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<?php |
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|
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namespace FluentBooking\App\Services; |
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|
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class DateTimeHelper |
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{ |
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public static function getTimeZones($grouped = false) |
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{ |
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$tz_identifiers = timezone_identifiers_list(); |
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|
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if (!$grouped) { |
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return $tz_identifiers; |
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} |
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|
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$lists = []; |
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|
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$topLevels = []; |
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foreach ($tz_identifiers as $tz) { |
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$parts = explode('/', $tz); |
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if (count($parts) > 1) { |
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$lists[$parts[0]][] = $tz; |
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} else { |
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$topLevels[$tz][] = $tz; |
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} |
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} |
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|
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return array_merge($topLevels, $lists); |
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} |
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|
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public static function getFlatGroupedTimeZones() |
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{ |
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$tz_identifiers = timezone_identifiers_list(); |
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|
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$lists = []; |
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$topLevels = []; |
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foreach ($tz_identifiers as $tz) { |
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$parts = explode('/', $tz); |
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if (count($parts) > 1) { |
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$lists[] = [ |
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'label' => $tz, |
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'value' => $tz, |
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'group' => $parts[0] |
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]; |
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} else { |
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$topLevels[] = [ |
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'label' => $tz, |
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'value' => $tz, |
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'group' => $tz |
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]; |
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} |
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} |
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|
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return $topLevels + $lists; |
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} |
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|
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public static function getTimeZone() |
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{ |
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$timeZone = wp_timezone_string(); |
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if (!$timeZone || !in_array($timeZone, \DateTimeZone::listIdentifiers())) { |
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$timeZone = 'UTC'; |
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} |
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|
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return $timeZone; |
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} |
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|
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public static function guessTimeZone() |
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{ |
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$timeZone = self::getTimeZone(); |
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|
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if (isset($_COOKIE['fluent_booking_user_timezone'])) { |
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$timeZone = $_COOKIE['fluent_booking_user_timezone']; |
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} |
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|
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return $timeZone; |
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} |
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|
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public static function getValidatedTimeZone($requestedTimeZone) |
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{ |
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static $cached = []; |
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if (isset($cached[$requestedTimeZone])) { |
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return $cached[$requestedTimeZone]; |
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} |
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|
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if (!in_array($requestedTimeZone, \DateTimeZone::listIdentifiers())) { |
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$requestedTimeZone = apply_filters('fluent_booking/fallback_timezone', self::getTimeZone(), $requestedTimeZone); |
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} |
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|
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$cached[$requestedTimeZone] = $requestedTimeZone; |
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return $requestedTimeZone; |
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} |
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|
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public static function convertToUtc($dateTime, $timezone, $format = 'Y-m-d H:i:s') |
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{ |
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|
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$timezone = self::getValidatedTimeZone($timezone); |
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|
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$dateTime = new \DateTime($dateTime, new \DateTimeZone($timezone)); |
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$dateTime->setTimezone(new \DateTimeZone('UTC')); |
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return $dateTime->format($format); |
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} |
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|
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public static function convertFromUtc($dateTime, $timezone, $format = 'Y-m-d H:i:s') |
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{ |
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$dateTime = new \DateTime($dateTime, new \DateTimeZone('UTC')); |
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|
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if ($timezone != 'UTC') { |
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$timezone = self::getValidatedTimeZone($timezone); |
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$dateTime->setTimezone(new \DateTimeZone($timezone)); |
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} |
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|
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return $dateTime->format($format); |
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} |
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|
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public static function convertToTimeZone($dateTime, $fromTimeZone, $toTimeZone, $format = 'Y-m-d H:i:s', $date = null) |
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{ |
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if ($fromTimeZone == $toTimeZone) { |
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return gmdate($format, strtotime($dateTime)); // phpcs:ignore WordPress.DateTime.RestrictedFunctions.date_date |
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} |
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|
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if ($date) { |
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$dateTime = gmdate('Y-m-d H:i', strtotime($date . ' ' . gmdate('H:i', strtotime($dateTime)))); // phpcs:ignore WordPress.DateTime.RestrictedFunctions.date_date |
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} |
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|
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$fromTimeZone = self::getValidatedTimeZone($fromTimeZone); |
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$toTimeZone = self::getValidatedTimeZone($toTimeZone); |
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|
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$dateTime = new \DateTime($dateTime, new \DateTimeZone($fromTimeZone)); |
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$dateTime->setTimezone(new \DateTimeZone($toTimeZone)); |
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return $dateTime->format($format); |
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} |
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|
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public static function getDateWithoutDST($timezone) |
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{ |
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if (!self::isDaylightSavingActive('2024-01-03', $timezone)) { |
