js&php 秒转换为天

<?php
    $flag_con_time = false; # 用于判断完成时间 （baoming_plus 表）
    if( !empty($fp_complete_time) ){ # 存在完成时间
        $fp_complete_time = $fp_complete_time;
    }else{
        $flag_con_time = true;
        $fp_complete_time = date("Y-m-d H:i:s");
    }
    # 分单时间
    $bmcs_fd_time = $arr_bminfo['Baoming']['bmcs_fd_time'];
    $seconds = (int)(strtotime($fp_complete_time) - strtotime($bmcs_fd_time));
    if( $seconds<86400 ){//如果不到一天
        $format_time = gmstrftime('%H 时%M 分%S 秒', $seconds);
    }else{
        $time = explode(' ', gmstrftime('%j %H %M %S', $seconds));//Array ( [0] => 04 [1] => 14 [2] => 14 [3] => 35 ) 
        $format_time = ($time[0]-1).'天'.$time[1].'时'.$time[2].'分'.$time[3].'秒';
    }
?>

function timeStamp( second_time ){
    var time = parseInt(second_time) + "秒";
    if( parseInt(second_time )> 60 ) {
        var second = parseInt(second_time) % 60;
        var min = parseInt(second_time / 60);
        time = min + "分" + second + "秒";
        if( min > 60 ) {
            min = parseInt(second_time / 60) % 60;
            var hour = parseInt( parseInt(second_time / 60) /60 );
            time = hour + "时" + min + "分" + second + "秒";
            if( hour > 24 ) {
                hour = parseInt( parseInt(second_time / 60) /60 ) % 24;
                var day = parseInt( parseInt( parseInt(second_time / 60) /60 ) / 24 );
                time = day + "天" + hour + "时" + min + "分" + second + "秒";
            }
        }
    }
    return time;
}