/**
* Recompose a UTF string
*
* @param string $str Unchecked UTF string
* @param integer $pos Position of the first UTF char (in bytes)
* @param integer $len Length of the string (in bytes)
* @param array &$qc Quick-check array, passed by reference but never modified
* @param array &$decomp_map Decomposition mapping, passed by reference but never modified
* @return string The string, validated and recomposed
*
* @access private
*/
function recompose($str, $pos, $len, &$qc, &$decomp_map)
{
global $utf_canonical_comp;
// Load the canonical composition table
if (!isset($utf_canonical_comp)) {
global $phpbb_root_path, $phpEx;
include $phpbb_root_path . 'includes/utf/data/utf_canonical_comp.' . $phpEx;
}
return utf_normalizer::recompose($str, $pos, $len, $qc, $decomp_map);
}
/**
* Validate and normalize a UTF string to NFKC
*
* @param string &$str Unchecked UTF string
* @return string The string, validated and in normal form
*/
public static function nfkc(&$str)
{
$pos = strspn($str, UTF8_ASCII_RANGE);
$len = strlen($str);
if ($pos == $len)
{
// ASCII strings return immediately
return;
}
if (!isset($GLOBALS['utf_nfkc_qc']))
{
include(IP_ROOT_PATH . 'includes/utf/data/utf_nfkc_qc.' . PHP_EXT);
}
if (!isset($GLOBALS['utf_compatibility_decomp']))
{
include(IP_ROOT_PATH . 'includes/utf/data/utf_compatibility_decomp.' . PHP_EXT);
}
$str = utf_normalizer::recompose($str, $pos, $len, $GLOBALS['utf_nfkc_qc'], $GLOBALS['utf_compatibility_decomp']);
}
/**
* Validate and normalize a UTF string to NFKC
*
* @param string &$str Unchecked UTF string
* @return string The string, validated and in normal form
*/
static function nfkc(&$str)
{
$pos = strspn($str, UTF8_ASCII_RANGE);
$len = strlen($str);
if ($pos == $len)
{
// ASCII strings return immediately
return;
}
if (!isset($GLOBALS['utf_nfkc_qc']))
{
global $mangareader_root_path;
include($mangareader_root_path . 'includes/utf/data/utf_nfkc_qc.php');
}
if (!isset($GLOBALS['utf_compatibility_decomp']))
{
global $mangareader_root_path;
include($mangareader_root_path . 'includes/utf/data/utf_compatibility_decomp.php');
}
$str = utf_normalizer::recompose($str, $pos, $len, $GLOBALS['utf_nfkc_qc'], $GLOBALS['utf_compatibility_decomp']);
}
