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<?php
# 2014 Zakrot Web Solutions
#
# changes:
# function names changed
# added timesone
# added jmaketime
#
# 2009-2013 Vahid Sohrablou (IranPHP.org)
# 2000 Roozbeh Pournader and Mohammad Tou'si
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# A copy of the GNU General Public License is available from:
#
# <a href="http://gnu.org/copyleft/gpl.html" target="_blank">http://gnu.org/copyleft/gpl.html</a>
# Version 1.2.9
/**
* The format of the outputted date string (jalali equivalent of php date() function)
* @global array $jdate_month_name
* @global array $ztjalali_option
* @param string $format for example 'Y-m-d H:i:s'
* @param timestamp $timestamp [optional]
* @param bool $timezone [optional]
* @param bool $fanum [optional]<br/>convert number to persian ?<br/>
* default : get from plugin option
* @return string
* @since 5.0.0
*/
function jdate($format, $timestamp = NULL, $timezone = false, $fanum = NULL) {
global $jdate_month_name, $ztjalali_option;
static $jdate_month_days = array(0, 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
static $jdate_week_name = array('شنبه', 'یکشنبه', 'دوشنبه', 'سه شنبه', 'چهارشنبه', 'پنج شنبه', 'جمعه');
if (!$timestamp)
$timestamp = time();
elseif (!is_numeric($timestamp))
$timestamp = strtotime($timestamp);
elseif (!is_integer($timestamp))
$timestamp = intval($timestamp);
/* =================================================================== */
if ($timezone === 'local' OR $timezone === FALSE) {
//do noting
} elseif ( $timezone === TRUE) {
$fanum = FALSE;// support jdate older version
} elseif ($timezone === 'current') {
$time_zone = 'Asia/Tehran';
function_exists('get_option') AND $time_zone = get_option('timezone_string');
$dtz = new DateTimeZone($time_zone);
$time_obj = new DateTime('now', $dtz);
$deff_time = $dtz->getOffset($time_obj);
$timestamp += $deff_time;
} elseif (is_numeric($time_zone)) {
$timestamp += (int) $time_zone;
} elseif (is_string($time_zone)) {
$dtz = new DateTimeZone($time_zone);
$time_obj = new DateTime('now', $dtz);
$deff_time = $dtz->getOffset($time_obj);
$timestamp += $deff_time;
}
/* =================================================================== */
if ($fanum === NULL AND ! empty($ztjalali_option['change_jdate_number_to_persian']) AND $ztjalali_option['change_jdate_number_to_persian']) {
$fanum = TRUE;
}
/* =================================================================== */
# Create need date parametrs
list($gYear, $gMonth, $gDay, $gWeek) = explode('-', date('Y-m-d-w', $timestamp));
list($pYear, $pMonth, $pDay) = gregorian_to_jalali($gYear, $gMonth, $gDay);
$pWeek = ($gWeek + 1);
if ($pWeek >= 7) {
$pWeek = 0;
}
if ($format == '\\') {
$format = '//';
}
$lenghFormat = strlen($format);
$i = 0;
$result = '';
while ($i < $lenghFormat) {
$par = $format{$i};
if ($par == '\\') {
$result .= $format{ ++$i};
$i ++;
continue;
}
switch ($par) {
# Day
case 'd':
$result .= (($pDay < 10) ? ('0' . $pDay) : $pDay);
break;
case 'D':
$result .= substr($jdate_week_name[$pWeek], 0, 2);
break;
case 'j':
$result .= $pDay;
break;
case 'l':
$result .= $jdate_week_name[$pWeek];
break;
case 'N':
$result .= $pWeek + 1;
break;
case 'w':
$result .= $pWeek;
break;
case 'z':
$result .= jday_of_year($pMonth, $pDay);
break;
case 'S':
$result .= 'ام';
break;
# Week
case 'W':
$result .= ceil(jday_of_year($pMonth, $pDay) / 7);
break;
# Month
case 'F':
$result .= $jdate_month_name[$pMonth];
break;
case 'm':
$result .= (($pMonth < 10) ? ('0' . $pMonth) : $pMonth);
break;
case 'M':
$result .= substr($jdate_month_name[$pMonth], 0, 6);
break;
case 'n':
$result .= $pMonth;
break;
case 't':
$result .= jday_of_month($pYear,$pMonth);
break;
# Years
case 'L':
