diff --git a/Telegram/Resources/style.txt b/Telegram/Resources/style.txt
index 5999c47f4f..d06880d617 100644
--- a/Telegram/Resources/style.txt
+++ b/Telegram/Resources/style.txt
@@ -2074,6 +2074,7 @@ minPhotoSize: 100px;
 maxMediaSize: 420px;
 maxStickerSize: 256px;
 maxGifSize: 320px;
+maxSignatureSize: 144px;
 
 mvBgColor: #222;
 mvBgOpacity: 0.92;
diff --git a/Telegram/SourceFiles/app.cpp b/Telegram/SourceFiles/app.cpp
index d196f32493..22cad42f6e 100644
--- a/Telegram/SourceFiles/app.cpp
+++ b/Telegram/SourceFiles/app.cpp
@@ -1654,7 +1654,7 @@ namespace App {
 		return i.value();
 	}
 
-	ImageLinkData *imageLinkSet(const QString &imageLink, ImageLinkType type, const QString &url) {
+	ImageLinkData *imageLinkSet(const QString &imageLink, ImageLinkType type) {
 		ImageLinksData::const_iterator i = imageLinksData.constFind(imageLink);
 		ImageLinkData *result;
 		if (i == imageLinksData.cend()) {
diff --git a/Telegram/SourceFiles/app.h b/Telegram/SourceFiles/app.h
index 760ea77805..2f4144e85f 100644
--- a/Telegram/SourceFiles/app.h
+++ b/Telegram/SourceFiles/app.h
@@ -134,7 +134,7 @@ namespace App {
 	WebPageData *webPage(const WebPageId &webPage);
 	WebPageData *webPageSet(const WebPageId &webPage, WebPageData *convert, const QString &, const QString &url, const QString &displayUrl, const QString &siteName, const QString &title, const QString &description, PhotoData *photo, DocumentData *doc, int32 duration, const QString &author, int32 pendingTill);
 	ImageLinkData *imageLink(const QString &imageLink);
-	ImageLinkData *imageLinkSet(const QString &imageLink, ImageLinkType type, const QString &url);
+	ImageLinkData *imageLinkSet(const QString &imageLink, ImageLinkType type);
 	void forgetMedia();
 
 	MTPPhoto photoFromUserPhoto(MTPint userId, MTPint date, const MTPUserProfilePhoto &photo);
diff --git a/Telegram/SourceFiles/application.cpp b/Telegram/SourceFiles/application.cpp
index f9c77dfc0f..b414fdb399 100644
--- a/Telegram/SourceFiles/application.cpp
+++ b/Telegram/SourceFiles/application.cpp
@@ -925,7 +925,9 @@ void AppClass::checkLocalTime() {
 
 void AppClass::onAppStateChanged(Qt::ApplicationState state) {
 	checkLocalTime();
-	_window->updateIsActive((state == Qt::ApplicationActive) ? cOnlineFocusTimeout() : cOfflineBlurTimeout());
+	if (_window) {
+		_window->updateIsActive((state == Qt::ApplicationActive) ? cOnlineFocusTimeout() : cOfflineBlurTimeout());
+	}
 	if (state != Qt::ApplicationActive) {
 		PopupTooltip::Hide();
 	}
diff --git a/Telegram/SourceFiles/boxes/stickersetbox.cpp b/Telegram/SourceFiles/boxes/stickersetbox.cpp
index 8b756c4ee4..65fdd9b32a 100644
--- a/Telegram/SourceFiles/boxes/stickersetbox.cpp
+++ b/Telegram/SourceFiles/boxes/stickersetbox.cpp
@@ -29,9 +29,17 @@ Copyright (c) 2014-2016 John Preston, https://desktop.telegram.org
 
 #include "localstorage.h"
 
-StickerSetInner::StickerSetInner(const MTPInputStickerSet &set) :
-_loaded(false), _setId(0), _setAccess(0), _setCount(0), _setHash(0), _setFlags(0), _bottom(0),
-_input(set), _installRequest(0) {
+StickerSetInner::StickerSetInner(const MTPInputStickerSet &set) : TWidget()
+, _loaded(false)
+, _setId(0)
+, _setAccess(0)
+, _setCount(0)
+, _setHash(0)
+, _setFlags(0)
+, _bottom(0)
+, _input(set)
+, _installRequest(0)
+, _previewShown(-1) {
 	connect(App::wnd(), SIGNAL(imageLoaded()), this, SLOT(update()));
 	switch (set.type()) {
 	case mtpc_inputStickerSetID: _setId = set.c_inputStickerSetID().vid.v; _setAccess = set.c_inputStickerSetID().vaccess_hash.v; break;
@@ -39,6 +47,9 @@ _input(set), _installRequest(0) {
 	}
 	MTP::send(MTPmessages_GetStickerSet(_input), rpcDone(&StickerSetInner::gotSet), rpcFail(&StickerSetInner::failedSet));
 	App::main()->updateStickers();
+
+	_previewTimer.setSingleShot(true);
+	connect(&_previewTimer, SIGNAL(timeout()), this, SLOT(onPreview()));
 }
 
 void StickerSetInner::gotSet(const MTPmessages_StickerSet &set) {
@@ -148,6 +159,47 @@ bool StickerSetInner::installFailed(const RPCError &error) {
 	return true;
 }
 
+void StickerSetInner::mousePressEvent(QMouseEvent *e) {
+	int32 index = stickerFromGlobalPos(e->globalPos());
+	if (index >= 0 && index < _pack.size()) {
+		_previewTimer.start(QApplication::startDragTime());
+	}
+}
+
+void StickerSetInner::mouseMoveEvent(QMouseEvent *e) {
+	if (_previewShown >= 0) {
+		int32 index = stickerFromGlobalPos(e->globalPos());
+		if (index >= 0 && index < _pack.size() && index != _previewShown) {
+			_previewShown = index;
+			Ui::showStickerPreview(_pack.at(_previewShown));
+		}
+	}
+}
+
+void StickerSetInner::mouseReleaseEvent(QMouseEvent *e) {
+	_previewTimer.stop();
+}
+
+void StickerSetInner::onPreview() {
+	int32 index = stickerFromGlobalPos(QCursor::pos());
+	if (index >= 0 && index < _pack.size()) {
+		_previewShown = index;
+		Ui::showStickerPreview(_pack.at(_previewShown));
+	}
+}
+
+int32 StickerSetInner::stickerFromGlobalPos(const QPoint &p) const {
+	QPoint l(mapFromGlobal(p));
+	if (rtl()) l.setX(width() - l.x());
+	int32 row = (l.y() >= st::stickersPadding.top()) ? qFloor((l.y() - st::stickersPadding.top()) / st::stickersSize.height()) : -1;
+	int32 col = (l.x() >= st::stickersPadding.left()) ? qFloor((l.x() - st::stickersPadding.left()) / st::stickersSize.width()) : -1;
+	if (row >= 0 && col >= 0 && col < StickerPanPerRow) {
+		int32 result = row * StickerPanPerRow + col;
+		return (result < _pack.size()) ? result : -1;
+	}
+	return -1;
+}
+
 void StickerSetInner::paintEvent(QPaintEvent *e) {
 	QRect r(e->rect());
 	Painter p(this);
diff --git a/Telegram/SourceFiles/boxes/stickersetbox.h b/Telegram/SourceFiles/boxes/stickersetbox.h
index d2fd4749ee..356fd4b60f 100644
--- a/Telegram/SourceFiles/boxes/stickersetbox.h
+++ b/Telegram/SourceFiles/boxes/stickersetbox.h
@@ -29,7 +29,9 @@ public:
 
 	StickerSetInner(const MTPInputStickerSet &set);
 
-	void init();
+	void mousePressEvent(QMouseEvent *e);
+	void mouseMoveEvent(QMouseEvent *e);
+	void mouseReleaseEvent(QMouseEvent *e);
 
 	void paintEvent(QPaintEvent *e);
 
@@ -42,10 +44,12 @@ public:
 	void setScrollBottom(int32 bottom);
 	void install();
 
-	QString getTitle() const;
-
 	~StickerSetInner();
 
+public slots:
+
+	void onPreview();
+
 signals:
 
 	void updateButtons();
@@ -53,6 +57,8 @@ signals:
 
 private:
 
+	int32 stickerFromGlobalPos(const QPoint &p) const;
+
 	void gotSet(const MTPmessages_StickerSet &set);
 	bool failedSet(const RPCError &error);
 
@@ -70,6 +76,9 @@ private:
 	MTPInputStickerSet _input;
 
 	mtpRequestId _installRequest;
+
+	QTimer _previewTimer;
+	int32 _previewShown;
 };
 
 class StickerSetBox : public ScrollableBox, public RPCSender {
diff --git a/Telegram/SourceFiles/dropdown.cpp b/Telegram/SourceFiles/dropdown.cpp
index 737e70d0b6..0241da6b79 100644
--- a/Telegram/SourceFiles/dropdown.cpp
+++ b/Telegram/SourceFiles/dropdown.cpp
@@ -3852,8 +3852,12 @@ MentionsInner::MentionsInner(MentionsDropdown *parent, MentionRows *mrows, Hasht
 , _stickersPerRow(1)
 , _recentInlineBotsInRows(0)
 , _sel(-1)
+, _down(-1)
 , _mouseSel(false)
-, _overDelete(false) {
+, _overDelete(false)
+, _previewShown(false) {
+	_previewTimer.setSingleShot(true);
+	connect(&_previewTimer, SIGNAL(timeout()), this, SLOT(onPreview()));
 }
 
 void MentionsInner::paintEvent(QPaintEvent *e) {
@@ -4030,9 +4034,13 @@ void MentionsInner::mouseMoveEvent(QMouseEvent *e) {
 	onUpdateSelected(true);
 }
 
-void MentionsInner::clearSel() {
+void MentionsInner::clearSel(bool hidden) {
 	_mouseSel = _overDelete = false;
 	setSel((_mrows->isEmpty() && _brows->isEmpty() && _hrows->isEmpty()) ? -1 : 0);
+	if (hidden) {
+		_down = -1;
+		_previewShown = false;
+	}
 }
 
 bool MentionsInner::moveSel(int key) {
@@ -4140,12 +4148,35 @@ void MentionsInner::mousePressEvent(QMouseEvent *e) {
 
 			_mouseSel = true;
 			onUpdateSelected(true);
-		} else {
+		} else if (_srows->isEmpty()) {
 			select();
+		} else {
+			_down = _sel;
+			_previewTimer.start(QApplication::startDragTime());
 		}
 	}
 }
 
+void MentionsInner::mouseReleaseEvent(QMouseEvent *e) {
+	_previewTimer.stop();
+
+	int32 pressed = _down;
+	_down = -1;
+
+	_mousePos = mapToGlobal(e->pos());
+	_mouseSel = true;
+	onUpdateSelected(true);
+
+	if (_previewShown) {
+		_previewShown = false;
+		return;
+	}
+
+	if (_sel < 0 || _sel != pressed || _srows->isEmpty()) return;
+
+	select();
+}
+
 void MentionsInner::enterEvent(QEvent *e) {
 	setMouseTracking(true);
 	_mousePos = QCursor::pos();
@@ -4189,6 +4220,8 @@ void MentionsInner::onUpdateSelected(bool force) {
 	QPoint mouse(mapFromGlobal(_mousePos));
 	if ((!force && !rect().contains(mouse)) || !_mouseSel) return;
 
+	if (_down >= 0 && !_previewShown) return;
+
 	int32 sel = -1, maxSel = 0;
 	if (!_srows->isEmpty()) {
 		int32 rows = rowscount(_srows->size(), _stickersPerRow);
@@ -4209,6 +4242,12 @@ void MentionsInner::onUpdateSelected(bool force) {
 	}
 	if (sel != _sel) {
 		setSel(sel);
+		if (_down >= 0 && _sel >= 0 && _down != _sel) {
+			_down = _sel;
+			if (_down >= 0 && _down < _srows->size()) {
+				Ui::showStickerPreview(_srows->at(_down));
+			}
+		}
 	}
 }
 
@@ -4220,6 +4259,13 @@ void MentionsInner::onParentGeometryChanged() {
 	}
 }
 
+void MentionsInner::onPreview() {
+	if (_down >= 0 && _down < _srows->size()) {
+		Ui::showStickerPreview(_srows->at(_down));
+		_previewShown = true;
+	}
+}
+
 MentionsDropdown::MentionsDropdown(QWidget *parent) : TWidget(parent)
 , _scroll(this, st::mentionScroll)
 , _inner(this, &_mrows, &_hrows, &_brows, &_srows)
@@ -4569,7 +4615,7 @@ void MentionsDropdown::hideFinish() {
 	hide();
 	_hiding = false;
 	_filter = qsl("-");
-	_inner.clearSel();
+	_inner.clearSel(true);
 }
 
 void MentionsDropdown::showStart() {
diff --git a/Telegram/SourceFiles/dropdown.h b/Telegram/SourceFiles/dropdown.h
index 5ff587a236..bacf6149c1 100644
--- a/Telegram/SourceFiles/dropdown.h
+++ b/Telegram/SourceFiles/dropdown.h
@@ -744,8 +744,9 @@ public:
 
 	void mousePressEvent(QMouseEvent *e);
 	void mouseMoveEvent(QMouseEvent *e);
+	void mouseReleaseEvent(QMouseEvent *e);
 
-	void clearSel();
+	void clearSel(bool hidden = false);
 	bool moveSel(int key);
 	bool select();
 
@@ -763,6 +764,7 @@ public slots:
 
 	void onParentGeometryChanged();
 	void onUpdateSelected(bool force = false);
+	void onPreview();
 
 private:
 
@@ -775,11 +777,15 @@ private:
 	BotCommandRows *_brows;
 	StickerPack *_srows;
 	int32 _stickersPerRow, _recentInlineBotsInRows;
-	int32 _sel;
+	int32 _sel, _down;
 	bool _mouseSel;
 	QPoint _mousePos;
 
 	bool _overDelete;
+
+	bool _previewShown;
+
+	QTimer _previewTimer;
 };
 
 class MentionsDropdown : public TWidget {
diff --git a/Telegram/SourceFiles/facades.cpp b/Telegram/SourceFiles/facades.cpp
index e6b3c22f0a..d65081f517 100644
--- a/Telegram/SourceFiles/facades.cpp
+++ b/Telegram/SourceFiles/facades.cpp
@@ -44,8 +44,8 @@ namespace App {
 		if (MainWidget *m = main()) m->searchMessages(tag + ' ', (inPeer && inPeer->isChannel()) ? inPeer : 0);
 	}
 
-	void openPeerByName(const QString &username, bool toProfile, const QString &startToken) {
-		if (MainWidget *m = main()) m->openPeerByName(username, toProfile, startToken);
+	void openPeerByName(const QString &username, MsgId msgId, const QString &startToken) {
+		if (MainWidget *m = main()) m->openPeerByName(username, msgId, startToken);
 	}
 
 	void joinGroupByHash(const QString &hash) {
@@ -90,11 +90,15 @@ namespace App {
 namespace Ui {
 
 	void showStickerPreview(DocumentData *sticker) {
-		if (MainWidget *m = App::main()) m->ui_showStickerPreview(sticker);
+		if (Window *w = App::wnd()) {
+			w->ui_showStickerPreview(sticker);
+		}
 	}
 
 	void hideStickerPreview() {
-		if (MainWidget *m = App::main()) m->ui_hideStickerPreview();
+		if (Window *w = App::wnd()) {
+			w->ui_hideStickerPreview();
+		}
 	}
 
 	void showLayer(LayeredWidget *box, ShowLayerOptions options) {
diff --git a/Telegram/SourceFiles/facades.h b/Telegram/SourceFiles/facades.h
index 328773f2de..e89c2da180 100644
--- a/Telegram/SourceFiles/facades.h
+++ b/Telegram/SourceFiles/facades.h
@@ -27,7 +27,7 @@ namespace App {
 	void sendBotCommand(const QString &cmd, MsgId replyTo = 0);
 	bool insertBotCommand(const QString &cmd, bool specialGif = false);
 	void searchByHashtag(const QString &tag, PeerData *inPeer);
-	void openPeerByName(const QString &username, bool toProfile = false, const QString &startToken = QString());
+	void openPeerByName(const QString &username, MsgId msgId = ShowAtUnreadMsgId, const QString &startToken = QString());
 	void joinGroupByHash(const QString &hash);
 	void stickersBox(const QString &name);
 	void openLocalUrl(const QString &url);
diff --git a/Telegram/SourceFiles/gui/text.cpp b/Telegram/SourceFiles/gui/text.cpp
index 00f31d3041..6e7a772c8b 100644
--- a/Telegram/SourceFiles/gui/text.cpp
+++ b/Telegram/SourceFiles/gui/text.cpp
@@ -914,19 +914,22 @@ void TextLink::onClick(Qt::MouseButton button) const {
 		PopupTooltip::Hide();
 
 		QString url = TextLink::encoded();
-		QRegularExpressionMatch telegramMeUser = QRegularExpression(qsl("^https?://telegram\\.me/([a-zA-Z0-9\\.\\_]+)/?(\\?|$)"), QRegularExpression::CaseInsensitiveOption).match(url);
+		QRegularExpressionMatch telegramMeUser = QRegularExpression(qsl("^https?://telegram\\.me/([a-zA-Z0-9\\.\\_]+)(/?\\?|/?$|/(\\d+)/?(?:\\?|$))"), QRegularExpression::CaseInsensitiveOption).match(url);
 		QRegularExpressionMatch telegramMeGroup = QRegularExpression(qsl("^https?://telegram\\.me/joinchat/([a-zA-Z0-9\\.\\_\\-]+)(\\?|$)"), QRegularExpression::CaseInsensitiveOption).match(url);
 		QRegularExpressionMatch telegramMeStickers = QRegularExpression(qsl("^https?://telegram\\.me/addstickers/([a-zA-Z0-9\\.\\_]+)(\\?|$)"), QRegularExpression::CaseInsensitiveOption).match(url);
 		QRegularExpressionMatch telegramMeShareUrl = QRegularExpression(qsl("^https?://telegram\\.me/share/url\\?(.+)$"), QRegularExpression::CaseInsensitiveOption).match(url);
-		if (telegramMeUser.hasMatch()) {
-			QString params = url.mid(telegramMeUser.captured(0).size());
-			url = qsl("tg://resolve/?domain=") + myUrlEncode(telegramMeUser.captured(1)) + (params.isEmpty() ? QString() : '&' + params);
-		} else if (telegramMeGroup.hasMatch()) {
+		if (telegramMeGroup.hasMatch()) {
 			url = qsl("tg://join?invite=") + myUrlEncode(telegramMeGroup.captured(1));
 		} else if (telegramMeStickers.hasMatch()) {
 			url = qsl("tg://addstickers?set=") + myUrlEncode(telegramMeStickers.captured(1));
 		} else if (telegramMeShareUrl.hasMatch()) {
 			url = qsl("tg://msg_url?") + telegramMeShareUrl.captured(1);
+		} else if (telegramMeUser.hasMatch()) {
+			QString params = url.mid(telegramMeUser.captured(0).size()), postParam;
+			if (QRegularExpression(qsl("^/\\d+/?(?:\\?|$)")).match(telegramMeUser.captured(2)).hasMatch()) {
+				postParam = qsl("&post=") + telegramMeUser.captured(3);
+			}
+			url = qsl("tg://resolve/?domain=") + myUrlEncode(telegramMeUser.captured(1)) + postParam + (params.isEmpty() ? QString() : '&' + params);
 		}
 
 		if (QRegularExpression(qsl("^tg://[a-zA-Z0-9]+"), QRegularExpression::CaseInsensitiveOption).match(url).hasMatch()) {
@@ -951,6 +954,17 @@ void CustomTextLink::onClick(Qt::MouseButton button) const {
 	Ui::showLayer(new ConfirmLinkBox(text()));
 }
 
+void LocationLink::onClick(Qt::MouseButton button) const {
+	if (!psLaunchMaps(_lat, _lon)) {
+		QDesktopServices::openUrl(_text);
+	}
+}
+
+void LocationLink::setup() {
+	QString latlon = _lat + ',' + _lon;
+	_text = qsl("https://maps.google.com/maps?q=") + latlon + qsl("&ll=") + latlon + qsl("&z=16");
+}
+
 void MentionLink::onClick(Qt::MouseButton button) const {
 	if (button == Qt::LeftButton || button == Qt::MiddleButton) {
 		App::openPeerByName(_tag.mid(1), true);
diff --git a/Telegram/SourceFiles/gui/text.h b/Telegram/SourceFiles/gui/text.h
index 1312bc759f..341ebb9034 100644
--- a/Telegram/SourceFiles/gui/text.h
+++ b/Telegram/SourceFiles/gui/text.h
@@ -374,7 +374,7 @@ public:
 		QUrl u(_url), good(u.isValid() ? u.toEncoded() : QString());
 		QString result(good.isValid() ? QString::fromUtf8(good.toEncoded()) : _url);
 
-		if (!QRegularExpression(qsl("^[a-zA-Z]+://")).match(result).hasMatch()) { // no protocol
+		if (!QRegularExpression(qsl("^[a-zA-Z]+:")).match(result).hasMatch()) { // no protocol
 			return qsl("http://") + result;
 		}
 		return result;
@@ -423,6 +423,36 @@ private:
 
 };
 
+class LocationLink : public ITextLink {
+	TEXT_LINK_CLASS(LocationLink)
+
+public:
+
+	LocationLink(const QString &lat, const QString &lon) : _lat(lat), _lon(lon) {
+		setup();
+	}
+
+	const QString &text() const {
+		return _text;
+	}
+
+	void onClick(Qt::MouseButton button) const;
+
+	const QString &readable() const {
+		return _text;
+	}
+
+	QString encoded() const {
+		return _text;
+	}
+
+private:
+
+	void setup();
+	QString _lat, _lon, _text;
+
+};
+
 class MentionLink : public ITextLink {
 	TEXT_LINK_CLASS(MentionLink)
 
diff --git a/Telegram/SourceFiles/history.cpp b/Telegram/SourceFiles/history.cpp
index e64facc5b4..eeda88bf71 100644
--- a/Telegram/SourceFiles/history.cpp
+++ b/Telegram/SourceFiles/history.cpp
@@ -88,10 +88,10 @@ namespace {
 		return item ? item->toHistoryForwarded() : 0;
 	}
 	inline const TextParseOptions &itemTextOptions(HistoryItem *item) {
-		return itemTextOptions(item->history(), item->from());
+		return itemTextOptions(item->history(), item->author());
 	}
 	inline const TextParseOptions &itemTextNoMonoOptions(const HistoryItem *item) {
-		return itemTextNoMonoOptions(item->history(), item->from());
+		return itemTextNoMonoOptions(item->history(), item->author());
 	}
 }
 
@@ -1385,7 +1385,7 @@ HistoryItem *History::createItem(HistoryBlock *block, const MTPMessage &msg, boo
 			QString text(lng_message_unsupported(lt_link, qsl("https://desktop.telegram.org")));
 			EntitiesInText entities = textParseEntities(text, _historyTextNoMonoOptions.flags);
 			entities.push_front(EntityInText(EntityInTextItalic, 0, text.size()));
-			result = new HistoryMessage(this, block, m.vid.v, m.vflags.v, m.vvia_bot_id.v, date(m.vdate), m.vfrom_id.v, text, entities, 0);
+			result = new HistoryMessage(this, block, m.vid.v, m.vflags.v, m.vvia_bot_id.v, date(m.vdate), m.vfrom_id.v, text, entities, -1, 0);
 		} else if (badMedia) {
 			result = new HistoryServiceMsg(this, block, m.vid.v, date(m.vdate), lang(lng_message_empty), m.vflags.v, 0, m.has_from_id() ? m.vfrom_id.v : 0);
 		} else {
@@ -1532,8 +1532,8 @@ HistoryItem *History::createItem(HistoryBlock *block, const MTPMessage &msg, boo
 	return regItem(result);
 }
 
-HistoryItem *History::createItemForwarded(HistoryBlock *block, MsgId id, QDateTime date, int32 from, HistoryMessage *msg) {
-	return regItem(new HistoryForwarded(this, block, id, date, from, msg));
+HistoryItem *History::createItemForwarded(HistoryBlock *block, MsgId id, int32 flags, QDateTime date, int32 from, HistoryMessage *msg) {
+	return regItem(new HistoryForwarded(this, block, id, flags, date, from, msg));
 }
 
 HistoryItem *History::createItemDocument(HistoryBlock *block, MsgId id, int32 flags, int32 viaBotId, MsgId replyTo, QDateTime date, int32 from, DocumentData *doc, const QString &caption) {
@@ -1609,7 +1609,7 @@ HistoryItem *History::addToHistory(const MTPMessage &msg) {
 	return createItem(0, msg, false);
 }
 
-HistoryItem *History::addNewForwarded(MsgId id, QDateTime date, int32 from, HistoryMessage *item) {
+HistoryItem *History::addNewForwarded(MsgId id, int32 flags, QDateTime date, int32 from, HistoryMessage *item) {
 	HistoryBlock *to = 0;
 	bool newBlock = blocks.isEmpty();
 	if (newBlock) {
@@ -1617,7 +1617,7 @@ HistoryItem *History::addNewForwarded(MsgId id, QDateTime date, int32 from, Hist
 	} else {
 		to = blocks.back();
 	}
-	return addNewItem(to, newBlock, createItemForwarded(to, id, date, from, item), true);
+	return addNewItem(to, newBlock, createItemForwarded(to, id, flags, date, from, item), true);
 }
 
