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File: idna_convert.class.php
<?php // {{{ license /* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4 foldmethod=marker: */ // // +----------------------------------------------------------------------+ // | This library is free software; you can redistribute it and/or modify | // | it under the terms of the GNU Lesser General Public License as | // | published by the Free Software Foundation; either version 2.1 of the | // | License, or (at your option) any later version. | // | | // | This library is distributed in the hope that it will be useful, but | // | WITHOUT ANY WARRANTY; without even the implied warranty of | // | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | // | Lesser General Public License for more details. | // | | // | You should have received a copy of the GNU Lesser General Public | // | License along with this library; if not, write to the Free Software | // | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 | // | USA. | // +----------------------------------------------------------------------+ // // }}} /** * Encode/decode Internationalized Domain Names. * * The class allows to convert internationalized domain names * (see RFC 3490 for details) as they can be used with various registries worldwide * to be translated between their original (localized) form and their encoded form * as it will be used in the DNS (Domain Name System). * * The class provides two public methods, encode() and decode(), which do exactly * what you would expect them to do. You are allowed to use complete domain names, * simple strings and complete email addresses as well. That means, that you might * use any of the following notations: * * - www.nörgler.com * - xn--nrgler-wxa * - xn--brse-5qa.xn--knrz-1ra.info * * Unicode input might be given as either UTF-8 string, UCS-4 string or UCS-4 array. * Unicode output is available in the same formats. * You can select your preferred format via {@link set_paramter()}. * * ACE input and output is always expected to be ASCII. * * @author Matthias Sommerfeld <mso@phlylabs.de> * @copyright 2004-2011 phlyLabs Berlin, http://phlylabs.de * @version 0.8.0 2011-03-11 */ class idna_convert { // NP See below // Internal settings, do not mess with them protected $_punycode_prefix = 'xn--'; protected $_invalid_ucs = 0x80000000; protected $_max_ucs = 0x10FFFF; protected $_base = 36; protected $_tmin = 1; protected $_tmax = 26; protected $_skew = 38; protected $_damp = 700; protected $_initial_bias = 72; protected $_initial_n = 0x80; protected $_sbase = 0xAC00; protected $_lbase = 0x1100; protected $_vbase = 0x1161; protected $_tbase = 0x11A7; protected $_lcount = 19; protected $_vcount = 21; protected $_tcount = 28; protected $_ncount = 588; // _vcount * _tcount protected $_scount = 11172; // _lcount * _tcount * _vcount protected $_error = false; protected static $_mb_string_overload = null; // See {@link set_paramter()} for details of how to change the following // settings from within your script / application protected $_api_encoding = 'utf8'; // Default input charset is UTF-8 protected $_allow_overlong = false; // Overlong UTF-8 encodings are forbidden protected $_strict_mode = false; // Behave strict or not protected $_idn_version = 2003; // Can be either 2003 (old, default) or 2008 /** * the constructor * * @param array $options * @return boolean * @since 0.5.2 */ public function __construct($options = false) { $this->slast = $this->_sbase + $this->_lcount * $this->_vcount * $this->_tcount; // If parameters are given, pass these to the respective method if (is_array($options)) { $this->set_parameter($options); } // populate mbstring overloading cache if not set if (self::$_mb_string_overload === null) { self::$_mb_string_overload = (extension_loaded('mbstring') && (ini_get('mbstring.func_overload') & 0x02) === 0x02); } } /** * Sets a new option value. Available options and values: * [encoding - Use either UTF-8, UCS4 as array or UCS4 as string as input ('utf8' for UTF-8, * 'ucs4_string' and 'ucs4_array' respectively for UCS4); The output is always UTF-8] * [overlong - Unicode does not allow unnecessarily long encodings of chars, * to allow this, set this parameter to true, else to false; * default is false.] * [strict - true: strict mode, good for registration purposes - Causes errors * on failures; false: loose mode, ideal for "wildlife" applications * by silently ignoring errors and returning the original input instead * * @param mixed Parameter to set (string: single parameter; array of Parameter => Value pairs) * @param string Value to use (if parameter 1 is a string) * @return boolean true on success, false otherwise */ public function set_parameter($option, $value = false) { if (!is_array($option)) { $option = array($option => $value); } foreach ($option as $k => $v) { switch ($k) { case 'encoding': switch ($v) { case 'utf8': case 'ucs4_string': case 'ucs4_array': $this->_api_encoding = $v; break; default: $this->_error('Set Parameter: Unknown parameter '.$v.' for option '.$k); return false; } break; case 'overlong': $this->_allow_overlong = ($v) ? true : false; break; case 'strict': $this->_strict_mode = ($v) ? true : false; break; case 'idn_version': if (in_array($v, array('2003', '2008'))) { $this->_idn_version = $v; } else { $this->_error('Set Parameter: Unknown parameter '.$v.' for option '.$k); } break; case 'encode_german_sz': // Deprecated if (!$v) { self::$NP['replacemaps'][0xDF] = array(0x73, 0x73); } else { unset(self::$NP['replacemaps'][0xDF]); } break; default: $this->_error('Set Parameter: Unknown option '.$k); return false; } } return true; } /** * Decode a given ACE domain name * @param string Domain name (ACE string) * [@param string Desired output encoding, see {@link set_parameter}] * @return string Decoded Domain name (UTF-8 or UCS-4) */ public function decode($input, $one_time_encoding = false) { // Optionally set if ($one_time_encoding) { switch ($one_time_encoding) { case 'utf8': case 'ucs4_string': case 'ucs4_array': break; default: $this->_error('Unknown encoding '.$one_time_encoding); return false; } } // Make sure to drop any newline characters around $input = trim($input); // Negotiate input and try to determine, whether it is a plain string, // an email address or something like a complete URL if (strpos($input, '@')) { // Maybe it is an email address // No no in strict mode if ($this->_strict_mode) { $this->_error('Only simple domain name parts can be handled in strict mode'); return false; } list ($email_pref, $input) = explode('@', $input, 2); $arr = explode('.', $input); foreach ($arr as $k => $v) { if (preg_match('!^'.preg_quote($this->_punycode_prefix, '!').'!', $v)) { $conv = $this->_decode($v); if ($conv) $arr[$k] = $conv; } } $input = join('.', $arr); $arr = explode('.', $email_pref); foreach ($arr as $k => $v) { if (preg_match('!^'.preg_quote($this->_punycode_prefix, '!').'