X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;f=functions%2Fi18n.php;h=1140b9f81adc752e40800da6e8ce4cdd01197f21;hb=f8a1ed5aa365d515e4e2ac3602f900bfb9447fce;hp=d5672e922d142a42af68d9763fe3da2e514f313f;hpb=7379b349cb00371a0f1f3c74846cc8ec5bc9bea7;p=squirrelmail.git

diff --git a/functions/i18n.php b/functions/i18n.php
index d5672e92..1140b9f8 100644
--- a/functions/i18n.php
+++ b/functions/i18n.php
@@ -1,749 +1,1270 @@
 <?php
+/**
+ * SquirrelMail internationalization functions
+ *
+ * Copyright (c) 1999-2005 The SquirrelMail Project Team
+ * Licensed under the GNU GPL. For full terms see the file COPYING.
+ *
+ * This file contains variuos functions that are needed to do
+ * internationalization of SquirrelMail.
+ *
+ * Internally the output character set is used. Other characters are
+ * encoded using Unicode entities according to HTML 4.0.
+ *
+ * @version $Id$
+ * @package squirrelmail
+ * @subpackage i18n
+ */
+
+/** Everything uses global.php... */
+require_once(SM_PATH . 'functions/global.php');
+
+/**
+ * Gettext bindtextdomain wrapper.
+ *
+ * Wrapper solves differences between php versions in order to provide
+ * ngettext support. Should be used if translation uses ngettext
+ * functions.
+ * @since 1.5.1
+ * @param string $domain gettext domain name
+ * @param string $dir directory that contains all translations
+ * @return string path to translation directory
+ */
+function sq_bindtextdomain($domain,$dir) {
+    global $l10n, $gettext_flags, $sm_notAlias;
+
+    if ($gettext_flags==7) {
+        // gettext extension without ngettext
+        if (substr($dir, -1) != '/') $dir .= '/';
+        $mofile=$dir . $sm_notAlias . '/LC_MESSAGES/' . $domain . '.mo';
+        $input = new FileReader($mofile);
+        $l10n[$domain] = new gettext_reader($input);
+    }
+
+    $dir=bindtextdomain($domain,$dir);
+
+    return $dir;
+}
+
+/**
+ * Gettext textdomain wrapper.
+ * Makes sure that gettext_domain global is modified.
+ * @since 1.5.1
+ * @param string $name gettext domain name
+ * @return string gettext domain name
+ */
+function sq_textdomain($domain) {
+    global $gettext_domain;
+    $gettext_domain=textdomain($domain);
+    return $gettext_domain;
+}
+
+/**
+ * php setlocale function wrapper
+ *
+ * From php 4.3.0 it is possible to use arrays in order to set locale.
+ * php gettext extension works only when locale is set. This wrapper
+ * function allows to use more than one locale name.
+ *
+ * @param int $category locale category name. Use php named constants
+ *     (LC_ALL, LC_COLLATE, LC_CTYPE, LC_MONETARY, LC_NUMERIC, LC_TIME)
+ * @param mixed $locale option contains array with possible locales or string with one locale
+ * @return string name of set locale or false, if all locales fail.
+ * @since 1.5.1 and 1.4.5
+ * @see http://www.php.net/setlocale
+ */
+function sq_setlocale($category,$locale) {
+    // string with only one locale
+    if (is_string($locale))
+        return setlocale($category,$locale);
+
+    if (! check_php_version(4,3)) {
+        $ret=false;
+        $index=0;
+        while ( ! $ret && $index<count($locale)) {
+            $ret=setlocale($category,$locale[$index]);
+            $index++;
+        }
+    } else {
+        // php 4.3.0 or better, use entire array
+        $ret=setlocale($category,$locale);
+    }
+    return $ret;
+}
+
+/**
+ * Converts string from given charset to charset, that can be displayed by user translation.
+ *
+ * Function by default returns html encoded strings, if translation uses different encoding.
+ * If Japanese translation is used - function returns string converted to euc-jp
+ * If iconv or recode functions are enabled and translation uses utf-8 - function returns utf-8 encoded string.
+ * If $charset is not supported - function returns unconverted string.
+ *
+ * sanitizing of html tags is also done by this function.
+ *
+ * @param string $charset
+ * @param string $string Text to be decoded
+ * @param boolean $force_decode converts string to html without $charset!=$default_charset check.
+ * Argument is available since 1.5.1 and 1.4.5.
+ * @return string decoded string
+ */
+function charset_decode ($charset, $string, $force_decode=false) {
+    global $languages, $squirrelmail_language, $default_charset;
+    global $use_php_recode, $use_php_iconv, $aggressive_decoding;
+
+    if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
+        function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
+        $string = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $string);
+    }
+
+    $charset = strtolower($charset);
+
+    set_my_charset();
+
+    // Variables that allow to use functions without function_exist() calls
+    if (! isset($use_php_recode) || $use_php_recode=="" ) {
+        $use_php_recode=false; }
+    if (! isset($use_php_iconv) || $use_php_iconv=="" ) {
+        $use_php_iconv=false; }
+
+    // Don't do conversion if charset is the same.
+    if ( ! $force_decode && $charset == strtolower($default_charset) )
+        return htmlspecialchars($string);
+
+    // catch iso-8859-8-i thing
+    if ( $charset == "iso-8859-8-i" )
+        $charset = "iso-8859-8";
+
+    /*
+     * Recode converts html special characters automatically if you use
+     * 'charset..html' decoding. There is no documented way to put -d option
+     * into php recode function call.
+     */
+    if ( $use_php_recode ) {
+        if ( $default_charset == "utf-8" ) {
+            // other charsets can be converted to utf-8 without loss.
+            // and output string is smaller
+            $string = recode_string($charset . "..utf-8",$string);
+            return htmlspecialchars($string);
+        } else {
+            $string = recode_string($charset . "..html",$string);
+            // recode does not convert single quote, htmlspecialchars does.
+            $string = str_replace("'", '&#039;', $string);
+            return $string;
+        }
+    }
+
+    // iconv functions does not have html target and can be used only with utf-8
+    if ( $use_php_iconv && $default_charset=='utf-8') {
+        $string = iconv($charset,$default_charset,$string);
+        return htmlspecialchars($string);
+    }
+
+    // If we don't use recode and iconv, we'll do it old way.
+
+    /* All HTML special characters are 7 bit and can be replaced first */
+
+    $string = htmlspecialchars ($string);
+
+    /* controls cpu and memory intensive decoding cycles */
+    if (! isset($aggressive_decoding) || $aggressive_decoding=="" ) {
+        $aggressive_decoding=false; }
+
+    $decode=fixcharset($charset);
+    $decodefile=SM_PATH . 'functions/decode/' . $decode . '.php';
+    if (file_exists($decodefile)) {
+        include_once($decodefile);
+        $ret = call_user_func('charset_decode_'.$decode, $string);
+    } else {
+        $ret = $string;
+    }
+    return( $ret );
+}
+
+/**
+ * Converts html string to given charset
+ * @since 1.5.1 and 1.4.4
+ * @param string $string
+ * @param string $charset
+ * @param boolean $htmlencode keep htmlspecialchars encoding
+ * @param string
+ */
+function charset_encode($string,$charset,$htmlencode=true) {
+    global $default_charset;
+
+    $encode=fixcharset($charset);
+    $encodefile=SM_PATH . 'functions/encode/' . $encode . '.php';
+    if (file_exists($encodefile)) {
+        include_once($encodefile);
+        $ret = call_user_func('charset_encode_'.$encode, $string);
+    } else {
+        include_once(SM_PATH . 'functions/encode/us_ascii.php');
+        $ret = charset_encode_us_ascii($string);
+    }
+
+    /**
+     * Undo html special chars, some places (like compose form) have
+     * own sanitizing functions and don't need html symbols.
+     * Undo chars only after encoding in order to prevent conversion of
+     * html entities in plain text emails.
+     */
+    if (! $htmlencode ) {
+        $ret = str_replace(array('&amp;','&gt;','&lt;','&quot;'),array('&','>','<','"'),$ret);
+    }
+    return( $ret );
+}
+
+/**
+ * Combined decoding and encoding functions
+ *
+ * If conversion is done to charset different that utf-8, unsupported symbols
+ * will be replaced with question marks.
+ * @since 1.5.1 and 1.4.4
+ * @param string $in_charset initial charset
+ * @param string $string string that has to be converted
+ * @param string $out_charset final charset
+ * @param boolean $htmlencode keep htmlspecialchars encoding
+ * @return string converted string
+ */
+function charset_convert($in_charset,$string,$out_charset,$htmlencode=true) {
+    $string=charset_decode($in_charset,$string,true);
+    $string=charset_encode($string,$out_charset,$htmlencode);
+    return $string;
+}
+
+/**
+ * Makes charset name suitable for decoding cycles
+ *
+ * @since 1.5.0 and 1.4.4
+ * @param string $charset Name of charset
+ * @return string $charset Adjusted name of charset
+ */
+function fixcharset($charset) {
+    /* remove minus and characters that might be used in paths from charset
+     * name in order to be able to use it in function names and include calls.
+     */
+    $charset=preg_replace("/[-:.\/\\\]/",'_',$charset);
+
+    // windows-125x and cp125x charsets
+    $charset=str_replace('windows_','cp',$charset);
+
+    // ibm > cp
+    $charset=str_replace('ibm','cp',$charset);
+
+    // iso-8859-8-i -> iso-8859-8
+    // use same cycle until I'll find differences
+    $charset=str_replace('iso_8859_8_i','iso_8859_8',$charset);
+
+    return $charset;
+}
+
+/**
+ * Set up the language to be output
+ * if $do_search is true, then scan the browser information
+ * for a possible language that we know
+ *
+ * Function sets system locale environment (LC_ALL, LANG, LANGUAGE),
+ * gettext translation bindings and html header information.
+ *
+ * Function returns error codes, if there is some fatal error.
+ *  0 = no error,
+ *  1 = mbstring support is not present,
+ *  2 = mbstring support is not present, user's translation reverted to en_US.
+ *
+ * @param string $sm_language translation used by user's interface
+ * @param bool $do_search use browser's preferred language detection functions. Defaults to false.
+ * @param bool $default set $sm_language to $squirrelmail_default_language if language detection fails or language is not set. Defaults to false.
+ * @return int function execution error codes.
+ */
+function set_up_language($sm_language, $do_search = false, $default = false) {
+
+    static $SetupAlready = 0;
+    global $use_gettext, $languages,
+           $squirrelmail_language, $squirrelmail_default_language, $default_charset,
+           $sm_notAlias, $username, $data_dir;
+
+    if ($SetupAlready) {
+        return;
+    }
+
+    $SetupAlready = TRUE;
+    sqgetGlobalVar('HTTP_ACCEPT_LANGUAGE',  $accept_lang, SQ_SERVER);
+
+    /**
+     * If function is asked to detect preferred language
+     *  OR squirrelmail default language is set to empty string
+     *    AND
+     * squirrelmail language ($sm_language) is empty string
+     * (not set in user's prefs and no cookie with language info)
+     *    AND
+     * browser provides list of preferred languages
+     *  THEN
+     * get preferred language from HTTP_ACCEPT_LANGUAGE header
+     */
+    if (($do_search || empty($squirrelmail_default_language)) &&
+        ! $sm_language &&
+        isset($accept_lang)) {
+        // TODO: use more than one language, if first language is not available
+        // FIXME: function assumes that string contains two or more characters.
