-
Notifications
You must be signed in to change notification settings - Fork 2
/
Copy pathgregorian_to_jalali.php
57 lines (46 loc) · 1.4 KB
/
gregorian_to_jalali.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
<?php
/*
* Language: PHP
* Date: 2021/12/30
* Name: gregorian_to_jalali.php
* Repository: https://github.com/BaseMax/gregorian_to_jalali
*/
date_default_timezone_set('Asia/Tehran');
function gregorian_to_jalali(int $year, int $month, int $day) : array
{
$result = [];
$array = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
if($year <= 1600) {
$year -= 621;
$result["year"] = 0;
} else {
$year -= 1600;
$result["year"] = 979;
}
$temp = ($year > 2) ? ($year + 1) : $year;
$days = ((int)(($temp + 3) / 4)) + (365 * $year) - ((int)(($temp + 99) / 100)) - 80 + $array[$month - 1] + ((int)(($temp + 399) / 400)) + $day;
$result["year"] += 33 * ((int)($days / 12053));
$days %= 12053;
$result["year"] += 4 * ((int)($days / 1461));
$days %= 1461;
if($days > 365){
$result["year"] += (int)(($days - 1) / 365);
$days = ($days-1) % 365;
}
$result["month"] = ($days < 186)
? 1 + (int)($days / 31)
: 7 + (int)(($days - 186) / 30);
$result["day"] = 1 + (($days < 186)
? ($days % 31)
: (($days - 186) % 30));
return $result;
}
function gregorian_to_jalali_str(int $year, int $month, int $day) : string
{
$result = gregorian_to_jalali($year, $month, $day);
if($result["month"] < 10)
$result["month"] = "0" . $result["month"];
if($result["day"] < 10)
$result["day"] = "0" . $result["day"];
return $result["year"] . "/" . $result["month"] . "/" . $result["day"];
}