WP_Media_List_Table::column_date( WP_Post $post )

	public function column_date( $post ) {
		if ( '0000-00-00 00:00:00' === $post->post_date ) {
			$h_time = __( 'Unpublished' );
		} else {
			$m_time = $post->post_date;
			$time = get_post_time( 'G', true, $post, false );
			if ( ( abs( $t_diff = time() - $time ) ) < DAY_IN_SECONDS ) {
				if ( $t_diff < 0 ) {
					$h_time = sprintf( __( '%s from now' ), human_time_diff( $time ) );
				} else {
					$h_time = sprintf( __( '%s ago' ), human_time_diff( $time ) );
				}
			} else {
				$h_time = mysql2date( __( 'Y/m/d' ), $m_time );
			}
		}

		echo $h_time;
	}