$result .= (int) is_jalali_leap_year($pYear);
break;
case 'Y':
case 'o':
$result .= $pYear;
break;
case 'y':
$result .= substr($pYear, 2);
break;
# Time
case 'a':
case 'A':
if (date('a', $timestamp) == 'am') {
$result .= (($par == 'a') ? 'ق.ظ' : 'قبل از ظهر');
} else {
$result .= (($par == 'a') ? 'ب.ظ' : 'بعد از ظهر');
}
break;
case 'B':
case 'g':
case 'G':
case 'h':
case 'H':
case 's':
case 'u':
case 'i':
# Timezone
case 'e':
case 'I':
case 'O':
case 'P':
case 'T':
case 'Z':
$result .= date($par, $timestamp);
break;
# Full Date/Time
case 'c':
$result .= ($pYear . '-' . $pMonth . '-' . $pDay . ' ' . date('H:i:s P', $timestamp));
break;
case 'r':
$result .= (substr($jdate_week_name[$pWeek], 0, 2) . '، ' . $pDay . ' ' . substr($jdate_month_name[$pMonth], 0, 6) . ' ' . $pYear . ' ' . date('H::i:s P', $timestamp));
break;
case 'U':
$result .= $timestamp;
break;
default:
$result .= $par;
}
$i ++;
}
if ($fanum)
return ztjalali_persian_num($result);
return $result;
}
/* =================================================================== */
/**
* Format a local time/date according to locale settings (jalali equivalent of php strftime() function)
* @global array $jdate_month_name
* @param string $format for example 'Y-m-d H:i:s'
* @param timestamp $timestamp [optional]
* @param bool $fanum [optional]<br/>convert number to persian ?<br/>
* default : get from plugin option
* @return type
* @since 5.0.0
*/
function jstrftime($format, $timestamp = NULL, $fanum = false) {
global $jdate_month_name;
static $jdate_month_days = array(0, 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
static $jdate_week_name = array('شنبه', 'یکشنبه', 'دوشنبه', 'سه شنبه', 'چهارشنبه', 'پنج شنبه', 'جمعه');
if (!$timestamp) {
$timestamp = time();
}
# Create need date parametrs
list($gYear, $gMonth, $gDay, $gWeek) = explode('-', date('Y-m-d-w', $timestamp));
list($pYear, $pMonth, $pDay) = gregorian_to_jalali($gYear, $gMonth, $gDay);
$pWeek = $gWeek + 1;
if ($pWeek >= 7) {
$pWeek = 0;
}
$lenghFormat = strlen($format);
$i = 0;
$result = '';
while ($i < $lenghFormat) {
$par = $format{$i};
if ($par == '%') {
$type = $format{ ++$i};
switch ($type) {
# Day
case 'a':
$result .= substr($jdate_week_name[$pWeek], 0, 2);
break;
case 'A':
$result .= $jdate_week_name[$pWeek];
break;
case 'd':
$result .= (($pDay < 10) ? '0' . $pDay : $pDay);
break;
case 'e':
$result.= $pDay;
break;
case 'j':
$dayinM = jday_of_year($pMonth, $pDay);
$result .= (($dayinM < 10) ? '00' . $dayinM : ($dayinM < 100) ? '0' . $dayinM : $dayinM);
break;
case 'u':
$result .= $pWeek + 1;
break;
case 'w':
$result .= $pWeek;
break;
# Week
case 'U':
$result .= floor(jday_of_year($pMonth, $pDay) / 7);
break;
case 'V':
case 'W':
$result .= ceil(jday_of_year($pMonth, $pDay) / 7);
break;
# Month
case 'b':
case 'h':
$result .= substr($jdate_month_name[$pMonth], 0, 6);
break;
case 'B':
$result .= $jdate_month_name[$pMonth];
break;
case 'm':
$result .= (($pMonth < 10) ? '0' . $pMonth : $pMonth);
break;
# Year
case 'C':
$result .= ceil($pYear / 100);
break;
case 'g':
case 'y':
$result .= substr($pYear, 2);
break;
case 'G':
case 'Y':
$result .= $pYear;
break;
# Time
case 'H':
case 'I':
case 'l':
case 'M':
case 'R':
case 'S':
case 'T':
case 'X':
case 'z':
case 'Z':
$result .= strftime('%' . $type, $timestamp);
break;
case 'p':
case 'P':
case 'r':
if (date('a', $timestamp) == 'am') {
$result .= (($type == 'p') ? 'ق.ظ' : ($type == 'P') ? 'قبل از ظهر' : strftime("%I:%M:%S قبل از ظهر", $timestamp));
} else {
$result .= (($type == 'p') ? 'ب.ظ' : ($type == 'P') ? 'بعد از ظهر' : strftime("%I:%M:%S بعد از ظهر", $timestamp));
}
break;
# Time and Date Stamps
case 'c':
$result .= (substr($jdate_week_name[$pWeek], 0, 2) . ' ' . substr($jdate_month_name[$pMonth], 0, 6) . ' ' . $pDay . ' ' . strftime("%T", $timestamp) . ' ' . $pYear);