!', $v)) { $conv = $this->_decode($v); if ($conv) $arr[$k] = $conv; } } $email_pref = join('.', $arr); $return = $email_pref . '@' . $input; } elseif (preg_match('![:\./]!', $input)) { // Or a complete domain name (with or without paths / parameters) // No no in strict mode if ($this->_strict_mode) { $this->_error('Only simple domain name parts can be handled in strict mode'); return false; } $parsed = parse_url($input); if (isset($parsed['host'])) { $arr = explode('.', $parsed['host']); foreach ($arr as $k => $v) { $conv = $this->_decode($v); if ($conv) $arr[$k] = $conv; } $parsed['host'] = join('.', $arr); $return = (empty($parsed['scheme']) ? '' : $parsed['scheme'].(strtolower($parsed['scheme']) == 'mailto' ? ':' : '://')) .(empty($parsed['user']) ? '' : $parsed['user'].(empty($parsed['pass']) ? '' : ':'.$parsed['pass']).'@') .$parsed['host'] .(empty($parsed['port']) ? '' : ':'.$parsed['port']) .(empty($parsed['path']) ? '' : $parsed['path']) .(empty($parsed['query']) ? '' : '?'.$parsed['query']) .(empty($parsed['fragment']) ? '' : '#'.$parsed['fragment']); } else { // parse_url seems to have failed, try without it $arr = explode('.', $input); foreach ($arr as $k => $v) { $conv = $this->_decode($v); $arr[$k] = ($conv) ? $conv : $v; } $return = join('.', $arr); } } else { // Otherwise we consider it being a pure domain name string $return = $this->_decode($input); if (!$return) $return = $input; } // The output is UTF-8 by default, other output formats need conversion here // If one time encoding is given, use this, else the objects property switch (($one_time_encoding) ? $one_time_encoding : $this->_api_encoding) { case 'utf8': return $return; break; case 'ucs4_string': return $this->_ucs4_to_ucs4_string($this->_utf8_to_ucs4($return)); break; case 'ucs4_array': return $this->_utf8_to_ucs4($return); break; default: $this->_error('Unsupported output format'); return false; } } /** * Encode a given UTF-8 domain name * @param string Domain name (UTF-8 or UCS-4) * [@param string Desired input encoding, see {@link set_parameter}] * @return string Encoded Domain name (ACE string) */ public function encode($decoded, $one_time_encoding = false) { // Forcing conversion of input to UCS4 array // If one time encoding is given, use this, else the objects property switch ($one_time_encoding ? $one_time_encoding : $this->_api_encoding) { case 'utf8': $decoded = $this->_utf8_to_ucs4($decoded); break; case 'ucs4_string': $decoded = $this->_ucs4_string_to_ucs4($decoded); case 'ucs4_array': break; default: $this->_error('Unsupported input format: '.($one_time_encoding ? $one_time_encoding : $this->_api_encoding)); return false; } // No input, no output, what else did you expect? if (empty($decoded)) return ''; // Anchors for iteration $last_begin = 0; // Output string $output = ''; foreach ($decoded as $k => $v) { // Make sure to use just the plain dot switch($v) { case 0x3002: case 0xFF0E: case 0xFF61: $decoded[$k] = 0x2E; // Right, no break here, the above are converted to dots anyway // Stumbling across an anchoring character case 0x2E: case 0x2F: case 0x3A: case 0x3F: case 0x40: // Neither email addresses nor URLs allowed in strict mode if ($this->_strict_mode) { $this->_error('Neither email addresses nor URLs are allowed in strict mode.'); return false; } else { // Skip first char if ($k) { $encoded = ''; $encoded = $this->_encode(array_slice($decoded, $last_begin, (($k)-$last_begin))); if ($encoded) { $output .= $encoded; } else { $output .= $this->_ucs4_to_utf8(array_slice($decoded, $last_begin, (($k)-$last_begin))); } $output .= chr($decoded[$k]); } $last_begin = $k + 1; } } } // Catch the rest of the string if ($last_begin) { $inp_len = sizeof($decoded); $encoded = ''; $encoded = $this->_encode(array_slice($decoded, $last_begin, (($inp_len)-$last_begin))); if ($encoded) { $output .= $encoded; } else { $output .= $this->_ucs4_to_utf8(array_slice($decoded, $last_begin, (($inp_len)-$last_begin))); } return $output; } else { if ($output = $this->_encode($decoded)) { return $output; } else { return $this->_ucs4_to_utf8($decoded); } } } /** * Removes a weakness of encode(), which cannot properly handle URIs but instead encodes their * path or query components, too. * @param string $uri Expects the URI as a UTF-8 (or ASCII) string * @return string The URI encoded to Punycode, everything but the host component is left alone * @since 0.6.4 */ public function encode_uri($uri) { $parsed = parse_url($uri); if (!isset($parsed['host'])) { $this->_error('The given string does not look like a URI'); return false; } $arr = explode('.', $parsed['host']); foreach ($arr as $k => $v) { $conv = $this->encode($v, 'utf8'); if ($conv) $arr[$k] = $conv; } $parsed['host'] = join('.', $arr); $return = (empty($parsed['scheme']) ? '' : $parsed['scheme'].(strtolower($parsed['scheme']) == 'mailto' ? ':' : '://')) .(empty($parsed['user']) ? '' : $parsed['user'].(empty($parsed['pass']) ? '' : ':'.$parsed['pass']).'@') .$parsed['host'] .(empty($parsed['port']) ? '' : ':'.$parsed['port']) .(empty($parsed['path']) ? '' : $parsed['path']) .(empty($parsed['query']) ? '' : '?'.$parsed['query']) .(empty($parsed['fragment']) ? '' : '#'.$parsed['fragment']); return $return; } /** * Use this method to get the last error ocurred * @param void * @return string The last error, that occured */ public function get_last_error() { return $this->_error; } /** * The actual decoding algorithm * @param string * @return mixed */ protected function _decode($encoded) { $decoded = array(); // find the Punycode prefix if (!preg_match('!^'.preg_quote($this->_punycode_prefix, '!').'!', $encoded)) { $this->_error('This is not a punycode string'); return false; } $encode_test = preg_replace('!^'.preg_quote($this->_punycode_prefix, '!').'!', '', $encoded); // If nothing left after removing the prefix, it is hopeless if (!$encode_test) { $this->_error('The given encoded string was empty'); return false; } // Find last occurence of the delimiter $delim_pos = strrpos($encoded, '-'); if ($delim_pos > self::byteLength($this->_punycode_prefix)) { for ($k = self::byteLength($this->_punycode_prefix); $k < $delim_pos; ++$k) { $decoded[] = ord($encoded{$k}); } } $deco_len = count($decoded); $enco_len = self::byteLength($encoded); // Wandering through the strings; init $is_first = true; $bias = $this->_initial_bias; $idx = 0; $char = $this->_initial_n; for ($enco_idx = ($delim_pos) ? ($delim_pos + 1) : 0; $enco_idx < $enco_len; ++$deco_len) { for ($old_idx = $idx, $w = 1, $k = $this->_base; 1 ; $k += $this->_base) { $digit = $this->_decode_digit($encoded{$enco_idx++}); $idx += $digit * $w; $t = ($k <= $bias) ? $this->_tmin : (($k >= $bias + $this->_tmax) ? $this->_tmax : ($k - $bias)); if ($digit < $t) break; $w = (int) ($w * ($this->_base - $t)); } $bias = $this->_adapt($idx - $old_idx, $deco_len + 1, $is_first); $is_first = false; $char += (int) ($idx / ($deco_len + 1)); $idx %= ($deco_len + 1); if ($deco_len > 0) { // Make room for the decoded char for ($i = $deco_len; $i > $idx; $i--) $decoded[$i] = $decoded[($i - 1)]; } $decoded[$idx++] = $char; } return $this->_ucs4_to_utf8($decoded); } /** * The actual encoding algorithm * @param string * @return mixed */ protected function _encode($decoded) { // We cannot encode a domain name containing the Punycode prefix $extract = self::byteLength($this->_punycode_prefix); $check_pref = $this->_utf8_to_ucs4($this->_punycode_prefix); $check_deco = array_slice($decoded, 0, $extract); if ($check_pref == $check_deco) { $this->_error('This is already a punycode string'); return false; } // We will not try to encode strings consisting of basic code points only $encodable = false; foreach ($decoded as $k => $v) { if ($v > 0x7a) { $encodable = true; break; } } if (!