Add handling of anonymous user when updating account

ref-test/app/admin/views.py

@@ -117,7 +117,7 @@ def _reset():
         user.clear_reset_tokens()
         if request.args.get('verification') == verification_token:
             form = UpdatePassword()
-            session['user_id'] = user.id
+            session['user'] = user.id
             return render_template('/admin/auth/update-password.html', form=form)
         flash('The verification of your password reset request failed and the token has been invalidated. Please make a new reset password request.', 'error')
 
@@ -127,7 +127,7 @@ def _reset():
 def _update_password():
     form = UpdatePassword()
     if form.validate_on_submit():
-        user = session.pop('user_id')
+        user = session.pop('user')
         user = User.query.filter_by(id=user).first()
         user.update(password=request.form.get('password'))
         session['remembered_username'] = user.get_username()

ref-test/app/models/user.py

@@ -194,7 +194,8 @@ class User(UserMixin, db.Model):
                 if entry.get_email() == email and not entry == self: return False, f'The email address {email} is already in use.'
             self.set_email(email)
         db.session.commit()
-        write('system.log', f'Information for user {self.get_username()} has been updated by {current_user.get_username()}.')
+        _current_user = current_user.get_username() if current_user.is_authenticated else 'anonymous'
+        write('system.log', f'Information for user {self.get_username()} has been updated by {_current_user}.')
         if notify:
             message = Message(
                 subject='RefTest | Account Update',
@@ -202,7 +203,7 @@ class User(UserMixin, db.Model):
                 bcc=[old_email,current_user.get_email()],
                 body=f"""
                 Hello {self.get_username()},\n\n
-                Your administrator account for the SKA RefTest App has been updated by {current_user.get_username()}.\n\n
+                Your administrator account for the SKA RefTest App has been updated by {_current_user}.\n\n
                 Your new account details are as follows:\n\n
                 Email: {email}\n
                 Password: {password if password else '<same as old>'}\n\n
@@ -213,7 +214,7 @@ class User(UserMixin, db.Model):
                 """,
                 html=f"""
                 <p>Hello {self.get_username()},</p>
-                <p>Your administrator account for the SKA RefTest App has been updated by {current_user.get_username()}.</p>
+                <p>Your administrator account for the SKA RefTest App has been updated by {_current_user}.</p>
                 <p>Your new account details are as follows:</p>
                 <p>Email: {email} <br/> Password: <strong>{password if password else '&lt;same as old&gt;'}</strong></p>
                 <p>You can update your email address and password by logging in to the admin console using the following URL:</p>