time.helper.php
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<?php if(!defined('DEDEINC')) exit('dedecms');
/**
* 时间戳小助手
*
* @version $Id: time.helper.php 1 2010-07-05 11:43:09Z tianya $
* @package DedeCMS.Helpers
* @copyright Copyright (c) 2007 - 2010, DesDev, Inc.
* @license http://help.dedecms.com/usersguide/license.html
* @link http://www.dedecms.com
*/
/**
* 返回格林威治标准时间
*
* @param string $format 字符串格式
* @param string $timest 时间基准
* @return string
*/
if ( ! function_exists('MyDate'))
{
function MyDate($format='Y-m-d H:i:s', $timest=0)
{
global $cfg_cli_time;
$addtime = $cfg_cli_time * 3600;
if(empty($format))
{
$format = 'Y-m-d H:i:s';
}
return gmdate ($format, $timest+$addtime);
}
}
/**
* 从普通时间转换为Linux时间截
*
* @param string $dtime 普通时间
* @return string
*/
if ( ! function_exists('GetMkTime'))
{
function GetMkTime($dtime)
{
if(!preg_match("/[^0-9]/", $dtime))
{
return $dtime;
}
$dtime = trim($dtime);
$dt = Array(1970, 1, 1, 0, 0, 0);
$dtime = preg_replace("/[\r\n\t]|日|秒/", " ", $dtime);
$dtime = str_replace("年", "-", $dtime);
$dtime = str_replace("月", "-", $dtime);
$dtime = str_replace("时", ":", $dtime);
$dtime = str_replace("分", ":", $dtime);
$dtime = trim(preg_replace("/[ ]{1,}/", " ", $dtime));
$ds = explode(" ", $dtime);
$ymd = explode("-", $ds[0]);
if(!isset($ymd[1]))
{
$ymd = explode(".", $ds[0]);
}
if(isset($ymd[0]))
{
$dt[0] = $ymd[0];
}
if(isset($ymd[1])) $dt[1] = $ymd[1];
if(isset($ymd[2])) $dt[2] = $ymd[2];
if(strlen($dt[0])==2) $dt[0] = '20'.$dt[0];
if(isset($ds[1]))
{
$hms = explode(":", $ds[1]);
if(isset($hms[0])) $dt[3] = $hms[0];
if(isset($hms[1])) $dt[4] = $hms[1];
if(isset($hms[2])) $dt[5] = $hms[2];
}
foreach($dt as $k=>$v)
{
$v = preg_replace("/^0{1,}/", '', trim($v));
if($v=='')
{
$dt[$k] = 0;
}
}
$mt = mktime($dt[3], $dt[4], $dt[5], $dt[1], $dt[2], $dt[0]);
if(!empty($mt))
{
return $mt;
}
else
{
return time();
}
}
}
/**
* 减去时间
*
* @param int $ntime 当前时间
* @param int $ctime 减少的时间
* @return int
*/
if ( ! function_exists('SubDay'))
{
function SubDay($ntime, $ctime)
{
$dayst = 3600 * 24;
$cday = ceil(($ntime-$ctime)/$dayst);
return $cday;
}
}
/**
* 增加天数
*
* @param int $ntime 当前时间
* @param int $aday 增加天数
* @return int
*/
if ( ! function_exists('AddDay'))
{
function AddDay($ntime, $aday)
{
$dayst = 3600 * 24;
$oktime = $ntime + ($aday * $dayst);
return $oktime;
}
}
/**
* 返回格式化(Y-m-d H:i:s)的是时间
*
* @param int $mktime 时间戳
* @return string
*/
if ( ! function_exists('GetDateTimeMk'))
{
function GetDateTimeMk($mktime)
{
return MyDate('Y-m-d H:i:s',$mktime);
}
}
/**
* 返回格式化(Y-m-d)的日期
*
* @param int $mktime 时间戳
* @return string
*/
if ( ! function_exists('GetDateMk'))
{
function GetDateMk($mktime)
{
if($mktime=="0") return "暂无";
else return MyDate("Y-m-d", $mktime);
}
}
/**
* 将时间转换为距离现在的精确时间
*
* @param int $seconds 秒数
* @return string
*/
if ( ! function_exists('FloorTime'))
{
function FloorTime($seconds)
{
$times = '';
$days = floor(($seconds/86400)%30);
$hours = floor(($seconds/3600)%24);
$minutes = floor(($seconds/60)%60);
$seconds = floor($seconds%60);
if($seconds >= 1) $times .= $seconds.'秒';
if($minutes >= 1) $times = $minutes.'分钟 '.$times;
if($hours >= 1) $times = $hours.'小时 '.$times;
if($days >= 1) $times = $days.'天';
if($days > 30) return false;
$times .= '前';
return str_replace(" ", '', $times);
}
}