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return '2024-01-03'; |
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} |
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return '2024-06-03'; |
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} |
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|
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public static function convertToIso($dateTime, $fromTimeZone = 'UTC') |
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{ |
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$fromTimeZone = self::getValidatedTimeZone($fromTimeZone); |
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|
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$dateTime = new \DateTime($dateTime, new \DateTimeZone($fromTimeZone)); |
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return $dateTime->format('Y-m-d\TH:i:s\Z'); |
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} |
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|
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public static function convertFromIso($dateTime, $toTimeZone = 'UTC') |
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{ |
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$toTimeZone = self::getValidatedTimeZone($toTimeZone); |
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$dateTime = new \DateTime($dateTime, new \DateTimeZone('UTC')); |
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$dateTime->setTimezone(new \DateTimeZone($toTimeZone)); |
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return $dateTime->format('Y-m-d H:i:s'); |
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} |
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|
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public static function getTimestamp($timezone = 'UTC') |
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{ |
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$timezone = self::getValidatedTimeZone($timezone); |
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$dateTime = new \DateTime(gmdate('Y-m-d H:i:s'), new \DateTimeZone('UTC')); // phpcs:ignore WordPress.DateTime.RestrictedFunctions.date_date |
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$dateTime->setTimezone(new \DateTimeZone($timezone)); |
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$date = $dateTime->format('Y-m-d H:i:s'); |
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return strtotime($date); |
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} |
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|
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public static function formatToLocale($dateTime, $for = 'date') |
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{ |
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// $for can be date | date_time | time |
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$dateFormat = get_option('date_format'); |
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|
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if ($for == 'date_time') { |
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$dateFormat .= ' ' . get_option('time_format'); |
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} elseif ($for == 'time') { |
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$dateFormat = get_option('time_format'); |
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} |
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|
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return date_i18n($dateFormat, strtotime($dateTime)); // phpcs:ignore WordPress.DateTime.RestrictedFunctions.date_date |
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} |
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|
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public static function getAvailableDateFormats() |
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{ |
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$dateFormats = apply_filters('fluent_booking/available_date_formats', [ |
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'm/d/Y' => 'm/d/Y - (Ex: 05/20/2024)', // USA |
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'd/m/Y' => 'd/m/Y - (Ex: 20/05/2024)', // Canada, UK |
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'd.m.Y' => 'd.m.Y - (Ex: 20.05.2024)', // Germany |
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'n/j/y' => 'n/j/y - (Ex: 5/20/24)', |
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'm/d/y' => 'm/d/y - (Ex: 05/20/24)', |
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'M/d/Y' => 'M/d/Y - (Ex: May/20/2024)', |
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'y/m/d' => 'y/m/d - (Ex: 24/05/20)', |
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'Y-m-d' => 'Y-m-d - (Ex: 2024-05-20)', |
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'd-M-y' => 'd-M-y - (Ex: 20-May-24)', |
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'F j, Y' => 'F j, Y - (Ex: May 20, 2024)' |
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]); |
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|
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$formatted = []; |
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foreach ($dateFormats as $format => $label) { |
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$formatted[] = [ |
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'label' => $label, |
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'value' => $format, |
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]; |
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} |
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return $formatted; |
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} |
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|
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public static function getFormattedEventTime($eventTime) |
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{ |
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$timeZone = self::guessTimeZone(); |
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|
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$convertedTime = self::convertToTimeZone($eventTime, 'UTC', $timeZone); |
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|
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$eventTime = self::formatToLocale($convertedTime, 'time'); |
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|
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$eventDate = self::formatToLocale($convertedTime, 'date'); |
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|
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return $eventTime . ', ' . $eventDate . ' (' . $timeZone . ')'; |
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} |
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|
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public static function convertPhpDateToDayJSFormay($phpFormat) |
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{ |
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// Mapping PHP date format characters to Day.js format characters |
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$replacements = [ |
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// Day |
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'd' => 'DD', // Day of the month, 2 digits with leading zeros |
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'D' => 'ddd', // A textual representation of a day, three letters |
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'j' => 'D', // Day of the month without leading zeros |
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'l' => 'dddd', // A full textual representation of the day of the week |
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'N' => 'E', // ISO-8601 numeric representation of the day of the week |
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'S' => 'o', // English ordinal suffix for the day of the month, 2 characters |
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'w' => 'd', // Numeric representation of the day of the week |
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'z' => 'DDD', // The day of the year (starting from 0) |
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|
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// Week |
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'W' => 'W', // ISO-8601 week number of year, weeks starting on Monday |
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|
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// Month |
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'F' => 'MMMM', // A full textual representation of a month |
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'm' => 'MM', // Numeric representation of a month, with leading zeros |
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'M' => 'MMM', // A short textual representation of a month, three letters |
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'n' => 'M', // Numeric representation of a month, without leading zeros |
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't' => '', // Not supported in Day.js (Number of days in the given month) |
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|
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// Year |
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'L' => '', // Not supported in Day.js (Whether it's a leap year) |
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'o' => 'GGGG', // ISO-8601 week-numbering year |
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'Y' => 'YYYY', // A full numeric representation of a year, 4 digits |
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'y' => 'YY', // A two digit representation of a year |
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|
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// Time |
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'a' => 'a', // Lowercase Ante meridiem and Post meridiem |
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'A' => 'A', // Uppercase Ante meridiem and Post meridiem |
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'B' => '', // Not supported in Day.js (Swatch Internet time) |
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'g' => 'h', // 12-hour format of an hour without leading zeros |
