Highlight YouTube video timestamps as external links.

Telegram/SourceFiles/core/click_handler_types.cpp

@@ -65,6 +65,26 @@ bool UrlRequiresConfirmation(const QUrl &url) {
 		RegExOption::CaseInsensitive);
 }
 
+QString HiddenUrlClickHandler::copyToClipboardText() const {
+	return url().startsWith(qstr("internal:url:"))
+		? url().mid(qstr("internal:url:").size())
+		: url();
+}
+
+QString HiddenUrlClickHandler::copyToClipboardContextItemText() const {
+	return url().isEmpty()
+		? QString()
+		: !url().startsWith(qstr("internal:"))
+		? UrlClickHandler::copyToClipboardContextItemText()
+		: url().startsWith(qstr("internal:url:"))
+		? UrlClickHandler::copyToClipboardContextItemText()
+		: QString();
+}
+
+QString HiddenUrlClickHandler::dragText() const {
+	return HiddenUrlClickHandler::copyToClipboardText();
+}
+
 void HiddenUrlClickHandler::Open(QString url, QVariant context) {
 	url = Core::TryConvertUrlToLocal(url);
 	if (Core::InternalPassportLink(url)) {

Telegram/SourceFiles/core/click_handler_types.h

@@ -39,11 +39,9 @@ class HiddenUrlClickHandler : public UrlClickHandler {
 public:
 	HiddenUrlClickHandler(QString url) : UrlClickHandler(url, false) {
 	}
-	QString copyToClipboardContextItemText() const override {
-		return (url().isEmpty() || url().startsWith(qstr("internal:")))
-			? QString()
-			: UrlClickHandler::copyToClipboardContextItemText();
-	}
+	QString copyToClipboardText() const override;
+	QString copyToClipboardContextItemText() const override;
+	QString dragText() const override;
 
 	static void Open(QString url, QVariant context = {});
 	void onClick(ClickContext context) const override {

Telegram/SourceFiles/core/local_url_handlers.cpp

@@ -474,6 +474,15 @@ bool ShowInviteLink(
 	return true;
 }
 
+bool OpenExternalLink(
+		Window::SessionController *controller,
+		const Match &match,
+		const QVariant &context) {
+	return Ui::Integration::Instance().handleUrlClick(
+		match->captured(1),
+		context);
+}
+
 void ExportTestChatTheme(
 		not_null<Main::Session*> session,
 		not_null<const Data::CloudTheme*> theme) {
@@ -698,6 +707,10 @@ const std::vector<LocalUrlHandler> &InternalUrlHandlers() {
 			qsl("^show_invite_link/?\\?link=([a-zA-Z0-9_\\+\\/\\=\\-]+)(&|$)"),
 			ShowInviteLink
 		},
+		{
+			qsl("^url:(.+)$"),
+			OpenExternalLink
+		},
 	};
 	return Result;
 }

Telegram/SourceFiles/history/history_item_components.cpp

@@ -28,6 +28,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_user.h"
 #include "data/data_file_origin.h"
 #include "data/data_document.h"
+#include "data/data_web_page.h"
 #include "data/data_file_click_handler.h"
 #include "main/main_session.h"
 #include "window/window_session_controller.h"
@@ -224,7 +225,7 @@ void HistoryMessageForwarded::create(const HistoryMessageVia *via) const {
 bool HistoryMessageReply::updateData(
 		not_null<HistoryMessage*> holder,
 		bool force) {
-	const auto guard = gsl::finally([&] { refreshReplyToDocument(); });
+	const auto guard = gsl::finally([&] { refreshReplyToMedia(); });
 	if (!force) {
 		if (replyToMsg || !replyToMsgId) {
 			return true;
@@ -291,7 +292,7 @@ void HistoryMessageReply::clearData(not_null<HistoryMessage*> holder) {
 		replyToMsg = nullptr;
 	}
 	replyToMsgId = 0;
-	refreshReplyToDocument();
+	refreshReplyToMedia();
 }
 
 bool HistoryMessageReply::isNameUpdated() const {
@@ -416,11 +417,14 @@ void HistoryMessageReply::paint(
 	}
 }
 
