-<?php

-/**

-*

-* @package phpBB3

-* @version $Id$

-* @copyright (c) 2005 phpBB Group

-* @license http://opensource.org/licenses/gpl-license.php GNU Public License

-*

-*/

-

-if (php_sapi_name() != 'cli')

-{

- die("This program must be run from the command line.\n");

-}

-

-//

-// Security message:

-//

-// This script is potentially dangerous.

-// Remove or comment the next line (die(".... ) to enable this script.

-// Do NOT FORGET to either remove this script or disable it after you have used it.

-//

-die("Please read the first lines of this script for instructions on how to enable it");

-

-set_time_limit(0);

-

-define('IN_PHPBB', true);

-define('PHPBB_ROOT_PATH', './../');

-define('PHP_EXT', substr(strrchr(__FILE__, '.'), 1));

-

-echo "Checking for required files\n";

-download('http://unicode.org/reports/tr39/data/confusables.txt');

-download('http://unicode.org/Public/UNIDATA/CaseFolding.txt');

-echo "\n";

-

-

-/**

-* Load the confusables table

-*/

-echo "Loading confusables\n";

-$unidata = file_get_contents('confusables.txt');

-

-/**

-* Load the CaseFolding table

-*/

-echo "Loading CaseFolding\n";

-$casefolds = file_get_contents('CaseFolding.txt');

-

-

-function utf8_chr($cp)

-{

- if ($cp > 0xFFFF)

- {

- return chr(0xF0 | ($cp >> 18)) . chr(0x80 | (($cp >> 12) & 0x3F)) . chr(0x80 | (($cp >> 6) & 0x3F)) . chr(0x80 | ($cp & 0x3F));

- }

- else if ($cp > 0x7FF)

- {

- return chr(0xE0 | ($cp >> 12)) . chr(0x80 | (($cp >> 6) & 0x3F)) . chr(0x80 | ($cp & 0x3F));

- }

- else if ($cp > 0x7F)

- {

- return chr(0xC0 | ($cp >> 6)) . chr(0x80 | ($cp & 0x3F));

- }

- else

- {

- return chr($cp);

- }

-}

-

-preg_match_all('/^([0-9A-F]+) ;\s((?:[0-9A-F]+ )*);.*?$/im', $unidata, $array, PREG_SET_ORDER);

-preg_match_all('/^([0-9A-F]+); ([CFS]); ([0-9A-F]+(?: [0-9A-F]+)*);/im', $casefolds, $casefold_array);

-

-// some that we defined ourselves

-$uniarray = array(

- "\xC2\xA1" => "\x69", // EXCLAMATION MARK, INVERTED => LATIN SMALL LETTER I

- "\xC7\x83" => "\x21", // LATIN LETTER RETROFLEX CLICK => EXCLAMATION MARK

- "\xCE\xB1" => "\x61", // GREEK SMALL LETTER ALPHA => LATIN SMALL LETTER A

- "\xE1\x9A\x80" => "\x20", // OGHAM SPACE MARK

-

- "\xC2\xAD" => '', // HYPHEN, SOFT => empty string

- "\xDB\x9D" => '', // ARABIC END OF AYAH

- "\xDC\x8F" => '', // SYRIAC ABBREVIATION MARK

- "\xE1\xA0\x86" => '', // MONGOLIAN TODO SOFT HYPHEN

- "\xE1\xA0\x8E" => '', // MONGOLIAN VOWEL SEPARATOR

- "\xE2\x80\x8B" => '', // ZERO WIDTH SPACE

- "\xE2\x80\x8C" => '', // ZERO WIDTH NON-JOINER

- "\xE2\x80\x8D" => '', // ZERO WIDTH JOINER

- "\xE2\x80\xA8" => '', // LINE SEPARATOR

- "\xE2\x80\xA9" => '', // PARAGRAPH SEPARATOR

- "\xE2\x81\xA0" => '', // WORD JOINER

- "\xE2\x81\xA1" => '', // FUNCTION APPLICATION

- "\xE2\x81\xA2" => '', // INVISIBLE TIMES

- "\xE2\x81\xA3" => '', // INVISIBLE SEPARATOR

- "\xE2\x81\xAA" => '', // [CONTROL CHARACTERS]

- "\xE2\x81\xAB" => '', // [CONTROL CHARACTERS]

- "\xE2\x81\xAC" => '', // [CONTROL CHARACTERS]

- "\xE2\x81\xAD" => '', // [CONTROL CHARACTERS]

- "\xE2\x81\xAE" => '', // [CONTROL CHARACTERS]

- "\xE2\x81\xAF" => '', // [CONTROL CHARACTERS]

- "\xEF\xBB\xBF" => '', // ZERO WIDTH NO-BREAK SPACE

- "\xEF\xBF\xB9" => '', // [CONTROL CHARACTERS]

- "\xEF\xBF\xBA" => '', // [CONTROL CHARACTERS]

