firefly-iii/app/Rules/ValidRecurrenceRepetitionValue.php
2023-02-12 07:15:06 +01:00

153 lines
3.7 KiB
PHP

<?php
/**
* ValidRecurrenceRepetitionValue.php
* Copyright (c) 2019 james@firefly-iii.org
*
* This file is part of Firefly III (https://github.com/firefly-iii).
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
declare(strict_types=1);
namespace FireflyIII\Rules;
use Carbon\Carbon;
use Illuminate\Contracts\Validation\Rule;
use InvalidArgumentException;
use Log;
/**
* Class ValidRecurrenceRepetitionValue
*
*/
class ValidRecurrenceRepetitionValue implements Rule
{
/**
* Get the validation error message.
*
* @return string
*/
public function message(): string
{
return (string)trans('validation.valid_recurrence_rep_type');
}
/**
* Determine if the validation rule passes.
*
* @param string $attribute
* @param mixed $value
*
* @return bool
*
*/
public function passes($attribute, $value): bool
{
$value = (string)$value;
if ('daily' === $value) {
return true;
}
if (str_starts_with($value, 'monthly')) {
return $this->validateMonthly($value);
}
// Value is like: ndom,3,7
// nth x-day of the month.
if (str_starts_with($value, 'ndom')) {
return $this->validateNdom($value);
}
// Value is like: weekly,7
if (str_starts_with($value, 'weekly')) {
return $this->validateWeekly($value);
}
// Value is like: yearly,2018-01-01
if (str_starts_with($value, 'yearly')) {
return $this->validateYearly($value);
}
return false;
}
/**
* @param string $value
*
* @return bool
*/
private function validateMonthly(string $value): bool
{
$dayOfMonth = (int)substr($value, 8);
return $dayOfMonth > 0 && $dayOfMonth < 32;
}
/**
* @param string $value
*
* @return bool
*
*/
private function validateNdom(string $value): bool
{
$parameters = explode(',', substr($value, 5));
if (2 !== count($parameters)) {
return false;
}
$nthDay = (int)($parameters[0] ?? 0.0);
$dayOfWeek = (int)($parameters[1] ?? 0.0);
if ($nthDay < 1 || $nthDay > 5) {
return false;
}
return $dayOfWeek > 0 && $dayOfWeek < 8;
}
/**
* @param string $value
*
* @return bool
*/
private function validateWeekly(string $value): bool
{
$dayOfWeek = (int)substr($value, 7);
return $dayOfWeek > 0 && $dayOfWeek < 8;
}
/**
* @param string $value
*
* @return bool
*/
private function validateYearly(string $value): bool
{
// rest of the string must be valid date:
$dateString = substr($value, 7);
try {
Carbon::createFromFormat('Y-m-d', $dateString);
} catch (InvalidArgumentException $e) {
Log::debug(sprintf('Could not parse date %s: %s', $dateString, $e->getMessage()));
return false;
}
return true;
}
}