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<?php
/**
* Created by Error202
* Date: 23.08.2018
*/
namespace core\helpers;
use common\modules\pages\forms\PageForm;
use Yii;
use yii\base\DynamicModel;
class LanguageHelper
{
public static function enabled()
{
return count(Yii::$app->params['translatedLanguages']) > 1;
}
public static function suffixList()
{
$list = array();
$enabled = self::enabled();
foreach (Yii::$app->params['translatedLanguages'] as $lang => $name) {
if ($lang === Yii::$app->params['defaultLanguage']) {
$suffix = '';
$list[$suffix] = $enabled ? $name : '';
} else {
$suffix = '_' . $lang;
$list[$suffix] = $name;
}
}
return $list;
}
public static function isLangExists($url): bool
{
$index = self::_getLangIndex();
$domains = explode('/', ltrim($url, '/'));
return in_array($domains[$index], array_keys(Yii::$app->params['translatedLanguages']));
}
public static function setLanguage($url)
{
$index = self::_getLangIndex();
$domains = explode('/', ltrim($url, '/'));
$isLangExists = in_array($domains[$index], array_keys(Yii::$app->params['translatedLanguages']));
if ($isLangExists) {
Yii::$app->language = $domains[$index];
}
else {
Yii::$app->language = Yii::$app->params['defaultLanguage'];
}
}
public static function processLangInUrl($url): string
{
if (self::enabled()) {
$index = self::_getLangIndex();
$domains = explode('/', ltrim($url, '/'));
$isLangExists = in_array($domains[$index], array_keys(Yii::$app->params['translatedLanguages']));
$isDefaultLang = $domains[$index] == Yii::$app->params['defaultLanguage'];
if ($isLangExists && !$isDefaultLang) {
array_splice($domains, $index, 1);
}
$url = '/' . implode('/', $domains);
}
return $url;
}
public static function addLangToUrl($url, $language = null): string
{
if (self::enabled()) {
$index = self::_getLangIndex();
$domains = explode('/', ltrim($url, '/'));
$isHasLang = in_array($language ?: $domains[$index], array_keys(Yii::$app->params['translatedLanguages']));
$isDefaultLang = $language ? $language == Yii::$app->params['defaultLanguage'] : Yii::$app->language == Yii::$app->params['defaultLanguage'];
if ($isHasLang && $isDefaultLang) {
array_splice($domains, $index, 1);
}
if (!$isHasLang && !$isDefaultLang) {
array_splice($domains, $index, 0, Yii::$app->language);
}
$domains = array_filter($domains);
$url = '/' . implode('/', $domains);
}
return $url;
}
public static function getName($language)
{
return isset(Yii::$app->params['translatedLanguages'][$language]) ? Yii::$app->params['translatedLanguages'][$language] : $language;
}
public static function getBackendName($language)
{
return isset(Yii::$app->params['backendTranslatedLanguages'][$language]) ? Yii::$app->params['backendTranslatedLanguages'][$language] : Yii::$app->params['backendTranslatedLanguages'][Yii::$app->params['backendDefaultLanguage']];
}
private static function _getLangIndex(): int
{
$index = 0;
$baseUrl = ltrim(Yii::$app->request->baseUrl, '/');
if (strlen($baseUrl)) {
$baseUrlChunks = explode('/', $baseUrl);
if (count($baseUrlChunks) > 0) {
$index = count( $baseUrlChunks );
}
}
return $index;
}
}