- "\xEF\xBF\xBB" => '', // [CONTROL CHARACTERS]

- "\xEF\xBF\xBC" => '', // [CONTROL CHARACTERS]

- "\xF0\x9D\x85\xB3" => '', // [MUSICAL CONTROL CHARACTERS]

- "\xF0\x9D\x85\xB4" => '', // [MUSICAL CONTROL CHARACTERS]

- "\xF0\x9D\x85\xB5" => '', // [MUSICAL CONTROL CHARACTERS]

- "\xF0\x9D\x85\xB6" => '', // [MUSICAL CONTROL CHARACTERS]

- "\xF0\x9D\x85\xB7" => '', // [MUSICAL CONTROL CHARACTERS]

- "\xF0\x9D\x85\xB8" => '', // [MUSICAL CONTROL CHARACTERS]

- "\xF0\x9D\x85\xB9" => '', // [MUSICAL CONTROL CHARACTERS]

- "\xF0\x9D\x85\xBA" => '', // [MUSICAL CONTROL CHARACTERS]

-);

-

-$copy = $uniarray;

-

-foreach ($array as $value)

-{

- $temp_hold = implode(array_map('utf8_chr', array_map('hexdec', explode(' ', trim($value[2])))));

-

- if (isset($copy[utf8_chr(hexdec((string)$value[1]))]))

- {

- $num = '';

- $string = utf8_chr(hexdec((string)$value[1]));

- for ($i = 0; $i < strlen($string); $i++)

- {

- $num .= '\x' . str_pad(base_convert(ord($string[$i]), 10, 16), 2, '0', STR_PAD_LEFT);

- }

- echo $num . "\n";

- if ($uniarray[$string] != $temp_hold)

- {

- echo " --> $string\n";

- echo " --> " . $temp_hold . "\n";

- }

- }

-

- // do some tests for things that transform into something with the number one

- if (strpos($temp_hold, utf8_chr(0x0031)) !== false)

- {

- // any kind of letter L?

- if (strpos($value[0], 'LETTER L') !== false || strpos($value[0], 'IOTA') !== false || strpos($value[0], 'SMALL L ') !== false || preg_match('/SMALL LIGATURE [^L]*L /', $value[0]))

- {

- // replace all of the mappings that transform some sort of letter l to number one instead to some sort of letter l to latin small letter l

- $temp_hold = str_replace(utf8_chr(0x0031), utf8_chr(0x006C), $temp_hold);

- }

- }

-

- // uppercased chars that were folded do not exist in this universe,

- // no amount of normalization could ever "trick" this into not working

- if (in_array($value[1], $casefold_array[1]))

- {

- continue;

- }

-

- $uniarray[utf8_chr(hexdec((string)$value[1]))] = $temp_hold;

-}

-

-echo "Writing to confusables." . PHP_EXT . "\n";

-

-$fp = fopen(PHPBB_ROOT_PATH . 'includes/utf/data/confusables.' . PHP_EXT, 'wb');

-fwrite($fp, '<?php return ' . my_var_export($uniarray) . ';');

-fclose($fp);

-

-/**

-* Return a parsable string representation of a variable

-*

-* This is function is limited to array/strings/integers

-*

-* @param mixed $var Variable

-* @return string PHP code representing the variable

-*/

-function my_var_export($var)

-{

- if (is_array($var))

- {

- $lines = array();

-

- foreach ($var as $k => $v)

- {

- $lines[] = my_var_export($k) . '=>' . my_var_export($v);

- }

-

- return 'array(' . implode(',', $lines) . ')';

- }

- else if (is_string($var))

- {

- return "'" . str_replace(array('\\', "'"), array('\\\\', "\\'"), $var) . "'";

- }

- else

- {

- return $var;

- }

-}

-

-/**

-* Download a file to the develop/ dir

-*

-* @param string $url URL of the file to download

-* @return void

-*/

-function download($url)

-{

- if (file_exists(PHPBB_ROOT_PATH . 'develop/' . basename($url)))

- {

- return;

- }

-

- echo 'Downloading from ', $url, ' ';

-

- if (!$fpr = fopen($url, 'rb'))

- {

- die("Can't download from $url\nPlease download it yourself and put it in the develop/ dir, kthxbai");

- }

-

- if (!$fpw = fopen(PHPBB_ROOT_PATH . 'develop/' . basename($url), 'wb'))

- {

- die("Can't open develop/" . basename($url) . " for output... please check your permissions or something");

- }

-

- $i = 0;

- $chunk = 32768;

- $done = '';

-

- while (!feof($fpr))

- {

- $i += fwrite($fpw, fread($fpr, $chunk));

- echo str_repeat("\x08", strlen($done));

-

- $done = ($i >> 10) . ' KiB';

- echo $done;

- }

- fclose($fpr);

- fclose($fpw);

-

- echo "\n";

-}

-

-?> \ No newline at end of file