 HistoryItem *History::addNewDocument(MsgId id, int32 flags, int32 viaBotId, MsgId replyTo, QDateTime date, int32 from, DocumentData *doc, const QString &caption) {
@@ -1823,7 +1823,9 @@ void History::unregTyping(UserData *from) {
 void History::newItemAdded(HistoryItem *item) {
 	App::checkImageCacheSize();
 	if (item->from() && item->from()->isUser()) {
-		unregTyping(item->from()->asUser());
+		if (item->from() == item->author()) {
+			unregTyping(item->from()->asUser());
+		}
 		item->from()->asUser()->madeAction();
 	}
 	if (item->out()) {
@@ -2001,28 +2003,30 @@ void History::addOlderSlice(const QVector<MTPMessage> &slice, const QVector<MTPM
 							}
 						}
 					}
+				}
+				if (item->author()->id) {
 					if (markupSenders) { // chats with bots
 						if (!lastKeyboardInited && item->hasReplyMarkup() && !item->out()) {
 							int32 markupFlags = App::replyMarkup(channelId(), item->id).flags;
 							if (!(markupFlags & MTPDreplyKeyboardMarkup::flag_selective) || item->mentionsMe()) {
-								bool wasKeyboardHide = markupSenders->contains(item->from());
+								bool wasKeyboardHide = markupSenders->contains(item->author());
 								if (!wasKeyboardHide) {
-									markupSenders->insert(item->from(), true);
+									markupSenders->insert(item->author(), true);
 								}
 								if (!(markupFlags & MTPDreplyKeyboardMarkup_flag_ZERO)) {
 									if (!lastKeyboardInited) {
 										bool botNotInChat = false;
 										if (peer->isChat()) {
-											botNotInChat = (!peer->canWrite() || !peer->asChat()->participants.isEmpty()) && item->from()->isUser() && !peer->asChat()->participants.contains(item->from()->asUser());
+											botNotInChat = (!peer->canWrite() || !peer->asChat()->participants.isEmpty()) && item->author()->isUser() && !peer->asChat()->participants.contains(item->author()->asUser());
 										} else if (peer->isMegagroup()) {
-											botNotInChat = (!peer->canWrite() || peer->asChannel()->mgInfo->botStatus != 0) && item->from()->isUser() && !peer->asChannel()->mgInfo->bots.contains(item->from()->asUser());
+											botNotInChat = (!peer->canWrite() || peer->asChannel()->mgInfo->botStatus != 0) && item->author()->isUser() && !peer->asChannel()->mgInfo->bots.contains(item->author()->asUser());
 										}
 										if (wasKeyboardHide || botNotInChat) {
 											clearLastKeyboard();
 										} else {
 											lastKeyboardInited = true;
 											lastKeyboardId = item->id;
-											lastKeyboardFrom = item->from()->id;
+											lastKeyboardFrom = item->author()->id;
 											lastKeyboardUsed = false;
 										}
 									}
@@ -2037,7 +2041,7 @@ void History::addOlderSlice(const QVector<MTPMessage> &slice, const QVector<MTPM
 							} else {
 								lastKeyboardInited = true;
 								lastKeyboardId = item->id;
-								lastKeyboardFrom = item->from()->id;
+								lastKeyboardFrom = item->author()->id;
 								lastKeyboardUsed = false;
 							}
 						}
@@ -2828,7 +2832,7 @@ void HistoryBlock::removeItem(HistoryItem *item) {
 	dh = item->height();
 	items.remove(i);
 	int32 l = items.size();
-	if ((!item->out() || item->fromChannel()) && item->unread() && history->unreadCount) {
+	if ((!item->out() || item->isPost()) && item->unread() && history->unreadCount) {
 		history->setUnreadCount(history->unreadCount - 1);
 	}
 	int32 itemType = item->type();
@@ -2856,11 +2860,10 @@ HistoryItem::HistoryItem(History *history, HistoryBlock *block, MsgId msgId, int
 , id(msgId)
 , date(msgDate)
 , _from(from ? App::user(from) : history->peer)
-, _fromVersion(_from->nameVersion)
 , _history(history)
 , _block(block)
 , _flags(flags)
-{
+, _authorNameVersion(author()->nameVersion) {
 }
 
 void HistoryItem::destroy() {
@@ -2913,7 +2916,7 @@ void HistoryItem::setId(MsgId newId) {
 }
 
 bool HistoryItem::displayFromPhoto() const {
-	return (Adaptive::Wide() || (!out() && !history()->peer->isUser())) && !fromChannel();
+	return (Adaptive::Wide() || (!out() && !history()->peer->isUser())) && !isPost();
 }
 
 void HistoryItem::clipCallback(ClipReaderNotification notification) {
@@ -3280,7 +3283,7 @@ void HistoryPhoto::draw(Painter &p, const HistoryItem *parent, const QRect &r, b
 	bool notChild = (parent->getMedia() == this);
 	int32 skipx = 0, skipy = 0, width = _width, height = _height;
 	bool bubble = parent->hasBubble();
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	int32 captionw = width - st::msgPadding.left() - st::msgPadding.right();
 
@@ -3362,7 +3365,7 @@ void HistoryPhoto::draw(Painter &p, const HistoryItem *parent, const QRect &r, b
 
 	// date
 	if (_caption.isEmpty()) {
-		if (notChild) {
+		if (notChild && (_data->uploading() || App::hoveredItem() == parent)) {
 			int32 fullRight = skipx + width, fullBottom = skipy + height;
 			parent->drawInfo(p, fullRight, fullBottom, 2 * skipx + width, selected, InfoDisplayOverImage);
 		}
@@ -3589,7 +3592,7 @@ void HistoryVideo::draw(Painter &p, const HistoryItem *parent, const QRect &r, b
 
 	int32 skipx = 0, skipy = 0, width = _width, height = _height;
 	bool bubble = parent->hasBubble();
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	int32 captionw = width - st::msgPadding.left() - st::msgPadding.right();
 
@@ -3829,11 +3832,11 @@ HistoryDocument::HistoryDocument(const HistoryDocument &other) : HistoryFileMedi
 }
 
 void HistoryDocument::create(bool caption) {
-	uint64 mask;
+	uint64 mask = 0;
 	if (_data->voice()) {
-		mask = HistoryDocumentVoice::Bit();
+		mask |= HistoryDocumentVoice::Bit();
 	} else {
-		mask = HistoryDocumentNamed::Bit();
+		mask |= HistoryDocumentNamed::Bit();
 		if (caption) {
 			mask |= HistoryDocumentCaptioned::Bit();
 		}
@@ -3924,7 +3927,7 @@ void HistoryDocument::draw(Painter &p, const HistoryItem *parent, const QRect &r
 
 	int32 captionw = _width - st::msgPadding.left() - st::msgPadding.right();
 
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	if (displayLoading) {
 		ensureAnimation(parent);
@@ -4139,7 +4142,7 @@ void HistoryDocument::draw(Painter &p, const HistoryItem *parent, const QRect &r
 void HistoryDocument::getState(TextLinkPtr &lnk, HistoryCursorState &state, int32 x, int32 y, const HistoryItem *parent) const {
 	if (_width < st::msgPadding.left() + st::msgPadding.right() + 1) return;
 
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 	bool loaded = _data->loaded();
 
 	bool showPause = updateStatusText(parent);
@@ -4508,7 +4511,7 @@ void HistoryGif::draw(Painter &p, const HistoryItem *parent, const QRect &r, boo
 
 	int32 skipx = 0, skipy = 0, width = _width, height = _height;
 	bool bubble = parent->hasBubble();
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	int32 captionw = width - st::msgPadding.left() - st::msgPadding.right();
 
@@ -4789,13 +4792,13 @@ void HistorySticker::draw(Painter &p, const HistoryItem *parent, const QRect &r,
 	_data->checkSticker();
 	bool loaded = _data->loaded();
 
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel, hovered, pressed;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost, hovered, pressed;
 
 	int32 usew = _maxw, usex = 0;
 	const HistoryReply *reply = toHistoryReply(parent);
 	if (reply) {
 		usew -= st::msgReplyPadding.left() + reply->replyToWidth();
-		if (fromChannel) {
+		if (isPost) {
 		} else if (out) {
 			usex = _width - usew;
 		}
@@ -4821,7 +4824,7 @@ void HistorySticker::draw(Painter &p, const HistoryItem *parent, const QRect &r,
 
 		if (reply) {
 			int32 rw = _width - usew - st::msgReplyPadding.left(), rh = st::msgReplyPadding.top() + st::msgReplyBarSize.height() + st::msgReplyPadding.bottom();
-			int32 rx = fromChannel ? (usew + st::msgReplyPadding.left()) : (out ? 0 : (usew + st::msgReplyPadding.left())), ry = _height - rh;
+			int32 rx = isPost ? (usew + st::msgReplyPadding.left()) : (out ? 0 : (usew + st::msgReplyPadding.left())), ry = _height - rh;
 			if (rtl()) rx = _width - rx - rw;
 
 			App::roundRect(p, rx, ry, rw, rh, selected ? App::msgServiceSelectBg() : App::msgServiceBg(), selected ? ServiceSelectedCorners : ServiceCorners);
@@ -4834,13 +4837,13 @@ void HistorySticker::draw(Painter &p, const HistoryItem *parent, const QRect &r,
 void HistorySticker::getState(TextLinkPtr &lnk, HistoryCursorState &state, int32 x, int32 y, const HistoryItem *parent) const {
 	if (_width < st::msgPadding.left() + st::msgPadding.right() + 1) return;
 
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	int32 usew = _maxw, usex = 0;
 	const HistoryReply *reply = toHistoryReply(parent);
 	if (reply) {
 		usew -= reply->replyToWidth();
-		if (fromChannel) {
+		if (isPost) {
 		} else if (out) {
 			usex = _width - usew;
 		}
@@ -4848,7 +4851,7 @@ void HistorySticker::getState(TextLinkPtr &lnk, HistoryCursorState &state, int32
 	if (rtl()) usex = _width - usex - usew;
 	if (reply) {
 		int32 rw = _width - usew, rh = st::msgReplyPadding.top() + st::msgReplyBarSize.height() + st::msgReplyPadding.bottom();
-		int32 rx = fromChannel ? (usew + st::msgReplyPadding.left()) : (out ? 0 : (usew + st::msgReplyPadding.left())), ry = _height - rh;
+		int32 rx = isPost ? (usew + st::msgReplyPadding.left()) : (out ? 0 : (usew + st::msgReplyPadding.left())), ry = _height - rh;
 		if (rtl()) rx = _width - rx - rw;
 		if (x >= rx && y >= ry && x < rx + rw && y < ry + rh) {
 			lnk = reply->replyToLink();
@@ -4964,7 +4967,7 @@ void HistoryContact::draw(Painter &p, const HistoryItem *parent, const QRect &r,
 	if (_width < st::msgPadding.left() + st::msgPadding.right() + 1) return;
 	int32 skipx = 0, skipy = 0, width = _width, height = _height;
 
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	if (width >= _maxw) {
 		width = _maxw;
@@ -5015,7 +5018,7 @@ void HistoryContact::draw(Painter &p, const HistoryItem *parent, const QRect &r,
 }
 
 void HistoryContact::getState(TextLinkPtr &lnk, HistoryCursorState &state, int32 x, int32 y, const HistoryItem *parent) const {
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	int32 nameleft = 0, nametop = 0, nameright = 0, statustop = 0, linktop = 0;
 	if (_userId) {
@@ -5341,7 +5344,7 @@ void HistoryWebPage::draw(Painter &p, const HistoryItem *parent, const QRect &r,
 	if (_width < st::msgPadding.left() + st::msgPadding.right() + 1) return;
 	int32 skipx = 0, skipy = 0, width = _width, height = _height;
 
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	style::color barfg = (selected ? (outbg ? st::msgOutReplyBarSelColor : st::msgInReplyBarSelColor) : (outbg ? st::msgOutReplyBarColor : st::msgInReplyBarColor));
 	style::color semibold = (selected ? (outbg ? st::msgOutServiceFgSelected : st::msgInServiceFgSelected) : (outbg ? st::msgOutServiceFg : st::msgInServiceFg));
@@ -5745,11 +5748,10 @@ _description(st::msgMinWidth) {
 		_description.setText(st::webPageDescriptionFont, textClean(description), _webpageDescriptionOptions);
 	}
 
-	if (url.startsWith(qsl("location:"))) {
-		QString lnk = qsl("https://maps.google.com/maps?q=") + url.mid(9) + qsl("&ll=") + url.mid(9) + qsl("&z=17");
-		_link.reset(new TextLink(lnk));
-
-		_data = App::imageLinkSet(url, GoogleMapsLink, lnk);
+	QRegularExpressionMatch m = QRegularExpression(qsl("^location:(-?\\d+(?:\\.\\d+)?),(-?\\d+(?:\\.\\d+)?)$")).match(url);
+	if (m.hasMatch()) {
+		_link.reset(new LocationLink(m.captured(1), m.captured(2)));
+		_data = App::imageLinkSet(url, GoogleMapsLink);
 	} else {
 		_link.reset(new TextLink(url));
 	}
@@ -5831,7 +5833,7 @@ void HistoryImageLink::draw(Painter &p, const HistoryItem *parent, const QRect &
 	if (_width < st::msgPadding.left() + st::msgPadding.right() + 1) return;
 	int32 skipx = 0, skipy = 0, width = _width, height = _height;
 	bool bubble = parent->hasBubble();
-	bool out = parent->out(), fromChannel = parent->fromChannel(), outbg = out && !fromChannel;
+	bool out = parent->out(), isPost = parent->isPost(), outbg = out && !isPost;
 
 	if (bubble) {
 		skipx = st::mediaPadding.left();
@@ -5973,18 +5975,24 @@ void ViaInlineBotLink::onClick(Qt::MouseButton button) const {
 	App::insertBotCommand('@' + _bot->username);
 }
 
-HistoryMessageVia::HistoryMessageVia(int32 userId)
-: bot(App::userLoaded(peerFromUser(userId)))
+HistoryMessageVia::HistoryMessageVia(Interfaces *)
+: bot(0)
 , width(0)
-, maxWidth(bot ? st::msgServiceNameFont->width(lng_inline_bot_via(lt_inline_bot, '@' + bot->username)) : 0)
-, lnk(new ViaInlineBotLink(bot)) {
+, maxWidth(0) {
+}
+
+void HistoryMessageVia::create(int32 userId) {
+	if (bot = App::userLoaded(peerFromUser(userId))) {
+		maxWidth = st::msgServiceNameFont->width(lng_inline_bot_via(lt_inline_bot, '@' + bot->username));
+		lnk.reset(new ViaInlineBotLink(bot));
+	}
 }
 
 bool HistoryMessageVia::isNull() const {
 	return !bot || bot->username.isEmpty();
 }
 
-void HistoryMessageVia::resize(int32 availw) {
+void HistoryMessageVia::resize(int32 availw) const {
 	if (availw < 0) {
 		text = QString();
 		width = 0;
@@ -5999,29 +6007,46 @@ void HistoryMessageVia::resize(int32 availw) {
 	}
 }
 
+HistoryMessageViews::HistoryMessageViews(Interfaces *)
+: _views(0)
+, _viewsWidth(0) {
+}
+
+HistoryMessageSigned::HistoryMessageSigned(Interfaces *) {
+}
+
+void HistoryMessageSigned::create(UserData *from, const QDateTime &date) {
+	QString time = qsl(", ") + date.toString(cTimeFormat()), name = App::peerName(from);
+	int32 timew = st::msgDateFont->width(time), namew = st::msgDateFont->width(name);
+	if (timew + namew > st::maxSignatureSize) {
+		name = st::msgDateFont->elided(from->firstName, st::maxSignatureSize - timew);
+	}
+	_signature.setText(st::msgDateFont, name + time, _textNameOptions);
+}
+
+int32 HistoryMessageSigned::maxWidth() const {
+	return _signature.maxWidth();
+}
+
 HistoryMessage::HistoryMessage(History *history, HistoryBlock *block, const MTPDmessage &msg) :
 	HistoryItem(history, block, msg.vid.v, msg.vflags.v, ::date(msg.vdate), msg.has_from_id() ? msg.vfrom_id.v : 0)
 , _text(st::msgMinWidth)
 , _textWidth(0)
 , _textHeight(0)
-, _via(msg.has_via_bot_id() ? new HistoryMessageVia(msg.vvia_bot_id.v) : 0)
-, _media(0)
-, _views(msg.has_views() ? msg.vviews.v : -1) {
+, _media(0) {
+	create(msg.has_via_bot_id() ? msg.vvia_bot_id.v : 0, msg.has_views() ? msg.vviews.v : -1);
 	QString text(textClean(qs(msg.vmessage)));
-	initTime();
 	initMedia(msg.has_media() ? (&msg.vmedia) : 0, text);
 	setText(text, msg.has_entities() ? entitiesFromMTP(msg.ventities.c_vector().v) : EntitiesInText());
 }
 
-HistoryMessage::HistoryMessage(History *history, HistoryBlock *block, MsgId msgId, int32 flags, int32 viaBotId, QDateTime date, int32 from, const QString &msg, const EntitiesInText &entities, HistoryMedia *fromMedia) :
+HistoryMessage::HistoryMessage(History *history, HistoryBlock *block, MsgId msgId, int32 flags, int32 viaBotId, QDateTime date, int32 from, const QString &msg, const EntitiesInText &entities, int32 fromViews, HistoryMedia *fromMedia) :
 HistoryItem(history, block, msgId, flags, date, (flags & MTPDmessage::flag_from_id) ? from : 0)
 , _text(st::msgMinWidth)
 , _textWidth(0)
 , _textHeight(0)
-, _via((flags & MTPDmessage::flag_via_bot_id) ? new HistoryMessageVia(viaBotId) : 0)
-, _media(0)
-, _views(fromChannel() ? 1 : -1) {
-	initTime();
+, _media(0) {
+	create((flags & MTPDmessage::flag_via_bot_id) ? viaBotId : 0, (fromViews > 0) ? fromViews : (isPost() ? 1 : -1));
 	if (fromMedia) {
 		_media = fromMedia->clone();
 		_media->regItem(this);
@@ -6034,10 +6059,8 @@ HistoryItem(history, block, msgId, flags, date, (flags & MTPDmessage::flag_from_
 , _text(st::msgMinWidth)
 , _textWidth(0)
 , _textHeight(0)
-, _via((flags & MTPDmessage::flag_via_bot_id) ? new HistoryMessageVia(viaBotId) : 0)
-, _media(0)
-, _views(fromChannel() ? 1 : -1) {
-	initTime();
+, _media(0) {
+	create((flags & MTPDmessage::flag_via_bot_id) ? viaBotId : 0, isPost() ? 1 : -1);
 	initMediaFromDocument(doc, caption);
 	setText(QString(), EntitiesInText());
 }
@@ -6047,15 +6070,37 @@ HistoryItem(history, block, msgId, flags, date, (flags & MTPDmessage::flag_from_
 , _text(st::msgMinWidth)
 , _textWidth(0)
 , _textHeight(0)
-, _via((flags & MTPDmessage::flag_via_bot_id) ? new HistoryMessageVia(viaBotId) : 0)
-, _media(0)
-, _views(fromChannel() ? 1 : -1) {
-	initTime();
+, _media(0) {
+	create((flags & MTPDmessage::flag_via_bot_id) ? viaBotId : 0, isPost() ? 1 : -1);
 	_media = new HistoryPhoto(photo, caption, this);
 	_media->regItem(this);
 	setText(QString(), EntitiesInText());
 }
 
+void HistoryMessage::create(int32 viaBotId, int32 viewsCount) {
+	uint64 mask = 0;
+	if (viaBotId) {
+		mask |= HistoryMessageVia::Bit();
+	}
+	if (viewsCount >= 0) {
+		mask |= HistoryMessageViews::Bit();
+	}
+	if (isPost() && _from->isUser()) {
+		mask |= HistoryMessageSigned::Bit();
+	}
+	UpdateInterfaces(mask);
+	if (HistoryMessageVia *via = Get<HistoryMessageVia>()) {
+		via->create(viaBotId);
+	}
+	if (HistoryMessageViews *views = Get<HistoryMessageViews>()) {
+		views->_views = viewsCount;
+	}
+	if (HistoryMessageSigned *msgsigned = Get<HistoryMessageSigned>()) {
+		msgsigned->create(_from->asUser(), date);
+	}
+	initTime();
+}
+
 QString formatViewsCount(int32 views) {
 	if (views > 999999) {
 		views /= 100000;
@@ -6076,11 +6121,16 @@ QString formatViewsCount(int32 views) {
 }
 
 void HistoryMessage::initTime() {
-	_timeText = date.toString(cTimeFormat());
-	_timeWidth = st::msgDateFont->width(_timeText);
-
-	_viewsText = (_views >= 0) ? formatViewsCount(_views) : QString();
-	_viewsWidth = _viewsText.isEmpty() ? 0 : st::msgDateFont->width(_viewsText);
+	if (HistoryMessageSigned *msgsigned = Get<HistoryMessageSigned>()) {
+		_timeWidth = msgsigned->maxWidth();
+	} else {
+		_timeText = date.toString(cTimeFormat());
+		_timeWidth = st::msgDateFont->width(_timeText);
+	}
+	if (HistoryMessageViews *views = Get<HistoryMessageViews>()) {
+		views->_viewsText = (views->_views >= 0) ? formatViewsCount(views->_views) : QString();
+		views->_viewsWidth = views->_viewsText.isEmpty() ? 0 : st::msgDateFont->width(views->_viewsText);
+	}
 }
 
 void HistoryMessage::initMedia(const MTPMessageMedia *media, QString &currentText) {
@@ -6178,7 +6228,7 @@ void HistoryMessage::initDimensions() {
 		}
 		if (!_media) {
 			if (displayFromName()) {
-				int32 namew = st::msgPadding.left() + _from->nameText.maxWidth() + st::msgPadding.right();
+				int32 namew = st::msgPadding.left() + author()->nameText.maxWidth() + st::msgPadding.right();
 				if (via() && !toHistoryForwarded()) {
 					namew += st::msgServiceFont->spacew + via()->maxWidth;
 				}
@@ -6206,7 +6256,7 @@ void HistoryMessage::countPositionAndSize(int32 &left, int32 &width) const {
 	if (Adaptive::Wide()) {
 		hwidth = hmaxwidth;
 	}
-	left += (!fromChannel() && out() && !Adaptive::Wide()) ? st::msgMargin.right() : st::msgMargin.left();
+	left += (!isPost() && out() && !Adaptive::Wide()) ? st::msgMargin.right() : st::msgMargin.left();
 	if (displayFromPhoto()) {
 		left += st::msgPhotoSkip;
 //	} else if (!Adaptive::Wide() && !out() && !fromChannel() && st::msgPhotoSkip - (hmaxwidth - hwidth) > 0) {
@@ -6215,7 +6265,7 @@ void HistoryMessage::countPositionAndSize(int32 &left, int32 &width) const {
 
 	width = hwidth - st::msgMargin.left() - st::msgMargin.right();
 	if (width > maxwidth) {
-		if (!fromChannel() && out() && !Adaptive::Wide()) {
+		if (!isPost() && out() && !Adaptive::Wide()) {
 			left += width - maxwidth;
 		}
 		width = maxwidth;
@@ -6223,10 +6273,10 @@ void HistoryMessage::countPositionAndSize(int32 &left, int32 &width) const {
 }
 
 void HistoryMessage::fromNameUpdated(int32 width) const {
-	_fromVersion = _from->nameVersion;
+	_authorNameVersion = author()->nameVersion;
 	if (drawBubble() && displayFromName()) {
 		if (via() && !toHistoryForwarded()) {
-			via()->resize(width - st::msgPadding.left() - st::msgPadding.right() - _from->nameText.maxWidth() - st::msgServiceFont->spacew);
+			via()->resize(width - st::msgPadding.left() - st::msgPadding.right() - author()->nameText.maxWidth() - st::msgServiceFont->spacew);
 		}
 	}
 }
@@ -6304,7 +6354,7 @@ void HistoryMessage::setMedia(const MTPMessageMedia *media) {
 }
 
 void HistoryMessage::setText(const QString &text, const EntitiesInText &entities) {
-	textstyleSet(&((out() && !fromChannel()) ? st::outTextStyle : st::inTextStyle));
+	textstyleSet(&((out() && !isPost()) ? st::outTextStyle : st::inTextStyle));
 	if (_media && _media->isDisplayed()) {
 		_text.setMarkedText(st::msgFont, text, entities, itemTextOptions(this));
 	} else {
@@ -6337,7 +6387,7 @@ bool HistoryMessage::textHasLinks() {
 void HistoryMessage::drawInfo(Painter &p, int32 right, int32 bottom, int32 width, bool selected, InfoDisplayType type) const {
 	p.setFont(st::msgDateFont);
 
-	bool outbg = out() && !fromChannel(), overimg = (type == InfoDisplayOverImage);
+	bool outbg = out() && !isPost(), overimg = (type == InfoDisplayOverImage);
 	int32 infoRight = right, infoBottom = bottom;
 	switch (type) {
 	case InfoDisplayDefault:
@@ -6363,22 +6413,26 @@ void HistoryMessage::drawInfo(Painter &p, int32 right, int32 bottom, int32 width
 	}
 	dateX += HistoryMessage::timeLeft();
 
-	p.drawText(dateX, dateY + st::msgDateFont->ascent, _timeText);
+	if (const HistoryMessageSigned *msgsigned = Get<HistoryMessageSigned>()) {
+		msgsigned->_signature.drawElided(p, dateX, dateY, _timeWidth);
+	} else {
+		p.drawText(dateX, dateY + st::msgDateFont->ascent, _timeText);
+	}
 
 	QPoint iconPos;
 	const QRect *iconRect = 0;
-	if (!_viewsText.isEmpty()) {
+	if (const HistoryMessageViews *views = Get<HistoryMessageViews>()) {
 		iconPos = QPoint(infoRight - infoW + st::msgViewsPos.x(), infoBottom - st::msgViewsImg.pxHeight() + st::msgViewsPos.y());
 		if (id > 0) {
-			if (out() && !fromChannel()) {
+			if (outbg) {
 				iconRect = &(overimg ? st::msgInvViewsImg : (selected ? st::msgSelectOutViewsImg : st::msgOutViewsImg));
 			} else {
 				iconRect = &(overimg ? st::msgInvViewsImg : (selected ? st::msgSelectViewsImg : st::msgViewsImg));
 			}
-			p.drawText(iconPos.x() + st::msgViewsImg.pxWidth() + st::msgDateCheckSpace, infoBottom - st::msgDateFont->descent, _viewsText);
+			p.drawText(iconPos.x() + st::msgViewsImg.pxWidth() + st::msgDateCheckSpace, infoBottom - st::msgDateFont->descent, views->_viewsText);
 		} else {
-			iconPos.setX(iconPos.x() + st::msgDateViewsSpace + _viewsWidth);
-			if (out() && !fromChannel()) {
+			iconPos.setX(iconPos.x() + st::msgDateViewsSpace + views->_viewsWidth);
+			if (outbg) {
 				iconRect = &(overimg ? st::msgInvSendingViewsImg : st::msgSendingOutViewsImg);
 			} else {
 				iconRect = &(overimg ? st::msgInvSendingViewsImg : st::msgSendingViewsImg);
@@ -6390,7 +6444,7 @@ void HistoryMessage::drawInfo(Painter &p, int32 right, int32 bottom, int32 width
 		iconRect = &(overimg ? st::msgInvSendingViewsImg : st::msgSendingViewsImg);
 		p.drawPixmap(iconPos, App::sprite(), *iconRect);
 	}
-	if (out() && !fromChannel()) {
+	if (outbg) {
 		iconPos = QPoint(infoRight - st::msgCheckImg.pxWidth() + st::msgCheckPos.x(), infoBottom - st::msgCheckImg.pxHeight() + st::msgCheckPos.y());
 		if (id > 0) {
 			if (unread()) {
@@ -6406,13 +6460,14 @@ void HistoryMessage::drawInfo(Painter &p, int32 right, int32 bottom, int32 width
 }
 
 void HistoryMessage::setViewsCount(int32 count, bool reinit) {
-	if (_views == count || (count >= 0 && _views > count)) return;
+	HistoryMessageViews *views = Get<HistoryMessageViews>();
+	if (!views || views->_views == count || (count >= 0 && views->_views > count)) return;
 
-	int32 was = _viewsWidth;
-	_views = count;
-	_viewsText = (_views >= 0) ? formatViewsCount(_views) : QString();
-	_viewsWidth = _viewsText.isEmpty() ? 0 : st::msgDateFont->width(_viewsText);
-	if (was == _viewsWidth) {
+	int32 was = views->_viewsWidth;
+	views->_views = count;
+	views->_viewsText = (views->_views >= 0) ? formatViewsCount(views->_views) : QString();
+	views->_viewsWidth = views->_viewsText.isEmpty() ? 0 : st::msgDateFont->width(views->_viewsText);
+	if (was == views->_viewsWidth) {
 		Ui::repaintHistoryItem(this);
 	} else {
 		if (_text.hasSkipBlock()) {
@@ -6444,7 +6499,7 @@ void HistoryMessage::setId(MsgId newId) {
 }
 
 void HistoryMessage::draw(Painter &p, const QRect &r, uint32 selection, uint64 ms) const {
-	bool outbg = out() && !fromChannel(), bubble = drawBubble(), selected = (selection == FullSelection);
+	bool outbg = out() && !isPost(), bubble = drawBubble(), selected = (selection == FullSelection);
 
 	textstyleSet(&(outbg ? st::outTextStyle : st::inTextStyle));
 