+        // FIXME: some languages use 5 chars
+        $sm_language = substr($accept_lang, 0, 2);
+    }
+
+    /**
+     * If language preference is not set OR script asks to use default language
+     *  AND
+     * default squirrelmail language is not set to empty string
+     *  THEN
+     * use default squirrelmail language value from configuration.
+     */
+    if ((!$sm_language||$default) &&
+        ! empty($squirrelmail_default_language)) {
+        $squirrelmail_language = $squirrelmail_default_language;
+        $sm_language = $squirrelmail_default_language;
+    }
+    $sm_notAlias = $sm_language;
+
+    // Catching removed translation
+    // System reverts to English translation if user prefs contain translation
+    // that is not available in $languages array
+    if (!isset($languages[$sm_notAlias])) {
+        $sm_notAlias="en_US";
+    }
+
+    while (isset($languages[$sm_notAlias]['ALIAS'])) {
+        $sm_notAlias = $languages[$sm_notAlias]['ALIAS'];
+    }
+
+    if ( isset($sm_language) &&
+         $use_gettext &&
+         $sm_language != '' &&
+         isset($languages[$sm_notAlias]['CHARSET']) ) {
+        sq_bindtextdomain( 'squirrelmail', SM_PATH . 'locale/' );
+        sq_textdomain( 'squirrelmail' );
+
+        // set codeset in order to avoid gettext charset conversions
+        if (function_exists('bind_textdomain_codeset')) {
+            // Japanese translation uses different internal charset
+            if ($sm_notAlias == 'ja_JP') {
+                bind_textdomain_codeset ('squirrelmail', 'EUC-JP');
+            } else {
+                bind_textdomain_codeset ('squirrelmail', $languages[$sm_notAlias]['CHARSET'] );
+            }
+        }
+
+        // Use LOCALE key, if it is set.
+        if (isset($languages[$sm_notAlias]['LOCALE'])){
+            $longlocale=$languages[$sm_notAlias]['LOCALE'];
+        } else {
+            $longlocale=$sm_notAlias;
+        }
+
+        // try setting locale
+        $retlocale=sq_setlocale(LC_ALL, $longlocale);
+
+        // check if locale is set and assign that locale to $longlocale
+        // in order to use it in putenv calls.
+        if (! is_bool($retlocale)) {
+            $longlocale=$retlocale;
+        } elseif (is_array($longlocale)) {
+            // setting of all locales failed.
+            // we need string instead of array used in LOCALE key.
+            $longlocale=$sm_notAlias;
+        }
+
+        if ( !((bool)ini_get('safe_mode')) &&
+             getenv( 'LC_ALL' ) != $longlocale ) {
+            putenv( "LC_ALL=$longlocale" );
+            putenv( "LANG=$longlocale" );
+            putenv( "LANGUAGE=$longlocale" );
+            putenv( "LC_NUMERIC=C" );
+            if ($sm_notAlias=='tr_TR') putenv( "LC_CTYPE=C" );
+        }
+        // Workaround for plugins that use numbers with floating point
+        // It might be removed if plugins use correct decimal delimiters
+        // according to locale settings.
+        setlocale(LC_NUMERIC, 'C');
+        // Workaround for specific Turkish strtolower/strtoupper rules.
+        // Many functions expect English conversion rules.
+        if ($sm_notAlias=='tr_TR') setlocale(LC_CTYPE,'C');
+
+        // Set text direction/alignment variables
+        // These don't appear to be used... are they safe to remove?
+        if (isset($languages[$sm_notAlias]['DIR']) &&
+            $languages[$sm_notAlias]['DIR'] == 'rtl') {
+            /**
+             * Text direction
+             * @global string $text_direction
+             */
+            $text_direction='rtl';
+            /**
+             * Left alignment
+             * @global string $left_align
+             */
+            $left_align='right';
+            /**
+             * Right alignment
+             * @global string $right_align
+             */
+            $right_align='left';
+        } else {
+            $text_direction='ltr';
+            $left_align='left';
+            $right_align='right';
+        }
+
+        $squirrelmail_language = $sm_notAlias;
+        if ($squirrelmail_language == 'ja_JP') {
+            header ('Content-Type: text/html; charset=EUC-JP');
+            if (!function_exists('mb_internal_encoding')) {
+                // Error messages can't be displayed here
+                $error = 1;
+                // Revert to English if possible.
+                if (function_exists('setPref')  && $username!='' && $data_dir!="") {
+                    setPref($data_dir, $username, 'language', "en_US");
+                    $error = 2;
+                }
+                // stop further execution in order not to get php errors on mb_internal_encoding().
+                return $error;
+            }
+            if (function_exists('mb_language')) {
+                mb_language('Japanese');
+            }
+            mb_internal_encoding('EUC-JP');
+            mb_http_output('pass');
+        } elseif ($squirrelmail_language == 'en_US') {
+            header( 'Content-Type: text/html; charset=' . $default_charset );
+        } else {
+            header( 'Content-Type: text/html; charset=' . $languages[$sm_notAlias]['CHARSET'] );
+        }
+
+        /**
+         * mbstring.func_overload fix (#929644).
+         *
+         * php mbstring extension can replace standard string functions with their multibyte
+         * equivalents. See http://www.php.net/ref.mbstring#mbstring.overload.
+         *
+         * Some SquirrelMail functions work with 8bit strings in bytes. If interface is forced
+         * to use mbstring functions and mbstring internal encoding is set to multibyte charset,
+         * interface can't trust regular string functions. Due to mbstring overloading design
+         * limits php scripts can't control this setting.
+         *
+         * This hack should fix some issues related to 8bit strings in passwords. Correct fix is
+         * to disable mbstring overloading. Japanese translation uses different internal encoding.
+         */
+        if ($squirrelmail_language != 'ja_JP' &&
+            function_exists('mb_internal_encoding') &&
+            check_php_version(4,2,0) &&
+            (int)ini_get('mbstring.func_overload')!=0) {
+            mb_internal_encoding('ASCII');
+        }
+    }
+    return 0;
+}
 
 /**
- ** i18n.php
- ** 
- ** This file contains variuos functions that are needed to do
- ** internationalization of SquirrelMail.
- **
- ** Internally the output character set is used. Other characters are
- ** encoded using Unicode entities according to HTML 4.0.
- **
- **/
-
-   $i18n_php = true;
-
-   // This array specifies the available languages.
-   $languages["en"]["NAME"]    = "English";
-	$languages["en"]["CHARSET"] = "iso-8859-1";
-   $languages["no"]["NAME"]    = "Norwegian (Bokm&aring;l)";
-   $languages["no"]["CHARSET"] = "iso-8859-1";
-   $languages["no_NO_ny"]["NAME"] = "Norwegian (Nynorsk)";
-   $languages["no_NO_ny"]["CHARSET"] = "iso-8859-1";
-   $languages["de"]["NAME"]    = "Deutsch";
-   $languages["de"]["CHARSET"] = "iso-8859-1";
-   $languages["ru"]["NAME"]    = "Russian KOI8-R";
-   $languages["ru"]["CHARSET"] = "koi8-r";
-   $languages["pl"]["NAME"]    = "Polish";
-   $languages["pl"]["CHARSET"] = "iso-8859-2";
-   $languages["sv"]["NAME"]    = "Swedish";
-   $languages["sv"]["CHARSET"] = "iso-8859-1";
-   $languages["nl"]["NAME"]    = "Dutch";
-   $languages["nl"]["CHARSET"] = "iso-8859-1";
-   $languages["pt_BR"]["NAME"] = "Portuguese (Brazil)";
-   $languages["pt_BR"]["CHARSET"] = "iso-8859-1";
-   $languages["fr"]["NAME"]    = "French";
-   $languages["fr"]["CHARSET"] = "iso-8859-1";
-   $languages["it"]["NAME"]    = "Italian";
-   $languages["it"]["CHARSET"] = "iso-8859-1";
-   $languages["cs_CZ"]["NAME"]    = "Czech";
-   $languages["cs_CZ"]["CHARSET"] = "iso-8859-2";
-   $languages["es"]["NAME"]    = "Spanish";
-   $languages["es"]["CHARSET"] = "iso-8859-1";
-   $languages["ko"]["NAME"]    = "Korean";
-   $languages["ko"]["CHARSET"] = "euc-KR";
-   $languages["ca"]["NAME"]    = "Catalan";
-   $languages["ca"]["CHARSET"] = "iso-8859-1";
-	$languages["sr"]["NAME"]	 = "Serbian";
-	$languages["sr"]["CHARSET"] = "iso-8859-2";
-	$languages["tw"]["NAME"]    = "Taiwan";
-	$languages["tw"]["CHARSET"] = "big5";
-
-   // Decodes a string to the internal encoding from the given charset
-   function charset_decode ($charset, $string) {
-      global $debug_mime;
-
-      // All HTML special characters are 7 bit and can be replaced first
-      $string = htmlspecialchars ($string);
-
-      $charset = strtolower($charset);
-
-      if ($debug_mime) $string = $charset.":".$string;
-
-      if (ereg("iso-8859-([[:digit:]]+)", $charset, $res)) {
-         if ($res[1] == "1")
-            return charset_decode_iso_8859_1 ($string);
-         else if ($res[1] == "2")
-            return charset_decode_iso_8859_2 ($string);
-         else if ($res[1] == "7")
-            return charset_decode_iso_8859_7 ($string);
-         else if ($res[1] == "15")
-            return charset_decode_iso_8859_15 ($string);
-         else
-            return charset_decode_iso_8859_default ($string);
-      } else if ($charset == "ns_4551-1") {
-         return charset_decode_ns_4551_1 ($string);
-      } else if ($charset == "koi8-r") {
-        return charset_decode_koi8r ($string);
-      } else
-         return "$string";
-   }
-
-   // iso-8859-1 is the same as Latin 1 and is normally used
-   // in western europe.
