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<?php
/**
* webtrees: online genealogy
* Copyright (C) 2023 webtrees development team
* 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 3 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.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace Fisharebest\Webtrees\Factories;
use DomainException;
use Fisharebest\Webtrees\Contracts\CalendarDateFactoryInterface;
use Fisharebest\Webtrees\Date\AbstractCalendarDate;
use Fisharebest\Webtrees\Date\FrenchDate;
use Fisharebest\Webtrees\Date\GregorianDate;
use Fisharebest\Webtrees\Date\HijriDate;
use Fisharebest\Webtrees\Date\JalaliDate;
use Fisharebest\Webtrees\Date\JewishDate;
use Fisharebest\Webtrees\Date\JulianDate;
use Fisharebest\Webtrees\Date\RomanDate;
use Fisharebest\Webtrees\I18N;
/**
* Create a calendar date object.
*/
class CalendarDateFactory implements CalendarDateFactoryInterface
{
/**
* Parse a string containing a calendar date.
*
* @param string $date
*
* @return AbstractCalendarDate
*/
public function make(string $date): AbstractCalendarDate
{
// Valid calendar escape specified? - use it
if (preg_match('/^(@#D(?:GREGORIAN|JULIAN|HEBREW|HIJRI|JALALI|FRENCH R|ROMAN)+@) ?(.*)/', $date, $match)) {
$cal = $match[1];
$date = $match[2];
} else {
$cal = '';
}
// A date with a month: DM, M, MY or DMY
if (preg_match('/^(\d?\d?) ?(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC|TSH|CSH|KSL|TVT|SHV|ADR|ADS|NSN|IYR|SVN|TMZ|AAV|ELL|VEND|BRUM|FRIM|NIVO|PLUV|VENT|GERM|FLOR|PRAI|MESS|THER|FRUC|COMP|MUHAR|SAFAR|RABI[AT]|JUMA[AT]|RAJAB|SHAAB|RAMAD|SHAWW|DHUAQ|DHUAH|FARVA|ORDIB|KHORD|TIR|MORDA|SHAHR|MEHR|ABAN|AZAR|DEY|BAHMA|ESFAN) ?((?:\d{1,4}(?: B\.C\.)?|\d\d\d\d\/\d\d)?)$/', $date, $match)) {
$d = $match[1];
$m = $match[2];
$y = $match[3];
} elseif (preg_match('/^(\d{1,4}(?: B\.C\.)?|\d\d\d\d\/\d\d)$/', $date, $match)) {
// A date with just a year
$d = '';
$m = '';
$y = $match[1];
} else {
// An invalid date - do the best we can.
$d = '';
$m = '';
$y = '';
// Look for a 3/4 digit year anywhere in the date
if (preg_match('/(\d{3,4})/', $date, $match)) {
$y = $match[1];
}
// Look for a month anywhere in the date
if (preg_match('/(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC|TSH|CSH|KSL|TVT|SHV|ADR|ADS|NSN|IYR|SVN|TMZ|AAV|ELL|VEND|BRUM|FRIM|NIVO|PLUV|VENT|GERM|FLOR|PRAI|MESS|THER|FRUC|COMP|MUHAR|SAFAR|RABI[AT]|JUMA[AT]|RAJAB|SHAAB|RAMAD|SHAWW|DHUAQ|DHUAH|FARVA|ORDIB|KHORD|TIR|MORDA|SHAHR|MEHR|ABAN|AZAR|DEY|BAHMA|ESFAN)/', $date, $match)) {
$m = $match[1];
// Look for a day number anywhere in the date
if (preg_match('/\b(\d\d?)\b/', $date, $match)) {
$d = $match[1];
}
}
}
// Unambiguous dates - override calendar escape
if (preg_match('/^(TSH|CSH|KSL|TVT|SHV|ADR|ADS|NSN|IYR|SVN|TMZ|AAV|ELL)$/', $m)) {
$cal = JewishDate::ESCAPE;
} elseif (preg_match('/^(VEND|BRUM|FRIM|NIVO|PLUV|VENT|GERM|FLOR|PRAI|MESS|THER|FRUC|COMP)$/', $m)) {
$cal = FrenchDate::ESCAPE;
} elseif (preg_match('/^(MUHAR|SAFAR|RABI[AT]|JUMA[AT]|RAJAB|SHAAB|RAMAD|SHAWW|DHUAQ|DHUAH)$/', $m)) {
$cal = HijriDate::ESCAPE; // This is a WT extension
} elseif (preg_match('/^(FARVA|ORDIB|KHORD|TIR|MORDA|SHAHR|MEHR|ABAN|AZAR|DEY|BAHMA|ESFAN)$/', $m)) {
$cal = JalaliDate::ESCAPE; // This is a WT extension
} elseif (preg_match('/^\d{1,4}( B\.C\.)|\d\d\d\d\/\d\d$/', $y)) {
$cal = JulianDate::ESCAPE;
}
// Ambiguous dates - don't override calendar escape
if ($cal === '') {
if (preg_match('/^(JAN|FEB|MAR|APR|MAY|JUN|JUL|AUG|SEP|OCT|NOV|DEC)$/', $m)) {
$cal = GregorianDate::ESCAPE;
} elseif (preg_match('/^[345]\d\d\d$/', $y)) {
// Year 3000-5999
$cal = JewishDate::ESCAPE;
} else {
$cal = GregorianDate::ESCAPE;
}
}
// Now construct an object of the correct type
switch ($cal) {
case GregorianDate::ESCAPE:
return new GregorianDate([$y, $m, $d]);
case JulianDate::ESCAPE:
return new JulianDate([$y, $m, $d]);
case JewishDate::ESCAPE:
return new JewishDate([$y, $m, $d]);
case HijriDate::ESCAPE:
return new HijriDate([$y, $m, $d]);
case FrenchDate::ESCAPE:
return new FrenchDate([$y, $m, $d]);
case JalaliDate::ESCAPE:
return new JalaliDate([$y, $m, $d]);
case RomanDate::ESCAPE:
return new RomanDate([$y, $m, $d]);
default:
throw new DomainException('Invalid calendar');
}
}
/**
* A list of supported calendars and their names.
*
* @return array<string,string>
*/
public function supportedCalendars(): array
{
return [
/* I18N: The gregorian calendar */
'gregorian' => I18N::translate('Gregorian'),
/* I18N: The julian calendar */
'julian' => I18N::translate('Julian'),
/* I18N: The French calendar */
'french' => I18N::translate('French'),
/* I18N: The Hebrew/Jewish calendar */
'jewish' => I18N::translate('Jewish'),
/* I18N: The Arabic/Hijri calendar */
'hijri' => I18N::translate('Hijri'),
/* I18N: The Persian/Jalali calendar */
'jalali' => I18N::translate('Jalali'),
];
}
}
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