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668 lines
24 KiB
PHP
668 lines
24 KiB
PHP
<?php
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/**
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* @link https://www.yiiframework.com/
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* @copyright Copyright (c) 2008 Yii Software LLC
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* @license https://www.yiiframework.com/license/
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*/
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namespace yii\helpers;
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use Yii;
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/**
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* BaseInflector provides concrete implementation for [[Inflector]].
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*
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* Do not use BaseInflector. Use [[Inflector]] instead.
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*
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* @author Antonio Ramirez <amigo.cobos@gmail.com>
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* @author Alexander Makarov <sam@rmcreative.ru>
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* @since 2.0
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*/
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class BaseInflector
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{
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/**
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* @var array the rules for converting a word into its plural form.
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* The keys are the regular expressions and the values are the corresponding replacements.
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*/
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public static $plurals = [
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'/([nrlm]ese|deer|fish|sheep|measles|ois|pox|media)$/i' => '\1',
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'/^(sea[- ]bass)$/i' => '\1',
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'/(m)ove$/i' => '\1oves',
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'/(f)oot$/i' => '\1eet',
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'/(h)uman$/i' => '\1umans',
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'/(s)tatus$/i' => '\1tatuses',
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'/(s)taff$/i' => '\1taff',
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'/(t)ooth$/i' => '\1eeth',
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'/(quiz)$/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|ind)(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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'/(?:([^f])fe|([lr])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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'/(m)an$/i' => '\1en',
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'/(c)hild$/i' => '\1hildren',
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'/(buffal|tomat|potat|ech|her|vet)o$/i' => '\1oes',
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'/(alumn|bacill|cact|foc|fung|nucle|radi|stimul|syllab|termin|vir)us$/i' => '\1i',
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'/us$/i' => 'uses',
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'/(alias)$/i' => '\1es',
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'/(ax|cris|test)is$/i' => '\1es',
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'/(currenc)y$/' => '\1ies',
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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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* @var array the rules for converting a word into its singular form.
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* The keys are the regular expressions and the values are the corresponding replacements.
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*/
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public static $singulars = [
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'/([nrlm]ese|deer|fish|sheep|measles|ois|pox|media|ss)$/i' => '\1',
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'/^(sea[- ]bass)$/i' => '\1',
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'/(s)tatuses$/i' => '\1tatus',
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'/(f)eet$/i' => '\1oot',
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'/(t)eeth$/i' => '\1ooth',
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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)(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$/i' => '\1is',
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'/(shoe|slave)s$/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$/i' => '\1\2eries',
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'/([^aeiouy]|qu)ies$/i' => '\1y',
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'/([lr])ves$/i' => '\1f',
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'/(tive)s$/i' => '\1',
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'/(hive)s$/i' => '\1',
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'/(drive)s$/i' => '\1',
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'/([^fo])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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'/(n)etherlands$/i' => '\1\2etherlands',
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'/eaus$/' => 'eau',
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'/(currenc)ies$/' => '\1y',
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'/^(.*us)$/' => '\\1',
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'/s$/i' => '',
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];
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/**
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* @var array the special rules for converting a word between its plural form and singular form.
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* The keys are the special words in singular form, and the values are the corresponding plural form.
