From 3e003fb0901f5ea345562fb06962e7d06440eb25 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Tue, 7 Jul 2026 10:44:33 +0400
Subject: [PATCH] Support user.linked_community_id from layer 229

---
 Telegram/SourceFiles/data/data_community.cpp              | 7 +++++++
 Telegram/SourceFiles/data/data_session.cpp                | 5 ++++-
 Telegram/SourceFiles/data/data_user.cpp                   | 8 ++++++++
 Telegram/SourceFiles/data/data_user.h                     | 4 ++++
 .../SourceFiles/history/view/history_view_fake_items.cpp  | 3 ++-
 Telegram/SourceFiles/main/main_account.cpp                | 3 ++-
 6 files changed, 27 insertions(+), 3 deletions(-)

diff --git a/Telegram/SourceFiles/data/data_community.cpp b/Telegram/SourceFiles/data/data_community.cpp
index 5652f81718..049fb5078a 100644
--- a/Telegram/SourceFiles/data/data_community.cpp
+++ b/Telegram/SourceFiles/data/data_community.cpp
@@ -11,6 +11,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_channel.h"
 #include "data/data_peer.h"
 #include "data/data_session.h"
+#include "data/data_user.h"
 #include "history/history.h"
 #include "history/history_item.h"
 #include "lang/lang_keys.h"
@@ -148,6 +149,8 @@ void CommunityInfo::applyLinkedPeers(const QVector<MTPCommunityPeer> &list) {
 	for (const auto &linked : _linkedPeers) {
 		if (const auto channel = linked.peer->asChannel()) {
 			channel->setLinkedCommunityId(communityId);
+		} else if (const auto user = linked.peer->asUser()) {
+			user->setLinkedCommunityId(communityId);
 		}
 	}
 	const auto stillLinked = [&](not_null<History*> history) {
@@ -161,9 +164,13 @@ void CommunityInfo::applyLinkedPeers(const QVector<MTPCommunityPeer> &list) {
 		for (const auto &history : base::duplicate(set)) {
 			if (!stillLinked(history)) {
 				const auto channel = history->peer->asChannel();
+				const auto user = history->peer->asUser();
 				if (channel
 					&& channel->linkedCommunityId() == communityId) {
 					channel->setLinkedCommunityId(ChannelId());
+				} else if (user
+					&& user->linkedCommunityId() == communityId) {
+					user->setLinkedCommunityId(ChannelId());
 				}
 			}
 		}
diff --git a/Telegram/SourceFiles/data/data_session.cpp b/Telegram/SourceFiles/data/data_session.cpp
index e2f6d94034..d10ad72aef 100644
--- a/Telegram/SourceFiles/data/data_session.cpp
+++ b/Telegram/SourceFiles/data/data_session.cpp
@@ -686,6 +686,8 @@ not_null<UserData*> Session::processUser(const MTPUser &data) {
 		result->setFlags((result->flags() & ~flagsMask) | flagsSet);
 		result->setBotVerifyDetailsIcon(
 			data.vbot_verification_icon().value_or_empty());
+		result->setLinkedCommunityId(
+			data.vlinked_community_id().value_or_empty());
 		if (!minimal) {
 			if (storiesState) {
 				result->setStoriesState(storiesState->hasVideoStream
@@ -5516,7 +5518,8 @@ void Session::serviceNotification(
 			MTPPeerColor(), // profile_color
 			MTPint(), // bot_active_users
 			MTPlong(), // bot_verification_icon
-			MTPlong())); // send_paid_messages_stars
+			MTPlong(), // send_paid_messages_stars
+			MTPlong())); // linked_community_id
 	}
 	const auto history = this->history(PeerData::kServiceNotificationsId);
 	const auto insert = [=] {
diff --git a/Telegram/SourceFiles/data/data_user.cpp b/Telegram/SourceFiles/data/data_user.cpp
index 2a5c93abdb..2f588630a1 100644
--- a/Telegram/SourceFiles/data/data_user.cpp
+++ b/Telegram/SourceFiles/data/data_user.cpp
@@ -318,6 +318,14 @@ void UserData::setPersonalChannel(ChannelId channelId, MsgId messageId) {
 	}
 }
 
+ChannelId UserData::linkedCommunityId() const {
+	return _linkedCommunityId;
+}
+
+void UserData::setLinkedCommunityId(ChannelId id) {
+	_linkedCommunityId = id;
+}
+
 UserId UserData::botManagerId() const {
 	return _botManagerId;
 }
diff --git a/Telegram/SourceFiles/data/data_user.h b/Telegram/SourceFiles/data/data_user.h
index 3b6f00df47..549fae0172 100644
--- a/Telegram/SourceFiles/data/data_user.h
+++ b/Telegram/SourceFiles/data/data_user.h
@@ -302,6 +302,9 @@ public:
 	[[nodiscard]] MsgId personalChannelMessageId() const;
 	void setPersonalChannel(ChannelId channelId, MsgId messageId);
 
+	[[nodiscard]] ChannelId linkedCommunityId() const;
+	void setLinkedCommunityId(ChannelId id);
+
 	[[nodiscard]] UserId botManagerId() const;
 	void setBotManagerId(UserId managerId);
 
@@ -352,6 +355,7 @@ private:
 
 	ChannelId _personalChannelId = 0;
 	MsgId _personalChannelMessageId = 0;
+	ChannelId _linkedCommunityId = 0;
 	UserId _botManagerId = 0;
 
 	uint64 _accessHash = 0;
diff --git a/Telegram/SourceFiles/history/view/history_view_fake_items.cpp b/Telegram/SourceFiles/history/view/history_view_fake_items.cpp
index 5c41eee59e..b9d9a2dae7 100644
--- a/Telegram/SourceFiles/history/view/history_view_fake_items.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_fake_items.cpp
@@ -62,7 +62,8 @@ PeerId GenerateUser(not_null<History*> history, const QString &name) {
 		MTPPeerColor(), // profile_color
 		MTPint(), // bot_active_users
 		MTPlong(), // bot_verification_icon
-		MTPlong())); // send_paid_messages_stars
+		MTPlong(), // send_paid_messages_stars
+		MTPlong())); // linked_community_id
 	return peerId;
 }
 
diff --git a/Telegram/SourceFiles/main/main_account.cpp b/Telegram/SourceFiles/main/main_account.cpp
index 2db2533187..900a928160 100644
--- a/Telegram/SourceFiles/main/main_account.cpp
+++ b/Telegram/SourceFiles/main/main_account.cpp
@@ -175,7 +175,8 @@ void Account::createSession(
 			MTPPeerColor(), // profile_color
 			MTPint(), // bot_active_users
 			MTPlong(), // bot_verification_icon
-			MTPlong()), // send_paid_messages_stars
+			MTPlong(), // send_paid_messages_stars
+			MTPlong()), // linked_community_id
 		serialized,
 		streamVersion,
 		std::move(settings));