Fix unsupported filtering in monoforum export.

Fixes #29545.

Telegram/SourceFiles/export/data/export_data_types.cpp

@@ -1167,8 +1167,15 @@ Chat ParseChat(const MTPChat &data) {
 		result.colorIndex = (color && color->data().vcolor())
 			? color->data().vcolor()->v
 			: PeerColorIndex(result.bareId);
+		result.isMonoforum = data.is_monoforum();
 		result.isBroadcast = data.is_broadcast();
 		result.isSupergroup = data.is_megagroup();
+		result.hasMonoforumAdminRights = data.is_broadcast()
+			&& (data.is_creator()
+				|| (data.vadmin_rights()
+					&& data.vadmin_rights()->data().is_manage_direct_messages()));
+		result.monoforumLinkId
+			= data.vlinked_monoforum_id().value_or_empty();
 		result.title = ParseString(data.vtitle());
 		if (const auto username = data.vusername()) {
 			result.username = ParseString(*username);
@@ -1188,15 +1195,6 @@ Chat ParseChat(const MTPChat &data) {
 	return result;
 }
 
-std::map<PeerId, Chat> ParseChatsList(const MTPVector<MTPChat> &data) {
-	auto result = std::map<PeerId, Chat>();
-	for (const auto &chat : data.v) {
-		auto parsed = ParseChat(chat);
-		result.emplace(parsed.id(), std::move(parsed));
-	}
-	return result;
-}
-
 Utf8String ContactInfo::name() const {
 	return firstName.isEmpty()
 		? (lastName.isEmpty()
@@ -1273,6 +1271,20 @@ std::map<PeerId, Peer> ParsePeersLists(
 		auto parsed = ParseChat(chat);
 		result.emplace(parsed.id(), Peer{ std::move(parsed) });
 	}
+	for (auto &[peerId, parsed] : result) {
+		if (const auto chat = std::get_if<Chat>(&parsed.data)) {
+			if (chat->isMonoforum) {
+				const auto i = result.find(
+					PeerId(ChannelId(chat->monoforumLinkId)));
+				if (i != end(result)) {
+					chat->isMonoforumAdmin
+						= i->second.chat()->hasMonoforumAdminRights;
+					chat->isMonoforumOfPublicBroadcast
+						= !i->second.chat()->username.isEmpty();
+				}
+			}
+		}
+	}
 	return result;
 }
 
@@ -2191,7 +2203,13 @@ const DialogInfo *DialogsInfo::item(int index) const {
 
 DialogInfo::Type DialogTypeFromChat(const Chat &chat) {
 	using Type = DialogInfo::Type;
-	return chat.username.isEmpty()
+	return (chat.isMonoforum && !chat.isMonoforumAdmin)
+		? Type::Personal
+		: (chat.isMonoforumAdmin && chat.isMonoforumOfPublicBroadcast)
+		? Type::PublicSupergroup
+		: chat.isMonoforumAdmin
+		? Type::PrivateSupergroup
+		: chat.username.isEmpty()
 		? (chat.isBroadcast
 			? Type::PrivateChannel
 			: chat.isSupergroup
@@ -2252,6 +2270,11 @@ DialogsInfo ParseDialogsInfo(const MTPmessages_Dialogs &data) {
 				info.migratedToChannelId = peer.chat()
 					? peer.chat()->migratedToChannelId
 					: 0;
+				info.isMonoforum = peer.chat()
+					&& peer.chat()->isMonoforum;
+				info.monoforumBroadcastInput = peer.chat()
+					? peer.chat()->monoforumBroadcastInput
+					: MTPInputPeer(MTP_inputPeerEmpty());
 			}
 			info.topMessageId = fields.vtop_message().v;
 			const auto messageIt = messages.find(MessageId{
@@ -2290,6 +2313,10 @@ DialogInfo DialogInfoFromChat(const Chat &data) {
 	result.topMessageId = 0;
 	result.type = DialogTypeFromChat(data);
 	result.migratedToChannelId = data.migratedToChannelId;
+	result.isMonoforum = data.isMonoforum;
+	if (data.isMonoforumAdmin) {
+		result.monoforumBroadcastInput = data.monoforumBroadcastInput;
+	}
 	return result;
 }
 
