diff --git a/matemat/db/facade.py b/matemat/db/facade.py index 1c954db..99aef1d 100644 --- a/matemat/db/facade.py +++ b/matemat/db/facade.py @@ -62,7 +62,18 @@ class MatematDatabase(object): """ return self.db.transaction(exclusive=exclusive) - def list_users(self) -> List[User]: + def has_admin_users(self) -> bool: + """ + Check whether the instance has any admin users configured. + + :return: True if there are admin users, false otherwise. + """ + with self.db.transaction(exclusive=False) as c: + c.execute('SELECT COUNT(user_id) FROM users WHERE is_admin = 1') + n, = c.fetchone() + return n > 0 + + def list_users(self, with_touchkey: bool = False) -> List[User]: """ Return a list of users in the database. :return: A list of users. @@ -72,7 +83,10 @@ class MatematDatabase(object): for row in c.execute(''' SELECT user_id, username, email, is_admin, is_member, balance FROM users - '''): + WHERE touchkey IS NOT NULL OR NOT :must_have_touchkey + ''', { + 'must_have_touchkey': with_touchkey + }): # Decompose each row and put the values into a User object user_id, username, email, is_admin, is_member, balance = row users.append(User(user_id, username, balance, email, is_admin, is_member)) diff --git a/matemat/webserver/pagelets/__init__.py b/matemat/webserver/pagelets/__init__.py index c336f46..4ef6fd5 100644 --- a/matemat/webserver/pagelets/__init__.py +++ b/matemat/webserver/pagelets/__init__.py @@ -13,3 +13,4 @@ from .deposit import deposit from .admin import admin from .moduser import moduser from .modproduct import modproduct +from .userbootstrap import userbootstrap diff --git a/matemat/webserver/pagelets/main.py b/matemat/webserver/pagelets/main.py index 81f2d7d..8524e4a 100644 --- a/matemat/webserver/pagelets/main.py +++ b/matemat/webserver/pagelets/main.py @@ -1,6 +1,6 @@ from typing import Any, Dict, Union -from matemat.webserver import pagelet, RequestArguments, PageletResponse, TemplateResponse +from matemat.webserver import pagelet, RequestArguments, PageletResponse, TemplateResponse, RedirectResponse from matemat.db import MatematDatabase @@ -30,7 +30,9 @@ def main_page(method: str, authuser=user, products=products, authlevel=authlevel, setupname=config['InstanceName']) else: + if not db.has_admin_users(): + return RedirectResponse('/userbootstrap') # If no user is logged in, fetch the list of users and render the userlist template - users = db.list_users() + users = db.list_users(with_touchkey=True) return TemplateResponse('userlist.html', users=users, setupname=config['InstanceName']) diff --git a/matemat/webserver/pagelets/userbootstrap.py b/matemat/webserver/pagelets/userbootstrap.py new file mode 100644 index 0000000..b9ac067 --- /dev/null +++ b/matemat/webserver/pagelets/userbootstrap.py @@ -0,0 +1,32 @@ + +from typing import Any, Dict, Union + +from matemat.db import MatematDatabase +from matemat.webserver import pagelet, RequestArguments, PageletResponse, RedirectResponse, TemplateResponse +from matemat.exceptions import HttpException + + +@pagelet('/userbootstrap') +def userbootstrap(method: str, + path: str, + args: RequestArguments, + session_vars: Dict[str, Any], + headers: Dict[str, str], + config: Dict[str, str]) \ + -> Union[bytes, str, PageletResponse]: + with MatematDatabase(config['DatabaseFile']) as db: + if db.has_admin_users(): + return RedirectResponse('/') + if method == 'POST': + if 'username' not in args or 'password' not in args or 'password2' not in args: + raise HttpException(400, 'Some arguments are missing') + username: str = str(args.username) + password: str = str(args.password) + password2: str = str(args.password2) + if password != password2: + return RedirectResponse('/userbootstrap') + db.create_user(username, password, None, True, False) + return RedirectResponse('/') + else: + return TemplateResponse('userbootstrap.html', + setupname=config['InstanceName']) diff --git a/templates/userbootstrap.html b/templates/userbootstrap.html new file mode 100644 index 0000000..57c8a45 --- /dev/null +++ b/templates/userbootstrap.html @@ -0,0 +1,27 @@ +{% extends "base.html" %} + +{% block header %} +

Setup

+ {{ super() }} +{% endblock %} + +{% block main %} + + {# Show a user creation form #} + Please create an admin user account +
+ +
+ + +
+ + +
+ + +
+ + {{ super() }} + +{% endblock %}