FitTrackee/fittrackee/users/auth.py
2021-01-20 16:24:24 +01:00

741 lines
20 KiB
Python

import datetime
import os
from typing import Dict, Tuple, Union
import jwt
from fittrackee import appLog, bcrypt, db
from fittrackee.responses import (
ForbiddenErrorResponse,
HttpResponse,
InvalidPayloadErrorResponse,
PayloadTooLargeErrorResponse,
UnauthorizedErrorResponse,
handle_error_and_return_response,
)
from fittrackee.tasks import reset_password_email
from flask import Blueprint, current_app, request
from sqlalchemy import exc, or_
from werkzeug.exceptions import RequestEntityTooLarge
from werkzeug.utils import secure_filename
from ..workouts.utils_files import get_absolute_file_path
from .decorators import authenticate
from .models import User
from .utils import (
check_passwords,
display_readable_file_size,
get_readable_duration,
register_controls,
verify_extension_and_size,
)
from .utils_token import decode_user_token
auth_blueprint = Blueprint('auth', __name__)
@auth_blueprint.route('/auth/register', methods=['POST'])
def register_user() -> Union[Tuple[Dict, int], HttpResponse]:
"""
register a user
**Example request**:
.. sourcecode:: http
POST /api/auth/register HTTP/1.1
Content-Type: application/json
**Example responses**:
- successful registration
.. sourcecode:: http
HTTP/1.1 201 CREATED
Content-Type: application/json
{
"auth_token": "JSON Web Token",
"message": "Successfully registered.",
"status": "success"
}
- error on registration
.. sourcecode:: http
HTTP/1.1 400 BAD REQUEST
Content-Type: application/json
{
"message": "Errors: Valid email must be provided.\\n",
"status": "error"
}
:<json string username: user name (3 to 12 characters required)
:<json string email: user email
:<json string password: password (8 characters required)
:<json string password_conf: password confirmation
:statuscode 201: Successfully registered.
:statuscode 400:
- Invalid payload.
- Sorry. That user already exists.
- Errors:
- 3 to 12 characters required for usernanme.
- Valid email must be provided.
- Password and password confirmation don't match.
- 8 characters required for password.
:statuscode 403:
Error. Registration is disabled.
:statuscode 500:
Error. Please try again or contact the administrator.
"""
if not current_app.config.get('is_registration_enabled'):
return ForbiddenErrorResponse('Error. Registration is disabled.')
# get post data
post_data = request.get_json()
if (
not post_data
or post_data.get('username') is None
or post_data.get('email') is None
or post_data.get('password') is None
or post_data.get('password_conf') is None
):
return InvalidPayloadErrorResponse()
username = post_data.get('username')
email = post_data.get('email')
password = post_data.get('password')
password_conf = post_data.get('password_conf')
try:
ret = register_controls(username, email, password, password_conf)
except TypeError as e:
return handle_error_and_return_response(e, db=db)
if ret != '':
return InvalidPayloadErrorResponse(ret)
try:
# check for existing user
user = User.query.filter(
or_(User.username == username, User.email == email)
).first()
if user:
return InvalidPayloadErrorResponse(
'Sorry. That user already exists.'
)
# add new user to db
new_user = User(username=username, email=email, password=password)
new_user.timezone = 'Europe/Paris'
db.session.add(new_user)
db.session.commit()
# generate auth token
auth_token = new_user.encode_auth_token(new_user.id)
return {
'status': 'success',
'message': 'Successfully registered.',
'auth_token': auth_token,
}, 201
# handler errors
except (exc.IntegrityError, exc.OperationalError, ValueError) as e:
return handle_error_and_return_response(e, db=db)
@auth_blueprint.route('/auth/login', methods=['POST'])
def login_user() -> Union[Dict, HttpResponse]:
"""
user login
**Example request**:
.. sourcecode:: http
POST /api/auth/login HTTP/1.1
Content-Type: application/json
**Example responses**:
- successful login
.. sourcecode:: http
HTTP/1.1 200 OK
Content-Type: application/json
{
"auth_token": "JSON Web Token",
"message": "Successfully logged in.",
"status": "success"
}
- error on login
.. sourcecode:: http
HTTP/1.1 404 NOT FOUND
Content-Type: application/json
{
"message": "Invalid credentials.",
"status": "error"
}
:<json string email: user email
:<json string password_conf: password confirmation
:statuscode 200: Successfully logged in.