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*/
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public static $specials = [
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'atlas' => 'atlases',
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'beef' => 'beefs',
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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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'curve' => 'curves',
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'foe' => 'foes',
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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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'pasta' => 'pasta',
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'penis' => 'penises',
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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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'wave' => 'waves',
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'Amoyese' => 'Amoyese',
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'bison' => 'bison',
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'Borghese' => 'Borghese',
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'bream' => 'bream',
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'breeches' => 'breeches',
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'britches' => 'britches',
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'buffalo' => 'buffalo',
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'cantus' => 'cantus',
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'carp' => 'carp',
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'chassis' => 'chassis',
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'clippers' => 'clippers',
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'cod' => 'cod',
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'coitus' => 'coitus',
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'Congoese' => 'Congoese',
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'contretemps' => 'contretemps',
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'corps' => 'corps',
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'debris' => 'debris',
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'diabetes' => 'diabetes',
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'djinn' => 'djinn',
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'eland' => 'eland',
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'elk' => 'elk',
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'equipment' => 'equipment',
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'Faroese' => 'Faroese',
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'flounder' => 'flounder',
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'Foochowese' => 'Foochowese',
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'gallows' => 'gallows',
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'Genevese' => 'Genevese',
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'Genoese' => 'Genoese',
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'Gilbertese' => 'Gilbertese',
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'graffiti' => 'graffiti',
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'headquarters' => 'headquarters',
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'herpes' => 'herpes',
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'hijinks' => 'hijinks',
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'Hottentotese' => 'Hottentotese',
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'information' => 'information',
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'innings' => 'innings',
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'jackanapes' => 'jackanapes',
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'Kiplingese' => 'Kiplingese',
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'Kongoese' => 'Kongoese',
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'Lucchese' => 'Lucchese',
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'mackerel' => 'mackerel',
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'Maltese' => 'Maltese',
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'mews' => 'mews',
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'moose' => 'moose',
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'mumps' => 'mumps',
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'Nankingese' => 'Nankingese',
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'news' => 'news',
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'nexus' => 'nexus',
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'Niasese' => 'Niasese',
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'Pekingese' => 'Pekingese',
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'Piedmontese' => 'Piedmontese',
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'pincers' => 'pincers',
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'Pistoiese' => 'Pistoiese',
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'pliers' => 'pliers',
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'Portuguese' => 'Portuguese',
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'proceedings' => 'proceedings',
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'rabies' => 'rabies',
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'rice' => 'rice',
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'rhinoceros' => 'rhinoceros',
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'salmon' => 'salmon',
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'Sarawakese' => 'Sarawakese',
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'scissors' => 'scissors',
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'series' => 'series',
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'Shavese' => 'Shavese',
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'shears' => 'shears',
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'siemens' => 'siemens',
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'species' => 'species',
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'swine' => 'swine',
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'testes' => 'testes',
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'trousers' => 'trousers',
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'trout' => 'trout',
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'tuna' => 'tuna',
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'Vermontese' => 'Vermontese',
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'Wenchowese' => 'Wenchowese',
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'whiting' => 'whiting',
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'wildebeest' => 'wildebeest',
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'Yengeese' => 'Yengeese',
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'software' => 'software',
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'hardware' => 'hardware',
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];
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/**
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* @var array fallback map for transliteration used by [[transliterate()]] when intl isn't available.
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*/
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public static $transliteration = [
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'À' => 'A', 'Á' => 'A', 'Â' => 'A', 'Ã' => 'A', 'Ä' => 'A', 'Å' => 'A', 'Æ' => 'AE', 'Ç' => 'C',
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'È' => 'E', 'É' => 'E', 'Ê' => 'E', 'Ë' => 'E', 'Ì' => 'I', 'Í' => 'I', 'Î' => 'I', 'Ï' => 'I',
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'Ð' => 'D', 'Ñ' => 'N', 'Ò' => 'O', 'Ó' => 'O', 'Ô' => 'O', 'Õ' => 'O', 'Ö' => 'O', 'Ő' => 'O',
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'Ø' => 'O', 'Ù' => 'U', 'Ú' => 'U', 'Û' => 'U', 'Ü' => 'U', 'Ű' => 'U', 'Ý' => 'Y', 'Þ' => 'TH',
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'ß' => 'ss',
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'à' => 'a', 'á' => 'a', 'â' => 'a', 'ã' => 'a', 'ä' => 'a', 'å' => 'a', 'æ' => 'ae', 'ç' => 'c',
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'è' => 'e', 'é' => 'e', 'ê' => 'e', 'ë' => 'e', 'ì' => 'i', 'í' => 'i', 'î' => 'i', 'ï' => 'i',
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'ð' => 'd', 'ñ' => 'n', 'ò' => 'o', 'ó' => 'o', 'ô' => 'o', 'õ' => 'o', 'ö' => 'o', 'ő' => 'o',
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'ø' => 'o', 'ù' => 'u', 'ú' => 'u', 'û' => 'u', 'ü' => 'u', 'ű' => 'u', 'ý' => 'y', 'þ' => 'th',
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'ÿ' => 'y',
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];
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/**
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* Shortcut for `Any-Latin; NFKD` transliteration rule.
