DateParts.php
3.9 KB
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
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
<?php
namespace PhpOffice\PhpSpreadsheet\Calculation\DateTimeExcel;
use PhpOffice\PhpSpreadsheet\Calculation\Exception;
use PhpOffice\PhpSpreadsheet\Calculation\Functions;
use PhpOffice\PhpSpreadsheet\Shared\Date as SharedDateHelper;
class DateParts
{
/**
* DAYOFMONTH.
*
* Returns the day of the month, for a specified date. The day is given as an integer
* ranging from 1 to 31.
*
* Excel Function:
* DAY(dateValue)
*
* @param mixed $dateValue Excel date serial value (float), PHP date timestamp (integer),
* PHP DateTime object, or a standard date string
*
* @return int|string Day of the month
*/
public static function day($dateValue)
{
$weirdResult = self::weirdCondition($dateValue);
if ($weirdResult >= 0) {
return $weirdResult;
}
try {
$dateValue = Helpers::getDateValue($dateValue);
} catch (Exception $e) {
return $e->getMessage();
}
// Execute function
$PHPDateObject = SharedDateHelper::excelToDateTimeObject($dateValue);
return (int) $PHPDateObject->format('j');
}
/**
* MONTHOFYEAR.
*
* Returns the month of a date represented by a serial number.
* The month is given as an integer, ranging from 1 (January) to 12 (December).
*
* Excel Function:
* MONTH(dateValue)
*
* @param mixed $dateValue Excel date serial value (float), PHP date timestamp (integer),
* PHP DateTime object, or a standard date string
*
* @return int|string Month of the year
*/
public static function month($dateValue)
{
try {
$dateValue = Helpers::getDateValue($dateValue);
} catch (Exception $e) {
return $e->getMessage();
}
if ($dateValue < 1 && SharedDateHelper::getExcelCalendar() === SharedDateHelper::CALENDAR_WINDOWS_1900) {
return 1;
}
// Execute function
$PHPDateObject = SharedDateHelper::excelToDateTimeObject($dateValue);
return (int) $PHPDateObject->format('n');
}
/**
* YEAR.
*
* Returns the year corresponding to a date.
* The year is returned as an integer in the range 1900-9999.
*
* Excel Function:
* YEAR(dateValue)
*
* @param mixed $dateValue Excel date serial value (float), PHP date timestamp (integer),
* PHP DateTime object, or a standard date string
*
* @return int|string Year
*/
public static function year($dateValue)
{
try {
$dateValue = Helpers::getDateValue($dateValue);
} catch (Exception $e) {
return $e->getMessage();
}
if ($dateValue < 1 && SharedDateHelper::getExcelCalendar() === SharedDateHelper::CALENDAR_WINDOWS_1900) {
return 1900;
}
// Execute function
$PHPDateObject = SharedDateHelper::excelToDateTimeObject($dateValue);
return (int) $PHPDateObject->format('Y');
}
/**
* @param mixed $dateValue Excel date serial value (float), PHP date timestamp (integer),
* PHP DateTime object, or a standard date string
*/
private static function weirdCondition($dateValue): int
{
// Excel does not treat 0 consistently for DAY vs. (MONTH or YEAR)
if (SharedDateHelper::getExcelCalendar() === SharedDateHelper::CALENDAR_WINDOWS_1900 && Functions::getCompatibilityMode() == Functions::COMPATIBILITY_EXCEL) {
if (is_bool($dateValue)) {
return (int) $dateValue;
}
if ($dateValue === null) {
return 0;
}
if (is_numeric($dateValue) && $dateValue < 1 && $dateValue >= 0) {
return 0;
}
}
return -1;
}
}