.get('is-from-ci') ||
process.env['CI'] === 'true' ||
process.env['TDDIUM'] ||
process.env['JENKINS_URL'] ||
process.env['bamboo.buildKey'] ||
process.env['GO_PIPELINE_NAME']
),
'npm-scope': opts.get('project-scope'),
'npm-session': opts.get('npm-session'),
'user-agent': opts.get('user-agent'),
'referer': opts.get('refer')
}, opts.get('headers'))
const auth = getAuth(registry, opts)
// If a tarball is hosted on a different place than the manifest, only send
// credentials on `alwaysAuth`
const shouldAuth = (
auth.alwaysAuth ||
url.parse(uri).host === url.parse(registry).host
)
if (shouldAuth && auth.token) {
headers.authorization = `Bearer ${auth.token}`
} else if (shouldAuth && auth.username && auth.password) {
const encoded = Buffer.from(
`${auth.username}:${auth.password}`, 'utf8'
).toString('base64')
headers.authorization = `Basic ${encoded}`
} else if (shouldAuth && auth._auth) {
headers.authorization = `Basic ${auth._auth}`
}
if (shouldAuth && auth.otp) {
headers['npm-otp'] = auth.otp
}
return headers
}
|
