Raphaël G. Git Repositories - packbundle/blob - Util/IntlUtil.php

   1 <?php declare(strict_types=1);
   2
   3 /*
   4  * This file is part of the Rapsys PackBundle package.
   5  *
   6  * (c) Raphaël Gertz <symfony@rapsys.eu>
   7  *
   8  * For the full copyright and license information, please view the LICENSE
   9  * file that was distributed with this source code.
  10  */
  11
  12 namespace Rapsys\PackBundle\Util;
  13
  14 use Twig\Error\SyntaxError;
  15 use Twig\Environment;
  16
  17 /**
  18  * Manages intl conversions
  19  */
  20 class IntlUtil {
  21         /**
  22          * Format currency
  23          */
  24         public function currency(int|float $number, string $currency, ?string $locale = null) {
  25                 //Get formatter
  26                 $formatter = $this->getNumberFormatter($locale, 'currency');
  27
  28                 //Return formatted currency
  29                 return $formatter->formatCurrency($number, $currency);
  30         }
  31
  32         /**
  33          * Format date
  34          */
  35         public function date(Environment $env, \DateTime $date, string $dateFormat = 'medium', string $timeFormat = 'medium', ?string $locale = null, \IntlTimeZone|\DateTimeZone|string|null $timezone = null, ?string $calendar = null, ?string $pattern = null) {
  36                 //Get converted date
  37                 $date = twig_date_converter($env, $date, $timezone);
  38
  39                 //Set date and time formatters
  40                 $formatters = [
  41                         'none' => \IntlDateFormatter::NONE,
  42                         'short' => \IntlDateFormatter::SHORT,
  43                         'medium' => \IntlDateFormatter::MEDIUM,
  44                         'long' => \IntlDateFormatter::LONG,
  45                         'full' => \IntlDateFormatter::FULL,
  46                 ];
  47
  48                 //Get formatter
  49                 $formatter = \IntlDateFormatter::create(
  50                         $locale,
  51                         $formatters[$dateFormat],
  52                         $formatters[$timeFormat],
  53                         \IntlTimeZone::createTimeZone($date->getTimezone()->getName()),
  54                         'traditional' === $calendar ? \IntlDateFormatter::TRADITIONAL : \IntlDateFormatter::GREGORIAN,
  55                         $pattern
  56                 );
  57
  58                 //Return formatted date
  59                 return $formatter->format($date->getTimestamp());
  60         }
  61
  62         /**
  63          * Compute eastern for selected year
  64          *
  65          * @param string $year The eastern year
  66          *
  67          * @return DateTime The eastern date
  68          */
  69         public function getEastern(string $year): \DateTime {
  70                 //Set static results
  71                 static $results = [];
  72
  73                 //Check if already computed
  74                 if (isset($results[$year])) {
  75                         //Return computed eastern
  76                         return $results[$year];
  77                 }
  78
  79                 $d = (19 * ($year % 19) + 24) % 30;
  80
  81                 $e = (2 * ($year % 4) + 4 * ($year % 7) + 6 * $d + 5) % 7;
  82
  83                 $day = 22 + $d + $e;
  84
  85                 $month = 3;
  86
  87                 if ($day > 31) {
  88                         $day = $d + $e - 9;
  89                         $month = 4;
  90                 } elseif ($d == 29 && $e == 6) {
  91                         $day = 10;
  92                         $month = 4;
  93                 } elseif ($d == 28 && $e == 6) {
  94                         $day = 18;
  95                         $month = 4;
  96                 }
  97
  98                 //Store eastern in data
  99                 return ($results[$year] = new \DateTime(sprintf('%04d-%02d-%02d', $year, $month, $day)));
 100         }
 101
 102         /**
 103          * Gets number formatter instance matching locale and style.