-   function charset_decode_iso_8859_1 ($string) {
-      global $default_charset;
-
-      if (strtolower($default_charset) == "iso-8859-1") {
-         return $string;
-      } else { 
-         // Only do the slow convert if there are 8-bit characters
-         if (ereg("[\200-\377]", $string)) {
-            $string = str_replace("\201", "&#129;", $string);
-            $string = str_replace("\202", "&#130;", $string);
-            $string = str_replace("\203", "&#131;", $string);
-            $string = str_replace("\204", "&#132;", $string);
-            $string = str_replace("\205", "&#133;", $string);
-            $string = str_replace("\206", "&#134;", $string);
-            $string = str_replace("\207", "&#135;", $string);
-            $string = str_replace("\210", "&#136;", $string);
-            $string = str_replace("\211", "&#137;", $string);
-            $string = str_replace("\212", "&#138;", $string);
-            $string = str_replace("\213", "&#139;", $string);
-            $string = str_replace("\214", "&#140;", $string);
-            $string = str_replace("\215", "&#141;", $string);
-            $string = str_replace("\216", "&#142;", $string);
-            $string = str_replace("\217", "&#143;", $string);
-            $string = str_replace("\220", "&#144;", $string);
-            $string = str_replace("\221", "&#145;", $string);
-            $string = str_replace("\222", "&#146;", $string);
-            $string = str_replace("\223", "&#147;", $string);
-            $string = str_replace("\224", "&#148;", $string);
-            $string = str_replace("\225", "&#149;", $string);
-            $string = str_replace("\226", "&#150;", $string);
-            $string = str_replace("\227", "&#151;", $string);
-            $string = str_replace("\230", "&#152;", $string);
-            $string = str_replace("\231", "&#153;", $string);
-            $string = str_replace("\232", "&#154;", $string);
-            $string = str_replace("\233", "&#155;", $string);
-            $string = str_replace("\234", "&#156;", $string);
-            $string = str_replace("\235", "&#157;", $string);
-            $string = str_replace("\236", "&#158;", $string);
-            $string = str_replace("\237", "&#159;", $string);
-            $string = str_replace("\240", "&#160;", $string);
-            $string = str_replace("\241", "&#161;", $string);
-            $string = str_replace("\242", "&#162;", $string);
-            $string = str_replace("\243", "&#163;", $string);
-            $string = str_replace("\244", "&#164;", $string);
-            $string = str_replace("\245", "&#165;", $string);
-            $string = str_replace("\246", "&#166;", $string);
-            $string = str_replace("\247", "&#167;", $string);
-            $string = str_replace("\250", "&#168;", $string);
-            $string = str_replace("\251", "&#169;", $string);
-            $string = str_replace("\252", "&#170;", $string);
-            $string = str_replace("\253", "&#171;", $string);
-            $string = str_replace("\254", "&#172;", $string);
-            $string = str_replace("\255", "&#173;", $string);
-            $string = str_replace("\256", "&#174;", $string);
-            $string = str_replace("\257", "&#175;", $string);
-            $string = str_replace("\260", "&#176;", $string);
-            $string = str_replace("\261", "&#177;", $string);
-            $string = str_replace("\262", "&#178;", $string);
-            $string = str_replace("\263", "&#179;", $string);
-            $string = str_replace("\264", "&#180;", $string);
-            $string = str_replace("\265", "&#181;", $string);
-            $string = str_replace("\266", "&#182;", $string);
-            $string = str_replace("\267", "&#183;", $string);
-            $string = str_replace("\270", "&#184;", $string);
-            $string = str_replace("\271", "&#185;", $string);
-            $string = str_replace("\272", "&#186;", $string);
-            $string = str_replace("\273", "&#187;", $string);
-            $string = str_replace("\274", "&#188;", $string);
-            $string = str_replace("\275", "&#189;", $string);
-            $string = str_replace("\276", "&#190;", $string);
-            $string = str_replace("\277", "&#191;", $string);
-            $string = str_replace("\300", "&#192;", $string);
-            $string = str_replace("\301", "&#193;", $string);
-            $string = str_replace("\302", "&#194;", $string);
-            $string = str_replace("\303", "&#195;", $string);
-            $string = str_replace("\304", "&#196;", $string);
-            $string = str_replace("\305", "&#197;", $string);
-            $string = str_replace("\306", "&#198;", $string);
-            $string = str_replace("\307", "&#199;", $string);
-            $string = str_replace("\310", "&#200;", $string);
-            $string = str_replace("\311", "&#201;", $string);
-            $string = str_replace("\312", "&#202;", $string);
-            $string = str_replace("\313", "&#203;", $string);
-            $string = str_replace("\314", "&#204;", $string);
-            $string = str_replace("\315", "&#205;", $string);
-            $string = str_replace("\316", "&#206;", $string);
-            $string = str_replace("\317", "&#207;", $string);
-            $string = str_replace("\320", "&#208;", $string);
-            $string = str_replace("\321", "&#209;", $string);
-            $string = str_replace("\322", "&#210;", $string);
-            $string = str_replace("\323", "&#211;", $string);
-            $string = str_replace("\324", "&#212;", $string);
-            $string = str_replace("\325", "&#213;", $string);
-            $string = str_replace("\326", "&#214;", $string);
-            $string = str_replace("\327", "&#215;", $string);
-            $string = str_replace("\330", "&#216;", $string);
-            $string = str_replace("\331", "&#217;", $string);
-            $string = str_replace("\332", "&#218;", $string);
-            $string = str_replace("\333", "&#219;", $string);
-            $string = str_replace("\334", "&#220;", $string);
-            $string = str_replace("\335", "&#221;", $string);
-            $string = str_replace("\336", "&#222;", $string);
-            $string = str_replace("\337", "&#223;", $string);
-            $string = str_replace("\340", "&#224;", $string);
-            $string = str_replace("\341", "&#225;", $string);
-            $string = str_replace("\342", "&#226;", $string);
-            $string = str_replace("\343", "&#227;", $string);
-            $string = str_replace("\344", "&#228;", $string);
-            $string = str_replace("\345", "&#229;", $string);
-            $string = str_replace("\346", "&#230;", $string);
-            $string = str_replace("\347", "&#231;", $string);
-            $string = str_replace("\350", "&#232;", $string);
-            $string = str_replace("\351", "&#233;", $string);
-            $string = str_replace("\352", "&#234;", $string);
-            $string = str_replace("\353", "&#235;", $string);
-            $string = str_replace("\354", "&#236;", $string);
-            $string = str_replace("\355", "&#237;", $string);
-            $string = str_replace("\356", "&#238;", $string);
-            $string = str_replace("\357", "&#239;", $string);
-            $string = str_replace("\360", "&#240;", $string);
-            $string = str_replace("\361", "&#241;", $string);
-            $string = str_replace("\362", "&#242;", $string);
-            $string = str_replace("\363", "&#243;", $string);
-            $string = str_replace("\364", "&#244;", $string);
-            $string = str_replace("\365", "&#245;", $string);
-            $string = str_replace("\366", "&#246;", $string);
-            $string = str_replace("\367", "&#247;", $string);
-            $string = str_replace("\370", "&#248;", $string);
-            $string = str_replace("\371", "&#249;", $string);
-            $string = str_replace("\372", "&#250;", $string);
-            $string = str_replace("\373", "&#251;", $string);
-            $string = str_replace("\374", "&#252;", $string);
-            $string = str_replace("\375", "&#253;", $string);
-            $string = str_replace("\376", "&#254;", $string);
-            $string = str_replace("\377", "&#255;", $string);
-         }
-      }
-
-      return ($string);
-   }
-
-   // iso-8859-2 is used for some eastern European languages
-   function charset_decode_iso_8859_2 ($string) {
-      global $default_charset;
-
-      if (strtolower($default_charset) == "iso-8859-2") {
-         return $string;
-      } else {
-         // Only do the slow convert if there are 8-bit characters
-         if (ereg("[\200-\377]", $string)) {
-            // NO-BREAK SPACE
-            $string = str_replace("\240", "&#160;", $string);
-            // LATIN CAPITAL LETTER A WITH OGONEK
-            $string = str_replace("\241", "&#260;", $string);
-            // BREVE
-            $string = str_replace("\242", "&#728;", $string);
-            // LATIN CAPITAL LETTER L WITH STROKE
-            $string = str_replace("\243", "&#321;", $string);
-            // CURRENCY SIGN
-            $string = str_replace("\244", "&#164;", $string);
-            // LATIN CAPITAL LETTER L WITH CARON
-            $string = str_replace("\245", "&#317;", $string);
-            // LATIN CAPITAL LETTER S WITH ACUTE
-            $string = str_replace("\246", "&#346;", $string);
-            // SECTION SIGN
-            $string = str_replace("\247", "&#167;", $string);
-            // DIAERESIS
-            $string = str_replace("\250", "&#168;", $string);
-            // LATIN CAPITAL LETTER S WITH CARON
-            $string = str_replace("\251", "&#352;", $string);
-            // LATIN CAPITAL LETTER S WITH CEDILLA
-            $string = str_replace("\252", "&#350;", $string);
-            // LATIN CAPITAL LETTER T WITH CARON
-            $string = str_replace("\253", "&#356;", $string);
-            // LATIN CAPITAL LETTER Z WITH ACUTE
-            $string = str_replace("\254", "&#377;", $string);
-            // SOFT HYPHEN
-            $string = str_replace("\255", "&#173;", $string);
-            // LATIN CAPITAL LETTER Z WITH CARON
-            $string = str_replace("\256", "&#381;", $string);
-            // LATIN CAPITAL LETTER Z WITH DOT ABOVE
-            $string = str_replace("\257", "&#379;", $string);
-            // DEGREE SIGN
-            $string = str_replace("\260", "&#176;", $string);
-            // LATIN SMALL LETTER A WITH OGONEK
-            $string = str_replace("\261", "&#261;", $string);
-            // OGONEK
-            $string = str_replace("\262", "&#731;", $string);
-            // LATIN SMALL LETTER L WITH STROKE
-            $string = str_replace("\263", "&#322;", $string);
-            // ACUTE ACCENT
-            $string = str_replace("\264", "&#180;", $string);
-            // LATIN SMALL LETTER L WITH CARON
-            $string = str_replace("\265", "&#318;", $string);
-            // LATIN SMALL LETTER S WITH ACUTE
-            $string = str_replace("\266", "&#347;", $string);
-            // CARON
-            $string = str_replace("\267", "&#711;", $string);
-            // CEDILLA
-            $string = str_replace("\270", "&#184;", $string);
-            // LATIN SMALL LETTER S WITH CARON
-            $string = str_replace("\271", "&#353;", $string);
-            // LATIN SMALL LETTER S WITH CEDILLA
-            $string = str_replace("\272", "&#351;", $string);
-            // LATIN SMALL LETTER T WITH CARON
-            $string = str_replace("\273", "&#357;", $string);
-            // LATIN SMALL LETTER Z WITH ACUTE
-            $string = str_replace("\274", "&#378;", $string);
-            // DOUBLE ACUTE ACCENT
-            $string = str_replace("\275", "&#733;", $string);
-            // LATIN SMALL LETTER Z WITH CARON
-            $string = str_replace("\276", "&#382;", $string);
-            // LATIN SMALL LETTER Z WITH DOT ABOVE
-            $string = str_replace("\277", "&#380;", $string);
-            // LATIN CAPITAL LETTER R WITH ACUTE
-            $string = str_replace("\300", "&#340;", $string);
-            // LATIN CAPITAL LETTER A WITH ACUTE
-            $string = str_replace("\301", "&#193;", $string);
-            // LATIN CAPITAL LETTER A WITH CIRCUMFLEX
-            $string = str_replace("\302", "&#194;", $string);
-            // LATIN CAPITAL LETTER A WITH BREVE
-            $string = str_replace("\303", "&#258;", $string);
-            // LATIN CAPITAL LETTER A WITH DIAERESIS
-            $string = str_replace("\304", "&#196;", $string);
-            // LATIN CAPITAL LETTER L WITH ACUTE
-            $string = str_replace("\305", "&#313;", $string);
-            // LATIN CAPITAL LETTER C WITH ACUTE
-            $string = str_replace("\306", "&#262;", $string);
-            // LATIN CAPITAL LETTER C WITH CEDILLA
-            $string = str_replace("\307", "&#199;", $string);
-            // LATIN CAPITAL LETTER C WITH CARON
-            $string = str_replace("\310", "&#268;", $string);