@@ -2424,7 +2451,8 @@ void FinalizeDialogsInfo(DialogsInfo &info, const Settings &settings) {
 			}
 			Unexpected("Type in ApiWrap::onlyMyMessages.");
 		}();
-		dialog.onlyMyMessages = ((settings.fullChats & setting) != setting);
+		dialog.onlyMyMessages = (dialog.type != DialogType::Personal)
+			&& ((settings.fullChats & setting) != setting);
 
 		ranges::sort(dialog.splits);
 	}

Telegram/SourceFiles/export/data/export_data_types.h

@@ -319,14 +319,19 @@ struct Chat {
 	Utf8String title;
 	Utf8String username;
 	uint8 colorIndex = 0;
+	bool isMonoforum = false;
 	bool isBroadcast = false;
 	bool isSupergroup = false;
+	bool isMonoforumAdmin = false;
+	bool hasMonoforumAdminRights = false;
+	bool isMonoforumOfPublicBroadcast = false;
+	BareId monoforumLinkId = 0;
 
 	MTPInputPeer input = MTP_inputPeerEmpty();
+	MTPInputPeer monoforumBroadcastInput = MTP_inputPeerEmpty();
 };
 
 Chat ParseChat(const MTPChat &data);
-std::map<PeerId, Chat> ParseChatsList(const MTPVector<MTPChat> &data);
 
 struct Peer {
 	PeerId id() const;
@@ -952,12 +957,15 @@ struct DialogInfo {
 	MTPInputPeer migratedFromInput = MTP_inputPeerEmpty();
 	ChannelId migratedToChannelId = 0;
 
+	MTPInputPeer monoforumBroadcastInput = MTP_inputPeerEmpty();
+
 	// User messages splits which contained that dialog.
 	std::vector<int> splits;
 
 	// Filled after the whole dialogs list is accumulated.
 	bool onlyMyMessages = false;
 	bool isLeftChannel = false;
+	bool isMonoforum = false;
 	QString relativePath;
 
 	// Filled when requesting dialog messages.

Telegram/SourceFiles/export/export_api_wrap.cpp

@@ -1370,7 +1370,7 @@ void ApiWrap::appendSinglePeerDialogs(Data::DialogsInfo &&info) {
 		if (isSupergroupType(info.type) && !migratedRequestId) {
 			migratedRequestId = requestSinglePeerMigrated(info);
 			continue;
-		} else if (isChannelType(info.type)) {
+		} else if (isChannelType(info.type) || info.isMonoforum) {
 			continue;
 		}
 		for (auto i = last; i != 0; --i) {
@@ -1642,6 +1642,9 @@ void ApiWrap::requestChatMessages(
 	const auto realPeerInput = (splitIndex >= 0)
 		? _chatProcess->info.input
 		: _chatProcess->info.migratedFromInput;
+	const auto outgoingInput = _chatProcess->info.isMonoforum
+		? _chatProcess->info.monoforumBroadcastInput
+		: MTP_inputPeerSelf();
 	const auto realSplitIndex = (splitIndex >= 0)
 		? splitIndex
 		: (splitsCount + splitIndex);
@@ -1650,7 +1653,7 @@ void ApiWrap::requestChatMessages(
 			MTP_flags(MTPmessages_Search::Flag::f_from_id),
 			realPeerInput,
 			MTP_string(), // query
-			MTP_inputPeerSelf(),
+			outgoingInput,
 			MTPInputPeer(), // saved_peer_id
 			MTPVector<MTPReaction>(), // saved_reaction
 			MTPint(), // top_msg_id