group > megagroup convert added

Telegram/Resources/lang.strings

@@ -501,6 +501,18 @@ Copyright (c) 2014-2015 John Preston, https://desktop.telegram.org
 "lng_action_changed_title_channel" = "Channel name was changed to «{title}»";
 "lng_action_created_chat" = "{from} created group «{title}»";
 "lng_action_created_channel" = "Channel «{title}» created";
+"lng_action_group_deactivate" = "The group was deactivated";
+"lng_action_group_activate" = "The group was activated";
+"lng_action_group_migrate" = "The group was converted to a supergroup";
+
+"lng_profile_migrate_reached" = "{count:_not_used_|# member|# members} limit reached";
+"lng_profile_migrate_about" = "If you'd like to go over this limit, you can convert your group to a supergroup. In supergroups:";
+"lng_profile_migrate_feature1" = "— The members limit is {count:_not_used_|# user|# users}";
+"lng_profile_migrate_feature2" = "— New members see the entire chat history";
+"lng_profile_migrate_feature3" = "— Admins delete messages for everyone";
+"lng_profile_migrate_feature4" = "— Notifications are muted by default";
+"lng_profile_migrate_button" = "Upgrade to supergroup";
+"lng_profile_migrate_sure" = "Are you sure you want to convert this group to supergroup? This action cannot be undone.";
 
 "lng_channel_comments_count" = "{count:_not_used_|# comment|# comments}";
 "lng_channel_hide_comments" = "Hide comments";

Telegram/Resources/style.txt

@@ -1541,6 +1541,9 @@ btnShareContact: flatButton(btnDefNext, btnDefBig) {
 	font: font(17px);
 	overFont: font(17px);
 }
+btnMigrateToMega: flatButton(btnShareContact) {
+	width: -40px;
+}
 profileMinBtnPadding: 10px;
 
 membersPadding: margins(0px, 10px, 0px, 10px);

Telegram/SourceFiles/app.cpp

@@ -550,6 +550,9 @@ namespace App {
 				cdata->flags = d.vflags.v;
 				cdata->isForbidden = false;
 				if (cdata->isMegagroup()) {
+					if (!cdata->mgInfo) {
+						cdata->mgInfo = new MegagroupInfo();
+					}
 					if (History *h = App::historyLoaded(cdata->id)) {
 						if (h->asChannelHistory()->onlyImportant()) {
 							MsgId fixInScrollMsgId = 0;
@@ -557,6 +560,9 @@ namespace App {
 							h->asChannelHistory()->getSwitchReadyFor(SwitchAtTopMsgId, fixInScrollMsgId, fixInScrollMsgTop);
 						}
 					}
+				} else if (cdata->mgInfo) {
+					delete cdata->mgInfo;
+					cdata->mgInfo = 0;
 				}
 				if (cdata->version < d.vversion.v) {
 					cdata->version = d.vversion.v;

Telegram/SourceFiles/boxes/addcontactbox.cpp

@@ -500,7 +500,7 @@ void GroupInfoBox::onNext() {
 	if (_creating == CreatingGroupGroup) {
 		App::wnd()->replaceLayer(new ContactsBox(title, _photoBig));
 	} else {
-		bool mega = true;
+		bool mega = false;
 		int32 flags = mega ? MTPchannels_CreateChannel::flag_megagroup : MTPchannels_CreateChannel::flag_broadcast;
 		_creationRequestId = MTP::send(MTPchannels_CreateChannel(MTP_int(flags), MTP_string(title), MTP_string(description)), rpcDone(&GroupInfoBox::creationDone), rpcFail(&GroupInfoBox::creationFail));
 	}

Telegram/SourceFiles/boxes/contactsbox.cpp

@@ -150,7 +150,7 @@ ContactsInner::ContactsInner(UserData *bot) : TWidget()
 , _saving(false) {
 	DialogsIndexed &v(App::main()->dialogsList());
 	for (DialogRow *r = v.list.begin; r != v.list.end; r = r->next) {
-		if (r->history->peer->isChat() && r->history->peer->asChat()->amIn()) {
+		if (r->history->peer->isChat() && r->history->peer->asChat()->canEdit()) {
 			_contacts->addToEnd(r->history);
 		}
 	}
@@ -285,7 +285,7 @@ void ContactsInner::peerUpdated(PeerData *peer) {
 			initList();
 			inited = true;
 		}
-		if (!_chat->amIn()) {
+		if (!_chat->canEdit()) {
 			App::wnd()->hideLayer();
 		} else if (!_chat->participants.isEmpty()) {
 			for (ContactsData::iterator i = _contactsData.begin(), e = _contactsData.end(); i != e; ++i) {
@@ -759,7 +759,7 @@ void ContactsInner::changeCheckState(ContactData *data, PeerData *peer) {
 		data->check = false;
 		_checkedContacts.remove(peer);
 		--_selCount;
-	} else if (selectedCount() < (_chat->isMegagroup() ? cMaxMegaGroupCount() : cMaxGroupCount())) {
+	} else if (selectedCount() < ((_channel && _channel->isMegagroup()) ? cMaxMegaGroupCount() : cMaxGroupCount())) {
 		data->check = true;
 		_checkedContacts.insert(peer, true);
 		++_selCount;

Telegram/SourceFiles/history.cpp

@@ -1517,6 +1517,26 @@ HistoryItem *History::createItem(HistoryBlock *block, const MTPMessage &msg, boo
 				ChatData *chat = peer->asChat();
 				if (chat) chat->updateName(qs(d.vtitle), QString(), QString());
 			} break;
+
+			case mtpc_messageActionChatDeactivate: {
+				peer->asChat()->flags |= MTPDchat::flag_deactivated;
+			} break;
+
+			case mtpc_messageActionChatActivate: {
+				peer->asChat()->flags &= ~MTPDchat::flag_deactivated;
+			} break;
+
+			case mtpc_messageActionChatMigrateTo: {
+				peer->asChat()->flags |= MTPDchat::flag_deactivated;
+
+				//const MTPDmessageActionChatMigrateTo &d(action.c_messageActionChatMigrateTo());
+				//PeerData *channel = App::peerLoaded(peerFromChannel(d.vchannel_id));
+			} break;
+
+			case mtpc_messageActionChannelMigrateFrom: {
+				//const MTPDmessageActionChannelMigrateFrom &d(action.c_messageActionChannelMigrateFrom());
+				//PeerData *chat = App::peerLoaded(peerFromChat(d.vchat_id));
+			} break;
 			}
 		}
 	} break;
@@ -1713,7 +1733,7 @@ HistoryItem *History::addNewItem(HistoryBlock *to, bool newBlock, HistoryItem *a
 					if (lastKeyboardFrom == adding->from()->id || (!lastKeyboardInited && !peer->isChat() && !adding->out())) {
 						clearLastKeyboard();
 					}
-				} else if (peer->isChat() && adding->from()->isUser() && (!peer->asChat()->amIn() || !peer->asChat()->participants.isEmpty()) && !peer->asChat()->participants.contains(adding->from()->asUser())) {
+				} else if (peer->isChat() && adding->from()->isUser() && (!peer->asChat()->canWrite() || !peer->asChat()->participants.isEmpty()) && !peer->asChat()->participants.contains(adding->from()->asUser())) {
 					clearLastKeyboard();
 				} else {
 					lastKeyboardInited = true;
@@ -1921,7 +1941,7 @@ void History::addOlderSlice(const QVector<MTPMessage> &slice, const QVector<MTPM
 								}
 								if (!(markupFlags & MTPDreplyKeyboardMarkup_flag_ZERO)) {
 									if (!lastKeyboardInited) {
-										if (wasKeyboardHide || ((!peer->asChat()->amIn() || !peer->asChat()->participants.isEmpty()) && item->from()->isUser() && !peer->asChat()->participants.contains(item->from()->asUser()))) {
+										if (wasKeyboardHide || ((!peer->asChat()->canWrite() || !peer->asChat()->participants.isEmpty()) && item->from()->isUser() && !peer->asChat()->participants.contains(item->from()->asUser()))) {
 											clearLastKeyboard();
 										} else {
 											lastKeyboardInited = true;
@@ -7409,6 +7429,32 @@ void HistoryServiceMsg::setMessageByAction(const MTPmessageAction &action) {
 		text = fromChannel() ? lng_action_changed_title_channel(lt_title, textClean(qs(d.vtitle))) : lng_action_changed_title(lt_from, from, lt_title, textClean(qs(d.vtitle)));
 	} break;
 