-            // LATIN CAPITAL LETTER E WITH ACUTE
-            $string = str_replace("\311", "&#201;", $string);
-            // LATIN CAPITAL LETTER E WITH OGONEK
-            $string = str_replace("\312", "&#280;", $string);
-            // LATIN CAPITAL LETTER E WITH DIAERESIS
-            $string = str_replace("\313", "&#203;", $string);
-            // LATIN CAPITAL LETTER E WITH CARON
-            $string = str_replace("\314", "&#282;", $string);
-            // LATIN CAPITAL LETTER I WITH ACUTE
-            $string = str_replace("\315", "&#205;", $string);
-            // LATIN CAPITAL LETTER I WITH CIRCUMFLEX
-            $string = str_replace("\316", "&#206;", $string);
-            // LATIN CAPITAL LETTER D WITH CARON
-            $string = str_replace("\317", "&#270;", $string);
-            // LATIN CAPITAL LETTER D WITH STROKE
-            $string = str_replace("\320", "&#272;", $string);
-            // LATIN CAPITAL LETTER N WITH ACUTE
-            $string = str_replace("\321", "&#323;", $string);
-            // LATIN CAPITAL LETTER N WITH CARON
-            $string = str_replace("\322", "&#327;", $string);
-            // LATIN CAPITAL LETTER O WITH ACUTE
-            $string = str_replace("\323", "&#211;", $string);
-            // LATIN CAPITAL LETTER O WITH CIRCUMFLEX
-            $string = str_replace("\324", "&#212;", $string);
-            // LATIN CAPITAL LETTER O WITH DOUBLE ACUTE
-            $string = str_replace("\325", "&#336;", $string);
-            // LATIN CAPITAL LETTER O WITH DIAERESIS
-            $string = str_replace("\326", "&#214;", $string);
-            // MULTIPLICATION SIGN
-            $string = str_replace("\327", "&#215;", $string);
-            // LATIN CAPITAL LETTER R WITH CARON
-            $string = str_replace("\330", "&#344;", $string);
-            // LATIN CAPITAL LETTER U WITH RING ABOVE
-            $string = str_replace("\331", "&#366;", $string);
-            // LATIN CAPITAL LETTER U WITH ACUTE
-            $string = str_replace("\332", "&#218;", $string);
-            // LATIN CAPITAL LETTER U WITH DOUBLE ACUTE
-            $string = str_replace("\333", "&#368;", $string);
-            // LATIN CAPITAL LETTER U WITH DIAERESIS
-            $string = str_replace("\334", "&#220;", $string);
-            // LATIN CAPITAL LETTER Y WITH ACUTE
-            $string = str_replace("\335", "&#221;", $string);
-            // LATIN CAPITAL LETTER T WITH CEDILLA
-            $string = str_replace("\336", "&#354;", $string);
-            // LATIN SMALL LETTER SHARP S
-            $string = str_replace("\337", "&#223;", $string);
-            // LATIN SMALL LETTER R WITH ACUTE
-            $string = str_replace("\340", "&#341;", $string);
-            // LATIN SMALL LETTER A WITH ACUTE
-            $string = str_replace("\341", "&#225;", $string);
-            // LATIN SMALL LETTER A WITH CIRCUMFLEX
-            $string = str_replace("\342", "&#226;", $string);
-            // LATIN SMALL LETTER A WITH BREVE
-            $string = str_replace("\343", "&#259;", $string);
-            // LATIN SMALL LETTER A WITH DIAERESIS
-            $string = str_replace("\344", "&#228;", $string);
-            // LATIN SMALL LETTER L WITH ACUTE
-            $string = str_replace("\345", "&#314;", $string);
-            // LATIN SMALL LETTER C WITH ACUTE
-            $string = str_replace("\346", "&#263;", $string);
-            // LATIN SMALL LETTER C WITH CEDILLA
-            $string = str_replace("\347", "&#231;", $string);
-            // LATIN SMALL LETTER C WITH CARON
-            $string = str_replace("\350", "&#269;", $string);
-            // LATIN SMALL LETTER E WITH ACUTE
-            $string = str_replace("\351", "&#233;", $string);
-            // LATIN SMALL LETTER E WITH OGONEK
-            $string = str_replace("\352", "&#281;", $string);
-            // LATIN SMALL LETTER E WITH DIAERESIS
-            $string = str_replace("\353", "&#235;", $string);
-            // LATIN SMALL LETTER E WITH CARON
-            $string = str_replace("\354", "&#283;", $string);
-            // LATIN SMALL LETTER I WITH ACUTE
-            $string = str_replace("\355", "&#237;", $string);
-            // LATIN SMALL LETTER I WITH CIRCUMFLEX
-            $string = str_replace("\356", "&#238;", $string);
-            // LATIN SMALL LETTER D WITH CARON
-            $string = str_replace("\357", "&#271;", $string);
-            // LATIN SMALL LETTER D WITH STROKE
-            $string = str_replace("\360", "&#273;", $string);
-            // LATIN SMALL LETTER N WITH ACUTE
-            $string = str_replace("\361", "&#324;", $string);
-            // LATIN SMALL LETTER N WITH CARON
-            $string = str_replace("\362", "&#328;", $string);
-            // LATIN SMALL LETTER O WITH ACUTE
-            $string = str_replace("\363", "&#243;", $string);
-            // LATIN SMALL LETTER O WITH CIRCUMFLEX
-            $string = str_replace("\364", "&#244;", $string);
-            // LATIN SMALL LETTER O WITH DOUBLE ACUTE
-            $string = str_replace("\365", "&#337;", $string);
-            // LATIN SMALL LETTER O WITH DIAERESIS
-            $string = str_replace("\366", "&#246;", $string);
-            // DIVISION SIGN
-            $string = str_replace("\367", "&#247;", $string);
-            // LATIN SMALL LETTER R WITH CARON
-            $string = str_replace("\370", "&#345;", $string);
-            // LATIN SMALL LETTER U WITH RING ABOVE
-            $string = str_replace("\371", "&#367;", $string);
-            // LATIN SMALL LETTER U WITH ACUTE
-            $string = str_replace("\372", "&#250;", $string);
-            // LATIN SMALL LETTER U WITH DOUBLE ACUTE
-            $string = str_replace("\373", "&#369;", $string);
-            // LATIN SMALL LETTER U WITH DIAERESIS
-            $string = str_replace("\374", "&#252;", $string);
-            // LATIN SMALL LETTER Y WITH ACUTE
-            $string = str_replace("\375", "&#253;", $string);
-            // LATIN SMALL LETTER T WITH CEDILLA
-            $string = str_replace("\376", "&#355;", $string);
-            // DOT ABOVE
-            $string = str_replace("\377", "&#729;", $string);
-	 }
-      }
-      return $string;
-   }
-
-   // iso-8859-7 is Greek.
-   function charset_decode_iso_8859_7 ($string) {
-      global $default_charset;
-
-      if (strtolower($default_charset) == "iso-8859-7") {
-         return $string;
-      } else { 
-         // Only do the slow convert if there are 8-bit characters
-         if (ereg("[\200-\377]", $string)) {
-            // Some diverse characters in the beginning
-            $string = str_replace("\240", "&#160;", $string);
-            $string = str_replace("\241", "&#8216;", $string);
-            $string = str_replace("\242", "&#8217;", $string);
-            $string = str_replace("\243", "&#163;", $string);
-            $string = str_replace("\246", "&#166;", $string);
-            $string = str_replace("\247", "&#167;", $string);
-            $string = str_replace("\250", "&#168;", $string);
-            $string = str_replace("\251", "&#169;", $string);
-            $string = str_replace("\253", "&#171;", $string);
-            $string = str_replace("\254", "&#172;", $string);
-            $string = str_replace("\255", "&#173;", $string);
-            $string = str_replace("\257", "&#8213;", $string);
-            $string = str_replace("\260", "&#176;", $string);
-            $string = str_replace("\261", "&#177;", $string);
-            $string = str_replace("\262", "&#178;", $string);
-            $string = str_replace("\263", "&#179;", $string);
-         
-         // Horizontal bar (parentheki pavla)
-            $string = str_replace ("\257", "&#8213;", $string);
-         
-            // ISO-8859-7 characters from 11/04 (0xB4) to 11/06 (0xB6)
-            // These are Unicode 900-902
-            while (ereg("([\264-\266])", $string, $res)) {
-               $replace = "&#" . (ord($res[1])+720) . ";";
-               $string = str_replace($res[1], $replace, $string);
+ * Sets default_charset variable according to the one that is used by user's translations.
+ *
+ * Function changes global $default_charset variable in order to be sure, that it
+ * contains charset used by user's translation. Sanity of $squirrelmail_language
+ * and $default_charset combination is also tested.
+ *
+ * There can be a $default_charset setting in the
+ * config.php file, but the user may have a different language
+ * selected for a user interface. This function checks the
+ * language selected by the user and tags the outgoing messages
+ * with the appropriate charset corresponding to the language
+ * selection. This is "more right" (tm), than just stamping the
+ * message blindly with the system-wide $default_charset.
+ */
+function set_my_charset(){
+    global $data_dir, $username, $default_charset, $languages, $squirrelmail_language;
+
+    $my_language = getPref($data_dir, $username, 'language');
+    if (!$my_language) {
+        $my_language = $squirrelmail_language ;
+    }
+    // Catch removed translation
+    if (!isset($languages[$my_language])) {
+        $my_language="en_US";
+    }
+    while (isset($languages[$my_language]['ALIAS'])) {
+        $my_language = $languages[$my_language]['ALIAS'];
+    }
+    $my_charset = $languages[$my_language]['CHARSET'];
+    if ($my_language!='en_US') {
+        $default_charset = $my_charset;
+    }
+}
+
+/**************************
+ * Japanese extra functions
+ **************************/
+
+/**
+ * Japanese decoding function
+ *
+ * converts string to euc-jp, if string uses JIS, EUC-JP, ShiftJIS or UTF-8
+ * charset. Needs mbstring support in php.
+ * @param string $ret text, that has to be converted
+ * @return string converted string
+ * @since 1.5.1
+ */
+function japanese_xtra_decode($ret) {
+    if (function_exists('mb_detect_encoding')) {
+        $detect_encoding = @mb_detect_encoding($ret);
+        if ($detect_encoding == 'JIS' ||
+            $detect_encoding == 'EUC-JP' ||
+            $detect_encoding == 'SJIS' ||
+            $detect_encoding == 'UTF-8') {
+
+            $ret = mb_convert_kana(mb_convert_encoding($ret, 'EUC-JP', 'AUTO'), "KV");
+        }
+    }
+    return $ret;
+}
+
+/**
+ * Japanese encoding function
+ *
+ * converts string to jis, if string uses JIS, EUC-JP, ShiftJIS or UTF-8
+ * charset. Needs mbstring support in php.
+ * @param string $ret text, that has to be converted
+ * @return string converted text
+ * @since 1.5.1
+ */
+function japanese_xtra_encode($ret) {
+    if (function_exists('mb_detect_encoding')) {
+        $detect_encoding = @mb_detect_encoding($ret);
+        if ($detect_encoding == 'JIS' ||
+            $detect_encoding == 'EUC-JP' ||
+            $detect_encoding == 'SJIS' ||
+            $detect_encoding == 'UTF-8') {
+
+            $ret = mb_convert_encoding(mb_convert_kana($ret, "KV"), 'JIS', 'AUTO');
+        }
+    }
+    return $ret;
+}
+
+/**
+ * Japanese header encoding function
+ *
+ * creates base64 encoded header in iso-2022-jp charset
+ * @param string $ret text, that has to be converted
+ * @return string mime base64 encoded string
+ * @since 1.5.1
+ */
+function japanese_xtra_encodeheader($ret) {
+    if (function_exists('mb_detect_encoding')) {
+        $result = '';
+        if (strlen($ret) > 0) {
+            $tmpstr = mb_substr($ret, 0, 1);
+            $prevcsize = strlen($tmpstr);
+            for ($i = 1; $i < mb_strlen($ret); $i++) {
+                $tmp = mb_substr($ret, $i, 1);
+                if (strlen($tmp) == $prevcsize) {
+                    $tmpstr .= $tmp;
+                } else {
+                    if ($prevcsize == 1) {
+                        $result .= $tmpstr;
+                    } else {
+                        $result .= str_replace(' ', '',
+                                               mb_encode_mimeheader($tmpstr,'iso-2022-jp','B',''));
+                    }
+                    $tmpstr = $tmp;
+                    $prevcsize = strlen($tmp);
+                }
             }
-         
-            // 11/07 (0xB7) Middle dot is the same in iso-8859-1
-            $string = str_replace("\267", "&#183;", $string);
-         
-            // ISO-8859-7 characters from 11/08 (0xB8) to 11/10 (0xBA)
-            // These are Unicode 900-902
-            while (ereg("([\270-\272])", $string, $res)) {
-               $replace = "&#" . (ord($res[1])+720) . ";";
-               $string = str_replace($res[1], $replace, $string);
+            if (strlen($tmpstr)) {
+                if (strlen(mb_substr($tmpstr, 0, 1)) == 1)
+                    $result .= $tmpstr;
+                else
+                    $result .= str_replace(' ', '',
+                                           mb_encode_mimeheader($tmpstr,'iso-2022-jp','B',''));
+            }
+        }
+        $ret = $result;
+    }
+    return $ret;
+}
+
+/**
+ * Japanese header decoding function
+ *
+ * return human readable string from mime header. string is returned in euc-jp
+ * charset.
