bbp_unspam_reply( int $reply_id )

function bbp_unspam_reply( $reply_id = 0 ) {

	// Get reply
	$reply = bbp_get_reply( $reply_id );
	if ( empty( $reply ) )
		return $reply;

	// Bail if already not spam
	if ( bbp_get_spam_status_id() !== $reply->post_status )
		return false;

	// Execute pre unspam code
	do_action( 'bbp_unspam_reply', $reply_id );

	// Get pre spam status
	$reply->post_status = get_post_meta( $reply_id, '_bbp_spam_meta_status', true );

	// If no previous status, default to publish
	if ( empty( $reply->post_status ) ) {
		$reply->post_status = bbp_get_public_status_id();
	}

	// Delete pre spam meta
	delete_post_meta( $reply_id, '_bbp_spam_meta_status' );

	// No revisions
	remove_action( 'pre_post_update', 'wp_save_post_revision' );

	// Update the reply
	$reply_id = wp_update_post( $reply );

	// Execute post unspam code
	do_action( 'bbp_unspammed_reply', $reply_id );

	// Return reply_id
	return $reply_id;
}