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<?php |
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/** |
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* webtrees: online genealogy |
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* Copyright (C) 2020 webtrees development team |
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* This program is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation, either version 3 of the License, or |
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* (at your option) any later version. |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* You should have received a copy of the GNU General Public License |
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* along with this program. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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declare(strict_types=1); |
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namespace Fisharebest\Webtrees; |
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use function view; |
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/** |
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* The different between to GEDCOM dates. |
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*/ |
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class Age |
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{ |
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/** @var int */ |
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private $years; |
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/** @var int */ |
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private $months; |
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/** @var int */ |
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private $days; |
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/** @var int */ |
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private $total_days; |
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/** @var bool */ |
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private $is_exact; |
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/** @var bool */ |
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private $is_valid; |
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/** |
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* Age constructor. |
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* |
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* @param Date $x - The first date |
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* @param Date $y - The second date |
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*/ |
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public function __construct(Date $x, Date $y) |
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{ |
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// If the dates are ranges, use the start/end calendar dates. |
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$start = $x->minimumDate(); |
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$end = $y->maximumDate(); |
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[$this->years, $this->months, $this->days] = $start->ageDifference($end); |
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$this->total_days = $end->minimumJulianDay() - $start->minimumJulianDay(); |
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// Use the same precision as found in the dates. |
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if ($start->day() === 0 || $end->day() === 0) { |
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$this->days = 0; |
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} |
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if ($start->month() === 0 || $end->month() === 0) { |
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$this->months = 0; |
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} |
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// Are the dates exact? |
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$this->is_exact = $start->day() !== 0 && $end->day() !== 0; |
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// Are the dates valid? |
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$this->is_valid = $x->isOK() && $y->isOK(); |
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} |
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/** |
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* Show an age in a human-friendly form, such as "34 years", "8 months", "20 days". |
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* Show an empty string for invalid/missing dates. |
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* Show a warning icon for negative ages. |
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* Show zero ages without any units. |
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* |
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* @return string |
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*/ |
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public function ageString(): string |
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{ |
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if (!$this->is_valid) { |
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return ''; |
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} |
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if ($this->years < 0) { |
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return view('icons/warning'); |
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} |
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if ($this->years > 0) { |
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return I18N::plural('%s year', '%s years', $this->years, I18N::number($this->years)); |
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} |
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if ($this->months > 0) { |
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return I18N::plural('%s month', '%s months', $this->months, I18N::number($this->months)); |
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} |
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if ($this->days > 0 || $this->is_exact) { |
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return I18N::plural('%s day', '%s days', $this->days, I18N::number($this->days)); |
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} |
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return I18N::number(0); |
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} |
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/** |
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* How many days between two events? |
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* If either date is invalid return -1. |
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* |
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* @return int |
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*/ |
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public function ageDays(): int |
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{ |
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if ($this->is_valid) { |
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return $this->total_days; |
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} |
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return -1; |
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} |
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/** |
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* How many years between two events? |
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* Return -1 for invalid or reversed dates. |
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* |
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* @return int |
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*/ |
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public function ageYears(): int |
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{ |
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if ($this->is_valid) { |
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return $this->years; |
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} |
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return -1; |
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} |
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/** |
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* How many years between two events? |
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* If either date is invalid return -1. |
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* |
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* @return string |
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*/ |
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public function ageYearsString(): string |
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{ |
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if (!$this->is_valid) { |
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return ''; |
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} |
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if ($this->years < 0) { |
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return view('icons/warning'); |
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} |
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return I18N::number($this->years); |
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} |
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/** |
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* @param bool $living |
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* |
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* @return string |
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*/ |
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public function ageAtEvent(bool $living): string |
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{ |
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$age = $this->ageString(); |
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if ($age === '') { |
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return ''; |
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} |
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if ($living) { |
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/* I18N: The current age of a living individual */ |
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return I18N::translate('(age %s)', $age); |
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} |
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/* I18N: The age of an individual at a given date */ |
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return I18N::translate('(aged %s)', $age); |
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} |
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/** |
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* Similar to ageAtEvent, but for events such as burial, cremation, etc. |
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* |
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* @return string |
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*/ |
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public function timeAfterDeath(): string |
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{ |
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if (!$this->is_valid) { |
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return ''; |
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} |
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if ($this->years === 0 && $this->months === 0 && $this->days === 0) { |
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if ($this->is_exact) { |
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return I18N::translate('(on the date of death)'); |
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} |
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return ''; |
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} |
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return I18N::translate('(%s after death)', $this->ageString()); |
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} |
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} |
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fisharebest /
webtrees
Let?s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let?s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: