525 lines
17 KiB
PHP
525 lines
17 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
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* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
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*
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* Licensed under The MIT License
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* For full copyright and license information, please see the LICENSE.txt
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* Redistributions of files must retain the above copyright notice.
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*
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* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
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* @link https://cakephp.org CakePHP(tm) Project
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* @since 0.2.9
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* @license https://opensource.org/licenses/mit-license.php MIT License
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*/
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namespace Cake\Utility;
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/**
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* Pluralize and singularize English words.
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*
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* Inflector pluralizes and singularizes English nouns.
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* Used by CakePHP's naming conventions throughout the framework.
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*
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* @link https://book.cakephp.org/4/en/core-libraries/inflector.html
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*/
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class Inflector
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{
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/**
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* Plural inflector rules
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*
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* @var array<string, string>
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*/
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protected static $_plural = [
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'/(s)tatus$/i' => '\1tatuses',
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'/(quiz)$/i' => '\1zes',
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'/^(ox)$/i' => '\1\2en',
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'/([m|l])ouse$/i' => '\1ice',
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'/(matr|vert)(ix|ex)$/i' => '\1ices',
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'/(x|ch|ss|sh)$/i' => '\1es',
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'/([^aeiouy]|qu)y$/i' => '\1ies',
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'/(hive)$/i' => '\1s',
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'/(chef)$/i' => '\1s',
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'/(?:([^f])fe|([lre])f)$/i' => '\1\2ves',
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'/sis$/i' => 'ses',
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'/([ti])um$/i' => '\1a',
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'/(p)erson$/i' => '\1eople',
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'/(?<!u)(m)an$/i' => '\1en',
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'/(c)hild$/i' => '\1hildren',
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'/(buffal|tomat)o$/i' => '\1\2oes',
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'/(alumn|bacill|cact|foc|fung|nucle|radi|stimul|syllab|termin)us$/i' => '\1i',
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'/us$/i' => 'uses',
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'/(alias)$/i' => '\1es',
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'/(ax|cris|test)is$/i' => '\1es',
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'/s$/' => 's',
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'/^$/' => '',
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'/$/' => 's',
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];
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/**
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* Singular inflector rules
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*
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* @var array<string, string>
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*/
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protected static $_singular = [
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'/(s)tatuses$/i' => '\1\2tatus',
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'/^(.*)(menu)s$/i' => '\1\2',
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'/(quiz)zes$/i' => '\\1',
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'/(matr)ices$/i' => '\1ix',
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'/(vert|ind)ices$/i' => '\1ex',
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'/^(ox)en/i' => '\1',
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'/(alias|lens)(es)*$/i' => '\1',
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'/(alumn|bacill|cact|foc|fung|nucle|radi|stimul|syllab|termin|viri?)i$/i' => '\1us',
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'/([ftw]ax)es/i' => '\1',
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'/(cris|ax|test)es$/i' => '\1is',
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'/(shoe)s$/i' => '\1',
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'/(o)es$/i' => '\1',
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'/ouses$/' => 'ouse',
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'/([^a])uses$/' => '\1us',
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'/([m|l])ice$/i' => '\1ouse',
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'/(x|ch|ss|sh)es$/i' => '\1',
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'/(m)ovies$/i' => '\1\2ovie',
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'/(s)eries$/i' => '\1\2eries',
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'/(s)pecies$/i' => '\1\2pecies',
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'/([^aeiouy]|qu)ies$/i' => '\1y',
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'/(tive)s$/i' => '\1',
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'/(hive)s$/i' => '\1',
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'/(drive)s$/i' => '\1',
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'/([le])ves$/i' => '\1f',
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'/([^rfoa])ves$/i' => '\1fe',
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'/(^analy)ses$/i' => '\1sis',
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'/(analy|diagno|^ba|(p)arenthe|(p)rogno|(s)ynop|(t)he)ses$/i' => '\1\2sis',
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'/([ti])a$/i' => '\1um',
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'/(p)eople$/i' => '\1\2erson',
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'/(m)en$/i' => '\1an',
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'/(c)hildren$/i' => '\1\2hild',
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'/(n)ews$/i' => '\1\2ews',
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'/eaus$/' => 'eau',
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'/^(.*us)$/' => '\\1',
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'/s$/i' => '',
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];
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/**
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* Irregular rules
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*
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* @var array<string, string>
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*/
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protected static $_irregular = [
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'atlas' => 'atlases',
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'beef' => 'beefs',
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'brief' => 'briefs',
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'brother' => 'brothers',
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'cafe' => 'cafes',
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'child' => 'children',
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'cookie' => 'cookies',
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'corpus' => 'corpuses',
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'cow' => 'cows',
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'criterion' => 'criteria',
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'ganglion' => 'ganglions',
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'genie' => 'genies',
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'genus' => 'genera',
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'graffito' => 'graffiti',
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'hoof' => 'hoofs',
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'loaf' => 'loaves',
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'man' => 'men',
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'money' => 'monies',
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'mongoose' => 'mongooses',
