From 8f33f96e8c91545eb35a1e69604d0a97b5b513ef Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Wed, 24 Nov 2021 13:05:56 +0300
Subject: [PATCH] Allow tg:user URLs in inline keyboard buttons.

---
 td/telegram/ReplyMarkup.cpp | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/td/telegram/ReplyMarkup.cpp b/td/telegram/ReplyMarkup.cpp
index cd1f22ce6..b7d3cb441 100644
--- a/td/telegram/ReplyMarkup.cpp
+++ b/td/telegram/ReplyMarkup.cpp
@@ -444,6 +444,12 @@ static Result<InlineKeyboardButton> get_inline_keyboard_button(tl_object_ptr<td_
   switch (button_type_id) {
     case td_api::inlineKeyboardButtonTypeUrl::ID: {
       auto button_type = move_tl_object_as<td_api::inlineKeyboardButtonTypeUrl>(button->type_);
+      auto user_id = LinkManager::get_link_user_id(button_type->url_);
+      if (user_id.is_valid()) {
+        current_button.type = InlineKeyboardButton::Type::User;
+        current_button.user_id = user_id;
+        break;
+      }
       auto r_url = LinkManager::check_link(button_type->url_);
       if (r_url.is_error()) {
         return Status::Error(400, "Inline keyboard button URL is invalid");
@@ -489,6 +495,10 @@ static Result<InlineKeyboardButton> get_inline_keyboard_button(tl_object_ptr<td_
       break;
     case td_api::inlineKeyboardButtonTypeLoginUrl::ID: {
       auto button_type = td_api::move_object_as<td_api::inlineKeyboardButtonTypeLoginUrl>(button->type_);
+      auto user_id = LinkManager::get_link_user_id(button_type->url_);
+      if (user_id.is_valid()) {
+        return Status::Error(400, "Link to a user can't be used in login URL buttons");
+      }
       auto r_url = LinkManager::check_link(button_type->url_);
       if (r_url.is_error()) {
         return Status::Error(400, "Inline keyboard button login URL is invalid");