From 10ddca2c2fd6b14bbd94fe57aed66a6de03e1777 Mon Sep 17 00:00:00 2001
From: Bryan Newbold <bnewbold@robocracy.org>
Date: Wed, 2 Jan 2019 17:58:15 -0800
Subject: start on webface oauth2/oidc web auth

---
 python/fatcat_web/__init__.py | 12 +++++++++++-
 python/fatcat_web/auth.py     | 27 +++++++++++++++++++++++++++
 python/fatcat_web/routes.py   | 13 +++++++++++++
 3 files changed, 51 insertions(+), 1 deletion(-)
 create mode 100644 python/fatcat_web/auth.py

(limited to 'python/fatcat_web')

diff --git a/python/fatcat_web/__init__.py b/python/fatcat_web/__init__.py
index 3c790e7a..f8b72fd0 100644
--- a/python/fatcat_web/__init__.py
+++ b/python/fatcat_web/__init__.py
@@ -2,6 +2,9 @@
 from flask import Flask
 from flask_uuid import FlaskUUID
 from flask_debugtoolbar import DebugToolbarExtension
+from flask_login import LoginManager
+from authlib.flask.client import OAuth
+from loginpass import create_flask_blueprint, Gitlab
 from raven.contrib.flask import Sentry
 from web_config import Config
 import fatcat_client
@@ -12,6 +15,10 @@ app.config.from_object(Config)
 toolbar = DebugToolbarExtension(app)
 FlaskUUID(app)
 
+login_manager = LoginManager()
+login_manager.init_app(app)
+oauth = OAuth(app)
+
 # Grabs sentry config from SENTRY_DSN environment variable
 sentry = Sentry(app)
 
@@ -19,4 +26,7 @@ conf = fatcat_client.Configuration()
 conf.host = "http://localhost:9411/v0"
 api = fatcat_client.DefaultApi(fatcat_client.ApiClient(conf))
 
-from fatcat_web import routes
+from fatcat_web import routes, auth
+
+gitlab_bp = create_flask_blueprint(Gitlab, oauth, auth.handle_oauth)
+app.register_blueprint(gitlab_bp, url_prefix='/auth/gitlab')
diff --git a/python/fatcat_web/auth.py b/python/fatcat_web/auth.py
new file mode 100644
index 00000000..f6672e87
--- /dev/null
+++ b/python/fatcat_web/auth.py
@@ -0,0 +1,27 @@
+
+from flask import Flask, render_template, send_from_directory, request, \
+    url_for, abort, g, redirect, jsonify, session
+from fatcat_web import login_manager
+
+
+# This will need to login/signup via fatcatd API, then set token in session
+def handle_oauth(remote, token, user_info):
+    print(remote)
+    if token:
+        print(remote.name, token)
+    if user_info:
+        # TODO: fetch api login/signup using user_info
+        print(user_info)
+        # TODO: write token and username to session
+        # TODO: call login_user(load_user(editor_id))
+        return redirect("/")
+    raise some_error
+
+
+@login_manager.user_loader
+def load_user(editor_id):
+    # NOTE: this should look for extra info in session, and update the user
+    # object with that. If session isn't loaded/valid, should return None
+    user = UserMixin()
+    user.id = editor_id
+    return user
diff --git a/python/fatcat_web/routes.py b/python/fatcat_web/routes.py
index 998697bc..51533a2f 100644
--- a/python/fatcat_web/routes.py
+++ b/python/fatcat_web/routes.py
@@ -367,6 +367,19 @@ def search():
         return render_template('release_search.html', query=query, fulltext_only=fulltext_only)
 
 
+### Auth ####################################################################
+
+@app.route('/login')
+def login():
+    # show the user a list of login options
+    return render_template('release_search.html', query=query, fulltext_only=fulltext_only)
+
+@app.route('/login')
+def logout():
+    # TODO: clear extra session info
+    logout_user()
+    return render_template('logout.html')
+
 ### Static Routes ###########################################################
 
 @app.errorhandler(404)
-- 
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