sc_language.php

<?php
/*
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*/

if (basename(__FILE__) == basename($_SERVER["SCRIPT_FILENAME"])) {

    $new_language = (isset($_GET[ 'new_lang' ]) && !empty($_GET[ 'new_lang' ])) ? getinput($_GET[ 'new_lang' ]) : null;

    if (!is_null($new_language) && file_exists('languages/' . $new_language)) {

        include("_mysql.php");
        include("_settings.php");
        include("_functions.php");

        $lang = preg_replace("[^a-z]", "", $new_language);
        $_SESSION[ 'language' ] = $lang;
        if ($userID) {
            safe_query("UPDATE " . PREFIX . "user SET language='" . $lang . "' WHERE userID='" . $userID . "'");
        }

    }

    if (isset($_GET[ 'query' ])) {
        $query = rawurldecode($_GET[ 'query' ]);
        header("Location: ./" . $query);
    } else {
        header("Location: index.php");
    }

} else {
    $_language->readModule('sc_language');

    $filepath = "languages/";
    $langs = array();
    // Select all possible languages
    $mysql_langs = array();
    $query = safe_query("SELECT lang, language FROM " . PREFIX . "news_languages");
    while ($ds = mysqli_fetch_assoc($query)) {
        $mysql_langs[ $ds[ 'lang' ] ] = $ds[ 'language' ];
    }

    if ($dh = opendir($filepath)) {
        while ($file = mb_substr(readdir($dh), 0, 2)) {
            if ($file != "." && $file != ".." && is_dir($filepath . $file)) {
                if (isset($mysql_langs[ $file ])) {
                    $name = $mysql_langs[ $file ];
                    $name = ucfirst($name);
                    $langs[ $name ] = $file;
                } else {
                    $langs[ $file ] = $file;
                }
            }
        }
        closedir($dh);
    }
    if (defined("SORT_NATURAL")) {
        $sortMode = SORT_NATURAL;
    } else {
        $sortMode = SORT_LOCALE_STRING;
    }
    ksort($langs, $sortMode);

    $querystring = '';
    if ($modRewrite === true) {
        $path = rawurlencode(str_replace($GLOBALS[ 'rewriteBase' ], '', $_SERVER[ getConstNameRequestUri() ]));
    } else {
        $path = rawurlencode($_SERVER[ 'QUERY_STRING' ]);
        if (!empty($path)) {
            $path = "?".$path;
        }
    }

    if (!empty($path)) {
        $querystring = "&amp;query=" . $path;
    }

    foreach ($langs as $lang => $flag) {
        echo '<a href="sc_language.php?new_lang=' . $flag . $querystring . '" title="' . $lang . '" class="flag' .
            ($_language->language == $flag ? ' active' : '') . '"><img src="images/languages/' . $flag . '.gif" alt="' .
            $lang . '"></a>';
    }
}