<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Contracts\Translation;

use Symfony\Component\Translation\Exception\InvalidArgumentException;

/**
 * A trait to help implement TranslatorInterface and LocaleAwareInterface.
 *
 * @author Fabien Potencier <fabien@symfony.com>
 */
trait TranslatorTrait
{
    private ?string $locale = null;

    /**
     * {@inheritdoc}
     */
    public function setLocale(string $locale)
    {
        $this->locale = $locale;
    }

    /**
     * {@inheritdoc}
     */
    public function getLocale(): string
    {
        return $this->locale ?: (class_exists(\Locale::class) ? \Locale::getDefault() : 'en');
    }

    /**
     * {@inheritdoc}
     */
    public function trans(?string $id, array $parameters = [], string $domain = null, string $locale = null): string
    {
        if (null === $id || '' === $id) {
            return '';
        }

        if (!isset($parameters['%count%']) || !is_numeric($parameters['%count%'])) {
            return strtr($id, $parameters);
        }

        $number = (float) $parameters['%count%'];
        $locale = $locale ?: $this->getLocale();

        $parts = [];
        if (preg_match('/^\|++$/', $id)) {
            $parts = explode('|', $id);
        } elseif (preg_match_all('/(?:\|\||[^\|])++/', $id, $matches)) {
            $parts = $matches[0];
        }

        $intervalRegexp = <<<'EOF'
/^(?P<interval>
    ({\s*
        (\-?\d+(\.\d+)?[\s*,\s*\-?\d+(\.\d+)?]*)
    \s*})

        |

    (?P<left_delimiter>[\[\]])
        \s*
        (?P<left>-Inf|\-?\d+(\.\d+)?)
        \s*,\s*
        (?P<right>\+?Inf|\-?\d+(\.\d+)?)
        \s*
    (?P<right_delimiter>[\[\]])
)\s*(?P<message>.*?)$/xs
EOF;

        $standardRules = [];
        foreach ($parts as $part) {
            $part = trim(str_replace('||', '|', $part));

            // try to match an explicit rule, then fallback to the standard ones
            if (preg_match($intervalRegexp, $part, $matches)) {
                if ($matches[2]) {
                    foreach (explode(',', $matches[3]) as $n) {
                        if ($number == $n) {
                            return strtr($matches['message'], $parameters);
                        }
                    }
                } else {
                    $leftNumber = '-Inf' === $matches['left'] ? -\INF : (float) $matches['left'];
                    $rightNumber = is_numeric($matches['right']) ? (float) $matches['right'] : \INF;

                    if (('[' === $matches['left_delimiter'] ? $number >= $leftNumber : $number > $leftNumber)
                        && (']' === $matches['right_delimiter'] ? $number <= $rightNumber : $number < $rightNumber)
                    ) {
                        return strtr($matches['message'], $parameters);
                    }
                }
            } elseif (preg_match('/^\w+\:\s*(.*?)$/', $part, $matches)) {
                $standardRules[] = $matches[1];
            } else {
                $standardRules[] = $part;
            }
        }

        $position = $this->getPluralizationRule($number, $locale);

        if (!isset($standardRules[$position])) {
            // when there's exactly one rule given, and that rule is a standard
            // rule, use this rule
            if (1 === \count($parts) && isset($standardRules[0])) {
                return strtr($standardRules[0], $parameters);
            }

            $message = sprintf('Unable to choose a translation for "%s" with locale "%s" for value "%d". Double check that this translation has the correct plural options (e.g. "There is one apple|There are %%count%% apples").', $id, $locale, $number);

            if (class_exists(InvalidArgumentException::class)) {
                throw new InvalidArgumentException($message);
            }

            throw new \InvalidArgumentException($message);
        }

        return strtr($standardRules[$position], $parameters);
    }

    /**
     * Returns the plural position to use for the given locale and number.
     *
     * The plural rules are derived from code of the Zend Framework (2010-09-25),
     * which is subject to the new BSD license (http://framework.zend.com/license/new-bsd).
     * Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
     */
    private function getPluralizationRule(float $number, string $locale): int
    {
        $number = abs($number);

        switch ('pt_BR' !== $locale && 'en_US_POSIX' !== $locale && \strlen($locale) > 3 ? substr($locale, 0, strrpos($locale, '_')) : $locale) {
            case 'af':
            case 'bn':
            case 'bg':
            case 'ca':
            case 'da':
            case 'de':
            case 'el':
            case 'en':
            case 'en_US_POSIX':
            case 'eo':
            case 'es':
            case 'et':
            case 'eu':
            case 'fa':
            case 'fi':
            case 'fo':
            case 'fur':
            case 'fy':
            case 'gl':
            case 'gu':
            case 'ha':
            case 'he':
            case 'hu':
            case 'is':
            case 'it':
            case 'ku':
            case 'lb':
            case 'ml':
            case 'mn':
            case 'mr':
            case 'nah':
            case 'nb':
            case 'ne':
            case 'nl':
            case 'nn':
            case 'no':
            case 'oc':
            case 'om':
            case 'or':
            case 'pa':
            case 'pap':
            case 'ps':
            case 'pt':
            case 'so':
            case 'sq':
            case 'sv':
            case 'sw':
            case 'ta':
            case 'te':
            case 'tk':
            case 'ur':
            case 'zu':
                return (1 == $number) ? 0 : 1;