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'move' => 'moves',
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'mythos' => 'mythoi',
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'niche' => 'niches',
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'numen' => 'numina',
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'occiput' => 'occiputs',
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'octopus' => 'octopuses',
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'opus' => 'opuses',
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'ox' => 'oxen',
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'penis' => 'penises',
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'person' => 'people',
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'sex' => 'sexes',
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'soliloquy' => 'soliloquies',
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'testis' => 'testes',
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'trilby' => 'trilbys',
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'turf' => 'turfs',
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'potato' => 'potatoes',
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'hero' => 'heroes',
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'tooth' => 'teeth',
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'goose' => 'geese',
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'foot' => 'feet',
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'foe' => 'foes',
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'sieve' => 'sieves',
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'cache' => 'caches',
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];
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/**
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* Words that should not be inflected
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*
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* @var array<string>
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*/
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protected static $_uninflected = [
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'.*[nrlm]ese', '.*data', '.*deer', '.*fish', '.*measles', '.*ois',
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'.*pox', '.*sheep', 'people', 'feedback', 'stadia', '.*?media',
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'chassis', 'clippers', 'debris', 'diabetes', 'equipment', 'gallows',
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'graffiti', 'headquarters', 'information', 'innings', 'news', 'nexus',
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'pokemon', 'proceedings', 'research', 'sea[- ]bass', 'series', 'species', 'weather',
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];
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/**
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* Method cache array.
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*
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* @var array<string, mixed>
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*/
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protected static $_cache = [];
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/**
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* The initial state of Inflector so reset() works.
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*
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* @var array
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*/
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protected static $_initialState = [];
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/**
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* Cache inflected values, and return if already available
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*
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* @param string $type Inflection type
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* @param string $key Original value
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* @param string|false $value Inflected value
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* @return string|false Inflected value on cache hit or false on cache miss.
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*/
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protected static function _cache(string $type, string $key, $value = false)
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{
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$key = '_' . $key;
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$type = '_' . $type;
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if ($value !== false) {
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static::$_cache[$type][$key] = $value;
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return $value;
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}
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if (!isset(static::$_cache[$type][$key])) {
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return false;
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}
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return static::$_cache[$type][$key];
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}
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/**
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* Clears Inflectors inflected value caches. And resets the inflection
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* rules to the initial values.
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*
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* @return void
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*/
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public static function reset(): void
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{
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if (empty(static::$_initialState)) {
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static::$_initialState = get_class_vars(self::class);
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return;
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}
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foreach (static::$_initialState as $key => $val) {
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if ($key !== '_initialState') {
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static::${$key} = $val;
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}
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}
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}
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/**
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* Adds custom inflection $rules, of either 'plural', 'singular',
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* 'uninflected' or 'irregular' $type.
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*
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* ### Usage:
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*
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* ```
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* Inflector::rules('plural', ['/^(inflect)or$/i' => '\1ables']);
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* Inflector::rules('irregular', ['red' => 'redlings']);
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* Inflector::rules('uninflected', ['dontinflectme']);
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* ```
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*
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* @param string $type The type of inflection, either 'plural', 'singular',
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* or 'uninflected'.
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* @param array $rules Array of rules to be added.
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* @param bool $reset If true, will unset default inflections for all
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* new rules that are being defined in $rules.
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* @return void
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*/
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public static function rules(string $type, array $rules, bool $reset = false): void
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{
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$var = '_' . $type;
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if ($reset) {
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static::${$var} = $rules;
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} elseif ($type === 'uninflected') {
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static::$_uninflected = array_merge(
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$rules,
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static::$_uninflected
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);
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} else {
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static::${$var} = $rules + static::${$var};
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}
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static::$_cache = [];
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}
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/**
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* Return $word in plural form.
