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<?php
/**
* Matomo - free/libre analytics platform
*
* @link https://matomo.org
* @license https://www.gnu.org/licenses/gpl-3.0.html GPL v3 or later
*/
namespace Piwik\Plugins\LanguagesManager\TranslationWriter\Filter;
class EmptyTranslations extends FilterAbstract
{
/**
* Removes all empty translations
*
* @param array $translations
*
* @return array filtered translations
*/
public function filter($translations)
{
$translationsBefore = $translations;
foreach ($translations as $plugin => &$pluginTranslations) {
$pluginTranslations = array_filter($pluginTranslations, function ($value) {
return !empty($value) && '' != trim($value);
});
$diff = array_diff($translationsBefore[$plugin], $pluginTranslations);
if (!empty($diff)) {
$this->filteredData[$plugin] = $diff;
}
}
// remove plugins without translations
$translations = array_filter($translations, function ($value) {
return !empty($value) && count($value);
});
return $translations;
}
}
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