From 24e2f1a8e0e4e0005c395b5fed0d301d94e82a71 Mon Sep 17 00:00:00 2001
From: Florian Renaud <florian.renaud@niji.fr>
Date: Mon, 6 Sep 2021 15:58:18 +0200
Subject: [PATCH 1/3] Room details: Check power level before showing topic hint

---
 .../home/room/detail/timeline/item/MergedRoomCreationItem.kt   | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/MergedRoomCreationItem.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/MergedRoomCreationItem.kt
index 43a9618a06..1044cd7d44 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/MergedRoomCreationItem.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/MergedRoomCreationItem.kt
@@ -143,7 +143,8 @@ abstract class MergedRoomCreationItem : BasedMergedItem<MergedRoomCreationItem.H
         val topic = roomSummary?.topic
         if (topic.isNullOrBlank()) {
             // do not show hint for DMs or group DMs
-            if (!isDirect) {
+            val canSetTopic = attributes.canChangeTopic && !isDirect
+            if (canSetTopic) {
                 val addTopicLink = holder.view.resources.getString(R.string.add_a_topic_link_text)
                 val styledText = SpannableString(holder.view.resources.getString(R.string.room_created_summary_no_topic_creation_text, addTopicLink))
                 holder.roomTopicText.setTextOrHide(styledText.tappableMatchingText(addTopicLink, object : ClickableSpan() {

From e78aec5fcc6eb727cd3107e008dded63a8665df4 Mon Sep 17 00:00:00 2001
From: Florian Renaud <florian.renaud@niji.fr>
Date: Mon, 6 Sep 2021 16:23:40 +0200
Subject: [PATCH 2/3] Room details: Check power level before showing add people
 button

---
 .../room/detail/timeline/factory/MergedHeaderItemFactory.kt | 1 +
 .../room/detail/timeline/item/MergedRoomCreationItem.kt     | 6 ++++--
 2 files changed, 5 insertions(+), 2 deletions(-)

diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/factory/MergedHeaderItemFactory.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/factory/MergedHeaderItemFactory.kt
index f552266a1c..25b5dc34d6 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/factory/MergedHeaderItemFactory.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/factory/MergedHeaderItemFactory.kt
@@ -206,6 +206,7 @@ class MergedHeaderItemFactory @Inject constructor(private val activeSessionHolde
                     callback = callback,
                     currentUserId = currentUserId,
                     roomSummary = partialState.roomSummary,
+                    canInvite = powerLevelsHelper?.isUserAbleToInvite(currentUserId) ?: false,
                     canChangeAvatar = powerLevelsHelper?.isUserAllowedToSend(currentUserId, true, EventType.STATE_ROOM_AVATAR) ?: false,
                     canChangeTopic = powerLevelsHelper?.isUserAllowedToSend(currentUserId, true, EventType.STATE_ROOM_TOPIC) ?: false,
                     canChangeName = powerLevelsHelper?.isUserAllowedToSend(currentUserId, true, EventType.STATE_ROOM_NAME) ?: false
diff --git a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/MergedRoomCreationItem.kt b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/MergedRoomCreationItem.kt
index 1044cd7d44..2305cc3754 100644
--- a/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/MergedRoomCreationItem.kt
+++ b/vector/src/main/java/im/vector/app/features/home/room/detail/timeline/item/MergedRoomCreationItem.kt
@@ -190,8 +190,9 @@ abstract class MergedRoomCreationItem : BasedMergedItem<MergedRoomCreationItem.H
             }
         }
 
-        holder.addPeopleButton.isVisible = !isDirect
-        if (!isDirect) {
+        val canInvite = attributes.canInvite && !isDirect
+        holder.addPeopleButton.isVisible = canInvite
+        if (canInvite) {
             holder.addPeopleButton.onClick {
                 attributes.callback?.onTimelineItemAction(RoomDetailAction.QuickActionInvitePeople)
             }
@@ -228,6 +229,7 @@ abstract class MergedRoomCreationItem : BasedMergedItem<MergedRoomCreationItem.H
             val hasEncryptionEvent: Boolean,
             val isEncryptionAlgorithmSecure: Boolean,
             val roomSummary: RoomSummary?,
+            val canInvite: Boolean = false,
             val canChangeAvatar: Boolean = false,
             val canChangeName: Boolean = false,
             val canChangeTopic: Boolean = false

From 32303af471bff718de947f8ea16ec05431de0726 Mon Sep 17 00:00:00 2001
From: Florian Renaud <florian.renaud@niji.fr>
Date: Mon, 6 Sep 2021 16:37:40 +0200
Subject: [PATCH 3/3] towncrier

---
 changelog.d/3959.feature | 1 +
 1 file changed, 1 insertion(+)
 create mode 100644 changelog.d/3959.feature

diff --git a/changelog.d/3959.feature b/changelog.d/3959.feature
new file mode 100644
index 0000000000..ac1116dad9
--- /dev/null
+++ b/changelog.d/3959.feature
@@ -0,0 +1 @@
+Check power level before displaying actions in the room details' timeline
\ No newline at end of file