def get_permissions(self, mxid: UserID) -> Tuple[bool, bool, str]:
permissions = self["bridge.permissions"] or {}
if mxid in permissions:
return self._get_permissions(mxid)
homeserver = mxid[mxid.index(":") + 1:]
if homeserver in permissions:
return self._get_permissions(homeserver)
return self._get_permissions("*")
def parse_user_id(cls, mxid: UserID) -> Tuple[str, str]:
"""
Parse the localpart and server name from a Matrix user ID.
Args:
mxid: The Matrix user ID.
Returns:
A tuple of (localpart, server_name).
Raises:
ValueError: if the given user ID is invalid.
"""
if len(mxid) == 0:
raise ValueError("User ID is empty")
elif mxid[0] != "@":
raise ValueError("User IDs start with @")
try:
sep = mxid.index(":")
except ValueError as e:
raise ValueError("User ID must contain domain separator") from e
if sep == len(mxid) - 1:
raise ValueError("User ID must contain domain")
return mxid[1:sep], mxid[sep + 1:]