-void HistoryMessageReply::refreshReplyToDocument() {
+void HistoryMessageReply::refreshReplyToMedia() {
 	replyToDocumentId = 0;
+	replyToWebPageId = 0;
 	if (const auto media = replyToMsg ? replyToMsg->media() : nullptr) {
 		if (const auto document = media->document()) {
 			replyToDocumentId = document->id;
+		} else if (const auto webpage = media->webpage()) {
+			replyToWebPageId = webpage->id;
 		}
 	}
 }

Telegram/SourceFiles/history/history_item_components.h

@@ -130,6 +130,7 @@ struct HistoryMessageReply : public RuntimeComponent<HistoryMessageReply, Histor
 		replyToMsgId = other.replyToMsgId;
 		replyToMsgTop = other.replyToMsgTop;
 		replyToDocumentId = other.replyToDocumentId;
+		replyToWebPageId = other.replyToWebPageId;
 		std::swap(replyToMsg, other.replyToMsg);
 		replyToLnk = std::move(other.replyToLnk);
 		replyToName = std::move(other.replyToName);
@@ -182,13 +183,14 @@ struct HistoryMessageReply : public RuntimeComponent<HistoryMessageReply, Histor
 	void setReplyToLinkFrom(
 		not_null<HistoryMessage*> holder);
 
-	void refreshReplyToDocument();
+	void refreshReplyToMedia();
 
 	PeerId replyToPeerId = 0;
 	MsgId replyToMsgId = 0;
 	MsgId replyToMsgTop = 0;
 	HistoryItem *replyToMsg = nullptr;
 	DocumentId replyToDocumentId = 0;
+	WebPageId replyToWebPageId = 0;
 	ClickHandlerPtr replyToLnk;
 	mutable Ui::Text::String replyToName, replyToText;
 	mutable int replyToVersion = 0;

Telegram/SourceFiles/history/history_message.cpp

@@ -45,6 +45,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "data/data_channel.h"
 #include "data/data_user.h"
 #include "data/data_histories.h"
+#include "data/data_web_page.h"
 #include "styles/style_dialogs.h"
 #include "styles/style_widgets.h"
 #include "styles/style_chat.h"
@@ -1000,9 +1001,11 @@ void HistoryMessage::setCommentsItemId(FullMsgId id) {
 bool HistoryMessage::updateDependencyItem() {
 	if (const auto reply = Get<HistoryMessageReply>()) {
 		const auto documentId = reply->replyToDocumentId;
+		const auto webpageId = reply->replyToWebPageId;
 		const auto result = reply->updateData(this, true);
-		if (documentId != reply->replyToDocumentId
-			&& generateLocalEntitiesByReply()) {
+		const auto mediaIdChanged = (documentId != reply->replyToDocumentId)
+			|| (webpageId != reply->replyToWebPageId);
+		if (mediaIdChanged && generateLocalEntitiesByReply()) {
 			reapplyText();
 		}
 		return result;
@@ -1524,34 +1527,50 @@ Storage::SharedMediaTypesMask HistoryMessage::sharedMediaTypes() const {
 }
 
 bool HistoryMessage::generateLocalEntitiesByReply() const {
-	return !_media || _media->webpage();
+	if (!_media) {
+		return true;
+	} else if (const auto webpage = _media->webpage()) {
+		return !webpage->document && webpage->type != WebPageType::Video;
+	}
+	return false;
 }
 
 TextWithEntities HistoryMessage::withLocalEntities(
 		const TextWithEntities &textWithEntities) const {
+	using namespace HistoryView;
 	if (!generateLocalEntitiesByReply()) {
+		if (const auto webpage = _media ? _media->webpage() : nullptr) {
+			if (const auto duration = DurationForTimestampLinks(webpage)) {
+				return AddTimestampLinks(
+					textWithEntities,
+					duration,
+					TimestampLinkBase(webpage, fullId()));
+			}
+		}
 		return textWithEntities;
 	}
 	if (const auto reply = Get<HistoryMessageReply>()) {
 		const auto document = reply->replyToDocumentId
 			? history()->owner().document(reply->replyToDocumentId).get()
 			: nullptr;
-		if (document
-			&& (document->isVideoFile()
-				|| document->isSong()
-				|| document->isVoiceMessage())) {
-			using namespace HistoryView;
-			const auto duration = document->getDuration();
-			const auto base = (duration > 0)
-				? DocumentTimestampLinkBase(
-					document,
-					reply->replyToMsg->fullId())
-				: QString();
-			if (!base.isEmpty()) {
+		const auto webpage = reply->replyToWebPageId
+			? history()->owner().webpage(reply->replyToWebPageId).get()
+			: nullptr;
+		if (document) {
+			if (const auto duration = DurationForTimestampLinks(document)) {
+				const auto context = reply->replyToMsg->fullId();
 				return AddTimestampLinks(
 					textWithEntities,
 					duration,
-					base);
+					TimestampLinkBase(document, context));
+			}
+		} else if (webpage) {
+			if (const auto duration = DurationForTimestampLinks(webpage)) {
+				const auto context = reply->replyToMsg->fullId();
+				return AddTimestampLinks(
+					textWithEntities,
+					duration,
+					TimestampLinkBase(webpage, context));
 			}
 		}
 	}