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'G' => 'H', // 24-hour format of an hour without leading zeros |
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'h' => 'hh', // 12-hour format of an hour with leading zeros |
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'H' => 'HH', // 24-hour format of an hour with leading zeros |
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'i' => 'mm', // Minutes with leading zeros |
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's' => 'ss', // Seconds with leading zeros |
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'u' => 'SSS', // Milliseconds (Day.js uses SSS for fractional seconds) |
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'v' => 'SSS', // Milliseconds (Day.js uses SSS for fractional seconds) |
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|
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// Timezone |
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'e' => '', // Not supported in Day.js (Timezone identifier) |
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'I' => '', // Not supported in Day.js (Whether or not the date is in daylight saving time) |
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'O' => 'ZZ', // Difference to Greenwich time (GMT) in hours |
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'P' => 'Z', // Difference to Greenwich time (GMT) with colon between hours and minutes |
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'T' => '', // Not supported in Day.js (Timezone abbreviation) |
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'Z' => '', // Not supported in Day.js (Timezone offset in seconds) |
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|
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// Full Date/Time |
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'c' => 'YYYY-MM-DDTHH:mm:ssZ', // ISO 8601 date |
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'r' => 'ddd, DD MMM YYYY HH:mm:ss ZZ', // RFC 2822 formatted date |
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'U' => 'X', // Seconds since the Unix Epoch (January 1 1970 00:00:00 GMT) |
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]; |
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|
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// Replace each PHP date format character with Day.js equivalent |
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$dayjsFormat = ""; |
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|
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for ($i = 0; $i < strlen($phpFormat); $i++) { |
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$char = $phpFormat[$i]; |
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|
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// Check if the character is escaped |
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if ($char === "\\") { |
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// Add the next character to the result as is, without mapping |
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$i++; |
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if ($i < strlen($phpFormat)) { |
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$dayjsFormat .= "\\" . $phpFormat[$i]; |
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} |
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continue; |
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} |
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|
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// Add the mapped character or the character itself if not found in the mapping |
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$dayjsFormat .= $replacements[$char] ?? $char; |
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} |
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|
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return $dayjsFormat; |
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} |
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|
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public static function getDateFormatter($isDayJs = false) |
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{ |
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$format = get_option('date_format'); |
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if ($isDayJs) { |
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return self::convertPhpDateToDayJSFormay($format); |
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} |
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|
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return $format; |
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} |
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|
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public static function getTimeFormatter($isDayJs = false) |
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{ |
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$format = get_option('time_format'); |
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if ($isDayJs) { |
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return self::convertPhpDateToDayJSFormay($format); |
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} |
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|
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return $format; |
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} |
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|
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public static function getTodayDate($timezone = 'UTC', $format = 'Y-m-d') |
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{ |
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$timezone = self::getValidatedTimeZone($timezone); |
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$dateTime = new \DateTime('now', new \DateTimeZone($timezone)); |
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return $dateTime->format($format); |
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} |
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|
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public static function getDayDifference($dateTime, $fromTimeZone, $toTimeZone, $refDate = 'now') |
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{ |
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$fromTimeZone = self::getValidatedTimeZone($fromTimeZone); |
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$toTimeZone = self::getValidatedTimeZone($toTimeZone); |
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|
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if ($refDate != 'now') { |
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$dateTime = gmdate('Y-m-d H:i', strtotime($refDate . ' ' . gmdate('H:i', strtotime($dateTime)))); // phpcs:ignore WordPress.DateTime.RestrictedFunctions.date_date |
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} |
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|
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$currentDate = new \DateTime($refDate, new \DateTimeZone($fromTimeZone)); |
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|
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$originalDateTime = new \DateTime($dateTime, new \DateTimeZone($fromTimeZone)); |
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|
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$originalDateTime->setTimezone(new \DateTimeZone($toTimeZone)); |
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|
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return $originalDateTime->format('z') - $currentDate->format('z'); |
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} |
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|
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public static function getDaylightSavingTime($timezone) |
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{ |
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$timezone = self::getValidatedTimeZone($timezone); |
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$timezone = new \DateTimeZone($timezone); |
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$dateTime = new \DateTime('2024-01-01', $timezone); |
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|
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$currentOffset = $timezone->getOffset($dateTime); |
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|
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$sixMonthsAgo = clone $dateTime; |
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$sixMonthsAgo->modify('+6 month'); |
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$offsetBefore = $timezone->getOffset($sixMonthsAgo); |
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|
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$dstDifference = $currentOffset - $offsetBefore; |
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|
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return abs($dstDifference) / 60; |
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} |
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|
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public static function isDaylightSavingActive($dateTime, $timezone) |
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{ |
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if (!$dateTime || !$timezone) { |
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return false; |
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} |
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|
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$timezone = self::getValidatedTimeZone($timezone); |
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|
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$dateTimeObject = new \DateTime($dateTime, new \DateTimeZone($timezone)); |
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|
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$isDstActive = $dateTimeObject->format('I'); |
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|
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return $isDstActive; |
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} |
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} |
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|
