BBP_Akismet::get_post_history( int $post_id )

	public function get_post_history( $post_id = 0 ) {

		// Retrieve any previous history
		$history = get_post_meta( $post_id, '_bbp_akismet_history' );

		// Sort it by the time recorded
		usort( $history, 'akismet_cmp_time' );

		return $history;
	}