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Add room membership and powerlevel checks for func SendBan

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This commit is contained in:
DavidSpenler 2021-06-22 13:54:08 -04:00
parent 6ae976a55a
commit a4c9b785c2
1 changed files with 31 additions and 0 deletions
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31
clientapi/routing/membership.go
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@ -47,6 +47,37 @@ func SendBan(
if reqErr != nil {
return *reqErr
}
errRes := checkMemberInRoom(req.Context(), rsAPI, device.UserID, roomID)
if errRes != nil {
return *errRes
}
plEvent := roomserverAPI.GetStateEvent(req.Context(), rsAPI, roomID, gomatrixserverlib.StateKeyTuple{
EventType: gomatrixserverlib.MRoomPowerLevels,
StateKey: "",
})
if plEvent == nil {
return util.JSONResponse{
Code: 403,
JSON: jsonerror.Forbidden("You don't have permission to ban this user, no power_levels event in this room."),
}
}
pl, err := plEvent.PowerLevels()
if err != nil {
return util.JSONResponse{
Code: 403,
JSON: jsonerror.Forbidden("You don't have permission to ban this user, the power_levels event for this room is malformed so auth checks cannot be performed."),
}
}
allowedToBan := pl.UserLevel(device.UserID) >= pl.Ban
if !allowedToBan {
return util.JSONResponse{
Code: 403,
JSON: jsonerror.Forbidden("You don't have permission to ban this user, power level too low."),
}
}
return sendMembership(req.Context(), accountDB, device, roomID, "ban", body.Reason, cfg, body.UserID, evTime, roomVer, rsAPI, asAPI)
}