break;
case 'D':
case 'x':
$result .= ((($pMonth < 10) ? '0' . $pMonth : $pMonth) . '-' . (($pDay < 10) ? '0' . $pDay : $pDay) . '-' . substr($pYear, 2));
break;
case 'F':
$result .= ($pYear . '-' . (($pMonth < 10) ? '0' . $pMonth : $pMonth) . '-' . (($pDay < 10) ? '0' . $pDay : $pDay));
break;
case 's':
$result .= $timestamp;
break;
# Miscellaneous
case 'n':
$result .= "\n";
break;
case 't':
$result .= "\t";
break;
case '%':
$result .= '%';
break;
default:
$result .= '%' . $type;
}
} else {
$result .= $par;
}
$i ++;
}
if ($fanum)
return ztjalali_persian_num($result);
return $result;
}
/* =================================================================== */
/**
* return Unix timestamp for a date (jalali equivalent of php mktime() function)
* @param int $hour [optional] max : 23
* @param int $minute [optional] max : 59
* @param int $second [optional] max: 59
* @param int $month [optional] max: 12
* @param int $day [optional] max: 31
* @param int $year [optional]
* @param int $is_dst [optional]
* @return timestamp
* @since 5.0.0
*/
function jmktime($hour = 0, $minute = 0, $second = 0, $month = 0, $day = 0, $year = 0, $is_dst = -1) {
if (($hour == 0) && ($minute == 0) && ($second == 0) && ($month == 0) && ($day == 0) && ($year == 0)) {
return time();
}
list($year, $month, $day) = jalali_to_gregorian($year, $month, $day);
return mktime($hour, $minute, $second, $month, $day, $year, $is_dst);
}
/* =================================================================== */
/**
* validate a jalali date (jalali equivalent of php checkdate() function)
* @param int $month
* @param int $day
* @param int $year
* @return int
* @since 5.0.0
*/
function jcheckdate($month, $day, $year) {
if (($month < 1) || ($month > 12) || ($year < 1) || ($year > 32767) || ($day < 1)) {
return 0;
}
static $jdate_month_days = array(0, 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
if ($day > $jdate_month_days[$month]) {
if (($month != 12) || ($day != 30) || !is_jalali_leap_year($year)) {
return 0;
}
}
return 1;
}
/* =================================================================== */
/**
* Get date/time information (jalali equivalent of php getdate() function)
* @param timestamp $timestamp
* @return array
* @since 5.0.0
*/
function jgetdate($timestamp = NULL) {
if (!$timestamp) {
$timestamp = mktime();
}
list($seconds, $minutes, $hours, $mday, $wday, $mon, $year, $yday, $weekday, $month) = explode('-', jdate('s-i-G-j-w-n-Y-z-l-F', $timestamp, false, false));
return array(0 => $timestamp, 'seconds' => $seconds, 'minutes' => $minutes, 'hours' => $hours, 'mday' => $mday, 'wday' => $wday, 'mon' => $mon, 'year' => $year, 'yday' => $yday, 'weekday' => $weekday, 'month' => $month);
}
/* =================================================================== */
/**
* gregorian to jalali convertion
* @staticvar array $g_days_in_month
* @staticvar array $j_days_in_month
* @param int $g_y
* @param int $g_m
* @param int $g_d
* @return array
* @since 5.0.0
*/
function gregorian_to_jalali($g_y, $g_m, $g_d) {
static $g_days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
static $j_days_in_month = array(31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
$gy = $g_y - 1600;
$gm = $g_m - 1;
$g_day_no = (365 * $gy + int_div($gy + 3, 4) - int_div($gy + 99, 100) + int_div($gy + 399, 400));
for ($i = 0; $i < $gm; ++$i) {
$g_day_no += $g_days_in_month[$i];
}
if ($gm > 1 && (($gy % 4 == 0 && $gy % 100 != 0) || ($gy % 400 == 0)))
# leap and after Feb
$g_day_no ++;
$g_day_no += $g_d - 1;
$j_day_no = $g_day_no - 79;
$j_np = int_div($j_day_no, 12053); # 12053 = (365 * 33 + 32 / 4)
$j_day_no = $j_day_no % 12053;