+	case mtpc_messageActionChatDeactivate: {
+		text = lang(lng_action_group_deactivate);
+	} break;
+
+	case mtpc_messageActionChatActivate: {
+		text = lang(lng_action_group_activate);
+	} break;
+
+	case mtpc_messageActionChatMigrateTo: {
+		const MTPDmessageActionChatMigrateTo &d(action.c_messageActionChatMigrateTo());
+		if (true/*PeerData *channel = App::peerLoaded(peerFromChannel(d.vchannel_id))*/) {
+			text = lang(lng_action_group_migrate);
+		} else {
+			text = lang(lng_contacts_loading);
+		}
+	} break;
+
+	case mtpc_messageActionChannelMigrateFrom: {
+		const MTPDmessageActionChannelMigrateFrom &d(action.c_messageActionChannelMigrateFrom());
+		if (true/*PeerData *chat = App::peerLoaded(peerFromChannel(d.vchat_id))*/) {
+			text = lang(lng_action_group_migrate);
+		} else {
+			text = lang(lng_contacts_loading);
+		}
+	} break;
+
 	default: from = QString(); break;
 	}
 

Telegram/SourceFiles/historywidget.cpp

@@ -4448,7 +4448,7 @@ bool HistoryWidget::canSendMessages(PeerData *peer) const {
 		if (peer->isUser()) {
 			return peer->asUser()->access != UserNoAccess;
 		} else if (peer->isChat()) {
-			return peer->asChat()->amIn();
+			return peer->asChat()->canWrite();
 		} else if (peer->isChannel()) {
 			return peer->asChannel()->amIn() && (peer->asChannel()->canPublish() || !peer->asChannel()->isBroadcast());
 		}

Telegram/SourceFiles/localstorage.cpp

@@ -3080,7 +3080,7 @@ namespace Local {
 			channel->input = MTP_inputPeerChannel(MTP_int(peerToChannel(channel->id)), MTP_long(access));
 			channel->inputChannel = MTP_inputChannel(MTP_int(peerToChannel(channel->id)), MTP_long(access));
 
-			channel->photo = photoLoc.isNull() ? ImagePtr(channelDefPhoto(channel->colorIndex)) : ImagePtr(photoLoc);
+			channel->photo = photoLoc.isNull() ? ImagePtr((channel->isMegagroup() ? chatDefPhoto(channel->colorIndex) : channelDefPhoto(channel->colorIndex))) : ImagePtr(photoLoc);
 		}
 		App::markPeerUpdated(result);
 		emit App::main()->peerPhotoChanged(result);

Telegram/SourceFiles/mainwidget.cpp

@@ -477,7 +477,7 @@ MainWidget::MainWidget(Window *window) : TWidget(window)
 
 bool MainWidget::onForward(const PeerId &peer, ForwardWhatMessages what) {
 	PeerData *p = App::peer(peer);
-	if (!peer || (p->isChannel() && !p->asChannel()->canPublish() && p->asChannel()->isBroadcast()) || (p->isChat() && !p->asChat()->amIn()) || (p->isUser() && p->asUser()->access == UserNoAccess)) {
+	if (!peer || (p->isChannel() && !p->asChannel()->canPublish() && p->asChannel()->isBroadcast()) || (p->isChat() && !p->asChat()->canWrite()) || (p->isUser() && p->asUser()->access == UserNoAccess)) {
 		App::wnd()->showLayer(new InformBox(lang(lng_forward_cant)));
 		return false;
 	}
@@ -511,7 +511,7 @@ bool MainWidget::onForward(const PeerId &peer, ForwardWhatMessages what) {
 
 bool MainWidget::onShareUrl(const PeerId &peer, const QString &url, const QString &text) {
 	PeerData *p = App::peer(peer);
-	if (!peer || (p->isChannel() && !p->asChannel()->canPublish() && p->asChannel()->isBroadcast()) || (p->isChat() && !p->asChat()->amIn()) || (p->isUser() && p->asUser()->access == UserNoAccess)) {
+	if (!peer || (p->isChannel() && !p->asChannel()->canPublish() && p->asChannel()->isBroadcast()) || (p->isChat() && !p->asChat()->canWrite()) || (p->isUser() && p->asUser()->access == UserNoAccess)) {
 		App::wnd()->showLayer(new InformBox(lang(lng_share_cant)));
 		return false;
 	}

Telegram/SourceFiles/mtproto/mtpScheme.cpp

@@ -1224,6 +1224,7 @@ void _serialize_chat(MTPStringLogger &to, int32 stage, int32 lev, Types &types,
 	case 10: to.add("  participants_count: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 11: to.add("  date: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 12: to.add("  version: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 13: to.add("  migrated_to: "); ++stages.back(); if (flag & MTPDchat::flag_migrated_to) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 6 IN FIELD flags ]"); } break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -1324,6 +1325,9 @@ void _serialize_channelFull(MTPStringLogger &to, int32 stage, int32 lev, Types &
 	case 10: to.add("  chat_photo: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 11: to.add("  notify_settings: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 12: to.add("  exported_invite: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 13: to.add("  bot_info: "); ++stages.back(); types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 14: to.add("  migrated_from_chat_id: "); ++stages.back(); if (flag & MTPDchannelFull::flag_migrated_from_chat_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
+	case 15: to.add("  migrated_from_max_id: "); ++stages.back(); if (flag & MTPDchannelFull::flag_migrated_from_max_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -4928,6 +4932,10 @@ void _serialize_channelParticipantsKicked(MTPStringLogger &to, int32 stage, int3
 	to.add("{ channelParticipantsKicked }"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back();
 }
 
+void _serialize_channelParticipantsBots(MTPStringLogger &to, int32 stage, int32 lev, Types &types, Types &vtypes, StagesFlags &stages, StagesFlags &flags, const mtpPrime *start, const mtpPrime *end, int32 flag) {
+	to.add("{ channelParticipantsBots }"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back();
+}
+
 void _serialize_channelRoleEmpty(MTPStringLogger &to, int32 stage, int32 lev, Types &types, Types &vtypes, StagesFlags &stages, StagesFlags &flags, const mtpPrime *start, const mtpPrime *end, int32 flag) {
 	to.add("{ channelRoleEmpty }"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back();
 }
@@ -7526,6 +7534,7 @@ namespace {
 		_serializers.insert(mtpc_channelParticipantsRecent, _serialize_channelParticipantsRecent);
 		_serializers.insert(mtpc_channelParticipantsAdmins, _serialize_channelParticipantsAdmins);
 		_serializers.insert(mtpc_channelParticipantsKicked, _serialize_channelParticipantsKicked);
+		_serializers.insert(mtpc_channelParticipantsBots, _serialize_channelParticipantsBots);
 		_serializers.insert(mtpc_channelRoleEmpty, _serialize_channelRoleEmpty);
 		_serializers.insert(mtpc_channelRoleModerator, _serialize_channelRoleModerator);
 		_serializers.insert(mtpc_channelRoleEditor, _serialize_channelRoleEditor);

