150 lines
4.5 KiB
PHP
150 lines
4.5 KiB
PHP
<?php
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/************************************************************************
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* This file is part of EspoCRM.
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*
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* EspoCRM – Open Source CRM application.
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* Copyright (C) 2014-2025 EspoCRM, Inc.
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* Website: https://www.espocrm.com
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*
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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 Affero 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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*
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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 Affero General Public License for more details.
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*
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* You should have received a copy of the GNU Affero General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU Affero General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU Affero General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
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************************************************************************/
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namespace Espo\Tools\WorkingTime;
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use Espo\Core\Field\DateTime;
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use InvalidArgumentException;
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class CalendarUtility
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{
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private const MAX_FIND_DAYS_PERIOD = 200;
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private const MAX_YEARS_PERIOD = 2;
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private Calendar $calendar;
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private Extractor $extractor;
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public function __construct(Calendar $calendar, Extractor $extractor)
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{
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$this->calendar = $calendar;
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$this->extractor = $extractor;
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}
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public function isWorkingDay(DateTime $time): bool
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{
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$point = $time
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->withTimezone($this->calendar->getTimezone())
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->withTime(0, 0, 0);
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return $this->extractor->extractAllDay($this->calendar, $point, $point->modify('+0 seconds')) !== [];
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}
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public function hasWorkingTime(DateTime $from, DateTime $to): bool
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{
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return $this->extractor->extract($this->calendar, $from, $to) !== [];
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}
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public function getSummedWorkingHours(DateTime $from, DateTime $to): float
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{
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$ranges = $this->extractor->extract($this->calendar, $from, $to);
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$sum = 0.0;
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foreach ($ranges as $range) {
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$sum += ($range[1]->getTimestamp() - $range[0]->getTimestamp()) / 3600;
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}
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return $sum;
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}
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public function getWorkingDays(DateTime $from, DateTime $to): int
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{
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$ranges = $this->extractor->extractAllDay($this->calendar, $from, $to);
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return count($ranges);
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}
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public function findClosestWorkingTime(DateTime $time): ?DateTime
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{
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$step = 10;
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$max = $time->modify('+' . self::MAX_FIND_DAYS_PERIOD . ' days');
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$point = $time;
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while ($point->isLessThan($max)) {
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$from = $point;
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$to = $point->modify('+' . $step . ' days');
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$ranges = $this->extractor->extract($this->calendar, $from, $to);
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if (count($ranges)) {
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return $time->isGreaterThan($ranges[0][0]) ?
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$time :
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$ranges[0][0];
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}
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$point = $to;
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}
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return null;
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}
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/**
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* @param int<1, max> $days
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*/
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public function addWorkingDays(DateTime $time, int $days): ?DateTime
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{
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/** @var int $days */
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if ($days <= 0) {
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throw new InvalidArgumentException("Can't add non-positive days number.");
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}
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$step = max(30, $days);
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$max = $time->modify('+' . self::MAX_YEARS_PERIOD . ' years');
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$point = $time
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->withTimezone($this->calendar->getTimezone())
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->modify('+1 day')
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->withTime(0, 0, 0);
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$counter = 0;
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while ($point->isLessThan($max)) {
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$from = $point;
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$to = $point->modify('+' . $step . ' days');
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$ranges = $this->extractor->extractAllDay($this->calendar, $from, $to);
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foreach ($ranges as $range) {
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$counter++;
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if ($counter === $days) {
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return $range[0];
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}
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}
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$point = $to;
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}
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return null;
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}
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}
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