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feat: Transfer the broadcast secret in an encrypted message rather than directly in the QR code

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Hocuri
2025-08-07 11:31:29 +02:00
parent e1abaebeb5
commit 738f6c1799
14 changed files with 265 additions and 134 deletions
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15
src/chat.rs
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@@ -2941,10 +2941,13 @@ async fn prepare_send_msg(
SystemMessage::MemberRemovedFromGroup | SystemMessage::SecurejoinMessage
)
}
CantSendReason::MissingKey => msg
.param
.get_bool(Param::ForcePlaintext)
.unwrap_or_default(),
CantSendReason::MissingKey => {
msg.param
.get_bool(Param::ForcePlaintext)
.unwrap_or_default()
// V2 securejoin messages are symmetrically encrypted, no need for the public key:
|| msg.securejoin_step() == Some("vb-request-v2")
}
_ => false,
};
if let Some(reason) = chat.why_cant_send_ex(context, &skip_fn).await? {
@@ -3878,11 +3881,13 @@ pub(crate) async fn save_broadcast_shared_secret(
chat_id: ChatId,
secret: &str,
) -> Result<()> {
info!(context, "Saving broadcast secret for chat {chat_id}");
info!(context, "dbg the new secret for chat {chat_id} is {secret}");
context
.sql
.execute(
"INSERT INTO broadcasts_shared_secrets (chat_id, secret) VALUES (?, ?)
ON CONFLICT(chat_id) DO UPDATE SET secret=excluded.chat_id",
ON CONFLICT(chat_id) DO UPDATE SET secret=excluded.secret",
(chat_id, secret),
)
.await?;