:statuscode 400: Invalid payload.
:statuscode 401: Invalid credentials.
:statuscode 500: Error. Please try again or contact the administrator.
"""
# get post data
post_data = request.get_json()
if not post_data:
return InvalidPayloadErrorResponse()
email = post_data.get('email')
password = post_data.get('password')
try:
# check for existing user
user = User.query.filter(User.email == email).first()
if user and bcrypt.check_password_hash(user.password, password):
# generate auth token
auth_token = user.encode_auth_token(user.id)
return {
'status': 'success',
'message': 'Successfully logged in.',
'auth_token': auth_token,
}
return UnauthorizedErrorResponse('Invalid credentials.')
# handler errors
except (exc.IntegrityError, exc.OperationalError, ValueError) as e:
return handle_error_and_return_response(e, db=db)
@auth_blueprint.route('/auth/logout', methods=['GET'])
@authenticate
def logout_user(auth_user_id: int) -> Union[Dict, HttpResponse]:
"""
user logout
**Example request**:
.. sourcecode:: http
GET /api/auth/logout HTTP/1.1
Content-Type: application/json
**Example responses**:
- successful logout
.. sourcecode:: http
HTTP/1.1 200 OK
Content-Type: application/json
{
"message": "Successfully logged out.",
"status": "success"
}
- error on login
.. sourcecode:: http
HTTP/1.1 401 UNAUTHORIZED
Content-Type: application/json
{
"message": "Provide a valid auth token.",
"status": "error"
}
:reqheader Authorization: OAuth 2.0 Bearer Token
:statuscode 200: Successfully logged out.
:statuscode 401: Provide a valid auth token.
"""
# get auth token
auth_header = request.headers.get('Authorization')
if not auth_header:
return UnauthorizedErrorResponse('Provide a valid auth token.')
auth_token = auth_header.split(' ')[1]
resp = User.decode_auth_token(auth_token)
if isinstance(auth_user_id, str):
return UnauthorizedErrorResponse(resp)
return {
'status': 'success',
'message': 'Successfully logged out.',
}
@auth_blueprint.route('/auth/profile', methods=['GET'])
@authenticate
def get_authenticated_user_profile(
auth_user_id: int,
) -> Union[Dict, HttpResponse]:
"""
get authenticated user info
**Example request**:
.. sourcecode:: http
GET /api/auth/profile HTTP/1.1
Content-Type: application/json
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Content-Type: application/json
{
"data": {
"admin": false,
"bio": null,
"birth_date": null,
"created_at": "Sun, 14 Jul 2019 14:09:58 GMT",
"email": "sam@example.com",
"first_name": null,
"language": "en",
"last_name": null,
"location": null,
"nb_sports": 3,
"nb_workouts": 6,
"picture": false,
"sports_list": [
1,
4,
6
],
"timezone": "Europe/Paris",
"total_distance": 67.895,
"total_duration": "6:50:27",
"username": "sam",
"weekm": false
},
"status": "success"
}
:reqheader Authorization: OAuth 2.0 Bearer Token
:statuscode 200: success.
:statuscode 401:
- Provide a valid auth token.
- Signature expired. Please log in again.
- Invalid token. Please log in again.
"""
user = User.query.filter_by(id=auth_user_id).first()
return {'status': 'success', 'data': user.serialize()}
@auth_blueprint.route('/auth/profile/edit', methods=['POST'])
@authenticate
def edit_user(auth_user_id: int) -> Union[Dict, HttpResponse]:
"""
edit authenticated user
**Example request**:
.. sourcecode:: http
POST /api/auth/profile/edit HTTP/1.1
Content-Type: application/json
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Content-Type: application/json
{
"data": {
"admin": false,
"bio": null,
"birth_date": null,
"created_at": "Sun, 14 Jul 2019 14:09:58 GMT",
"email": "sam@example.com",
"first_name": null,
"language": "en",
"last_name": null,
"location": null,
"nb_sports": 3,
"nb_workouts": 6,
"picture": false,
"sports_list": [
1,
4,
6
],
"timezone": "Europe/Paris",
"total_distance": 67.895,
"total_duration": "6:50:27",
"username": "sam"
"weekm": true,
},
"message": "User profile updated.",
"status": "success"
}
:<json string first_name: user first name
:<json string last_name: user last name
:<json string location: user location
:<json string bio: user biography
:<json string birth_date: user birth date (format: ``%Y-%m-%d``)
:<json string password: user password
:<json string password_conf: user password confirmation
:<json string timezone: user time zone
:<json string weekm: does week start on Monday?
