[balance] add get and modify limits for all users

flaschengeist/plugins/balance/routes.py

@@ -99,6 +99,32 @@ def set_limit(userid, current_session: Session):
     return HTTP.no_content()
 
 
+@BalancePlugin.blueprint.route("/users/balance/limit", methods=["GET", "PUT"])
+@login_required(permission=permissions.SET_LIMIT)
+def limits(current_session: Session):
+    """Get, Modify limit of all users
+
+    Args:
+        current_ession: Session sent with Authorization Header
+
+    Returns:
+        JSON encoded array of userid with limit or HTTP-error
+    """
+
+    users = userController.get_users()
+    if request.method == "GET":
+        return jsonify([{"userid": user.userid, "limit": user.get_attribute("balance_limit")} for user in users])
+
+    data = request.get_json()
+    try:
+        limit = data["limit"]
+    except (TypeError, KeyError):
+        raise BadRequest
+    for user in users:
+        balance_controller.set_limit(user, limit)
+    return HTTP.no_content()
+
+
 @BalancePlugin.blueprint.route("/users/<userid>/balance", methods=["GET"])
 @login_required(permission=permissions.SHOW)
 def get_balance(userid, current_session: Session):