Telegram/SourceFiles/mtproto/mtpScheme.h

@@ -139,12 +139,12 @@ enum {
 	mtpc_userStatusLastWeek = 0x7bf09fc,
 	mtpc_userStatusLastMonth = 0x77ebc742,
 	mtpc_chatEmpty = 0x9ba2d800,
-	mtpc_chat = 0x7312bc48,
+	mtpc_chat = 0xd91cdd54,
 	mtpc_chatForbidden = 0x7328bdb,
 	mtpc_channel = 0x678e9587,
 	mtpc_channelForbidden = 0x2d85832c,
 	mtpc_chatFull = 0x2e02a614,
-	mtpc_channelFull = 0xfab31aa3,
+	mtpc_channelFull = 0x9e341ddf,
 	mtpc_chatParticipant = 0xc8d7493e,
 	mtpc_chatParticipantCreator = 0xda13538a,
 	mtpc_chatParticipantAdmin = 0xe2d6e436,
@@ -432,6 +432,7 @@ enum {
 	mtpc_channelParticipantsRecent = 0xde3f3c79,
 	mtpc_channelParticipantsAdmins = 0xb4608969,
 	mtpc_channelParticipantsKicked = 0x3c37bb7a,
+	mtpc_channelParticipantsBots = 0xb0d1865b,
 	mtpc_channelRoleEmpty = 0xb285a0c6,
 	mtpc_channelRoleModerator = 0x9618d975,
 	mtpc_channelRoleEditor = 0x820bfe8c,
@@ -3327,7 +3328,7 @@ private:
 	explicit MTPchat(MTPDchannelForbidden *_data);
 
 	friend MTPchat MTP_chatEmpty(MTPint _id);
-	friend MTPchat MTP_chat(MTPint _flags, MTPint _id, const MTPstring &_title, const MTPChatPhoto &_photo, MTPint _participants_count, MTPint _date, MTPint _version);
+	friend MTPchat MTP_chat(MTPint _flags, MTPint _id, const MTPstring &_title, const MTPChatPhoto &_photo, MTPint _participants_count, MTPint _date, MTPint _version, const MTPInputChannel &_migrated_to);
 	friend MTPchat MTP_chatForbidden(MTPint _id, const MTPstring &_title);
 	friend MTPchat MTP_channel(MTPint _flags, MTPint _id, const MTPlong &_access_hash, const MTPstring &_title, const MTPstring &_username, const MTPChatPhoto &_photo, MTPint _date, MTPint _version);
 	friend MTPchat MTP_channelForbidden(MTPint _id, const MTPlong &_access_hash, const MTPstring &_title);
@@ -3381,7 +3382,7 @@ private:
 	explicit MTPchatFull(MTPDchannelFull *_data);
 
 	friend MTPchatFull MTP_chatFull(MTPint _id, const MTPChatParticipants &_participants, const MTPPhoto &_chat_photo, const MTPPeerNotifySettings &_notify_settings, const MTPExportedChatInvite &_exported_invite, const MTPVector<MTPBotInfo> &_bot_info);
-	friend MTPchatFull MTP_channelFull(MTPint _flags, MTPint _id, const MTPstring &_about, MTPint _participants_count, MTPint _admins_count, MTPint _kicked_count, MTPint _read_inbox_max_id, MTPint _unread_count, MTPint _unread_important_count, const MTPPhoto &_chat_photo, const MTPPeerNotifySettings &_notify_settings, const MTPExportedChatInvite &_exported_invite);
+	friend MTPchatFull MTP_channelFull(MTPint _flags, MTPint _id, const MTPstring &_about, MTPint _participants_count, MTPint _admins_count, MTPint _kicked_count, MTPint _read_inbox_max_id, MTPint _unread_count, MTPint _unread_important_count, const MTPPhoto &_chat_photo, const MTPPeerNotifySettings &_notify_settings, const MTPExportedChatInvite &_exported_invite, const MTPVector<MTPBotInfo> &_bot_info, MTPint _migrated_from_chat_id, MTPint _migrated_from_max_id);
 
 	mtpTypeId _type;
 };
@@ -8695,6 +8696,7 @@ private:
 	friend MTPchannelParticipantsFilter MTP_channelParticipantsRecent();
 	friend MTPchannelParticipantsFilter MTP_channelParticipantsAdmins();
 	friend MTPchannelParticipantsFilter MTP_channelParticipantsKicked();
+	friend MTPchannelParticipantsFilter MTP_channelParticipantsBots();
 
 	mtpTypeId _type;
 };
@@ -9661,7 +9663,7 @@ class MTPDchat : public mtpDataImpl<MTPDchat> {
 public:
 	MTPDchat() {
 	}
-	MTPDchat(MTPint _flags, MTPint _id, const MTPstring &_title, const MTPChatPhoto &_photo, MTPint _participants_count, MTPint _date, MTPint _version) : vflags(_flags), vid(_id), vtitle(_title), vphoto(_photo), vparticipants_count(_participants_count), vdate(_date), vversion(_version) {
+	MTPDchat(MTPint _flags, MTPint _id, const MTPstring &_title, const MTPChatPhoto &_photo, MTPint _participants_count, MTPint _date, MTPint _version, const MTPInputChannel &_migrated_to) : vflags(_flags), vid(_id), vtitle(_title), vphoto(_photo), vparticipants_count(_participants_count), vdate(_date), vversion(_version), vmigrated_to(_migrated_to) {
 	}
 
 	MTPint vflags;
@@ -9671,6 +9673,7 @@ public:
 	MTPint vparticipants_count;
 	MTPint vdate;
 	MTPint vversion;
+	MTPInputChannel vmigrated_to;
 
 	enum {
 		flag_creator = (1 << 0),
@@ -9679,6 +9682,7 @@ public:
 		flag_admins_enabled = (1 << 3),
 		flag_admin = (1 << 4),
 		flag_deactivated = (1 << 5),
+		flag_migrated_to = (1 << 6),
 	};
 
 	bool is_creator() const { return vflags.v & flag_creator; }
@@ -9687,6 +9691,7 @@ public:
 	bool is_admins_enabled() const { return vflags.v & flag_admins_enabled; }
 	bool is_admin() const { return vflags.v & flag_admin; }
 	bool is_deactivated() const { return vflags.v & flag_deactivated; }
+	bool has_migrated_to() const { return vflags.v & flag_migrated_to; }
 };
 
 class MTPDchatForbidden : public mtpDataImpl<MTPDchatForbidden> {
@@ -9770,7 +9775,7 @@ class MTPDchannelFull : public mtpDataImpl<MTPDchannelFull> {
 public:
 	MTPDchannelFull() {
 	}
-	MTPDchannelFull(MTPint _flags, MTPint _id, const MTPstring &_about, MTPint _participants_count, MTPint _admins_count, MTPint _kicked_count, MTPint _read_inbox_max_id, MTPint _unread_count, MTPint _unread_important_count, const MTPPhoto &_chat_photo, const MTPPeerNotifySettings &_notify_settings, const MTPExportedChatInvite &_exported_invite) : vflags(_flags), vid(_id), vabout(_about), vparticipants_count(_participants_count), vadmins_count(_admins_count), vkicked_count(_kicked_count), vread_inbox_max_id(_read_inbox_max_id), vunread_count(_unread_count), vunread_important_count(_unread_important_count), vchat_photo(_chat_photo), vnotify_settings(_notify_settings), vexported_invite(_exported_invite) {
+	MTPDchannelFull(MTPint _flags, MTPint _id, const MTPstring &_about, MTPint _participants_count, MTPint _admins_count, MTPint _kicked_count, MTPint _read_inbox_max_id, MTPint _unread_count, MTPint _unread_important_count, const MTPPhoto &_chat_photo, const MTPPeerNotifySettings &_notify_settings, const MTPExportedChatInvite &_exported_invite, const MTPVector<MTPBotInfo> &_bot_info, MTPint _migrated_from_chat_id, MTPint _migrated_from_max_id) : vflags(_flags), vid(_id), vabout(_about), vparticipants_count(_participants_count), vadmins_count(_admins_count), vkicked_count(_kicked_count), vread_inbox_max_id(_read_inbox_max_id), vunread_count(_unread_count), vunread_important_count(_unread_important_count), vchat_photo(_chat_photo), vnotify_settings(_notify_settings), vexported_invite(_exported_invite), vbot_info(_bot_info), vmigrated_from_chat_id(_migrated_from_chat_id), vmigrated_from_max_id(_migrated_from_max_id) {
 	}
 