Telegram/SourceFiles/history/view/media/history_view_document.cpp

@@ -1084,12 +1084,9 @@ TextWithEntities Document::getCaption() const {
 }
 
 Ui::Text::String Document::createCaption() {
-	const auto timestampLinksDuration = (_data->isSong()
-			|| _data->isVoiceMessage())
-		? _data->getDuration()
-		: 0;
+	const auto timestampLinksDuration = DurationForTimestampLinks(_data);
 	const auto timestampLinkBase = timestampLinksDuration
-		? DocumentTimestampLinkBase(_data, _realParent->fullId())
+		? TimestampLinkBase(_data, _realParent->fullId())
 		: QString();
 	return File::createCaption(
 		_realParent,

Telegram/SourceFiles/history/view/media/history_view_gif.cpp

@@ -1322,11 +1322,9 @@ void Gif::refreshParentId(not_null<HistoryItem*> realParent) {
 }
 
 void Gif::refreshCaption() {
-	const auto timestampLinksDuration = _data->isVideoFile()
-		? _data->getDuration()
-		: 0;
+	const auto timestampLinksDuration = DurationForTimestampLinks(_data);
 	const auto timestampLinkBase = timestampLinksDuration
-		? DocumentTimestampLinkBase(_data, _realParent->fullId())
+		? TimestampLinkBase(_data, _realParent->fullId())
 		: QString();
 	_caption = createCaption(
 			_parent->data(),

Telegram/SourceFiles/history/view/media/history_view_media.cpp

@@ -14,6 +14,7 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 #include "lottie/lottie_single_player.h"
 #include "storage/storage_shared_media.h"
 #include "data/data_document.h"
+#include "data/data_web_page.h"
 #include "ui/item_text_options.h"
 #include "ui/chat/chat_style.h"
 #include "ui/chat/message_bubble.h"
@@ -44,18 +45,77 @@ namespace {
 
 } // namespace
 
-QString DocumentTimestampLinkBase(
+TimeId DurationForTimestampLinks(not_null<DocumentData*> document) {
+	if (!document->isVideoFile()
+		&& !document->isSong()
+		&& !document->isVoiceMessage()) {
+		return TimeId(0);
+	}
+	return std::max(document->getDuration(), TimeId(0));
+}
+
+QString TimestampLinkBase(
 		not_null<DocumentData*> document,
 		FullMsgId context) {
 	return QString(
-		"doc%1_%2_%3"
+		"media_timestamp?base=doc%1_%2_%3&t="
 	).arg(document->id).arg(context.channel.bare).arg(context.msg.bare);
 }
 
