127 lines
3.5 KiB
PHP
127 lines
3.5 KiB
PHP
<?php
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/*
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* This file is part of the Symfony package.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Symfony\Component\String\Inflector;
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final class SpanishInflector implements InflectorInterface
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{
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/**
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* A list of all rules for pluralise.
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*
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* @see https://www.spanishdict.com/guide/spanish-plural-noun-forms
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* @see https://www.rae.es/gram%C3%A1tica/morfolog%C3%ADa/la-formaci%C3%B3n-del-plural-plurales-en-s-y-plurales-en-es-reglas-generales
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*/
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// First entry: regex
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// Second entry: replacement
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private const PLURALIZE_REGEXP = [
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// Specials sí, no
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['/(sí|no)$/i', '\1es'],
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// Words ending with vowel must use -s (RAE 3.2a, 3.2c)
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['/(a|e|i|o|u|á|é|í|ó|ú)$/i', '\1s'],
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// Word ending in s or x and the previous letter is accented (RAE 3.2n)
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['/ás$/i', 'ases'],
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['/és$/i', 'eses'],
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['/ís$/i', 'ises'],
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['/ós$/i', 'oses'],
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['/ús$/i', 'uses'],
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// Words ending in -ión must changed to -iones
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['/ión$/i', '\1iones'],
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// Words ending in some consonants must use -es (RAE 3.2k)
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['/(l|r|n|d|j|s|x|ch|y)$/i', '\1es'],
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// Word ending in z, must changed to ces
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['/(z)$/i', 'ces'],
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];
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/**
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* A list of all rules for singularize.
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*/
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private const SINGULARIZE_REGEXP = [
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// Specials sí, no
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['/(sí|no)es$/i', '\1'],
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// Words ending in -ión must changed to -iones
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['/iones$/i', '\1ión'],
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// Word ending in z, must changed to ces
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['/ces$/i', 'z'],
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// Word ending in s or x and the previous letter is accented (RAE 3.2n)
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['/(\w)ases$/i', '\1ás'],
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['/eses$/i', 'és'],
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['/ises$/i', 'ís'],
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['/(\w{2,})oses$/i', '\1ós'],
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['/(\w)uses$/i', '\1ús'],
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// Words ending in some consonants and -es, must be the consonants
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['/(l|r|n|d|j|s|x|ch|y)e?s$/i', '\1'],
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// Words ended with vowel and s, must be vowel
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['/(a|e|i|o|u|á|é|ó|í|ú)s$/i', '\1'],
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];
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private const UNINFLECTED_RULES = [
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// Words ending with pies (RAE 3.2n)
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'/.*(piés)$/i',
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];
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private const UNINFLECTED = '/^(lunes|martes|miércoles|jueves|viernes|análisis|torax|yo|pies)$/i';
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public function singularize(string $plural): array
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{
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if ($this->isInflectedWord($plural)) {
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return [$plural];
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}
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foreach (self::SINGULARIZE_REGEXP as $rule) {
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[$regexp, $replace] = $rule;
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if (1 === preg_match($regexp, $plural)) {
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return [preg_replace($regexp, $replace, $plural)];
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}
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}
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return [$plural];
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}
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public function pluralize(string $singular): array
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{
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if ($this->isInflectedWord($singular)) {
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return [$singular];
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}
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foreach (self::PLURALIZE_REGEXP as $rule) {
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[$regexp, $replace] = $rule;
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if (1 === preg_match($regexp, $singular)) {
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return [preg_replace($regexp, $replace, $singular)];
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}
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}
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return [$singular.'s'];
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}
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private function isInflectedWord(string $word): bool
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{
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foreach (self::UNINFLECTED_RULES as $rule) {
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if (1 === preg_match($rule, $word)) {
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return true;
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}
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}
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return 1 === preg_match(self::UNINFLECTED, $word);
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}
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}
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