 	MTPint vflags;
@@ -9785,18 +9790,25 @@ public:
 	MTPPhoto vchat_photo;
 	MTPPeerNotifySettings vnotify_settings;
 	MTPExportedChatInvite vexported_invite;
+	MTPVector<MTPBotInfo> vbot_info;
+	MTPint vmigrated_from_chat_id;
+	MTPint vmigrated_from_max_id;
 
 	enum {
 		flag_can_view_participants = (1 << 3),
 		flag_participants_count = (1 << 0),
 		flag_admins_count = (1 << 1),
 		flag_kicked_count = (1 << 2),
+		flag_migrated_from_chat_id = (1 << 4),
+		flag_migrated_from_max_id = (1 << 4),
 	};
 
 	bool is_can_view_participants() const { return vflags.v & flag_can_view_participants; }
 	bool has_participants_count() const { return vflags.v & flag_participants_count; }
 	bool has_admins_count() const { return vflags.v & flag_admins_count; }
 	bool has_kicked_count() const { return vflags.v & flag_kicked_count; }
+	bool has_migrated_from_chat_id() const { return vflags.v & flag_migrated_from_chat_id; }
+	bool has_migrated_from_max_id() const { return vflags.v & flag_migrated_from_max_id; }
 };
 
 class MTPDchatParticipant : public mtpDataImpl<MTPDchatParticipant> {
@@ -21784,7 +21796,7 @@ inline uint32 MTPchat::innerLength() const {
 		}
 		case mtpc_chat: {
 			const MTPDchat &v(c_chat());
-			return v.vflags.innerLength() + v.vid.innerLength() + v.vtitle.innerLength() + v.vphoto.innerLength() + v.vparticipants_count.innerLength() + v.vdate.innerLength() + v.vversion.innerLength();
+			return v.vflags.innerLength() + v.vid.innerLength() + v.vtitle.innerLength() + v.vphoto.innerLength() + v.vparticipants_count.innerLength() + v.vdate.innerLength() + v.vversion.innerLength() + (v.has_migrated_to() ? v.vmigrated_to.innerLength() : 0);
 		}
 		case mtpc_chatForbidden: {
 			const MTPDchatForbidden &v(c_chatForbidden());
@@ -21823,6 +21835,7 @@ inline void MTPchat::read(const mtpPrime *&from, const mtpPrime *end, mtpTypeId
 			v.vparticipants_count.read(from, end);
 			v.vdate.read(from, end);
 			v.vversion.read(from, end);
+			if (v.has_migrated_to()) { v.vmigrated_to.read(from, end); } else { v.vmigrated_to = MTPInputChannel(); }
 		} break;
 		case mtpc_chatForbidden: _type = cons; {
 			if (!data) setData(new MTPDchatForbidden());
@@ -21867,6 +21880,7 @@ inline void MTPchat::write(mtpBuffer &to) const {
 			v.vparticipants_count.write(to);
 			v.vdate.write(to);
 			v.vversion.write(to);
+			if (v.has_migrated_to()) v.vmigrated_to.write(to);
 		} break;
 		case mtpc_chatForbidden: {
 			const MTPDchatForbidden &v(c_chatForbidden());
@@ -21915,8 +21929,8 @@ inline MTPchat::MTPchat(MTPDchannelForbidden *_data) : mtpDataOwner(_data), _typ
 inline MTPchat MTP_chatEmpty(MTPint _id) {
 	return MTPchat(new MTPDchatEmpty(_id));
 }
-inline MTPchat MTP_chat(MTPint _flags, MTPint _id, const MTPstring &_title, const MTPChatPhoto &_photo, MTPint _participants_count, MTPint _date, MTPint _version) {
+inline MTPchat MTP_chat(MTPint _flags, MTPint _id, const MTPstring &_title, const MTPChatPhoto &_photo, MTPint _participants_count, MTPint _date, MTPint _version, const MTPInputChannel &_migrated_to) {
-	return MTPchat(new MTPDchat(_flags, _id, _title, _photo, _participants_count, _date, _version));
+	return MTPchat(new MTPDchat(_flags, _id, _title, _photo, _participants_count, _date, _version, _migrated_to));
 }
 inline MTPchat MTP_chatForbidden(MTPint _id, const MTPstring &_title) {
 	return MTPchat(new MTPDchatForbidden(_id, _title));
@@ -21936,7 +21950,7 @@ inline uint32 MTPchatFull::innerLength() const {
 		}
 		case mtpc_channelFull: {
 			const MTPDchannelFull &v(c_channelFull());
-			return v.vflags.innerLength() + v.vid.innerLength() + v.vabout.innerLength() + (v.has_participants_count() ? v.vparticipants_count.innerLength() : 0) + (v.has_admins_count() ? v.vadmins_count.innerLength() : 0) + (v.has_kicked_count() ? v.vkicked_count.innerLength() : 0) + v.vread_inbox_max_id.innerLength() + v.vunread_count.innerLength() + v.vunread_important_count.innerLength() + v.vchat_photo.innerLength() + v.vnotify_settings.innerLength() + v.vexported_invite.innerLength();
+			return v.vflags.innerLength() + v.vid.innerLength() + v.vabout.innerLength() + (v.has_participants_count() ? v.vparticipants_count.innerLength() : 0) + (v.has_admins_count() ? v.vadmins_count.innerLength() : 0) + (v.has_kicked_count() ? v.vkicked_count.innerLength() : 0) + v.vread_inbox_max_id.innerLength() + v.vunread_count.innerLength() + v.vunread_important_count.innerLength() + v.vchat_photo.innerLength() + v.vnotify_settings.innerLength() + v.vexported_invite.innerLength() + v.vbot_info.innerLength() + (v.has_migrated_from_chat_id() ? v.vmigrated_from_chat_id.innerLength() : 0) + (v.has_migrated_from_max_id() ? v.vmigrated_from_max_id.innerLength() : 0);
 		}
 	}
 	return 0;
@@ -21973,6 +21987,9 @@ inline void MTPchatFull::read(const mtpPrime *&from, const mtpPrime *end, mtpTyp
 			v.vchat_photo.read(from, end);
 			v.vnotify_settings.read(from, end);
 			v.vexported_invite.read(from, end);
+			v.vbot_info.read(from, end);
+			if (v.has_migrated_from_chat_id()) { v.vmigrated_from_chat_id.read(from, end); } else { v.vmigrated_from_chat_id = MTPint(); }
+			if (v.has_migrated_from_max_id()) { v.vmigrated_from_max_id.read(from, end); } else { v.vmigrated_from_max_id = MTPint(); }
 		} break;
 		default: throw mtpErrorUnexpected(cons, "MTPchatFull");
 	}
@@ -22002,6 +22019,9 @@ inline void MTPchatFull::write(mtpBuffer &to) const {
 			v.vchat_photo.write(to);
 			v.vnotify_settings.write(to);
 			v.vexported_invite.write(to);
+			v.vbot_info.write(to);
+			if (v.has_migrated_from_chat_id()) v.vmigrated_from_chat_id.write(to);
+			if (v.has_migrated_from_max_id()) v.vmigrated_from_max_id.write(to);
 		} break;
 	}
 }
@@ -22019,8 +22039,8 @@ inline MTPchatFull::MTPchatFull(MTPDchannelFull *_data) : mtpDataOwner(_data), _
 inline MTPchatFull MTP_chatFull(MTPint _id, const MTPChatParticipants &_participants, const MTPPhoto &_chat_photo, const MTPPeerNotifySettings &_notify_settings, const MTPExportedChatInvite &_exported_invite, const MTPVector<MTPBotInfo> &_bot_info) {
 	return MTPchatFull(new MTPDchatFull(_id, _participants, _chat_photo, _notify_settings, _exported_invite, _bot_info));
 }
-inline MTPchatFull MTP_channelFull(MTPint _flags, MTPint _id, const MTPstring &_about, MTPint _participants_count, MTPint _admins_count, MTPint _kicked_count, MTPint _read_inbox_max_id, MTPint _unread_count, MTPint _unread_important_count, const MTPPhoto &_chat_photo, const MTPPeerNotifySettings &_notify_settings, const MTPExportedChatInvite &_exported_invite) {
+inline MTPchatFull MTP_channelFull(MTPint _flags, MTPint _id, const MTPstring &_about, MTPint _participants_count, MTPint _admins_count, MTPint _kicked_count, MTPint _read_inbox_max_id, MTPint _unread_count, MTPint _unread_important_count, const MTPPhoto &_chat_photo, const MTPPeerNotifySettings &_notify_settings, const MTPExportedChatInvite &_exported_invite, const MTPVector<MTPBotInfo> &_bot_info, MTPint _migrated_from_chat_id, MTPint _migrated_from_max_id) {
-	return MTPchatFull(new MTPDchannelFull(_flags, _id, _about, _participants_count, _admins_count, _kicked_count, _read_inbox_max_id, _unread_count, _unread_important_count, _chat_photo, _notify_settings, _exported_invite));
+	return MTPchatFull(new MTPDchannelFull(_flags, _id, _about, _participants_count, _admins_count, _kicked_count, _read_inbox_max_id, _unread_count, _unread_important_count, _chat_photo, _notify_settings, _exported_invite, _bot_info, _migrated_from_chat_id, _migrated_from_max_id));
 }
 