@@ -6464,13 +6519,13 @@ void HistoryMessage::draw(Painter &p, const QRect &r, uint32 selection, uint64 m
 
 	int32 left = 0, width = 0;
 	countPositionAndSize(left, width);
-	if (_from->nameVersion > _fromVersion) {
+	if (author()->nameVersion > _authorNameVersion) {
 		fromNameUpdated(width);
 	}
 
 	if (displayFromPhoto()) {
-		int32 photoleft = left + ((!fromChannel() && out() && !Adaptive::Wide()) ? (width + (st::msgPhotoSkip - st::msgPhotoSize)) : (-st::msgPhotoSkip));
-		p.drawPixmap(photoleft, _height - st::msgMargin.bottom() - st::msgPhotoSize, _from->photo->pixRounded(st::msgPhotoSize));
+		int32 photoleft = left + ((outbg && !Adaptive::Wide()) ? (width + (st::msgPhotoSkip - st::msgPhotoSize)) : (-st::msgPhotoSkip));
+		p.drawPixmap(photoleft, _height - st::msgMargin.bottom() - st::msgPhotoSize, author()->photo->pixRounded(st::msgPhotoSize));
 	}
 	if (width < 1) return;
 
@@ -6484,15 +6539,15 @@ void HistoryMessage::draw(Painter &p, const QRect &r, uint32 selection, uint64 m
 
 		if (displayFromName()) {
 			p.setFont(st::msgNameFont);
-			if (fromChannel()) {
+			if (isPost()) {
 				p.setPen(selected ? st::msgInServiceFgSelected : st::msgInServiceFg);
 			} else {
-				p.setPen(_from->color);
+				p.setPen(author()->color);
 			}
-			_from->nameText.drawElided(p, r.left() + st::msgPadding.left(), r.top() + st::msgPadding.top(), width - st::msgPadding.left() - st::msgPadding.right());
-			if (via() && !toHistoryForwarded() && width > st::msgPadding.left() + st::msgPadding.right() + _from->nameText.maxWidth() + st::msgServiceFont->spacew) {
+			author()->nameText.drawElided(p, r.left() + st::msgPadding.left(), r.top() + st::msgPadding.top(), width - st::msgPadding.left() - st::msgPadding.right());
+			if (via() && !toHistoryForwarded() && width > st::msgPadding.left() + st::msgPadding.right() + author()->nameText.maxWidth() + st::msgServiceFont->spacew) {
 				p.setPen(selected ? (outbg ? st::msgOutServiceFgSelected : st::msgInServiceFgSelected) : (outbg ? st::msgOutServiceFg : st::msgInServiceFg));
-				p.drawText(r.left() + st::msgPadding.left() + _from->nameText.maxWidth() + st::msgServiceFont->spacew, r.top() + st::msgPadding.top() + st::msgServiceFont->ascent, via()->text);
+				p.drawText(r.left() + st::msgPadding.left() + author()->nameText.maxWidth() + st::msgServiceFont->spacew, r.top() + st::msgPadding.top() + st::msgServiceFont->ascent, via()->text);
 			}
 			r.setTop(r.top() + st::msgNameFont->height);
 		}
@@ -6524,7 +6579,7 @@ void HistoryMessage::draw(Painter &p, const QRect &r, uint32 selection, uint64 m
 }
 
 void HistoryMessage::drawMessageText(Painter &p, QRect trect, uint32 selection) const {
-	bool outbg = out() && !fromChannel(), selected = (selection == FullSelection);
+	bool outbg = out() && !isPost(), selected = (selection == FullSelection);
 	if (!displayFromName() && via() && !toHistoryForwarded()) {
 		p.setFont(st::msgServiceNameFont);
 		p.setPen(selected ? (outbg ? st::msgOutServiceFgSelected : st::msgInServiceFgSelected) : (outbg ? st::msgOutServiceFg : st::msgInServiceFg));
@@ -6564,7 +6619,7 @@ int32 HistoryMessage::resize(int32 width) {
 			} else {
 				int32 textWidth = qMax(width - st::msgPadding.left() - st::msgPadding.right(), 1);
 				if (textWidth != _textWidth) {
-					textstyleSet(&((out() && !fromChannel()) ? st::outTextStyle : st::inTextStyle));
+					textstyleSet(&((out() && !isPost()) ? st::outTextStyle : st::inTextStyle));
 					_textWidth = textWidth;
 					_textHeight = _text.countHeight(textWidth);
 					textstyleRestore();
@@ -6637,9 +6692,9 @@ void HistoryMessage::getState(TextLinkPtr &lnk, HistoryCursorState &state, int32
 	int32 left = 0, width = 0;
 	countPositionAndSize(left, width);
 	if (displayFromPhoto()) {
-		int32 photoleft = left + ((!fromChannel() && out() && !Adaptive::Wide()) ? (width + (st::msgPhotoSkip - st::msgPhotoSize)) : (-st::msgPhotoSkip));
+		int32 photoleft = left + ((!isPost() && out() && !Adaptive::Wide()) ? (width + (st::msgPhotoSkip - st::msgPhotoSize)) : (-st::msgPhotoSkip));
 		if (x >= photoleft && x < photoleft + st::msgPhotoSize && y >= _height - st::msgMargin.bottom() - st::msgPhotoSize && y < _height - st::msgMargin.bottom()) {
-			lnk = _from->lnk;
+			lnk = author()->lnk;
 			return;
 		}
 	}
@@ -6649,11 +6704,11 @@ void HistoryMessage::getState(TextLinkPtr &lnk, HistoryCursorState &state, int32
 		QRect r(left, st::msgMargin.top(), width, _height - st::msgMargin.top() - st::msgMargin.bottom());
 		if (displayFromName()) { // from user left name
 			if (y >= r.top() + st::msgPadding.top() && y < r.top() + st::msgPadding.top() + st::msgNameFont->height) {
-				if (x >= r.left() + st::msgPadding.left() && x < r.left() + r.width() - st::msgPadding.right() && x < r.left() + st::msgPadding.left() + _from->nameText.maxWidth()) {
-					lnk = _from->lnk;
+				if (x >= r.left() + st::msgPadding.left() && x < r.left() + r.width() - st::msgPadding.right() && x < r.left() + st::msgPadding.left() + author()->nameText.maxWidth()) {
+					lnk = author()->lnk;
 					return;
 				}
-				if (via() && !toHistoryForwarded() && x >= r.left() + st::msgPadding.left() + _from->nameText.maxWidth() + st::msgServiceFont->spacew && x < r.left() + st::msgPadding.left() + _from->nameText.maxWidth() + st::msgServiceFont->spacew + via()->width) {
+				if (via() && !toHistoryForwarded() && x >= r.left() + st::msgPadding.left() + author()->nameText.maxWidth() + st::msgServiceFont->spacew && x < r.left() + st::msgPadding.left() + author()->nameText.maxWidth() + st::msgServiceFont->spacew + via()->width) {
 					lnk = via()->lnk;
 					return;
 				}
@@ -6694,7 +6749,7 @@ void HistoryMessage::getStateFromMessageText(TextLinkPtr &lnk, HistoryCursorStat
 		inDate = HistoryMessage::pointInTime(r.x() + r.width(), r.y() + r.height(), x, y, InfoDisplayDefault);
 	}
 
-	textstyleSet(&((out() && !fromChannel()) ? st::outTextStyle : st::inTextStyle));
+	textstyleSet(&((out() && !isPost()) ? st::outTextStyle : st::inTextStyle));
 	bool inText = false;
 	_text.getState(lnk, inText, x - trect.x(), y - trect.y(), trect.width());
 	textstyleRestore();
@@ -6728,7 +6783,7 @@ void HistoryMessage::getSymbol(uint16 &symbol, bool &after, bool &upon, int32 x,
 			trect.setBottom(trect.bottom() - _media->height());
 		}
 
-		textstyleSet(&((out() && !fromChannel()) ? st::outTextStyle : st::inTextStyle));
+		textstyleSet(&((out() && !isPost()) ? st::outTextStyle : st::inTextStyle));
 		_text.getSymbol(symbol, after, upon, x - trect.x(), y - trect.y(), trect.width());
 		textstyleRestore();
 	}
@@ -6738,10 +6793,10 @@ void HistoryMessage::drawInDialog(Painter &p, const QRect &r, bool act, const Hi
 	if (cacheFor != this) {
 		cacheFor = this;
 		QString msg(inDialogsText());
-		if ((!_history->peer->isUser() || out()) && !fromChannel()) {
+		if ((!_history->peer->isUser() || out()) && !isPost()) {
 			TextCustomTagsMap custom;
 			custom.insert(QChar('c'), qMakePair(textcmdStartLink(1), textcmdStopLink()));
-			msg = lng_message_with_from(lt_from, textRichPrepare((_from == App::self()) ? lang(lng_from_you) : _from->shortName()), lt_message, textRichPrepare(msg));
+			msg = lng_message_with_from(lt_from, textRichPrepare((author() == App::self()) ? lang(lng_from_you) : author()->shortName()), lt_message, textRichPrepare(msg));
 			cache.setRichText(st::dlgHistFont, msg, _textDlgOptions, custom);
 		} else {
 			cache.setText(st::dlgHistFont, msg, _textDlgOptions);
@@ -6757,7 +6812,7 @@ void HistoryMessage::drawInDialog(Painter &p, const QRect &r, bool act, const Hi
 }
 
 QString HistoryMessage::notificationHeader() const {
-    return (!_history->peer->isUser() && !fromChannel()) ? from()->name : QString();
+    return (!_history->peer->isUser() && !isPost()) ? from()->name : QString();
 }
 
 QString HistoryMessage::notificationText() const {
@@ -6771,7 +6826,6 @@ HistoryMessage::~HistoryMessage() {
 		_media->unregItem(this);
 		deleteAndMark(_media);
 	}
-	deleteAndMark(_via);
 	if (_flags & MTPDmessage::flag_reply_markup) {
 		App::clearReplyMarkup(channelId(), id);
 	}
@@ -6785,8 +6839,8 @@ HistoryForwarded::HistoryForwarded(History *history, HistoryBlock *block, const
 , fromWidth(st::msgServiceFont->width(lang(lng_forwarded_from)) + st::msgServiceFont->spacew) {
 }
 
-HistoryForwarded::HistoryForwarded(History *history, HistoryBlock *block, MsgId id, QDateTime date, int32 from, HistoryMessage *msg)
-: HistoryMessage(history, block, id, newForwardedFlags(history->peer, from, msg), msg->via() ? peerToUser(msg->viaBot()->id) : 0, date, from, msg->HistoryMessage::originalText(), msg->HistoryMessage::originalEntities(), msg->getMedia())
+HistoryForwarded::HistoryForwarded(History *history, HistoryBlock *block, MsgId id, int32 flags, QDateTime date, int32 from, HistoryMessage *msg)
+: HistoryMessage(history, block, id, newForwardedFlags(history->peer, from, msg) | flags, msg->via() ? peerToUser(msg->viaBot()->id) : 0, date, from, msg->HistoryMessage::originalText(), msg->HistoryMessage::originalEntities(), msg->HistoryMessage::viewsCount(), msg->getMedia())
 , fwdDate(msg->dateForwarded())
 , fwdFrom(msg->fromForwarded())
 , fwdFromVersion(fwdFrom->nameVersion)
@@ -6834,7 +6888,7 @@ void HistoryForwarded::draw(Painter &p, const QRect &r, uint32 selection, uint64
 void HistoryForwarded::drawForwardedFrom(Painter &p, int32 x, int32 y, int32 w, bool selected) const {
 	style::font serviceFont(st::msgServiceFont), serviceName(st::msgServiceNameFont);
 
-	bool outbg = out() && !fromChannel();
+	bool outbg = out() && !isPost();
 	p.setPen((selected ? (outbg ? st::msgOutServiceFgSelected : st::msgInServiceFgSelected) : (outbg ? st::msgOutServiceFg : st::msgInServiceFg))->p);
 	p.setFont(serviceFont);
 
@@ -6902,7 +6956,7 @@ void HistoryForwarded::getState(TextLinkPtr &lnk, HistoryCursorState &state, int
 		int32 left = 0, width = 0;
 		countPositionAndSize(left, width);
 		if (displayFromPhoto()) {
-			int32 photoleft = left + ((!fromChannel() && out() && !Adaptive::Wide()) ? (width + (st::msgPhotoSkip - st::msgPhotoSize)) : (-st::msgPhotoSkip));
+			int32 photoleft = left + ((!isPost() && out() && !Adaptive::Wide()) ? (width + (st::msgPhotoSkip - st::msgPhotoSize)) : (-st::msgPhotoSkip));
 			if (x >= photoleft && x < photoleft + st::msgPhotoSize) {
 				return HistoryMessage::getState(lnk, state, x, y);
 			}
@@ -7010,8 +7064,8 @@ HistoryReply::HistoryReply(History *history, HistoryBlock *block, MsgId msgId, i
 QString HistoryReply::selectedText(uint32 selection) const {
 	if (selection != FullSelection || !replyToMsg) return HistoryMessage::selectedText(selection);
 	QString result, original = HistoryMessage::selectedText(selection);
-	result.reserve(lang(lng_in_reply_to).size() + replyToMsg->from()->name.size() + 4 + original.size());
-	result.append('[').append(lang(lng_in_reply_to)).append(' ').append(replyToMsg->from()->name).append(qsl("]\n")).append(original);
+	result.reserve(lang(lng_in_reply_to).size() + replyToMsg->author()->name.size() + 4 + original.size());
+	result.append('[').append(lang(lng_in_reply_to)).append(' ').append(replyToMsg->author()->name).append(qsl("]\n")).append(original);
 	return result;
 }
 
@@ -7040,7 +7094,8 @@ bool HistoryReply::updateReplyTo(bool force) {
 		replyToLnk = TextLinkPtr(new MessageLink(replyToMsg->history()->peer->id, replyToMsg->id));
 		if (!replyToMsg->toHistoryForwarded()) {
 			if (UserData *bot = replyToMsg->viaBot()) {
-				_replyToVia = new HistoryMessageVia(peerToUser(bot->id));
+				_replyToVia = new HistoryMessageVia(0);
+				_replyToVia->create(peerToUser(bot->id));
 			}
 		}
 	} else if (force) {
@@ -7055,9 +7110,9 @@ bool HistoryReply::updateReplyTo(bool force) {
 
 void HistoryReply::replyToNameUpdated() const {
 	if (replyToMsg) {
-		QString name = (replyToVia() && replyToMsg->from()->isUser()) ? replyToMsg->from()->asUser()->firstName : App::peerName(replyToMsg->from());
+		QString name = (replyToVia() && replyToMsg->author()->isUser()) ? replyToMsg->author()->asUser()->firstName : App::peerName(replyToMsg->author());
 		replyToName.setText(st::msgServiceNameFont, name, _textNameOptions);
-		replyToVersion = replyToMsg->from()->nameVersion;
+		replyToVersion = replyToMsg->author()->nameVersion;
 		bool hasPreview = replyToMsg->getMedia() ? replyToMsg->getMedia()->hasReplyPreview() : false;
 		int32 previewSkip = hasPreview ? (st::msgReplyBarSize.height() + st::msgReplyBarSkip - st::msgReplyBarSize.width() - st::msgReplyBarPos.x()) : 0;
 		int32 w = replyToName.maxWidth();
@@ -7098,14 +7153,15 @@ void HistoryReply::replyToReplaced(HistoryItem *oldItem, HistoryItem *newItem) {
 			initDimensions();
 		} else if (!replyToMsg->toHistoryForwarded()) {
 			if (UserData *bot = replyToMsg->viaBot()) {
-				_replyToVia = new HistoryMessageVia(peerToUser(bot->id));
+				_replyToVia = new HistoryMessageVia(0);
+				_replyToVia->create(peerToUser(bot->id));
 			}
 		}
 	}
 }
 
 void HistoryReply::draw(Painter &p, const QRect &r, uint32 selection, uint64 ms) const {
-	if (replyToMsg && replyToMsg->from()->nameVersion > replyToVersion) {
+	if (replyToMsg && replyToMsg->author()->nameVersion > replyToVersion) {
 		replyToNameUpdated();
 	}
 	HistoryMessage::draw(p, r, selection, ms);
@@ -7113,7 +7169,7 @@ void HistoryReply::draw(Painter &p, const QRect &r, uint32 selection, uint64 ms)
 
 void HistoryReply::drawReplyTo(Painter &p, int32 x, int32 y, int32 w, bool selected, bool likeService) const {
 	style::color bar;
-	bool outbg = out() && !fromChannel();
+	bool outbg = out() && !isPost();
 	if (likeService) {
 		bar = st::white;
 	} else {
@@ -7223,7 +7279,7 @@ void HistoryReply::getState(TextLinkPtr &lnk, HistoryCursorState &state, int32 x
 		int32 left = 0, width = 0;
 		countPositionAndSize(left, width);
 		if (displayFromPhoto()) {
-			int32 photoleft = left + ((!fromChannel() && out()) ? (width + (st::msgPhotoSkip - st::msgPhotoSize)) : (-st::msgPhotoSkip));
+			int32 photoleft = left + ((!isPost() && out()) ? (width + (st::msgPhotoSkip - st::msgPhotoSize)) : (-st::msgPhotoSkip));
 			if (x >= photoleft && x < photoleft + st::msgPhotoSize) {
 				return HistoryMessage::getState(lnk, state, x, y);
 			}
@@ -7372,7 +7428,7 @@ void HistoryServiceMsg::setMessageByAction(const MTPmessageAction &action) {
 
 	case mtpc_messageActionChannelCreate: {
 		const MTPDmessageActionChannelCreate &d(action.c_messageActionChannelCreate());
-		if (fromChannel()) {
+		if (isPost()) {
 			text = lng_action_created_channel(lt_title, textClean(qs(d.vtitle)));
 		} else {
 			text = lng_action_created_chat(lt_from, from, lt_title, textClean(qs(d.vtitle)));
@@ -7380,7 +7436,7 @@ void HistoryServiceMsg::setMessageByAction(const MTPmessageAction &action) {
 	} break;
 
 	case mtpc_messageActionChatDeletePhoto: {
-		text = fromChannel() ? lang(lng_action_removed_photo_channel) : lng_action_removed_photo(lt_from, from);
+		text = isPost() ? lang(lng_action_removed_photo_channel) : lng_action_removed_photo(lt_from, from);
 	} break;
 
 	case mtpc_messageActionChatDeleteUser: {
@@ -7399,12 +7455,12 @@ void HistoryServiceMsg::setMessageByAction(const MTPmessageAction &action) {
 		if (d.vphoto.type() == mtpc_photo) {
 			_media = new HistoryPhoto(history()->peer, d.vphoto.c_photo(), st::msgServicePhotoWidth);
 		}
-		text = fromChannel() ? lang(lng_action_changed_photo_channel) : lng_action_changed_photo(lt_from, from);
+		text = isPost() ? lang(lng_action_changed_photo_channel) : lng_action_changed_photo(lt_from, from);
 	} break;
 
 	case mtpc_messageActionChatEditTitle: {
 		const MTPDmessageActionChatEditTitle &d(action.c_messageActionChatEditTitle());
-		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)));
+		text = isPost() ? 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_messageActionChatMigrateTo: {
@@ -7483,7 +7539,7 @@ QString HistoryServiceMsg::inDialogsText() const {
 
 QString HistoryServiceMsg::inReplyText() const {
 	QString result = HistoryServiceMsg::inDialogsText();
-	return result.trimmed().startsWith(from()->name) ? result.trimmed().mid(from()->name.size()).trimmed() : result;
+	return result.trimmed().startsWith(author()->name) ? result.trimmed().mid(author()->name.size()).trimmed() : result;
 }
 
 void HistoryServiceMsg::setServiceText(const QString &text) {
diff --git a/Telegram/SourceFiles/history.h b/Telegram/SourceFiles/history.h
index 0ac06d6140..c5f667f253 100644
--- a/Telegram/SourceFiles/history.h
+++ b/Telegram/SourceFiles/history.h
@@ -189,14 +189,14 @@ public:
 	}
 
 	HistoryItem *createItem(HistoryBlock *block, const MTPMessage &msg, bool applyServiceAction);
-	HistoryItem *createItemForwarded(HistoryBlock *block, MsgId id, QDateTime date, int32 from, HistoryMessage *msg);
+	HistoryItem *createItemForwarded(HistoryBlock *block, MsgId id, int32 flags, QDateTime date, int32 from, HistoryMessage *msg);
 	HistoryItem *createItemDocument(HistoryBlock *block, MsgId id, int32 flags, int32 viaBotId, MsgId replyTo, QDateTime date, int32 from, DocumentData *doc, const QString &caption);
 	HistoryItem *createItemPhoto(HistoryBlock *block, MsgId id, int32 flags, int32 viaBotId, MsgId replyTo, QDateTime date, int32 from, PhotoData *photo, const QString &caption);
 
 	HistoryItem *addNewService(MsgId msgId, QDateTime date, const QString &text, int32 flags = 0, HistoryMedia *media = 0, bool newMsg = true);
 	HistoryItem *addNewMessage(const MTPMessage &msg, NewMessageType type);
 	HistoryItem *addToHistory(const MTPMessage &msg);
-	HistoryItem *addNewForwarded(MsgId id, QDateTime date, int32 from, HistoryMessage *item);
+	HistoryItem *addNewForwarded(MsgId id, int32 flags, QDateTime date, int32 from, HistoryMessage *item);
 	HistoryItem *addNewDocument(MsgId id, int32 flags, int32 viaBotId, MsgId replyTo, QDateTime date, int32 from, DocumentData *doc, const QString &caption);
 	HistoryItem *addNewPhoto(MsgId id, int32 flags, int32 viaBotId, MsgId replyTo, QDateTime date, int32 from, PhotoData *photo, const QString &caption);
 
@@ -779,7 +779,7 @@ enum InfoDisplayType {
 };
 
 inline bool isImportantChannelMessage(MsgId id, int32 flags) { // client-side important msgs always has_views or has_from_id
-	return (flags & MTPDmessage::flag_out) || (flags & MTPDmessage::flag_mentioned) || ((id > 0 || flags != 0) && !(flags & MTPDmessage::flag_from_id));
+	return (flags & MTPDmessage::flag_out) || (flags & MTPDmessage::flag_mentioned) || (flags & MTPDmessage::flag_post);
 }
 
 enum HistoryItemType {
@@ -860,14 +860,20 @@ public:
 	bool hasViews() const {
 		return _flags & MTPDmessage::flag_views;
 	}
-	bool fromChannel() const {
-		return _from->isChannel();
+	bool isPost() const {
+		return _flags & MTPDmessage::flag_post;
 	}
 	bool isImportant() const {
 		return _history->isChannel() && isImportantChannelMessage(id, _flags);
 	}
 	bool indexInOverview() const {
-		return (id > 0) && (!history()->isChannel() || history()->isMegagroup() || fromChannel());
+		return (id > 0) && (!history()->isChannel() || history()->isMegagroup() || isPost());
+	}
+	bool isSilent() const {
+		return _flags & MTPDmessage::flag_silent;
+	}
+	virtual int32 viewsCount() const {
+		return hasViews() ? 1 : -1;
 	}
 
 	virtual bool needCheck() const {
@@ -937,7 +943,7 @@ public:
 
 		if (id == 1) return false;
 		if (channel->amCreator()) return true;
-		if (fromChannel()) {
+		if (isPost()) {
 			if (channel->amEditor() && out()) return true;
 			return false;
 		}
@@ -979,12 +985,6 @@ public:
 	virtual int32 timeWidth() const {
 		return 0;
 	}
-	virtual QString viewsText() const {
-		return QString();
-	}
-	virtual int32 viewsWidth() const {
-		return 0;
-	}
 	virtual bool pointInTime(int32 right, int32 bottom, int32 x, int32 y, InfoDisplayType type) const {
 		return false;
 	}
@@ -1019,7 +1019,10 @@ public:
 	}
 
 	bool hasFromName() const {
-		return (!out() || fromChannel()) && !history()->peer->isUser();
+		return (!out() || isPost()) && !history()->peer->isUser();
+	}
+	PeerData *author() const {
+		return isPost() ? history()->peer : _from;
 	}
 	bool displayFromPhoto() const;
 
@@ -1030,11 +1033,12 @@ public:
 protected:
 
 	PeerData *_from;
-	mutable int32 _fromVersion;
 	History *_history;
 	HistoryBlock *_block;
 	int32 _flags;
 
+	mutable int32 _authorNameVersion;
+
 };
 
 class MessageLink : public ITextLink {
@@ -1931,25 +1935,40 @@ private:
 
 };
 
-class HistoryMessageVia {
-public:
-	HistoryMessageVia(int32 userId);
+struct HistoryMessageVia : public BasicInterface<HistoryMessageVia> {
+	HistoryMessageVia(Interfaces *);
+
+	void create(int32 userId);
 
 	bool isNull() const;
-	void resize(int32 availw);
+	void resize(int32 availw) const;
 
 	UserData *bot;
-	QString text;
-	int32 width, maxWidth;
+	mutable QString text;
+	mutable int32 width, maxWidth;
 	TextLinkPtr lnk;
-
 };
 
-class HistoryMessage : public HistoryItem {
+struct HistoryMessageViews : public BasicInterface<HistoryMessageViews> {
+	HistoryMessageViews(Interfaces *);
+
+	QString _viewsText;
+	int32 _views, _viewsWidth;
+};
+
+struct HistoryMessageSigned : public BasicInterface<HistoryMessageSigned> {
+	HistoryMessageSigned(Interfaces *);
+	void create(UserData *from, const QDateTime &date);
+	int32 maxWidth() const;
+
+	Text _signature;
+};
+
+class HistoryMessage : public HistoryItem, public Interfaces {
 public:
 
 	HistoryMessage(History *history, HistoryBlock *block, const MTPDmessage &msg);
-	HistoryMessage(History *history, HistoryBlock *block, MsgId msgId, int32 flags, int32 viaBotId, QDateTime date, int32 from, const QString &msg, const EntitiesInText &entities, HistoryMedia *media); // local forwarded
+	HistoryMessage(History *history, HistoryBlock *block, MsgId msgId, int32 flags, int32 viaBotId, QDateTime date, int32 from, const QString &msg, const EntitiesInText &entities, int32 fromViews, HistoryMedia *fromMedia); // local forwarded
 	HistoryMessage(History *history, HistoryBlock *block, MsgId msgId, int32 flags, int32 viaBotId, QDateTime date, int32 from, DocumentData *doc, const QString &caption); // local document
 	HistoryMessage(History *history, HistoryBlock *block, MsgId msgId, int32 flags, int32 viaBotId, QDateTime date, int32 from, PhotoData *photo, const QString &caption); // local photo
 
@@ -1959,8 +1978,9 @@ public:
 	void initDimensions();
 	void fromNameUpdated(int32 width) const;
 
-	virtual HistoryMessageVia *via() const {
-		return (_via && !_via->isNull()) ? _via : 0;
+	const HistoryMessageVia *via() const {
+		const HistoryMessageVia *result = Get<HistoryMessageVia>();
+		return (result && !result->isNull()) ? result : 0;
 	}
 	virtual UserData *viaBot() const {
 		return via() ? via()->bot : 0;
@@ -2037,20 +2057,20 @@ public:
 
 	int32 infoWidth() const {
 		int32 result = _timeWidth;
-		if (!_viewsText.isEmpty()) {
-			result += st::msgDateViewsSpace + _viewsWidth + st::msgDateCheckSpace + st::msgViewsImg.pxWidth();
+		if (const HistoryMessageViews *views = Get<HistoryMessageViews>()) {
+			result += st::msgDateViewsSpace + views->_viewsWidth + st::msgDateCheckSpace + st::msgViewsImg.pxWidth();
 		} else if (id < 0 && history()->peer->isSelf()) {
 			result += st::msgDateCheckSpace + st::msgCheckImg.pxWidth();
 		}
-		if (out() && !fromChannel()) {
+		if (out() && !isPost()) {
 			result += st::msgDateCheckSpace + st::msgCheckImg.pxWidth();
 		}
 		return result;
 	}
 	int32 timeLeft() const {
 		int32 result = 0;
-		if (!_viewsText.isEmpty()) {
-			result += st::msgDateViewsSpace + _viewsWidth + st::msgDateCheckSpace + st::msgViewsImg.pxWidth();
+		if (const HistoryMessageViews *views = Get<HistoryMessageViews>()) {
+			result += st::msgDateViewsSpace + views->_viewsWidth + st::msgDateCheckSpace + st::msgViewsImg.pxWidth();
 		} else if (id < 0 && history()->peer->isSelf()) {
 			result += st::msgDateCheckSpace + st::msgCheckImg.pxWidth();
 		}
@@ -2059,18 +2079,19 @@ public:
 	int32 timeWidth() const {
 		return _timeWidth;
 	}
-	QString viewsText() const {
-		return _viewsText;
-	}
-	int32 viewsWidth() const {
-		return _viewsWidth;
+
+	int32 viewsCount() const {
+		if (const HistoryMessageViews *views = Get<HistoryMessageViews>()) {
+			return views->_views;
+		}
+		return HistoryItem::viewsCount();
 	}
 
 	virtual QDateTime dateForwarded() const { // dynamic_cast optimize
 		return date;
 	}
 	virtual PeerData *fromForwarded() const { // dynamic_cast optimize
-		return from();
+		return author();
 	}
 
