mirror of
https://github.com/matrix-org/dendrite.git
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45 lines
1.3 KiB
Go
45 lines
1.3 KiB
Go
// Copyright 2019 Alex Chen
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package common
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import "github.com/matrix-org/gomatrixserverlib"
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func ValidateRedaction(
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redacted, redaction *gomatrixserverlib.Event,
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) (badEvents, needPowerLevelCheck bool, err error) {
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// Don't allow redaction of events in different rooms
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if redaction.RoomID() != redacted.RoomID() {
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return true, false, nil
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}
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var expectedDomain, redactorDomain gomatrixserverlib.ServerName
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if _, expectedDomain, err = gomatrixserverlib.SplitID(
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'@', redacted.Sender(),
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); err != nil {
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return false, false, err
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}
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if _, redactorDomain, err = gomatrixserverlib.SplitID(
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'@', redaction.Sender(),
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); err != nil {
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return false, false, err
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}
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if expectedDomain != redactorDomain {
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return false, true, err
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}
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return false, false, nil
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}
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