116 lines
2.4 KiB
PHP
116 lines
2.4 KiB
PHP
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<?php
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namespace Kirby\Cms;
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use Kirby\Exception\DuplicateException;
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use Kirby\Filesystem\F;
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/**
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* A collection of all defined site languages
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*
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* @package Kirby Cms
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* @author Bastian Allgeier <bastian@getkirby.com>
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* @link https://getkirby.com
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* @copyright Bastian Allgeier
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* @license https://getkirby.com/license
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*
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* @extends \Kirby\Cms\Collection<\Kirby\Cms\Language>
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*/
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class Languages extends Collection
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{
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/**
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* All registered languages methods
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*/
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public static array $methods = [];
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/**
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* Creates a new collection with the given language objects
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*
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* @param null $parent
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* @throws \Kirby\Exception\DuplicateException
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*/
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public function __construct(
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array $objects = [],
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$parent = null
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) {
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$defaults = array_filter(
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$objects,
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fn ($language) => $language->isDefault() === true
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);
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if (count($defaults) > 1) {
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throw new DuplicateException(
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message: 'You cannot have multiple default languages. Please check your language config files.'
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);
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}
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parent::__construct($objects, null);
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}
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/**
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* Returns all language codes as array
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*/
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public function codes(): array
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{
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return App::instance()->multilang() ? $this->keys() : ['default'];
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}
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/**
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* Creates a new language with the given props
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*/
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public function create(array $props): Language
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{
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return Language::create($props);
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}
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/**
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* Returns the default language
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*/
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public function default(): Language|null
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{
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return $this->findBy('isDefault', true) ?? $this->first();
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}
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/**
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* Provides a collection of installed languages, even
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* if in single-language mode. In single-language mode
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* `Language::single()` is used to create the default language
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*
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* @unstable
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*/
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public static function ensure(): static
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{
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$kirby = App::instance();
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if ($kirby->multilang() === true) {
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return $kirby->languages();
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}
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return new static([Language::single()]);
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}
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/**
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* Load all languages from the languages directory
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* and convert them to a collection
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*/
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public static function load(): static
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{
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$languages = [];
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$files = glob(App::instance()->root('languages') . '/*.php');
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foreach ($files as $file) {
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$props = F::load($file, allowOutput: false);
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if (is_array($props) === true) {
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// inject the language code from the filename
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// if it does not exist
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$props['code'] ??= F::name($file);
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$languages[] = new Language($props);
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}
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}
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return new static($languages);
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}
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}
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