Revize 2a205303
Přidáno uživatelem Michal Kliment před více než 9 roky(ů)
| application/helpers/date.php | ||
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// returns boundary date of month
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return date('Y-m-d', mktime(0, 0, 0, $month, $deduct_day2, $year));
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}
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/**
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/**
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* Function returns next date of deduct from the given date.
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* Next means that next mmonth deduct date is calculated.
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*
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* @author Ondřej Fibich <fibich@freenetis.org>
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* @since 1.1.10
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*
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* @param string $date input deduct date
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* @return string next deduct date from next month
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*/
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public static function get_next_deduct_date_to($date)
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{
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$d_arr = date_parse($date);
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// increase month
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$d_arr['month']++;
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if ($d_arr['month'] > 12)
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{
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$d_arr['month'] = 1;
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$d_arr['year']++;
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}
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// get deduct day for increased month
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$d_arr['day'] = date::get_deduct_day_to($d_arr['month'], $d_arr['year']);
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// create new date
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return date::create($d_arr['day'], $d_arr['month'], $d_arr['year']);
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}
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/**
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* Calculate deduct day of given month.
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*
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* @author Ondrej Fibich
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| ... | ... | |
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$timestamp = mktime(0, 0, 0, $month, $day, $year);
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return date('Y-m-d', $timestamp);
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}
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/**
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* Performs arithmetic on date
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*
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* @author Michal Kliment
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* @param integer $day
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* @param integer $month
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* @param integer $year
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* @param string $unit
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* @param integer $number
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* @return type
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*/
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public static function arithmetic_arr(&$day, &$month, &$year, $unit, $number)
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{
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if ($unit != 'day' && $unit != 'month' && $unit != 'year')
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return;
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$$unit += $number;
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$middle = date::get_deduct_day_to($month, $year);
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$year += floor($month/12);
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$month = ($month %12 + 12) % 12;
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if ($month == 0)
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{
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$month = 12;
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$year--;
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}
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while ($day <= 0)
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{
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date::arithmetic_arr($middle, $month, $year, 'month', -1);
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$day += date::days_of_month($month, $year);
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}
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while ($day > date::days_of_month($month, $year))
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{
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$day -= date::days_of_month($month, $year);
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date::arithmetic_arr($middle, $month, $year, 'month', 1);
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}
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}
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/**
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* Performs arithmetic on date
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* Silimar to arithmetic_arr, but returns string
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*
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* @param string $date
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* @param string $unit
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* @param integer $number
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* @return type
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*/
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public static function arithmetic($date, $unit, $number = 1)
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{
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$pd = date_parse($date);
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date::arithmetic_arr($pd['day'], $pd['month'], $pd['year'], $unit, $number);
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return date('Y-m-d', mktime(0, 0, 0, $pd['month'], $pd['day'], $pd['year']));
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}
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} // End date
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Také k dispozici: Unified diff
Release 1.1.10