From 5fe9d5feee0050e6684a92a39660f739e305add3 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Thu, 7 May 2020 15:43:53 +0300
Subject: [PATCH] Fix forwarding as copy of photos to a lot of chats
 simultaneously.

GitOrigin-RevId: 27edf34c58447a9c2bfd9e1a2679f69b0e05c076
---
 td/telegram/MessageContent.cpp  | 6 ++++++
 td/telegram/MessagesManager.cpp | 6 +++---
 2 files changed, 9 insertions(+), 3 deletions(-)

diff --git a/td/telegram/MessageContent.cpp b/td/telegram/MessageContent.cpp
index 3dce93da..348b678c 100644
--- a/td/telegram/MessageContent.cpp
+++ b/td/telegram/MessageContent.cpp
@@ -4020,6 +4020,12 @@ unique_ptr<MessageContent> dup_message_content(Td *td, DialogId dialog_id, const
       CHECK(!result->photo.photos.empty());
       if ((result->photo.photos.size() > 2 || result->photo.photos.back().type != 'i') && !to_secret) {
         // already sent photo
+        // having remote location is not enough to have InputMedia, because the file may not have valid file_reference
+        // also file_id needs to be duped, because upload can be called to repair the file_reference and every upload
+        // request must have unique file_id
+        if (!td->auth_manager_->is_bot()) {
+          result->photo.photos.back().file_id = fix_file_id(result->photo.photos.back().file_id);
+        }
         return std::move(result);
       }
 
diff --git a/td/telegram/MessagesManager.cpp b/td/telegram/MessagesManager.cpp
index 4bfc4c8c..5aa5465e 100644
--- a/td/telegram/MessagesManager.cpp
+++ b/td/telegram/MessagesManager.cpp
@@ -29636,7 +29636,7 @@ MessagesManager::Message *MessagesManager::continue_send_message(DialogId dialog
 
   Dialog *d = get_dialog_force(dialog_id);
   if (d == nullptr) {
-    LOG(ERROR) << "Can't find " << dialog_id << " to resend a message";
+    LOG(ERROR) << "Can't find " << dialog_id << " to continue send a message";
     binlog_erase(G()->td_db()->get_binlog(), logevent_id);
     return nullptr;
   }
@@ -29663,7 +29663,7 @@ MessagesManager::Message *MessagesManager::continue_send_message(DialogId dialog
   bool need_update = false;
   bool need_update_dialog_pos = false;
   auto result_message =
-      add_message_to_dialog(d, std::move(m), true, &need_update, &need_update_dialog_pos, "resend message");
+      add_message_to_dialog(d, std::move(m), true, &need_update, &need_update_dialog_pos, "continue_send_message");
   CHECK(result_message != nullptr);
 
   send_update_chat_has_scheduled_messages(d, false);
@@ -29679,7 +29679,7 @@ MessagesManager::Message *MessagesManager::continue_send_message(DialogId dialog
     can_send_status = Status::Error(400, "Message is too old to be re-sent automatically");
   }
   if (can_send_status.is_error()) {
-    LOG(INFO) << "Can't resend a message to " << dialog_id << ": " << can_send_status.error();
+    LOG(INFO) << "Can't continue to send a message to " << dialog_id << ": " << can_send_status.error();
 
     fail_send_message({dialog_id, result_message->message_id}, can_send_status.move_as_error());
     return nullptr;