ezsystems / ezpublish-kernel

     *

     * @return array Array of language Id

     */

    public function extractLanguageIdsFromMask($languageMask): array

    {

        $exp = 2;

        $result = array();

        // Decomposition of $languageMask into its binary components.

        while ($exp <= $languageMask) {

            if ($languageMask & $exp) {

                $result[] = $exp;

            }

            $exp *= 2;

        }

        return $result;

    }

    /**

     * Extracts Language codes contained in given $languageMask.

     *

     * @return string[]

     */

    public function extractLanguageCodesFromMask($languageMask)

    {

        $exp = 2;

        $result = [];

        // Decomposition of $languageMask into its binary components.

        // @todo Use MaskGenerator which is more optimized?

        while ($exp <= $languageMask) {

            if ($languageMask & $exp) {

                $result[] = $this->languageHandler->load($exp)->languageCode;

            }

            $exp *= 2;

        }

        return $result;

    }

    /**