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<?php |
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/** |
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* @copyright Copyright (C) eZ Systems AS. All rights reserved. |
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* @license For full copyright and license information view LICENSE file distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace eZ\Publish\Core\Repository\SiteAccessAware\Language; |
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use eZ\Publish\API\Repository\LanguageResolver as APILanguageResolver; |
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use eZ\Publish\API\Repository\Values\Content\Language; |
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/** |
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* Common abstract implementation of Language resolver. |
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* |
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* @internal |
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*/ |
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abstract class AbstractLanguageResolver implements APILanguageResolver |
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{ |
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/** @var bool */ |
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private $defaultUseAlwaysAvailable; |
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/** @var bool */ |
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private $defaultShowAllTranslations; |
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/** |
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* Values typically provided by user context, will need to be set depending on your own custom logic using setter. |
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* |
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* E.g. Backend UI might expose a language selector for the whole backend that should be reflected on both |
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* UI strings as well as default languages to prioritize for repository objects. |
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* |
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* If set, this will have priority over configured languages. |
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* |
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* @var string|null |
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*/ |
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private $contextLanguage; |
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/** |
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* @param bool $defaultUseAlwaysAvailable |
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* @param bool $defaultShowAllTranslations |
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*/ |
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public function __construct( |
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bool $defaultUseAlwaysAvailable = true, |
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bool $defaultShowAllTranslations = false |
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) { |
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$this->defaultUseAlwaysAvailable = $defaultUseAlwaysAvailable; |
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$this->defaultShowAllTranslations = $defaultShowAllTranslations; |
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} |
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/** |
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* Get list of languages configured via dedicated layer. |
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* |
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* @return string[] |
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*/ |
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abstract protected function getConfiguredLanguages(): array; |
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/** |
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* For use by custom events / logic setting language for all retrieved objects from repository. |
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* |
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* User language will, if set, will have prepended before configured languages. But in cases PHP API consumer |
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* specifies languages to retrieve repository objects in it will instead be appended as a fallback. |
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* |
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* If set, this will have priority over configured languages. |
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* |
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* @param string|null $contextLanguage |
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*/ |
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final public function setContextLanguage(?string $contextLanguage): void |
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{ |
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$this->contextLanguage = $contextLanguage; |
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} |
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/** |
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* Get context language currently set by custom logic. |
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* |
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* @return null|string |
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*/ |
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final public function getContextLanguage(): ?string |
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{ |
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return $this->contextLanguage; |
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} |
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/** |
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* Get prioritized languages taking into account forced and context languages. |
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* |
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* @param array|null $forcedLanguages Optional, typically arguments provided to API, will be used first if set. |
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* |
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* @return array |
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*/ |
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final public function getPrioritizedLanguages(?array $forcedLanguages = null): array |
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{ |
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// Skip if languages param has been set by API user |
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if ($forcedLanguages !== null) { |
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return $forcedLanguages; |
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} |
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// Detect if we should load all languages by default |
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if ($this->defaultShowAllTranslations) { |
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return Language::ALL; |
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} |
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// create language based on context and configuration, where context language is made most important one |
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$languages = []; |
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if ($this->contextLanguage !== null) { |
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$languages[] = $this->contextLanguage; |
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} |
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return array_values(array_unique(array_merge($languages, $this->getConfiguredLanguages()))); |
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} |
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/** |
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* For use by event listening to config resolver scope changes (or other event changing configured languages). |
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* |
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* @param bool $defaultUseAlwaysAvailable |
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*/ |
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final public function setDefaultUseAlwaysAvailable(bool $defaultUseAlwaysAvailable): void |
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{ |
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$this->defaultUseAlwaysAvailable = $defaultUseAlwaysAvailable; |
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} |
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/** |
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* Get currently set UseAlwaysAvailable. |
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* |
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* @param bool|null $forcedUseAlwaysAvailable Optional, if set will be used instead of configured value, |
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* typically arguments provided to API. |
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* |
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* @return bool |
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*/ |
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final public function getUseAlwaysAvailable(?bool $forcedUseAlwaysAvailable = null): bool |
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{ |
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if ($forcedUseAlwaysAvailable !== null) { |
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return $forcedUseAlwaysAvailable; |
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} |
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return $this->defaultUseAlwaysAvailable; |
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} |
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/** |
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* For use by event listening to config resolver scope changes (or other event changing configured languages). |
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* |
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* @param bool $defaultShowAllTranslations |
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*/ |
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final public function setShowAllTranslations(bool $defaultShowAllTranslations): void |
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{ |
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$this->defaultShowAllTranslations = $defaultShowAllTranslations; |
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} |
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/** |
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* Get currently set showAllTranslations. |
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* |
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* @param bool|null $forcedShowAllTranslations Optional, if set will be used instead of configured value, |
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* typically arguments provided to API. |
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* |
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* @return bool |
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*/ |
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final public function getShowAllTranslations(?bool $forcedShowAllTranslations = null): bool |
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{ |
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if ($forcedShowAllTranslations !== null) { |
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return $forcedShowAllTranslations; |
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} |
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return $this->defaultShowAllTranslations; |
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} |
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} |
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ezsystems /
ezpublish-kernel