$encodable) { $this->_error('The given string does not contain encodable chars'); return false; } // Do NAMEPREP $decoded = $this->_nameprep($decoded); if (!$decoded || !is_array($decoded)) return false; // NAMEPREP failed $deco_len = count($decoded); if (!$deco_len) return false; // Empty array $codecount = 0; // How many chars have been consumed $encoded = ''; // Copy all basic code points to output for ($i = 0; $i < $deco_len; ++$i) { $test = $decoded[$i]; // Will match [-0-9a-zA-Z] if ((0x2F < $test && $test < 0x40) || (0x40 < $test && $test < 0x5B) || (0x60 < $test && $test <= 0x7B) || (0x2D == $test)) { $encoded .= chr($decoded[$i]); $codecount++; } } if ($codecount == $deco_len) return $encoded; // All codepoints were basic ones // Start with the prefix; copy it to output $encoded = $this->_punycode_prefix.$encoded; // If we have basic code points in output, add an hyphen to the end if ($codecount) $encoded .= '-'; // Now find and encode all non-basic code points $is_first = true; $cur_code = $this->_initial_n; $bias = $this->_initial_bias; $delta = 0; while ($codecount < $deco_len) { // Find the smallest code point >= the current code point and // remember the last ouccrence of it in the input for ($i = 0, $next_code = $this->_max_ucs; $i < $deco_len; $i++) { if ($decoded[$i] >= $cur_code && $decoded[$i] <= $next_code) { $next_code = $decoded[$i]; } } $delta += ($next_code - $cur_code) * ($codecount + 1); $cur_code = $next_code; // Scan input again and encode all characters whose code point is $cur_code for ($i = 0; $i < $deco_len; $i++) { if ($decoded[$i] < $cur_code) { $delta++; } elseif ($decoded[$i] == $cur_code) { for ($q = $delta, $k = $this->_base; 1; $k += $this->_base) { $t = ($k <= $bias) ? $this->_tmin : (($k >= $bias + $this->_tmax) ? $this->_tmax : $k - $bias); if ($q < $t) break; $encoded .= $this->_encode_digit(intval($t + (($q - $t) % ($this->_base - $t)))); //v0.4.5 Changed from ceil() to intval() $q = (int) (($q - $t) / ($this->_base - $t)); } $encoded .= $this->_encode_digit($q); $bias = $this->_adapt($delta, $codecount+1, $is_first); $codecount++; $delta = 0; $is_first = false; } } $delta++; $cur_code++; } return $encoded; } /** * Adapt the bias according to the current code point and position * @param int $delta * @param int $npoints * @param int $is_first * @return int */ protected function _adapt($delta, $npoints, $is_first) { $delta = intval($is_first ? ($delta / $this->_damp) : ($delta / 2)); $delta += intval($delta / $npoints); for ($k = 0; $delta > (($this->_base - $this->_tmin) * $this->_tmax) / 2; $k += $this->_base) { $delta = intval($delta / ($this->_base - $this->_tmin)); } return intval($k + ($this->_base - $this->_tmin + 1) * $delta / ($delta + $this->_skew)); } /** * Encoding a certain digit * @param int $d * @return string */ protected function _encode_digit($d) { return chr($d + 22 + 75 * ($d < 26)); } /** * Decode a certain digit * @param int $cp * @return int */ protected function _decode_digit($cp) { $cp = ord($cp); return ($cp - 48 < 10) ? $cp - 22 : (($cp - 65 < 26) ? $cp - 65 : (($cp - 97 < 26) ? $cp - 97 : $this->_base)); } /** * Internal error handling method * @param string $error */ protected function _error($error = '') { $this->_error = $error; } /** * Do Nameprep according to RFC3491 and RFC3454 * @param array Unicode Characters * @return string Unicode Characters, Nameprep'd */ protected function _nameprep($input) { $output = array(); $error = false; // // Mapping // Walking through the input array, performing the required steps on each of // the input chars and putting the result into the output array // While mapping required chars we apply the cannonical ordering foreach ($input as $v) { // Map to nothing == skip that code point if (in_array($v, self::$NP['map_nothing'])) continue; // Try to find prohibited input if (in_array($v, self::$NP['prohibit']) || in_array($v, self::$NP['general_prohibited'])) { $this->_error('NAMEPREP: Prohibited input U+'.sprintf('%08X', $v)); return false; } foreach (self::$NP['prohibit_ranges'] as $range) { if ($range[0] <= $v && $v <= $range[1]) { $this->_error('NAMEPREP: Prohibited input U+'.sprintf('%08X', $v)); return false; } } if (0xAC00 <= $v && $v <= 0xD7AF) { // Hangul syllable decomposition foreach ($this->_hangul_decompose($v) as $out) { $output[] = (int) $out; } } elseif (($this->_idn_version == '2003') && isset(self::$NP['replacemaps'][$v])) { // There's a decomposition mapping for that code point // Decompositions only in version 2003 (original) of IDNA foreach ($this->_apply_cannonical_ordering(self::$NP['replacemaps'][$v]) as $out) { $output[] = (int) $out; } } else { $output[] = (int) $v; } } // Before applying any Combining, try to rearrange any Hangul syllables $output = $this->_hangul_compose($output); // // Combine code points // $last_class = 0; $last_starter = 0; $out_len = count($output); for ($i = 0; $i < $out_len; ++$i) { $class = $this->_get_combining_class($output[$i]); if ((!$last_class || $last_class > $class) && $class) { // Try to match $seq_len = $i - $last_starter; $out = $this->_combine(array_slice($output, $last_starter, $seq_len)); // On match: Replace the last starter with the composed character and remove // the now redundant non-starter(s) if ($out) { $output[$last_starter] = $out; if (count($out) != $seq_len) { for ($j = $i+1; $j < $out_len; ++$j) $output[$j-1] = $output[$j]; unset($output[$out_len]); } // Rewind the for loop by one, since there can be more possible compositions $i--; $out_len--; $last_class = ($i == $last_starter) ? 0 : $this->_get_combining_class($output[$i-1]); continue; } } // The current class is 0 if (!$class) $last_starter = $i; $last_class = $class; } return $output; } /** * Decomposes a Hangul syllable * (see http://www.unicode.org/unicode/reports/tr15/#Hangul * @param integer 32bit UCS4 code point * @return array Either Hangul Syllable decomposed or original 32bit value as one value array */ protected function _hangul_decompose($char) { $sindex = (int) $char - $this->_sbase; if ($sindex < 0 || $sindex >= $this->_scount) return array($char); $result = array(); $result[] = (int) $this->_lbase + $sindex / $this->_ncount; $result[] = (int) $this->_vbase + ($sindex % $this->_ncount) / $this->_tcount; $T = intval($this->_tbase + $sindex % $this->_tcount); if ($T != $this->_tbase) $result[] = $T; return $result; } /** * Ccomposes a Hangul syllable * (see http://www.unicode.org/unicode/reports/tr15/#Hangul * @param array Decomposed UCS4 sequence * @return array UCS4 sequence with syllables composed */ protected function _hangul_compose($input) { $inp_len = count($input); if (!