From 52953626a7169642bfe7b9129e2df723b7970a5b Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Mon, 4 Nov 2024 15:22:13 +0400
Subject: [PATCH] Allow ctrl/cmd+click copy private post link.

---
 Telegram/Resources/langs/lang.strings         |  2 ++
 Telegram/SourceFiles/apiwrap.cpp              | 11 +++++---
 Telegram/SourceFiles/apiwrap.h                |  3 ++-
 .../view/history_view_context_menu.cpp        | 26 +++++++++++++++----
 4 files changed, 33 insertions(+), 9 deletions(-)

diff --git a/Telegram/Resources/langs/lang.strings b/Telegram/Resources/langs/lang.strings
index 330f90d70..ce54557e1 100644
--- a/Telegram/Resources/langs/lang.strings
+++ b/Telegram/Resources/langs/lang.strings
@@ -2101,6 +2101,8 @@ https://github.com/telegramdesktop/tdesktop/blob/master/LEGAL
 
 "lng_channel_public_link_copied" = "Link copied to clipboard.";
 "lng_context_about_private_link" = "This link will only work for members of this chat.";
+"lng_public_post_private_hint_ctrl" = "Use Ctrl+Click to copy a non-public link.";
+"lng_public_post_private_hint_cmd" = "Use Cmd+Click to copy a non-public link.";
 
 "lng_forwarded" = "Forwarded from {user}";
 "lng_forwarded_story" = "Story from {user}";
diff --git a/Telegram/SourceFiles/apiwrap.cpp b/Telegram/SourceFiles/apiwrap.cpp
index f69e9c18c..b8d51732b 100644
--- a/Telegram/SourceFiles/apiwrap.cpp
+++ b/Telegram/SourceFiles/apiwrap.cpp
@@ -708,7 +708,8 @@ void ApiWrap::finalizeMessageDataRequest(
 
 QString ApiWrap::exportDirectMessageLink(
 		not_null<HistoryItem*> item,
-		bool inRepliesContext) {
+		bool inRepliesContext,
+		bool forceNonPublicLink) {
 	Expects(item->history()->peer->isChannel());
 
 	const auto itemId = item->fullId();
@@ -731,7 +732,7 @@ QString ApiWrap::exportDirectMessageLink(
 				const auto sender = root
 					? root->discussionPostOriginalSender()
 					: nullptr;
-				if (sender && sender->hasUsername()) {
+				if (sender && sender->hasUsername() && !forceNonPublicLink) {
 					// Comment to a public channel.
 					const auto forwarded = root->Get<HistoryMessageForwarded>();
 					linkItemId = forwarded->savedFromMsgId;
@@ -747,7 +748,7 @@ QString ApiWrap::exportDirectMessageLink(
 				}
 			}
 		}
-		const auto base = linkChannel->hasUsername()
+		const auto base = (linkChannel->hasUsername() && !forceNonPublicLink)
 			? linkChannel->username()
 			: "c/" + QString::number(peerToChannel(linkChannel->id).bare);
 		const auto post = QString::number(linkItemId.bare);
@@ -761,6 +762,7 @@ QString ApiWrap::exportDirectMessageLink(
 				? (QString::number(linkThreadId.bare) + '/' + post)
 				: post);
 		if (linkChannel->hasUsername()
+			&& !forceNonPublicLink
 			&& !linkChannel->isMegagroup()
 			&& !linkCommentId
 			&& !linkThreadId) {
@@ -774,6 +776,9 @@ QString ApiWrap::exportDirectMessageLink(
 		}
 		return session().createInternalLinkFull(query);
 	};
+	if (forceNonPublicLink) {
+		return fallback();
+	}
 	const auto i = _unlikelyMessageLinks.find(itemId);
 	const auto current = (i != end(_unlikelyMessageLinks))
 		? i->second
diff --git a/Telegram/SourceFiles/apiwrap.h b/Telegram/SourceFiles/apiwrap.h
index 18a505de9..7cff89c71 100644
--- a/Telegram/SourceFiles/apiwrap.h
+++ b/Telegram/SourceFiles/apiwrap.h
@@ -164,7 +164,8 @@ public:
 	void requestMessageData(PeerData *peer, MsgId msgId, Fn<void()> done);
 	QString exportDirectMessageLink(
 		not_null<HistoryItem*> item,
-		bool inRepliesContext);
+		bool inRepliesContext,
+		bool forceNonPublicLink = false);
 	QString exportDirectStoryLink(not_null<Data::Story*> item);
 
 	void requestContacts();
diff --git a/Telegram/SourceFiles/history/view/history_view_context_menu.cpp b/Telegram/SourceFiles/history/view/history_view_context_menu.cpp
index 180e44cc6..ba765b3c7 100644
--- a/Telegram/SourceFiles/history/view/history_view_context_menu.cpp
+++ b/Telegram/SourceFiles/history/view/history_view_context_menu.cpp
@@ -98,6 +98,7 @@ namespace {
 
 constexpr auto kRescheduleLimit = 20;
 constexpr auto kTagNameLimit = 12;
+constexpr auto kPublicPostLinkToastDuration = 4 * crl::time(1000);
 
 bool HasEditMessageAction(
 		const ContextMenuRequest &request,
@@ -1307,12 +1308,17 @@ void CopyPostLink(
 		return;
 	}
 	const auto inRepliesContext = (context == Context::Replies);
+	const auto forceNonPublicLink = base::IsCtrlPressed();
 	QGuiApplication::clipboard()->setText(
 		item->history()->session().api().exportDirectMessageLink(
 			item,
-			inRepliesContext));
+			inRepliesContext,
+			forceNonPublicLink));
 
 	const auto isPublicLink = [&] {
+		if (forceNonPublicLink) {
+			return false;
+		}
 		const auto channel = item->history()->peer->asChannel();
 		Assert(channel != nullptr);
 		if (const auto rootId = item->replyToTop()) {
@@ -1328,10 +1334,20 @@ void CopyPostLink(
 		}
 		return channel->hasUsername();
 	}();
-
-	show->showToast(isPublicLink
-		? tr::lng_channel_public_link_copied(tr::now)
-		: tr::lng_context_about_private_link(tr::now));
+	if (isPublicLink) {
+		show->showToast({
+			.text = tr::lng_channel_public_link_copied(
+				tr::now, Ui::Text::Bold
+			).append('\n').append(Platform::IsMac()
+				? tr::lng_public_post_private_hint_cmd(tr::now)
+				: tr::lng_public_post_private_hint_ctrl(tr::now)),
+			.duration = kPublicPostLinkToastDuration,
+		});
+	} else {
+		show->showToast(isPublicLink
+			? tr::lng_channel_public_link_copied(tr::now)
+			: tr::lng_context_about_private_link(tr::now));
+	}
 }
 
 void CopyStoryLink(