 inline uint32 MTPchatParticipant::innerLength() const {
@@ -29233,6 +29253,7 @@ inline void MTPchannelParticipantsFilter::read(const mtpPrime *&from, const mtpP
 		case mtpc_channelParticipantsRecent: _type = cons; break;
 		case mtpc_channelParticipantsAdmins: _type = cons; break;
 		case mtpc_channelParticipantsKicked: _type = cons; break;
+		case mtpc_channelParticipantsBots: _type = cons; break;
 		default: throw mtpErrorUnexpected(cons, "MTPchannelParticipantsFilter");
 	}
 }
@@ -29245,6 +29266,7 @@ inline MTPchannelParticipantsFilter::MTPchannelParticipantsFilter(mtpTypeId type
 		case mtpc_channelParticipantsRecent: break;
 		case mtpc_channelParticipantsAdmins: break;
 		case mtpc_channelParticipantsKicked: break;
+		case mtpc_channelParticipantsBots: break;
 		default: throw mtpErrorBadTypeId(type, "MTPchannelParticipantsFilter");
 	}
 }
@@ -29257,6 +29279,9 @@ inline MTPchannelParticipantsFilter MTP_channelParticipantsAdmins() {
 inline MTPchannelParticipantsFilter MTP_channelParticipantsKicked() {
 	return MTPchannelParticipantsFilter(mtpc_channelParticipantsKicked);
 }
+inline MTPchannelParticipantsFilter MTP_channelParticipantsBots() {
+	return MTPchannelParticipantsFilter(mtpc_channelParticipantsBots);
+}
 
 inline uint32 MTPchannelParticipantRole::innerLength() const {
 	return 0;

Telegram/SourceFiles/mtproto/scheme.tl

@@ -216,13 +216,13 @@ userStatusLastWeek#7bf09fc = UserStatus;
 userStatusLastMonth#77ebc742 = UserStatus;
 
 chatEmpty#9ba2d800 id:int = Chat;
-chat#7312bc48 flags:# creator:flags.0?true kicked:flags.1?true left:flags.2?true admins_enabled:flags.3?true admin:flags.4?true deactivated:flags.5?true id:int title:string photo:ChatPhoto participants_count:int date:int version:int = Chat;
+chat#d91cdd54 flags:# creator:flags.0?true kicked:flags.1?true left:flags.2?true admins_enabled:flags.3?true admin:flags.4?true deactivated:flags.5?true id:int title:string photo:ChatPhoto participants_count:int date:int version:int migrated_to:flags.6?InputChannel = Chat;
 chatForbidden#7328bdb id:int title:string = Chat;
 channel#678e9587 flags:# creator:flags.0?true kicked:flags.1?true left:flags.2?true editor:flags.3?true moderator:flags.4?true broadcast:flags.5?true verified:flags.7?true megagroup:flags.8?true id:int access_hash:long title:string username:flags.6?string photo:ChatPhoto date:int version:int = Chat;
 channelForbidden#2d85832c id:int access_hash:long title:string = Chat;
 
 chatFull#2e02a614 id:int participants:ChatParticipants chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:Vector<BotInfo> = ChatFull;
-channelFull#fab31aa3 flags:# can_view_participants:flags.3?true id:int about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int read_inbox_max_id:int unread_count:int unread_important_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite = ChatFull;
+channelFull#9e341ddf flags:# can_view_participants:flags.3?true id:int about:string participants_count:flags.0?int admins_count:flags.1?int kicked_count:flags.2?int read_inbox_max_id:int unread_count:int unread_important_count:int chat_photo:Photo notify_settings:PeerNotifySettings exported_invite:ExportedChatInvite bot_info:Vector<BotInfo> migrated_from_chat_id:flags.4?int migrated_from_max_id:flags.4?int = ChatFull;
 
 chatParticipant#c8d7493e user_id:int inviter_id:int date:int = ChatParticipant;
 chatParticipantCreator#da13538a user_id:int = ChatParticipant;
@@ -617,6 +617,7 @@ channelParticipantCreator#e3e2e1f9 user_id:int = ChannelParticipant;
 channelParticipantsRecent#de3f3c79 = ChannelParticipantsFilter;
 channelParticipantsAdmins#b4608969 = ChannelParticipantsFilter;
 channelParticipantsKicked#3c37bb7a = ChannelParticipantsFilter;
+channelParticipantsBots#b0d1865b = ChannelParticipantsFilter;
 
 channelRoleEmpty#b285a0c6 = ChannelParticipantRole;
 channelRoleModerator#9618d975 = ChannelParticipantRole;

Telegram/SourceFiles/profilewidget.cpp

@@ -31,58 +31,75 @@ Copyright (c) 2014-2015 John Preston, https://desktop.telegram.org
 #include "boxes/contactsbox.h"
 #include "gui/filedialog.h"
 
