4axS83WB

1class Preferences(db.Model):
2    """ Store User Preferences here"""
3    __tablename__ = 'preferences'
4    id = db.Column(db.Integer, primary_key=True)
5    # some normal settings
6    # Mail Account Data
7    mail_username = db.Column(db.String(128))
8    mail_password_encrypted = db.Column(db.LargeBinary)
9
10    @property
11    def mail_password(self):
12        raise AttributeError('password is not a readable attribute')
13
14    def encrypt_mail_password(self, password):
15        """
16        Accepts the clear text password and stores it encrypted with the app´s secret key.
17
18        :param password: clear text password
19        :return:
20        """
21        secret_key = current_app.config['SECRET_KEY']
22        cryptor = rncryptor.RNCryptor()
23        encrypted_password = cryptor.encrypt(password, secret_key)
24        self.mail_password_encrypted = encrypted_password
25        db.session.commit()
26
27    def decrypt_mail_password(self):
28        """
29        Decrypts the encrypted password with the app´s secret key.
30        :return: decrypted password
31        """
32        secret_key = current_app.config['SECRET_KEY']
33        cryptor = rncryptor.RNCryptor()
34        decrypted_password = cryptor.decrypt(self.mail_password_encrypted, secret_key)
35        return decrypted_password