:<json string language: language preferences
:reqheader Authorization: OAuth 2.0 Bearer Token
:statuscode 200: User profile updated.
:statuscode 400:
- Invalid payload.
- Password and password confirmation don't match.
:statuscode 401:
- Provide a valid auth token.
- Signature expired. Please log in again.
- Invalid token. Please log in again.
:statuscode 500: Error. Please try again or contact the administrator.
"""
# get post data
post_data = request.get_json()
user_mandatory_data = {
'first_name',
'last_name',
'bio',
'birth_date',
'language',
'location',
'timezone',
'weekm',
}
if not post_data or not post_data.keys() >= user_mandatory_data:
return InvalidPayloadErrorResponse()
first_name = post_data.get('first_name')
last_name = post_data.get('last_name')
bio = post_data.get('bio')
birth_date = post_data.get('birth_date')
language = post_data.get('language')
location = post_data.get('location')
password = post_data.get('password')
password_conf = post_data.get('password_conf')
timezone = post_data.get('timezone')
weekm = post_data.get('weekm')
if password is not None and password != '':
message = check_passwords(password, password_conf)
if message != '':
return InvalidPayloadErrorResponse(message)
password = bcrypt.generate_password_hash(
password, current_app.config.get('BCRYPT_LOG_ROUNDS')
).decode()
try:
user = User.query.filter_by(id=auth_user_id).first()
user.first_name = first_name
user.last_name = last_name
user.bio = bio
user.language = language
user.location = location
user.birth_date = (
datetime.datetime.strptime(birth_date, '%Y-%m-%d')
if birth_date
else None
)
if password is not None and password != '':
user.password = password
user.timezone = timezone
user.weekm = weekm
db.session.commit()
return {
'status': 'success',
'message': 'User profile updated.',
'data': user.serialize(),
}
# handler errors
except (exc.IntegrityError, exc.OperationalError, ValueError) as e:
return handle_error_and_return_response(e, db=db)
@auth_blueprint.route('/auth/picture', methods=['POST'])
@authenticate
def edit_picture(auth_user_id: int) -> Union[Dict, HttpResponse]:
"""
update authenticated user picture
**Example request**:
.. sourcecode:: http
POST /api/auth/picture HTTP/1.1
Content-Type: multipart/form-data
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Content-Type: application/json
{
"message": "User picture updated.",
"status": "success"
}
:form file: image file (allowed extensions: .jpg, .png, .gif)
:reqheader Authorization: OAuth 2.0 Bearer Token
:statuscode 200: User picture updated.
:statuscode 400:
- Invalid payload.
- No file part.
- No selected file.
- File extension not allowed.
:statuscode 401:
- Provide a valid auth token.
- Signature expired. Please log in again.
- Invalid token. Please log in again.
:statuscode 413: Error during picture update: file size exceeds 1.0MB.
:statuscode 500: Error during picture update.
"""
try:
response_object = verify_extension_and_size('picture', request)
except RequestEntityTooLarge as e:
appLog.error(e)
max_file_size = current_app.config['MAX_CONTENT_LENGTH']
return PayloadTooLargeErrorResponse(
'Error during picture update, file size exceeds '
f'{display_readable_file_size(max_file_size)}.'
)
if response_object:
return response_object
file = request.files['file']
filename = secure_filename(file.filename)
dirpath = os.path.join(
current_app.config['UPLOAD_FOLDER'], 'pictures', str(auth_user_id)
)
if not os.path.exists(dirpath):
os.makedirs(dirpath)
absolute_picture_path = os.path.join(dirpath, filename)
relative_picture_path = os.path.join(
'pictures', str(auth_user_id), filename
)
try:
user = User.query.filter_by(id=auth_user_id).first()
if user.picture is not None:
old_picture_path = get_absolute_file_path(user.picture)
if os.path.isfile(get_absolute_file_path(old_picture_path)):
os.remove(old_picture_path)
file.save(absolute_picture_path)
user.picture = relative_picture_path
db.session.commit()
return {
'status': 'success',
'message': 'User picture updated.',
}
except (exc.IntegrityError, ValueError) as e:
return handle_error_and_return_response(
e, message='Error during picture update.', status='fail', db=db
)
@auth_blueprint.route('/auth/picture', methods=['DELETE'])
@authenticate
def del_picture(auth_user_id: int) -> Union[Tuple[Dict, int], HttpResponse]:
"""
delete authenticated user picture
**Example request**:
.. sourcecode:: http
DELETE /api/auth/picture HTTP/1.1
Content-Type: application/json
**Example response**:
.. sourcecode:: http
HTTP/1.1 204 NO CONTENT
Content-Type: application/json
:reqheader Authorization: OAuth 2.0 Bearer Token
:statuscode 204: picture deleted
:statuscode 401:
- Provide a valid auth token.