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*
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* @param string $word Word in singular
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* @return string Word in plural
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* @link https://book.cakephp.org/4/en/core-libraries/inflector.html#creating-plural-singular-forms
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*/
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public static function pluralize(string $word): string
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{
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if (isset(static::$_cache['pluralize'][$word])) {
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return static::$_cache['pluralize'][$word];
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}
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if (!isset(static::$_cache['irregular']['pluralize'])) {
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$words = array_keys(static::$_irregular);
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static::$_cache['irregular']['pluralize'] = '/(.*?(?:\\b|_))(' . implode('|', $words) . ')$/i';
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$upperWords = array_map('ucfirst', $words);
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static::$_cache['irregular']['upperPluralize'] = '/(.*?(?:\\b|[a-z]))(' . implode('|', $upperWords) . ')$/';
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}
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if (
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preg_match(static::$_cache['irregular']['pluralize'], $word, $regs) ||
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preg_match(static::$_cache['irregular']['upperPluralize'], $word, $regs)
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) {
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static::$_cache['pluralize'][$word] = $regs[1] . substr($regs[2], 0, 1) .
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substr(static::$_irregular[strtolower($regs[2])], 1);
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return static::$_cache['pluralize'][$word];
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}
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if (!isset(static::$_cache['uninflected'])) {
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static::$_cache['uninflected'] = '/^(' . implode('|', static::$_uninflected) . ')$/i';
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}
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if (preg_match(static::$_cache['uninflected'], $word, $regs)) {
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static::$_cache['pluralize'][$word] = $word;
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return $word;
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}
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foreach (static::$_plural as $rule => $replacement) {
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if (preg_match($rule, $word)) {
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static::$_cache['pluralize'][$word] = preg_replace($rule, $replacement, $word);
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return static::$_cache['pluralize'][$word];
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}
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}
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return $word;
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}
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/**
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* Return $word in singular form.
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*
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* @param string $word Word in plural
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* @return string Word in singular
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* @link https://book.cakephp.org/4/en/core-libraries/inflector.html#creating-plural-singular-forms
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*/
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public static function singularize(string $word): string
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{
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if (isset(static::$_cache['singularize'][$word])) {
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return static::$_cache['singularize'][$word];
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}
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if (!isset(static::$_cache['irregular']['singular'])) {
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$wordList = array_values(static::$_irregular);
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static::$_cache['irregular']['singular'] = '/(.*?(?:\\b|_))(' . implode('|', $wordList) . ')$/i';
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$upperWordList = array_map('ucfirst', $wordList);
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static::$_cache['irregular']['singularUpper'] = '/(.*?(?:\\b|[a-z]))(' .
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implode('|', $upperWordList) .
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')$/';
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}
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if (
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preg_match(static::$_cache['irregular']['singular'], $word, $regs) ||
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preg_match(static::$_cache['irregular']['singularUpper'], $word, $regs)
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) {
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$suffix = array_search(strtolower($regs[2]), static::$_irregular, true);
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$suffix = $suffix ? substr($suffix, 1) : '';
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static::$_cache['singularize'][$word] = $regs[1] . substr($regs[2], 0, 1) . $suffix;
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return static::$_cache['singularize'][$word];
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}
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if (!isset(static::$_cache['uninflected'])) {
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static::$_cache['uninflected'] = '/^(' . implode('|', static::$_uninflected) . ')$/i';
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}
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if (preg_match(static::$_cache['uninflected'], $word, $regs)) {
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static::$_cache['pluralize'][$word] = $word;
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return $word;
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}
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foreach (static::$_singular as $rule => $replacement) {
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if (preg_match($rule, $word)) {
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static::$_cache['singularize'][$word] = preg_replace($rule, $replacement, $word);
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return static::$_cache['singularize'][$word];
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}
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}
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static::$_cache['singularize'][$word] = $word;
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return $word;
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}
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/**
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* Returns the input lower_case_delimited_string as a CamelCasedString.
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*
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* @param string $string String to camelize
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* @param string $delimiter the delimiter in the input string
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* @return string CamelizedStringLikeThis.
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* @link https://book.cakephp.org/4/en/core-libraries/inflector.html#creating-camelcase-and-under-scored-forms
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*/
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public static function camelize(string $string, string $delimiter = '_'): string
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{
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$cacheKey = __FUNCTION__ . $delimiter;
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$result = static::_cache($cacheKey, $string);
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if ($result === false) {
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$result = str_replace(' ', '', static::humanize($string, $delimiter));
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static::_cache($cacheKey, $string, $result);
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}
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return $result;
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}
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/**
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* Returns the input CamelCasedString as an underscored_string.
