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| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * This program is free software; you can redistribute it and/or |
| 5 | * modify it under the terms of the GNU General Public License |
| 6 | * as published by the Free Software Foundation; under version 2 |
| 7 | * of the License (non-upgradable). |
| 8 | * |
| 9 | * This program is distributed in the hope that it will be useful, |
| 10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | * GNU General Public License for more details. |
| 13 | * |
| 14 | * You should have received a copy of the GNU General Public License |
| 15 | * along with this program; if not, write to the Free Software |
| 16 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 17 | * |
| 18 | * Copyright (c) 2018-2021 (original work) Open Assessment Technologies SA (under the project TAO-PRODUCT); |
| 19 | */ |
| 20 | |
| 21 | namespace oat\oatbox\user; |
| 22 | |
| 23 | use oat\oatbox\service\ConfigurableService; |
| 24 | use oat\generis\model\GenerisRdf; |
| 25 | |
| 26 | class UserLanguageService extends ConfigurableService implements UserLanguageServiceInterface |
| 27 | { |
| 28 | public const OPTION_LOCK_DATA_LANGUAGE = 'lock_data_language'; |
| 29 | public const OPTION_AUTHORING_LANGUAGE = 'authoring_language'; |
| 30 | public const OPTION_INTERFACE_LANGUAGE = 'interface_language'; |
| 31 | |
| 32 | /** @var ?string */ |
| 33 | private $customInterfaceLanguage; |
| 34 | |
| 35 | /** |
| 36 | * {@inheritDoc} |
| 37 | * @see \oat\oatbox\user\UserLanguageServiceInterface::getDefaultLanguage() |
| 38 | */ |
| 39 | public function getDefaultLanguage() |
| 40 | { |
| 41 | return DEFAULT_LANG; |
| 42 | } |
| 43 | |
| 44 | /** |
| 45 | * @inheritdoc |
| 46 | */ |
| 47 | public function getDataLanguage(User $user) |
| 48 | { |
| 49 | $result = $this->getDefaultLanguage(); |
| 50 | if ($this->isDataLanguageEnabled()) { |
| 51 | $lang = $user->getPropertyValues(GenerisRdf::PROPERTY_USER_DEFLG); |
| 52 | $result = empty($lang) ? $this->getDefaultLanguage() : (string)current($lang); |
| 53 | } |
| 54 | return $result; |
| 55 | } |
| 56 | |
| 57 | /** |
| 58 | * @inheritdoc |
| 59 | */ |
| 60 | public function getInterfaceLanguage(User $user) |
| 61 | { |
| 62 | if (!empty($this->customInterfaceLanguage)) { |
| 63 | return $this->customInterfaceLanguage; |
| 64 | } |
| 65 | |
| 66 | $lang = $user->getPropertyValues(GenerisRdf::PROPERTY_USER_UILG); |
| 67 | |
| 68 | return empty($lang) ? $this->getOption(self::OPTION_INTERFACE_LANGUAGE, DEFAULT_LANG) : (string)current($lang); |
| 69 | } |
| 70 | |
| 71 | /** |
| 72 | * @inheritdoc |
| 73 | */ |
| 74 | public function isDataLanguageEnabled() |
| 75 | { |
| 76 | return !$this->hasOption(self::OPTION_LOCK_DATA_LANGUAGE) |
| 77 | || $this->getOption(self::OPTION_LOCK_DATA_LANGUAGE) === false; |
| 78 | } |
| 79 | |
| 80 | public function getAuthoringLanguage(): string |
| 81 | { |
| 82 | return $this->getOption(self::OPTION_AUTHORING_LANGUAGE, $this->getDefaultLanguage()); |
| 83 | } |
| 84 | |
| 85 | /** |
| 86 | * @inheritdoc |
| 87 | */ |
| 88 | public function setCustomInterfaceLanguage(?string $customInterfaceLanguage): void |
| 89 | { |
| 90 | $this->customInterfaceLanguage = $customInterfaceLanguage; |
| 91 | } |
| 92 | } |