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- <?php
- namespace Symfony\Component\String\Slugger;
- use Symfony\Component\String\AbstractUnicodeString;
- use Symfony\Component\String\UnicodeString;
- use Symfony\Contracts\Translation\LocaleAwareInterface;
- class AsciiSlugger implements SluggerInterface, LocaleAwareInterface
- {
- private const LOCALE_TO_TRANSLITERATOR_ID = [
- 'am' => 'Amharic-Latin',
- 'ar' => 'Arabic-Latin',
- 'az' => 'Azerbaijani-Latin',
- 'be' => 'Belarusian-Latin',
- 'bg' => 'Bulgarian-Latin',
- 'bn' => 'Bengali-Latin',
- 'de' => 'de-ASCII',
- 'el' => 'Greek-Latin',
- 'fa' => 'Persian-Latin',
- 'he' => 'Hebrew-Latin',
- 'hy' => 'Armenian-Latin',
- 'ka' => 'Georgian-Latin',
- 'kk' => 'Kazakh-Latin',
- 'ky' => 'Kirghiz-Latin',
- 'ko' => 'Korean-Latin',
- 'mk' => 'Macedonian-Latin',
- 'mn' => 'Mongolian-Latin',
- 'or' => 'Oriya-Latin',
- 'ps' => 'Pashto-Latin',
- 'ru' => 'Russian-Latin',
- 'sr' => 'Serbian-Latin',
- 'sr_Cyrl' => 'Serbian-Latin',
- 'th' => 'Thai-Latin',
- 'tk' => 'Turkmen-Latin',
- 'uk' => 'Ukrainian-Latin',
- 'uz' => 'Uzbek-Latin',
- 'zh' => 'Han-Latin',
- ];
- private $defaultLocale;
- private $symbolsMap = [
- 'en' => ['@' => 'at', '&' => 'and'],
- ];
-
- private $transliterators = [];
- public function __construct(string $defaultLocale = null, array $symbolsMap = null)
- {
- $this->defaultLocale = $defaultLocale;
- $this->symbolsMap = $symbolsMap ?? $this->symbolsMap;
- }
-
- public function setLocale($locale)
- {
- $this->defaultLocale = $locale;
- }
-
- public function getLocale()
- {
- return $this->defaultLocale;
- }
-
- public function slug(string $string, string $separator = '-', string $locale = null): AbstractUnicodeString
- {
- $locale = $locale ?? $this->defaultLocale;
- $transliterator = [];
- if ('de' === $locale || 0 === strpos($locale, 'de_')) {
-
- $transliterator = ['de-ASCII'];
- } elseif (\function_exists('transliterator_transliterate') && $locale) {
- $transliterator = (array) $this->createTransliterator($locale);
- }
- $unicodeString = (new UnicodeString($string))->ascii($transliterator);
- if (isset($this->symbolsMap[$locale])) {
- foreach ($this->symbolsMap[$locale] as $char => $replace) {
- $unicodeString = $unicodeString->replace($char, ' '.$replace.' ');
- }
- }
- return $unicodeString
- ->replaceMatches('/[^A-Za-z0-9]++/', $separator)
- ->trim($separator)
- ;
- }
- private function createTransliterator(string $locale): ?\Transliterator
- {
- if (\array_key_exists($locale, $this->transliterators)) {
- return $this->transliterators[$locale];
- }
-
- if ($id = self::LOCALE_TO_TRANSLITERATOR_ID[$locale] ?? null) {
- return $this->transliterators[$locale] = \Transliterator::create($id.'/BGN') ?? \Transliterator::create($id);
- }
-
- if (false === $str = strrchr($locale, '_')) {
- return $this->transliterators[$locale] = null;
- }
-
- $parent = substr($locale, 0, -\strlen($str));
- if ($id = self::LOCALE_TO_TRANSLITERATOR_ID[$parent] ?? null) {
- $transliterator = \Transliterator::create($id.'/BGN') ?? \Transliterator::create($id);
- }
- return $this->transliterators[$locale] = $this->transliterators[$parent] = $transliterator ?? null;
- }
- }
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