logger("add_to_queue ignored - identical item already in queue");
} else {
// queue message for redelivery
add_to_queue($contact["id"], NETWORK_DIASPORA, $slap, $public_batch);
logger("add_to_queue ignored - identical item already in queue");
} else {
// queue message for redelivery
add_to_queue($contact["id"], NETWORK_DIASPORA, $slap, $public_batch);