Design/EasySoft-ZenTaoPMS
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases 30 Wiki Activity

+ add date class.

Browse Source
This commit is contained in:
zhujinyong
2013-01-07 05:50:18 +00:00
parent 11a6ba063b
commit 5176f5d77f
1 changed files with 249 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

249
lib/date/date.class.php Normal file
View File

@@ -0,0 +1,249 @@
<?php
/**
* The date class file of ZenTaoPHP framework.
*
* The author disclaims copyright to this source code. In place of
* a legal notice, here is a blessing:
*
* May you do good and not evil.
* May you find forgiveness for yourself and forgive others.
* May you share freely, never taking more than you give.
*/
/**
* Date class.
*
* @package framework
*/
class date
{
/**
* Build hour time list.
*
* @param int $begin
* @param int $end
* @param int $delta
* @access public
* @return array
*/
public static function buildTimeList($begin, $end, $delta)
{
$times = array();
for($hour = $begin; $hour <= $end; $hour ++)
{
for($minutes = 0; $minutes < 60; $minutes += $delta)
{
$time = sprintf('%02d%02d', $hour, $minutes);
$label = sprintf('%02d:%02d', $hour, $minutes);
$times[$time] = $label;
}
}
return $times;
}
/**
* Get today.
*
* @access public
* @return date
*/
public static function today()
{
return date(DT_DATE2, time());
}
/**
* Get yesterday
*
* @access public
* @return date
*/
public static function yesterday()
{
return date(DT_DATE1, strtotime('yesterday'));
}
/**
* Get tomorrow.
*
* @access public
* @return date
*/
public static function tomorrow()
{
return date(DT_DATE1, strtotime('tomorrow'));
}
/**
* Get the day before yesterday.
*
* @access public
* @return date
*/
public static function twoDaysAgo()
{
return date(DT_DATE1, strtotime('-2 days'));
}
/**
* Get now time period.
*
* @param int $delta
* @access public
* @return string the current time period, like 0915
*/
public static function now($delta = 10)
{
$range = range($delta, 60 - $delta, $delta);
$hour = date('H', time());
$minute = date('i', time());
if($minute > 60 - $delta)
{
$hour += 1;
$minute = 00;
}
else
{
for($i = 0; $i < $delta; $i ++)
{
if(in_array($minute + $i, $range))
{
$minute = $minute + $i;
break;
}
}
}
return sprintf('%02d%02d', $hour, $minute);
}
/**
* Format time 0915 to 09:15
*
* @param string $time
* @access public
* @return string
*/
public static function formatTime($time)
{
if(strlen($time) != 4 or $time == '2400') return '';
return substr($time, 0, 2) . ':' . substr($time, 2, 2);
}
/**
* Get the begin and end date of this week.
*
* @access public
* @return array
*/
public static function getThisWeek()
{
$baseTime = self::getMiddleOfThisWeek();
$begin = date(DT_DATE1, strtotime('last monday', $baseTime)) . ' 00:00:00';
$end = date(DT_DATE1, strtotime('next sunday', $baseTime)) . ' 23:59:59';
return array('begin' => $begin, 'end' => $end);
}
/**
* Get the begin and end date of last week.
*
* @access public
* @return array
*/
public static function getLastWeek()
{
$baseTime = self::getMiddleOfLastWeek();
$begin = date(DT_DATE1, strtotime('last monday', $baseTime)) . ' 00:00:00';
$end = date(DT_DATE1, strtotime('next sunday', $baseTime)) . ' 23:59:59';
return array('begin' => $begin, 'end' => $end);
}
/**
* Get the time at the middle of this week.
*
* If today in week is 1, move it one day in future. Else is 7, move it back one day. To keep the time geted in this week.
*
* @access public
* @return time
*/
public static function getMiddleOfThisWeek()
{
$baseTime = time();
$weekDay = date('N');
if($weekDay == 1) $baseTime = time() + 86400;
if($weekDay == 7) $baseTime = time() - 86400;
return $baseTime;
}
/**
* Get middle of last week
*
* @access public
* @return time
*/
public static function getMiddleOfLastWeek()
{
$baseTime = time();
$weekDay = date('N');
$baseTime = time() - 86400 * 7;
if($weekDay == 1) $baseTime = time() - 86400 * 4; // Make sure is last thursday.
if($weekDay == 7) $baseTime = time() - 86400 * 10; // Make sure is last thursday.
return $baseTime;
}
/**
* Get this month begin and end time
*
* @access public
* @return array
*/
public static function getThisMonth()
{
$begin = date('Y-m') . '-01 00:00:00';
$end = date('Y-m', strtotime('next month')) . '-00 23:59:59';
return array('begin' => $begin, 'end' => $end);
}
/**
* Get last month begin and end time
*
* @access public
* @return array
*/
public static function getLastMonth()
{
$begin = date('Y-m', strtotime('last month')) . '-01 00:00:00';
$end = date('Y-m', strtotime('this month')) . '-00 23:59:59';
return array('begin' => $begin, 'end' => $end);
}
public static function getThisSeason()
{
$year = date("Y-");
$month = date("n");
if($month % 3)
{
$seasonBegin = $month - ($month % 3) + 1;
$seasonEnd = $seasonBegin + 3;
}
else
{
$seasonEnd = $month + 1;
$seasonBegin = $seasonEnd - 3;
}
if(strlen($seasonBegin) == 1) $seasonBegin = "0$seasonBegin";
if(strlen($seasonEnd) == 1) $seasonEnd = "0$seasonEnd";
$begin = $year . $seasonBegin;
$end = $year . $seasonEnd;
return array('begin' => $begin, 'end' => $end);
}
public static function getThisYear()
{
$begin = date(DT_DATE1, strtotime('1/1 this year'));
$end = date(DT_DATE1, strtotime('1/1 next year -1 day'));
return array('begin' => $begin, 'end' => $end);
}
}