 	HistoryMessage *toHistoryMessage() { // dynamic_cast optimize
@@ -2084,25 +2105,23 @@ public:
 
 protected:
 
+	void create(int32 viaBotId, int32 viewsCount);
+
 	Text _text;
 
 	int32 _textWidth, _textHeight;
-	HistoryMessageVia *_via;
 
 	HistoryMedia *_media;
 	QString _timeText;
 	int32 _timeWidth;
 
-	QString _viewsText;
-	int32 _views, _viewsWidth;
-
 };
 
 class HistoryForwarded : public HistoryMessage {
 public:
 
 	HistoryForwarded(History *history, HistoryBlock *block, const MTPDmessage &msg);
-	HistoryForwarded(History *history, HistoryBlock *block, MsgId id, QDateTime date, int32 from, HistoryMessage *msg);
+	HistoryForwarded(History *history, HistoryBlock *block, MsgId id, int32 flags, QDateTime date, int32 from, HistoryMessage *msg);
 
 	void initDimensions();
 	void fwdNameUpdated() const;
@@ -2175,7 +2194,7 @@ public:
 	void getSymbol(uint16 &symbol, bool &after, bool &upon, int32 x, int32 y) const;
 
 	PeerData *replyTo() const {
-		return replyToMsg ? replyToMsg->from() : 0;
+		return replyToMsg ? replyToMsg->author() : 0;
 	}
 	QString selectedText(uint32 selection) const;
 
diff --git a/Telegram/SourceFiles/historywidget.cpp b/Telegram/SourceFiles/historywidget.cpp
index a7e5a35958..d197e54593 100644
--- a/Telegram/SourceFiles/historywidget.cpp
+++ b/Telegram/SourceFiles/historywidget.cpp
@@ -844,10 +844,10 @@ void HistoryInner::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
 		} else {
 			uint16 symbol, selFrom = (_selected.cbegin().value() >> 16) & 0xFFFF, selTo = _selected.cbegin().value() & 0xFFFF;
 			hasSelected = (selTo > selFrom) ? 1 : 0;
-			if (_dragItem && _dragItem == App::hoveredItem()) {
-				QPoint mousePos(mapMouseToItem(mapFromGlobal(_dragPos), _dragItem));
+			if (App::mousedItem() && App::mousedItem() == App::hoveredItem()) {
+				QPoint mousePos(mapMouseToItem(mapFromGlobal(_dragPos), App::mousedItem()));
 				bool afterDragSymbol, uponSymbol;
-				_dragItem->getSymbol(symbol, afterDragSymbol, uponSymbol, mousePos.x(), mousePos.y());
+				App::mousedItem()->getSymbol(symbol, afterDragSymbol, uponSymbol, mousePos.x(), mousePos.y());
 				if (uponSymbol && symbol >= selFrom && symbol < selTo) {
 					isUponSelected = 1;
 				}
@@ -963,16 +963,17 @@ void HistoryInner::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
 			}
 		}
 
-		if (_contextMenuLnk && dynamic_cast<TextLink*>(_contextMenuLnk.data())) {
+		QLatin1String linktype = _contextMenuLnk ? _contextMenuLnk->type() : qstr("");
+		if (linktype == qstr("TextLink") || linktype == qstr("LocationLink")) {
 			_menu->addAction(lang(lng_context_open_link), this, SLOT(openContextUrl()))->setEnabled(true);
 			_menu->addAction(lang(lng_context_copy_link), this, SLOT(copyContextUrl()))->setEnabled(true);
-		} else if (_contextMenuLnk && dynamic_cast<EmailLink*>(_contextMenuLnk.data())) {
+		} else if (linktype == qstr("EmailLink")) {
 			_menu->addAction(lang(lng_context_open_email), this, SLOT(openContextUrl()))->setEnabled(true);
 			_menu->addAction(lang(lng_context_copy_email), this, SLOT(copyContextUrl()))->setEnabled(true);
-		} else if (_contextMenuLnk && dynamic_cast<MentionLink*>(_contextMenuLnk.data())) {
+		} else if (linktype == qstr("MentionLink")) {
 			_menu->addAction(lang(lng_context_open_mention), this, SLOT(openContextUrl()))->setEnabled(true);
 			_menu->addAction(lang(lng_context_copy_mention), this, SLOT(copyContextUrl()))->setEnabled(true);
-		} else if (_contextMenuLnk && dynamic_cast<HashtagLink*>(_contextMenuLnk.data())) {
+		} else if (linktype == qstr("HashtagLink")) {
 			_menu->addAction(lang(lng_context_open_hashtag), this, SLOT(openContextUrl()))->setEnabled(true);
 			_menu->addAction(lang(lng_context_copy_hashtag), this, SLOT(copyContextUrl()))->setEnabled(true);
 		} else {
@@ -1159,12 +1160,12 @@ QString HistoryInner::getSelectedText() const {
 		if (item->detached()) continue;
 
 		QString text, sel = item->selectedText(FullSelection), time = item->date.toString(timeFormat);
-		int32 size = item->from()->name.size() + time.size() + sel.size();
+		int32 size = item->author()->name.size() + time.size() + sel.size();
 		text.reserve(size);
 
 		int32 y = itemTop(item);
 		if (y >= 0) {
-			texts.insert(y, text.append(item->from()->name).append(time).append(sel));
+			texts.insert(y, text.append(item->author()->name).append(time).append(sel));
 			fullSize += size;
 		}
 	}
@@ -3474,7 +3475,7 @@ void HistoryWidget::showHistory(const PeerId &peerId, MsgId showAtMsgId, bool re
 	_canSendMessages = canSendMessages(_peer);
 	if (_peer && _peer->isChannel()) {
 		_peer->asChannel()->updateFull();
-		_joinChannel.setText(lang(lng_channel_join));
+		_joinChannel.setText(lang(_peer->isMegagroup() ? lng_group_invite_join : lng_channel_join));
 	}
 
 	_unblockRequest = _reportSpamRequest = 0;
@@ -4553,14 +4554,17 @@ void HistoryWidget::shareContact(const PeerId &peer, const QString &phone, const
 		sendFlags |= MTPmessages_SendMedia::flag_reply_to_msg_id;
 	}
 
-	bool fromChannelName = p->isChannel() && !p->isMegagroup() && p->asChannel()->canPublish() && (p->asChannel()->isBroadcast() || _broadcast.checked());
-	if (fromChannelName) {
+	bool channelPost = p->isChannel() && !p->isMegagroup() && p->asChannel()->canPublish() && (p->asChannel()->isBroadcast() || _broadcast.checked());
+	bool showFromName = !channelPost || p->asChannel()->addsSignature();
+	if (channelPost) {
 		sendFlags |= MTPmessages_SendMedia::flag_broadcast;
 		flags |= MTPDmessage::flag_views;
-	} else {
+		flags |= MTPDmessage::flag_post;
+	}
+	if (showFromName) {
 		flags |= MTPDmessage::flag_from_id;
 	}
-	h->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(fromChannelName ? 0 : MTP::authedId()), peerToMTP(peer), MTPPeer(), MTPint(), MTPint(), MTP_int(replyToId()), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaContact(MTP_string(phone), MTP_string(fname), MTP_string(lname), MTP_int(userId)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
+	h->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(showFromName ? MTP::authedId() : 0), peerToMTP(peer), MTPPeer(), MTPint(), MTPint(), MTPint(), MTP_int(replyToId()), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaContact(MTP_string(phone), MTP_string(fname), MTP_string(lname), MTP_int(userId)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
 	h->sendRequestId = MTP::send(MTPmessages_SendMedia(MTP_int(sendFlags), p->input, MTP_int(replyTo), MTP_inputMediaContact(MTP_string(phone), MTP_string(fname), MTP_string(lname)), MTP_long(randomId), MTPnullMarkup), App::main()->rpcDone(&MainWidget::sentUpdatesReceived), App::main()->rpcFail(&MainWidget::sendMessageFail), 0, 0, h->sendRequestId);
 
 	App::historyRegRandom(randomId, newId);
@@ -5518,21 +5522,24 @@ void HistoryWidget::confirmSendFile(const FileLoadResultPtr &file, bool ctrlShif
 
 	int32 flags = newMessageFlags(h->peer) | MTPDmessage::flag_media; // unread, out
 	if (file->to.replyTo) flags |= MTPDmessage::flag_reply_to_msg_id;
-	bool fromChannelName = h->peer->isChannel() && !h->peer->isMegagroup() && h->peer->asChannel()->canPublish() && (h->peer->asChannel()->isBroadcast() || file->to.broadcast);
-	if (fromChannelName) {
+	bool channelPost = h->peer->isChannel() && !h->peer->isMegagroup() && h->peer->asChannel()->canPublish() && (h->peer->asChannel()->isBroadcast() || file->to.broadcast);
+	bool showFromName = !channelPost || h->peer->asChannel()->addsSignature();
+	if (channelPost) {
 		flags |= MTPDmessage::flag_views;
-	} else {
+		flags |= MTPDmessage::flag_post;
+	}
+	if (showFromName) {
 		flags |= MTPDmessage::flag_from_id;
 	}
 	if (file->type == PreparePhoto) {
-		h->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(fromChannelName ? 0 : MTP::authedId()), peerToMTP(file->to.peer), MTPPeer(), MTPint(), MTPint(), MTP_int(file->to.replyTo), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaPhoto(file->photo, MTP_string(file->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
+		h->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(showFromName ? 0 : MTP::authedId()), peerToMTP(file->to.peer), MTPPeer(), MTPint(), MTPint(), MTPint(), MTP_int(file->to.replyTo), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaPhoto(file->photo, MTP_string(file->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
 	} else if (file->type == PrepareDocument) {
-		h->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(fromChannelName ? 0 : MTP::authedId()), peerToMTP(file->to.peer), MTPPeer(), MTPint(), MTPint(), MTP_int(file->to.replyTo), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaDocument(file->document, MTP_string(file->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
+		h->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(showFromName ? 0 : MTP::authedId()), peerToMTP(file->to.peer), MTPPeer(), MTPint(), MTPint(), MTPint(), MTP_int(file->to.replyTo), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaDocument(file->document, MTP_string(file->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
 	} else if (file->type == PrepareAudio) {
 		if (!h->peer->isChannel()) {
 			flags |= MTPDmessage::flag_media_unread;
 		}
-		h->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(fromChannelName ? 0 : MTP::authedId()), peerToMTP(file->to.peer), MTPPeer(), MTPint(), MTPint(), MTP_int(file->to.replyTo), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaDocument(file->document, MTP_string(file->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
+		h->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(showFromName ? 0 : MTP::authedId()), peerToMTP(file->to.peer), MTPPeer(), MTPint(), MTPint(), MTPint(), MTP_int(file->to.replyTo), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaDocument(file->document, MTP_string(file->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
 	}
 
 	if (_peer && file->to.peer == _peer->id) {
@@ -5583,8 +5590,8 @@ void HistoryWidget::onPhotoUploaded(const FullMsgId &newId, const MTPInputFile &
 			sendFlags |= MTPmessages_SendMedia::flag_reply_to_msg_id;
 		}
 
-		bool fromChannelName = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && item->fromChannel();
-		if (fromChannelName) {
+		bool channelPost = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && item->isPost();
+		if (channelPost) {
 			sendFlags |= MTPmessages_SendMedia::flag_broadcast;
 		}
 		QString caption = item->getMedia() ? item->getMedia()->getCaption() : QString();
@@ -5631,8 +5638,8 @@ void HistoryWidget::onDocumentUploaded(const FullMsgId &newId, const MTPInputFil
 				sendFlags |= MTPmessages_SendMedia::flag_reply_to_msg_id;
 			}
 
-			bool fromChannelName = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && item->fromChannel();
-			if (fromChannelName) {
+			bool channelPost = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && item->isPost();
+			if (channelPost) {
 				sendFlags |= MTPmessages_SendMedia::flag_broadcast;
 			}
 			QString caption = item->getMedia() ? item->getMedia()->getCaption() : QString();
@@ -5656,8 +5663,8 @@ void HistoryWidget::onThumbDocumentUploaded(const FullMsgId &newId, const MTPInp
 				sendFlags |= MTPmessages_SendMedia::flag_reply_to_msg_id;
 			}
 
-			bool fromChannelName = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && item->fromChannel();
-			if (fromChannelName) {
+			bool channelPost = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && item->isPost();
+			if (channelPost) {
 				sendFlags |= MTPmessages_SendMedia::flag_broadcast;
 			}
 			QString caption = item->getMedia() ? item->getMedia()->getCaption() : QString();
@@ -5670,7 +5677,7 @@ void HistoryWidget::onPhotoProgress(const FullMsgId &newId) {
 	if (!MTP::authedId()) return;
 	if (HistoryItem *item = App::histItemById(newId)) {
 		PhotoData *photo = (item->getMedia() && item->getMedia()->type() == MediaTypePhoto) ? static_cast<HistoryPhoto*>(item->getMedia())->photo() : 0;
-		if (!item->fromChannel()) {
+		if (!item->isPost()) {
 			updateSendAction(item->history(), SendActionUploadPhoto, 0);
 		}
 		Ui::repaintHistoryItem(item);
@@ -5682,7 +5689,7 @@ void HistoryWidget::onDocumentProgress(const FullMsgId &newId) {
 	if (HistoryItem *item = App::histItemById(newId)) {
 		HistoryMedia *media = item->getMedia();
 		DocumentData *doc = media ? media->getDocument() : 0;
-		if (!item->fromChannel()) {
+		if (!item->isPost()) {
 			updateSendAction(item->history(), (doc && doc->voice()) ? SendActionUploadVoice : SendActionUploadFile, doc ? doc->uploadOffset : 0);
 		}
 		Ui::repaintHistoryItem(item);
@@ -5693,7 +5700,7 @@ void HistoryWidget::onPhotoFailed(const FullMsgId &newId) {
 	if (!MTP::authedId()) return;
 	HistoryItem *item = App::histItemById(newId);
 	if (item) {
-		if (!item->fromChannel()) {
+		if (!item->isPost()) {
 			updateSendAction(item->history(), SendActionUploadPhoto, -1);
 		}
 //		Ui::repaintHistoryItem(item);
@@ -5706,7 +5713,7 @@ void HistoryWidget::onDocumentFailed(const FullMsgId &newId) {
 	if (item) {
 		HistoryMedia *media = item->getMedia();
 		DocumentData *doc = media ? media->getDocument() : 0;
-		if (!item->fromChannel()) {
+		if (!item->isPost()) {
 			updateSendAction(item->history(), (doc && doc->voice()) ? SendActionUploadVoice : SendActionUploadFile, -1);
 		}
 		Ui::repaintHistoryItem(item);
@@ -6355,10 +6362,14 @@ void HistoryWidget::onInlineResultSend(InlineResult *result, UserData *bot) {
 		flags |= MTPDmessage::flag_reply_to_msg_id;
 		sendFlags |= MTPmessages_SendMedia::flag_reply_to_msg_id;
 	}
-	bool fromChannelName = _peer->isChannel() && !_peer->isMegagroup() && _peer->asChannel()->canPublish() && (_peer->asChannel()->isBroadcast() || _broadcast.checked());
-	if (fromChannelName) {
+	bool channelPost = _peer->isChannel() && !_peer->isMegagroup() && _peer->asChannel()->canPublish() && (_peer->asChannel()->isBroadcast() || _broadcast.checked());
+	bool showFromName = !channelPost || _peer->asChannel()->addsSignature();
+	if (channelPost) {
 		sendFlags |= MTPmessages_SendMedia::flag_broadcast;
-	} else {
+		flags |= MTPDmessage::flag_views;
+		flags |= MTPDmessage::flag_post;
+	}
+	if (showFromName) {
 		flags |= MTPDmessage::flag_from_id;
 	}
 	if (bot) {
@@ -6367,9 +6378,9 @@ void HistoryWidget::onInlineResultSend(InlineResult *result, UserData *bot) {
 
 	if (result->message.isEmpty()) {
 		if (result->doc) {
-			_history->addNewDocument(newId.msg, flags, bot ? peerToUser(bot->id) : 0, replyToId(), date(MTP_int(unixtime())), fromChannelName ? 0 : MTP::authedId(), result->doc, result->caption);
+			_history->addNewDocument(newId.msg, flags, bot ? peerToUser(bot->id) : 0, replyToId(), date(MTP_int(unixtime())), showFromName ? MTP::authedId() : 0, result->doc, result->caption);
 		} else if (result->photo) {
-			_history->addNewPhoto(newId.msg, flags, bot ? peerToUser(bot->id) : 0, replyToId(), date(MTP_int(unixtime())), fromChannelName ? 0 : MTP::authedId(), result->photo, result->caption);
+			_history->addNewPhoto(newId.msg, flags, bot ? peerToUser(bot->id) : 0, replyToId(), date(MTP_int(unixtime())), showFromName ? MTP::authedId() : 0, result->photo, result->caption);
 		} else if (result->type == qstr("gif")) {
 			MTPPhotoSize thumbSize;
 			QPixmap thumb;
@@ -6399,7 +6410,7 @@ void HistoryWidget::onInlineResultSend(InlineResult *result, UserData *bot) {
 				App::feedDocument(document, thumb);
 			}
 			Local::writeStickerImage(mediaKey(DocumentFileLocation, MTP::maindc(), docId), result->data());
-			_history->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(fromChannelName ? 0 : MTP::authedId()), peerToMTP(_history->peer->id), MTPPeer(), MTPint(), MTP_int(bot ? peerToUser(bot->id) : 0), MTP_int(replyToId()), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaDocument(document, MTP_string(result->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
+			_history->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(showFromName ? MTP::authedId() : 0), peerToMTP(_history->peer->id), MTPPeer(), MTPint(), MTPint(), MTP_int(bot ? peerToUser(bot->id) : 0), MTP_int(replyToId()), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaDocument(document, MTP_string(result->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
 		} else if (result->type == qstr("photo")) {
 			QImage fileThumb(result->thumb->pix().toImage());
 
@@ -6418,14 +6429,14 @@ void HistoryWidget::onInlineResultSend(InlineResult *result, UserData *bot) {
 			PhotoData *ph = App::photoSet(photoId, 0, 0, unixtime(), thumbPtr, ImagePtr(medium.width(), medium.height()), ImagePtr(result->width, result->height));
 			MTPPhoto photo = MTP_photo(MTP_long(photoId), MTP_long(0), MTP_int(ph->date), MTP_vector<MTPPhotoSize>(photoSizes));
 
-			_history->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(fromChannelName ? 0 : MTP::authedId()), peerToMTP(_history->peer->id), MTPPeer(), MTPint(), MTP_int(bot ? peerToUser(bot->id) : 0), MTP_int(replyToId()), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaPhoto(photo, MTP_string(result->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
+			_history->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(showFromName ? MTP::authedId() : 0), peerToMTP(_history->peer->id), MTPPeer(), MTPint(), MTPint(), MTP_int(bot ? peerToUser(bot->id) : 0), MTP_int(replyToId()), MTP_int(unixtime()), MTP_string(""), MTP_messageMediaPhoto(photo, MTP_string(result->caption)), MTPnullMarkup, MTPnullEntities, MTP_int(1)), NewMessageUnread);
 		}
 	} else {
 		flags |= MTPDmessage::flag_entities;
 		if (result->noWebPage) {
 			sendFlags |= MTPmessages_SendMessage::flag_no_webpage;
 		}
-		_history->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(fromChannelName ? 0 : MTP::authedId()), peerToMTP(_history->peer->id), MTPPeer(), MTPint(), MTP_int(bot ? peerToUser(bot->id) : 0), MTP_int(replyToId()), MTP_int(unixtime()), MTP_string(result->message), MTP_messageMediaEmpty(), MTPnullMarkup, linksToMTP(result->entities), MTP_int(1)), NewMessageUnread);
+		_history->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(showFromName ? MTP::authedId() : 0), peerToMTP(_history->peer->id), MTPPeer(), MTPint(), MTPint(), MTP_int(bot ? peerToUser(bot->id) : 0), MTP_int(replyToId()), MTP_int(unixtime()), MTP_string(result->message), MTP_messageMediaEmpty(), MTPnullMarkup, linksToMTP(result->entities), MTP_int(1)), NewMessageUnread);
 	}
 	_history->sendRequestId = MTP::send(MTPmessages_SendInlineBotResult(MTP_int(sendFlags), _peer->input, MTP_int(replyToId()), MTP_long(randomId), MTP_long(result->queryId), MTP_string(result->id)), App::main()->rpcDone(&MainWidget::sentUpdatesReceived), App::main()->rpcFail(&MainWidget::sendMessageFail), 0, 0, _history->sendRequestId);
 	App::main()->finishForwarding(_history, _broadcast.checked());
@@ -7016,8 +7027,8 @@ void HistoryWidget::updateForwarding(bool force) {
 
 void HistoryWidget::updateReplyToName() {
 	if (!_replyTo && (_replyToId || !_kbReplyTo)) return;
-	_replyToName.setText(st::msgServiceNameFont, App::peerName((_replyTo ? _replyTo : _kbReplyTo)->from()), _textNameOptions);
-	_replyToNameVersion = (_replyTo ? _replyTo : _kbReplyTo)->from()->nameVersion;
+	_replyToName.setText(st::msgServiceNameFont, App::peerName((_replyTo ? _replyTo : _kbReplyTo)->author()), _textNameOptions);
+	_replyToNameVersion = (_replyTo ? _replyTo : _kbReplyTo)->author()->nameVersion;
 }
 
 void HistoryWidget::updateField() {
@@ -7032,7 +7043,7 @@ void HistoryWidget::drawField(Painter &p) {
 	ImagePtr preview;
 	HistoryItem *drawReplyTo = _replyToId ? _replyTo : _kbReplyTo;
 	if (_replyToId || (!hasForward && _kbReplyTo)) {
-		if (drawReplyTo && drawReplyTo->from()->nameVersion > _replyToNameVersion) {
+		if (drawReplyTo && drawReplyTo->author()->nameVersion > _replyToNameVersion) {
 			updateReplyToName();
 		}
 		backy -= st::replyHeight;
diff --git a/Telegram/SourceFiles/mainwidget.cpp b/Telegram/SourceFiles/mainwidget.cpp
index 8944d59f38..181fd9b840 100644
--- a/Telegram/SourceFiles/mainwidget.cpp
+++ b/Telegram/SourceFiles/mainwidget.cpp
@@ -395,7 +395,6 @@ MainWidget::MainWidget(Window *window) : TWidget(window)
 , _hider(0)
 , _peerInStack(0)
 , _msgIdInStack(0)
-, _stickerPreview(0)
 , _playerHeight(0)
 , _contentScrollAddToY(0)
 , _mediaType(this)
@@ -541,7 +540,7 @@ void MainWidget::fillForwardingInfo(Text *&from, Text *&text, bool &serviceColor
 		if (HistoryForwarded *fwd = i.value()->toHistoryForwarded()) {
 			version += fwd->fromForwarded()->nameVersion;
 		} else {
-			version += i.value()->from()->nameVersion;
+			version += i.value()->author()->nameVersion;
 		}
 	}
 	if (version != _toForwardNameVersion) {
@@ -563,7 +562,7 @@ void MainWidget::updateForwardingTexts() {
 		QVector<PeerData*> fromUsers;
 		fromUsers.reserve(_toForward.size());
 		for (SelectedItemSet::const_iterator i = _toForward.cbegin(), e = _toForward.cend(); i != e; ++i) {
-			PeerData *from = i.value()->from();
+			PeerData *from = i.value()->author();
 			if (HistoryForwarded *fwd = i.value()->toHistoryForwarded()) {
 				from = fwd->fromForwarded();
 			}
@@ -571,7 +570,7 @@ void MainWidget::updateForwardingTexts() {
 				fromUsersMap.insert(from, true);
 				fromUsers.push_back(from);
 			}
-			version += i.value()->from()->nameVersion;
+			version += from->nameVersion;
 		}
 		if (fromUsers.size() > 2) {
 			from = lng_forwarding_from(lt_user, fromUsers.at(0)->shortName(), lt_count, fromUsers.size() - 1);
@@ -602,13 +601,22 @@ void MainWidget::cancelForwarding() {
 void MainWidget::finishForwarding(History *hist, bool broadcast) {
 	if (!hist) return;
 
-	bool fromChannelName = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && (hist->peer->asChannel()->isBroadcast() || broadcast);
 	if (!_toForward.isEmpty()) {
 		bool genClientSideMessage = (_toForward.size() < 2);
 		PeerData *forwardFrom = 0;
 		App::main()->readServerHistory(hist, false);
 
-		int32 flags = fromChannelName ? MTPmessages_ForwardMessages::flag_broadcast : 0;
+		int32 sendFlags = 0, flags = 0;
+		bool channelPost = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && (hist->peer->asChannel()->isBroadcast() || broadcast);
+		bool showFromName = !channelPost || hist->peer->asChannel()->addsSignature();
+		if (channelPost) {
+			sendFlags |= MTPmessages_ForwardMessages::flag_broadcast;
+			flags |= MTPDmessage::flag_views;
+			flags |= MTPDmessage::flag_post;
+		}
+		if (showFromName) {
+			flags |= MTPDmessage::flag_from_id;
+		}
 
 		QVector<MTPint> ids;
 		QVector<MTPlong> randomIds;
@@ -619,7 +627,7 @@ void MainWidget::finishForwarding(History *hist, bool broadcast) {
 			if (genClientSideMessage) {
 				FullMsgId newId(peerToChannel(hist->peer->id), clientMsgId());
 				HistoryMessage *msg = static_cast<HistoryMessage*>(_toForward.cbegin().value());
-				hist->addNewForwarded(newId.msg, date(MTP_int(unixtime())), fromChannelName ? 0 : MTP::authedId(), msg);
+				hist->addNewForwarded(newId.msg, flags, date(MTP_int(unixtime())), showFromName ? MTP::authedId() : 0, msg);
 				if (HistoryMedia *media = msg->getMedia()) {
 					if (media->type() == MediaTypeSticker) {
 						App::main()->incrementSticker(media->getDocument());
@@ -629,7 +637,7 @@ void MainWidget::finishForwarding(History *hist, bool broadcast) {
 			}
 			if (forwardFrom != i.value()->history()->peer) {
 				if (forwardFrom) {
-					hist->sendRequestId = MTP::send(MTPmessages_ForwardMessages(MTP_int(flags), forwardFrom->input, MTP_vector<MTPint>(ids), MTP_vector<MTPlong>(randomIds), hist->peer->input), rpcDone(&MainWidget::sentUpdatesReceived), RPCFailHandlerPtr(), 0, 0, hist->sendRequestId);
+					hist->sendRequestId = MTP::send(MTPmessages_ForwardMessages(MTP_int(sendFlags), forwardFrom->input, MTP_vector<MTPint>(ids), MTP_vector<MTPlong>(randomIds), hist->peer->input), rpcDone(&MainWidget::sentUpdatesReceived), RPCFailHandlerPtr(), 0, 0, hist->sendRequestId);
 					ids.resize(0);
 					randomIds.resize(0);
 				}
@@ -638,7 +646,7 @@ void MainWidget::finishForwarding(History *hist, bool broadcast) {
 			ids.push_back(MTP_int(i.value()->id));
 			randomIds.push_back(MTP_long(randomId));
 		}
-		hist->sendRequestId = MTP::send(MTPmessages_ForwardMessages(MTP_int(flags), forwardFrom->input, MTP_vector<MTPint>(ids), MTP_vector<MTPlong>(randomIds), hist->peer->input), rpcDone(&MainWidget::sentUpdatesReceived), RPCFailHandlerPtr(), 0, 0, hist->sendRequestId);
+		hist->sendRequestId = MTP::send(MTPmessages_ForwardMessages(MTP_int(sendFlags), forwardFrom->input, MTP_vector<MTPint>(ids), MTP_vector<MTPlong>(randomIds), hist->peer->input), rpcDone(&MainWidget::sentUpdatesReceived), RPCFailHandlerPtr(), 0, 0, hist->sendRequestId);
 
 		if (history.peer() == hist->peer) {
 			history.peerMessagesUpdated();
@@ -741,20 +749,6 @@ QPixmap MainWidget::grabTopBar() {
 	}
 }
 
