Override fix for v12 rooms (#458)

kegsay · web-flow · commit 7a73c05d2a24 · 2025-08-11T20:58:04.000+01:00
c.f element-hq/dendrite#3623
diff --git a/eventauth.go b/eventauth.go
@@ -375,12 +375,13 @@ func (a *allowerContext) userPowerLevel(userID spec.SenderID) int64 {
 	}
 	if a.powerLevelsEvent == nil {
 		if userID == a.createEvent.SenderID() {
-			return 100
+			// FIXME: this is awful but needs to match up with NewPowerLevelContentFromAuthEvents in eventcontent.go
+			// else you won't be able to override PLs when creating rooms.
+			return CreatorPowerLevel - 1
 		}
 		return 0
 	}
 	return a.powerLevels.UserLevel(userID)
-
 }
 
 // update updates the auth event provider with new event contents.

Original file line number	Diff line number	Diff line change
`@@ -375,12 +375,13 @@ func (a *allowerContext) userPowerLevel(userID spec.SenderID) int64 {`
`375`	`375`	`}`
`376`	`376`	`if a.powerLevelsEvent == nil {`
`377`	`377`	`if userID == a.createEvent.SenderID() {`
`378`		`- return 100`
	`378`	`+ // FIXME: this is awful but needs to match up with NewPowerLevelContentFromAuthEvents in eventcontent.go`
	`379`	`+ // else you won't be able to override PLs when creating rooms.`
	`380`	`+ return CreatorPowerLevel - 1`
`379`	`381`	`}`
`380`	`382`	`return 0`
`381`	`383`	`}`
`382`	`384`	`return a.powerLevels.UserLevel(userID)`
`383`		`-`
`384`	`385`	`}`
`385`	`386`
`386`	`387`	`// update updates the auth event provider with new event contents.`