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127 lines
2.8 KiB
PHP
127 lines
2.8 KiB
PHP
<?php
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declare(strict_types=1);
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/**
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* SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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namespace OC\L10N;
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use OCP\IConfig;
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use OCP\IUser;
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use OCP\L10N\ILanguageIterator;
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class LanguageIterator implements ILanguageIterator {
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private $i = 0;
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/** @var IConfig */
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private $config;
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/** @var IUser */
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private $user;
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public function __construct(IUser $user, IConfig $config) {
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$this->config = $config;
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$this->user = $user;
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}
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/**
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* Rewind the Iterator to the first element
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*/
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public function rewind(): void {
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$this->i = 0;
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}
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/**
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* Return the current element
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*
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* @since 14.0.0
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*/
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public function current(): string {
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switch ($this->i) {
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/** @noinspection PhpMissingBreakStatementInspection */
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case 0:
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$forcedLang = $this->config->getSystemValue('force_language', false);
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if (is_string($forcedLang)) {
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return $forcedLang;
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}
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$this->next();
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/** @noinspection PhpMissingBreakStatementInspection */
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// no break
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case 1:
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$forcedLang = $this->config->getSystemValue('force_language', false);
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if (is_string($forcedLang)
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&& ($truncated = $this->getTruncatedLanguage($forcedLang)) !== $forcedLang
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) {
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return $truncated;
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}
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$this->next();
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/** @noinspection PhpMissingBreakStatementInspection */
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// no break
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case 2:
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$userLang = $this->config->getUserValue($this->user->getUID(), 'core', 'lang', null);
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if (is_string($userLang)) {
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return $userLang;
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}
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$this->next();
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/** @noinspection PhpMissingBreakStatementInspection */
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// no break
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case 3:
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$userLang = $this->config->getUserValue($this->user->getUID(), 'core', 'lang', null);
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if (is_string($userLang)
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&& ($truncated = $this->getTruncatedLanguage($userLang)) !== $userLang
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) {
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return $truncated;
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}
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$this->next();
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// no break
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case 4:
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return $this->config->getSystemValueString('default_language', 'en');
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/** @noinspection PhpMissingBreakStatementInspection */
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case 5:
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$defaultLang = $this->config->getSystemValueString('default_language', 'en');
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if (($truncated = $this->getTruncatedLanguage($defaultLang)) !== $defaultLang) {
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return $truncated;
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}
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$this->next();
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// no break
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default:
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return 'en';
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}
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}
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/**
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* Move forward to next element
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*
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* @since 14.0.0
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*/
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public function next(): void {
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++$this->i;
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}
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/**
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* Return the key of the current element
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*
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* @since 14.0.0
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*/
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public function key(): int {
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return $this->i;
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}
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/**
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* Checks if current position is valid
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*
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* @since 14.0.0
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*/
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public function valid(): bool {
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return $this->i <= 6;
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}
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protected function getTruncatedLanguage(string $lang):string {
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$pos = strpos($lang, '_');
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if ($pos !== false) {
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$lang = substr($lang, 0, $pos);
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}
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return $lang;
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}
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}
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