128 lines
2.8 KiB
PHP
128 lines
2.8 KiB
PHP
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<?php
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namespace Illuminate\Support;
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use Doctrine\Inflector\InflectorFactory;
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class Pluralizer
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{
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/**
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* The cached inflector instance.
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*
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* @var static
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*/
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protected static $inflector;
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/**
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* The language that should be used by the inflector.
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*
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* @var string
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*/
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protected static $language = 'english';
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/**
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* Uncountable non-nouns word forms.
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*
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* Contains words supported by Doctrine/Inflector/Rules/English/Uninflected.php
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*
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* @var string[]
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*/
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public static $uncountable = [
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'recommended',
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'related',
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];
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/**
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* Get the plural form of an English word.
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*
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* @param string $value
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* @param int|array|\Countable $count
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* @return string
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*/
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public static function plural($value, $count = 2)
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{
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if (is_countable($count)) {
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$count = count($count);
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}
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if ((int) abs($count) === 1 || static::uncountable($value) || preg_match('/^(.*)[A-Za-z0-9\x{0080}-\x{FFFF}]$/u', $value) == 0) {
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return $value;
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}
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$plural = static::inflector()->pluralize($value);
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return static::matchCase($plural, $value);
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}
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/**
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* Get the singular form of an English word.
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*
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* @param string $value
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* @return string
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*/
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public static function singular($value)
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{
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$singular = static::inflector()->singularize($value);
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return static::matchCase($singular, $value);
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}
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/**
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* Determine if the given value is uncountable.
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*
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* @param string $value
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* @return bool
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*/
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protected static function uncountable($value)
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{
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return in_array(strtolower($value), static::$uncountable);
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}
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/**
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* Attempt to match the case on two strings.
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*
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* @param string $value
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* @param string $comparison
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* @return string
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*/
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protected static function matchCase($value, $comparison)
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{
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$functions = ['mb_strtolower', 'mb_strtoupper', 'ucfirst', 'ucwords'];
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foreach ($functions as $function) {
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if ($function($comparison) === $comparison) {
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return $function($value);
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}
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}
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return $value;
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}
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/**
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* Get the inflector instance.
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*
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* @return \Doctrine\Inflector\Inflector
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*/
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public static function inflector()
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{
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if (is_null(static::$inflector)) {
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static::$inflector = InflectorFactory::createForLanguage(static::$language)->build();
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}
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return static::$inflector;
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}
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/**
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* Specify the language that should be used by the inflector.
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*
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* @param string $language
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* @return void
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*/
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public static function useLanguage(string $language)
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{
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static::$language = $language;
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static::$inflector = null;
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}
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}
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