-void MainWidget::ui_showStickerPreview(DocumentData *sticker) {
-	if (!sticker || ((!sticker->isAnimation() || !sticker->loaded()) && !sticker->sticker())) return;
-	if (!_stickerPreview) {
-		_stickerPreview = new StickerPreviewWidget(this);
-		resizeEvent(0);
-	}
-	_stickerPreview->showPreview(sticker);
-}
-
-void MainWidget::ui_hideStickerPreview() {
-	if (!_stickerPreview) return;
-	_stickerPreview->hidePreview();
-}
-
 void MainWidget::notify_botCommandsChanged(UserData *bot) {
 	history.notify_botCommandsChanged(bot);
 }
@@ -1320,18 +1314,21 @@ void MainWidget::sendMessage(History *hist, const QString &text, MsgId replyTo,
 			media = MTP_messageMediaWebPage(MTP_webPagePending(MTP_long(page->id), MTP_int(page->pendingTill)));
 			flags |= MTPDmessage::flag_media;
 		}
-		bool fromChannelName = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && (hist->peer->asChannel()->isBroadcast() || broadcast);
-		if (fromChannelName) {
+		bool channelPost = hist->peer->isChannel() && !hist->peer->isMegagroup() && hist->peer->asChannel()->canPublish() && (hist->peer->asChannel()->isBroadcast() || broadcast);
+		bool showFromName = !channelPost || hist->peer->asChannel()->addsSignature();
+		if (channelPost) {
 			sendFlags |= MTPmessages_SendMessage::flag_broadcast;
 			flags |= MTPDmessage::flag_views;
-		} else {
+			flags |= MTPDmessage::flag_post;
+		}
+		if (showFromName) {
 			flags |= MTPDmessage::flag_from_id;
 		}
 		MTPVector<MTPMessageEntity> localEntities = linksToMTP(sendingEntities), sentEntities = linksToMTP(sendingEntities, true);
 		if (!sentEntities.c_vector().v.isEmpty()) {
 			sendFlags |= MTPmessages_SendMessage::flag_entities;
 		}
-		hist->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(fromChannelName ? 0 : MTP::authedId()), peerToMTP(hist->peer->id), MTPPeer(), MTPint(), MTPint(), MTP_int(replyTo), MTP_int(unixtime()), msgText, media, MTPnullMarkup, localEntities, MTP_int(1)), NewMessageUnread);
+		hist->addNewMessage(MTP_message(MTP_int(flags), MTP_int(newId.msg), MTP_int(showFromName ? MTP::authedId() : 0), peerToMTP(hist->peer->id), MTPPeer(), MTPint(), MTPint(), MTPint(), MTP_int(replyTo), MTP_int(unixtime()), msgText, media, MTPnullMarkup, localEntities, MTP_int(1)), NewMessageUnread);
 		hist->sendRequestId = MTP::send(MTPmessages_SendMessage(MTP_int(sendFlags), hist->peer->input, MTP_int(replyTo), msgText, MTP_long(randomId), MTPnullMarkup, sentEntities), rpcDone(&MainWidget::sentUpdatesReceived, randomId), rpcFail(&MainWidget::sendMessageFail), 0, 0, hist->sendRequestId);
 	}
 
@@ -1915,7 +1912,7 @@ void MainWidget::serviceNotification(const QString &msg, const MTPMessageMedia &
 	HistoryItem *item = 0;
 	while (textSplit(sendingText, sendingEntities, leftText, leftEntities, MaxMessageSize)) {
 		MTPVector<MTPMessageEntity> localEntities = linksToMTP(sendingEntities);
-		item = App::histories().addNewMessage(MTP_message(MTP_int(flags), MTP_int(clientMsgId()), MTP_int(ServiceUserId), MTP_peerUser(MTP_int(MTP::authedId())), MTPPeer(), MTPint(), MTPint(), MTPint(), MTP_int(unixtime()), MTP_string(sendingText), media, MTPnullMarkup, localEntities, MTPint()), NewMessageUnread);
+		item = App::histories().addNewMessage(MTP_message(MTP_int(flags), MTP_int(clientMsgId()), MTP_int(ServiceUserId), MTP_peerUser(MTP_int(MTP::authedId())), MTPPeer(), MTPint(), MTPint(), MTPint(), MTPint(), MTP_int(unixtime()), MTP_string(sendingText), media, MTPnullMarkup, localEntities, MTPint()), NewMessageUnread);
 	}
 	if (item) {
 		history.peerMessagesUpdated(item->history()->peer->id);
@@ -2502,7 +2499,6 @@ void MainWidget::orderWidgets() {
 	dialogs.raise();
 	_mediaType.raise();
 	if (_hider) _hider->raise();
-	if (_stickerPreview) _stickerPreview->raise();
 }
 
 QRect MainWidget::historyRect() const {
@@ -2751,7 +2747,6 @@ void MainWidget::resizeEvent(QResizeEvent *e) {
 	_mediaType.moveToLeft(width() - _mediaType.width(), _playerHeight + st::topBarHeight);
 	if (profile) profile->setGeometry(history.geometry());
 	if (overview) overview->setGeometry(history.geometry());
-	if (_stickerPreview) _stickerPreview->setGeometry(rect());
 	_contentScrollAddToY = 0;
 }
 
@@ -3405,10 +3400,24 @@ bool MainWidget::started() {
 void MainWidget::openLocalUrl(const QString &url) {
 	QString u(url.trimmed());
 	if (u.startsWith(qstr("tg://resolve"), Qt::CaseInsensitive)) {
-		QRegularExpressionMatch m = QRegularExpression(qsl("^tg://resolve/?\\?domain=([a-zA-Z0-9\\.\\_]+)(&(start|startgroup)=([a-zA-Z0-9\\.\\_\\-]+))?(&|$)"), QRegularExpression::CaseInsensitiveOption).match(u);
+		QRegularExpressionMatch m = QRegularExpression(qsl("^tg://resolve/?\\?domain=([a-zA-Z0-9\\.\\_]+)(&|$)"), QRegularExpression::CaseInsensitiveOption).match(u);
 		if (m.hasMatch()) {
-			QString start = m.captured(3), startToken = m.captured(4);
-			openPeerByName(m.captured(1), (start == qsl("startgroup")), startToken);
+			QString params = u.mid(m.capturedLength(0));
+
+			QString start, startToken;
+			QRegularExpressionMatch startparam = QRegularExpression(qsl("(^|&)(start|startgroup)=([a-zA-Z0-9\\.\\_\\-]+)(&|$)")).match(params);
+			if (startparam.hasMatch()) {
+				start = startparam.captured(2);
+				startToken = startparam.captured(3);
+			}
+
+			MsgId post = (start == qsl("startgroup")) ? ShowAtProfileMsgId : ShowAtUnreadMsgId;
+			QRegularExpressionMatch postparam = QRegularExpression(qsl("(^|&)post=(\\d+)(&|$)")).match(params);
+			if (postparam.hasMatch()) {
+				post = postparam.captured(2).toInt();
+			}
+
+			openPeerByName(m.captured(1), post, startToken);
 		}
 	} else if (u.startsWith(qstr("tg://join"), Qt::CaseInsensitive)) {
 		QRegularExpressionMatch m = QRegularExpression(qsl("^tg://join/?\\?invite=([a-zA-Z0-9\\.\\_\\-]+)(&|$)"), QRegularExpression::CaseInsensitiveOption).match(u);
@@ -3439,12 +3448,12 @@ void MainWidget::openLocalUrl(const QString &url) {
 	}
 }
 
-void MainWidget::openPeerByName(const QString &username, bool toProfile, const QString &startToken) {
+void MainWidget::openPeerByName(const QString &username, MsgId msgId, const QString &startToken) {
 	App::wnd()->hideMediaview();
 
 	PeerData *peer = App::peerByName(username);
 	if (peer) {
-		if (toProfile && !peer->isChannel()) {
+		if (msgId == ShowAtProfileMsgId && !peer->isChannel()) {
 			if (peer->isUser() && peer->asUser()->botInfo && !peer->asUser()->botInfo->cantJoinGroups && !startToken.isEmpty()) {
 				peer->asUser()->botInfo->startGroupToken = startToken;
 				Ui::showLayer(new ContactsBox(peer->asUser()));
@@ -3452,6 +3461,9 @@ void MainWidget::openPeerByName(const QString &username, bool toProfile, const Q
 				showPeerProfile(peer);
 			}
 		} else {
+			if (msgId == ShowAtProfileMsgId) {
+				msgId = ShowAtUnreadMsgId;
+			}
 			if (peer->isUser() && peer->asUser()->botInfo) {
 				peer->asUser()->botInfo->startToken = startToken;
 				if (peer == history.peer()) {
@@ -3459,10 +3471,10 @@ void MainWidget::openPeerByName(const QString &username, bool toProfile, const Q
 					history.resizeEvent(0);
 				}
 			}
-			Ui::showPeerHistoryAsync(peer->id, ShowAtUnreadMsgId);
+			Ui::showPeerHistoryAsync(peer->id, msgId);
 		}
 	} else {
-		MTP::send(MTPcontacts_ResolveUsername(MTP_string(username)), rpcDone(&MainWidget::usernameResolveDone, qMakePair(toProfile, startToken)), rpcFail(&MainWidget::usernameResolveFail, username));
+		MTP::send(MTPcontacts_ResolveUsername(MTP_string(username)), rpcDone(&MainWidget::usernameResolveDone, qMakePair(msgId, startToken)), rpcFail(&MainWidget::usernameResolveFail, username));
 	}
 }
 
@@ -3508,7 +3520,7 @@ bool MainWidget::contentOverlapped(const QRect &globalRect) {
 			_mediaType.overlaps(globalRect));
 }
 
-void MainWidget::usernameResolveDone(QPair<bool, QString> toProfileStartToken, const MTPcontacts_ResolvedPeer &result) {
+void MainWidget::usernameResolveDone(QPair<MsgId, QString> msgIdAndStartToken, const MTPcontacts_ResolvedPeer &result) {
 	Ui::hideLayer();
 	if (result.type() != mtpc_contacts_resolvedPeer) return;
 
@@ -3519,24 +3531,27 @@ void MainWidget::usernameResolveDone(QPair<bool, QString> toProfileStartToken, c
 	if (!peerId) return;
 
 	PeerData *peer = App::peer(peerId);
-	if (toProfileStartToken.first) {
-		if (peer->isUser() && peer->asUser()->botInfo && !peer->asUser()->botInfo->cantJoinGroups && !toProfileStartToken.second.isEmpty()) {
-			peer->asUser()->botInfo->startGroupToken = toProfileStartToken.second;
+	MsgId msgId = msgIdAndStartToken.first;
+	QString startToken = msgIdAndStartToken.second;
+	if (msgId == ShowAtProfileMsgId && !peer->isChannel()) {
+		if (peer->isUser() && peer->asUser()->botInfo && !peer->asUser()->botInfo->cantJoinGroups && !startToken.isEmpty()) {
+			peer->asUser()->botInfo->startGroupToken = startToken;
 			Ui::showLayer(new ContactsBox(peer->asUser()));
-		} else if (peer->isChannel()) {
-			Ui::showPeerHistory(peer->id, ShowAtUnreadMsgId);
 		} else {
 			showPeerProfile(peer);
 		}
 	} else {
+		if (msgId == ShowAtProfileMsgId) {
+			msgId = ShowAtUnreadMsgId;
+		}
 		if (peer->isUser() && peer->asUser()->botInfo) {
-			peer->asUser()->botInfo->startToken = toProfileStartToken.second;
+			peer->asUser()->botInfo->startToken = startToken;
 			if (peer == history.peer()) {
 				history.updateControlsVisibility();
 				history.resizeEvent(0);
 			}
 		}
-		Ui::showPeerHistory(peer->id, ShowAtUnreadMsgId);
+		Ui::showPeerHistory(peer->id, msgId);
 	}
 }
 
@@ -4007,7 +4022,7 @@ void MainWidget::feedUpdates(const MTPUpdates &updates, uint64 randomId) {
 
 		// update before applying skipped
 		int32 flags = d.vflags.v | MTPDmessage::flag_from_id;
-		HistoryItem *item = App::histories().addNewMessage(MTP_message(MTP_int(flags), d.vid, d.is_out() ? MTP_int(MTP::authedId()) : d.vuser_id, MTP_peerUser(d.is_out() ? d.vuser_id : MTP_int(MTP::authedId())), d.vfwd_from_id, d.vfwd_date, d.vvia_bot_id, d.vreply_to_msg_id, d.vdate, d.vmessage, MTP_messageMediaEmpty(), MTPnullMarkup, d.has_entities() ? d.ventities : MTPnullEntities, MTPint()), NewMessageUnread);
+		HistoryItem *item = App::histories().addNewMessage(MTP_message(MTP_int(flags), d.vid, d.is_out() ? MTP_int(MTP::authedId()) : d.vuser_id, MTP_peerUser(d.is_out() ? d.vuser_id : MTP_int(MTP::authedId())), d.vfwd_from_id, d.vfwd_date, d.vfwd_post, d.vvia_bot_id, d.vreply_to_msg_id, d.vdate, d.vmessage, MTP_messageMediaEmpty(), MTPnullMarkup, d.has_entities() ? d.ventities : MTPnullEntities, MTPint()), NewMessageUnread);
 		if (item) {
 			history.peerMessagesUpdated(item->history()->peer->id);
 		}
@@ -4032,7 +4047,7 @@ void MainWidget::feedUpdates(const MTPUpdates &updates, uint64 randomId) {
 
 		// update before applying skipped
 		int32 flags = d.vflags.v | MTPDmessage::flag_from_id;
-		HistoryItem *item = App::histories().addNewMessage(MTP_message(MTP_int(flags), d.vid, d.vfrom_id, MTP_peerChat(d.vchat_id), d.vfwd_from_id, d.vfwd_date, d.vvia_bot_id, d.vreply_to_msg_id, d.vdate, d.vmessage, MTP_messageMediaEmpty(), MTPnullMarkup, d.has_entities() ? d.ventities : MTPnullEntities, MTPint()), NewMessageUnread);
+		HistoryItem *item = App::histories().addNewMessage(MTP_message(MTP_int(flags), d.vid, d.vfrom_id, MTP_peerChat(d.vchat_id), d.vfwd_from_id, d.vfwd_date, d.vfwd_post, d.vvia_bot_id, d.vreply_to_msg_id, d.vdate, d.vmessage, MTP_messageMediaEmpty(), MTPnullMarkup, d.has_entities() ? d.ventities : MTPnullEntities, MTPint()), NewMessageUnread);
 		if (item) {
 			history.peerMessagesUpdated(item->history()->peer->id);
 		}
diff --git a/Telegram/SourceFiles/mainwidget.h b/Telegram/SourceFiles/mainwidget.h
index 31a8989df8..075a37474d 100644
--- a/Telegram/SourceFiles/mainwidget.h
+++ b/Telegram/SourceFiles/mainwidget.h
@@ -183,8 +183,6 @@ inline int chatsListWidth(int windowWidth) {
 	return snap<int>((windowWidth * 5) / 14, st::dlgMinWidth, st::dlgMaxWidth);
 }
 
-class StickerPreviewWidget;
-
 class MainWidget : public TWidget, public RPCSender {
 	Q_OBJECT
 
@@ -212,7 +210,7 @@ public:
 	void start(const MTPUser &user);
 
 	void openLocalUrl(const QString &str);
-	void openPeerByName(const QString &name, bool toProfile = false, const QString &startToken = QString());
+	void openPeerByName(const QString &name, MsgId msgId = ShowAtUnreadMsgId, const QString &startToken = QString());
 	void joinGroupByHash(const QString &hash);
 	void stickersBox(const MTPInputStickerSet &set);
 
@@ -410,8 +408,6 @@ public:
 
 	bool isItemVisible(HistoryItem *item);
 
-	void ui_showStickerPreview(DocumentData *sticker);
-	void ui_hideStickerPreview();
 	void ui_repaintHistoryItem(const HistoryItem *item);
 	void ui_repaintInlineItem(const LayoutInlineItem *layout);
 	bool ui_isInlineItemVisible(const LayoutInlineItem *layout);
@@ -544,7 +540,7 @@ private:
 	void updateReceived(const mtpPrime *from, const mtpPrime *end);
 	bool updateFail(const RPCError &e);
 
-	void usernameResolveDone(QPair<bool, QString> toProfileStartToken, const MTPcontacts_ResolvedPeer &result);
+	void usernameResolveDone(QPair<MsgId, QString> msgIdAndStartToken, const MTPcontacts_ResolvedPeer &result);
 	bool usernameResolveFail(QString name, const RPCError &error);
 
 	void inviteCheckDone(QString hash, const MTPChatInvite &invite);
@@ -578,8 +574,6 @@ private:
 	PeerData *_peerInStack;
 	MsgId _msgIdInStack;
 
-	StickerPreviewWidget *_stickerPreview;
-
 	int32 _playerHeight;
 	int32 _contentScrollAddToY;
 
diff --git a/Telegram/SourceFiles/mediaview.cpp b/Telegram/SourceFiles/mediaview.cpp
index a73603e016..c8719fb3f0 100644
--- a/Telegram/SourceFiles/mediaview.cpp
+++ b/Telegram/SourceFiles/mediaview.cpp
@@ -883,7 +883,7 @@ void MediaView::displayPhoto(PhotoData *photo, HistoryItem *item) {
 	_caption = Text();
 	if (HistoryMessage *itemMsg = item ? item->toHistoryMessage() : 0) {
 		if (HistoryPhoto *photoMsg = dynamic_cast<HistoryPhoto*>(itemMsg->getMedia())) {
-			_caption.setText(st::mvCaptionFont, photoMsg->getCaption(), (item->from()->isUser() && item->from()->asUser()->botInfo) ? _captionBotOptions : _captionTextOptions);
+			_caption.setText(st::mvCaptionFont, photoMsg->getCaption(), (item->author()->isUser() && item->author()->asUser()->botInfo) ? _captionBotOptions : _captionTextOptions);
 		}
 	}
 
@@ -912,7 +912,7 @@ void MediaView::displayPhoto(PhotoData *photo, HistoryItem *item) {
 		if (HistoryForwarded *fwd = item->toHistoryForwarded()) {
 			_from = fwd->fromForwarded();
 		} else {
-			_from = item->from();
+			_from = item->author();
 		}
 	} else {
 		_from = _user;
@@ -1065,7 +1065,7 @@ void MediaView::displayDocument(DocumentData *doc, HistoryItem *item) { // empty
 	if (HistoryForwarded *fwd = item->toHistoryForwarded()) {
 		_from = fwd->fromForwarded();
 	} else {
-		_from = item->from();
+		_from = item->author();
 	}
 	_full = 1;
 	updateControls();
diff --git a/Telegram/SourceFiles/mtproto/mtpCoreTypes.h b/Telegram/SourceFiles/mtproto/mtpCoreTypes.h
index b6dab0b004..b1f655dc49 100644
--- a/Telegram/SourceFiles/mtproto/mtpCoreTypes.h
+++ b/Telegram/SourceFiles/mtproto/mtpCoreTypes.h
@@ -368,7 +368,7 @@ static const mtpTypeId mtpLayers[] = {
 	mtpTypeId(mtpc_invokeWithLayer18),
 };
 static const uint32 mtpLayerMaxSingle = sizeof(mtpLayers) / sizeof(mtpLayers[0]);
-static const mtpPrime mtpCurrentLayer = 47;
+static const mtpPrime mtpCurrentLayer = 48;
 
 template <typename bareT>
 class MTPBoxed : public bareT {
diff --git a/Telegram/SourceFiles/mtproto/mtpScheme.cpp b/Telegram/SourceFiles/mtproto/mtpScheme.cpp
index e2231a54ae..462d46aeaf 100644
--- a/Telegram/SourceFiles/mtproto/mtpScheme.cpp
+++ b/Telegram/SourceFiles/mtproto/mtpScheme.cpp
@@ -1154,15 +1154,16 @@ void _serialize_channel(MTPStringLogger &to, int32 stage, int32 lev, Types &type
 	case 7: to.add("  verified: "); ++stages.back(); if (flag & MTPDchannel::flag_verified) { to.add("YES [ BY BIT 7 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 7 IN FIELD flags ]"); } break;
 	case 8: to.add("  megagroup: "); ++stages.back(); if (flag & MTPDchannel::flag_megagroup) { to.add("YES [ BY BIT 8 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 8 IN FIELD flags ]"); } break;
 	case 9: to.add("  restricted: "); ++stages.back(); if (flag & MTPDchannel::flag_restricted) { to.add("YES [ BY BIT 9 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 9 IN FIELD flags ]"); } break;
-	case 10: to.add("  invites_enabled: "); ++stages.back(); if (flag & MTPDchannel::flag_invites_enabled) { to.add("YES [ BY BIT 10 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 10 IN FIELD flags ]"); } break;
-	case 11: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 12: to.add("  access_hash: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 13: to.add("  title: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 14: to.add("  username: "); ++stages.back(); if (flag & MTPDchannel::flag_username) { types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 6 IN FIELD flags ]"); } break;
-	case 15: to.add("  photo: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 16: to.add("  date: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 17: to.add("  version: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 18: to.add("  restriction_reason: "); ++stages.back(); if (flag & MTPDchannel::flag_restriction_reason) { types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 9 IN FIELD flags ]"); } break;
+	case 10: to.add("  admin_invites: "); ++stages.back(); if (flag & MTPDchannel::flag_admin_invites) { to.add("YES [ BY BIT 10 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 10 IN FIELD flags ]"); } break;
+	case 11: to.add("  signatures: "); ++stages.back(); if (flag & MTPDchannel::flag_signatures) { to.add("YES [ BY BIT 11 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 11 IN FIELD flags ]"); } break;
+	case 12: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 13: to.add("  access_hash: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 14: to.add("  title: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 15: to.add("  username: "); ++stages.back(); if (flag & MTPDchannel::flag_username) { types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 6 IN FIELD flags ]"); } break;
+	case 16: to.add("  photo: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 17: to.add("  date: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 18: to.add("  version: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 19: to.add("  restriction_reason: "); ++stages.back(); if (flag & MTPDchannel::flag_restriction_reason) { types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 9 IN FIELD flags ]"); } break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -1345,19 +1346,22 @@ void _serialize_message(MTPStringLogger &to, int32 stage, int32 lev, Types &type
 	case 2: to.add("  out: "); ++stages.back(); if (flag & MTPDmessage::flag_out) { to.add("YES [ BY BIT 1 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 1 IN FIELD flags ]"); } break;
 	case 3: to.add("  mentioned: "); ++stages.back(); if (flag & MTPDmessage::flag_mentioned) { to.add("YES [ BY BIT 4 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
 	case 4: to.add("  media_unread: "); ++stages.back(); if (flag & MTPDmessage::flag_media_unread) { to.add("YES [ BY BIT 5 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 5 IN FIELD flags ]"); } break;
-	case 5: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 6: to.add("  from_id: "); ++stages.back(); if (flag & MTPDmessage::flag_from_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 8 IN FIELD flags ]"); } break;
-	case 7: to.add("  to_id: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 8: to.add("  fwd_from_id: "); ++stages.back(); if (flag & MTPDmessage::flag_fwd_from_id) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
-	case 9: to.add("  fwd_date: "); ++stages.back(); if (flag & MTPDmessage::flag_fwd_date) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
-	case 10: to.add("  via_bot_id: "); ++stages.back(); if (flag & MTPDmessage::flag_via_bot_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 11 IN FIELD flags ]"); } break;
-	case 11: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPDmessage::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 3 IN FIELD flags ]"); } break;
-	case 12: to.add("  date: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 13: to.add("  message: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 14: to.add("  media: "); ++stages.back(); if (flag & MTPDmessage::flag_media) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 9 IN FIELD flags ]"); } break;
-	case 15: to.add("  reply_markup: "); ++stages.back(); if (flag & MTPDmessage::flag_reply_markup) { 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;
-	case 16: to.add("  entities: "); ++stages.back(); if (flag & MTPDmessage::flag_entities) { types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 7 IN FIELD flags ]"); } break;
-	case 17: to.add("  views: "); ++stages.back(); if (flag & MTPDmessage::flag_views) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 10 IN FIELD flags ]"); } break;
+	case 5: to.add("  silent: "); ++stages.back(); if (flag & MTPDmessage::flag_silent) { to.add("YES [ BY BIT 13 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 13 IN FIELD flags ]"); } break;
+	case 6: to.add("  post: "); ++stages.back(); if (flag & MTPDmessage::flag_post) { to.add("YES [ BY BIT 14 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 14 IN FIELD flags ]"); } break;
+	case 7: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 8: to.add("  from_id: "); ++stages.back(); if (flag & MTPDmessage::flag_from_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 8 IN FIELD flags ]"); } break;
+	case 9: to.add("  to_id: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 10: to.add("  fwd_from_id: "); ++stages.back(); if (flag & MTPDmessage::flag_fwd_from_id) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 11: to.add("  fwd_date: "); ++stages.back(); if (flag & MTPDmessage::flag_fwd_date) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 12: to.add("  fwd_post: "); ++stages.back(); if (flag & MTPDmessage::flag_fwd_post) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 12 IN FIELD flags ]"); } break;
+	case 13: to.add("  via_bot_id: "); ++stages.back(); if (flag & MTPDmessage::flag_via_bot_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 11 IN FIELD flags ]"); } break;
+	case 14: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPDmessage::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 3 IN FIELD flags ]"); } break;
+	case 15: to.add("  date: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 16: to.add("  message: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 17: to.add("  media: "); ++stages.back(); if (flag & MTPDmessage::flag_media) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 9 IN FIELD flags ]"); } break;
+	case 18: to.add("  reply_markup: "); ++stages.back(); if (flag & MTPDmessage::flag_reply_markup) { 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;
+	case 19: to.add("  entities: "); ++stages.back(); if (flag & MTPDmessage::flag_entities) { types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 7 IN FIELD flags ]"); } break;
+	case 20: to.add("  views: "); ++stages.back(); if (flag & MTPDmessage::flag_views) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 10 IN FIELD flags ]"); } break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -2952,17 +2956,19 @@ void _serialize_updateShortMessage(MTPStringLogger &to, int32 stage, int32 lev,
 	case 2: to.add("  out: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_out) { to.add("YES [ BY BIT 1 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 1 IN FIELD flags ]"); } break;
 	case 3: to.add("  mentioned: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_mentioned) { to.add("YES [ BY BIT 4 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
 	case 4: to.add("  media_unread: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_media_unread) { to.add("YES [ BY BIT 5 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 5 IN FIELD flags ]"); } break;
-	case 5: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 6: to.add("  user_id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 7: to.add("  message: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 8: to.add("  pts: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 9: to.add("  pts_count: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 10: to.add("  date: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 11: to.add("  fwd_from_id: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_fwd_from_id) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
-	case 12: to.add("  fwd_date: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_fwd_date) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
-	case 13: to.add("  via_bot_id: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_via_bot_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 11 IN FIELD flags ]"); } break;
-	case 14: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 3 IN FIELD flags ]"); } break;
-	case 15: to.add("  entities: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_entities) { types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 7 IN FIELD flags ]"); } break;
+	case 5: to.add("  silent: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_silent) { to.add("YES [ BY BIT 13 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 13 IN FIELD flags ]"); } break;
+	case 6: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 7: to.add("  user_id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 8: to.add("  message: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 9: to.add("  pts: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 10: to.add("  pts_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("  fwd_from_id: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_fwd_from_id) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 13: to.add("  fwd_date: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_fwd_date) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 14: to.add("  fwd_post: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_fwd_post) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 12 IN FIELD flags ]"); } break;
+	case 15: to.add("  via_bot_id: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_via_bot_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 11 IN FIELD flags ]"); } break;
+	case 16: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 3 IN FIELD flags ]"); } break;
+	case 17: to.add("  entities: "); ++stages.back(); if (flag & MTPDupdateShortMessage::flag_entities) { types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 7 IN FIELD flags ]"); } break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -2980,18 +2986,20 @@ void _serialize_updateShortChatMessage(MTPStringLogger &to, int32 stage, int32 l
 	case 2: to.add("  out: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_out) { to.add("YES [ BY BIT 1 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 1 IN FIELD flags ]"); } break;
 	case 3: to.add("  mentioned: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_mentioned) { to.add("YES [ BY BIT 4 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
 	case 4: to.add("  media_unread: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_media_unread) { to.add("YES [ BY BIT 5 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 5 IN FIELD flags ]"); } break;
-	case 5: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 6: to.add("  from_id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 7: to.add("  chat_id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 8: to.add("  message: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 9: to.add("  pts: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 10: to.add("  pts_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("  fwd_from_id: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_fwd_from_id) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
-	case 13: to.add("  fwd_date: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_fwd_date) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
-	case 14: to.add("  via_bot_id: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_via_bot_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 11 IN FIELD flags ]"); } break;
-	case 15: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 3 IN FIELD flags ]"); } break;
-	case 16: to.add("  entities: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_entities) { types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 7 IN FIELD flags ]"); } break;
+	case 5: to.add("  silent: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_silent) { to.add("YES [ BY BIT 13 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 13 IN FIELD flags ]"); } break;
+	case 6: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 7: to.add("  from_id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 8: to.add("  chat_id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 9: to.add("  message: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 10: to.add("  pts: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 11: to.add("  pts_count: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 12: to.add("  date: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 13: to.add("  fwd_from_id: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_fwd_from_id) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 14: to.add("  fwd_date: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_fwd_date) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 15: to.add("  fwd_post: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_fwd_post) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 12 IN FIELD flags ]"); } break;
+	case 16: to.add("  via_bot_id: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_via_bot_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 11 IN FIELD flags ]"); } break;
+	case 17: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 3 IN FIELD flags ]"); } break;
+	case 18: to.add("  entities: "); ++stages.back(); if (flag & MTPDupdateShortChatMessage::flag_entities) { types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 7 IN FIELD flags ]"); } break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -3135,9 +3143,10 @@ void _serialize_dcOption(MTPStringLogger &to, int32 stage, int32 lev, Types &typ
 	case 0: to.add("  flags: "); ++stages.back(); if (start >= end) throw Exception("start >= end in flags"); else flags.back() = *start; types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 1: to.add("  ipv6: "); ++stages.back(); if (flag & MTPDdcOption::flag_ipv6) { to.add("YES [ BY BIT 0 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 0 IN FIELD flags ]"); } break;
 	case 2: to.add("  media_only: "); ++stages.back(); if (flag & MTPDdcOption::flag_media_only) { to.add("YES [ BY BIT 1 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 1 IN FIELD flags ]"); } break;
-	case 3: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 4: to.add("  ip_address: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 5: to.add("  port: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 3: to.add("  tcpo_only: "); ++stages.back(); if (flag & MTPDdcOption::flag_tcpo_only) { to.add("YES [ BY BIT 2 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 4: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 5: to.add("  ip_address: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 6: to.add("  port: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -5071,6 +5080,19 @@ void _serialize_messages_botResults(MTPStringLogger &to, int32 stage, int32 lev,
 	}
 }
 