+ * @param string $ret header string
+ * @return string decoded header string
+ * @since 1.5.1
+ */
+function japanese_xtra_decodeheader($ret) {
+    if (function_exists('mb_detect_encoding')) {
+        $ret = str_replace("\t", "", $ret);
+        if (eregi('=\\?([^?]+)\\?(q|b)\\?([^?]+)\\?=', $ret))
+            $ret = @mb_decode_mimeheader($ret);
+        $ret = @mb_convert_encoding($ret, 'EUC-JP', 'AUTO');
+    }
+    return $ret;
+}
+
+/**
+ * Japanese downloaded filename processing function
+ *
+ * Returns shift-jis or euc-jp encoded file name
+ * @param string $ret string
+ * @param string $useragent browser
+ * @return string converted string
+ * @since 1.5.1
+ */
+function japanese_xtra_downloadfilename($ret,$useragent) {
+    if (function_exists('mb_detect_encoding')) {
+        if (strstr($useragent, 'Windows') !== false ||
+            strstr($useragent, 'Mac_') !== false) {
+            $ret = mb_convert_encoding($ret, 'SJIS', 'AUTO');
+        } else {
+            $ret = mb_convert_encoding($ret, 'EUC-JP', 'AUTO');
+        }
+    }
+    return $ret;
+}
+
+/**
+ * Japanese wordwrap function
+ *
+ * wraps text at set number of symbols
+ * @param string $ret text
+ * @param integer $wrap number of symbols per line
+ * @return string wrapped text
+ * @since 1.5.1
+ */
+function japanese_xtra_wordwrap($ret,$wrap) {
+    if (function_exists('mb_detect_encoding')) {
+        $no_begin = "\x21\x25\x29\x2c\x2e\x3a\x3b\x3f\x5d\x7d\xa1\xf1\xa1\xeb\xa1" .
+            "\xc7\xa1\xc9\xa2\xf3\xa1\xec\xa1\xed\xa1\xee\xa1\xa2\xa1\xa3\xa1\xb9" .
+            "\xa1\xd3\xa1\xd5\xa1\xd7\xa1\xd9\xa1\xdb\xa1\xcd\xa4\xa1\xa4\xa3\xa4" .
+            "\xa5\xa4\xa7\xa4\xa9\xa4\xc3\xa4\xe3\xa4\xe5\xa4\xe7\xa4\xee\xa1\xab" .
+            "\xa1\xac\xa1\xb5\xa1\xb6\xa5\xa1\xa5\xa3\xa5\xa5\xa5\xa7\xa5\xa9\xa5" .
+            "\xc3\xa5\xe3\xa5\xe5\xa5\xe7\xa5\xee\xa5\xf5\xa5\xf6\xa1\xa6\xa1\xbc" .
+            "\xa1\xb3\xa1\xb4\xa1\xaa\xa1\xf3\xa1\xcb\xa1\xa4\xa1\xa5\xa1\xa7\xa1" .
+            "\xa8\xa1\xa9\xa1\xcf\xa1\xd1";
+        // This don't appear to be used... is it safe to remove?
+        $no_end = "\x5c\x24\x28\x5b\x7b\xa1\xf2\x5c\xa1\xc6\xa1\xc8\xa1\xd2\xa1" .
+            "\xd4\xa1\xd6\xa1\xd8\xa1\xda\xa1\xcc\xa1\xf0\xa1\xca\xa1\xce\xa1\xd0\xa1\xef";
+
+        if (strlen($ret) >= $wrap &&
+            substr($ret, 0, 1) != '>' &&
+            strpos($ret, 'http://') === FALSE &&
+            strpos($ret, 'https://') === FALSE &&
+            strpos($ret, 'ftp://') === FALSE) {
+
+            $ret = mb_convert_kana($ret, "KV");
+
+            $line_new = '';
+            $ptr = 0;
+
+            while ($ptr < strlen($ret) - 1) {
+                $l = mb_strcut($ret, $ptr, $wrap);
+                $ptr += strlen($l);
+                $tmp = $l;
+
+                $l = mb_strcut($ret, $ptr, 2);
+                while (strlen($l) != 0 && mb_strpos($no_begin, $l) !== FALSE ) {
+                    $tmp .= $l;
+                    $ptr += strlen($l);
+                    $l = mb_strcut($ret, $ptr, 1);
+                }
+                $line_new .= $tmp;
+                if ($ptr < strlen($ret) - 1)
+                    $line_new .= "\n";
             }
-         
-            // 11/11 (0xBB) Right angle quotation mark is the same as in
-            // iso-8859-1
-            $string = str_replace("\273", "&#187;", $string);
-         
-         // And now the rest of the charset
-            while (ereg("([\274-\376])", $string, $res)) {
-               $replace = "&#" . (ord($res[1])+720) . ";";
-               $string = str_replace($res[1], $replace, $string);
+            $ret = $line_new;
+        }
+    }
+    return $ret;
+}
+
+/**
+ * Japanese imap folder name encoding function
+ *
+ * converts folder name from euc-jp to utf7-imap
+ * @param string $ret folder name
+ * @return string converted folder name
+ * @since 1.5.1
+ */
+function japanese_xtra_utf7_imap_encode($ret){
+    if (function_exists('mb_detect_encoding')) {
+        $ret = mb_convert_encoding($ret, 'UTF7-IMAP', 'EUC-JP');
+    }
+    return $ret;
+}
+
+/**
+ * Japanese imap folder name decoding function
+ *
+ * converts folder name from utf7-imap to euc-jp.
+ * @param string $ret folder name in utf7-imap
+ * @return string converted folder name
+ * @since 1.5.1
+ */
+function japanese_xtra_utf7_imap_decode($ret) {
+    if (function_exists('mb_detect_encoding')) {
+        $ret = mb_convert_encoding($ret, 'EUC-JP', 'UTF7-IMAP');
+    }
+    return $ret;
+}
+
+/**
+ * Japanese string trimming function
+ *
+ * trims string to defined number of symbols
+ * @param string $ret string
+ * @param integer $width number of symbols
+ * @return string trimmed string
+ * @since 1.5.1
+ */
+function japanese_xtra_strimwidth($ret,$width) {
+    if (function_exists('mb_detect_encoding')) {
+        $ret = mb_strimwidth($ret, 0, $width, '...');
+    }
+    return $ret;
+}
+
+/********************************
+ * Korean charset extra functions
+ ********************************/
+
+/**
+ * Korean downloaded filename processing functions
+ *
+ * @param string default return value
+ * @return string
+ * @since 1.5.1
+ */
+function korean_xtra_downloadfilename($ret) {
+    $ret = str_replace("\x0D\x0A", '', $ret);  /* Hanmail's CR/LF Clear */
+    for ($i=0;$i<strlen($ret);$i++) {
+        if ($ret[$i] >= "\xA1" && $ret[$i] <= "\xFE") {   /* 0xA1 - 0XFE are Valid */
+            $i++;
+            continue;
+        } else if (($ret[$i] >= 'a' && $ret[$i] <= 'z') || /* From Original ereg_replace in download.php */
+                   ($ret[$i] >= 'A' && $ret[$i] <= 'Z') ||
+                   ($ret[$i] == '.') || ($ret[$i] == '-')) {
+            continue;
+        } else {
+            $ret[$i] = '_';
+        }
+    }
+    return $ret;
+}
+
+/**
+ * Replaces non-braking spaces inserted by some browsers with regular space
+ *
+ * This function can be used to replace non-braking space symbols
+ * that are inserted in forms by some browsers instead of normal
+ * space symbol.
+ *
+ * @param string $string Text that needs to be cleaned
+ * @param string $charset Charset used in text
+ * @return string Cleaned text
+ */
+function cleanup_nbsp($string,$charset) {
+
+  // reduce number of case statements
+  if (stristr('iso-8859-',substr($charset,0,9))){
+    $output_charset="iso-8859-x";
+  }
+  if (stristr('windows-125',substr($charset,0,11))){
+    $output_charset="cp125x";
+  }
+  if (stristr('koi8',substr($charset,0,4))){
+    $output_charset="koi8-x";
+  }
+  if (! isset($output_charset)){
+    $output_charset=strtolower($charset);
+  }
+
+// where is non-braking space symbol
+switch($output_charset):
+ case "iso-8859-x":
+ case "cp125x":
+ case "iso-2022-jp":
+  $nbsp="\xA0";
+  break;
+ case "koi8-x":
+   $nbsp="\x9A";
+   break;
+ case "utf-8":
+   $nbsp="\xC2\xA0";
+   break;
+ default:
+   // don't change string if charset is unmatched
+   return $string;
+endswitch;
+
+// return space instead of non-braking space.
+ return str_replace($nbsp,' ',$string);
+}
+
+/**
+ * Function informs if it is safe to convert given charset to the one that is used by user.
+ *
+ * It is safe to use conversion only if user uses utf-8 encoding and when
+ * converted charset is similar to the one that is used by user.
+ *
+ * @param string $input_charset Charset of text that needs to be converted
+ * @return bool is it possible to convert to user's charset
+ */
+function is_conversion_safe($input_charset) {
+  global $languages, $sm_notAlias, $default_charset, $lossy_encoding;
+
+    if (isset($lossy_encoding) && $lossy_encoding )
+        return true;
+
+ // convert to lower case
+ $input_charset = strtolower($input_charset);
+
+ // Is user's locale Unicode based ?
+ if ( $default_charset == "utf-8" ) {
+   return true;
+ }
+
+ // Charsets that are similar
+switch ($default_charset):
+case "windows-1251":
+      if ( $input_charset == "iso-8859-5" ||
+           $input_charset == "koi8-r" ||
+           $input_charset == "koi8-u" ) {
+        return true;
+     } else {
+        return false;
+     }
+case "windows-1257":
+  if ( $input_charset == "iso-8859-13" ||
+       $input_charset == "iso-8859-4" ) {
+    return true;
+  } else {
+    return false;
+  }
+case "iso-8859-4":
+  if ( $input_charset == "iso-8859-13" ||
+       $input_charset == "windows-1257" ) {
+     return true;
+  } else {
+     return false;
+  }
+case "iso-8859-5":
+  if ( $input_charset == "windows-1251" ||
+       $input_charset == "koi8-r" ||
+       $input_charset == "koi8-u" ) {
+     return true;
+  } else {
+     return false;
+  }
+case "iso-8859-13":
+  if ( $input_charset == "iso-8859-4" ||
+       $input_charset == "windows-1257" ) {
+     return true;
+  } else {
+     return false;
+  }
+case "koi8-r":
+  if ( $input_charset == "windows-1251" ||
+       $input_charset == "iso-8859-5" ||
+       $input_charset == "koi8-u" ) {
+     return true;
+  } else {
+     return false;
+  }
+case "koi8-u":
+  if ( $input_charset == "windows-1251" ||
+       $input_charset == "iso-8859-5" ||
+       $input_charset == "koi8-r" ) {
+     return true;
+  } else {
+     return false;
+  }
+default:
+   return false;
+endswitch;
+}
+
+
+/* ------------------------------ main --------------------------- */
+
+global $squirrelmail_language, $languages, $use_gettext;
+
+if (! sqgetGlobalVar('squirrelmail_language',$squirrelmail_language,SQ_COOKIE)) {
+    $squirrelmail_language = '';
+}
+
+/**
+ * Array specifies the available translations.
