Core Apps » ChatSecure:Android

+ (void)receivedDeliveryReceiptForMessageId:(NSString *)messageId transaction:(YapDatabaseReadWriteTransaction*)transaction

{

    __block OTROutgoingMessage *deliveredMessage = nil;

    [transaction enumerateMessagesWithElementId:messageId originId:messageId stanzaId:nil block:^(id<OTRMessageProtocol> _Nonnull message, BOOL * _Null_unspecified stop) {

        if ([message isKindOfClass:[self class]]) {

            deliveredMessage = (OTROutgoingMessage *)message;

            *stop = YES;

        }

    }];

    // OTRDATA Media messages are not delivered until the transfer is complete. This is handled in the OTREncryptionManager.

    if (deliveredMessage.mediaItemUniqueId.length > 0 &&

        deliveredMessage.text.length == 0) {

        return;

    }

    if (deliveredMessage) {

        deliveredMessage = [deliveredMessage copy];

        deliveredMessage.delivered = YES;

        deliveredMessage.dateDelivered = [NSDate date];

        [deliveredMessage saveWithTransaction:transaction];

    }

}