flush_local_changes: function() {
var ops = localChanges2.concat(localChanges1);
var ops = ot_base.normalize_array(ops);
if (ops.length > 0) collab.local_revision(ops);
localChanges1 = [];
localChanges2 = [];
}
window.jot_send_changes_over_the_wire = function() {
var ops = ot_base.normalize_array(localChanges2);
if (ops.length > 0) {
collab.local_revision(ops); // send whole arrays
time_since_last_op = 0;
// If there was no operation to send on this iteration, see if it's
// time to send a period ping, which acknowledges that we're caught
// up with the most recent remote revision we've received. That let's
// the other end clear buffers.
} else if (collab.needs_ack && time_since_last_op > max_ack_time) {
collab.send_ping();
time_since_last_op = 0;
} else {
time_since_last_op += 1;
}
localChanges2 = localChanges1;
localChanges1 = [];
queue_send_changes();
}