+ *
+ * Structure of array:
+ * $languages['language']['variable'] = 'value'
+ *
+ * Possible 'variable' names:
+ *  NAME      - Translation name in English
+ *  CHARSET   - Encoding used by translation
+ *  ALIAS     - used when 'language' is only short name and 'value' should provide long language name
+ *  ALTNAME   - Native translation name. Any 8bit symbols must be html encoded.
+ *  LOCALE    - Full locale name (in xx_XX.charset format). It can use array with several locale names since 1.4.5 and 1.5.1
+ *  DIR       - Text direction. Used to define Right-to-Left languages. Possible values 'rtl' or 'ltr'. If undefined - defaults to 'ltr'
+ *  XTRA_CODE - translation uses special functions. See doc/i18n.txt
+ *
+ * Each 'language' definition requires NAME+CHARSET or ALIAS variables.
+ *
+ * @todo TODO: make language loading modular (similar to plugins, with locale/xx_XX/setup.php files)
+ * @name $languages
+ * @global array $languages
+ */
+$languages['bg_BG']['NAME']    = 'Bulgarian';
+$languages['bg_BG']['ALTNAME'] = '&#1041;&#1098;&#1083;&#1075;&#1072;&#1088;&#1089;&#1082;&#1080;';
+$languages['bg_BG']['CHARSET'] = 'windows-1251';
+$languages['bg_BG']['LOCALE']  = 'bg_BG.CP1251';
+$languages['bg']['ALIAS'] = 'bg_BG';
+
+$languages['bn_IN']['NAME']    = 'Bengali';
+$languages['bn_IN']['CHARSET'] = 'utf-8';
+$languages['bn_IN']['LOCALE']  = 'bn_IN.UTF-8';
+$languages['bn_BD']['ALIAS'] = 'bn_IN';
+$languages['bn']['ALIAS'] = 'bn_IN';
+
+$languages['ca_ES']['NAME']    = 'Catalan';
+$languages['ca_ES']['CHARSET'] = 'iso-8859-1';
+$languages['ca_ES']['LOCALE']  = array('ca_ES.ISO8859-1','ca_ES.ISO-8859-1','ca_ES');
+$languages['ca']['ALIAS'] = 'ca_ES';
+
+$languages['cs_CZ']['NAME']    = 'Czech';
+$languages['cs_CZ']['ALTNAME'] = '&#268;e&scaron;tina';
+$languages['cs_CZ']['CHARSET'] = 'iso-8859-2';
+$languages['cs_CZ']['LOCALE']  = array('cs_CZ.ISO8859-2','cs_CZ.ISO-8859-2','cs_CZ');
+$languages['cs']['ALIAS']      = 'cs_CZ';
+
+$languages['cy_GB']['NAME']    = 'Welsh';
+$languages['cy_GB']['ALTNAME'] = 'Cymraeg';
+$languages['cy_GB']['CHARSET'] = 'iso-8859-1';
+$languages['cy_GB']['LOCALE']  = array('cy_GB.ISO8859-1','cy_GB.ISO-8859-1','cy_GB');
+$languages['cy']['ALIAS'] = 'cy_GB';
+
+// Danish locale is da_DK.
+$languages['da_DK']['NAME']    = 'Danish';
+$languages['da_DK']['ALTNAME'] = 'Dansk';
+$languages['da_DK']['CHARSET'] = 'iso-8859-1';
+$languages['da_DK']['LOCALE']  = array('da_DK.ISO8859-1','da_DK.ISO-8859-1','da_DK');
+$languages['da']['ALIAS'] = 'da_DK';
+
+$languages['de_DE']['NAME']    = 'German';
+$languages['de_DE']['ALTNAME'] = 'Deutsch';
+$languages['de_DE']['CHARSET'] = 'iso-8859-1';
+$languages['de_DE']['LOCALE']  = array('de_DE.ISO8859-1','de_DE.ISO-8859-1','de_DE');
+$languages['de']['ALIAS'] = 'de_DE';
+
+$languages['el_GR']['NAME']    = 'Greek';
+$languages['el_GR']['ALTNAME'] = '&Epsilon;&lambda;&lambda;&eta;&nu;&iota;&kappa;&#940;';
+$languages['el_GR']['CHARSET'] = 'iso-8859-7';
+$languages['el_GR']['LOCALE']  = array('el_GR.ISO8859-7','el_GR.ISO-8859-7','el_GR');
+$languages['el']['ALIAS'] = 'el_GR';
+
+$languages['en_GB']['NAME']    = 'British';
+$languages['en_GB']['CHARSET'] = 'iso-8859-15';
+$languages['en_GB']['LOCALE']  = array('en_GB.ISO8859-15','en_GB.ISO-8859-15','en_GB');
+
+$languages['en_US']['NAME']    = 'English';
+$languages['en_US']['CHARSET'] = 'iso-8859-1';
+$languages['en_US']['LOCALE']  = 'en_US.ISO8859-1';
+$languages['en']['ALIAS'] = 'en_US';
+
+$languages['es_ES']['NAME']    = 'Spanish';
+$languages['es_ES']['ALTNAME'] = 'Espa&ntilde;ol';
+$languages['es_ES']['CHARSET'] = 'iso-8859-1';
+$languages['es_ES']['LOCALE']  = array('es_ES.ISO8859-1','es_ES.ISO-8859-1','es_ES');
+$languages['es']['ALIAS'] = 'es_ES';
+
+$languages['et_EE']['NAME']    = 'Estonian';
+$languages['et_EE']['CHARSET'] = 'iso-8859-15';
+$languages['et_EE']['LOCALE']  = array('et_EE.ISO8859-15','et_EE.ISO-8859-15','et_EE');
+$languages['et']['ALIAS'] = 'et_EE';
+
+$languages['eu_ES']['NAME']    = 'Basque';
+$languages['eu_ES']['CHARSET'] = 'iso-8859-1';
+$languages['eu_ES']['LOCALE']  = array('eu_ES.ISO8859-1','eu_ES.ISO-8859-1','eu_ES');
+$languages['eu']['ALIAS'] = 'eu_ES';
+
+$languages['fo_FO']['NAME']    = 'Faroese';
+$languages['fo_FO']['CHARSET'] = 'iso-8859-1';
+$languages['fo_FO']['LOCALE']  = array('fo_FO.ISO8859-1','fo_FO.ISO-8859-1','fo_FO');
+$languages['fo']['ALIAS'] = 'fo_FO';
+
+$languages['fi_FI']['NAME']    = 'Finnish';
+$languages['fi_FI']['ALTNAME'] = 'Suomi';
+$languages['fi_FI']['CHARSET'] = 'iso-8859-1';
+$languages['fi_FI']['LOCALE']  = array('fi_FI.ISO8859-1','fi_FI.ISO-8859-1','fi_FI');
+$languages['fi']['ALIAS'] = 'fi_FI';
+
+$languages['fr_FR']['NAME']    = 'French';
+$languages['fr_FR']['ALTNAME'] = 'Fran&#231;ais';
+$languages['fr_FR']['CHARSET'] = 'iso-8859-1';
+$languages['fr_FR']['LOCALE']  = array('fr_FR.ISO8859-1','fr_FR.ISO-8859-1','fr_FR');
+$languages['fr']['ALIAS'] = 'fr_FR';
+
+$languages['hr_HR']['NAME']    = 'Croatian';
+$languages['hr_HR']['CHARSET'] = 'iso-8859-2';
+$languages['hr_HR']['LOCALE']  = array('hr_HR.ISO8859-2','hr_HR.ISO-8859-2','hr_HR');
+$languages['hr']['ALIAS'] = 'hr_HR';
+
+$languages['hu_HU']['NAME']    = 'Hungarian';
+$languages['hu_HU']['ALTNAME'] = 'Magyar';
+$languages['hu_HU']['CHARSET'] = 'iso-8859-2';
+$languages['hu_HU']['LOCALE']  = array('hu_HU.ISO8859-2','hu_HU.ISO-8859-2','hu_HU');
+$languages['hu']['ALIAS'] = 'hu_HU';
+
+$languages['id_ID']['NAME']    = 'Indonesian';
+$languages['id_ID']['ALTNAME'] = 'Bahasa Indonesia';
+$languages['id_ID']['CHARSET'] = 'iso-8859-1';
+$languages['id_ID']['LOCALE']  = array('id_ID.ISO8859-1','id_ID.ISO-8859-1','id_ID');
+$languages['id']['ALIAS'] = 'id_ID';
+
+$languages['is_IS']['NAME']    = 'Icelandic';
+$languages['is_IS']['ALTNAME'] = '&Iacute;slenska';
+$languages['is_IS']['CHARSET'] = 'iso-8859-1';
+$languages['is_IS']['LOCALE']  = array('is_IS.ISO8859-1','is_IS.ISO-8859-1','is_IS');
+$languages['is']['ALIAS'] = 'is_IS';
+
+$languages['it_IT']['NAME']    = 'Italian';
+$languages['it_IT']['CHARSET'] = 'iso-8859-1';
+$languages['it_IT']['LOCALE']  = array('it_IT.ISO8859-1','it_IT.ISO-8859-1','it_IT');
+$languages['it']['ALIAS'] = 'it_IT';
+
+$languages['ja_JP']['NAME']    = 'Japanese';
+$languages['ja_JP']['ALTNAME'] = '&#26085;&#26412;&#35486;';
+$languages['ja_JP']['CHARSET'] = 'iso-2022-jp';
+$languages['ja_JP']['LOCALE'] = 'ja_JP.EUC-JP';
+$languages['ja_JP']['XTRA_CODE'] = 'japanese_xtra';
+$languages['ja']['ALIAS'] = 'ja_JP';
+
+$languages['ko_KR']['NAME']    = 'Korean';
+$languages['ko_KR']['CHARSET'] = 'euc-KR';
+$languages['ko_KR']['LOCALE']  = 'ko_KR.EUC-KR';
+$languages['ko_KR']['XTRA_CODE'] = 'korean_xtra';
+$languages['ko']['ALIAS'] = 'ko_KR';
+
+$languages['lt_LT']['NAME']    = 'Lithuanian';
+$languages['lt_LT']['ALTNAME'] = 'Lietuvi&#371;';
+$languages['lt_LT']['CHARSET'] = 'utf-8';
+$languages['lt_LT']['LOCALE'] = 'lt_LT.UTF-8';
+$languages['lt']['ALIAS'] = 'lt_LT';
+
+$languages['nl_NL']['NAME']    = 'Dutch';
+$languages['nl_NL']['ALTNAME'] = 'Nederlands';
+$languages['nl_NL']['CHARSET'] = 'iso-8859-1';
+$languages['nl_NL']['LOCALE']  = array('nl_NL.ISO8859-1','nl_NL.ISO-8859-1','nl_NL');
+$languages['nl']['ALIAS'] = 'nl_NL';
+
+$languages['ms_MY']['NAME']    = 'Malay';
+$languages['ms_MY']['ALTNAME'] = 'Bahasa Melayu';
+$languages['ms_MY']['CHARSET'] = 'iso-8859-1';
+$languages['ms_MY']['LOCALE']  = array('ms_MY.ISO8859-1','ms_MY.ISO-8859-1','ms_MY');
+$languages['my']['ALIAS'] = 'ms_MY';
+
+$languages['nb_NO']['NAME']    = 'Norwegian (Bokm&aring;l)';
+$languages['nb_NO']['ALTNAME'] = 'Norsk (Bokm&aring;l)';
+$languages['nb_NO']['CHARSET'] = 'iso-8859-1';
+$languages['nb_NO']['LOCALE']  = array('nb_NO.ISO8859-1','nb_NO.ISO-8859-1','nb_NO');
+$languages['nb']['ALIAS'] = 'nb_NO';
+
