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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\Validate;
class NoScripts extends ValidateAbstract
{
/**
* Validates the given translations
* * No script like parts should be present in any part of the translations
*
* @param array $translations
*
* @return boolean
*/
public function isValid($translations)
{
$this->message = null;
// check if any translation contains restricted script tags
$serializedStrings = serialize($translations);
$invalids = ['/<script/i', '/javascript:[^"]/i', '/<.*src=/i', '/<.*background=/i', '/<.*onload=/i'];
foreach ($invalids as $invalid) {
if (preg_match($invalid, $serializedStrings) > 0) {
$this->message = 'script tags restricted for language files';
return false;
}
}
return true;
}
}
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