$inp_len) return array(); $result = array(); $last = (int) $input[0]; $result[] = $last; // copy first char from input to output for ($i = 1; $i < $inp_len; ++$i) { $char = (int) $input[$i]; $sindex = $last - $this->_sbase; $lindex = $last - $this->_lbase; $vindex = $char - $this->_vbase; $tindex = $char - $this->_tbase; // Find out, whether two current characters are LV and T if (0 <= $sindex && $sindex < $this->_scount && ($sindex % $this->_tcount == 0) && 0 <= $tindex && $tindex <= $this->_tcount) { // create syllable of form LVT $last += $tindex; $result[(count($result) - 1)] = $last; // reset last continue; // discard char } // Find out, whether two current characters form L and V if (0 <= $lindex && $lindex < $this->_lcount && 0 <= $vindex && $vindex < $this->_vcount) { // create syllable of form LV $last = (int) $this->_sbase + ($lindex * $this->_vcount + $vindex) * $this->_tcount; $result[(count($result) - 1)] = $last; // reset last continue; // discard char } // if neither case was true, just add the character $last = $char; $result[] = $char; } return $result; } /** * Returns the combining class of a certain wide char * @param integer Wide char to check (32bit integer) * @return integer Combining class if found, else 0 */ protected function _get_combining_class($char) { return isset(self::$NP['norm_combcls'][$char]) ? self::$NP['norm_combcls'][$char] : 0; } /** * Applies the cannonical ordering of a decomposed UCS4 sequence * @param array Decomposed UCS4 sequence * @return array Ordered USC4 sequence */ protected function _apply_cannonical_ordering($input) { $swap = true; $size = count($input); while ($swap) { $swap = false; $last = $this->_get_combining_class(intval($input[0])); for ($i = 0; $i < $size-1; ++$i) { $next = $this->_get_combining_class(intval($input[$i+1])); if ($next != 0 && $last > $next) { // Move item leftward until it fits for ($j = $i + 1; $j > 0; --$j) { if ($this->_get_combining_class(intval($input[$j-1])) <= $next) break; $t = intval($input[$j]); $input[$j] = intval($input[$j-1]); $input[$j-1] = $t; $swap = true; } // Reentering the loop looking at the old character again $next = $last; } $last = $next; } } return $input; } /** * Do composition of a sequence of starter and non-starter * @param array UCS4 Decomposed sequence * @return array Ordered USC4 sequence */ protected function _combine($input) { $inp_len = count($input); foreach (self::$NP['replacemaps'] as $np_src => $np_target) { if ($np_target[0] != $input[0]) continue; if (count($np_target) != $inp_len) continue; $hit = false; foreach ($input as $k2 => $v2) { if ($v2 == $np_target[$k2]) { $hit = true; } else { $hit = false; break; } } if ($hit) return $np_src; } return false; } /** * This converts an UTF-8 encoded string to its UCS-4 representation * By talking about UCS-4 "strings" we mean arrays of 32bit integers representing * each of the "chars". This is due to PHP not being able to handle strings with * bit depth different from 8. This apllies to the reverse method _ucs4_to_utf8(), too. * The following UTF-8 encodings are supported: * bytes bits representation * 1 7 0xxxxxxx * 2 11 110xxxxx 10xxxxxx * 3 16 1110xxxx 10xxxxxx 10xxxxxx * 4 21 11110xxx 10xxxxxx 10xxxxxx 10xxxxxx * 5 26 111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx * 6 31 1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx * Each x represents a bit that can be used to store character data. * The five and six byte sequences are part of Annex D of ISO/IEC 10646-1:2000 * @param string $input * @return string */ protected function _utf8_to_ucs4($input) { $output = array(); $out_len = 0; $inp_len = self::byteLength($input); $mode = 'next'; $test = 'none'; for ($k = 0; $k < $inp_len; ++$k) { $v = ord($input{$k}); // Extract byte from input string if ($v < 128) { // We found an ASCII char - put into stirng as is $output[$out_len] = $v; ++$out_len; if ('add' == $mode) { $this->_error('Conversion from UTF-8 to UCS-4 failed: malformed input at byte '.$k); return false; } continue; } if ('next' == $mode) { // Try to find the next start byte; determine the width of the Unicode char $start_byte = $v; $mode = 'add'; $test = 'range'; if ($v >> 5 == 6) { // &110xxxxx 10xxxxx $next_byte = 0; // Tells, how many times subsequent bitmasks must rotate 6bits to the left $v = ($v - 192) << 6; } elseif ($v >> 4 == 14) { // &1110xxxx 10xxxxxx 10xxxxxx $next_byte = 1; $v = ($v - 224) << 12; } elseif ($v >> 3 == 30) { // &11110xxx 10xxxxxx 10xxxxxx 10xxxxxx $next_byte = 2; $v = ($v - 240) << 18; } elseif ($v >> 2 == 62) { // &111110xx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx $next_byte = 3; $v = ($v - 248) << 24; } elseif ($v >> 1 == 126) { // &1111110x 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx 10xxxxxx $next_byte = 4; $v = ($v - 252) << 30; } else { $this->_error('This might be UTF-8, but I don\'t understand it at byte '.$k); return false; } if ('add' == $mode) { $output[$out_len] = (int) $v; ++$out_len; continue; } } if ('add' == $mode) { if (!$this->_allow_overlong && $test == 'range') { $test = 'none'; if (($v < 0xA0 && $start_byte == 0xE0) || ($v < 0x90 && $start_byte == 0xF0) || ($v > 0x8F && $start_byte == 0xF4)) { $this->_error('Bogus UTF-8 character detected (out of legal range) at byte '.$k); return false; } } if ($v >> 6 == 2) { // Bit mask must be 10xxxxxx $v = ($v - 128) << ($next_byte * 6); $output[($out_len - 1)] += $v; --$next_byte; } else { $this->_error('Conversion from UTF-8 to UCS-4 failed: malformed input at byte '.$k); return false; } if ($next_byte < 0) { $mode = 'next'; } } } // for return $output; } /** * Convert UCS-4 string into UTF-8 string * See _utf8_to_ucs4() for details * @param string $input * @return string */ protected function _ucs4_to_utf8($input) { $output = ''; foreach ($input as $k => $v) { if ($v < 128) { // 7bit are transferred literally $output .= chr($v); } elseif ($v < (1 << 11)) { // 2 bytes $output .= chr(192+($v >> 6)).chr(128+($v & 63)); } elseif ($v < (1 << 16)) { // 3 bytes $output .= chr(224+($v >> 12)).chr(128+(($v >> 6) & 63)).chr(128+($v & 63)); } elseif ($v < (1 << 21)) { // 4 bytes $output .= chr(240+($v >> 18)).chr(128+(($v >> 12) & 63)).chr(128+(($v >> 6) & 63)).chr(128+($v & 63)); } elseif (self::$safe_mode) { $output .= self::$safe_char; } else { $this->_error('Conversion from UCS-4 to UTF-8 failed: malformed input at byte '.$k); return false; } } return $output; } /** * Convert UCS-4 array into UCS-4 string * * @param array $input * @return string */ protected function _ucs4_to_ucs4_string($input) { $output = ''; // Take array values and split output to 4 bytes per value // The bit mask is 255, which reads &11111111 foreach ($input as $v) { $output .