$jy = (979 + 33 * $j_np + 4 * int_div($j_day_no, 1461)); # 1461 = (365 * 4 + 4 / 4)
$j_day_no %= 1461;
if ($j_day_no >= 366) {
$jy += int_div($j_day_no - 1, 365);
$j_day_no = ($j_day_no - 1) % 365;
}
for ($i = 0; ($i < 11 && $j_day_no >= $j_days_in_month[$i]); ++$i) {
$j_day_no -= $j_days_in_month[$i];
}
return array($jy, $i + 1, $j_day_no + 1);
}
/* =================================================================== */
/**
* jalali to gregorian convertion
* @staticvar array $g_days_in_month
* @staticvar array $j_days_in_month
* @param int $j_y
* @param int $j_m
* @param int $j_d
* @return array
* @since 5.0.0
*/
function jalali_to_gregorian($j_y, $j_m, $j_d) {
static $g_days_in_month = array(31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31);
static $j_days_in_month = array(31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
$jy = $j_y - 979;
$jm = $j_m - 1;
$j_day_no = (365 * $jy + int_div($jy, 33) * 8 + int_div($jy % 33 + 3, 4));
for ($i = 0; $i < $jm; ++$i) {
$j_day_no += $j_days_in_month[$i];
}
$j_day_no += $j_d - 1;
$g_day_no = $j_day_no + 79;
$gy = (1600 + 400 * int_div($g_day_no, 146097)); # 146097 = (365 * 400 + 400 / 4 - 400 / 100 + 400 / 400)
$g_day_no = $g_day_no % 146097;
$leap = 1;
if ($g_day_no >= 36525) { # 36525 = (365 * 100 + 100 / 4)
$g_day_no --;
$gy += (100 * int_div($g_day_no, 36524)); # 36524 = (365 * 100 + 100 / 4 - 100 / 100)
$g_day_no = $g_day_no % 36524;
if ($g_day_no >= 365) {
$g_day_no ++;
} else {
$leap = 0;
}
}
$gy += (4 * int_div($g_day_no, 1461)); # 1461 = (365 * 4 + 4 / 4)
$g_day_no %= 1461;
if ($g_day_no >= 366) {
$leap = 0;
$g_day_no --;
$gy += int_div($g_day_no, 365);
$g_day_no = ($g_day_no % 365);
}
for ($i = 0; $g_day_no >= ($g_days_in_month[$i] + ($i == 1 && $leap)); $i ++) {
$g_day_no -= ($g_days_in_month[$i] + ($i == 1 && $leap));
}
return array($gy, $i + 1, $g_day_no + 1);
}
/* =================================================================== */
/**
* integer division
* @param int $a
* @param int $b
* @return type
* @since 5.0.0
*/
function int_div($a, $b) {
return (int) ($a / $b);
}
/* =================================================================== */
/**
* return day number from first day of year
* @param int $pMonth
* @param int $pDay
* @return type
* @since 5.0.0
*/
function jday_of_year($pMonth, $pDay) {
static $jdate_month_days = array(0, 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
$days = 0;
for ($i = 1; $i < $pMonth; $i ++) {
$days += $jdate_month_days[$i];
}
return ($days + $pDay);
}
/* =================================================================== */
/**
* check jalali year is leap(kabise)
* @param int $year
* @return int
* @since 5.0.0
*/
function is_jalali_leap_year($year) {
$mod = ($year % 33);
if (($mod == 1) or ( $mod == 5) or ( $mod == 9) or ( $mod == 13) or ( $mod == 17) or ( $mod == 22) or ( $mod == 26) or ( $mod == 30)) {
return 1;
}
return 0;
}
/* =================================================================== */
/**
* return last day of month
* @param int $year
* @param int $month
* @return int number of day in month
* @since 5.0.0
*/
function jday_of_month($year,$month) {
static $jdate_month_days = array(0, 31, 31, 31, 31, 31, 31, 30, 30, 30, 30, 30, 29);
if(is_jalali_leap_year($year) && ($month == 12))
return 30;
$month = (int)$month;
return $jdate_month_days[$month];
}
/* =================================================================== */
/**
* return jalali name of month from month number
* @global array $jdate_month_name
* @param int $month
* @return string
* @since 5.0.0
*/
function monthname($month) {
global $jdate_month_name;
$month = (int)$month;
return $jdate_month_name[$month];
}
/* =================================================================== */