-ProfileInner::ProfileInner(ProfileWidget *profile, ScrollArea *scroll, const PeerData *peer) : TWidget(0),
+ProfileInner::ProfileInner(ProfileWidget *profile, ScrollArea *scroll, const PeerData *peer) : TWidget(0)
-	_profile(profile), _scroll(scroll), _peer(App::peer(peer->id)),
+, _profile(profile)
-	_peerUser(_peer->asUser()), _peerChat(_peer->asChat()), _peerChannel(_peer->asChannel()), _hist(App::history(peer->id)),
+, _scroll(scroll)
-	_amCreator(_peerChat ? _peerChat->amCreator() : (_peerChannel ? _peerChannel->amCreator() : false)),
+, _peer(App::peer(peer->id))
+, _peerUser(_peer->asUser())
+, _peerChat(_peer->asChat())
+, _peerChannel(_peer->asChannel())
+, _hist(App::history(peer->id))
+, _amCreator(_peerChat ? _peerChat->amCreator() : (_peerChannel ? _peerChannel->amCreator() : false))
 
-	_width(0), _left(0), _addToHeight(0),
+, _width(0)
+, _left(0)
+, _addToHeight(0)
 
-	// profile
+// profile
-	_nameCache(peer->name),
+, _nameCache(peer->name)
-	_uploadPhoto(this, lang(lng_profile_set_group_photo), st::btnShareContact),
+, _uploadPhoto(this, lang(lng_profile_set_group_photo), st::btnShareContact)
-	_addParticipant(this, lang(lng_profile_add_participant), st::btnShareContact),
+, _addParticipant(this, lang(lng_profile_add_participant), st::btnShareContact)
-	_sendMessage(this, lang(lng_profile_send_message), st::btnShareContact),
+, _sendMessage(this, lang(lng_profile_send_message), st::btnShareContact)
-	_shareContact(this, lang(lng_profile_share_contact), st::btnShareContact),
+, _shareContact(this, lang(lng_profile_share_contact), st::btnShareContact)
-	_inviteToGroup(this, lang(lng_profile_invite_to_group), st::btnShareContact),
+, _inviteToGroup(this, lang(lng_profile_invite_to_group), st::btnShareContact)
-	_cancelPhoto(this, lang(lng_cancel)),
+, _cancelPhoto(this, lang(lng_cancel))
-	_createInvitationLink(this, lang(lng_group_invite_create)),
+, _createInvitationLink(this, lang(lng_group_invite_create))
-	_invitationLink(this, qsl("telegram.me/joinchat/")),
+, _invitationLink(this, qsl("telegram.me/joinchat/"))
-	_botSettings(this, lang(lng_profile_bot_settings)),
+, _botSettings(this, lang(lng_profile_bot_settings))
-	_botHelp(this, lang(lng_profile_bot_help)),
+, _botHelp(this, lang(lng_profile_bot_help))
-	_username(this, (_peerChannel && _peerChannel->isPublic()) ? (qsl("telegram.me/") + _peerChannel->username) : lang(lng_profile_create_public_link)),
+, _username(this, (_peerChannel && _peerChannel->isPublic()) ? (qsl("telegram.me/") + _peerChannel->username) : lang(lng_profile_create_public_link))
-	_members(this, lng_channel_members_link(lt_count, (_peerChannel && _peerChannel->count > 0) ? _peerChannel->count : 1)),
+, _members(this, lng_channel_members_link(lt_count, (_peerChannel && _peerChannel->count > 0) ? _peerChannel->count : 1))
-	_admins(this, lng_channel_admins_link(lt_count, (_peerChannel ? (_peerChannel->adminsCount > 0 ? _peerChannel->adminsCount : 1) : ((_peerChat && _peerChat->adminsEnabled()) ? (_peerChat->admins.size() + 1) : 0)))),
+, _admins(this, lng_channel_admins_link(lt_count, (_peerChannel ? (_peerChannel->adminsCount > 0 ? _peerChannel->adminsCount : 1) : ((_peerChat && _peerChat->adminsEnabled()) ? (_peerChat->admins.size() + 1) : 0))))
 
-	// about
+// about
-	_about(st::wndMinWidth - st::profilePadding.left() - st::profilePadding.right()),
+, _about(st::wndMinWidth - st::profilePadding.left() - st::profilePadding.right())
-	_aboutTop(0), _aboutHeight(0),
+, _aboutTop(0)
+, _aboutHeight(0)
 
-	a_photo(0),
+, a_photo(0)
-	_photoOver(false),
+, _photoOver(false)
 
-	// settings
+// migrate to megagroup
-	_enableNotifications(this, lang(lng_profile_enable_notifications)),
+, _showMigrate(_peerChat && _amCreator && !_peerChat->isMigrated() && _peerChat->count >= 3)
+, _aboutMigrate(st::normalFont, lang(lng_profile_migrate_about), _defaultOptions, st::wndMinWidth - st::profilePadding.left() - st::profilePadding.right())
+, _migrate(this, lang(lng_profile_migrate_button), st::btnMigrateToMega)
 
-	// shared media
+// settings
-	_notAllMediaLoaded(false),
+, _enableNotifications(this, lang(lng_profile_enable_notifications))
 
-	// actions
+// shared media
-	_searchInPeer(this, lang(lng_profile_search_messages)),
+, _notAllMediaLoaded(false)
-	_clearHistory(this, lang(lng_profile_clear_history)),
-	_deleteConversation(this, lang(_peer->isUser() ? lng_profile_delete_conversation : (_peer->isChat() ? lng_profile_clear_and_exit : (_peer->isMegagroup() ? lng_profile_leave_group : lng_profile_leave_channel)))),
-	_wasBlocked(_peerUser ? _peerUser->blocked : UserBlockUnknown),
-	_blockRequest(0),
-	_blockUser(this, lang((_peerUser && _peerUser->botInfo) ? lng_profile_block_bot : lng_profile_block_user), st::btnRedLink),
-	_deleteChannel(this, lang(_peer->isMegagroup() ? lng_profile_delete_group : lng_profile_delete_channel), st::btnRedLink),
 
-	// participants
+// actions
-	_pHeight(st::profileListPhotoSize + st::profileListPadding.height() * 2),
+, _searchInPeer(this, lang(lng_profile_search_messages))
-	_kickWidth(st::linkFont->width(lang(lng_profile_kick))),
+, _clearHistory(this, lang(lng_profile_clear_history))
-	_selectedRow(-1), _lastPreload(0), _contactId(0),
+, _deleteConversation(this, lang(_peer->isUser() ? lng_profile_delete_conversation : (_peer->isChat() ? lng_profile_clear_and_exit : (_peer->isMegagroup() ? lng_profile_leave_group : lng_profile_leave_channel))))
-	_kickOver(0), _kickDown(0), _kickConfirm(0),
+, _wasBlocked(_peerUser ? _peerUser->blocked : UserBlockUnknown)
+, _blockRequest(0)
+, _blockUser(this, lang((_peerUser && _peerUser->botInfo) ? lng_profile_block_bot : lng_profile_block_user), st::btnRedLink)
+, _deleteChannel(this, lang(_peer->isMegagroup() ? lng_profile_delete_group : lng_profile_delete_channel), st::btnRedLink)
 
-	_menu(0) {
+// participants
+, _pHeight(st::profileListPhotoSize + st::profileListPadding.height() * 2)
+, _kickWidth(st::linkFont->width(lang(lng_profile_kick)))
+, _selectedRow(-1)
+, _lastPreload(0)
+, _contactId(0)
+, _kickOver(0)
+, _kickDown(0)
+, _kickConfirm(0)
+	
+, _menu(0) {
 	connect(App::wnd(), SIGNAL(imageLoaded()), this, SLOT(update()));
 
 	connect(App::api(), SIGNAL(fullPeerUpdated(PeerData*)), this, SLOT(onFullPeerUpdated(PeerData*)));
@@ -176,6 +193,9 @@ ProfileInner::ProfileInner(ProfileWidget *profile, ScrollArea *scroll, const Pee
 		_botHelp.hide();
 	}
 
