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<?php/**
 * Smarty shared plugin
 *
 * @package    Smarty
 * @subpackage PluginsShared
 */
 /**
 * convert characters to their decimal unicode equivalents
 *
 * @link   http://www.ibm.com/developerworks/library/os-php-unicode/index.html#listing3 for inspiration
 *
 * @param string $string   characters to calculate unicode of
 * @param string $encoding encoding of $string, if null mb_internal_encoding() is used
 *
 * @return array sequence of unicodes
 * @author Rodney Rehm
 */
 function smarty_mb_to_unicode($string, $encoding = null)
 {
 if ($encoding) {
 $expanded = mb_convert_encoding($string, 'UTF-32BE', $encoding);
 } else {
 $expanded = mb_convert_encoding($string, 'UTF-32BE');
 }
 return unpack('N*', $expanded);
 }
 
 /**
 * convert unicodes to the character of given encoding
 *
 * @link   http://www.ibm.com/developerworks/library/os-php-unicode/index.html#listing3 for inspiration
 *
 * @param integer|array $unicode  single unicode or list of unicodes to convert
 * @param string        $encoding encoding of returned string, if null mb_internal_encoding() is used
 *
 * @return string unicode as character sequence in given $encoding
 * @author Rodney Rehm
 */
 function smarty_mb_from_unicode($unicode, $encoding = null)
 {
 $t = '';
 if (!$encoding) {
 $encoding = mb_internal_encoding();
 }
 foreach ((array)$unicode as $utf32be) {
 $character = pack('N*', $utf32be);
 $t .= mb_convert_encoding($character, $encoding, 'UTF-32BE');
 }
 return $t;
 }
 
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