+ path = require('path'),
+ safe = require('safetydance'),
+ bcrypt = require('bcryptjs'),
+ uuid = require('uuid/v4'),
+ redis = require('redis'),
+ BearerStrategy = require('passport-http-bearer').Strategy,
+ LdapStrategy = require('passport-ldapjs').Strategy,
+ HttpError = require('connect-lastmile').HttpError,
+ HttpSuccess = require('connect-lastmile').HttpSuccess;
+
+var LOCAL_AUTH_FILE = path.resolve(process.env.LOCAL_AUTH_FILE || './.users.json');
+
+var tokenStore = {
+ data: {},
+ get: function (token, callback) {
+ callback(tokenStore.data[token] ? null : 'not found', tokenStore.data[token]);
+ },
+ set: function (token, data, callback) {
+ tokenStore.data[token] = data;
+ callback(null);
+ },
+ del: function (token, callback) {
+ delete tokenStore.data[token];
+ callback(null);
+ }
+};
+
+if (process.env.REDIS_URL) {
+ console.log('Enable redis token store');
+
+ var redisClient = redis.createClient(process.env.REDIS_URL);
+
+ if (process.env.REDIS_PASSWORD) {
+ console.log('Using redis auth');
+ redisClient.auth(process.env.REDIS_PASSWORD);
+ }
+
+ // overwrite the tokenStore api
+ tokenStore.get = function (token, callback) {
+ redisClient.get(token, function (error, result) {
+ callback(error || null, safe.JSON.parse(result));
+ });
+ };
+ tokenStore.set = function (token, data, callback) {
+ redisClient.set(token, JSON.stringify(data), callback);
+ };
+ tokenStore.del = redisClient.del.bind(redisClient);
+} else {
+ console.log('Use in-memory token store');
+}
+
+function issueAccessToken() {
+ return function (req, res, next) {
+ var accessToken = uuid();
+
+ tokenStore.set(accessToken, req.user, function (error) {
+ if (error) return next(new HttpError(500, error));
+ next(new HttpSuccess(201, { accessToken: accessToken, user: req.user }));
+ });
+ };
+}