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Sync broadcast subscribers list (#7578)

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fix #7497
This commit is contained in:
Hocuri
2026-01-13 15:04:51 +01:00
committed by GitHub
parent c3a6e48882
commit d446a16fc6
3 changed files with 135 additions and 3 deletions
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14
src/chat.rs
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@@ -4941,12 +4941,20 @@ async fn set_contacts_by_fingerprints(
context
.sql
.transaction(move |transaction| {
transaction.execute("DELETE FROM chats_contacts WHERE chat_id=?", (id,))?;
// For broadcast channels, we only add members,
// because we don't use the membership consistency algorithm,
// and are using sync messages as a basic way to ensure consistency between devices.
// For groups, we also remove members,
// because the sync message is used in order to sync unpromoted groups.
if chat.typ != Chattype::OutBroadcast {
transaction.execute("DELETE FROM chats_contacts WHERE chat_id=?", (id,))?;
}
// We do not care about `add_timestamp` column
// because timestamps are not used for broadcast channels.
let mut statement = transaction
.prepare("INSERT INTO chats_contacts (chat_id, contact_id) VALUES (?, ?)")?;
let mut statement = transaction.prepare(
"INSERT OR IGNORE INTO chats_contacts (chat_id, contact_id) VALUES (?, ?)",
)?;
for contact_id in &contacts {
statement.execute((id, contact_id))?;
}