            case 'am':
            case 'bh':
            case 'fil':
            case 'fr':
            case 'gun':
            case 'hi':
            case 'hy':
            case 'ln':
            case 'mg':
            case 'nso':
            case 'pt_BR':
            case 'ti':
            case 'wa':
                return ($number < 2) ? 0 : 1;

            case 'be':
            case 'bs':
            case 'hr':
            case 'ru':
            case 'sh':
            case 'sr':
            case 'uk':
                return ((1 == $number % 10) && (11 != $number % 100)) ? 0 : ((($number % 10 >= 2) && ($number % 10 <= 4) && (($number % 100 < 10) || ($number % 100 >= 20))) ? 1 : 2);

            case 'cs':
            case 'sk':
                return (1 == $number) ? 0 : ((($number >= 2) && ($number <= 4)) ? 1 : 2);

            case 'ga':
                return (1 == $number) ? 0 : ((2 == $number) ? 1 : 2);

            case 'lt':
                return ((1 == $number % 10) && (11 != $number % 100)) ? 0 : ((($number % 10 >= 2) && (($number % 100 < 10) || ($number % 100 >= 20))) ? 1 : 2);

            case 'sl':
                return (1 == $number % 100) ? 0 : ((2 == $number % 100) ? 1 : (((3 == $number % 100) || (4 == $number % 100)) ? 2 : 3));

            case 'mk':
                return (1 == $number % 10) ? 0 : 1;

            case 'mt':
                return (1 == $number) ? 0 : (((0 == $number) || (($number % 100 > 1) && ($number % 100 < 11))) ? 1 : ((($number % 100 > 10) && ($number % 100 < 20)) ? 2 : 3));

            case 'lv':
                return (0 == $number) ? 0 : (((1 == $number % 10) && (11 != $number % 100)) ? 1 : 2);

            case 'pl':
                return (1 == $number) ? 0 : ((($number % 10 >= 2) && ($number % 10 <= 4) && (($number % 100 < 12) || ($number % 100 > 14))) ? 1 : 2);

            case 'cy':
                return (1 == $number) ? 0 : ((2 == $number) ? 1 : (((8 == $number) || (11 == $number)) ? 2 : 3));

            case 'ro':
                return (1 == $number) ? 0 : (((0 == $number) || (($number % 100 > 0) && ($number % 100 < 20))) ? 1 : 2);

            case 'ar':
                return (0 == $number) ? 0 : ((1 == $number) ? 1 : ((2 == $number) ? 2 : ((($number % 100 >= 3) && ($number % 100 <= 10)) ? 3 : ((($number % 100 >= 11) && ($number % 100 <= 99)) ? 4 : 5))));

            default:
                return 0;
        }
    }
}

• [D] Test
• [F] .gitignore
  Delete
• [F] CHANGELOG.md
  Delete
• [F] composer.json
  Delete
• [F] LICENSE
  Delete
• [F] LocaleAwareInterface.php
  Delete
• [F] README.md
  Delete
• [F] TranslatableInterface.php
  Delete
• [F] TranslatorInterface.php
  Delete
• [F] TranslatorTrait.php
  Delete

Categories

• Blog 1
• Payment 1
• Competitive Research 1
• Information Technology 0

Recent Posts

Mar 27, 2024

Enhancing Payment Security: The Role...

Mar 27, 2024

The Rise of Contactless Payments:...

The Future of Digital Wallets: How Mobile Payments are Shaping the Financial Landscape

Digital wallets have fundamentally transformed how we manage money, offering a streamlined, secure, and highly efficient method for handling payments and transactions. By consolidating credit, debit, and loyalty card information into a single app, digital wallets simplify the payment process and eliminate the need for physical cards, enhancing both convenience and security.
As digital wallets evolve, they are integrating advanced features that push the boundaries of traditional payment methods. Biometric authentication, such as fingerprint and facial recognition, adds an extra layer of security, ensuring that only authorized users can access their payment information. Real-time transaction alerts provide instant notifications for every transaction, allowing users to monitor their spending and detect any unauthorized activity swiftly. Budgeting tools within digital wallets offer personalized insights and financial management capabilities, helping users track their expenses and plan their budgets more effectively.
The growing adoption of digital wallets is fueled by their ease of use and the increasing demand for contactless payment solutions. As technology advances, digital wallets are likely to incorporate even more innovative features, such as artificial intelligence for personalized financial advice, integrated loyalty programs for seamless rewards management, and cross-border transaction capabilities for global shopping convenience.
The integration of these features is reshaping the financial landscape by making transactions not only faster but also more secure and user-friendly. The future of digital wallets is set to further revolutionize how we handle our finances, offering an all-encompassing solution that caters to the evolving needs of modern consumers. As digital wallets continue to advance, they will play an increasingly central role in shaping the future of financial interactions, driving the global shift towards a more digital and cashless economy.

Tags

• blog