def logout():
"""
Logout the current user.
"""
logger.info('User {} logged out of the admin interface on {}'.format(current_user.user_email, datetime.now()))
logout_user()
return render_template("logout.html")
def post(self):
request_args_dict = {
'user_auth_token': fields.Str(required=True),
'shared_to_guid': fields.Str(required=True),
}
request_args = parser.parse(request_args_dict, request)
user_auth_token = request_args['user_auth_token']
shared_to_guid = request_args['shared_to_guid']
user_auth_record = AuthTokens.query.filter_by(auth_key=user_auth_token).first()
share = ListShareMatrix.query.filter_by(shared_by_guid=user_auth_token,
shared_to_guid=shared_to_guid).first()
if share and user_auth_record:
# take this occasion to delete old share inits that are older than 24 hours
# clean old shares that have not been completed.
current_time = datetime.datetime.utcnow()
twenty_four_hours_ago = current_time - datetime.timedelta(hours=24)
old_session_deleted_count = db.session.query(ListShareMatrix) \
.filter(date_created < twenty_four_hours_ago, shared_to_guid="") \
.delete()
if old_session_deleted_count > 0:
logger.info("{} old share inits have been deleted.".format(old_session_deleted_count))
ListShareMatrix.query.where(shared_by_guid=user_auth_token, shared_to_guid=user_auth_token).delete()
return jsonify(share_code=share.share_code,
is_share_successful=True,
share_init_error_message="")
else:
return jsonify(share_code="",
is_share_successful=False,
share_init_error_message="The shopping list was not found on the server.")
def initialize_database(app):
with app.app_context():
logger.info('The database is being initialized for the first time.')
db.create_all()
logger.info(' A new api key is being created for testing. ')
test_api_key = APIAuthRecord(
'L37Iv0xi5JcF349DzEyj49MIFofYUcDAlOLp8HbtiIQ', '0.0.0.0',
'test api key')
db.session.add(test_api_key)
db.session.commit()
def post(self):
register_args = {
'userName': fields.Str(required=True),
'password': fields.Str(required=True),
'firstName': fields.Str(required=False),
'lastName': fields.Str(required=False)
}
request_args = parser.parse(register_args, request)
userEmail = request_args['userName']
password = request_args['password']
firstName = request_args['firstName']
lastName = request_args['lastName']
# check if the users already exists
user = UserAccount.query.filter_by(user_email=userEmail).first()
if user:
logger.error("User with email {} already exists. Registration failed.".format(userEmail))
return jsonify(authToken="",
isRegistrationSuccessful=False,
registrationErrorMessage="User with email {} already exists. Registration failed.".format(
userEmail))
else:
authToken = generate_hash_key()
new_user_guid = generate_hash_key()
user_account = UserAccount(userEmail, password, new_user_guid, False, datetime.now())
user_profile = UserProfile(new_user_guid, firstName, lastName)
user_auth_token = AuthTokens(new_user_guid, authToken, -1)
db.session.add(user_account)
db.session.add(user_profile)
db.session.add(user_auth_token)
db.session.commit()
logger.info("New user registered with email {}.".format(userEmail))
return jsonify(authToken=authToken,
isRegistrationSuccessful=True,
registrationErrorMessage="")
def post(self):
login_args = {
'userEmail': fields.Str(required=True),
'password': fields.Str(required=True)
}
request_args = parser.parse(login_args, request)
userEmail = request_args['userEmail']
password = request_args['password']
if userEmail is None or password is None:
logger.error("User name or password is empty. Login cannot continue.")
return jsonify(isLoginSuccessful=False, access_token="")
user = UserAccount.query.filter_by(user_email=userEmail).first()
if user:
# generate the password hash and compare to the one in the database
hash_algo = hashlib.sha512()
hash_algo.update(base64.b64encode(password) + user.password_salt)
password_digest = hash_algo.hexdigest()
if password_digest == user.password_digest:
auth = AuthTokens.query.filter_by(user_guid=user.user_guid).first()
if auth:
user.last_login = datetime.now()
db.session.add(user)
db.session.commit()
logger.info('User {} logged in.'.format(userEmail))
return jsonify(isLoginSuccessful=True, access_token=auth.auth_key)
else:
logger.error("A user with this email exists but does not have auth token. Login cannot proceed.")
return jsonify(isLoginSuccessful=False, access_token="")
else:
logger.error("Incorrect password. Login failed.")
return jsonify(isLoginSuccessful=False, access_token="")
else:
logger.error("No user found by the user email {}. Login failed.".format(userEmail))
return jsonify(isLoginSuccessful=False, access_token="")
def initialize_application(app):
# create the directory for the database if it does not exist. This might happen if the app is being run for the
# first time.
if not os.path.exists(DB_DIRECTORY):
logger.info('Database directory does not exist. Creating...')
os.makedirs(DB_DIRECTORY)
# create and initialize the database if it does not exist.
if not os.path.isfile(app.config['SQLALCHEMY_DATABASE_URI']):
logger.info("Data base file is missing {}".format(
app.config['SQLALCHEMY_DATABASE_URI']))
initialize_database(app)
# check if there are any uses in the system. If there are none create at least one admin user to be able to access
# the system.
with app.app_context():
users = UserAccount.query.all()
if not users:
logger.info(
'There are no users in the database. Creating an admin user account with default settings.'
)
new_user_guid = generate_hash_key()
admin_user = UserAccount('*****@*****.**', 'Up@8dHgd',
new_user_guid, False, datetime.now())
db.session.add(admin_user)
db.session.commit()
# the lines below are only used for debugging when we start the app manually using python xxxx.py
# command. If the application has never been initialized use the lines below to setup the database.
from achat_logging import logger
from wsgi import initialize_application, application
if __name__ == '__main__':
initialize_application(application)
logger.info("Application directly started by calling from command line.")
application.run(host='0.0.0.0', debug=True)
def get(self):
logger.info("Echo called with some ip")
return jsonify(status=202, message='Everything ok.', caller_ip=get_client_ip())
def initialize_application(app):
# create the directory for the database if it does not exist. This might happen if the app is being run for the
# first time.
if not os.path.exists(DB_DIRECTORY):
logger.info('Database directory does not exist. Creating...')
os.makedirs(DB_DIRECTORY)
# create and initialize the database if it does not exist.
if not os.path.isfile(app.config['SQLALCHEMY_DATABASE_URI']):
logger.info("Data base file is missing {}".format(
app.config['SQLALCHEMY_DATABASE_URI']))
initialize_database(app)
# check if there are any uses in the system. If there are none create at least one admin user to be able to access
# the system.
with app.app_context():
users = UserAccount.query.all()
if not users:
logger.info(
'There are no users in the database. Creating an admin user account with default settings.'
)
new_user_guid = generate_hash_key()
admin_user = UserAccount('*****@*****.**', 'Up@8dHgd',
new_user_guid, False, datetime.now())
db.session.add(admin_user)
db.session.commit()
application = create_app()
logger.info("Application (re)started.")