+void _serialize_exportedMessageLink(MTPStringLogger &to, int32 stage, int32 lev, Types &types, Types &vtypes, StagesFlags &stages, StagesFlags &flags, const mtpPrime *start, const mtpPrime *end, int32 flag) {
+	if (stage) {
+		to.add(",\n").addSpaces(lev);
+	} else {
+		to.add("{ exportedMessageLink");
+		to.add("\n").addSpaces(lev);
+	}
+	switch (stage) {
+	case 0: to.add("  link: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
+	}
+}
+
 void _serialize_req_pq(MTPStringLogger &to, int32 stage, int32 lev, Types &types, Types &vtypes, StagesFlags &stages, StagesFlags &flags, const mtpPrime *start, const mtpPrime *end, int32 flag) {
 	if (stage) {
 		to.add(",\n").addSpaces(lev);
@@ -6448,12 +6470,13 @@ void _serialize_messages_sendMessage(MTPStringLogger &to, int32 stage, int32 lev
 	case 0: to.add("  flags: "); ++stages.back(); if (start >= end) throw Exception("start >= end in flags"); else flags.back() = *start; types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 1: to.add("  no_webpage: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_no_webpage) { to.add("YES [ BY BIT 1 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 1 IN FIELD flags ]"); } break;
 	case 2: to.add("  broadcast: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_broadcast) { to.add("YES [ BY BIT 4 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
-	case 3: to.add("  peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 4: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 0 IN FIELD flags ]"); } break;
-	case 5: to.add("  message: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 6: to.add("  random_id: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 7: to.add("  reply_markup: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_reply_markup) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
-	case 8: to.add("  entities: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_entities) { types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 3 IN FIELD flags ]"); } break;
+	case 3: to.add("  silent: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_silent) { to.add("YES [ BY BIT 5 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 5 IN FIELD flags ]"); } break;
+	case 4: to.add("  peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 5: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 0 IN FIELD flags ]"); } break;
+	case 6: to.add("  message: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 7: to.add("  random_id: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 8: to.add("  reply_markup: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_reply_markup) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 9: to.add("  entities: "); ++stages.back(); if (flag & MTPmessages_sendMessage::flag_entities) { types.push_back(00); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 3 IN FIELD flags ]"); } break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -6468,11 +6491,12 @@ void _serialize_messages_sendMedia(MTPStringLogger &to, int32 stage, int32 lev,
 	switch (stage) {
 	case 0: to.add("  flags: "); ++stages.back(); if (start >= end) throw Exception("start >= end in flags"); else flags.back() = *start; types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 1: to.add("  broadcast: "); ++stages.back(); if (flag & MTPmessages_sendMedia::flag_broadcast) { to.add("YES [ BY BIT 4 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
-	case 2: to.add("  peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 3: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPmessages_sendMedia::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 0 IN FIELD flags ]"); } break;
-	case 4: to.add("  media: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 5: to.add("  random_id: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 6: to.add("  reply_markup: "); ++stages.back(); if (flag & MTPmessages_sendMedia::flag_reply_markup) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
+	case 2: to.add("  silent: "); ++stages.back(); if (flag & MTPmessages_sendMedia::flag_silent) { to.add("YES [ BY BIT 5 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 5 IN FIELD flags ]"); } break;
+	case 3: to.add("  peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 4: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPmessages_sendMedia::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 0 IN FIELD flags ]"); } break;
+	case 5: to.add("  media: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 6: to.add("  random_id: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 7: to.add("  reply_markup: "); ++stages.back(); if (flag & MTPmessages_sendMedia::flag_reply_markup) { types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 2 IN FIELD flags ]"); } break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -6487,10 +6511,11 @@ void _serialize_messages_forwardMessages(MTPStringLogger &to, int32 stage, int32
 	switch (stage) {
 	case 0: to.add("  flags: "); ++stages.back(); if (start >= end) throw Exception("start >= end in flags"); else flags.back() = *start; types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 1: to.add("  broadcast: "); ++stages.back(); if (flag & MTPmessages_forwardMessages::flag_broadcast) { to.add("YES [ BY BIT 4 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
-	case 2: to.add("  from_peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 3: to.add("  id: "); ++stages.back(); types.push_back(0); vtypes.push_back(mtpc_int); stages.push_back(0); flags.push_back(0); break;
-	case 4: to.add("  random_id: "); ++stages.back(); types.push_back(0); vtypes.push_back(mtpc_long); stages.push_back(0); flags.push_back(0); break;
-	case 5: to.add("  to_peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 2: to.add("  silent: "); ++stages.back(); if (flag & MTPmessages_forwardMessages::flag_silent) { to.add("YES [ BY BIT 5 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 5 IN FIELD flags ]"); } break;
+	case 3: to.add("  from_peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 4: to.add("  id: "); ++stages.back(); types.push_back(0); vtypes.push_back(mtpc_int); stages.push_back(0); flags.push_back(0); break;
+	case 5: to.add("  random_id: "); ++stages.back(); types.push_back(0); vtypes.push_back(mtpc_long); stages.push_back(0); flags.push_back(0); break;
+	case 6: to.add("  to_peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -6663,11 +6688,12 @@ void _serialize_messages_sendInlineBotResult(MTPStringLogger &to, int32 stage, i
 	switch (stage) {
 	case 0: to.add("  flags: "); ++stages.back(); if (start >= end) throw Exception("start >= end in flags"); else flags.back() = *start; types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	case 1: to.add("  broadcast: "); ++stages.back(); if (flag & MTPmessages_sendInlineBotResult::flag_broadcast) { to.add("YES [ BY BIT 4 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 4 IN FIELD flags ]"); } break;
-	case 2: to.add("  peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 3: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPmessages_sendInlineBotResult::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 0 IN FIELD flags ]"); } break;
-	case 4: to.add("  random_id: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 5: to.add("  query_id: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
-	case 6: to.add("  id: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 2: to.add("  silent: "); ++stages.back(); if (flag & MTPmessages_sendInlineBotResult::flag_silent) { to.add("YES [ BY BIT 5 IN FIELD flags ]"); } else { to.add("[ SKIPPED BY BIT 5 IN FIELD flags ]"); } break;
+	case 3: to.add("  peer: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 4: to.add("  reply_to_msg_id: "); ++stages.back(); if (flag & MTPmessages_sendInlineBotResult::flag_reply_to_msg_id) { types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); } else { to.add("[ SKIPPED BY BIT 0 IN FIELD flags ]"); } break;
+	case 5: to.add("  random_id: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 6: to.add("  query_id: "); ++stages.back(); types.push_back(mtpc_long); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 7: to.add("  id: "); ++stages.back(); types.push_back(mtpc_string); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
 	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
 	}
 }
@@ -6828,6 +6854,20 @@ void _serialize_channels_toggleInvites(MTPStringLogger &to, int32 stage, int32 l
 	}
 }
 
+void _serialize_channels_toggleSignatures(MTPStringLogger &to, int32 stage, int32 lev, Types &types, Types &vtypes, StagesFlags &stages, StagesFlags &flags, const mtpPrime *start, const mtpPrime *end, int32 flag) {
+	if (stage) {
+		to.add(",\n").addSpaces(lev);
+	} else {
+		to.add("{ channels_toggleSignatures");
+		to.add("\n").addSpaces(lev);
+	}
+	switch (stage) {
+	case 0: to.add("  channel: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 1: to.add("  enabled: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
+	}
+}
+
 void _serialize_messages_getChats(MTPStringLogger &to, int32 stage, int32 lev, Types &types, Types &vtypes, StagesFlags &stages, StagesFlags &flags, const mtpPrime *start, const mtpPrime *end, int32 flag) {
 	if (stage) {
 		to.add(",\n").addSpaces(lev);
@@ -7341,6 +7381,20 @@ void _serialize_channels_getParticipant(MTPStringLogger &to, int32 stage, int32
 	}
 }
 
+void _serialize_channels_exportMessageLink(MTPStringLogger &to, int32 stage, int32 lev, Types &types, Types &vtypes, StagesFlags &stages, StagesFlags &flags, const mtpPrime *start, const mtpPrime *end, int32 flag) {
+	if (stage) {
+		to.add(",\n").addSpaces(lev);
+	} else {
+		to.add("{ channels_exportMessageLink");
+		to.add("\n").addSpaces(lev);
+	}
+	switch (stage) {
+	case 0: to.add("  channel: "); ++stages.back(); types.push_back(0); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	case 1: to.add("  id: "); ++stages.back(); types.push_back(mtpc_int); vtypes.push_back(0); stages.push_back(0); flags.push_back(0); break;
+	default: to.add("}"); types.pop_back(); vtypes.pop_back(); stages.pop_back(); flags.pop_back(); break;
+	}
+}
+
 void _serialize_rpc_result(MTPStringLogger &to, int32 stage, int32 lev, Types &types, Types &vtypes, StagesFlags &stages, StagesFlags &flags, const mtpPrime *start, const mtpPrime *end, int32 flag) {
 	if (stage) {
 		to.add(",\n").addSpaces(lev);
@@ -7799,6 +7853,7 @@ namespace {
 		_serializers.insert(mtpc_botInlineMediaResultPhoto, _serialize_botInlineMediaResultPhoto);
 		_serializers.insert(mtpc_botInlineResult, _serialize_botInlineResult);
 		_serializers.insert(mtpc_messages_botResults, _serialize_messages_botResults);
+		_serializers.insert(mtpc_exportedMessageLink, _serialize_exportedMessageLink);
 
 		_serializers.insert(mtpc_req_pq, _serialize_req_pq);
 		_serializers.insert(mtpc_req_DH_params, _serialize_req_DH_params);
@@ -7929,6 +7984,7 @@ namespace {
 		_serializers.insert(mtpc_channels_kickFromChannel, _serialize_channels_kickFromChannel);
 		_serializers.insert(mtpc_channels_deleteChannel, _serialize_channels_deleteChannel);
 		_serializers.insert(mtpc_channels_toggleInvites, _serialize_channels_toggleInvites);
+		_serializers.insert(mtpc_channels_toggleSignatures, _serialize_channels_toggleSignatures);
 		_serializers.insert(mtpc_messages_getChats, _serialize_messages_getChats);
 		_serializers.insert(mtpc_channels_getChannels, _serialize_channels_getChannels);
 		_serializers.insert(mtpc_messages_getFullChat, _serialize_messages_getFullChat);
@@ -7968,6 +8024,7 @@ namespace {
 		_serializers.insert(mtpc_help_getTermsOfService, _serialize_help_getTermsOfService);
 		_serializers.insert(mtpc_channels_getParticipants, _serialize_channels_getParticipants);
 		_serializers.insert(mtpc_channels_getParticipant, _serialize_channels_getParticipant);
+		_serializers.insert(mtpc_channels_exportMessageLink, _serialize_channels_exportMessageLink);
 
 		_serializers.insert(mtpc_rpc_result, _serialize_rpc_result);
 		_serializers.insert(mtpc_msg_container, _serialize_msg_container);
diff --git a/Telegram/SourceFiles/mtproto/mtpScheme.h b/Telegram/SourceFiles/mtproto/mtpScheme.h
index 1f32eb20ec..0f15155a17 100644
--- a/Telegram/SourceFiles/mtproto/mtpScheme.h
+++ b/Telegram/SourceFiles/mtproto/mtpScheme.h
@@ -145,7 +145,7 @@ enum {
 	mtpc_chatPhotoEmpty = 0x37c1011c,
 	mtpc_chatPhoto = 0x6153276a,
 	mtpc_messageEmpty = 0x83e5de54,
-	mtpc_message = 0xc992e15c,
+	mtpc_message = 0xef11cef6,
 	mtpc_messageService = 0xc06b9607,
 	mtpc_messageMediaEmpty = 0x3ded6320,
 	mtpc_messageMediaPhoto = 0x3d8ce53d,
@@ -274,8 +274,8 @@ enum {
 	mtpc_updates_difference = 0xf49ca0,
 	mtpc_updates_differenceSlice = 0xa8fb1981,
 	mtpc_updatesTooLong = 0xe317af7e,
-	mtpc_updateShortMessage = 0x13e4deaa,
-	mtpc_updateShortChatMessage = 0x248afa62,
+	mtpc_updateShortMessage = 0x3afbe9d1,
+	mtpc_updateShortChatMessage = 0xca2ef195,
 	mtpc_updateShort = 0x78d4dec1,
 	mtpc_updatesCombined = 0x725b04c3,
 	mtpc_updates = 0x74ae4240,
@@ -446,6 +446,7 @@ enum {
 	mtpc_botInlineMediaResultPhoto = 0xc5528587,
 	mtpc_botInlineResult = 0x9bebaeb9,
 	mtpc_messages_botResults = 0x1170b0a3,
+	mtpc_exportedMessageLink = 0x1f486803,
 	mtpc_invokeAfterMsg = 0xcb9f372d,
 	mtpc_invokeAfterMsgs = 0x3dc4b4f0,
 	mtpc_initConnection = 0x69796de9,
@@ -604,7 +605,9 @@ enum {
 	mtpc_channels_kickFromChannel = 0xa672de14,
 	mtpc_channels_exportInvite = 0xc7560885,
 	mtpc_channels_deleteChannel = 0xc0111fe3,
-	mtpc_channels_toggleInvites = 0x49609307
+	mtpc_channels_toggleInvites = 0x49609307,
+	mtpc_channels_exportMessageLink = 0xc846d22d,
+	mtpc_channels_toggleSignatures = 0x1f69b606
 };
 
 // Type forward declarations
@@ -1227,6 +1230,9 @@ class MTPDbotInlineResult;
 class MTPmessages_botResults;
 class MTPDmessages_botResults;
 
+class MTPexportedMessageLink;
+class MTPDexportedMessageLink;
+
 
 // Boxed types definitions
 typedef MTPBoxed<MTPresPQ> MTPResPQ;
@@ -1388,6 +1394,7 @@ typedef MTPBoxed<MTPinputBotInlineResult> MTPInputBotInlineResult;
 typedef MTPBoxed<MTPbotInlineMessage> MTPBotInlineMessage;
 typedef MTPBoxed<MTPbotInlineResult> MTPBotInlineResult;
 typedef MTPBoxed<MTPmessages_botResults> MTPmessages_BotResults;
+typedef MTPBoxed<MTPexportedMessageLink> MTPExportedMessageLink;
 
 // Type classes definitions
 
@@ -3511,7 +3518,7 @@ private:
 	explicit MTPmessage(MTPDmessageService *_data);
 
 	friend MTPmessage MTP_messageEmpty(MTPint _id);
-	friend MTPmessage MTP_message(MTPint _flags, MTPint _id, MTPint _from_id, const MTPPeer &_to_id, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, MTPint _date, const MTPstring &_message, const MTPMessageMedia &_media, const MTPReplyMarkup &_reply_markup, const MTPVector<MTPMessageEntity> &_entities, MTPint _views);
+	friend MTPmessage MTP_message(MTPint _flags, MTPint _id, MTPint _from_id, const MTPPeer &_to_id, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, MTPint _date, const MTPstring &_message, const MTPMessageMedia &_media, const MTPReplyMarkup &_reply_markup, const MTPVector<MTPMessageEntity> &_entities, MTPint _views);
 	friend MTPmessage MTP_messageService(MTPint _flags, MTPint _id, MTPint _from_id, const MTPPeer &_to_id, MTPint _date, const MTPMessageAction &_action);
 
 	mtpTypeId _type;
@@ -5717,8 +5724,8 @@ private:
 	explicit MTPupdates(MTPDupdateShortSentMessage *_data);
 
 	friend MTPupdates MTP_updatesTooLong();
-	friend MTPupdates MTP_updateShortMessage(MTPint _flags, MTPint _id, MTPint _user_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities);
-	friend MTPupdates MTP_updateShortChatMessage(MTPint _flags, MTPint _id, MTPint _from_id, MTPint _chat_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities);
+	friend MTPupdates MTP_updateShortMessage(MTPint _flags, MTPint _id, MTPint _user_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities);
+	friend MTPupdates MTP_updateShortChatMessage(MTPint _flags, MTPint _id, MTPint _from_id, MTPint _chat_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities);
 	friend MTPupdates MTP_updateShort(const MTPUpdate &_update, MTPint _date);
 	friend MTPupdates MTP_updatesCombined(const MTPVector<MTPUpdate> &_updates, const MTPVector<MTPUser> &_users, const MTPVector<MTPChat> &_chats, MTPint _date, MTPint _seq_start, MTPint _seq);
 	friend MTPupdates MTP_updates(const MTPVector<MTPUpdate> &_updates, const MTPVector<MTPUser> &_users, const MTPVector<MTPChat> &_chats, MTPint _date, MTPint _seq);
@@ -8956,6 +8963,37 @@ private:
 };
 typedef MTPBoxed<MTPmessages_botResults> MTPmessages_BotResults;
 
+class MTPexportedMessageLink : private mtpDataOwner {
+public:
+	MTPexportedMessageLink();
+	MTPexportedMessageLink(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons = mtpc_exportedMessageLink) : mtpDataOwner(0) {
+		read(from, end, cons);
+	}
+
+	MTPDexportedMessageLink &_exportedMessageLink() {
+		if (!data) throw mtpErrorUninitialized();
+		split();
+		return *(MTPDexportedMessageLink*)data;
+	}
+	const MTPDexportedMessageLink &c_exportedMessageLink() const {
+		if (!data) throw mtpErrorUninitialized();
+		return *(const MTPDexportedMessageLink*)data;
+	}
+
+	uint32 innerLength() const;
+	mtpTypeId type() const;
+	void read(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons = mtpc_exportedMessageLink);
+	void write(mtpBuffer &to) const;
+
+	typedef void ResponseType;
+
+private:
+	explicit MTPexportedMessageLink(MTPDexportedMessageLink *_data);
+
+	friend MTPexportedMessageLink MTP_exportedMessageLink(const MTPstring &_link);
+};
+typedef MTPBoxed<MTPexportedMessageLink> MTPExportedMessageLink;
+
 // Type constructors with data
 
 class MTPDresPQ : public mtpDataImpl<MTPDresPQ> {
@@ -9823,7 +9861,8 @@ public:
 		flag_verified = (1 << 7),
 		flag_megagroup = (1 << 8),
 		flag_restricted = (1 << 9),
-		flag_invites_enabled = (1 << 10),
+		flag_admin_invites = (1 << 10),
+		flag_signatures = (1 << 11),
 		flag_username = (1 << 6),
 		flag_restriction_reason = (1 << 9),
 	};
@@ -9837,7 +9876,8 @@ public:
 	bool is_verified() const { return vflags.v & flag_verified; }
 	bool is_megagroup() const { return vflags.v & flag_megagroup; }
 	bool is_restricted() const { return vflags.v & flag_restricted; }
-	bool is_invites_enabled() const { return vflags.v & flag_invites_enabled; }
+	bool is_admin_invites() const { return vflags.v & flag_admin_invites; }
+	bool is_signatures() const { return vflags.v & flag_signatures; }
 	bool has_username() const { return vflags.v & flag_username; }
 	bool has_restriction_reason() const { return vflags.v & flag_restriction_reason; }
 };
@@ -9998,7 +10038,7 @@ class MTPDmessage : public mtpDataImpl<MTPDmessage> {
 public:
 	MTPDmessage() {
 	}
-	MTPDmessage(MTPint _flags, MTPint _id, MTPint _from_id, const MTPPeer &_to_id, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, MTPint _date, const MTPstring &_message, const MTPMessageMedia &_media, const MTPReplyMarkup &_reply_markup, const MTPVector<MTPMessageEntity> &_entities, MTPint _views) : vflags(_flags), vid(_id), vfrom_id(_from_id), vto_id(_to_id), vfwd_from_id(_fwd_from_id), vfwd_date(_fwd_date), vvia_bot_id(_via_bot_id), vreply_to_msg_id(_reply_to_msg_id), vdate(_date), vmessage(_message), vmedia(_media), vreply_markup(_reply_markup), ventities(_entities), vviews(_views) {
+	MTPDmessage(MTPint _flags, MTPint _id, MTPint _from_id, const MTPPeer &_to_id, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, MTPint _date, const MTPstring &_message, const MTPMessageMedia &_media, const MTPReplyMarkup &_reply_markup, const MTPVector<MTPMessageEntity> &_entities, MTPint _views) : vflags(_flags), vid(_id), vfrom_id(_from_id), vto_id(_to_id), vfwd_from_id(_fwd_from_id), vfwd_date(_fwd_date), vfwd_post(_fwd_post), vvia_bot_id(_via_bot_id), vreply_to_msg_id(_reply_to_msg_id), vdate(_date), vmessage(_message), vmedia(_media), vreply_markup(_reply_markup), ventities(_entities), vviews(_views) {
 	}
 
 	MTPint vflags;
@@ -10007,6 +10047,7 @@ public:
 	MTPPeer vto_id;
 	MTPPeer vfwd_from_id;
 	MTPint vfwd_date;
+	MTPint vfwd_post;
 	MTPint vvia_bot_id;
 	MTPint vreply_to_msg_id;
 	MTPint vdate;
@@ -10021,9 +10062,12 @@ public:
 		flag_out = (1 << 1),
 		flag_mentioned = (1 << 4),
 		flag_media_unread = (1 << 5),
+		flag_silent = (1 << 13),
+		flag_post = (1 << 14),
 		flag_from_id = (1 << 8),
 		flag_fwd_from_id = (1 << 2),
 		flag_fwd_date = (1 << 2),
+		flag_fwd_post = (1 << 12),
 		flag_via_bot_id = (1 << 11),
 		flag_reply_to_msg_id = (1 << 3),
 		flag_media = (1 << 9),
@@ -10036,9 +10080,12 @@ public:
 	bool is_out() const { return vflags.v & flag_out; }
 	bool is_mentioned() const { return vflags.v & flag_mentioned; }
 	bool is_media_unread() const { return vflags.v & flag_media_unread; }
+	bool is_silent() const { return vflags.v & flag_silent; }
+	bool is_post() const { return vflags.v & flag_post; }
 	bool has_from_id() const { return vflags.v & flag_from_id; }
 	bool has_fwd_from_id() const { return vflags.v & flag_fwd_from_id; }
 	bool has_fwd_date() const { return vflags.v & flag_fwd_date; }
+	bool has_fwd_post() const { return vflags.v & flag_fwd_post; }
 	bool has_via_bot_id() const { return vflags.v & flag_via_bot_id; }
 	bool has_reply_to_msg_id() const { return vflags.v & flag_reply_to_msg_id; }
 	bool has_media() const { return vflags.v & flag_media; }
@@ -11230,7 +11277,7 @@ class MTPDupdateShortMessage : public mtpDataImpl<MTPDupdateShortMessage> {
 public:
 	MTPDupdateShortMessage() {
 	}
-	MTPDupdateShortMessage(MTPint _flags, MTPint _id, MTPint _user_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities) : vflags(_flags), vid(_id), vuser_id(_user_id), vmessage(_message), vpts(_pts), vpts_count(_pts_count), vdate(_date), vfwd_from_id(_fwd_from_id), vfwd_date(_fwd_date), vvia_bot_id(_via_bot_id), vreply_to_msg_id(_reply_to_msg_id), ventities(_entities) {
+	MTPDupdateShortMessage(MTPint _flags, MTPint _id, MTPint _user_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities) : vflags(_flags), vid(_id), vuser_id(_user_id), vmessage(_message), vpts(_pts), vpts_count(_pts_count), vdate(_date), vfwd_from_id(_fwd_from_id), vfwd_date(_fwd_date), vfwd_post(_fwd_post), vvia_bot_id(_via_bot_id), vreply_to_msg_id(_reply_to_msg_id), ventities(_entities) {
 	}
 
