bundle/ezpublish_legacy/ngadminui/classes/ngadminuitagsbundleoperator.php
public static function modify( $tpl, $operatorName, $operatorParameters, $rootNamespace, $currentNamespace, &$operatorValue, $namedParameters, $placement )
    {
        if ( $operatorName === 'has_tags_bundle' ) {
            $operatorValue = class_exists('Netgen\TagsBundle\Version') && TagsBundleVersion::VERSION_ID >= 30000;
        }
    }
public static function modify( $tpl, $operatorName, $operatorParameters, $rootNamespace, $currentNamespace, &$operatorValue, $namedParameters, $placement )
    {
        if ( $operatorName === 'has_tags_bundle' ) {
            $operatorValue = class_exists('Netgen\TagsBundle\Version') && TagsBundleVersion::VERSION_ID >= 30000;
        }
    }
Executes the template operator

@param eZTemplate $tpl
@param string $operatorName
@param mixed $operatorParameters
@param string $rootNamespace
@param string $currentNamespace
@param mixed $operatorValue
@param array $namedParameters
@param mixed $placement