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*
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* The rule is strict, letters will be transliterated with
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* the closest sound-representation chars. The result may contain any UTF-8 chars. For example:
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* `获取到 どちら Українська: ґ,є, Српска: ђ, њ, џ! ¿Español?` will be transliterated to
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* `huò qǔ dào dochira Ukraí̈nsʹka: g̀,ê, Srpska: đ, n̂, d̂! ¿Español?`.
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*
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* Used in [[transliterate()]].
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* For detailed information see [unicode normalization forms](https://unicode.org/reports/tr15/#Normalization_Forms_Table)
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* @see https://unicode.org/reports/tr15/#Normalization_Forms_Table
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* @see transliterate()
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* @since 2.0.7
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*/
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const TRANSLITERATE_STRICT = 'Any-Latin; NFKD';
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/**
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* Shortcut for `Any-Latin; Latin-ASCII` transliteration rule.
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*
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* The rule is medium, letters will be
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* transliterated to characters of Latin-1 (ISO 8859-1) ASCII table. For example:
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* `获取到 どちら Українська: ґ,є, Српска: ђ, њ, џ! ¿Español?` will be transliterated to
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* `huo qu dao dochira Ukrainsʹka: g,e, Srpska: d, n, d! ¿Espanol?`.
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*
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* Used in [[transliterate()]].
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* For detailed information see [unicode normalization forms](https://unicode.org/reports/tr15/#Normalization_Forms_Table)
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* @see https://unicode.org/reports/tr15/#Normalization_Forms_Table
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* @see transliterate()
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* @since 2.0.7
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*/
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const TRANSLITERATE_MEDIUM = 'Any-Latin; Latin-ASCII';
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/**
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* Shortcut for `Any-Latin; Latin-ASCII; [\u0080-\uffff] remove` transliteration rule.
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*
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* The rule is loose,
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* letters will be transliterated with the characters of Basic Latin Unicode Block.
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* For example:
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* `获取到 どちら Українська: ґ,є, Српска: ђ, њ, џ! ¿Español?` will be transliterated to
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* `huo qu dao dochira Ukrainska: g,e, Srpska: d, n, d! Espanol?`.
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*
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* Used in [[transliterate()]].
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* For detailed information see [unicode normalization forms](https://unicode.org/reports/tr15/#Normalization_Forms_Table)
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* @see https://unicode.org/reports/tr15/#Normalization_Forms_Table
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* @see transliterate()
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* @since 2.0.7
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*/
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const TRANSLITERATE_LOOSE = 'Any-Latin; Latin-ASCII; [\u0080-\uffff] remove';
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/**
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* @var mixed Either a [[\Transliterator]], or a string from which a [[\Transliterator]] can be built
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* for transliteration. Used by [[transliterate()]] when intl is available. Defaults to [[TRANSLITERATE_LOOSE]]
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* @see https://www.php.net/manual/en/transliterator.transliterate.php
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*/
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public static $transliterator = self::TRANSLITERATE_LOOSE;
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/**
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* Converts a word to its plural form.
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* Note that this is for English only!
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* For example, 'apple' will become 'apples', and 'child' will become 'children'.
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* @param string $word the word to be pluralized
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* @return string the pluralized word
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*/
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public static function pluralize($word)
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{
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if (empty($word)) {
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return (string) $word;
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}
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if (isset(static::$specials[$word])) {
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return static::$specials[$word];
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}
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foreach (static::$plurals as $rule => $replacement) {
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if (preg_match($rule, $word)) {
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return preg_replace($rule, $replacement, $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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* Returns the singular of the $word.
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* @param string $word the english word to singularize
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* @return string Singular noun.
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*/
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public static function singularize($word)
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{
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if (empty($word)) {
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return (string) $word;
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}
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$result = array_search($word, static::$specials, true);
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if ($result !== false) {
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return $result;
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}
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foreach (static::$singulars as $rule => $replacement) {
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if (preg_match($rule, $word)) {
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return preg_replace($rule, $replacement, $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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* Converts an underscored or CamelCase word into a English
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* sentence.