+$languages['nn_NO']['NAME']    = 'Norwegian (Nynorsk)';
+$languages['nn_NO']['ALTNAME'] = 'Norsk (Nynorsk)';
+$languages['nn_NO']['CHARSET'] = 'iso-8859-1';
+$languages['nn_NO']['LOCALE']  = array('nn_NO.ISO8859-1','nn_NO.ISO-8859-1','nn_NO');
+
+$languages['pl_PL']['NAME']    = 'Polish';
+$languages['pl_PL']['ALTNAME'] = 'Polski';
+$languages['pl_PL']['CHARSET'] = 'iso-8859-2';
+$languages['pl_PL']['LOCALE']  = array('pl_PL.ISO8859-2','pl_PL.ISO-8859-2','pl_PL');
+$languages['pl']['ALIAS'] = 'pl_PL';
+
+$languages['pt_PT']['NAME'] = 'Portuguese (Portugal)';
+$languages['pt_PT']['CHARSET'] = 'iso-8859-1';
+$languages['pt_PT']['LOCALE']  = array('pt_PT.ISO8859-1','pt_PT.ISO-8859-1','pt_PT');
+$languages['pt']['ALIAS'] = 'pt_PT';
+
+$languages['pt_BR']['NAME']    = 'Portuguese (Brazil)';
+$languages['pt_BR']['ALTNAME'] = 'Portugu&ecirc;s do Brasil';
+$languages['pt_BR']['CHARSET'] = 'iso-8859-1';
+$languages['pt_BR']['LOCALE']  = array('pt_BR.ISO8859-1','pt_BR.ISO-8859-1','pt_BR');
+
+$languages['ro_RO']['NAME']    = 'Romanian';
+$languages['ro_RO']['ALTNAME'] = 'Rom&acirc;n&#259;';
+$languages['ro_RO']['CHARSET'] = 'iso-8859-2';
+$languages['ro_RO']['LOCALE']  = array('ro_RO.ISO8859-2','ro_RO.ISO-8859-2','ro_RO');
+$languages['ro']['ALIAS'] = 'ro_RO';
+
+$languages['ru_RU']['NAME']    = 'Russian';
+$languages['ru_RU']['ALTNAME'] = '&#1056;&#1091;&#1089;&#1089;&#1082;&#1080;&#1081;';
+$languages['ru_RU']['CHARSET'] = 'utf-8';
+$languages['ru_RU']['LOCALE']  = 'ru_RU.UTF-8';
+$languages['ru']['ALIAS'] = 'ru_RU';
+
+$languages['sk_SK']['NAME']    = 'Slovak';
+$languages['sk_SK']['CHARSET'] = 'iso-8859-2';
+$languages['sk_SK']['LOCALE']  = array('sk_SK.ISO8859-2','sk_SK.ISO-8859-2','sk_SK');
+$languages['sk']['ALIAS'] = 'sk_SK';
+
+$languages['sl_SI']['NAME']    = 'Slovenian';
+$languages['sl_SI']['ALTNAME'] = 'Sloven&scaron;&#269;ina';
+$languages['sl_SI']['CHARSET'] = 'iso-8859-2';
+$languages['sl_SI']['LOCALE']  = array('sl_SI.ISO8859-2','sl_SI.ISO-8859-2','sl_SI');
+$languages['sl']['ALIAS'] = 'sl_SI';
+
+$languages['sr_YU']['NAME']    = 'Serbian';
+$languages['sr_YU']['ALTNAME'] = 'Srpski';
+$languages['sr_YU']['CHARSET'] = 'iso-8859-2';
+$languages['sr_YU']['LOCALE']  = array('sr_YU.ISO8859-2','sr_YU.ISO-8859-2','sr_YU');
+$languages['sr']['ALIAS'] = 'sr_YU';
+
+$languages['sv_SE']['NAME']    = 'Swedish';
+$languages['sv_SE']['ALTNAME'] = 'Svenska';
+$languages['sv_SE']['CHARSET'] = 'iso-8859-1';
+$languages['sv_SE']['LOCALE']  = array('sv_SE.ISO8859-1','sv_SE.ISO-8859-1','sv_SE');
+$languages['sv']['ALIAS'] = 'sv_SE';
+
+$languages['th_TH']['NAME']    = 'Thai';
+$languages['th_TH']['CHARSET'] = 'tis-620';
+$languages['th_TH']['LOCALE']  = 'th_TH.TIS-620';
+$languages['th']['ALIAS'] = 'th_TH';
+
+$languages['tl_PH']['NAME']    = 'Tagalog';
+$languages['tl_PH']['CHARSET'] = 'iso-8859-1';
+$languages['tl_PH']['LOCALE']  = array('tl_PH.ISO8859-1','tl_PH.ISO-8859-1','tl_PH');
+$languages['tl']['ALIAS'] = 'tl_PH';
+
+$languages['tr_TR']['NAME']    = 'Turkish';
+$languages['tr_TR']['CHARSET'] = 'iso-8859-9';
+$languages['tr_TR']['LOCALE']  = array('tr_TR.ISO8859-9','tr_TR.ISO-8859-9','tr_TR');
+$languages['tr']['ALIAS'] = 'tr_TR';
+
+$languages['zh_TW']['NAME']    = 'Chinese Trad';
+$languages['zh_TW']['CHARSET'] = 'big5';
+$languages['zh_TW']['LOCALE']  = 'zh_TW.BIG5';
+$languages['tw']['ALIAS'] = 'zh_TW';
+
+$languages['zh_CN']['NAME']    = 'Chinese Simp';
+$languages['zh_CN']['CHARSET'] = 'gb2312';
+$languages['zh_CN']['LOCALE']  = 'zh_CN.GB2312';
+$languages['cn']['ALIAS'] = 'zh_CN';
+
+$languages['uk_UA']['NAME']    = 'Ukrainian';
+$languages['uk_UA']['CHARSET'] = 'koi8-u';
+$languages['uk_UA']['LOCALE']  = 'uk_UA.KOI8-U';
+$languages['uk']['ALIAS'] = 'uk_UA';
+
+$languages['ru_UA']['NAME']    = 'Russian (Ukrainian)';
+$languages['ru_UA']['CHARSET'] = 'koi8-r';
+$languages['ru_UA']['LOCALE']  = 'ru_UA.KOI8-R';
+
+/*
+$languages['vi_VN']['NAME']    = 'Vietnamese';
+$languages['vi_VN']['CHARSET'] = 'utf-8';
+$languages['vi']['ALIAS'] = 'vi_VN';
+*/
+
+// Right to left languages
+$languages['ar']['NAME']    = 'Arabic';
+$languages['ar']['CHARSET'] = 'windows-1256';
+$languages['ar']['DIR']     = 'rtl';
+
+$languages['fa_IR']['NAME']    = 'Farsi';
+$languages['fa_IR']['CHARSET'] = 'utf-8';
+$languages['fa_IR']['DIR']     = 'rtl';
+$languages['fa_IR']['LOCALE']  = 'fa_IR.UTF-8';
+$languages['fa']['ALIAS']      = 'fa_IR';
+
+$languages['he_IL']['NAME']    = 'Hebrew';
+$languages['he_IL']['CHARSET'] = 'windows-1255';
+$languages['he_IL']['LOCALE']  = 'he_IL.CP1255';
+$languages['he_IL']['DIR']     = 'rtl';
+$languages['he']['ALIAS']      = 'he_IL';
+
+$languages['ug']['NAME']    = 'Uighur';
+$languages['ug']['CHARSET'] = 'utf-8';
+$languages['ug']['DIR']     = 'rtl';
+
+/* Detect whether gettext is installed. */
+$gettext_flags = 0;
+if (function_exists('_')) {
+    $gettext_flags += 1;
+}
+if (function_exists('bindtextdomain')) {
+    $gettext_flags += 2;
+}
+if (function_exists('textdomain')) {
+    $gettext_flags += 4;
+}
+if (function_exists('ngettext')) {
+    $gettext_flags += 8;
+}
+
+/* If gettext is fully loaded, cool */
+if ($gettext_flags == 15) {
+    $use_gettext = true;
+}
+
+/* If ngettext support is missing, load it */
+elseif ($gettext_flags == 7) {
+    $use_gettext = true;
+    // load internal ngettext functions
+    include_once(SM_PATH . 'class/l10n.class.php');
+    include_once(SM_PATH . 'functions/ngettext.php');
+}
+
+/* If we can fake gettext, try that */
+elseif ($gettext_flags == 0) {
+    $use_gettext = true;
+    include_once(SM_PATH . 'functions/gettext.php');
+} else {
+    /* Uh-ho.  A weird install */
+    if (! $gettext_flags & 1) {
+      /**
+       * Function is used as replacement in broken installs
+       * @ignore
+       */
+        function _($str) {
+            return $str;
+        }
+    }
+    if (! $gettext_flags & 2) {
+      /**
+       * Function is used as replacement in broken installs
+       * @ignore
+       */
+        function bindtextdomain() {
+            return;
+        }
+    }
+    if (! $gettext_flags & 4) {
+      /**
+       * Function is used as replacemet in broken installs
+       * @ignore
+       */
+        function textdomain() {
+            return;
+        }
+    }
+    if (! $gettext_flags & 8) {
+        /**
+         * Function is used as replacemet in broken installs
+         * @ignore
+         */
+        function ngettext($str,$str2,$number) {
+            if ($number>1) {
+                return $str2;
+            } else {
+                return $str;
             }
-         }
-      }
-
-      return $string;
-   }
-
-   // iso-8859-15 is Latin 9 and has very much the same use as Latin 1
-   // but has the Euro symbol and some characters needed for French.
-   function charset_decode_iso_8859_15 ($string) {
-      // Euro sign
-      $string = str_replace ("\244", "&#8364;", $string);
-      // Latin capital letter S with caron
-      $string = str_replace ("\244", "&#352;", $string);
-      // Latin small letter s with caron
-      $string = str_replace ("\250", "&#353;", $string);
-      // Latin capital letter Z with caron
-      $string = str_replace ("\264", "&#381;", $string);
-      // Latin small letter z with caron
-      $string = str_replace ("\270", "&#382;", $string);
-      // Latin capital ligature OE
-      $string = str_replace ("\274", "&#338;", $string);
-      // Latin small ligature oe
-      $string = str_replace ("\275", "&#339;", $string);
-      // Latin capital letter Y with diaeresis
-      $string = str_replace ("\276", "&#376;", $string);
-
-      return (charset_decode_iso_8859_1($string));
-   }
-
-   // ISO-8859-15 is Cyrillic
-   function charset_decode_iso_8859_5 ($string) {
-      // Convert to KOI8-R, then return this decoded.
