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<?php
/**
*
* @package phpBB3
* @copyright (c) 2005 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/
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);
$phpbb_root_path = '../';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
echo "Checking for required files\n";
download('http://unicode.org/Public/UNIDATA/CaseFolding.txt');
echo "\n";
/**
* Load the CaseFolding table
*/
echo "Loading CaseFolding\n";
$unidata = file_get_contents('CaseFolding.txt');
function utf8_chr($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]+); ([CFS]); ([0-9A-F]+(?: [0-9A-F]+)*);/im', $unidata, $array, PREG_SET_ORDER);
$uniarray = array();
foreach ($array as $value)
{
$uniarray[$value[2]][utf8_chr(hexdec((string)$value[1]))] = implode(array_map('utf8_chr', array_map('hexdec', explode(' ', $value[3]))));
}
foreach ($uniarray as $idx => $contents)
{
echo "Writing to case_fold_$idx.$phpEx\n";
$fp = fopen($phpbb_root_path . 'includes/utf/data/case_fold_' . strtolower($idx) . '.' . $phpEx, 'wb');
fwrite($fp, '<?php return ' . my_var_export($contents) . ';');
fclose($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 $url URL of the file to download
* @return null
*/
function download($url)
{
global $phpbb_root_path;
if (file_exists($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";
}
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