Always expect joined by the bot monoforums to be administered.

levlam · levlam · commit 7ab482497afc · 2025-08-09T00:50:13.000+03:00
diff --git a/td/telegram/ChatManager.cpp b/td/telegram/ChatManager.cpp
@@ -9107,7 +9107,7 @@ void ChatManager::on_get_channel(telegram_api::channel &channel, const char *sou
 
   bool is_admined_monoforum = false;
   if (monoforum_channel_id.is_valid()) {
-    Channel *monoforum_c = get_channel(monoforum_channel_id);
+    Channel *monoforum_c = get_channel_force(monoforum_channel_id, source);
     if (monoforum_c != nullptr) {
       if (is_monoforum) {
         is_admined_monoforum = monoforum_c->status.can_manage_direct_messages();
@@ -9117,6 +9117,8 @@ void ChatManager::on_get_channel(telegram_api::channel &channel, const char *sou
         monoforum_c->is_changed = true;
         update_channel(monoforum_c, monoforum_channel_id);
       }
+    } else if (is_monoforum && status.is_member() && td_->auth_manager_->is_bot()) {
+      is_admined_monoforum = true;
     }
   }
 

Original file line number	Diff line number	Diff line change
`@@ -9107,7 +9107,7 @@ void ChatManager::on_get_channel(telegram_api::channel &channel, const char *sou`
`9107`	`9107`
`9108`	`9108`	`bool is_admined_monoforum = false;`
`9109`	`9109`	`if (monoforum_channel_id.is_valid()) {`
`9110`		`- Channel *monoforum_c = get_channel(monoforum_channel_id);`
	`9110`	`+ Channel *monoforum_c = get_channel_force(monoforum_channel_id, source);`
`9111`	`9111`	`if (monoforum_c != nullptr) {`
`9112`	`9112`	`if (is_monoforum) {`
`9113`	`9113`	`is_admined_monoforum = monoforum_c->status.can_manage_direct_messages();`
`@@ -9117,6 +9117,8 @@ void ChatManager::on_get_channel(telegram_api::channel &channel, const char *sou`
`9117`	`9117`	`monoforum_c->is_changed = true;`
`9118`	`9118`	`update_channel(monoforum_c, monoforum_channel_id);`
`9119`	`9119`	`}`
	`9120`	`+ } else if (is_monoforum && status.is_member() && td_->auth_manager_->is_bot()) {`
	`9121`	`+ is_admined_monoforum = true;`
`9120`	`9122`	`}`
`9121`	`9123`	`}`
`9122`	`9124`