-      $string = convert_cyr_string($string, "i", "k");
-      return charset_decode_koi8r($string);
-   }
-
-   // Remove all 8 bit characters from all other ISO-8859 character sets
-   function charset_decode_iso_8859_default ($string) {
-      return (strtr($string, "\240\241\242\243\244\245\246\247".
-                    "\250\251\252\253\254\255\256\257".
-                    "\260\261\262\263\264\265\266\267".
-                    "\270\271\272\273\274\275\276\277".
-                    "\300\301\302\303\304\305\306\307".
-                    "\310\311\312\313\314\315\316\317".
-                    "\320\321\322\323\324\325\326\327".
-                    "\330\331\332\333\334\335\336\337".
-                    "\340\341\342\343\344\345\346\347".
-                    "\350\351\352\353\354\355\356\357".
-                    "\360\361\362\363\364\365\366\367".
-                    "\370\371\372\373\374\375\376\377", 
-                    "????????????????????????????????????????".
-                    "????????????????????????????????????????".
-                    "????????????????????????????????????????".
-                    "????????"));
-      
-   }
-
-   // This is the same as ISO-646-NO and is used by some
-   // Microsoft programs when sending Norwegian characters
-   function charset_decode_ns_4551_1 ($string) {
-      // These characters are:
-      // Latin capital letter AE
-      // Latin capital letter O with stroke
-      // Latin capital letter A with ring above
-      // and the same as small letters
-      return strtr ($string, "[\\]{|}", "ÆØÅæøå");
-   }
-
-   // KOI8-R is used to encode Russian mail (Cyrrilic). Defined in RFC
-   // 1489.
-   function charset_decode_koi8r ($string) {
-      global $default_charset;
-
-      if ($default_charset == "koi8-r") {
-         return $string;
-      } else { 
-         // Convert to Unicode HTML entities.
-         // This code is rather ineffective.
-         $string = str_replace("\200", "&#9472;", $string);
-         $string = str_replace("\201", "&#9474;", $string);
-         $string = str_replace("\202", "&#9484;", $string);
-         $string = str_replace("\203", "&#9488;", $string);
-         $string = str_replace("\204", "&#9492;", $string);
-         $string = str_replace("\205", "&#9496;", $string);
-         $string = str_replace("\206", "&#9500;", $string);
-         $string = str_replace("\207", "&#9508;", $string);
-         $string = str_replace("\210", "&#9516;", $string);
-         $string = str_replace("\211", "&#9524;", $string);
-         $string = str_replace("\212", "&#9532;", $string);
-         $string = str_replace("\213", "&#9600;", $string);
-         $string = str_replace("\214", "&#9604;", $string);
-         $string = str_replace("\215", "&#9608;", $string);
-         $string = str_replace("\216", "&#9612;", $string);
-         $string = str_replace("\217", "&#9616;", $string);
-         $string = str_replace("\220", "&#9617;", $string);
-         $string = str_replace("\221", "&#9618;", $string);
-         $string = str_replace("\222", "&#9619;", $string);
-         $string = str_replace("\223", "&#8992;", $string);
-         $string = str_replace("\224", "&#9632;", $string);
-         $string = str_replace("\225", "&#8729;", $string);
-         $string = str_replace("\226", "&#8730;", $string);
-         $string = str_replace("\227", "&#8776;", $string);
-         $string = str_replace("\230", "&#8804;", $string);
-         $string = str_replace("\231", "&#8805;", $string);
-         $string = str_replace("\232", "&#160;", $string);
-         $string = str_replace("\233", "&#8993;", $string);
-         $string = str_replace("\234", "&#176;", $string);
-         $string = str_replace("\235", "&#178;", $string);
-         $string = str_replace("\236", "&#183;", $string);
-         $string = str_replace("\237", "&#247;", $string);
-         $string = str_replace("\240", "&#9552;", $string);
-         $string = str_replace("\241", "&#9553;", $string);
-         $string = str_replace("\242", "&#9554;", $string);
-         $string = str_replace("\243", "&#1105;", $string);
-         $string = str_replace("\244", "&#9555;", $string);
-         $string = str_replace("\245", "&#9556;", $string);
-         $string = str_replace("\246", "&#9557;", $string);
-         $string = str_replace("\247", "&#9558;", $string);
-         $string = str_replace("\250", "&#9559;", $string);
-         $string = str_replace("\251", "&#9560;", $string);
-         $string = str_replace("\252", "&#9561;", $string);
-         $string = str_replace("\253", "&#9562;", $string);
-         $string = str_replace("\254", "&#9563;", $string);
-         $string = str_replace("\255", "&#9564;", $string);
-         $string = str_replace("\256", "&#9565;", $string);
-         $string = str_replace("\257", "&#9566;", $string);
-         $string = str_replace("\260", "&#9567;", $string);
-         $string = str_replace("\261", "&#9568;", $string);
-         $string = str_replace("\262", "&#9569;", $string);
-         $string = str_replace("\263", "&#1025;", $string);
-         $string = str_replace("\264", "&#9570;", $string);
-         $string = str_replace("\265", "&#9571;", $string);
-         $string = str_replace("\266", "&#9572;", $string);
-         $string = str_replace("\267", "&#9573;", $string);
-         $string = str_replace("\270", "&#9574;", $string);
-         $string = str_replace("\271", "&#9575;", $string);
-         $string = str_replace("\272", "&#9576;", $string);
-         $string = str_replace("\273", "&#9577;", $string);
-         $string = str_replace("\274", "&#9578;", $string);
-         $string = str_replace("\275", "&#9579;", $string);
-         $string = str_replace("\276", "&#9580;", $string);
-         $string = str_replace("\277", "&#169;", $string);
-         $string = str_replace("\300", "&#1102;", $string);
-         $string = str_replace("\301", "&#1072;", $string);
-         $string = str_replace("\302", "&#1073;", $string);
-         $string = str_replace("\303", "&#1094;", $string);
-         $string = str_replace("\304", "&#1076;", $string);
-         $string = str_replace("\305", "&#1077;", $string);
-         $string = str_replace("\306", "&#1092;", $string);
-         $string = str_replace("\307", "&#1075;", $string);
-         $string = str_replace("\310", "&#1093;", $string);
-         $string = str_replace("\311", "&#1080;", $string);
-         $string = str_replace("\312", "&#1081;", $string);
-         $string = str_replace("\313", "&#1082;", $string);
-         $string = str_replace("\314", "&#1083;", $string);
-         $string = str_replace("\315", "&#1084;", $string);
-         $string = str_replace("\316", "&#1085;", $string);
-         $string = str_replace("\317", "&#1086;", $string);
-         $string = str_replace("\320", "&#1087;", $string);
-         $string = str_replace("\321", "&#1103;", $string);
-         $string = str_replace("\322", "&#1088;", $string);
-         $string = str_replace("\323", "&#1089;", $string);
-         $string = str_replace("\324", "&#1090;", $string);
-         $string = str_replace("\325", "&#1091;", $string);
-         $string = str_replace("\326", "&#1078;", $string);
-         $string = str_replace("\327", "&#1074;", $string);
-         $string = str_replace("\330", "&#1100;", $string);
-         $string = str_replace("\331", "&#1099;", $string);
-         $string = str_replace("\332", "&#1079;", $string);
-         $string = str_replace("\333", "&#1096;", $string);
-         $string = str_replace("\334", "&#1101;", $string);
-         $string = str_replace("\335", "&#1097;", $string);
-         $string = str_replace("\336", "&#1095;", $string);
-         $string = str_replace("\337", "&#1098;", $string);
-         $string = str_replace("\340", "&#1070;", $string);
-         $string = str_replace("\341", "&#1040;", $string);
-         $string = str_replace("\342", "&#1041;", $string);
-         $string = str_replace("\343", "&#1062;", $string);
-         $string = str_replace("\344", "&#1044;", $string);
-         $string = str_replace("\345", "&#1045;", $string);
-         $string = str_replace("\346", "&#1060;", $string);
-         $string = str_replace("\347", "&#1043;", $string);
-         $string = str_replace("\350", "&#1061;", $string);
-         $string = str_replace("\351", "&#1048;", $string);
-         $string = str_replace("\352", "&#1049;", $string);
-         $string = str_replace("\353", "&#1050;", $string);
-         $string = str_replace("\354", "&#1051;", $string);
-         $string = str_replace("\355", "&#1052;", $string);
-         $string = str_replace("\356", "&#1053;", $string);
-         $string = str_replace("\357", "&#1054;", $string);
-         $string = str_replace("\360", "&#1055;", $string);
-         $string = str_replace("\361", "&#1071;", $string);
-         $string = str_replace("\362", "&#1056;", $string);
-         $string = str_replace("\363", "&#1057;", $string);
-         $string = str_replace("\364", "&#1058;", $string);
-         $string = str_replace("\365", "&#1059;", $string);
-         $string = str_replace("\366", "&#1046;", $string);
-         $string = str_replace("\367", "&#1042;", $string);
-         $string = str_replace("\370", "&#1068;", $string);
-         $string = str_replace("\371", "&#1067;", $string);
-         $string = str_replace("\372", "&#1047;", $string);
-         $string = str_replace("\373", "&#1064;", $string);
-         $string = str_replace("\374", "&#1069;", $string);
-         $string = str_replace("\375", "&#1065;", $string);
-         $string = str_replace("\376", "&#1063;", $string);
-         $string = str_replace("\377", "&#1066;", $string);
-
-         return $string;
-      }
-   }
-
-
-   global $use_gettext;
-   
-   // Detect whether gettext is installed.
-   // If it is, set the flag so we can use it.
-   if (! function_exists("_") || 
-       ! function_exists("bindtextdomain") ||
-       ! function_exists("textdomain"))
-       $use_gettext = false;
-   else
-       $use_gettext = true;
-          
-
-   // Avoid warnings/errors   
-   if (! function_exists("_")) {
-      function _($str) { return $str; };
-   }
-   if (! function_exists("bindtextdomain")) {
-      function bindtextdomain() { return; }
-   }
-   if (! function_exists("textdomain")) {
-      function textdomain() { return; }
-   }
-
-
-   // Set up the language to be output
-   // if $do_search is true, then scan the browser information
-   // for a possible language that we know
-   function set_up_language($sm_language, $do_search = false)
-   {
-      static $SetupAlready = 0;
-		global $HTTP_ACCEPT_LANGUAGE, $use_gettext, $languages, $squirrelmail_language;
-      
-      if ($SetupAlready)
-         return;
-      $SetupAlready = 1;
-     
-      if ($do_search && ! $sm_language && isset($HTTP_ACCEPT_LANGUAGE)) {
-         $sm_language = substr($HTTP_ACCEPT_LANGUAGE, 0, 2);
-      }
-
-      if (isset($sm_language) && $use_gettext &&
-         $squirrelmail_language != "" &&
-         $languages[$sm_language]["CHARSET"]) {
-         putenv("LC_ALL=".$sm_language);
-         setlocale("LC_ALL", $sm_language);
-         bindtextdomain("squirrelmail", "../locale/");
-         textdomain("squirrelmail");
-         header ("Content-Type: text/html; charset=".$languages[$sm_language]["CHARSET"]);
-      }
-   }
-?>
+        }
+    }
+}
+?>
\ No newline at end of file