Delete inline query message content one hour after result cache.

Author: levlam

td/telegram/InlineQueriesManager.cpp

@@ -364,6 +364,10 @@ class SendWebViewResultMessageQuery final : public Td::ResultHandler {
 InlineQueriesManager::InlineQueriesManager(Td *td, ActorShared<> parent) : td_(td), parent_(std::move(parent)) {
   drop_inline_query_result_timeout_.set_callback(on_drop_inline_query_result_timeout_callback);
   drop_inline_query_result_timeout_.set_callback_data(static_cast<void *>(this));
+
+  drop_inline_query_message_timeout_.set_callback(on_drop_inline_query_message_timeout_callback);
+  drop_inline_query_message_timeout_.set_callback_data(static_cast<void *>(this));
+
   next_inline_query_time_ = Time::now();
 }
 
@@ -393,13 +397,34 @@ void InlineQueriesManager::on_drop_inline_query_result_timeout(int64 query_hash)
   if (it->second.pending_request_count == 0) {
     if (it->second.results != nullptr) {
       auto query_id = it->second.results->inline_query_id_;
-      inline_message_contents_.erase(query_id);
-      query_id_to_bot_user_id_.erase(query_id);
+      if (query_id) {
+        drop_inline_query_message_timeout_.set_timeout_in(query_id, 3600);
+      }
     }
     inline_query_results_.erase(it);
   }
 }
 
+void InlineQueriesManager::on_drop_inline_query_message_timeout_callback(void *inline_queries_manager_ptr,
+                                                                         int64 query_id) {
+  if (G()->close_flag()) {
+    return;
+  }
+
+  auto inline_queries_manager = static_cast<InlineQueriesManager *>(inline_queries_manager_ptr);
+  send_closure_later(inline_queries_manager->actor_id(inline_queries_manager),
+                     &InlineQueriesManager::on_drop_inline_query_message_timeout, query_id);
+}
+
+void InlineQueriesManager::on_drop_inline_query_message_timeout(int64 query_id) {
+  if (G()->close_flag()) {
+    return;
+  }
+
+  inline_message_contents_.erase(query_id);
+  query_id_to_bot_user_id_.erase(query_id);
+}
+
 void InlineQueriesManager::after_get_difference() {
   if (td_->auth_manager_->is_bot()) {
     return;

td/telegram/InlineQueriesManager.h

@@ -140,6 +140,10 @@ class InlineQueriesManager final : public Actor {
 
   void on_drop_inline_query_result_timeout(int64 query_hash);
 
+  static void on_drop_inline_query_message_timeout_callback(void *inline_queries_manager_ptr, int64 query_id);
+
+  void on_drop_inline_query_message_timeout(int64 query_id);
+
   void loop() final;
 
   void tear_down() final;
@@ -173,6 +177,7 @@ class InlineQueriesManager final : public Actor {
   };
 
   MultiTimeout drop_inline_query_result_timeout_{"DropInlineQueryResultTimeout"};
+  MultiTimeout drop_inline_query_message_timeout_{"DropInlineQueryMessageTimeout"};
   FlatHashMap<uint64, InlineQueryResult> inline_query_results_;  // query_hash -> result
 
   FlatHashMap<int64, FlatHashMap<string, InlineMessageContent>>