From 7da6c6a8e4a3590dfb8569b9fc24b4054552c96f Mon Sep 17 00:00:00 2001
From: eug-vs <eug-vs@keemail.me>
Date: Sun, 15 Nov 2020 03:46:51 +0300
Subject: feat: setup authentication

---
 src/services/auth/auth.service.js  | 22 ++++++++++++++++++++++
 src/services/index.js              |  2 ++
 src/services/users/user.hooks.js   | 21 +++++++++++++++++++++
 src/services/users/user.service.js |  6 +++++-
 4 files changed, 50 insertions(+), 1 deletion(-)
 create mode 100644 src/services/auth/auth.service.js
 create mode 100644 src/services/users/user.hooks.js

(limited to 'src/services')

diff --git a/src/services/auth/auth.service.js b/src/services/auth/auth.service.js
new file mode 100644
index 0000000..9e92a02
--- /dev/null
+++ b/src/services/auth/auth.service.js
@@ -0,0 +1,22 @@
+const { AuthenticationService, JWTStrategy } = require('@feathersjs/authentication');
+const { LocalStrategy } = require('@feathersjs/authentication-local');
+const _ = require('lodash');
+
+class NoHashingLocalStrategy extends LocalStrategy {
+  async comparePassword (entity, password) {
+    const { entityPasswordField, errorMessage } = this.configuration;
+    const entityPassword = _.get(entity, entityPasswordField);
+    if (entityPassword !== password) throw new Error(errorMessage);
+    return entity;
+  }
+}
+
+module.exports = app => {
+  const authentication = new AuthenticationService(app);
+
+  authentication.register('local', new NoHashingLocalStrategy());
+  authentication.register('jwt', new JWTStrategy());
+
+  app.use('/authentication', authentication);
+};
+
diff --git a/src/services/index.js b/src/services/index.js
index f2d65d0..b8ef1db 100644
--- a/src/services/index.js
+++ b/src/services/index.js
@@ -1,9 +1,11 @@
 const Users = require('./users/user.service.js');
 const Events = require('./events/event.service.js');
+const Auth = require('./auth/auth.service.js');
 
 module.exports = app => {
   app.configure(Users);
   app.configure(Events);
+  app.configure(Auth);
 
   app.get('/ping', (req, res) => res.send('pong'));
 };
diff --git a/src/services/users/user.hooks.js b/src/services/users/user.hooks.js
new file mode 100644
index 0000000..daeda68
--- /dev/null
+++ b/src/services/users/user.hooks.js
@@ -0,0 +1,21 @@
+const { hooks } = require ('@feathersjs/authentication-local');
+const { NotAuthenticated } = require('@feathersjs/errors');
+
+const compareUser = async context => {
+  if (context.id !== context.params.user._id.toString()) {
+    throw new NotAuthenticated('You can only PATCH/UPDATE your own user!');
+  }
+  return context;
+};
+
+
+module.exports = {
+  after: {
+    all: hooks.protect('password')
+  },
+  before: {
+    patch: [compareUser],
+    update: [compareUser]
+  }
+};
+
diff --git a/src/services/users/user.service.js b/src/services/users/user.service.js
index 67f2ae6..afb3b9e 100644
--- a/src/services/users/user.service.js
+++ b/src/services/users/user.service.js
@@ -1,7 +1,11 @@
 const service = require('feathers-mongoose');
 const Model = require('./user.model.js');
+const hooks = require('./user.hooks.js');
 
 const UserService = service({ Model })
 
-module.exports = app => app.use('/users', UserService);
+module.exports = app => {
+  app.use('/users', UserService);
+  app.service('users').hooks(hooks);
+};
 
-- 
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