viveksantayana
e1967bcd7e
Refactored to move security package inside common Moved data folder to process root.
186 lines
9.4 KiB
Python
186 lines
9.4 KiB
Python
from flask import flash, make_response, Response
|
|
from flask.helpers import url_for
|
|
from flask.json import jsonify
|
|
from werkzeug.security import generate_password_hash, check_password_hash
|
|
from werkzeug.utils import redirect
|
|
from flask_mail import Message
|
|
import secrets
|
|
|
|
from common.security import encrypt, decrypt
|
|
from common.security.database import decrypt_find_one, encrypted_update
|
|
from datetime import datetime, timedelta
|
|
from main import db, mail
|
|
|
|
class User:
|
|
|
|
def __init__(self, _id=None, username=None, password=None, email=None, remember=False):
|
|
self._id = _id
|
|
self.username = username
|
|
self.email = email
|
|
self.password = password
|
|
self.remember = remember
|
|
|
|
def start_session(self, resp:Response):
|
|
resp.set_cookie(
|
|
key = '_id',
|
|
value = self._id,
|
|
max_age = timedelta(days=14) if self.remember else 'Session',
|
|
path = '/',
|
|
expires = datetime.utcnow() + timedelta(days=14) if self.remember else 'Session'
|
|
)
|
|
if self.remember:
|
|
resp.set_cookie (
|
|
key = 'remember',
|
|
value = 'True',
|
|
max_age = timedelta(days=14),
|
|
path = '/',
|
|
expires = datetime.utcnow() + timedelta(days=14)
|
|
)
|
|
|
|
def register(self):
|
|
from ..views import get_id_from_cookie
|
|
user = {
|
|
'_id': self._id,
|
|
'email': encrypt(self.email),
|
|
'password': generate_password_hash(self.password, method='sha256'),
|
|
'username': encrypt(self.username)
|
|
}
|
|
if decrypt_find_one(db.users, { 'username': self.username }):
|
|
return jsonify({ 'error': f'Username {self.username} is not available.' }), 400
|
|
if db.users.insert_one(user):
|
|
flash(f'User {self.username} has been created successfully. You may now use it to log in and administer the tests.', 'success')
|
|
resp = make_response(jsonify(user), 200)
|
|
if not get_id_from_cookie:
|
|
self.start_session(resp)
|
|
return resp
|
|
return jsonify({ 'error': f'Registration failed. An error occurred.' }), 400
|
|
|
|
def login(self):
|
|
user = decrypt_find_one( db.users, { 'username': self.username })
|
|
if not user:
|
|
return jsonify({ 'error': f'Username {self.username} does not exist.' }), 401
|
|
if not check_password_hash( user['password'], self.password ):
|
|
return jsonify({ 'error': f'The password you entered is incorrect.' }), 401
|
|
resp = make_response(jsonify({ 'success': f'Successfully logged in user {self.username}.' }), 200)
|
|
self._id = user['_id']
|
|
self.start_session(resp)
|
|
return resp
|
|
|
|
def logout(self):
|
|
resp = make_response(redirect(url_for('admin_auth.login')))
|
|
resp.set_cookie(
|
|
key = '_id',
|
|
value = '',
|
|
max_age = timedelta(days=-1),
|
|
path = '/',
|
|
expires= datetime.utcnow() + timedelta(days=-1)
|
|
)
|
|
resp.set_cookie (
|
|
key = 'cookie_consent',
|
|
value = 'True',
|
|
max_age = 'Session',
|
|
path = '/',
|
|
expires = 'Session'
|
|
)
|
|
resp.set_cookie (
|
|
key = 'remember',
|
|
value = 'True',
|
|
max_age = timedelta(days=-1),
|
|
path = '/',
|
|
expires = datetime.utcnow() + timedelta(days=-1)
|
|
)
|
|
flash('You have been logged out. All cookies pertaining to your account have been deleted. Have a nice day.', 'alert')
|
|
return resp
|
|
|
|
def reset_password(self):
|
|
user = decrypt_find_one(db.users, { 'username': self.username })
|
|
if not user:
|
|
return jsonify({ 'error': f'Username {self.username} does not exist.' }), 401
|
|
if not decrypt(user['email']) == self.email:
|
|
return jsonify({ 'error': f'The email address {self.email} does not match the user account {self.username}.' }), 401
|
|
new_password = secrets.token_hex(12)
|
|
reset_token = secrets.token_urlsafe(16)
|
|
verification_token = secrets.token_urlsafe(16)
|
|
user['password'] = generate_password_hash(new_password, method='sha256')
|
|
if encrypted_update( { 'username': self.username }, { '$set': {'password': user['password'], 'reset_token': reset_token, 'verification_token': verification_token } } ):
|
|
flash(f'Your password has been reset. Instructions to recover your account have been sent to {self.email}. Please be sure to check your spam folder in case you have not received the email.', 'alert')
|
|
email = Message(
|
|
subject = 'RefTest | Password Reset',
|
|
recipients = [self.email],
|
|
body = f"""
|
|
Hello {user['username']}, \n\n
|
|
This email was generated because we received a request to reset the password for your administrator account for the SKA RefTest app.\n\n
|
|
If you did not make this request, please ignore this email.\n\n
|
|
If you did make this request, then you have two options to recover your account.\n\n
|
|
For the time being, your password has been reset to the following:\n\n
|
|
{new_password}\n\n
|
|
You may use this to log back in to your account, and subsequently change your password to something more suitable.\n\n
|
|
Alternatively, you may visit the following private link using your unique token to override your password. Copy and paste the following link in a web browser. Please note that this token is only valid once:\n\n
|
|
{url_for('admin_auth.reset_gateway', token1 = reset_token, token2 = verification_token, _external = True)}\n\n
|
|
Have a nice day.
