From 010b5e39491c2adeaff53f6de9374ae44cbd2f51 Mon Sep 17 00:00:00 2001
From: John Preston <johnprestonmail@gmail.com>
Date: Wed, 31 Aug 2022 19:44:57 +0400
Subject: [PATCH] Support username.t.me links.

---
 Telegram/SourceFiles/core/local_url_handlers.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Telegram/SourceFiles/core/local_url_handlers.cpp b/Telegram/SourceFiles/core/local_url_handlers.cpp
index c1b5947d78..4c99051956 100644
--- a/Telegram/SourceFiles/core/local_url_handlers.cpp
+++ b/Telegram/SourceFiles/core/local_url_handlers.cpp
@@ -876,6 +876,13 @@ QString TryConvertUrlToLocal(QString url) {
 
 	using namespace qthelp;
 	auto matchOptions = RegExOption::CaseInsensitive;
+	auto subdomainMatch = regex_match(qsl("^(https?://)?([a-zA-Z0-9\\_]+)\\.t\\.me/?(\\?.+)?"), url, matchOptions);
+	if (subdomainMatch) {
+		const auto name = subdomainMatch->captured(2);
+		if (name.size() > 1 && name != "www") {
+			url = subdomainMatch->captured(1) + "t.me/" + name + subdomainMatch->captured(3);
+		}
+	}
 	auto telegramMeMatch = regex_match(qsl("^(https?://)?(www\\.)?(telegram\\.(me|dog)|t\\.me)/(.+)$"), url, matchOptions);
 	if (telegramMeMatch) {
 		auto query = telegramMeMatch->capturedView(5);