+	// migrate to megagroup
+	connect(&_migrate, SIGNAL(clicked()), this, SLOT(onMigrate()));
+
 	// settings
 	connect(&_enableNotifications, SIGNAL(clicked()), this, SLOT(onEnableNotifications()));
 
@@ -354,6 +374,20 @@ void ProfileInner::onAddParticipant() {
 	App::wnd()->showLayer(new ContactsBox(_peerChat, MembersFilterRecent));
 }
 
+void ProfileInner::onMigrate() {
+	if (!_peerChat) return;
+
+	ConfirmBox *box = new ConfirmBox(lang(lng_profile_migrate_sure));
+	connect(box, SIGNAL(confirmed()), this, SLOT(onMigrateSure()));
+	App::wnd()->showLayer(box);
+}
+
+void ProfileInner::onMigrateSure() {
+	if (!_peerChat) return;
+
+	MTP::send(MTPmessages_MigrateChat(_peerChat->inputChat), rpcDone(&ProfileInner::migrateDone), rpcFail(&ProfileInner::migrateFail));
+}
+
 void ProfileInner::onUpdatePhotoCancel() {
 	App::app()->cancelPhotoUpdate(_peer->id);
 	showAll();
@@ -485,6 +519,7 @@ void ProfileInner::onFullPeerUpdated(PeerData *peer) {
 		}
 	} else if (_peerChat) {
 		updateInvitationLink();
+		_showMigrate = (_peerChat && _amCreator && !_peerChat->isMigrated() && _peerChat->count >= 3);
 		showAll();
 		resizeEvent(0);
 		_admins.setText(lng_channel_admins_link(lt_count, _peerChat->adminsEnabled() ? (_peerChat->admins.size() + 1) : 0));
@@ -544,6 +579,7 @@ void ProfileInner::peerUpdated(PeerData *data) {
 		} else if (_peerChat) {
 			if (_peerChat->photoId && _peerChat->photoId != UnknownPeerPhotoId) photo = App::photo(_peerChat->photoId);
 			_admins.setText(lng_channel_admins_link(lt_count, _peerChat->adminsEnabled() ? (_peerChat->admins.size() + 1) : 0));
+			_showMigrate = (_peerChat && _amCreator && !_peerChat->isMigrated() && _peerChat->count >= 3);
 			if (App::main()) App::main()->topBar()->showAll();
 		} else if (_peerChannel) {
 			if (_peerChannel->photoId && _peerChannel->photoId != UnknownPeerPhotoId) photo = App::photo(_peerChannel->photoId);
@@ -754,6 +790,24 @@ void ProfileInner::paintEvent(QPaintEvent *e) {
 		top += _aboutHeight;
 	}
 
+	// migrate to megagroup
+	if (_showMigrate) {
+		p.setFont(st::profileHeaderFont->f);
+		p.setPen(st::profileHeaderColor->p);
+		p.drawText(_left + st::profileHeaderLeft, top + st::profileHeaderTop + st::profileHeaderFont->ascent, lng_profile_migrate_reached(lt_count, cMaxGroupCount()));
+		top += st::profileHeaderSkip;
+
+		_aboutMigrate.draw(p, _left, top, _width); top += _aboutMigrate.countHeight(_width) + st::setLittleSkip;
+		p.setFont(st::normalFont);
+		p.setPen(st::black);
+		p.drawText(_left, top + st::normalFont->ascent, lng_profile_migrate_feature1(lt_count, cMaxMegaGroupCount())); top += st::normalFont->height + st::setLittleSkip;
+		p.drawText(_left, top + st::normalFont->ascent, lang(lng_profile_migrate_feature2)); top += st::normalFont->height + st::setLittleSkip;
+		p.drawText(_left, top + st::normalFont->ascent, lang(lng_profile_migrate_feature3)); top += st::normalFont->height + st::setLittleSkip;
+		p.drawText(_left, top + st::normalFont->ascent, lang(lng_profile_migrate_feature4)); top += st::normalFont->height + st::setSectionSkip;
+
+		top += _migrate.height();
+	}
+
 	// settings
 	p.setFont(st::profileHeaderFont->f);
 	p.setPen(st::profileHeaderColor->p);
@@ -761,7 +815,7 @@ void ProfileInner::paintEvent(QPaintEvent *e) {
 	top += st::profileHeaderSkip;
 
 	// invite link stuff
-	if (_amCreator && (!_peerChannel || !_peerChannel->isPublic())) {
+	if (_amCreator && ((_peerChat && _peerChat->canEdit()) || (_peerChannel && !_peerChannel->isPublic()))) {
 		if ((_peerChat && !_peerChat->invitationUrl.isEmpty()) || (_peerChannel && !_peerChannel->invitationUrl.isEmpty())) {
 			p.setPen(st::black);
 			p.setFont(st::linkFont);
@@ -961,7 +1015,7 @@ void ProfileInner::mousePressEvent(QMouseEvent *e) {
 		} else if (QRect(_left, st::profilePadding.top(), st::setPhotoSize, st::setPhotoSize).contains(e->pos())) {
 			if (_photoLink) {
 				_photoLink->onClick(e->button());
-			} else if ((_peerChat && _peerChat->amIn()) || (_peerChannel && _amCreator)) {
+			} else if ((_peerChat && _peerChat->canEdit()) || (_peerChannel && _amCreator)) {
 				onUpdatePhoto();
 			}
 		}
@@ -1108,7 +1162,36 @@ bool ProfileInner::updateMediaLinks(int32 *addToScroll) {
 		}
 	}
 	return changed;
+}
 
+void ProfileInner::migrateDone(const MTPUpdates &updates) {
+	App::wnd()->hideLayer();
+	App::main()->sentUpdatesReceived(updates);
+	const QVector<MTPChat> *v = 0;
+	switch (updates.type()) {
+	case mtpc_updates: v = &updates.c_updates().vchats.c_vector().v; break;
+	case mtpc_updatesCombined: v = &updates.c_updatesCombined().vchats.c_vector().v; break;
+	default: LOG(("API Error: unexpected update cons %1 (ProfileInner::migrateDone)").arg(updates.type())); break;
+	}
+
+	PeerData *peer = 0;
+	if (v && !v->isEmpty()) {
+		for (int32 i = 0, l = v->size(); i < l; ++i) {
+			if (v->at(i).type() == mtpc_channel) {
+				peer = App::channel(v->at(i).c_channel().vid.v);
+				App::main()->showPeerHistory(peer->id, ShowAtUnreadMsgId);
+			}
+		}
+	}
+	if (!peer) {
+		LOG(("API Error: channel not found in updates (ProfileInner::migrateDone)"));
+	}
+}
+
+bool ProfileInner::migrateFail(const RPCError &error) {
+	if (mtpIsFlood(error)) return false;
+	App::wnd()->hideLayer();
+	return true;
 }
 
 void ProfileInner::resizeEvent(QResizeEvent *e) {
@@ -1157,12 +1240,20 @@ void ProfileInner::resizeEvent(QResizeEvent *e) {
 		_aboutTop = _aboutHeight = 0;
 	}
 
+	// migrate to megagroup
+	if (_showMigrate) {
+		top += st::profileHeaderSkip;
+		top += _aboutMigrate.countHeight(_width) + st::setLittleSkip;
+		top += st::normalFont->height * 4 + st::setLittleSkip * 3 + st::setSectionSkip;
+		_migrate.move(_left, top); top += _migrate.height();
+	}
+
 	// settings
 	top += st::profileHeaderSkip;
 
