From 5a11551b4d7f920588104ea74e21dcdc37c4536a Mon Sep 17 00:00:00 2001
From: "B. Petersen" <r10s@b44t.com>
Date: Tue, 5 Nov 2019 13:52:01 +0100
Subject: [PATCH] block sending to chats that do not support sending (normally,
 this should already be avoided in the ui)

---
 src/chat.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/chat.rs b/src/chat.rs
index 92ae61d55..6accc8ef6 100644
--- a/src/chat.rs
+++ b/src/chat.rs
@@ -745,6 +745,7 @@ fn prepare_msg_common(context: &Context, chat_id: u32, msg: &mut Message) -> Res
     unarchive(context, chat_id)?;
 
     let mut chat = Chat::load_from_db(context, chat_id)?;
+    ensure!(chat.can_send(), "cannot send to chat #{}", chat_id);
 
     // The OutPreparing state is set by dc_prepare_msg() before it
     // calls this function and the message is left in the OutPreparing