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* @param string $words
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* @param bool $ucAll whether to set all words to uppercase
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* @return string
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*/
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public static function titleize($words, $ucAll = false)
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{
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if (empty($words)) {
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return (string) $words;
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}
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$words = static::humanize(static::underscore($words), $ucAll);
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return $ucAll ? StringHelper::mb_ucwords($words, self::encoding()) : StringHelper::mb_ucfirst($words, self::encoding());
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}
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/**
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* Returns given word as CamelCased.
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*
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* Converts a word like "send_email" to "SendEmail". It
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* will remove non alphanumeric character from the word, so
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* "who's online" will be converted to "WhoSOnline".
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* @param string $word the word to CamelCase
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* @return string
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* @see variablize()
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*/
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public static function camelize($word)
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{
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if (empty($word)) {
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return (string) $word;
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}
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return str_replace(' ', '', StringHelper::mb_ucwords(preg_replace('/[^\pL\pN]+/u', ' ', $word), self::encoding()));
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}
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/**
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* Converts a CamelCase name into space-separated words.
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* For example, 'PostTag' will be converted to 'Post Tag'.
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* @param string $name the string to be converted
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* @param bool $ucwords whether to capitalize the first letter in each word
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* @return string the resulting words
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*/
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public static function camel2words($name, $ucwords = true)
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{
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if (empty($name)) {
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return (string) $name;
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}
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// Add a space before any uppercase letter preceded by a lowercase letter (xY => x Y)
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// and any uppercase letter preceded by an uppercase letter and followed by a lowercase letter (XYz => X Yz)
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$label = preg_replace('/(?<=\p{Ll})\p{Lu}|(?<=\p{L})\p{Lu}(?=\p{Ll})/u', ' \0', $name);
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$label = mb_strtolower(trim(str_replace(['-', '_', '.'], ' ', $label)), self::encoding());
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return $ucwords ? StringHelper::mb_ucwords($label, self::encoding()) : $label;
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}
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/**
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* Converts a CamelCase name into an ID in lowercase.
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* Words in the ID may be concatenated using the specified character (defaults to '-').
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* For example, 'PostTag' will be converted to 'post-tag'.
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* @param string $name the string to be converted
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* @param string $separator the character used to concatenate the words in the ID
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* @param bool|string $strict whether to insert a separator between two consecutive uppercase chars, defaults to false
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* @return string the resulting ID
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*/
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public static function camel2id($name, $separator = '-', $strict = false)
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{
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if (empty($name)) {
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return (string) $name;
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}
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$regex = $strict ? '/\p{Lu}/u' : '/(?<!\p{Lu})\p{Lu}/u';
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if ($separator === '_') {
|
||
return mb_strtolower(trim(preg_replace($regex, '_\0', $name), '_'), self::encoding());
|
||
}
|
||
|
||
return mb_strtolower(trim(str_replace('_', $separator, preg_replace($regex, $separator . '\0', $name)), $separator), self::encoding());
|
||
}
|
||
|
||
/**
|
||
* Converts an ID into a CamelCase name.
|
||
* Words in the ID separated by `$separator` (defaults to '-') will be concatenated into a CamelCase name.
|
||
* For example, 'post-tag' is converted to 'PostTag'.
|
||
* @param string $id the ID to be converted
|
||
* @param string $separator the character used to separate the words in the ID
|
||
* @return string the resulting CamelCase name
|
||
*/
|
||
public static function id2camel($id, $separator = '-')
|
||
{
|
||
if (empty($id)) {
|
||
return (string) $id;
|
||
}
|
||
return str_replace(' ', '', StringHelper::mb_ucwords(str_replace($separator, ' ', $id), self::encoding()));
|
||
}
|
||
|
||
/**
|
||
* Converts any "CamelCased" into an "underscored_word".