 104          *
 105          * @param ?string $locale Locale in which the number would be formatted
 106          * @param string $style Style of the formatting
 107          *
 108          * @return NumberFormatter A NumberFormatter instance
 109          */
 110         protected function getNumberFormatter(?string $locale, string $style): \NumberFormatter {
 111                 //Set static formatters
 112                 static $formatters = [];
 113
 114                 //Set locale
 115                 $locale = null !== $locale ? $locale : \Locale::getDefault();
 116
 117                 //With existing formatter
 118                 if (isset($formatters[$locale][$style])) {
 119                         //Return the instance from previous call
 120                         return $formatters[$locale][$style];
 121                 }
 122
 123                 //Set styles
 124                 static $styles = [
 125                         'decimal' => \NumberFormatter::DECIMAL,
 126                         'currency' => \NumberFormatter::CURRENCY,
 127                         'percent' => \NumberFormatter::PERCENT,
 128                         'scientific' => \NumberFormatter::SCIENTIFIC,
 129                         'spellout' => \NumberFormatter::SPELLOUT,
 130                         'ordinal' => \NumberFormatter::ORDINAL,
 131                         'duration' => \NumberFormatter::DURATION
 132                 ];
 133
 134                 //Without styles
 135                 if (!isset($styles[$style])) {
 136                         throw new SyntaxError(sprintf('The style "%s" does not exist. Known styles are: "%s"', $style, implode('", "', array_keys($styleValues))));
 137                 }
 138
 139                 //Return number formatter
 140                 return ($formatters[$locale][$style] = \NumberFormatter::create($locale, $styles[$style]));
 141         }
 142
 143         /**
 144          * Format number
 145          */
 146         public function number(int|float $number, $style = 'decimal', $type = 'default', ?string $locale = null) {
 147                 //Set types
 148                 static $types = [
 149                         'default' => \NumberFormatter::TYPE_DEFAULT,
 150                         'int32' => \NumberFormatter::TYPE_INT32,
 151                         'int64' => \NumberFormatter::TYPE_INT64,
 152                         'double' => \NumberFormatter::TYPE_DOUBLE,
 153                         'currency' => \NumberFormatter::TYPE_CURRENCY
 154                 ];
 155
 156                 //Get formatter
 157                 $formatter = $this->getNumberFormatter($locale, $style);
 158
 159                 //Without type
 160                 if (!isset($types[$type])) {
 161                         throw new SyntaxError(sprintf('The type "%s" does not exist. Known types are: "%s"', $type, implode('", "', array_keys($types))));
 162                 }
 163
 164                 //Return formatted number
 165                 return $formatter->format($number, $types[$type]);
 166         }
 167
 168         /**
 169          * Format size
 170          *
 171          * @TODO: @XXX: add unit translation kB, MB, GiB, etc ?
 172          */
 173         public function size(int|float $number, $si = true, $style = 'decimal', $type = 'default', ?string $locale = null) {
 174                 //Set types
 175                 static $types = [
 176                         'default' => \NumberFormatter::TYPE_DEFAULT,
 177                         'int32' => \NumberFormatter::TYPE_INT32,
 178                         'int64' => \NumberFormatter::TYPE_INT64,
 179                         'double' => \NumberFormatter::TYPE_DOUBLE,
 180                         'currency' => \NumberFormatter::TYPE_CURRENCY
 181                 ];
 182
 183                 //Get formatter
 184                 $formatter = $this->getNumberFormatter($locale, $style);
 185
 186                 //Without type
 187                 if (!isset($types[$type])) {
 188                         throw new SyntaxError(sprintf('The type "%s" does not exist. Known types are: "%s"', $type, implode('", "', array_keys($types))));
 189                 }
 190
 191                 //Set unit
 192                 $unit = $si ? 1000 : 1024;
 193
 194                 //Set index
 195                 $index = [ '', $si ? 'k' : 'K', 'M', 'G', 'T', 'P', 'E' ];
 196
 197                 //Get exp
 198                 $exp = intval((log($number) / log($unit)));
 199
 200                 //Rebase number
 201                 $number = round($number / pow($unit, $exp), 2);
 202
 203                 //Return formatted number
 204                 return $formatter->format($number, $types[$type]).' '.$index[$exp].($si ? '' : 'i').'B';
 205         }
 206 }