时间戳转换成“刚刚”，“5分钟前”，“3小时前”等

timestamp_beautiful.php

<?php
date_default_timezone_set('PRC');


/**
 * [时间戳转换成“刚刚”，“5分钟前”，“3小时前”等]
 * @param  [string] $time [时间戳]
 * @return [string]       
 */
function transfer_time($time)
{
    $original_time = $time;
    $rtime = date("m-d H:i",$time);
    $htime = date("H:i",$time);

    $current_time = time();
    $time = $current_time - $time;

    if ($time < 60)
    {
        $str = '刚刚';
    }
    elseif ($time < 60 * 60)
    {
        $min = floor($time/60);
        $str = $min.'分钟前';
    }
    elseif ($time < 60 * 60 * 24)
    {
        $h = floor($time/(60*60));
        $str = $h.'小时前 '.$htime;
    }
    elseif ($time < 60 * 60 * 24 * 3)
    {
        $d = floor($time/(60*60*24));
        if($d==1)
            $str = '昨天 '.$htime;
        else
            $str = '前天 '.$htime;
    }
    else
    {
        $current_year = (int)date("Y",$current_time);
        $original_year = (int)date("Y",$original_time);
        if($current_year > $original_year){
            $str = date("Y-m-d H:i",$original_time);
        }else{
            $str = $rtime;
        }
    }
    return $str;
}