|
|
""",
|
|
html = f"""
|
|
<p>Hello {user['username']},</p>
|
|
<p>This email was generated because we received a request to reset the password for your administrator account for the SKA RefTest app. </p>
|
|
<p>If you did not make this request, please ignore this email.</p>
|
|
<p>If you did make this request, then you have two options to recover your account.</p>
|
|
<p>For the time being, your password has been reset to the following:</p>
|
|
<strong>{new_password}</strong>
|
|
<p>You may use this to log back in to your account, and subsequently change your password to something more suitable.</p>
|
|
<p>Alternatively, you may visit the following private link using your unique token to override your password. Click on the following link, or copy and paste it into a browser. <strong>Please note that this token is only valid once</strong>:</p>
|
|
<p><a href='{url_for('admin_auth.reset_gateway', token1 = reset_token, token2 = verification_token, _external = True)}'>{url_for('admin_auth.reset_gateway', token1 = reset_token, token2 = verification_token, _external = True)}</a></p>
|
|
<p>Have a nice day.</p>
|
|
"""
|
|
)
|
|
mail.send(email)
|
|
return jsonify({ 'success': 'Password reset request has been processed.'}), 200
|
|
|
|
def update(self):
|
|
from ..views import get_id_from_cookie
|
|
retrieved_user = decrypt_find_one(db.users, { '_id': self._id })
|
|
if not retrieved_user:
|
|
return jsonify({ 'error': f'User {retrieved_user["username"]} does not exist.' }), 401
|
|
user = {}
|
|
updated = []
|
|
if not self.email == '' and self.email is not None:
|
|
user['email'] = self.email
|
|
updated.append('email')
|
|
if not self.password == '' and self.password is not None:
|
|
user['password'] = generate_password_hash(self.password, method='sha256')
|
|
updated.append('password')
|
|
output = ''
|
|
if len(updated) == 0:
|
|
flash(f'There were no changes requested for your account.', 'alert'), 200
|
|
return jsonify({'success': 'There were no changes requested for your account.'}), 200
|
|
elif len(updated) == 1:
|
|
output = updated[0]
|
|
elif len(updated) == 2:
|
|
output = ' and '.join(updated)
|
|
elif len(updated) > 2:
|
|
output = updated[0]
|
|
for index in range(1,len(updated)):
|
|
if index < len(updated) - 2:
|
|
output = ', '.join([output, updated[index]])
|
|
elif index == len(updated) - 2:
|
|
output = ', and '.join([output, updated[index]])
|
|
else:
|
|
output = ''.join([output, updated[index]])
|
|
encrypted_update(db.users, {'_id': self._id}, { '$set': user })
|
|
if self._id == get_id_from_cookie():
|
|
_output = 'Your '
|
|
elif retrieved_user['username'][-1] == 's':
|
|
_output = '’'.join([retrieved_user['username'], ''])
|
|
else:
|
|
_output = '’'.join([retrieved_user['username'], 's'])
|
|
_output = f'{_output} {output} {"has" if len(updated) == 1 else "have"} been updated.'
|
|
flash(_output)
|
|
return jsonify({'success': _output}), 200
|
|
|
|
def delete(self):
|
|
retrieved_user = decrypt_find_one(db.users, { '_id': self._id })
|
|
if not retrieved_user:
|
|
return jsonify({ 'error': f'User does not exist.' }), 401
|
|
db.users.find_one_and_delete({'_id': self._id})
|
|
flash(f'User {retrieved_user["username"]} has been deleted.')
|
|
return jsonify({'success': f'User {retrieved_user["username"]} has been deleted.'}), 200
|