1
0
Fork 0
You cannot select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.

47 lines
1.1 KiB
PHP

<?php
use Kirby\Http\Url;
use Kirby\Toolkit\F;
Kirby::plugin('lukasbestle/dated', [
'tags' => [
'dated' => [
'html' => function($tag) {
$dated = dated();
return '<a href="mailto:' . $dated . '">' . $dated . '</a>';
}
]
]
]);
/**
* Returns the current dated address
*
* @return string
*/
function dated(): string {
// date in seven days
$date = modifiedJulianDate(time() + 7 * 24 * 60 * 60);
return 'dated-' . $date . '@' . Url::host();
}
/**
* Returns the Modified Julian Date,
* which is the Julian Date with the first two digits stripped
* and with an offset of one day to compensate for the Julian Date
* starting at noon instead of at midnight
*
* @param int $timestamp Timestamp to calculate from, defaults to the current date
* @return int
*/
function modifiedJulianDate(?int $timestamp = null): int {
$timestamp = $timestamp ?? time();
return gregoriantojd(
date('m', $timestamp),
date('d', $timestamp),
date('Y', $timestamp)
) - 2400001;
}