- Signature expired. Please log in again.
- Invalid token. Please log in again.
:statuscode 500: Error during picture deletion.
"""
try:
user = User.query.filter_by(id=auth_user_id).first()
picture_path = get_absolute_file_path(user.picture)
if os.path.isfile(picture_path):
os.remove(picture_path)
user.picture = None
db.session.commit()
return {'status': 'no content'}, 204
except (exc.IntegrityError, ValueError) as e:
return handle_error_and_return_response(
e, message='Error during picture deletion.', status='fail', db=db
)
@auth_blueprint.route('/auth/password/reset-request', methods=['POST'])
def request_password_reset() -> Union[Dict, HttpResponse]:
"""
handle password reset request
**Example request**:
.. sourcecode:: http
POST /api/auth/password/reset-request HTTP/1.1
Content-Type: application/json
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Content-Type: application/json
{
"message": "Password reset request processed.",
"status": "success"
}
:<json string email: user email
:statuscode 200: Password reset request processed.
:statuscode 400: Invalid payload.
"""
post_data = request.get_json()
if not post_data or post_data.get('email') is None:
return InvalidPayloadErrorResponse()
email = post_data.get('email')
user = User.query.filter(User.email == email).first()
if user:
password_reset_token = user.encode_password_reset_token(user.id)
ui_url = current_app.config['UI_URL']
email_data = {
'expiration_delay': get_readable_duration(
current_app.config['PASSWORD_TOKEN_EXPIRATION_SECONDS'],
'en' if user.language is None else user.language,
),
'username': user.username,
'password_reset_url': (
f'{ui_url}/password-reset?token={password_reset_token}' # noqa
),
'operating_system': request.user_agent.platform, # type: ignore
'browser_name': request.user_agent.browser, # type: ignore
}
user_data = {
'language': user.language if user.language else 'en',
'email': user.email,
}
reset_password_email.send(user_data, email_data)
return {
'status': 'success',
'message': 'Password reset request processed.',
}
@auth_blueprint.route('/auth/password/update', methods=['POST'])
def update_password() -> Union[Dict, HttpResponse]:
"""
update user password
**Example request**:
.. sourcecode:: http
POST /api/auth/password/update HTTP/1.1
Content-Type: application/json
**Example response**:
.. sourcecode:: http
HTTP/1.1 200 OK
Content-Type: application/json
{
"message": "Password updated.",
"status": "success"
}
:<json string password: password (8 characters required)
:<json string password_conf: password confirmation
:<json string token: password reset token
:statuscode 200: Password updated.
:statuscode 400: Invalid payload.
:statuscode 401: Invalid token.
:statuscode 500: Error. Please try again or contact the administrator.
"""
post_data = request.get_json()
if (
not post_data
or post_data.get('password') is None
or post_data.get('password_conf') is None
or post_data.get('token') is None
):
return InvalidPayloadErrorResponse()
password = post_data.get('password')
password_conf = post_data.get('password_conf')
token = post_data.get('token')
try:
user_id = decode_user_token(token)
except (jwt.ExpiredSignatureError, jwt.InvalidTokenError):
return UnauthorizedErrorResponse()
message = check_passwords(password, password_conf)
if message != '':
return InvalidPayloadErrorResponse(message)
user = User.query.filter(User.id == user_id).first()
if not user:
return UnauthorizedErrorResponse()
try:
user.password = bcrypt.generate_password_hash(
password, current_app.config.get('BCRYPT_LOG_ROUNDS')
).decode()
db.session.commit()
return {
'status': 'success',
'message': 'Password updated.',
}
except (exc.OperationalError, ValueError) as e:
return handle_error_and_return_response(e, db=db)