 	MTPint vflags;
@@ -11242,6 +11289,7 @@ public:
 	MTPint vdate;
 	MTPPeer vfwd_from_id;
 	MTPint vfwd_date;
+	MTPint vfwd_post;
 	MTPint vvia_bot_id;
 	MTPint vreply_to_msg_id;
 	MTPVector<MTPMessageEntity> ventities;
@@ -11251,8 +11299,10 @@ public:
 		flag_out = (1 << 1),
 		flag_mentioned = (1 << 4),
 		flag_media_unread = (1 << 5),
+		flag_silent = (1 << 13),
 		flag_fwd_from_id = (1 << 2),
 		flag_fwd_date = (1 << 2),
+		flag_fwd_post = (1 << 12),
 		flag_via_bot_id = (1 << 11),
 		flag_reply_to_msg_id = (1 << 3),
 		flag_entities = (1 << 7),
@@ -11262,8 +11312,10 @@ public:
 	bool is_out() const { return vflags.v & flag_out; }
 	bool is_mentioned() const { return vflags.v & flag_mentioned; }
 	bool is_media_unread() const { return vflags.v & flag_media_unread; }
+	bool is_silent() const { return vflags.v & flag_silent; }
 	bool has_fwd_from_id() const { return vflags.v & flag_fwd_from_id; }
 	bool has_fwd_date() const { return vflags.v & flag_fwd_date; }
+	bool has_fwd_post() const { return vflags.v & flag_fwd_post; }
 	bool has_via_bot_id() const { return vflags.v & flag_via_bot_id; }
 	bool has_reply_to_msg_id() const { return vflags.v & flag_reply_to_msg_id; }
 	bool has_entities() const { return vflags.v & flag_entities; }
@@ -11273,7 +11325,7 @@ class MTPDupdateShortChatMessage : public mtpDataImpl<MTPDupdateShortChatMessage
 public:
 	MTPDupdateShortChatMessage() {
 	}
-	MTPDupdateShortChatMessage(MTPint _flags, MTPint _id, MTPint _from_id, MTPint _chat_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities) : vflags(_flags), vid(_id), vfrom_id(_from_id), vchat_id(_chat_id), vmessage(_message), vpts(_pts), vpts_count(_pts_count), vdate(_date), vfwd_from_id(_fwd_from_id), vfwd_date(_fwd_date), vvia_bot_id(_via_bot_id), vreply_to_msg_id(_reply_to_msg_id), ventities(_entities) {
+	MTPDupdateShortChatMessage(MTPint _flags, MTPint _id, MTPint _from_id, MTPint _chat_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities) : vflags(_flags), vid(_id), vfrom_id(_from_id), vchat_id(_chat_id), vmessage(_message), vpts(_pts), vpts_count(_pts_count), vdate(_date), vfwd_from_id(_fwd_from_id), vfwd_date(_fwd_date), vfwd_post(_fwd_post), vvia_bot_id(_via_bot_id), vreply_to_msg_id(_reply_to_msg_id), ventities(_entities) {
 	}
 
 	MTPint vflags;
@@ -11286,6 +11338,7 @@ public:
 	MTPint vdate;
 	MTPPeer vfwd_from_id;
 	MTPint vfwd_date;
+	MTPint vfwd_post;
 	MTPint vvia_bot_id;
 	MTPint vreply_to_msg_id;
 	MTPVector<MTPMessageEntity> ventities;
@@ -11295,8 +11348,10 @@ public:
 		flag_out = (1 << 1),
 		flag_mentioned = (1 << 4),
 		flag_media_unread = (1 << 5),
+		flag_silent = (1 << 13),
 		flag_fwd_from_id = (1 << 2),
 		flag_fwd_date = (1 << 2),
+		flag_fwd_post = (1 << 12),
 		flag_via_bot_id = (1 << 11),
 		flag_reply_to_msg_id = (1 << 3),
 		flag_entities = (1 << 7),
@@ -11306,8 +11361,10 @@ public:
 	bool is_out() const { return vflags.v & flag_out; }
 	bool is_mentioned() const { return vflags.v & flag_mentioned; }
 	bool is_media_unread() const { return vflags.v & flag_media_unread; }
+	bool is_silent() const { return vflags.v & flag_silent; }
 	bool has_fwd_from_id() const { return vflags.v & flag_fwd_from_id; }
 	bool has_fwd_date() const { return vflags.v & flag_fwd_date; }
+	bool has_fwd_post() const { return vflags.v & flag_fwd_post; }
 	bool has_via_bot_id() const { return vflags.v & flag_via_bot_id; }
 	bool has_reply_to_msg_id() const { return vflags.v & flag_reply_to_msg_id; }
 	bool has_entities() const { return vflags.v & flag_entities; }
@@ -11442,10 +11499,12 @@ public:
 	enum {
 		flag_ipv6 = (1 << 0),
 		flag_media_only = (1 << 1),
+		flag_tcpo_only = (1 << 2),
 	};
 
 	bool is_ipv6() const { return vflags.v & flag_ipv6; }
 	bool is_media_only() const { return vflags.v & flag_media_only; }
+	bool is_tcpo_only() const { return vflags.v & flag_tcpo_only; }
 };
 
 class MTPDconfig : public mtpDataImpl<MTPDconfig> {
@@ -13023,6 +13082,16 @@ public:
 	bool has_next_offset() const { return vflags.v & flag_next_offset; }
 };
 
+class MTPDexportedMessageLink : public mtpDataImpl<MTPDexportedMessageLink> {
+public:
+	MTPDexportedMessageLink() {
+	}
+	MTPDexportedMessageLink(const MTPstring &_link) : vlink(_link) {
+	}
+
+	MTPstring vlink;
+};
+
 // RPC methods
 
 class MTPreq_pq { // RPC method 'req_pq'
@@ -16206,6 +16275,7 @@ public:
 	enum {
 		flag_no_webpage = (1 << 1),
 		flag_broadcast = (1 << 4),
+		flag_silent = (1 << 5),
 		flag_reply_to_msg_id = (1 << 0),
 		flag_reply_markup = (1 << 2),
 		flag_entities = (1 << 3),
@@ -16213,6 +16283,7 @@ public:
 
 	bool is_no_webpage() const { return vflags.v & flag_no_webpage; }
 	bool is_broadcast() const { return vflags.v & flag_broadcast; }
+	bool is_silent() const { return vflags.v & flag_silent; }
 	bool has_reply_to_msg_id() const { return vflags.v & flag_reply_to_msg_id; }
 	bool has_reply_markup() const { return vflags.v & flag_reply_markup; }
 	bool has_entities() const { return vflags.v & flag_entities; }
@@ -16275,11 +16346,13 @@ public:
 
 	enum {
 		flag_broadcast = (1 << 4),
+		flag_silent = (1 << 5),
 		flag_reply_to_msg_id = (1 << 0),
 		flag_reply_markup = (1 << 2),
 	};
 
 	bool is_broadcast() const { return vflags.v & flag_broadcast; }
+	bool is_silent() const { return vflags.v & flag_silent; }
 	bool has_reply_to_msg_id() const { return vflags.v & flag_reply_to_msg_id; }
 	bool has_reply_markup() const { return vflags.v & flag_reply_markup; }
 
@@ -16338,9 +16411,11 @@ public:
 
 	enum {
 		flag_broadcast = (1 << 4),
+		flag_silent = (1 << 5),
 	};
 
 	bool is_broadcast() const { return vflags.v & flag_broadcast; }
+	bool is_silent() const { return vflags.v & flag_silent; }
 
 	uint32 innerLength() const {
 		return vflags.innerLength() + vfrom_peer.innerLength() + vid.innerLength() + vrandom_id.innerLength() + vto_peer.innerLength();
@@ -18230,10 +18305,12 @@ public:
 
 	enum {
 		flag_broadcast = (1 << 4),
+		flag_silent = (1 << 5),
 		flag_reply_to_msg_id = (1 << 0),
 	};
 
 	bool is_broadcast() const { return vflags.v & flag_broadcast; }
+	bool is_silent() const { return vflags.v & flag_silent; }
 	bool has_reply_to_msg_id() const { return vflags.v & flag_reply_to_msg_id; }
 
 	uint32 innerLength() const {
@@ -20133,6 +20210,90 @@ public:
 	}
 };
 
+class MTPchannels_exportMessageLink { // RPC method 'channels.exportMessageLink'
+public:
+	MTPInputChannel vchannel;
+	MTPint vid;
+
+	MTPchannels_exportMessageLink() {
+	}
+	MTPchannels_exportMessageLink(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons = mtpc_channels_exportMessageLink) {
+		read(from, end, cons);
+	}
+	MTPchannels_exportMessageLink(const MTPInputChannel &_channel, MTPint _id) : vchannel(_channel), vid(_id) {
+	}
+
+	uint32 innerLength() const {
+		return vchannel.innerLength() + vid.innerLength();
+	}
+	mtpTypeId type() const {
+		return mtpc_channels_exportMessageLink;
+	}
+	void read(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons = mtpc_channels_exportMessageLink) {
+		vchannel.read(from, end);
+		vid.read(from, end);
+	}
+	void write(mtpBuffer &to) const {
+		vchannel.write(to);
+		vid.write(to);
+	}
+
+	typedef MTPExportedMessageLink ResponseType;
+};
+class MTPchannels_ExportMessageLink : public MTPBoxed<MTPchannels_exportMessageLink> {
+public:
+	MTPchannels_ExportMessageLink() {
+	}
+	MTPchannels_ExportMessageLink(const MTPchannels_exportMessageLink &v) : MTPBoxed<MTPchannels_exportMessageLink>(v) {
+	}
+	MTPchannels_ExportMessageLink(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons = 0) : MTPBoxed<MTPchannels_exportMessageLink>(from, end, cons) {
+	}
+	MTPchannels_ExportMessageLink(const MTPInputChannel &_channel, MTPint _id) : MTPBoxed<MTPchannels_exportMessageLink>(MTPchannels_exportMessageLink(_channel, _id)) {
+	}
+};
+
+class MTPchannels_toggleSignatures { // RPC method 'channels.toggleSignatures'
+public:
+	MTPInputChannel vchannel;
+	MTPBool venabled;
+
+	MTPchannels_toggleSignatures() {
+	}
+	MTPchannels_toggleSignatures(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons = mtpc_channels_toggleSignatures) {
+		read(from, end, cons);
+	}
+	MTPchannels_toggleSignatures(const MTPInputChannel &_channel, MTPBool _enabled) : vchannel(_channel), venabled(_enabled) {
+	}
+
+	uint32 innerLength() const {
+		return vchannel.innerLength() + venabled.innerLength();
+	}
+	mtpTypeId type() const {
+		return mtpc_channels_toggleSignatures;
+	}
+	void read(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons = mtpc_channels_toggleSignatures) {
+		vchannel.read(from, end);
+		venabled.read(from, end);
+	}
+	void write(mtpBuffer &to) const {
+		vchannel.write(to);
+		venabled.write(to);
+	}
+
+	typedef MTPUpdates ResponseType;
+};
+class MTPchannels_ToggleSignatures : public MTPBoxed<MTPchannels_toggleSignatures> {
+public:
+	MTPchannels_ToggleSignatures() {
+	}
+	MTPchannels_ToggleSignatures(const MTPchannels_toggleSignatures &v) : MTPBoxed<MTPchannels_toggleSignatures>(v) {
+	}
+	MTPchannels_ToggleSignatures(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons = 0) : MTPBoxed<MTPchannels_toggleSignatures>(from, end, cons) {
+	}
+	MTPchannels_ToggleSignatures(const MTPInputChannel &_channel, MTPBool _enabled) : MTPBoxed<MTPchannels_toggleSignatures>(MTPchannels_toggleSignatures(_channel, _enabled)) {
+	}
+};
+
 // Inline methods definition
 
 inline MTPresPQ::MTPresPQ() : mtpDataOwner(new MTPDresPQ()) {
@@ -22885,7 +23046,7 @@ inline uint32 MTPmessage::innerLength() const {
 		}
 		case mtpc_message: {
 			const MTPDmessage &v(c_message());
-			return v.vflags.innerLength() + v.vid.innerLength() + (v.has_from_id() ? v.vfrom_id.innerLength() : 0) + v.vto_id.innerLength() + (v.has_fwd_from_id() ? v.vfwd_from_id.innerLength() : 0) + (v.has_fwd_date() ? v.vfwd_date.innerLength() : 0) + (v.has_via_bot_id() ? v.vvia_bot_id.innerLength() : 0) + (v.has_reply_to_msg_id() ? v.vreply_to_msg_id.innerLength() : 0) + v.vdate.innerLength() + v.vmessage.innerLength() + (v.has_media() ? v.vmedia.innerLength() : 0) + (v.has_reply_markup() ? v.vreply_markup.innerLength() : 0) + (v.has_entities() ? v.ventities.innerLength() : 0) + (v.has_views() ? v.vviews.innerLength() : 0);
+			return v.vflags.innerLength() + v.vid.innerLength() + (v.has_from_id() ? v.vfrom_id.innerLength() : 0) + v.vto_id.innerLength() + (v.has_fwd_from_id() ? v.vfwd_from_id.innerLength() : 0) + (v.has_fwd_date() ? v.vfwd_date.innerLength() : 0) + (v.has_fwd_post() ? v.vfwd_post.innerLength() : 0) + (v.has_via_bot_id() ? v.vvia_bot_id.innerLength() : 0) + (v.has_reply_to_msg_id() ? v.vreply_to_msg_id.innerLength() : 0) + v.vdate.innerLength() + v.vmessage.innerLength() + (v.has_media() ? v.vmedia.innerLength() : 0) + (v.has_reply_markup() ? v.vreply_markup.innerLength() : 0) + (v.has_entities() ? v.ventities.innerLength() : 0) + (v.has_views() ? v.vviews.innerLength() : 0);
 		}
 		case mtpc_messageService: {
 			const MTPDmessageService &v(c_messageService());
@@ -22915,6 +23076,7 @@ inline void MTPmessage::read(const mtpPrime *&from, const mtpPrime *end, mtpType
 			v.vto_id.read(from, end);
 			if (v.has_fwd_from_id()) { v.vfwd_from_id.read(from, end); } else { v.vfwd_from_id = MTPPeer(); }
 			if (v.has_fwd_date()) { v.vfwd_date.read(from, end); } else { v.vfwd_date = MTPint(); }
+			if (v.has_fwd_post()) { v.vfwd_post.read(from, end); } else { v.vfwd_post = MTPint(); }
 			if (v.has_via_bot_id()) { v.vvia_bot_id.read(from, end); } else { v.vvia_bot_id = MTPint(); }
 			if (v.has_reply_to_msg_id()) { v.vreply_to_msg_id.read(from, end); } else { v.vreply_to_msg_id = MTPint(); }
 			v.vdate.read(from, end);
@@ -22951,6 +23113,7 @@ inline void MTPmessage::write(mtpBuffer &to) const {
 			v.vto_id.write(to);
 			if (v.has_fwd_from_id()) v.vfwd_from_id.write(to);
 			if (v.has_fwd_date()) v.vfwd_date.write(to);
+			if (v.has_fwd_post()) v.vfwd_post.write(to);
 			if (v.has_via_bot_id()) v.vvia_bot_id.write(to);
 			if (v.has_reply_to_msg_id()) v.vreply_to_msg_id.write(to);
 			v.vdate.write(to);
@@ -22988,8 +23151,8 @@ inline MTPmessage::MTPmessage(MTPDmessageService *_data) : mtpDataOwner(_data),
 inline MTPmessage MTP_messageEmpty(MTPint _id) {
 	return MTPmessage(new MTPDmessageEmpty(_id));
 }
-inline MTPmessage MTP_message(MTPint _flags, MTPint _id, MTPint _from_id, const MTPPeer &_to_id, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, MTPint _date, const MTPstring &_message, const MTPMessageMedia &_media, const MTPReplyMarkup &_reply_markup, const MTPVector<MTPMessageEntity> &_entities, MTPint _views) {
-	return MTPmessage(new MTPDmessage(_flags, _id, _from_id, _to_id, _fwd_from_id, _fwd_date, _via_bot_id, _reply_to_msg_id, _date, _message, _media, _reply_markup, _entities, _views));
+inline MTPmessage MTP_message(MTPint _flags, MTPint _id, MTPint _from_id, const MTPPeer &_to_id, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, MTPint _date, const MTPstring &_message, const MTPMessageMedia &_media, const MTPReplyMarkup &_reply_markup, const MTPVector<MTPMessageEntity> &_entities, MTPint _views) {
+	return MTPmessage(new MTPDmessage(_flags, _id, _from_id, _to_id, _fwd_from_id, _fwd_date, _fwd_post, _via_bot_id, _reply_to_msg_id, _date, _message, _media, _reply_markup, _entities, _views));
 }
 inline MTPmessage MTP_messageService(MTPint _flags, MTPint _id, MTPint _from_id, const MTPPeer &_to_id, MTPint _date, const MTPMessageAction &_action) {
 	return MTPmessage(new MTPDmessageService(_flags, _id, _from_id, _to_id, _date, _action));
@@ -25946,11 +26109,11 @@ inline uint32 MTPupdates::innerLength() const {
 	switch (_type) {
 		case mtpc_updateShortMessage: {
 			const MTPDupdateShortMessage &v(c_updateShortMessage());
-			return v.vflags.innerLength() + v.vid.innerLength() + v.vuser_id.innerLength() + v.vmessage.innerLength() + v.vpts.innerLength() + v.vpts_count.innerLength() + v.vdate.innerLength() + (v.has_fwd_from_id() ? v.vfwd_from_id.innerLength() : 0) + (v.has_fwd_date() ? v.vfwd_date.innerLength() : 0) + (v.has_via_bot_id() ? v.vvia_bot_id.innerLength() : 0) + (v.has_reply_to_msg_id() ? v.vreply_to_msg_id.innerLength() : 0) + (v.has_entities() ? v.ventities.innerLength() : 0);
+			return v.vflags.innerLength() + v.vid.innerLength() + v.vuser_id.innerLength() + v.vmessage.innerLength() + v.vpts.innerLength() + v.vpts_count.innerLength() + v.vdate.innerLength() + (v.has_fwd_from_id() ? v.vfwd_from_id.innerLength() : 0) + (v.has_fwd_date() ? v.vfwd_date.innerLength() : 0) + (v.has_fwd_post() ? v.vfwd_post.innerLength() : 0) + (v.has_via_bot_id() ? v.vvia_bot_id.innerLength() : 0) + (v.has_reply_to_msg_id() ? v.vreply_to_msg_id.innerLength() : 0) + (v.has_entities() ? v.ventities.innerLength() : 0);
 		}
 		case mtpc_updateShortChatMessage: {
 			const MTPDupdateShortChatMessage &v(c_updateShortChatMessage());
-			return v.vflags.innerLength() + v.vid.innerLength() + v.vfrom_id.innerLength() + v.vchat_id.innerLength() + v.vmessage.innerLength() + v.vpts.innerLength() + v.vpts_count.innerLength() + v.vdate.innerLength() + (v.has_fwd_from_id() ? v.vfwd_from_id.innerLength() : 0) + (v.has_fwd_date() ? v.vfwd_date.innerLength() : 0) + (v.has_via_bot_id() ? v.vvia_bot_id.innerLength() : 0) + (v.has_reply_to_msg_id() ? v.vreply_to_msg_id.innerLength() : 0) + (v.has_entities() ? v.ventities.innerLength() : 0);
+			return v.vflags.innerLength() + v.vid.innerLength() + v.vfrom_id.innerLength() + v.vchat_id.innerLength() + v.vmessage.innerLength() + v.vpts.innerLength() + v.vpts_count.innerLength() + v.vdate.innerLength() + (v.has_fwd_from_id() ? v.vfwd_from_id.innerLength() : 0) + (v.has_fwd_date() ? v.vfwd_date.innerLength() : 0) + (v.has_fwd_post() ? v.vfwd_post.innerLength() : 0) + (v.has_via_bot_id() ? v.vvia_bot_id.innerLength() : 0) + (v.has_reply_to_msg_id() ? v.vreply_to_msg_id.innerLength() : 0) + (v.has_entities() ? v.ventities.innerLength() : 0);
 		}
 		case mtpc_updateShort: {
 			const MTPDupdateShort &v(c_updateShort());
@@ -25991,6 +26154,7 @@ inline void MTPupdates::read(const mtpPrime *&from, const mtpPrime *end, mtpType
 			v.vdate.read(from, end);
 			if (v.has_fwd_from_id()) { v.vfwd_from_id.read(from, end); } else { v.vfwd_from_id = MTPPeer(); }
 			if (v.has_fwd_date()) { v.vfwd_date.read(from, end); } else { v.vfwd_date = MTPint(); }
+			if (v.has_fwd_post()) { v.vfwd_post.read(from, end); } else { v.vfwd_post = MTPint(); }
 			if (v.has_via_bot_id()) { v.vvia_bot_id.read(from, end); } else { v.vvia_bot_id = MTPint(); }
 			if (v.has_reply_to_msg_id()) { v.vreply_to_msg_id.read(from, end); } else { v.vreply_to_msg_id = MTPint(); }
 			if (v.has_entities()) { v.ventities.read(from, end); } else { v.ventities = MTPVector<MTPMessageEntity>(); }
@@ -26008,6 +26172,7 @@ inline void MTPupdates::read(const mtpPrime *&from, const mtpPrime *end, mtpType
 			v.vdate.read(from, end);
 			if (v.has_fwd_from_id()) { v.vfwd_from_id.read(from, end); } else { v.vfwd_from_id = MTPPeer(); }
 			if (v.has_fwd_date()) { v.vfwd_date.read(from, end); } else { v.vfwd_date = MTPint(); }
+			if (v.has_fwd_post()) { v.vfwd_post.read(from, end); } else { v.vfwd_post = MTPint(); }
 			if (v.has_via_bot_id()) { v.vvia_bot_id.read(from, end); } else { v.vvia_bot_id = MTPint(); }
 			if (v.has_reply_to_msg_id()) { v.vreply_to_msg_id.read(from, end); } else { v.vreply_to_msg_id = MTPint(); }
 			if (v.has_entities()) { v.ventities.read(from, end); } else { v.ventities = MTPVector<MTPMessageEntity>(); }
@@ -26064,6 +26229,7 @@ inline void MTPupdates::write(mtpBuffer &to) const {
 			v.vdate.write(to);
 			if (v.has_fwd_from_id()) v.vfwd_from_id.write(to);
 			if (v.has_fwd_date()) v.vfwd_date.write(to);
+			if (v.has_fwd_post()) v.vfwd_post.write(to);
 			if (v.has_via_bot_id()) v.vvia_bot_id.write(to);
 			if (v.has_reply_to_msg_id()) v.vreply_to_msg_id.write(to);
 			if (v.has_entities()) v.ventities.write(to);
@@ -26080,6 +26246,7 @@ inline void MTPupdates::write(mtpBuffer &to) const {
 			v.vdate.write(to);
 			if (v.has_fwd_from_id()) v.vfwd_from_id.write(to);
 			if (v.has_fwd_date()) v.vfwd_date.write(to);
+			if (v.has_fwd_post()) v.vfwd_post.write(to);
 			if (v.has_via_bot_id()) v.vvia_bot_id.write(to);
 			if (v.has_reply_to_msg_id()) v.vreply_to_msg_id.write(to);
 			if (v.has_entities()) v.ventities.write(to);
@@ -26145,11 +26312,11 @@ inline MTPupdates::MTPupdates(MTPDupdateShortSentMessage *_data) : mtpDataOwner(
 inline MTPupdates MTP_updatesTooLong() {
 	return MTPupdates(mtpc_updatesTooLong);
 }
-inline MTPupdates MTP_updateShortMessage(MTPint _flags, MTPint _id, MTPint _user_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities) {
-	return MTPupdates(new MTPDupdateShortMessage(_flags, _id, _user_id, _message, _pts, _pts_count, _date, _fwd_from_id, _fwd_date, _via_bot_id, _reply_to_msg_id, _entities));
+inline MTPupdates MTP_updateShortMessage(MTPint _flags, MTPint _id, MTPint _user_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities) {
+	return MTPupdates(new MTPDupdateShortMessage(_flags, _id, _user_id, _message, _pts, _pts_count, _date, _fwd_from_id, _fwd_date, _fwd_post, _via_bot_id, _reply_to_msg_id, _entities));
 }
-inline MTPupdates MTP_updateShortChatMessage(MTPint _flags, MTPint _id, MTPint _from_id, MTPint _chat_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities) {
-	return MTPupdates(new MTPDupdateShortChatMessage(_flags, _id, _from_id, _chat_id, _message, _pts, _pts_count, _date, _fwd_from_id, _fwd_date, _via_bot_id, _reply_to_msg_id, _entities));
+inline MTPupdates MTP_updateShortChatMessage(MTPint _flags, MTPint _id, MTPint _from_id, MTPint _chat_id, const MTPstring &_message, MTPint _pts, MTPint _pts_count, MTPint _date, const MTPPeer &_fwd_from_id, MTPint _fwd_date, MTPint _fwd_post, MTPint _via_bot_id, MTPint _reply_to_msg_id, const MTPVector<MTPMessageEntity> &_entities) {
+	return MTPupdates(new MTPDupdateShortChatMessage(_flags, _id, _from_id, _chat_id, _message, _pts, _pts_count, _date, _fwd_from_id, _fwd_date, _fwd_post, _via_bot_id, _reply_to_msg_id, _entities));
 }
 inline MTPupdates MTP_updateShort(const MTPUpdate &_update, MTPint _date) {
 	return MTPupdates(new MTPDupdateShort(_update, _date));
@@ -30417,5 +30584,32 @@ inline MTPmessages_botResults MTP_messages_botResults(MTPint _flags, const MTPlo
 	return MTPmessages_botResults(new MTPDmessages_botResults(_flags, _query_id, _next_offset, _results));
 }
 