+TimeId DurationForTimestampLinks(not_null<WebPageData*> webpage) {
+	if (!webpage->collage.items.empty()) {
+		return false;
+	} else if (const auto document = webpage->document) {
+		return DurationForTimestampLinks(document);
+	} else if (webpage->type != WebPageType::Video
+		|| webpage->siteName != qstr("YouTube")) {
+		return TimeId(0);
+	} else if (webpage->duration > 0) {
+		return webpage->duration;
+	}
+	constexpr auto kMaxYouTubeTimestampDuration = 10 * 60 * TimeId(60);
+	return kMaxYouTubeTimestampDuration;
+}
+
+QString TimestampLinkBase(
+		not_null<WebPageData*> webpage,
+		FullMsgId context) {
+	const auto url = webpage->url;
+	if (url.isEmpty()) {
+		return QString();
+	}
+	auto parts = url.split(QChar('#'));
+	const auto base = parts[0];
+	parts.pop_front();
+	const auto use = [&] {
+		const auto query = base.indexOf(QChar('?'));
+		if (query < 0) {
+			return base + QChar('?');
+		}
+		auto params = base.mid(query + 1).split(QChar('&'));
+		for (auto i = params.begin(); i != params.end();) {
+			if (i->startsWith("t=")) {
+				i = params.erase(i);
+			} else {
+				++i;
+			}
+		}
+		return base.mid(0, query)
+			+ (params.empty() ? "?" : ("?" + params.join(QChar('&')) + "&"));
+	}();
+	return "url:"
+		+ use
+		+ "t="
+		+ (parts.empty() ? QString() : ("#" + parts.join(QChar('#'))));
+}
+
 TextWithEntities AddTimestampLinks(
 		TextWithEntities text,
 		TimeId duration,
 		const QString &base) {
+	if (base.isEmpty()) {
+		return text;
+	}
 	static const auto expression = QRegularExpression(
 		"(?<![^\\s\\(\\)\"\\,\\.\\-])(?:(?:(\\d{1,2}):)?(\\d))?(\\d):(\\d\\d)(?![^\\s\\(\\)\",\\.\\-])");
 	const auto &string = text.text;
@@ -104,10 +164,7 @@ TextWithEntities AddTimestampLinks(
 				EntityType::CustomUrl,
 				from,
 				till - from,
-				("internal:media_timestamp?base="
-					+ base
-					+ "&t="
-					+ QString::number(time))));
+				("internal:" + base + QString::number(time))));
 	}
 	return text;
 }

Telegram/SourceFiles/history/view/media/history_view_media.h

@@ -52,9 +52,18 @@ enum class MediaInBubbleState {
 	Bottom,
 };
 
-[[nodiscard]] QString DocumentTimestampLinkBase(
+[[nodiscard]] TimeId DurationForTimestampLinks(
+	not_null<DocumentData*> document);
+[[nodiscard]] QString TimestampLinkBase(
 	not_null<DocumentData*> document,
 	FullMsgId context);
+
+[[nodiscard]] TimeId DurationForTimestampLinks(
+	not_null<WebPageData*> webpage);
+[[nodiscard]] QString TimestampLinkBase(
+	not_null<WebPageData*> webpage,
+	FullMsgId context);
+
 [[nodiscard]] TextWithEntities AddTimestampLinks(
 	TextWithEntities text,
 	TimeId duration,

Telegram/SourceFiles/history/view/media/history_view_media_grouped.cpp

@@ -677,18 +677,16 @@ void GroupedMedia::updateNeedBubbleState() {
 			QString base;
 		};
 		const auto timestamp = [&]() -> Timestamp {
-			const auto &document = part->content->getDocument();
-			if (!document || document->isAnimation()) {
+			const auto document = part->content->getDocument();
+			const auto duration = document
+				? DurationForTimestampLinks(document)
+				: TimeId(0);
+			if (!duration) {
 				return {};
 			}
-			const auto duration = document->getDuration();
 			return {
 				.duration = duration,
-				.base = duration
-					? DocumentTimestampLinkBase(
-						document,
-						part->item->fullId())
-					: QString(),
+				.base = TimestampLinkBase(document, part->item->fullId()),
 			};
 		}();
 		_caption = createCaption(

Telegram/SourceFiles/media/view/media_view_overlay_widget.cpp

@@ -2102,18 +2102,20 @@ void OverlayWidget::refreshCaption() {
 
 	using namespace HistoryView;
 	_caption = Ui::Text::String(st::msgMinWidth);
-	const auto duration = (_streamed && _document && !videoIsGifOrUserpic())
-		? _document->getDuration()
+	const auto duration = (_streamed && _document)
+		? DurationForTimestampLinks(_document)
 		: 0;
 	const auto base = duration
-		? DocumentTimestampLinkBase(_document, _message->fullId())
+		? TimestampLinkBase(_document, _message->fullId())
 		: QString();
 	const auto context = Core::MarkedTextContext{
 		.session = &_message->history()->session()
 	};
 	_caption.setMarkedText(
 		st::mediaviewCaptionStyle,
-		AddTimestampLinks(caption, duration, base),
+		(base.isEmpty()
+			? caption
+			: AddTimestampLinks(caption, duration, base)),
 		Ui::ItemTextOptions(_message),
 		context);
 }