nextcloud/lib/private/l10n/l10n.php

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<?php
/**
* @author Joas Schilling <nickvergessen@owncloud.com>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OC\L10N;
use OCP\IL10N;
use OCP\L10N\IFactory;
use Punic\Calendar;
class L10N implements IL10N {
/** @var IFactory */
protected $factory;
/** @var string App of this object */
protected $app;
/** @var string Language of this object */
protected $lang;
/** @var string Plural forms (string) */
private $pluralFormString = 'nplurals=2; plural=(n != 1);';
/** @var string Plural forms (function) */
private $pluralFormFunction = null;
/** @var string[] */
private $translations = [];
/**
* @param IFactory $factory
* @param string $app
* @param string $lang
* @param array $files
*/
public function __construct(IFactory $factory, $app, $lang, array $files) {
$this->factory = $factory;
$this->app = $app;
$this->lang = $lang;
$this->translations = [];
foreach ($files as $languageFile) {
$this->load($languageFile);
}
}
/**
* The code (en, de, ...) of the language that is used for this instance
*
* @return string language
*/
public function getLanguageCode() {
return $this->lang;
}
/**
* Translating
* @param string $text The text we need a translation for
* @param array $parameters default:array() Parameters for sprintf
* @return string Translation or the same text
*
* Returns the translation. If no translation is found, $text will be
* returned.
*/
public function t($text, $parameters = array()) {
return (string) new \OC_L10N_String($this, $text, $parameters);
}
/**
* Translating
* @param string $text_singular the string to translate for exactly one object
* @param string $text_plural the string to translate for n objects
* @param integer $count Number of objects
* @param array $parameters default:array() Parameters for sprintf
* @return string Translation or the same text
*
* Returns the translation. If no translation is found, $text will be
* returned. %n will be replaced with the number of objects.
*
* The correct plural is determined by the plural_forms-function
* provided by the po file.
*
*/
public function n($text_singular, $text_plural, $count, $parameters = array()) {
$identifier = "_${text_singular}_::_${text_plural}_";
if (isset($this->translations[$identifier])) {
return (string) new \OC_L10N_String($this, $identifier, $parameters, $count);
} else {
if ($count === 1) {
return (string) new \OC_L10N_String($this, $text_singular, $parameters, $count);
} else {
return (string) new \OC_L10N_String($this, $text_plural, $parameters, $count);
}
}
}
/**
* Localization
* @param string $type Type of localization
* @param \DateTime|int|string $data parameters for this localization
* @param array $options
* @return string|int|false
*
* Returns the localized data.
*
* Implemented types:
* - date
* - Creates a date
* - params: timestamp (int/string)
* - datetime
* - Creates date and time
* - params: timestamp (int/string)
* - time
* - Creates a time
* - params: timestamp (int/string)
* - firstday: Returns the first day of the week (0 sunday - 6 saturday)
* - jsdate: Returns the short JS date format
*/
public function l($type, $data = null, $options = array()) {
// Use the language of the instance
$locale = $this->getLanguageCode();
if ($locale === 'sr@latin') {
$locale = 'sr_latn';
}
if ($type === 'firstday') {
return (int) Calendar::getFirstWeekday($locale);
}
if ($type === 'jsdate') {
return (string) Calendar::getDateFormat('short', $locale);
}
$value = new \DateTime();
if ($data instanceof \DateTime) {
$value = $data;
} else if (is_string($data) && !is_numeric($data)) {
$data = strtotime($data);
$value->setTimestamp($data);
} else if ($data !== null) {
$value->setTimestamp($data);
}
$options = array_merge(array('width' => 'long'), $options);
$width = $options['width'];
switch ($type) {
case 'date':
return (string) Calendar::formatDate($value, $width, $locale);
case 'datetime':
return (string) Calendar::formatDatetime($value, $width, $locale);
case 'time':
return (string) Calendar::formatTime($value, $width, $locale);
default:
return false;
}
}
/**
* Returns an associative array with all translations
*
* Called by \OC_L10N_String
* @return array
*/
public function getTranslations() {
return $this->translations;
}
/**
* Returnsed function accepts the argument $n
*
* Called by \OC_L10N_String
* @return string the plural form function
*/
public function getPluralFormFunction() {
if (is_null($this->pluralFormFunction)) {
$this->pluralFormFunction = $this->factory->createPluralFunction($this->pluralFormString);
}
return $this->pluralFormFunction;
}
/**
* @param $translationFile
* @return bool
*/
protected function load($translationFile) {
$json = json_decode(file_get_contents($translationFile), true);
if (!is_array($json)) {
$jsonError = json_last_error();
\OC::$server->getLogger()->warning("Failed to load $translationFile - json error code: $jsonError", ['app' => 'l10n']);
return false;
}
if (!empty($json['pluralForm'])) {
$this->pluralFormString = $json['pluralForm'];
}
$this->translations = array_merge($this->translations, $json['translations']);
return true;
}
}