|
||
* @param string $words the word(s) to underscore
|
||
* @return string
|
||
*/
|
||
public static function underscore($words)
|
||
{
|
||
if (empty($words)) {
|
||
return (string) $words;
|
||
}
|
||
return mb_strtolower(preg_replace('/(?<=\\pL)(\\p{Lu})/u', '_\\1', $words), self::encoding());
|
||
}
|
||
|
||
/**
|
||
* Returns a human-readable string from $word.
|
||
* @param string $word the string to humanize
|
||
* @param bool $ucAll whether to set all words to uppercase or not
|
||
* @return string
|
||
*/
|
||
public static function humanize($word, $ucAll = false)
|
||
{
|
||
if (empty($word)) {
|
||
return (string) $word;
|
||
}
|
||
$word = str_replace('_', ' ', preg_replace('/_id$/', '', $word));
|
||
$encoding = self::encoding();
|
||
|
||
return $ucAll ? StringHelper::mb_ucwords($word, $encoding) : StringHelper::mb_ucfirst($word, $encoding);
|
||
}
|
||
|
||
/**
|
||
* Same as camelize but first char is in lowercase.
|
||
*
|
||
* Converts a word like "send_email" to "sendEmail". It
|
||
* will remove non alphanumeric character from the word, so
|
||
* "who's online" will be converted to "whoSOnline".
|
||
* @param string $word to lowerCamelCase
|
||
* @return string
|
||
*/
|
||
public static function variablize($word)
|
||
{
|
||
if (empty($word)) {
|
||
return (string) $word;
|
||
}
|
||
$word = static::camelize($word);
|
||
|
||
return mb_strtolower(mb_substr($word, 0, 1, self::encoding())) . mb_substr($word, 1, null, self::encoding());
|
||
}
|
||
|
||
/**
|
||
* Converts a class name to its table name (pluralized) naming conventions.
|
||
*
|
||
* For example, converts "Person" to "people".
|
||
* @param string $className the class name for getting related table_name
|
||
* @return string
|
||
*/
|
||
public static function tableize($className)
|
||
{
|
||
if (empty($className)) {
|
||
return (string) $className;
|
||
}
|
||
return static::pluralize(static::underscore($className));
|
||
}
|
||
|
||
/**
|
||
* Returns a string with all spaces converted to given replacement,
|
||
* non word characters removed and the rest of characters transliterated.
|
||
*
|
||
* If intl extension isn't available uses fallback that converts latin characters only
|
||
* and removes the rest. You may customize characters map via $transliteration property
|
||
* of the helper.
|
||
*
|
||
* @param string $string An arbitrary string to convert
|
||
* @param string $replacement The replacement to use for spaces
|
||
* @param bool $lowercase whether to return the string in lowercase or not. Defaults to `true`.
|
||
* @return string The converted string.
|
||
*/
|
||
public static function slug($string, $replacement = '-', $lowercase = true)
|
||
{
|
||
if (empty($string)) {
|
||
return (string) $string;
|
||
}
|
||
if ((string)$replacement !== '') {
|
||
$parts = explode($replacement, static::transliterate($string));
|
||
} else {
|
||
$parts = [static::transliterate($string)];
|
||
}
|
||
|
||
$replaced = array_map(function ($element) use ($replacement) {
|
||
$element = preg_replace('/[^a-zA-Z0-9=\s—–-]+/u', '', $element);
|
||
return preg_replace('/[=\s—–-]+/u', $replacement, $element);
|
||
}, $parts);
|
||
|
||
$string = trim(implode($replacement, $replaced), $replacement);
|
||
if ((string)$replacement !== '') {
|
||
$string = preg_replace('#' . preg_quote($replacement, '#') . '+#', $replacement, $string);
|
||
}
|
||
|
||
return $lowercase ? strtolower($string) : $string;
|
||
}
|
||
|
||
/**
|
||
* Returns transliterated version of a string.
|
||
*
|
||
* If intl extension isn't available uses fallback that converts latin characters only
|
||
* and removes the rest. You may customize characters map via $transliteration property
|
||
* of the helper.
|
||
*
|
||
* @param string $string input string
|
||
* @param string|\Transliterator|null $transliterator either a [[\Transliterator]] or a string
|
||
* from which a [[\Transliterator]] can be built.
