mirror of https://github.com/status-im/codimd.git
107 lines
2.9 KiB
JavaScript
107 lines
2.9 KiB
JavaScript
|
'use strict'
|
||
|
|
||
|
const Router = require('express').Router
|
||
|
const passport = require('passport')
|
||
|
const OAuth2Strategy = require('passport-oauth2').Strategy
|
||
|
const config = require('../../../config')
|
||
|
const {setReturnToFromReferer, passportGeneralCallback} = require('../utils')
|
||
|
|
||
|
let oauth2Auth = module.exports = Router()
|
||
|
|
||
|
class OAuth2CustomStrategy extends OAuth2Strategy {
|
||
|
constructor (options, verify) {
|
||
|
options.customHeaders = options.customHeaders || {}
|
||
|
super(options, verify)
|
||
|
this.name = 'oauth2'
|
||
|
this._userProfileURL = options.userProfileURL
|
||
|
this._oauth2.useAuthorizationHeaderforGET(true)
|
||
|
}
|
||
|
|
||
|
userProfile (accessToken, done) {
|
||
|
this._oauth2.get(this._userProfileURL, accessToken, function (err, body, res) {
|
||
|
var json
|
||
|
|
||
|
if (err) {
|
||
|
return done(new passport.InternalOAuthError('Failed to fetch user profile', err))
|
||
|
}
|
||
|
|
||
|
try {
|
||
|
json = JSON.parse(body)
|
||
|
} catch (ex) {
|
||
|
return done(new Error('Failed to parse user profile'))
|
||
|
}
|
||
|
|
||
|
let profile = parseProfile(json)
|
||
|
profile.provider = 'oauth2'
|
||
|
|
||
|
done(null, profile)
|
||
|
})
|
||
|
}
|
||
|
}
|
||
|
|
||
|
function extractProfileAttribute (data, path) {
|
||
|
// can handle stuff like `attrs[0].name`
|
||
|
path = path.split('.')
|
||
|
for (const segment of path) {
|
||
|
const m = segment.match(/([\d\w]+)\[(.*)\]/)
|
||
|
data = m ? data[m[1]][m[2]] : data[segment]
|
||
|
}
|
||
|
return data
|
||
|
}
|
||
|
|
||
|
function parseProfile (data) {
|
||
|
const username = extractProfileAttribute(data, config.oauth2.userProfileUsernameAttr)
|
||
|
const displayName = extractProfileAttribute(data, config.oauth2.userProfileDisplayNameAttr)
|
||
|
const email = extractProfileAttribute(data, config.oauth2.userProfileEmailAttr)
|
||
|
|
||
|
return {
|
||
|
id: username,
|
||
|
username: username,
|
||
|
displayName: displayName,
|
||
|
email: email
|
||
|
}
|
||
|
}
|
||
|
|
||
|
OAuth2CustomStrategy.prototype.userProfile = function (accessToken, done) {
|
||
|
this._oauth2.get(this._userProfileURL, accessToken, function (err, body, res) {
|
||
|
var json
|
||
|
|
||
|
if (err) {
|
||
|
return done(new passport.InternalOAuthError('Failed to fetch user profile', err))
|
||
|
}
|
||
|
|
||
|
try {
|
||
|
json = JSON.parse(body)
|
||
|
} catch (ex) {
|
||
|
return done(new Error('Failed to parse user profile'))
|
||
|
}
|
||
|
|
||
|
let profile = parseProfile(json)
|
||
|
profile.provider = 'oauth2'
|
||
|
|
||
|
done(null, profile)
|
||
|
})
|
||
|
}
|
||
|
|
||
|
passport.use(new OAuth2CustomStrategy({
|
||
|
authorizationURL: config.oauth2.authorizationURL,
|
||
|
tokenURL: config.oauth2.tokenURL,
|
||
|
clientID: config.oauth2.clientID,
|
||
|
clientSecret: config.oauth2.clientSecret,
|
||
|
callbackURL: config.serverURL + '/auth/oauth2/callback',
|
||
|
userProfileURL: config.oauth2.userProfileURL
|
||
|
}, passportGeneralCallback))
|
||
|
|
||
|
oauth2Auth.get('/auth/oauth2', function (req, res, next) {
|
||
|
setReturnToFromReferer(req)
|
||
|
passport.authenticate('oauth2')(req, res, next)
|
||
|
})
|
||
|
|
||
|
// github auth callback
|
||
|
oauth2Auth.get('/auth/oauth2/callback',
|
||
|
passport.authenticate('oauth2', {
|
||
|
successReturnToOrRedirect: config.serverurl + '/',
|
||
|
failureRedirect: config.serverurl + '/'
|
||
|
})
|
||
|
)
|