 	// invite link stuff
 	int32 _inviteLinkTextWidth(st::linkFont->width(lang(lng_group_invite_link)) + st::linkFont->spacew);
-	if (_amCreator && (!_peerChannel || !_peerChannel->isPublic())) {
+	if (_amCreator && ((_peerChat && _peerChat->canEdit()) || (_peerChannel && !_peerChannel->isPublic()))) {
 		if (!_invitationText.isEmpty()) {
 			_invitationLink.setText(st::linkFont->elided(_invitationText, _width - _inviteLinkTextWidth));
 		}
@@ -1416,7 +1507,7 @@ void ProfileInner::showAll() {
 				_createInvitationLink.hide();
 				_invitationLink.hide();
 			}
-			if (_peerChat->count < cMaxGroupCount()) {
+			if (_peerChat->count < cMaxGroupCount() && !_showMigrate) {
 				_addParticipant.show();
 			} else {
 				_addParticipant.hide();
@@ -1426,7 +1517,7 @@ void ProfileInner::showAll() {
 		_deleteChannel.hide();
 		_username.hide();
 		_members.hide();
-		if (_amCreator) {
+		if (_amCreator && _peerChat->canEdit()) {
 			_admins.show();
 		} else {
 			_admins.hide();
@@ -1487,6 +1578,11 @@ void ProfileInner::showAll() {
 			_members.hide();
 		}
 	}
+	if (_showMigrate) {
+		_migrate.show();
+	} else {
+		_migrate.hide();
+	}
 	_enableNotifications.show();
 	updateNotifySettings();
 

Telegram/SourceFiles/profilewidget.h

@@ -88,6 +88,8 @@ public slots:
 	void onDeleteChannelSure();
 	void onBlockUser();
 	void onAddParticipant();
+	void onMigrate();
+	void onMigrateSure();
 
 	void onUpdatePhoto();
 	void onUpdatePhotoCancel();
@@ -131,6 +133,9 @@ private:
 	void chatInviteDone(const MTPExportedChatInvite &result);
 	bool updateMediaLinks(int32 *addToScroll = 0); // returns if anything changed
 
+	void migrateDone(const MTPUpdates &updates);
+	bool migrateFail(const RPCError &error);
+
 	ProfileWidget *_profile;
 	ScrollArea *_scroll;
 
@@ -162,6 +167,12 @@ private:
 
 	QString _errorText;
 
+	// migrate to megagroup
+	bool _showMigrate;
+	Text _aboutMigrate;
+	FlatButton _migrate;
+
+
 	// settings
 	FlatCheckbox _enableNotifications;
 

Telegram/SourceFiles/structs.cpp

@@ -102,7 +102,7 @@ PeerData::PeerData(const PeerId &id) : id(id), lnk(new PeerLink(this))
 , loaded(false)
 , colorIndex(peerColorIndex(id))
 , color(peerColor(colorIndex))
-, photo(isChat() ? chatDefPhoto(colorIndex) : (isChannel() ? channelDefPhoto(colorIndex) : userDefPhoto(colorIndex)))
+, photo((isChat() || isMegagroup()) ? chatDefPhoto(colorIndex) : (isChannel() ? channelDefPhoto(colorIndex) : userDefPhoto(colorIndex)))
 , photoId(UnknownPeerPhotoId)
 , nameVersion(0)
 , notify(UnknownNotifySettings)
@@ -374,13 +374,13 @@ void ChannelData::setPhoto(const MTPChatPhoto &p, const PhotoId &phId) { // see
 			newPhotoId = phId;
 		}
 		newPhotoLoc = App::imageLocation(160, 160, d.vphoto_small);
-		newPhoto = newPhotoLoc.isNull() ? channelDefPhoto(colorIndex) : ImagePtr(newPhotoLoc);
+		newPhoto = newPhotoLoc.isNull() ? (isMegagroup() ? chatDefPhoto(colorIndex) : channelDefPhoto(colorIndex)) : ImagePtr(newPhotoLoc);
-//		photoFull = ImagePtr(640, 640, d.vphoto_big, channelDefPhoto(colorIndex));
+//		photoFull = ImagePtr(640, 640, d.vphoto_big, (isMegagroup() ? chatDefPhoto(colorIndex) : channelDefPhoto(colorIndex)));
 	} break;
 	default: {
 		newPhotoId = 0;
 		newPhotoLoc = StorageImageLocation();
-		newPhoto = channelDefPhoto(colorIndex);
+		newPhoto = (isMegagroup() ? chatDefPhoto(colorIndex) : channelDefPhoto(colorIndex));
 //		photoFull = ImagePtr();
 	} break;
 	}
@@ -411,6 +411,10 @@ void ChannelData::fullUpdated() {
 	_lastFullUpdate = getms(true);
 }
 
+ChannelData::~ChannelData() {
+	delete mgInfo;
+}
+
 uint64 PtsWaiter::ptsKey(PtsSkippedQueue queue) {
 	return _queue.insert(uint64(uint32(_last)) << 32 | uint64(uint32(_count)), queue).key();
 }

Telegram/SourceFiles/structs.h

@@ -401,7 +401,10 @@ public:
 		return !isForbidden && !haveLeft() && !wasKicked();
 	}
 	bool canEdit() const {
-		return amCreator() || (adminsEnabled() ? amAdmin() : amIn());
+		return !isDeactivated() && (amCreator() || (adminsEnabled() ? amAdmin() : amIn()));
+	}
+	bool canWrite() const {
+		return !isDeactivated() && amIn();
 	}
 	bool haveLeft() const {
 		return flags & MTPDchat::flag_left;
@@ -421,6 +424,9 @@ public:
 	bool isDeactivated() const {
 		return flags & MTPDchat::flag_deactivated;
 	}
+	bool isMigrated() const {
+		return flags & MTPDchat::flag_migrated_to;
+	}
 	typedef QMap<UserData*, int32> Participants;
 	Participants participants;
 	typedef QMap<UserData*, bool> InvitedByMe;
@@ -497,10 +503,20 @@ private:
 	bool _requesting, _waitingForSkipped, _waitingForShortPoll;
 };
 
+struct MegagroupInfo {
+	MegagroupInfo() : botStatus(-1) {
+	}
+	typedef QList<UserData*> LastParticipants;
+	LastParticipants lastParticipants;
+	typedef QMap<PeerData*, bool> MarkupSenders;
+	MarkupSenders markupSenders;
+	int32 botStatus; // -1 - no bots, 0 - unknown, 1 - one bot, that sees all history, 2 - other
+};
+
 class ChannelData : public PeerData {
 public:
 
-	ChannelData(const PeerId &id) : PeerData(id), access(0), inputChannel(MTP_inputChannel(MTP_int(bareId()), MTP_long(0))), count(1), adminsCount(1), date(0), version(0), flags(0), flagsFull(0), isForbidden(true), botStatus(-1), inviter(0), _lastFullUpdate(0) {
+	ChannelData(const PeerId &id) : PeerData(id), access(0), inputChannel(MTP_inputChannel(MTP_int(bareId()), MTP_long(0))), count(1), adminsCount(1), date(0), version(0), flags(0), flagsFull(0), mgInfo(0), isForbidden(true), botStatus(-1), inviter(0), _lastFullUpdate(0) {
 		setName(QString(), QString());
 	}
 	void setPhoto(const MTPChatPhoto &photo, const PhotoId &phId = UnknownPeerPhotoId);
@@ -519,6 +535,7 @@ public:
 	int32 date;
 	int32 version;
 	int32 flags, flagsFull;
+	MegagroupInfo *mgInfo;
 	bool isMegagroup() const {
 		return flags & MTPDchannel::flag_megagroup;
 	}
@@ -597,6 +614,8 @@ public:
 		return _ptsWaiter.setWaitingForShortPoll(this, ms);
 	}
 
+	~ChannelData();
+
 private:
 
 	PtsWaiter _ptsWaiter;