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Check if a user is in the room before sending a PowerLevel event on their behalf (#9235)

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Pankaj Yadav 2021-01-27 23:08:08 +05:30 committed by GitHub
parent 300d0d756a
commit 2e537a0280
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2 changed files with 12 additions and 1 deletions
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changelog.d/9235.bugfix Normal file
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@ -0,0 +1 @@
Fix a bug in the `make_room_admin` admin API where it failed if the admin with the greatest power level was not in the room. Contributed by Pankaj Yadav.

12
synapse/rest/admin/rooms.py
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@ -431,7 +431,17 @@ class MakeRoomAdminRestServlet(RestServlet):
if not admin_users:
raise SynapseError(400, "No local admin user in room")
admin_user_id = admin_users[-1]
admin_user_id = None
for admin_user in reversed(admin_users):
if room_state.get((EventTypes.Member, admin_user)):
admin_user_id = admin_user
break
if not admin_user_id:
raise SynapseError(
400, "No local admin user in room",
)
pl_content = power_levels.content
else: