X-Git-Url: https://vcs.fsf.org/?a=blobdiff_plain;f=functions%2Fi18n.php;h=32fb38a961ff3fcf4a47f0ab6033baff9b3450a2;hb=6477eb2d365df14e5a1f266d7bafc1682093b860;hp=779513f131b29303323cdbc70ee7ffdd9b6c0fe3;hpb=1fd977808b077b015a79a92cad77f3c1e6894de4;p=squirrelmail.git

diff --git a/functions/i18n.php b/functions/i18n.php
index 779513f1..32fb38a9 100644
--- a/functions/i18n.php
+++ b/functions/i18n.php
@@ -1,4 +1,4 @@
-<?
+<?php
 
 /**
  ** i18n.php
@@ -6,77 +6,516 @@
  ** This file contains variuos functions that are needed to do
  ** internationalization of SquirrelMail.
  **
- ** Internally iso-8859-1 is used as character set. Other characters
- ** are encoded using Unicode entities according to HTML 4.0.
+ ** 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["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"]["NAME"]    = "Czech";
+   $languages["cs"]["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";
+   $languages["ca"]["CHARSET"] = "iso-8859-1";
+
    // Decodes a string to the internal encoding from the given charset
    function charset_decode ($charset, $string) {
+      global $debug_mime;
+
       // All HTML special characters are 7 bit and can be replaced first
       $string = htmlspecialchars ($string);
 
-      $charset = strolower($charset);
+      $charset = strtolower($charset);
+
+      if ($debug_mime) $string = $charset.":".$string;
 
       if (ereg("iso-8859-(.*)", $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 
-         return $string;
+      } else if ($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) {
-      // This is only debug code as long as the internal
-      // character set is iso-8859-1
+      global $default_charset;
 
-      // Latin small letter o with stroke
-      while (ereg("\370", $string))
-         $string = ereg_replace ("\370", "&#248;", $string);
+      if (strtolower($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-8859-15 is Latin 15 and has very much the same use as Latin 1
+   // 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);
+            }
+         
+            // 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);
+            }
+         
+            // 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);
+            }
+         }
+      }
+
+      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
-      while (ereg("\244", $replace))
-         $string = ereg_replace ("\244", "&#8364;", $string);
+      $string = str_replace ("\244", "&#8364;", $string);
       // Latin capital letter S with caron
-      while (ereg("\246", $string))
-         $string = ereg_replace ("\244", "&#352;", $string);
+      $string = str_replace ("\244", "&#352;", $string);
       // Latin small letter s with caron
-      while (ereg("\250", $string))
-         $string = ereg_replace ("\250", "&#353;", $string);
+      $string = str_replace ("\250", "&#353;", $string);
       // Latin capital letter Z with caron
-      while (ereg("\264", $string))
-         $string = ereg_replace ("\264", "&#381;", $string);
+      $string = str_replace ("\264", "&#381;", $string);
       // Latin small letter z with caron
-      while (ereg("\270", $string))
-         $string = ereg_replace ("\270", "&#382;", $string);
+      $string = str_replace ("\270", "&#382;", $string);
       // Latin capital ligature OE
-      while (ereg("\274", $string))
-         $string = ereg_replace ("\274", "&#338;", $string);
+      $string = str_replace ("\274", "&#338;", $string);
       // Latin small ligature oe
-      while (ereg("\275", $string))
-         $string = ereg_replace ("\275", "&#339;", $string);
+      $string = str_replace ("\275", "&#339;", $string);
       // Latin capital letter Y with diaeresis
-      while (ereg("\276", $string))
-         $string = ereg_replace ("\276", "&#376;", $string);
+      $string = str_replace ("\276", "&#376;", $string);
 
-      return ($string);
+      return (charset_decode_iso_8859_1($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 al 8 bit characters from all other ISO-8859 character sets
+   // 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".
@@ -108,4 +547,197 @@
       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 $HTTP_ACCEPT_LANGUAGE;
+      
+      if ($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 &&
+         $sm_language != "en" && $squirrelmail_language != "" &&
+         $languages[$sm_language]["CHARSET"]) {
+         putenv("LC_ALL=".$sm_language);
+         bindtextdomain("squirrelmail", "../locale/");
+         textdomain("squirrelmail");
+         header ("Content-Type: text/html; charset=".$languages[$sm_language]["CHARSET"]);
+      }
+   }
 ?>