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punycode update

master
dennydai 6 years ago
parent
commit
8b619fc0f9
  1. 179
      plugins/punycode.php

179
plugins/punycode.php

@ -1,180 +1,9 @@
<?php
PluginSet("Punycode Encode & Decode.");
class Punycode
{
private static $DECODE_TABLE = array(
'a' => 0, 'b' => 1, 'c' => 2, 'd' => 3, 'e' => 4, 'f' => 5,
'g' => 6, 'h' => 7, 'i' => 8, 'j' => 9, 'k' => 10, 'l' => 11,
'm' => 12, 'n' => 13, 'o' => 14, 'p' => 15, 'q' => 16, 'r' => 17,
's' => 18, 't' => 19, 'u' => 20, 'v' => 21, 'w' => 22, 'x' => 23,
'y' => 24, 'z' => 25, '0' => 26, '1' => 27, '2' => 28, '3' => 29,
'4' => 30, '5' => 31, '6' => 32, '7' => 33, '8' => 34, '9' => 35
);
private static $ENCODE_TABLE = array(
'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',
'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x',
'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9'
);
const BASE = 36;
const TMIN = 1;
const TMAX = 26;
const SKEW = 38;
const DAMP = 700;
const INITIAL_BIAS = 72;
const INITIAL_N = 0x80;
const DELIMITER = '-';
const PREFIX = 'xn--';
const SUFFIX = '';
private static $OPTIONS = array(
'charset' => 'UTF-8'
);
public static function set_options($options)
{
self::$OPTIONS = array_merge(self::$OPTIONS, (array)$options);
}
private static function adapt($delta, $numpoints, $firsttime)
{
$delta = (int)($firsttime ? $delta / self::DAMP : $delta / 2);
$delta += (int)($delta / $numpoints);
$k = 0;
while ($delta > (((self::BASE - self::TMIN) * self::TMAX) / 2)) {
$delta = (int)($delta / (self::BASE - self::TMIN));
$k += self::BASE;
}
return $k + (int)((self::BASE - self::TMIN + 1) * $delta / ($delta + self::SKEW));
}
private static function string_from_charcode($charcode)
{
return mb_convert_encoding('&#'.$charcode.';', self::$OPTIONS['charset'], 'HTML-ENTITIES');
}
private static function charcode_from_string( $string )
{
return (int)preg_replace('/^.*?([0-9]+).*$/', '$1', mb_convert_encoding($string, 'HTML-ENTITIES', self::$OPTIONS['charset']));
}
public static function urldecode($url)
{
return self::urlendecode($url, 'decode');
}
public static function urlencode($url)
{
return self::urlendecode($url, 'encode');
}
private static function urlendecode($url, $func)
{
$uri = parse_url($url);
if (!empty($uri['host'])) {
foreach (array_unique((array)explode('.', $uri['host'])) as $var) {
if (($encoded = self::$func($var)) != $var) {
$url = str_replace($var, $encoded, $url);
}
}
}
return $url;
}
public static function decode($input)
{
if (preg_match('/^'. self::PREFIX .'/', $input)) {
return self::_decode(substr($input, strlen(self::PREFIX)));
}
return $input;
}
public static function encode($input)
{
if (preg_match('/[^\x00-\x7f]/', $input)) {
return self::PREFIX . self::_encode($input);
}
return $input;
}
public static function _decode($input)
{
$n = self::INITIAL_N;
$bias = self::INITIAL_BIAS;
$i = 0;
$output = null;
if ($pos = (int)strrpos($input, self::DELIMITER)) {
$output = substr($input, 0, $pos++);
}
$ilen = strlen($input);
$olen = strlen($output);
while ($pos < $ilen) {
$oldi = $i;
$w = 1;
$k = 0;
while ($k += self::BASE) {
$i += ($digit = self::$DECODE_TABLE[ $input[$pos++] ]) * $w;
$t = $k <= $bias ? self::TMIN : ($k >= $bias + self::TMAX ? self::TMAX : $k - $bias);
if ($digit < $t) {
break;
}
$w *= self::BASE - $t;
}
$bias = self::adapt($i - $oldi, ++$olen, $oldi == 0);
$n += (int)($i / $olen);
$i %= $olen;
$output = mb_substr($output, 0, $i, self::$OPTIONS['charset']) . self::string_from_charcode($n) . mb_substr($output, $i, $olen - $i, self::$OPTIONS['charset']);
++$i;
}
return $output;
}
public static function _encode($input)
{
$n = self::INITIAL_N;
$bias = self::INITIAL_BIAS;
$delta = 0;
$output = null;
$ilen = mb_strlen($input, self::$OPTIONS['charset']);
$non_basic_codepoints = array();
$codepoints = array();
for ($b = 0; $b < $ilen; ++$b) {
if (($code = ord($char = mb_substr($input, $b, 1, self::$OPTIONS['charset']))) < $n) {
$output .= $char;
} else if (!in_array($code = self::charcode_from_string($char), $non_basic_codepoints)) {
$non_basic_codepoints[] = $code;
}
$codepoints[] = $code;
}
if (($b = strlen($output)) == $ilen) {
return $output;
}
if ($h = $b) {
$output .= self::DELIMITER;
}
$j = 0;
sort($non_basic_codepoints);
while ($h < $ilen) {
$m = $non_basic_codepoints[$j++];
$delta += ($m - $n) * ($h + 1);
$n = $m;
foreach ($codepoints as $c) {
if ($c < $n) {
++$delta;
} else if ($c == $n) {
$q = $delta;
$k = 0;
while ($k += self::BASE) {
$t = $k <= $bias ? self::TMIN : ($k >= $bias + self::TMAX ? self::TMAX : $k - $bias);
if ($q < $t) {
break;
}
$output .= self::$ENCODE_TABLE[$t + (($q - $t) % (self::BASE - $t))];
$q = (int)(($q - $t) / (self::BASE - $t));
}
$output .= self::$ENCODE_TABLE[$q];
$bias = self::adapt($delta, $h + 1, $h == $b);
$delta = 0;
++$h;
}
}
++$delta;
++$n;
}
return $output;
}
if (idn_to_ascii($plugin_text)) {
$msg = "UTF-8: ".idn_to_ascii($plugin_text);
}else {
$msg = "Punnycode: ".idn_to_utf8($plugin_text);
}
$Punycode = new Punycode();
$msg = "UTF-8: ".$Punycode->decode($plugin_text)."\nPunnycode: ".$Punycode->encode($plugin_text);
$BOT->msg($plugin_sendto, $msg);
?>
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