= chr(($v >> 24) & 255).chr(($v >> 16) & 255).chr(($v >> 8) & 255).chr($v & 255); } return $output; } /** * Convert UCS-4 strin into UCS-4 garray * * @param string $input * @return array */ protected function _ucs4_string_to_ucs4($input) { $output = array(); $inp_len = self::byteLength($input); // Input length must be dividable by 4 if ($inp_len % 4) { $this->_error('Input UCS4 string is broken'); return false; } // Empty input - return empty output if (!$inp_len) return $output; for ($i = 0, $out_len = -1; $i < $inp_len; ++$i) { // Increment output position every 4 input bytes if (!($i % 4)) { $out_len++; $output[$out_len] = 0; } $output[$out_len] += ord($input{$i}) << (8 * (3 - ($i % 4) ) ); } return $output; } /** * Gets the length of a string in bytes even if mbstring function * overloading is turned on * * @param string $string the string for which to get the length. * @return integer the length of the string in bytes. */ protected static function byteLength($string) { if (self::$_mb_string_overload) { return mb_strlen($string, '8bit'); } return strlen((binary) $string); } /** * Attempts to return a concrete IDNA instance. * * @param array $params Set of paramaters * @return idna_convert * @access public */ public function getInstance($params = array()) { return new idna_convert($params); } /** * Attempts to return a concrete IDNA instance for either php4 or php5, * only creating a new instance if no IDNA instance with the same * parameters currently exists. * * @param array $params Set of paramaters * * @return object idna_convert * @access public */ public function singleton($params = array()) { static $instances; if (!isset($instances)) { $instances = array(); } $signature = serialize($params); if (!isset($instances[$signature])) { $instances[$signature] = idna_convert::getInstance($params); } return $instances[$signature]; } /** * Holds all relevant mapping tables * See RFC3454 for details * * @private array * @since 0.5.2 */ protected static $NP = array ('map_nothing' => array(0xAD, 0x34F, 0x1806, 0x180B, 0x180C, 0x180D, 0x200B, 0x200C ,0x200D, 0x2060, 0xFE00, 0xFE01, 0xFE02, 0xFE03, 0xFE04, 0xFE05, 0xFE06, 0xFE07 ,0xFE08, 0xFE09, 0xFE0A, 0xFE0B, 0xFE0C, 0xFE0D, 0xFE0E, 0xFE0F, 0xFEFF ) ,'general_prohibited' => array(0, 1, 2, 3, 4, 5, 6, 7, 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array(0x1F14), 0x1F1D => array(0x1F15), 0x1F28 => array(0x1F20) ,0x1F29 => array(0x1F21), 0x1F2A => array(0x1F22), 0x1F2B => array(0x1F23) ,0x1F2C => array(0x1F24), 0x1F2D => array(0x1F25), 0x1F2E => array(0x1F26) ,0x1F2F => array(0x1F27), 0x1F38 => array(0x1F30), 0x1F39 => array(0x1F31) ,0x1F3A => array(0x1F32), 0x1F3B => array(0x1F33), 0x1F3C => array(0x1F34) ,0x1F3D => array(0x1F35), 0x1F3E => array(0x1F36), 0x1F3F => array(0x1F37) ,0x1F48 => array(0x1F40), 0x1F49 => array(0x1F41), 0x1F4A => array(0x1F42) ,0x1F4B => array(0x1F43), 0x1F4C => array(0x1F44), 0x1F4D => array(0x1F45) ,0x1F50 => array(0x3C5, 0x313), 0x1F52 => array(0x3C5, 0x313, 0x300) ,0x1F54 => array(0x3C5, 0x313, 0x301), 0x1F56 => array(0x3C5, 0x313, 0x342) ,0x1F59 => array(0x1F51), 0x1F5B => array(0x1F53), 0x1F5D => array(0x1F55) ,0x1F5F => array(0x1F57), 0x1F68 => array(0x1F60), 0x1F69 => array(0x1F61) ,0x1F6A => array(0x1F62), 0x1F6B => array(0x1F63), 0x1F6C => array(0x1F64) ,0x1F6D => array(0x1F65), 0x1F6E => array(0x1F66), 0x1F6F => array(0x1F67) ,0x1F80 => array(0x1F00, 0x3B9), 0x1F81 => array(0x1F01, 0x3B9) ,0x1F82 => array(0x1F02, 0x3B9), 0x1F83 => array(0x1F03, 0x3B9) ,0x1F84 => array(0x1F04, 0x3B9), 0x1F85 => array(0x1F05, 0x3B9) ,0x1F86 => array(0x1F06, 0x3B9), 0x1F87 => array(0x1F07, 0x3B9) ,0x1F88 => array(0x1F00, 0x3B9), 0x1F89 => array(0x1F01, 0x3B9) ,0x1F8A => array(0x1F02, 0x3B9), 0x1F8B => array(0x1F03, 0x3B9) ,0x1F8C => array(0x1F04, 0x3B9), 0x1F8D => array(0x1F05, 0x3B9) ,0x1F8E => array(0x1F06, 0x3B9), 0x1F8F => array(0x1F07, 0x3B9) ,0x1F90 => array(0x1F20, 0x3B9), 0x1F91 => array(0x1F21, 0x3B9) ,0x1F92 => array(0x1F22, 0x3B9), 0x1F93 => array(0x1F23, 0x3B9) ,0x1F94 => array(0x1F24, 0x3B9), 0x1F95 => array(0x1F25, 0x3B9) ,0x1F96 => array(0x1F26, 0x3B9), 0x1F97 => array(0x1F27, 0x3B9) ,0x1F98 => array(0x1F20, 0x3B9), 0x1F99 => array(0x1F21, 0x3B9) ,0x1F9A => array(0x1F22, 0x3B9), 0x1F9B => array(0x1F23, 0x3B9) ,0x1F9C => array(0x1F24, 0x3B9), 0x1F9D => array(0x1F25, 0x3B9) ,0x1F9E => array(0x1F26, 0x3B9), 0x1F9F => array(0x1F27, 0x3B9) ,0x1FA0 => array(0x1F60, 0x3B9), 0x1FA1 => array(0x1F61, 0x3B9) ,0x1FA2 => array(0x1F62, 0x3B9), 0x1FA3 => array(0x1F63, 0x3B9) ,0x1FA4 => array(0x1F64, 0x3B9), 0x1FA5 => array(0x1F65, 0x3B9) ,0x1FA6 => array(0x1F66, 0x3B9), 0x1FA7 => array(0x1F67, 0x3B9) ,0x1FA8 => array(0x1F60, 0x3B9), 0x1FA9 => array(0x1F61, 0x3B9) ,0x1FAA => array(0x1F62, 0x3B9), 0x1FAB => array(0x1F63, 0x3B9) ,0x1FAC => array(0x1F64, 0x3B9), 0x1FAD => array(0x1F65, 0x3B9) ,0x1FAE => array(0x1F66, 0x3B9), 0x1FAF => array(0x1F67, 0x3B9) ,0x1FB2 => array(0x1F70, 0x3B9), 0x1FB3 => array(0x3B1, 0x3B9) ,0x1FB4 => array(0x3AC, 0x3B9), 0x1FB6 => array(0x3B1, 0x342) ,0x1FB7 => array(0x3B1, 0x342, 0x3B9), 0x1FB8 => array(0x1FB0) ,0x1FB9 => array(0x1FB1), 0x1FBA => array(0x1F70), 0x1FBB => array(0x1F71) ,0x1FBC => array(0x3B1, 0x3B9), 0x1FBE => array(0x3B9) ,0x1FC2 => array(0x1F74, 0x3B9), 0x1FC3 => array(0x3B7, 0x3B9) ,0x1FC4 => array(0x3AE, 0x3B9), 0x1FC6 => array(0x3B7, 0x342) ,0x1FC7 => array(0x3B7, 0x342, 0x3B9), 0x1FC8 => array(0x1F72) ,0x1FC9 => array(0x1F73), 0x1FCA => array(0x1F74), 0x1FCB => array(0x1F75) ,0x1FCC => array(0x3B7, 0x3B9), 0x1FD2 => array(0x3B9, 0x308, 0x300) ,0x1FD3 => array(0x3B9, 0x308, 0x301), 0x1FD6 => array(0x3B9, 0x342) ,0x1FD7 => array(0x3B9, 0x308, 0x342), 0x1FD8 => array(0x1FD0) ,0x1FD9 => array(0x1FD1), 0x1FDA => array(0x1F76) ,0x1FDB => array(0x1F77), 0x1FE2 => array(0x3C5, 0x308, 0x300) ,0x1FE3 => array(0x3C5, 0x308, 0x301), 0x1FE4 => array(0x3C1, 0x313) ,0x1FE6 => array(0x3C5, 0x342), 0x1FE7 => array(0x3C5, 0x308, 0x342) ,0x1FE8 => array(0x1FE0), 0x1FE9 => array(0x1FE1) ,0x1FEA => array(0x1F7A), 0x1FEB => array(0x1F7B) ,0x1FEC => array(0x1FE5), 0x1FF2 => array(0x1F7C, 0x3B9) ,0x1FF3 => array(0x3C9, 0x3B9), 0x1FF4 => array(0x3CE, 0x3B9) ,0x1FF6 => array(0x3C9, 0x342), 0x1FF7 => array(0x3C9, 0x342, 0x3B9) ,0x1FF8 => array(0x1F78), 0x1FF9 => array(0x1F79), 0x1FFA => array(0x1F7C) ,0x1FFB => array(0x1F7D), 0x1FFC => array(0x3C9, 0x3B9) ,0x20A8 => array(0x72, 0x73), 0x2102 => array(0x63), 0x2103 => array(0xB0, 0x63) ,0x2107 => array(0x25B), 0x2109 => array(0xB0, 0x66), 0x210B => array(0x68) ,0x210C => array(0x68), 0x210D => array(0x68), 0x2110 => array(0x69) ,0x2111 => array(0x69), 0x2112 => array(0x6C), 0x2115 => array(0x6E) ,0x2116 => array(0x6E, 0x6F), 0x2119 => array(0x70), 0x211A => array(0x71) ,0x211B => array(0x72), 0x211C => array(0x72), 0x211D => array(0x72) ,0x2120 => array(0x73, 0x6D), 0x2121 => array(0x74, 0x65, 0x6C) ,0x2122 => array(0x74, 0x6D), 0x2124 => array(0x7A), 0x2126 => array(0x3C9) ,0x2128 => array(0x7A), 0x212A => array(0x6B), 0x212B => array(0xE5) ,0x212C => array(0x62), 0x212D => array(0x63), 0x2130 => array(0x65) ,0x2131 => array(0x66), 0x2133 => array(0x6D), 0x213E => array(0x3B3) ,0x213F => array(0x3C0), 0x2145 => array(0x64) ,0x2160 => array(0x2170) ,0x2161 => array(0x2171), 0x2162 => array(0x2172), 0x2163 => array(0x2173) ,0x2164 => array(0x2174), 0x2165 => array(0x2175), 0x2166 => array(0x2176) ,0x2167 => array(0x2177), 0x2168 => array(0x2178), 0x2169 => array(0x2179) ,0x216A => array(0x217A), 0x216B => array(0x217B), 0x216C => array(0x217C) ,0x216D => array(0x217D), 0x216E => array(0x217E), 0x216F => array(0x217F) ,0x24B6 => array(0x24D0), 0x24B7 => array(0x24D1), 0x24B8 => array(0x24D2) ,0x24B9 => array(0x24D3), 0x24BA => array(0x24D4), 0x24BB => array(0x24D5) ,0x24BC => array(0x24D6), 0x24BD => array(0x24D7), 0x24BE => array(0x24D8) ,0x24BF => array(0x24D9), 0x24C0 => array(0x24DA), 0x24C1 => array(0x24DB) ,0x24C2 => array(0x24DC), 0x24C3 => array(0x24DD), 0x24C4 => array(0x24DE) ,0x24C5 => array(0x24DF), 0x24C6 => array(0x24E0), 0x24C7 => array(0x24E1) ,0x24C8 => array(0x24E2), 0x24C9 => array(0x24E3), 0x24CA => array(0x24E4) ,0x24CB => array(0x24E5), 0x24CC => array(0x24E6), 0x24CD => array(0x24E7) ,0x24CE => array(0x24E8), 0x24CF => array(0x24E9), 0x3371 => array(0x68, 0x70, 0x61) ,0x3373 => array(0x61, 0x75), 0x3375 => array(0x6F, 0x76) ,0x3380 => array(0x70, 0x61), 0x3381 => array(0x6E, 0x61) ,0x3382 => array(0x3BC, 0x61), 0x3383 => array(0x6D, 0x61) ,0x3384 => array(0x6B, 0x61), 0x3385 => array(0x6B, 0x62) ,0x3386 => array(0x6D, 0x62), 0x3387 => array(0x67, 0x62) ,0x338A => array(0x70, 0x66), 0x338B => array(0x6E, 0x66) ,0x338C => array(0x3BC, 0x66), 0x3390 => array(0x68, 0x7A) ,0x3391 => array(0x6B, 0x68, 0x7A), 0x3392 => array(0x6D, 0x68, 0x7A) ,0x3393 => array(0x67, 0x68, 0x7A), 0x3394 => array(0x74, 0x68, 0x7A) ,0x33A9 => array(0x70, 0x61), 0x33AA => array(0x6B, 0x70, 0x61) ,0x33AB => array(0x6D, 0x70, 0x61), 0x33AC => array(0x67, 0x70, 0x61) ,0x33B4 => array(0x70, 0x76), 0x33B5 => array(0x6E, 0x76) ,0x33B6 => array(0x3BC, 0x76), 0x33B7 => array(0x6D, 0x76) ,0x33B8 => array(0x6B, 0x76), 0x33B9 => array(0x6D, 0x76) ,0x33BA => array(0x70, 0x77), 0x33BB => array(0x6E, 0x77) ,0x33BC => array(0x3BC, 0x77), 0x33BD => array(0x6D, 0x77) ,0x33BE => array(0x6B, 0x77), 0x33BF => array(0x6D, 0x77) ,0x33C0 => array(0x6B, 0x3C9), 0x33C1 => array(0x6D, 0x3C9) /* ,0x33C2 => array(0x61, 0x2E, 0x6D, 0x2E) */ ,0x33C3 => array(0x62, 0x71), 0x33C6 => array(0x63, 0x2215, 0x6B, 0x67) ,0x33C7 => array(0x63, 0x6F, 0x2E), 0x33C8 => array(0x64, 0x62) ,0x33C9 => array(0x67, 0x79), 0x33CB => array(0x68, 0x70) ,0x33CD => array(0x6B, 0x6B), 0x33CE => array(0x6B, 0x6D) ,0x33D7 => array(0x70, 0x68), 0x33D9 => array(0x70, 0x70, 0x6D) ,0x33DA => array(0x70, 0x72), 0x33DC => array(0x73, 0x76) ,0x33DD => array(0x77, 0x62), 0xFB00 => array(0x66, 0x66) ,0xFB01 => array(0x66, 0x69), 0xFB02 => array(0x66, 0x6C) ,0xFB03 => array(0x66, 0x66, 0x69), 0xFB04 => array(0x66, 0x66, 0x6C) ,0xFB05 => array(0x73, 0x74), 0xFB06 => array(0x73, 0x74) ,0xFB13 => array(0x574, 0x576), 0xFB14 => array(0x574, 0x565) ,0xFB15 => array(0x574, 0x56B), 0xFB16 => array(0x57E, 0x576) ,0xFB17 => array(0x574, 0x56D), 0xFF21 => array(0xFF41) ,0xFF22 => array(0xFF42), 0xFF23 => array(0xFF43), 0xFF24 => array(0xFF44) ,0xFF25 => array(0xFF45), 0xFF26 => array(0xFF46), 0xFF27 => array(0xFF47) ,0xFF28 => array(0xFF48), 0xFF29 => array(0xFF49), 0xFF2A => array(0xFF4A) ,0xFF2B => array(0xFF4B), 0xFF2C => array(0xFF4C), 0xFF2D => array(0xFF4D) ,0xFF2E => array(0xFF4E), 0xFF2F => array(0xFF4F), 0xFF30 => array(0xFF50) ,0xFF31 => array(0xFF51), 0xFF32 => array(0xFF52), 0xFF33 => array(0xFF53) ,0xFF34 => array(0xFF54), 0xFF35 => array(0xFF55), 0xFF36 => array(0xFF56) ,0xFF37 => array(0xFF57), 0xFF38 => array(0xFF58), 0xFF39 => array(0xFF59) ,0xFF3A => array(0xFF5A), 0x10400 => array(0x10428), 0x10401 => array(0x10429) ,0x10402 => array(0x1042A), 0x10403 => array(0x1042B), 0x10404 => array(0x1042C) ,0x10405 => array(0x1042D), 0x10406 => array(0x1042E), 0x10407 => array(0x1042F) ,0x10408 => array(0x10430), 0x10409 => array(0x10431), 0x1040A => array(0x10432) ,0x1040B => array(0x10433), 0x1040C => array(0x10434), 0x1040D => array(0x10435) ,0x1040E => array(0x10436), 0x1040F => array(0x10437), 0x10410 => array(0x10438) ,0x10411 => array(0x10439), 0x10412 => array(0x1043A), 0x10413 => array(0x1043B) ,0x10414 => array(0x1043C), 0x10415 => array(0x1043D), 0x10416 => array(0x1043E) ,0x10417 => array(0x1043F), 0x10418 => array(0x10440), 0x10419 => array(0x10441) ,0x1041A => array(0x10442), 0x1041B => array(0x10443), 0x1041C => array(0x10444) ,0x1041D => array(0x10445), 0x1041E => array(0x10446), 0x1041F => array(0x10447) ,0x10420 => array(0x10448), 0x10421 => array(0x10449), 0x10422 => array(0x1044A) ,0x10423 => array(0x1044B), 0x10424 => array(0x1044C), 0x10425 => array(0x1044D) ,0x1D400 => array(0x61), 0x1D401 => array(0x62), 0x1D402 => array(0x63) ,0x1D403 => array(0x64), 0x1D404 => array(0x65), 0x1D405 => array(0x66) ,0x1D406 => array(0x67), 0x1D407 => array(0x68), 0x1D408 => array(0x69) ,0x1D409 => array(0x6A), 0x1D40A => array(0x6B), 0x1D40B => array(0x6C) ,0x1D40C => array(0x6D), 0x1D40D => array(0x6E), 0x1D40E => array(0x6F) ,0x1D40F => array(0x70), 0x1D410 => array(0x71), 0x1D411 => array(0x72) ,0x1D412 => array(0x73), 0x1D413 => array(0x74), 0x1D414 => array(0x75) ,0x1D415 => array(0x76), 0x1D416 => array(0x77), 0x1D417 => array(0x78) ,0x1D418 => array(0x79), 0x1D419 => array(0x7A), 0x1D434 => array(0x61) ,0x1D435 => array(0x62), 0x1D436 => array(0x63), 0x1D437 => array(0x64) ,0x1D438 => array(0x65), 0x1D439 => array(0x66), 0x1D43A => array(0x67) ,0x1D43B => array(0x68), 0x1D43C => array(0x69), 0x1D43D => array(0x6A) ,0x1D43E => array(0x6B), 0x1D43F => array(0x6C), 0x1D440 => array(0x6D) ,0x1D441 => array(0x6E), 0x1D442 => array(0x6F), 0x1D443 => array(0x70) ,0x1D444 => array(0x71), 0x1D445 => array(0x72), 0x1D446 => array(0x73) ,0x1D447 => array(0x74), 0x1D448 => array(0x75), 0x1D449 => array(0x76) ,0x1D44A => array(0x77), 0x1D44B => array(0x78), 0x1D44C => array(0x79) ,0x1D44D => array(0x7A), 0x1D468 => array(0x61), 0x1D469 => array(0x62) ,0x1D46A => array(0x63), 0x1D46B => array(0x64), 0x1D46C => array(0x65) ,0x1D46D => array(0x66), 0x1D46E => array(0x67), 0x1D46F => array(0x68) ,0x1D470 => array(0x69), 0x1D471 => array(0x6A), 0x1D472 => array(0x6B) ,0x1D473 => array(0x6C), 0x1D474 => array(0x6D), 0x1D475 => array(0x6E) ,0x1D476 => array(0x6F), 0x1D477 => array(0x70), 0x1D478 => array(0x71) ,0x1D479 => array(0x72), 0x1D47A => array(0x73), 0x1D47B => array(0x74) ,0x1D47C => array(0x75), 0x1D47D => array(0x76), 0x1D47E => array(0x77) ,0x1D47F => array(0x78), 0x1D480 => array(0x79), 0x1D481 => array(0x7A) ,0x1D49C => array(0x61), 0x1D49E => array(0x63), 0x1D49F => array(0x64) ,0x1D4A2 => array(0x67), 0x1D4A5 => array(0x6A), 0x1D4A6 => array(0x6B) ,0x1D4A9 => array(0x6E), 0x1D4AA => array(0x6F), 0x1D4AB => array(0x70) ,0x1D4AC => array(0x71), 0x1D4AE => array(0x73), 0x1D4AF => array(0x74) ,0x1D4B0 => array(0x75), 0x1D4B1 => array(0x76), 0x1D4B2 => array(0x77) ,0x1D4B3 => array(0x78), 0x1D4B4 => array(0x79), 0x1D4B5 => array(0x7A) ,0x1D4D0 => array(0x61), 0x1D4D1 => array(0x62), 0x1D4D2 => array(0x63) ,0x1D4D3 => array(0x64), 0x1D4D4 => array(0x65), 0x1D4D5 => array(0x66) ,0x1D4D6 => array(0x67), 0x1D4D7 => array(0x68), 0x1D4D8 => array(0x69) ,0x1D4D9 => array(0x6A), 0x1D4DA => array(0x6B), 0x1D4DB => array(0x6C) ,0x1D4DC => array(0x6D), 0x1D4DD => array(0x6E), 0x1D4DE => array(0x6F) ,0x1D4DF => array(0x70), 0x1D4E0 => array(0x71), 0x1D4E1 => array(0x72) ,0x1D4E2 => array(0x73), 0x1D4E3 => array(0x74), 0x1D4E4 => array(0x75) ,0x1D4E5 => array(0x76), 0x1D4E6 => array(0x77), 0x1D4E7 => array(0x78) ,0x1D4E8 => array(0x79), 0x1D4E9 => array(0x7A), 0x1D504 => array(0x61) ,0x1D505 => array(0x62), 0x1D507 => array(0x64), 0x1D508 => array(0x65) ,0x1D509 => array(0x66), 0x1D50A => array(0x67), 0x1D50D => array(0x6A) ,0x1D50E => array(0x6B), 0x1D50F => array(0x6C), 0x1D510 => array(0x6D) ,0x1D511 => array(0x6E), 0x1D512 => array(0x6F), 0x1D513 => array(0x70) ,0x1D514 => array(0x71), 0x1D516 => array(0x73), 0x1D517 => array(0x74) ,0x1D518 => array(0x75), 0x1D519 => array(0x76), 0x1D51A => array(0x77) ,0x1D51B => array(0x78), 0x1D51C => array(0x79), 0x1D538 => array(0x61) ,0x1D539 => array(0x62), 0x1D53B => array(0x64), 0x1D53C => array(0x65) ,0x1D53D => array(0x66), 0x1D53E => array(0x67), 0x1D540 => array(0x69) ,0x1D541 => array(0x6A), 0x1D542 => array(0x6B), 0x1D543 => array(0x6C) ,0x1D544 => array(0x6D), 0x1D546 => array(0x6F), 0x1D54A => array(0x73) ,0x1D54B => array(0x74), 0x1D54C => array(0x75), 0x1D54D => array(0x76) ,0x1D54E => array(0x77), 0x1D54F => array(0x78), 0x1D550 => array(0x79) ,0x1D56C => array(0x61), 0x1D56D => array(0x62), 0x1D56E => array(0x63) ,0x1D56F => array(0x64), 0x1D570 => array(0x65), 0x1D571 => array(0x66) ,0x1D572 => array(0x67), 0x1D573 => array(0x68), 0x1D574 => array(0x69) ,0x1D575 => array(0x6A), 0x1D576 => array(0x6B), 0x1D577 => array(0x6C) ,0x1D578 => array(0x6D), 0x1D579 => array(0x6E), 0x1D57A => array(0x6F) ,0x1D57B => array(0x70), 0x1D57C => array(0x71), 0x1D57D => array(0x72) ,0x1D57E => array(0x73), 0x1D57F => array(0x74), 0x1D580 => array(0x75) ,0x1D581 => array(0x76), 0x1D582 => array(0x77), 0x1D583 => array(0x78) ,0x1D584 => array(0x79), 0x1D585 => array(0x7A), 0x1D5A0 => array(0x61) ,0x1D5A1 => array(0x62), 0x1D5A2 => array(0x63), 0x1D5A3 => array(0x64) ,0x1D5A4 => array(0x65), 0x1D5A5 => array(0x66), 0x1D5A6 => array(0x67) ,0x1D5A7 => array(0x68), 0x1D5A8 => array(0x69), 0x1D5A9 => array(0x6A) ,0x1D5AA => array(0x6B), 0x1D5AB => array(0x6C), 0x1D5AC => array(0x6D) ,0x1D5AD => array(0x6E), 0x1D5AE => array(0x6F), 0x1D5AF => array(0x70) ,0x1D5B0 => array(0x71), 0x1D5B1 => array(0x72), 0x1D5B2 => array(0x73) ,0x1D5B3 => array(0x74), 0x1D5B4 => array(0x75), 0x1D5B5 => array(0x76) ,0x1D5B6 => array(0x77), 0x1D5B7 => array(0x78), 0x1D5B8 => array(0x79) ,0x1D5B9 => array(0x7A), 0x1D5D4 => array(0x61), 0x1D5D5 => array(0x62) ,0x1D5D6 => array(0x63), 0x1D5D7 => array(0x64), 0x1D5D8 => array(0x65) ,0x1D5D9 => array(0x66), 0x1D5DA => array(0x67), 0x1D5DB => array(0x68) ,0x1D5DC => array(0x69), 0x1D5DD => array(0x6A), 0x1D5DE => array(0x6B) ,0x1D5DF => array(0x6C), 0x1D5E0 => array(0x6D), 0x1D5E1 => array(0x6E) ,0x1D5E2 => array(0x6F), 0x1D5E3 => array(0x70), 0x1D5E4 => array(0x71) ,0x1D5E5 => array(0x72), 0x1D5E6 => array(0x73), 0x1D5E7 => array(0x74) ,0x1D5E8 => array(0x75), 0x1D5E9 => array(0x76), 0x1D5EA => array(0x77) ,0x1D5EB => array(0x78), 0x1D5EC => array(0x79), 0x1D5ED => array(0x7A) ,0x1D608 => array(0x61), 0x1D609 => array(0x62) ,0x1D60A => array(0x63) ,0x1D60B => array(0x64), 0x1D60C => array(0x65), 0x1D60D => array(0x66) ,0x1D60E => array(0x67), 0x1D60F => array(0x68), 0x1D610 => array(0x69) ,0x1D611 => array(0x6A), 0x1D612 => array(0x6B), 0x1D613 => array(0x6C) ,0x1D614 => array(0x6D), 0x1D615 => array(0x6E), 0x1D616 => array(0x6F) ,0x1D617 => array(0x70), 0x1D618 => array(0x71), 0x1D619 => array(0x72) ,0x1D61A => array(0x73), 0x1D61B => array(0x74), 0x1D61C => array(0x75) ,0x1D61D => array(0x76), 0x1D61E => array(0x77), 0x1D61F => array(0x78) ,0x1D620 => array(0x79), 0x1D621 => array(0x7A), 0x1D63C => array(0x61) ,0x1D63D => array(0x62), 0x1D63E => array(0x63), 0x1D63F => array(0x64) ,0x1D640 => array(0x65), 0x1D641 => array(0x66), 0x1D642 => array(0x67) ,0x1D643 => array(0x68), 0x1D644 => array(0x69), 0x1D645 => array(0x6A) ,0x1D646 => array(0x6B), 0x1D647 => array(0x6C), 0x1D648 => array(0x6D) ,0x1D649 => array(0x6E), 0x1D64A => array(0x6F), 0x1D64B => array(0x70) ,0x1D64C => array(0x71), 0x1D64D => array(0x72), 0x1D64E => array(0x73) ,0x1D64F => array(0x74), 0x1D650 => array(0x75), 0x1D651 => array(0x76) ,0x1D652 => array(0x77), 0x1D653 => array(0x78), 0x1D654 => array(0x79) ,0x1D655 => array(0x7A), 0x1D670 => array(0x61), 0x1D671 => array(0x62) ,0x1D672 => array(0x63), 0x1D673 => array(0x64), 0x1D674 => array(0x65) ,0x1D675 => array(0x66), 0x1D676 => array(0x67), 0x1D677 => array(0x68) ,0x1D678 => array(0x69), 0x1D679 => array(0x6A), 0x1D67A => array(0x6B) ,0x1D67B => array(0x6C), 0x1D67C => array(0x6D), 0x1D67D => array(0x6E) ,0x1D67E => array(0x6F), 0x1D67F => array(0x70), 0x1D680 => array(0x71) ,0x1D681 => array(0x72), 0x1D682 => array(0x73), 0x1D683 => array(0x74) ,0x1D684 => array(0x75), 0x1D685 => array(0x76), 0x1D686 => array(0x77) ,0x1D687 => array(0x78), 0x1D688 => array(0x79), 0x1D689 => array(0x7A) ,0x1D6A8 => array(0x3B1), 0x1D6A9 => array(0x3B2), 0x1D6AA => array(0x3B3) ,0x1D6AB => array(0x3B4), 0x1D6AC => array(0x3B5), 0x1D6AD => array(0x3B6) ,0x1D6AE => array(0x3B7), 0x1D6AF => array(0x3B8), 0x1D6B0 => array(0x3B9) ,0x1D6B1 => array(0x3BA), 0x1D6B2 => array(0x3BB), 0x1D6B3 => array(0x3BC) ,0x1D6B4 => array(0x3BD), 0x1D6B5 => array(0x3BE), 0x1D6B6 => array(0x3BF) ,0x1D6B7 => array(0x3C0), 0x1D6B8 => array(0x3C1), 0x1D6B9 => array(0x3B8) ,0x1D6BA => array(0x3C3), 0x1D6BB => array(0x3C4), 0x1D6BC => array(0x3C5) ,0x1D6BD => array(0x3C6), 0x1D6BE => array(0x3C7), 0x1D6BF => array(0x3C8) ,0x1D6C0 => array(0x3C9), 0x1D6D3 => array(0x3C3), 0x1D6E2 => array(0x3B1) ,0x1D6E3 => array(0x3B2), 0x1D6E4 => array(0x3B3), 0x1D6E5 => array(0x3B4) ,0x1D6E6 => array(0x3B5), 0x1D6E7 => array(0x3B6), 0x1D6E8 => array(0x3B7) ,0x1D6E9 => array(0x3B8), 0x1D6EA => array(0x3B9), 0x1D6EB => array(0x3BA) ,0x1D6EC => array(0x3BB), 0x1D6ED => array(0x3BC), 0x1D6EE => array(0x3BD) ,0x1D6EF => array(0x3BE), 0x1D6F0 => array(0x3BF), 0x1D6F1 => array(0x3C0) ,0x1D6F2 => array(0x3C1), 0x1D6F3 => array(0x3B8) ,0x1D6F4 => array(0x3C3) ,0x1D6F5 => array(0x3C4), 0x1D6F6 => array(0x3C5), 0x1D6F7 => array(0x3C6) ,0x1D6F8 => array(0x3C7), 0x1D6F9 => array(0x3C8) ,0x1D6FA => array(0x3C9) ,0x1D70D => array(0x3C3), 0x1D71C => array(0x3B1), 0x1D71D => array(0x3B2) ,0x1D71E => array(0x3B3), 0x1D71F => array(0x3B4), 0x1D720 => array(0x3B5) ,0x1D721 => array(0x3B6), 0x1D722 => array(0x3B7), 0x1D723 => array(0x3B8) ,0x1D724 => array(0x3B9), 0x1D725 => array(0x3BA), 0x1D726 => array(0x3BB) ,0x1D727 => array(0x3BC), 0x1D728 => array(0x3BD), 0x1D729 => array(0x3BE) ,0x1D72A => array(0x3BF), 0x1D72B => array(0x3C0), 0x1D72C => array(0x3C1) ,0x1D72D => array(0x3B8), 0x1D72E => array(0x3C3), 0x1D72F => array(0x3C4) ,0x1D730 => array(0x3C5), 0x1D731 => array(0x3C6), 0x1D732 => array(0x3C7) ,0x1D733 => array(0x3C8), 0x1D734 => array(0x3C9), 0x1D747 => array(0x3C3) ,0x1D756 => array(0x3B1), 0x1D757 => array(0x3B2), 0x1D758 => array(0x3B3) ,0x1D759 => array(0x3B4), 0x1D75A => array(0x3B5), 0x1D75B => array(0x3B6) ,0x1D75C => array(0x3B7), 0x1D75D => array(0x3B8), 0x1D75E => array(0x3B9) ,0x1D75F => array(0x3BA), 0x1D760 => array(0x3BB), 0x1D761 => array(0x3BC) ,0x1D762 => array(0x3BD), 0x1D763 => array(0x3BE), 0x1D764 => array(0x3BF) ,0x1D765 => array(0x3C0), 0x1D766 => array(0x3C1), 0x1D767 => array(0x3B8) ,0x1D768 => array(0x3C3), 0x1D769 => array(0x3C4), 0x1D76A => array(0x3C5) ,0x1D76B => array(0x3C6), 0x1D76C => array(0x3C7), 0x1D76D => array(0x3C8) ,0x1D76E => array(0x3C9), 0x1D781 => array(0x3C3), 0x1D790 => array(0x3B1) ,0x1D791 => array(0x3B2), 0x1D792 => array(0x3B3), 0x1D793 => array(0x3B4) ,0x1D794 => array(0x3B5), 0x1D795 => array(0x3B6), 0x1D796 => array(0x3B7) ,0x1D797 => array(0x3B8), 0x1D798 => array(0x3B9), 0x1D799 => array(0x3BA) ,0x1D79A => array(0x3BB), 0x1D79B => array(0x3BC), 0x1D79C => array(0x3BD) ,0x1D79D => array(0x3BE), 0x1D79E => array(0x3BF), 0x1D79F => array(0x3C0) ,0x1D7A0 => array(0x3C1), 0x1D7A1 => array(0x3B8), 0x1D7A2 => array(0x3C3) ,0x1D7A3 => array(0x3C4), 0x1D7A4 => array(0x3C5), 0x1D7A5 => array(0x3C6) ,0x1D7A6 => array(0x3C7), 0x1D7A7 => array(0x3C8), 0x1D7A8 => array(0x3C9) ,0x1D7BB => array(0x3C3), 0x3F9 => array(0x3C3), 0x1D2C => array(0x61) ,0x1D2D => array(0xE6), 0x1D2E => array(0x62), 0x1D30 => array(0x64) ,0x1D31 => array(0x65), 0x1D32 => array(0x1DD), 0x1D33 => array(0x67) ,0x1D34 => array(0x68), 0x1D35 => array(0x69), 0x1D36 => array(0x6A) ,0x1D37 => array(0x6B), 0x1D38 => array(0x6C), 0x1D39 => array(0x6D) ,0x1D3A => array(0x6E), 0x1D3C => array(0x6F), 0x1D3D => array(0x223) ,0x1D3E => array(0x70), 0x1D3F => array(0x72), 0x1D40 => array(0x74) ,0x1D41 => array(0x75), 0x1D42 => array(0x77), 0x213B => array(0x66, 0x61, 0x78) ,0x3250 => array(0x70, 0x74, 0x65), 0x32CC => array(0x68, 0x67) ,0x32CE => array(0x65, 0x76), 0x32CF => array(0x6C, 0x74, 0x64) ,0x337A => array(0x69, 0x75), 0x33DE => array(0x76, 0x2215, 0x6D) ,0x33DF => array(0x61, 0x2215, 0x6D) ) ,'norm_combcls' => array(0x334 => 1, 0x335 => 1, 0x336 => 1, 0x337 => 1 ,0x338 => 1, 0x93C => 7, 0x9BC => 7, 0xA3C => 7, 0xABC => 7 ,0xB3C => 7, 0xCBC => 7, 0x1037 => 7, 0x3099 => 8, 0x309A => 8 ,0x94D => 9, 0x9CD => 9, 0xA4D => 9, 0xACD => 9, 0xB4D => 9 ,0xBCD => 9, 0xC4D => 9, 0xCCD => 9, 0xD4D => 9, 0xDCA => 9 ,0xE3A => 9, 0xF84 => 9, 0x1039 => 9, 0x1714 => 9, 0x1734 => 9 ,0x17D2 => 9, 0x5B0 => 10, 0x5B1 => 11, 0x5B2 => 12, 0x5B3 => 13 ,0x5B4 => 14, 0x5B5 => 15, 0x5B6 => 16, 0x5B7 => 17, 0x5B8 => 18 ,0x5B9 => 19, 0x5BB => 20, 0x5Bc => 21, 0x5BD => 22, 0x5BF => 23 ,0x5C1 => 24, 0x5C2 => 25, 0xFB1E => 26, 0x64B => 27, 0x64C => 28 ,0x64D => 29, 0x64E => 30, 0x64F => 31, 0x650 => 32, 0x651 => 33 ,0x652 => 34, 0x670 => 35, 0x711 => 36, 0xC55 => 84, 0xC56 => 91 ,0xE38 => 103, 0xE39 => 103, 0xE48 => 107, 0xE49 => 107, 0xE4A => 107 ,0xE4B => 107, 0xEB8 => 118, 0xEB9 => 118, 0xEC8 => 122, 0xEC9 => 122 ,0xECA => 122, 0xECB => 122, 0xF71 => 129, 0xF72 => 130, 0xF7A => 130 ,0xF7B => 130, 0xF7C => 130, 0xF7D => 130, 0xF80 => 130, 0xF74 => 132 ,0x321 => 202, 0x322 => 202, 0x327 => 202, 0x328 => 202, 0x31B => 216 ,0xF39 => 216, 0x1D165 => 216, 0x1D166 => 216, 0x1D16E => 216, 0x1D16F => 216 ,0x1D170 => 216, 0x1D171 => 216, 0x1D172 => 216, 0x302A => 218, 0x316 => 220 ,0x317 => 220, 0x318 => 220, 0x319 => 220, 0x31C => 220, 0x31D => 220 ,0x31E => 220, 0x31F => 220, 0x320 => 220, 0x323 => 220, 0x324 => 220 ,0x325 => 220, 0x326 => 220, 0x329 => 220, 0x32A => 220, 0x32B => 220 ,0x32C => 220, 0x32D => 220, 0x32E => 220, 0x32F => 220, 0x330 => 220 ,0x331 => 220, 0x332 => 220, 0x333 => 220, 0x339 => 220, 0x33A => 220 ,0x33B => 220, 0x33C => 220, 0x347 => 220, 0x348 => 220, 0x349 => 220 ,0x34D => 220, 0x34E => 220, 0x353 => 220, 0x354 => 220, 0x355 => 220 ,0x356 => 220, 0x591 => 220, 0x596 => 220, 0x59B => 220, 0x5A3 => 220 ,0x5A4 => 220, 0x5A5 => 220, 0x5A6 => 220, 0x5A7 => 220, 0x5AA => 220 ,0x655 => 220, 0x656 => 220, 0x6E3 => 220, 0x6EA => 220, 0x6ED => 220 ,0x731 => 220, 0x734 => 220, 0x737 => 220, 0x738 => 220, 0x739 => 220 ,0x73B => 220, 0x73C => 220, 0x73E => 220, 0x742 => 220, 0x744 => 220 ,0x746 => 220, 0x748 => 220, 0x952 => 220, 0xF18 => 220, 0xF19 => 220 ,0xF35 => 220, 0xF37 => 220, 0xFC6 => 220, 0x193B => 220, 0x20E8 => 220 ,0x1D17B => 220, 0x1D17C => 220, 0x1D17D => 220, 0x1D17E => 220, 0x1D17F => 220 ,0x1D180 => 220, 0x1D181 => 220, 0x1D182 => 220, 0x1D18A => 220, 0x1D18B => 220 ,0x59A => 222, 0x5AD => 222, 0x1929 => 222, 0x302D => 222, 0x302E => 224 ,0x302F => 224, 0x1D16D => 226, 0x5AE => 228, 0x18A9 => 228, 0x302B => 228 ,0x300 => 230, 0x301 => 230, 0x302 => 230, 0x303 => 230, 0x304 => 230 ,0x305 => 230, 0x306 => 230, 0x307 => 230, 0x308 => 230, 0x309 => 230 ,0x30A => 230, 0x30B => 230, 0x30C => 230, 0x30D => 230, 0x30E => 230 ,0x30F => 230, 0x310 => 230, 0x311 => 230, 0x312 => 230, 0x313 => 230 ,0x314 => 230, 0x33D => 230, 0x33E => 230, 0x33F => 230, 0x340 => 230 ,0x341 => 230, 0x342 => 230, 0x343 => 230, 0x344 => 230, 0x346 => 230 ,0x34A => 230, 0x34B => 230, 0x34C => 230, 0x350 => 230, 0x351 => 230 ,0x352 => 230, 0x357 => 230, 0x363 => 230, 0x364 => 230, 0x365 => 230 ,0x366 => 230, 0x367 => 230, 0x368 => 230, 0x369 => 230, 0x36A => 230 ,0x36B => 230, 0x36C => 230, 0x36D => 230, 0x36E => 230, 0x36F => 230 ,0x483 => 230, 0x484 => 230, 0x485 => 230, 0x486 => 230, 0x592 => 230 ,0x593 => 230, 0x594 => 230, 0x595 => 230, 0x597 => 230, 0x598 => 230 ,0x599 => 230, 0x59C => 230, 0x59D => 230, 0x59E => 230, 0x59F => 230 ,0x5A0 => 230, 0x5A1 => 230, 0x5A8 => 230, 0x5A9 => 230, 0x5AB => 230 ,0x5AC => 230, 0x5AF => 230, 0x5C4 => 230, 0x610 => 230, 0x611 => 230 ,0x612 => 230, 0x613 => 230, 0x614 => 230, 0x615 => 230, 0x653 => 230 ,0x654 => 230, 0x657 => 230, 0x658 => 230, 0x6D6 => 230, 0x6D7 => 230 ,0x6D8 => 230, 0x6D9 => 230, 0x6DA => 230, 0x6DB => 230, 0x6DC => 230 ,0x6DF => 230, 0x6E0 => 230, 0x6E1 => 230, 0x6E2 => 230, 0x6E4 => 230 ,0x6E7 => 230, 0x6E8 => 230, 0x6EB => 230, 0x6EC => 230, 0x730 => 230 ,0x732 => 230, 0x733 => 230, 0x735 => 230, 0x736 => 230, 0x73A => 230 ,0x73D => 230, 0x73F => 230, 0x740 => 230, 0x741 => 230, 0x743 => 230 ,0x745 => 230, 0x747 => 230, 0x749 => 230, 0x74A => 230, 0x951 => 230 ,0x953 => 230, 0x954 => 230, 0xF82 => 230, 0xF83 => 230, 0xF86 => 230 ,0xF87 => 230, 0x170D => 230, 0x193A => 230, 0x20D0 => 230, 0x20D1 => 230 ,0x20D4 => 230, 0x20D5 => 230, 0x20D6 => 230, 0x20D7 => 230, 0x20DB => 230 ,0x20DC => 230, 0x20E1 => 230, 0x20E7 => 230, 0x20E9 => 230, 0xFE20 => 230 ,0xFE21 => 230, 0xFE22 => 230, 0xFE23 => 230, 0x1D185 => 230, 0x1D186 => 230 ,0x1D187 => 230, 0x1D189 => 230, 0x1D188 => 230, 0x1D1AA => 230, 0x1D1AB => 230 ,0x1D1AC => 230, 0x1D1AD => 230, 0x315 => 232, 0x31A => 232, 0x302C => 232 ,0x35F => 233, 0x362 => 233, 0x35D => 234, 0x35E => 234, 0x360 => 234 ,0x361 => 234, 0x345 => 240 ) ); } ?>