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*
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* Also replaces dashes with underscores
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*
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* @param string $string CamelCasedString to be "underscorized"
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* @return string underscore_version of the input string
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* @link https://book.cakephp.org/4/en/core-libraries/inflector.html#creating-camelcase-and-under-scored-forms
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*/
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public static function underscore(string $string): string
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{
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return static::delimit(str_replace('-', '_', $string), '_');
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}
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/**
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* Returns the input CamelCasedString as an dashed-string.
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*
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* Also replaces underscores with dashes
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*
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* @param string $string The string to dasherize.
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* @return string Dashed version of the input string
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*/
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public static function dasherize(string $string): string
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{
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return static::delimit(str_replace('_', '-', $string), '-');
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}
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/**
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* Returns the input lower_case_delimited_string as 'A Human Readable String'.
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* (Underscores are replaced by spaces and capitalized following words.)
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*
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* @param string $string String to be humanized
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* @param string $delimiter the character to replace with a space
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* @return string Human-readable string
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* @link https://book.cakephp.org/4/en/core-libraries/inflector.html#creating-human-readable-forms
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*/
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public static function humanize(string $string, string $delimiter = '_'): string
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{
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$cacheKey = __FUNCTION__ . $delimiter;
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$result = static::_cache($cacheKey, $string);
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if ($result === false) {
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$result = explode(' ', str_replace($delimiter, ' ', $string));
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foreach ($result as &$word) {
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$word = mb_strtoupper(mb_substr($word, 0, 1)) . mb_substr($word, 1);
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}
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$result = implode(' ', $result);
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static::_cache($cacheKey, $string, $result);
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}
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return $result;
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}
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/**
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* Expects a CamelCasedInputString, and produces a lower_case_delimited_string
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*
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* @param string $string String to delimit
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* @param string $delimiter the character to use as a delimiter
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* @return string delimited string
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*/
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public static function delimit(string $string, string $delimiter = '_'): string
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{
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$cacheKey = __FUNCTION__ . $delimiter;
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$result = static::_cache($cacheKey, $string);
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if ($result === false) {
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$result = mb_strtolower(preg_replace('/(?<=\\w)([A-Z])/', $delimiter . '\\1', $string));
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static::_cache($cacheKey, $string, $result);
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}
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return $result;
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}
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/**
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* Returns corresponding table name for given model $className. ("people" for the class name "Person").
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*
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* @param string $className Name of class to get database table name for
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* @return string Name of the database table for given class
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* @link https://book.cakephp.org/4/en/core-libraries/inflector.html#creating-table-and-class-name-forms
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*/
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public static function tableize(string $className): string
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{
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$result = static::_cache(__FUNCTION__, $className);
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if ($result === false) {
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$result = static::pluralize(static::underscore($className));
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static::_cache(__FUNCTION__, $className, $result);
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}
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return $result;
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}
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/**
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* Returns a singular, CamelCase inflection for given database table. ("Person" for the table name "people")
|
|
*
|
|
* @param string $tableName Name of database table to get class name for
|
|
* @return string Class name
|
|
* @link https://book.cakephp.org/4/en/core-libraries/inflector.html#creating-table-and-class-name-forms
|
|
*/
|
|
public static function classify(string $tableName): string
|
|
{
|
|
$result = static::_cache(__FUNCTION__, $tableName);
|
|
|
|
if ($result === false) {
|
|
$result = static::camelize(static::singularize($tableName));
|
|
static::_cache(__FUNCTION__, $tableName, $result);
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Returns camelBacked version of an underscored string.
|
|
*
|
|
* @param string $string String to convert.
|
|
* @return string in variable form
|
|
* @link https://book.cakephp.org/4/en/core-libraries/inflector.html#creating-variable-names
|
|
*/
|
|
public static function variable(string $string): string
|
|
{
|
|
$result = static::_cache(__FUNCTION__, $string);
|
|
|
|
if ($result === false) {
|
|
$camelized = static::camelize(static::underscore($string));
|
|
$replace = strtolower(substr($camelized, 0, 1));
|
|
$result = $replace . substr($camelized, 1);
|
|
static::_cache(__FUNCTION__, $string, $result);
|
|
}
|
|
|
|
return $result;
|
|
}
|
|
}
|