+inline MTPexportedMessageLink::MTPexportedMessageLink() : mtpDataOwner(new MTPDexportedMessageLink()) {
+}
+
+inline uint32 MTPexportedMessageLink::innerLength() const {
+	const MTPDexportedMessageLink &v(c_exportedMessageLink());
+	return v.vlink.innerLength();
+}
+inline mtpTypeId MTPexportedMessageLink::type() const {
+	return mtpc_exportedMessageLink;
+}
+inline void MTPexportedMessageLink::read(const mtpPrime *&from, const mtpPrime *end, mtpTypeId cons) {
+	if (cons != mtpc_exportedMessageLink) throw mtpErrorUnexpected(cons, "MTPexportedMessageLink");
+
+	if (!data) setData(new MTPDexportedMessageLink());
+	MTPDexportedMessageLink &v(_exportedMessageLink());
+	v.vlink.read(from, end);
+}
+inline void MTPexportedMessageLink::write(mtpBuffer &to) const {
+	const MTPDexportedMessageLink &v(c_exportedMessageLink());
+	v.vlink.write(to);
+}
+inline MTPexportedMessageLink::MTPexportedMessageLink(MTPDexportedMessageLink *_data) : mtpDataOwner(_data) {
+}
+inline MTPexportedMessageLink MTP_exportedMessageLink(const MTPstring &_link) {
+	return MTPexportedMessageLink(new MTPDexportedMessageLink(_link));
+}
+
 // Human-readable text serialization
 void mtpTextSerializeType(MTPStringLogger &to, const mtpPrime *&from, const mtpPrime *end, mtpPrime cons, uint32 level, mtpPrime vcons);
diff --git a/Telegram/SourceFiles/mtproto/scheme.tl b/Telegram/SourceFiles/mtproto/scheme.tl
index 499823df8e..8c3a8a5dda 100644
--- a/Telegram/SourceFiles/mtproto/scheme.tl
+++ b/Telegram/SourceFiles/mtproto/scheme.tl
@@ -209,7 +209,7 @@ userStatusLastMonth#77ebc742 = UserStatus;
 chatEmpty#9ba2d800 id: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#4b1b7506 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 restricted:flags.9?true invites_enabled:flags.10?true id:int access_hash:long title:string username:flags.6?string photo:ChatPhoto date:int version:int restriction_reason:flags.9?string = Chat;
+channel#4b1b7506 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 restricted:flags.9?true admin_invites:flags.10?true signatures:flags.11?true id:int access_hash:long title:string username:flags.6?string photo:ChatPhoto date:int version:int restriction_reason:flags.9?string = 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;
@@ -226,7 +226,7 @@ chatPhotoEmpty#37c1011c = ChatPhoto;
 chatPhoto#6153276a photo_small:FileLocation photo_big:FileLocation = ChatPhoto;
 
 messageEmpty#83e5de54 id:int = Message;
-message#c992e15c flags:# unread:flags.0?true out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true id:int from_id:flags.8?int to_id:Peer fwd_from_id:flags.2?Peer fwd_date:flags.2?int via_bot_id:flags.11?int reply_to_msg_id:flags.3?int date:int message:string media:flags.9?MessageMedia reply_markup:flags.6?ReplyMarkup entities:flags.7?Vector<MessageEntity> views:flags.10?int = Message;
+message#ef11cef6 flags:# unread:flags.0?true out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true silent:flags.13?true post:flags.14?true id:int from_id:flags.8?int to_id:Peer fwd_from_id:flags.2?Peer fwd_date:flags.2?int fwd_post:flags.12?int via_bot_id:flags.11?int reply_to_msg_id:flags.3?int date:int message:string media:flags.9?MessageMedia reply_markup:flags.6?ReplyMarkup entities:flags.7?Vector<MessageEntity> views:flags.10?int = Message;
 messageService#c06b9607 flags:# unread:flags.0?true out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true id:int from_id:flags.8?int to_id:Peer date:int action:MessageAction = Message;
 
 messageMediaEmpty#3ded6320 = MessageMedia;
@@ -391,8 +391,8 @@ updates.difference#f49ca0 new_messages:Vector<Message> new_encrypted_messages:Ve
 updates.differenceSlice#a8fb1981 new_messages:Vector<Message> new_encrypted_messages:Vector<EncryptedMessage> other_updates:Vector<Update> chats:Vector<Chat> users:Vector<User> intermediate_state:updates.State = updates.Difference;
 
 updatesTooLong#e317af7e = Updates;
-updateShortMessage#13e4deaa flags:# unread:flags.0?true out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true id:int user_id:int message:string pts:int pts_count:int date:int fwd_from_id:flags.2?Peer fwd_date:flags.2?int via_bot_id:flags.11?int reply_to_msg_id:flags.3?int entities:flags.7?Vector<MessageEntity> = Updates;
-updateShortChatMessage#248afa62 flags:# unread:flags.0?true out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true id:int from_id:int chat_id:int message:string pts:int pts_count:int date:int fwd_from_id:flags.2?Peer fwd_date:flags.2?int via_bot_id:flags.11?int reply_to_msg_id:flags.3?int entities:flags.7?Vector<MessageEntity> = Updates;
+updateShortMessage#3afbe9d1 flags:# unread:flags.0?true out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true silent:flags.13?true id:int user_id:int message:string pts:int pts_count:int date:int fwd_from_id:flags.2?Peer fwd_date:flags.2?int fwd_post:flags.12?int via_bot_id:flags.11?int reply_to_msg_id:flags.3?int entities:flags.7?Vector<MessageEntity> = Updates;
+updateShortChatMessage#ca2ef195 flags:# unread:flags.0?true out:flags.1?true mentioned:flags.4?true media_unread:flags.5?true silent:flags.13?true id:int from_id:int chat_id:int message:string pts:int pts_count:int date:int fwd_from_id:flags.2?Peer fwd_date:flags.2?int fwd_post:flags.12?int via_bot_id:flags.11?int reply_to_msg_id:flags.3?int entities:flags.7?Vector<MessageEntity> = Updates;
 updateShort#78d4dec1 update:Update date:int = Updates;
 updatesCombined#725b04c3 updates:Vector<Update> users:Vector<User> chats:Vector<Chat> date:int seq_start:int seq:int = Updates;
 updates#74ae4240 updates:Vector<Update> users:Vector<User> chats:Vector<Chat> date:int seq:int = Updates;
@@ -405,7 +405,7 @@ photos.photo#20212ca8 photo:Photo users:Vector<User> = photos.Photo;
 
 upload.file#96a18d5 type:storage.FileType mtime:int bytes:bytes = upload.File;
 
-dcOption#5d8c6cc flags:# ipv6:flags.0?true media_only:flags.1?true id:int ip_address:string port:int = DcOption;
+dcOption#5d8c6cc flags:# ipv6:flags.0?true media_only:flags.1?true tcpo_only:flags.2?true id:int ip_address:string port:int = DcOption;
 
 config#6bbc5f8 date:int expires:int test_mode:Bool this_dc:int dc_options:Vector<DcOption> chat_size_max:int megagroup_size_max:int forwarded_count_max:int online_update_period_ms:int offline_blur_timeout_ms:int offline_idle_timeout_ms:int online_cloud_timeout_ms:int notify_cloud_delay_ms:int notify_default_delay_ms:int chat_big_size:int push_chat_period_ms:int push_chat_limit:int saved_gifs_limit:int disabled_features:Vector<DisabledFeature> = Config;
 
@@ -639,6 +639,8 @@ botInlineResult#9bebaeb9 flags:# id:string type:string title:flags.1?string desc
 
 messages.botResults#1170b0a3 flags:# gallery:flags.0?true query_id:long next_offset:flags.1?string results:Vector<BotInlineResult> = messages.BotResults;
 
+exportedMessageLink#1f486803 link:string = ExportedMessageLink;
+
 ---functions---
 
 invokeAfterMsg#cb9f372d {X:Type} msg_id:long query:!X = X;
@@ -714,9 +716,9 @@ messages.deleteHistory#b7c13bd9 peer:InputPeer max_id:int = messages.AffectedHis
 messages.deleteMessages#a5f18925 id:Vector<int> = messages.AffectedMessages;
 messages.receivedMessages#5a954c0 max_id:int = Vector<ReceivedNotifyMessage>;
 messages.setTyping#a3825e50 peer:InputPeer action:SendMessageAction = Bool;
-messages.sendMessage#fa88427a flags:# no_webpage:flags.1?true broadcast:flags.4?true peer:InputPeer reply_to_msg_id:flags.0?int message:string random_id:long reply_markup:flags.2?ReplyMarkup entities:flags.3?Vector<MessageEntity> = Updates;
-messages.sendMedia#c8f16791 flags:# broadcast:flags.4?true peer:InputPeer reply_to_msg_id:flags.0?int media:InputMedia random_id:long reply_markup:flags.2?ReplyMarkup = Updates;
-messages.forwardMessages#708e0195 flags:# broadcast:flags.4?true from_peer:InputPeer id:Vector<int> random_id:Vector<long> to_peer:InputPeer = Updates;
+messages.sendMessage#fa88427a flags:# no_webpage:flags.1?true broadcast:flags.4?true silent:flags.5?true peer:InputPeer reply_to_msg_id:flags.0?int message:string random_id:long reply_markup:flags.2?ReplyMarkup entities:flags.3?Vector<MessageEntity> = Updates;
+messages.sendMedia#c8f16791 flags:# broadcast:flags.4?true silent:flags.5?true peer:InputPeer reply_to_msg_id:flags.0?int media:InputMedia random_id:long reply_markup:flags.2?ReplyMarkup = Updates;
+messages.forwardMessages#708e0195 flags:# broadcast:flags.4?true silent:flags.5?true from_peer:InputPeer id:Vector<int> random_id:Vector<long> to_peer:InputPeer = Updates;
 messages.reportSpam#cf1592db peer:InputPeer = Bool;
 messages.getChats#3c6aa187 id:Vector<int> = messages.Chats;
 messages.getFullChat#3b831c66 chat_id:int = messages.ChatFull;
@@ -760,7 +762,7 @@ messages.getSavedGifs#83bf3d52 hash:int = messages.SavedGifs;
 messages.saveGif#327a30cb id:InputDocument unsave:Bool = Bool;
 messages.getInlineBotResults#9324600d bot:InputUser query:string offset:string = messages.BotResults;
 messages.setInlineBotResults#3f23ec12 flags:# gallery:flags.0?true private:flags.1?true query_id:long results:Vector<InputBotInlineResult> cache_time:int next_offset:flags.2?string = Bool;
-messages.sendInlineBotResult#b16e06fe flags:# broadcast:flags.4?true peer:InputPeer reply_to_msg_id:flags.0?int random_id:long query_id:long id:string = Updates;
+messages.sendInlineBotResult#b16e06fe flags:# broadcast:flags.4?true silent:flags.5?true peer:InputPeer reply_to_msg_id:flags.0?int random_id:long query_id:long id:string = Updates;
 
 updates.getState#edd4882a = updates.State;
 updates.getDifference#a041495 pts:int date:int qts:int = updates.Difference;
@@ -810,3 +812,5 @@ channels.kickFromChannel#a672de14 channel:InputChannel user_id:InputUser kicked:
 channels.exportInvite#c7560885 channel:InputChannel = ExportedChatInvite;
 channels.deleteChannel#c0111fe3 channel:InputChannel = Updates;
 channels.toggleInvites#49609307 channel:InputChannel enabled:Bool = Updates;
+channels.exportMessageLink#c846d22d channel:InputChannel id:int = ExportedMessageLink;
+channels.toggleSignatures#1f69b606 channel:InputChannel enabled:Bool = Updates;
diff --git a/Telegram/SourceFiles/overviewwidget.cpp b/Telegram/SourceFiles/overviewwidget.cpp
index f00799cf63..d0246cf776 100644
--- a/Telegram/SourceFiles/overviewwidget.cpp
+++ b/Telegram/SourceFiles/overviewwidget.cpp
@@ -1306,16 +1306,17 @@ void OverviewInner::showContextMenu(QContextMenuEvent *e, bool showFromTouch) {
 		if (_selectedMsgId) repaintItem(_selectedMsgId, -1);
 	} else if (!ignoreMousedItem && App::mousedItem() && App::mousedItem()->channelId() == itemChannel(_mousedItem) && App::mousedItem()->id == itemMsgId(_mousedItem)) {
 		_menu = new PopupMenu();
-		if ((_contextMenuLnk && dynamic_cast<TextLink*>(_contextMenuLnk.data()))) {
+		QLatin1String linktype = _contextMenuLnk ? _contextMenuLnk->type() : qstr("");
+		if (linktype == qstr("TextLink") || linktype == qstr("LocationLink")) {
 			_menu->addAction(lang(lng_context_open_link), this, SLOT(openContextUrl()))->setEnabled(true);
 			_menu->addAction(lang(lng_context_copy_link), this, SLOT(copyContextUrl()))->setEnabled(true);
-		} else if ((_contextMenuLnk && dynamic_cast<EmailLink*>(_contextMenuLnk.data()))) {
+		} else if (linktype == qstr("EmailLink")) {
 			_menu->addAction(lang(lng_context_open_email), this, SLOT(openContextUrl()))->setEnabled(true);
 			_menu->addAction(lang(lng_context_copy_email), this, SLOT(copyContextUrl()))->setEnabled(true);
-		} else if (_contextMenuLnk && dynamic_cast<MentionLink*>(_contextMenuLnk.data())) {
+		} else if (linktype == qstr("MentionLink")) {
 			_menu->addAction(lang(lng_context_open_mention), this, SLOT(openContextUrl()))->setEnabled(true);
 			_menu->addAction(lang(lng_context_copy_mention), this, SLOT(copyContextUrl()))->setEnabled(true);
-		} else if (_contextMenuLnk && dynamic_cast<HashtagLink*>(_contextMenuLnk.data())) {
+		} else if (linktype == qstr("HashtagLink")) {
 			_menu->addAction(lang(lng_context_open_hashtag), this, SLOT(openContextUrl()))->setEnabled(true);
 			_menu->addAction(lang(lng_context_copy_hashtag), this, SLOT(copyContextUrl()))->setEnabled(true);
 		} else {
diff --git a/Telegram/SourceFiles/profilewidget.cpp b/Telegram/SourceFiles/profilewidget.cpp
index 313709f181..665ed2b668 100644
--- a/Telegram/SourceFiles/profilewidget.cpp
+++ b/Telegram/SourceFiles/profilewidget.cpp
@@ -1077,6 +1077,15 @@ void ProfileInner::mouseReleaseEvent(QMouseEvent *e) {
 		connect(box, SIGNAL(confirmed()), this, SLOT(onKickConfirm()));
 		Ui::showLayer(box);
 	}
+
+	_kickDown = 0;
+	if (!_photoLink && (_peerUser || (_peerChat && !_peerChat->canEdit()) || (_peerChannel && !_amCreator))) {
+		setCursor((_kickOver || _kickDown || textlnkOver()) ? style::cur_pointer : style::cur_default);
+	} else {
+		setCursor((_kickOver || _kickDown || _photoOver || textlnkOver()) ? style::cur_pointer : style::cur_default);
+	}
+	update();
+
 	if (textlnkDown()) {
 		TextLinkPtr lnk = textlnkDown();
 		textlnkDown(TextLinkPtr());
@@ -1087,17 +1096,10 @@ void ProfileInner::mouseReleaseEvent(QMouseEvent *e) {
 				if (reBotCommand().match(lnk->encoded()).hasMatch()) {
 					Ui::showPeerHistory(_peer, ShowAtTheEndMsgId);
 				}
-				lnk->onClick(e->button());
+				App::activateTextLink(lnk, e->button());
 			}
 		}
 	}
-	_kickDown = 0;
-	if (!_photoLink && (_peerUser || (_peerChat && !_peerChat->canEdit()) || (_peerChannel && !_amCreator))) {
-		setCursor((_kickOver || _kickDown || textlnkOver()) ? style::cur_pointer : style::cur_default);
-	} else {
-		setCursor((_kickOver || _kickDown || _photoOver || textlnkOver()) ? style::cur_pointer : style::cur_default);
-	}
-	update();
 }
 
 void ProfileInner::onKickConfirm() {
diff --git a/Telegram/SourceFiles/pspecific_linux.cpp b/Telegram/SourceFiles/pspecific_linux.cpp
index 6b1e982da9..146e6fc759 100644
--- a/Telegram/SourceFiles/pspecific_linux.cpp
+++ b/Telegram/SourceFiles/pspecific_linux.cpp
@@ -1488,3 +1488,7 @@ bool linuxMoveFile(const char *from, const char *to) {
 
 	return true;
 }
+
+bool psLaunchMaps(const QString &lat, const QString &lon) {
+	return false;
+}
diff --git a/Telegram/SourceFiles/pspecific_linux.h b/Telegram/SourceFiles/pspecific_linux.h
index 8a527b1f73..748a5639c9 100644
--- a/Telegram/SourceFiles/pspecific_linux.h
+++ b/Telegram/SourceFiles/pspecific_linux.h
@@ -194,3 +194,5 @@ public:
 };
 
 bool linuxMoveFile(const char *from, const char *to);
+
+bool psLaunchMaps(const QString &lat, const QString &lon);
diff --git a/Telegram/SourceFiles/pspecific_mac.cpp b/Telegram/SourceFiles/pspecific_mac.cpp
index 84349d6160..edaaa92ab1 100644
--- a/Telegram/SourceFiles/pspecific_mac.cpp
+++ b/Telegram/SourceFiles/pspecific_mac.cpp
@@ -926,3 +926,7 @@ QString strNeedToRefresh2() {
 	const uint32 letters[] = { 0x8F001546, 0xAF007A49, 0xB8002B5F, 0x1A000B54, 0xD003E49, 0xE0003663, 0x4900796F, 0x500836E, 0x9A00D156, 0x5E00FF69, 0x5900C765, 0x3D00D177 };
 	return strMakeFromLetters(letters, sizeof(letters) / sizeof(letters[0]));
 }
+
+bool psLaunchMaps(const QString &lat, const QString &lon) {
+	return false;
+}
diff --git a/Telegram/SourceFiles/pspecific_mac.h b/Telegram/SourceFiles/pspecific_mac.h
index 70ca3ade6d..979e9825fd 100644
--- a/Telegram/SourceFiles/pspecific_mac.h
+++ b/Telegram/SourceFiles/pspecific_mac.h
@@ -223,3 +223,5 @@ QString strStyleOfInterface();
 QString strNeedToReload();
 QString strNeedToRefresh1();
 QString strNeedToRefresh2();
+
+bool psLaunchMaps(const QString &lat, const QString &lon);
diff --git a/Telegram/SourceFiles/pspecific_wnd.cpp b/Telegram/SourceFiles/pspecific_wnd.cpp
index 044827de67..a2c4e879ee 100644
--- a/Telegram/SourceFiles/pspecific_wnd.cpp
+++ b/Telegram/SourceFiles/pspecific_wnd.cpp
@@ -3650,3 +3650,7 @@ bool InitToastManager() {
 	QDir().mkpath(cWorkingDir() + qsl("tdata/temp"));
 	return true;
 }
+
+bool psLaunchMaps(const QString &lat, const QString &lon) {
+	return QDesktopServices::openUrl(qsl("bingmaps:?lvl=16&collection=point.") + lat + '_' + lon + '_' + qsl("Point"));
+}
diff --git a/Telegram/SourceFiles/pspecific_wnd.h b/Telegram/SourceFiles/pspecific_wnd.h
index ce46b80cc9..90bc466c46 100644
--- a/Telegram/SourceFiles/pspecific_wnd.h
+++ b/Telegram/SourceFiles/pspecific_wnd.h
@@ -194,3 +194,5 @@ public:
 	}
 
 };
+
+bool psLaunchMaps(const QString &lat, const QString &lon);
diff --git a/Telegram/SourceFiles/structs.cpp b/Telegram/SourceFiles/structs.cpp
index 3803850684..1c05b266ab 100644
--- a/Telegram/SourceFiles/structs.cpp
+++ b/Telegram/SourceFiles/structs.cpp
@@ -688,11 +688,12 @@ void PhotoCancelLink::onClick(Qt::MouseButton button) const {
 	if (!data->date) return;
 
 	if (data->uploading()) {
-		HistoryItem *item = App::hoveredLinkItem() ? App::hoveredLinkItem() : (App::contextItem() ? App::contextItem() : 0);
-		if (HistoryMessage *msg = item->toHistoryMessage()) {
-			if (msg->getMedia() && msg->getMedia()->type() == MediaTypePhoto && static_cast<HistoryPhoto*>(msg->getMedia())->photo() == data) {
-				App::contextItem(item);
-				App::main()->deleteLayer(-2);
+		if (HistoryItem *item = App::hoveredLinkItem() ? App::hoveredLinkItem() : (App::contextItem() ? App::contextItem() : 0)) {
+			if (HistoryMessage *msg = item->toHistoryMessage()) {
+				if (msg->getMedia() && msg->getMedia()->type() == MediaTypePhoto && static_cast<HistoryPhoto*>(msg->getMedia())->photo() == data) {
+					App::contextItem(item);
+					App::main()->deleteLayer(-2);
+				}
 			}
 		}
 	} else {
@@ -964,11 +965,12 @@ void DocumentCancelLink::onClick(Qt::MouseButton button) const {
 	if (!data->date) return;
 
 	if (data->uploading()) {
-		HistoryItem *item = App::hoveredLinkItem() ? App::hoveredLinkItem() : (App::contextItem() ? App::contextItem() : 0);
-		if (HistoryMessage *msg = item->toHistoryMessage()) {
-			if (msg->getMedia() && msg->getMedia()->getDocument() == data) {
-				App::contextItem(item);
-				App::main()->deleteLayer(-2);
+		if (HistoryItem *item = App::hoveredLinkItem() ? App::hoveredLinkItem() : (App::contextItem() ? App::contextItem() : 0)) {
+			if (HistoryMessage *msg = item->toHistoryMessage()) {
+				if (msg->getMedia() && msg->getMedia()->getDocument() == data) {
+					App::contextItem(item);
+					App::main()->deleteLayer(-2);
+				}
 			}
 		}
 	} else {
diff --git a/Telegram/SourceFiles/structs.h b/Telegram/SourceFiles/structs.h
index 625b300db3..3afef5e2b1 100644
--- a/Telegram/SourceFiles/structs.h
+++ b/Telegram/SourceFiles/structs.h
@@ -156,6 +156,7 @@ inline bool isClientMsgId(MsgId id) {
 }
 static const MsgId ShowAtTheEndMsgId = -0x40000000;
 static const MsgId SwitchAtTopMsgId = -0x3FFFFFFF;
+static const MsgId ShowAtProfileMsgId = -0x3FFFFFFE;
 static const MsgId ServerMaxMsgId = 0x3FFFFFFF;
 static const MsgId ShowAtUnreadMsgId = 0;
 
@@ -622,12 +623,15 @@ public:
 	bool canViewParticipants() const {
 		return flagsFull & MTPDchannelFull::flag_can_view_participants;
 	}
+	bool addsSignature() const {
+		return flags & MTPDchannel::flag_signatures;
+	}
 	bool isForbidden;
 	bool isVerified() const {
 		return flags & MTPDchannel::flag_verified;
 	}
 	bool canAddParticipants() const {
-		return amCreator() || amEditor() || (flags & MTPDchannel::flag_invites_enabled);
+		return amCreator() || amEditor() || (flags & MTPDchannel::flag_admin_invites);
 	}
 
 //	ImagePtr photoFull;
diff --git a/Telegram/SourceFiles/window.cpp b/Telegram/SourceFiles/window.cpp
index 52f823b27e..83679b68de 100644
--- a/Telegram/SourceFiles/window.cpp
+++ b/Telegram/SourceFiles/window.cpp
@@ -210,8 +210,8 @@ void NotifyWindow::updateNotifyDisplay() {
 				item->drawInDialog(p, r, active, textCachedFor, itemTextCache);
 			} else {
 				p.setFont(st::dlgHistFont->f);
-				if (item->hasFromName() && !item->fromChannel()) {
-					itemTextCache.setText(st::dlgHistFont, item->from()->name);
+				if (item->hasFromName() && !item->isPost()) {
+					itemTextCache.setText(st::dlgHistFont, item->author()->name);
 					p.setPen(st::dlgSystemColor->p);
 					itemTextCache.drawElided(p, r.left(), r.top(), r.width(), st::dlgHistFont->height);
 					r.setTop(r.top() + st::dlgHistFont->height);
@@ -363,9 +363,22 @@ NotifyWindow::~NotifyWindow() {
 	if (App::wnd()) App::wnd()->notifyShowNext(this);
 }
 
-Window::Window(QWidget *parent) : PsMainWindow(parent), _serviceHistoryRequest(0), title(0),
-_passcode(0), intro(0), main(0), settings(0), layerBg(0), _isActive(false),
-_connecting(0), _clearManager(0), dragging(false), _inactivePress(false), _shouldLockAt(0), _mediaView(0) {
+Window::Window(QWidget *parent) : PsMainWindow(parent)
+, _serviceHistoryRequest(0)
+, title(0)
+, _passcode(0)
+, intro(0)
+, main(0)
+, settings(0)
+, layerBg(0)
+, _stickerPreview(0)
+, _isActive(false)
+, _connecting(0)
+, _clearManager(0)
+, dragging(false)
+, _inactivePress(false)
+, _shouldLockAt(0)
+, _mediaView(0) {
 
 	icon16 = icon256.scaledToWidth(16, Qt::SmoothTransformation);
 	icon32 = icon256.scaledToWidth(32, Qt::SmoothTransformation);
@@ -842,6 +855,23 @@ bool Window::ui_isMediaViewShown() {
 	return _mediaView && !_mediaView->isHidden();
 }
 
+void Window::ui_showStickerPreview(DocumentData *sticker) {
+	if (!sticker || ((!sticker->isAnimation() || !sticker->loaded()) && !sticker->sticker())) return;
+	if (!_stickerPreview) {
+		_stickerPreview = new StickerPreviewWidget(this);
+		resizeEvent(0);
+	}
+	if (_stickerPreview->isHidden()) {
+		fixOrder();
+	}
+	_stickerPreview->showPreview(sticker);
+}
+
+void Window::ui_hideStickerPreview() {
+	if (!_stickerPreview) return;
+	_stickerPreview->hidePreview();
+}
+
 void Window::showConnecting(const QString &text, const QString &reconnect) {
 	if (_connecting) {
 		_connecting->set(text, reconnect);
@@ -1169,6 +1199,7 @@ void Window::layerFinishedHide(BackgroundWidget *was) {
 void Window::fixOrder() {
 	title->raise();
 	if (layerBg) layerBg->raise();
+	if (_stickerPreview) _stickerPreview->raise();
 	if (_connecting) _connecting->raise();
 }
 
@@ -1242,6 +1273,7 @@ void Window::resizeEvent(QResizeEvent *e) {
 	}
 	title->setGeometry(0, 0, width(), st::titleHeight);
 	if (layerBg) layerBg->resize(width(), height());
+	if (_stickerPreview) _stickerPreview->setGeometry(0, title->height(), width(), height() - title->height());
 	if (_connecting) _connecting->setGeometry(0, height() - _connecting->height(), _connecting->width(), _connecting->height());
 	emit resized(QSize(width(), height() - st::titleHeight));
 }
@@ -1317,6 +1349,11 @@ void Window::notifySchedule(History *history, HistoryItem *item) {
 
 	PeerData *notifyByFrom = (!history->peer->isUser() && item->mentionsMe()) ? item->from() : 0;
 
+	if (item->isSilent()) {
+		history->popNotification(item);
+		return;
+	}
+
 	bool haveSetting = (history->peer->notify != UnknownNotifySettings);
 	if (haveSetting) {
 		if (history->peer->notify != EmptyNotifySettings && history->peer->notify->mute > unixtime()) {
@@ -1824,6 +1861,7 @@ void Window::updateIsActive(int timeout) {
 
 Window::~Window() {
     notifyClearFast();
+	deleteAndMark(_stickerPreview);
 	delete _clearManager;
 	delete _connecting;
 	delete _mediaView;
@@ -2730,7 +2768,7 @@ void LastCrashedWindow::onUpdateFailed() {
 void LastCrashedWindow::onContinue() {
 	if (SignalHandlers::restart() == SignalHandlers::CantOpen) {
 		new NotStartedWindow();
-	} else {
+	} else if (!Global::started()) {
 		Sandbox::launch();
 	}
 	close();
diff --git a/Telegram/SourceFiles/window.h b/Telegram/SourceFiles/window.h
index af821859f0..ab34c00d92 100644
--- a/Telegram/SourceFiles/window.h
+++ b/Telegram/SourceFiles/window.h
@@ -121,6 +121,8 @@ private:
 
 typedef QList<NotifyWindow*> NotifyWindows;
 
+class StickerPreviewWidget;
+
 class Window : public PsMainWindow {
 	Q_OBJECT
 
@@ -239,6 +241,8 @@ public:
 	void ui_showLayer(LayeredWidget *box, ShowLayerOptions options);
 	bool ui_isLayerShown();
 	bool ui_isMediaViewShown();
+	void ui_showStickerPreview(DocumentData *sticker);
+	void ui_hideStickerPreview();
 
 public slots:
 
@@ -311,6 +315,7 @@ private:
 	MainWidget *main;
 	SettingsWidget *settings;
 	BackgroundWidget *layerBg;
+	StickerPreviewWidget *_stickerPreview;
 
 	QTimer _isActiveTimer;
 	bool _isActive;