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#15 Fix fatal error with non-Gregorian locales #16

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merged 2 commits into from
Dec 18, 2023
Merged

#15 Fix fatal error with non-Gregorian locales #16

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#15 Fix fatal error with non-Gregorian locales
asmecher Dec 18, 2023
8b72060
Code review tweaks
asmecher Dec 18, 2023
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6 changes: 5 additions & 1 deletion src/php-8.1-strftime.php
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Original file line number Diff line number Diff line change
Expand Up @@ -95,7 +95,11 @@ function strftime (string $format, $timestamp = null, ?string $locale = null) :
// in formatted strings.
// To adjust for this, a custom calendar can be supplied with a cutover date arbitrarily far in the past.
$calendar = IntlGregorianCalendar::createInstance();
$calendar->setGregorianChange(PHP_INT_MIN);
// NOTE: IntlGregorianCalendar::createInstance DOES NOT return an IntlGregorianCalendar instance when
// using a non-Gregorian locale (e.g. fa_IR)! In that case, setGregorianChange will not exist.
if ($calendar instanceof IntlGregorianCalendar) {
$calendar->setGregorianChange(PHP_INT_MIN);
}

return (new IntlDateFormatter($locale, $date_type, $time_type, $tz, $calendar, $pattern))->format($timestamp);
};
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