dino/plugins/omemo/src/signed_pre_key_store.vala

54 lines
1.9 KiB
Vala

using Qlite;
using Signal;
namespace Dino.Plugins.Omemo {
private class BackedSignedPreKeyStore : SimpleSignedPreKeyStore {
private Database db;
private int identity_id;
public BackedSignedPreKeyStore(Database db, int identity_id) {
this.db = db;
this.identity_id = identity_id;
init();
}
private void init() {
try {
foreach (Row row in db.signed_pre_key.select().with(db.signed_pre_key.identity_id, "=", identity_id)) {
store_signed_pre_key(row[db.signed_pre_key.signed_pre_key_id], Base64.decode(row[db.signed_pre_key.record_base64]));
}
} catch (Error e) {
print(@"OMEMO: Error while initializing signed pre key store: $(e.message)\n");
}
signed_pre_key_stored.connect(on_signed_pre_key_stored);
signed_pre_key_deleted.connect(on_signed_pre_key_deleted);
}
public void on_signed_pre_key_stored(SignedPreKeyStore.Key key) {
try {
db.signed_pre_key.insert().or("REPLACE")
.value(db.signed_pre_key.identity_id, identity_id)
.value(db.signed_pre_key.signed_pre_key_id, (int) key.key_id)
.value(db.signed_pre_key.record_base64, Base64.encode(key.record))
.perform();
} catch (Error e) {
print(@"OMEMO: Error while updating signed pre key store: $(e.message)\n");
}
}
public void on_signed_pre_key_deleted(SignedPreKeyStore.Key key) {
try {
db.signed_pre_key.delete()
.with(db.signed_pre_key.identity_id, "=", identity_id)
.with(db.signed_pre_key.signed_pre_key_id, "=", (int) key.key_id)
.perform();
} catch (Error e) {
print(@"OMEMO: Error while updating signed pre key store: $(e.message)\n");
}
}
}
}