source: branches/1.3/admin/common.php @ 784

<?php

function xcache_validateFileName($name)
{
    return preg_match('!^[a-zA-Z0-9._-]+$!', $name);
}

function get_language_file_ex($name, $l, $s)
{
    static $lmap = array(
            'zh'    => 'zh-simplified',
            'zh-hk' => 'zh-traditional',
            'zh-tw' => 'zh-traditional',
            );
    static $smap = array(
            'gbk'     => 'gb2312',
            'gb18030' => 'gb2312',
            );

    if (isset($lmap[$l])) {
        $l = $lmap[$l];
    }
    $file = "$name-$l-$s.lang.php";
    if (xcache_validateFileName($file) && file_exists($file)) {
        return $file;
    }
    if (isset($smap[$s])) {
        $s = $smap[$s];
        $file = "$name-$l-$s.lang.php";
        if (xcache_validateFileName($file) && file_exists($file)) {
            return $file;
        }
    }
    $file = "$name-$l.lang.php";
    if (xcache_validateFileName($file) && file_exists($file)) {
        return $file;
    }
    return null;
}

function get_language_file($name)
{
    global $charset, $lang;
    $s = strtolower($charset);
    if (isset($lang)) {
        $l = strtolower($lang);
        $file = get_language_file_ex($name, $l, $s);
        if (!isset($file)) {
            $l = strtok($l, ':-');
            $file = get_language_file_ex($name, $l, $s);
        }
    }
    else if (!empty($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
        foreach (explode(',', str_replace(' ', '', $_SERVER['HTTP_ACCEPT_LANGUAGE'])) as $l) {
            $l = strtok($l, ':;');
            $file = get_language_file_ex($name, $l, $s);
            if (isset($file)) {
                $lang = $l;
                break;
            }
            if (strpos($l, '-') !== false) {
                $ll = strtok($l, ':-');
                $file = get_language_file_ex($name, $ll, $s);
                if (isset($file)) {
                    $lang = $l;
                    break;
                }
            }
        }
    }
    return isset($file) ? $file : "$name-en.lang.php";
}

function _T($str)
{
    if (isset($GLOBALS['strings'][$str])) {
        return $GLOBALS['strings'][$str];
    }
    if (!empty($GLOBALS['show_todo_strings'])) {
        return '<span style="color:red">' . htmlspecialchars($str) . '</span>';
    }
    return $str;
}

function stripaddslashes_array($value, $mqs = false)
{
    if (is_array($value)) {
        foreach($value as $k => $v) {
            $value[$k] = stripaddslashes_array($v, $mqs);
        }
    }
    else if(is_string($value)) {
        $value = $mqs ? str_replace('\'\'', '\'', $value) : stripslashes($value);
    }
    return $value;
}

error_reporting(E_ALL);
ini_set('display_errors', 'On');
define('REQUEST_TIME', time());

if (function_exists('get_magic_quotes_gpc') && @get_magic_quotes_gpc()) {
    $mqs = (bool) ini_get('magic_quotes_sybase');
    $_GET = stripaddslashes_array($_GET, $mqs);
    $_POST = stripaddslashes_array($_POST, $mqs);
    $_REQUEST = stripaddslashes_array($_REQUEST, $mqs);
}
ini_set('magic_quotes_runtime', '0');

$charset = "UTF-8";
if (file_exists("./config.php")) {
    include("./config.php");
}

include(get_language_file("common"));
if (!isset($lang)) {
    $lang = 'en-us';
}
if (!isset($usage_graph_width) && !isset($free_graph_width)) {
    $usage_graph_width = 120;
}
$graph_width = isset($free_graph_width) ? $free_graph_width : $usage_graph_width;

?>