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#!/var/www/opendc.ewi.tudelft.nl/web-server/venv/bin/python
import json
import os
import sys
import traceback
from flask import Flask, abort, request, send_from_directory, session, jsonify
import flask_socketio
from oauth2client import client, crypt
from opendc.models.user import User
from opendc.util import exceptions, rest, path_parser
if len(sys.argv) < 2:
print "config file path not given as argument"
sys.exit(1)
# Get keys from config file
with open(sys.argv[1]) as file:
KEYS = json.load(file)
STATIC_ROOT = os.path.join(KEYS['ROOT_DIR'], 'opendc-frontend', 'build')
FLASK_CORE_APP = Flask(__name__, static_url_path='')
FLASK_CORE_APP.config['SECREY_KEY'] = KEYS['FLASK_SECRET']
SOCKET_IO_CORE = flask_socketio.SocketIO(FLASK_CORE_APP)
@FLASK_CORE_APP.errorhandler(404)
def page_not_found(e):
return send_from_directory(STATIC_ROOT, '404.html')
@FLASK_CORE_APP.route('/')
def serve_splash():
"""Serve the splash page on /"""
return send_from_directory(STATIC_ROOT, 'index.html')
@FLASK_CORE_APP.route('/app')
def serve_app():
"""Serve the app on /app."""
return send_from_directory(STATIC_ROOT, 'app.html')
@FLASK_CORE_APP.route('/profile')
def serve_profile():
"""Serve profile page."""
return send_from_directory(STATIC_ROOT, 'profile.html')
@FLASK_CORE_APP.route('/projects')
def serve_projects():
"""Serve the projects page."""
return send_from_directory(STATIC_ROOT, 'projects.html')
@FLASK_CORE_APP.route('/web-server-test')
def serve_web_server_test():
"""Serve the web server test."""
return send_from_directory(os.path.join(KEYS['ROOT_DIR'], 'opendc-web-server', 'static'), 'index.html')
@FLASK_CORE_APP.route('/<path:folder>/<path:filepath>')
def serve_static(folder, filepath):
"""Serve static files from the build directory"""
if not folder in ['bower_components', 'img', 'scripts', 'styles']:
abort(404)
return send_from_directory(os.path.join(STATIC_ROOT, folder), filepath)
@FLASK_CORE_APP.route('/tokensignin', methods=['POST'])
def sign_in():
"""Authenticate a user with Google sign in"""
try:
token = request.form['idtoken']
except KeyError:
return 'No idtoken provided', 401
try:
idinfo = client.verify_id_token(token, KEYS['OAUTH_CLIENT_ID'])
if idinfo['aud'] != KEYS['OAUTH_CLIENT_ID']:
raise crypt.AppIdentityError('Unrecognized client.')
if idinfo['iss'] not in ['accounts.google.com', 'https://accounts.google.com']:
raise crypt.AppIdentityError('Wrong issuer.')
except crypt.AppIdentityError, e:
return 'Did not successfully authenticate'
user = User.from_google_id(idinfo['sub'])
data = {
'isNewUser': not user.exists()
}
if user.exists():
data['userId'] = user.id
return jsonify(**data)
@FLASK_CORE_APP.route('/api/<string:version>/<path:endpoint_path>')
def api_call(version, endpoint_path):
"""Call an API endpoint directly over HTTP"""
(path, path_parameters) = path_parser.parse(version, endpoint_path)
query_parameters = request.args.to_dict()
for param in query_parameters:
try:
query_parameters[param] = int(query_parameters[param])
except:
pass
message = {
'id': 0,
'method': request.method,
'parameters': {
'path': path_parameters,
'query': query_parameters
},
'path': path
}
return jsonify(message)
@SOCKET_IO_CORE.on('request')
def receive_message(message):
""""Receive a SocketIO request"""
try:
request = rest.Request(message)
response = request.process()
flask_socketio.emit('response', response.to_JSON(), json=True)
print 'Socket: {} to `/{}` resulted in {}: {}'.format(
request.method,
request.path,
response.status['code'],
response.status['description']
)
return
except exceptions.AuthorizationTokenError as e:
response = rest.Response(401, 'Authorization error')
response.id = message['id']
flask_socketio.emit('response', response.to_JSON(), json=True)
except exceptions.RequestInitializationError as e:
response = rest.Response(400, e.message)
response.id = message['id']
flask_socketio.emit('response', response.to_JSON(), json=True)
except Exception as e:
response = rest.Response(500, 'Internal server error')
response.id = message['id']
flask_socketio.emit('response', response.to_JSON(), json=True)
traceback.print_exc()
print 'Socket: {} to `{}` resulted in {}: {}'.format(
message['method'],
message['path'],
response.status['code'],
response.status['description']
)
SOCKET_IO_CORE.run(FLASK_CORE_APP, host='0.0.0.0', port=8081)
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