|
||
* @return string
|
||
* @since 2.0.7 this method is public.
|
||
*/
|
||
public static function transliterate($string, $transliterator = null)
|
||
{
|
||
if (empty($string)) {
|
||
return (string) $string;
|
||
}
|
||
if (static::hasIntl()) {
|
||
if ($transliterator === null) {
|
||
$transliterator = static::$transliterator;
|
||
}
|
||
|
||
return transliterator_transliterate($transliterator, $string);
|
||
}
|
||
|
||
return strtr($string, static::$transliteration);
|
||
}
|
||
|
||
/**
|
||
* @return bool if intl extension is loaded
|
||
*/
|
||
protected static function hasIntl()
|
||
{
|
||
return extension_loaded('intl');
|
||
}
|
||
|
||
/**
|
||
* Converts a table name to its class name.
|
||
*
|
||
* For example, converts "people" to "Person".
|
||
* @param string $tableName
|
||
* @return string
|
||
*/
|
||
public static function classify($tableName)
|
||
{
|
||
if (empty($tableName)) {
|
||
return (string) $tableName;
|
||
}
|
||
return static::camelize(static::singularize($tableName));
|
||
}
|
||
|
||
/**
|
||
* Converts number to its ordinal English form. For example, converts 13 to 13th, 2 to 2nd ...
|
||
* @param int $number the number to get its ordinal value
|
||
* @return string
|
||
*/
|
||
public static function ordinalize($number)
|
||
{
|
||
if (in_array($number % 100, range(11, 13))) {
|
||
return $number . 'th';
|
||
}
|
||
switch ($number % 10) {
|
||
case 1:
|
||
return $number . 'st';
|
||
case 2:
|
||
return $number . 'nd';
|
||
case 3:
|
||
return $number . 'rd';
|
||
default:
|
||
return $number . 'th';
|
||
}
|
||
}
|
||
|
||
/**
|
||
* Converts a list of words into a sentence.
|
||
*
|
||
* Special treatment is done for the last few words. For example,
|
||
*
|
||
* ```php
|
||
* $words = ['Spain', 'France'];
|
||
* echo Inflector::sentence($words);
|
||
* // output: Spain and France
|
||
*
|
||
* $words = ['Spain', 'France', 'Italy'];
|
||
* echo Inflector::sentence($words);
|
||
* // output: Spain, France and Italy
|
||
*
|
||
* $words = ['Spain', 'France', 'Italy'];
|
||
* echo Inflector::sentence($words, ' & ');
|
||
* // output: Spain, France & Italy
|
||
* ```
|
||
*
|
||
* @param array $words the words to be converted into an string
|
||
* @param string|null $twoWordsConnector the string connecting words when there are only two
|
||
* @param string|null $lastWordConnector the string connecting the last two words. If this is null, it will
|
||
* take the value of `$twoWordsConnector`.
|
||
* @param string $connector the string connecting words other than those connected by
|
||
* $lastWordConnector and $twoWordsConnector
|
||
* @return string the generated sentence
|
||
* @since 2.0.1
|
||
*/
|
||
public static function sentence(array $words, $twoWordsConnector = null, $lastWordConnector = null, $connector = ', ')
|
||
{
|
||
if ($twoWordsConnector === null) {
|
||
$twoWordsConnector = Yii::t('yii', ' and ');
|
||
}
|
||
if ($lastWordConnector === null) {
|
||
$lastWordConnector = $twoWordsConnector;
|
||
}
|
||
switch (count($words)) {
|
||
case 0:
|
||
return '';
|
||
case 1:
|
||
return reset($words);
|
||
case 2:
|
||
return implode($twoWordsConnector, $words);
|
||
default:
|
||
return implode($connector, array_slice($words, 0, -1)) . $lastWordConnector . end($words);
|
||
}
|
||
}
|
||
|
||
/**
|
||
* @return string
|
||
*/
|
||
private static function encoding()
|
||
{
|
||
return isset(Yii::$app) ? Yii::$app->charset : 'UTF-8';
|
||
}
|
||
}
|