+ // 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;
+
+ // Convert to Unicode HTML entities.
+ // This code is rather ineffective.
+ $string = str_replace("\200", '─', $string);
+ $string = str_replace("\201", '│', $string);
+ $string = str_replace("\202", '┌', $string);
+ $string = str_replace("\203", '┐', $string);
+ $string = str_replace("\204", '└', $string);
+ $string = str_replace("\205", '┘', $string);
+ $string = str_replace("\206", '├', $string);
+ $string = str_replace("\207", '┤', $string);
+ $string = str_replace("\210", '┬', $string);
+ $string = str_replace("\211", '┴', $string);
+ $string = str_replace("\212", '┼', $string);
+ $string = str_replace("\213", '▀', $string);
+ $string = str_replace("\214", '▄', $string);
+ $string = str_replace("\215", '█', $string);
+ $string = str_replace("\216", '▌', $string);
+ $string = str_replace("\217", '▐', $string);
+ $string = str_replace("\220", '░', $string);
+ $string = str_replace("\221", '▒', $string);
+ $string = str_replace("\222", '▓', $string);
+ $string = str_replace("\223", '⌠', $string);
+ $string = str_replace("\224", '■', $string);
+ $string = str_replace("\225", '∙', $string);
+ $string = str_replace("\226", '√', $string);
+ $string = str_replace("\227", '≈', $string);
+ $string = str_replace("\230", '≤', $string);
+ $string = str_replace("\231", '≥', $string);
+ $string = str_replace("\232", ' ', $string);
+ $string = str_replace("\233", '⌡', $string);
+ $string = str_replace("\234", '°', $string);
+ $string = str_replace("\235", '²', $string);
+ $string = str_replace("\236", '·', $string);
+ $string = str_replace("\237", '÷', $string);
+ $string = str_replace("\240", '═', $string);
+ $string = str_replace("\241", '║', $string);
+ $string = str_replace("\242", '╒', $string);
+ $string = str_replace("\243", 'ё', $string);
+ $string = str_replace("\244", '╓', $string);
+ $string = str_replace("\245", '╔', $string);
+ $string = str_replace("\246", '╕', $string);
+ $string = str_replace("\247", '╖', $string);
+ $string = str_replace("\250", '╗', $string);
+ $string = str_replace("\251", '╘', $string);
+ $string = str_replace("\252", '╙', $string);
+ $string = str_replace("\253", '╚', $string);
+ $string = str_replace("\254", '╛', $string);
+ $string = str_replace("\255", '╜', $string);
+ $string = str_replace("\256", '╝', $string);
+ $string = str_replace("\257", '╞', $string);
+ $string = str_replace("\260", '╟', $string);
+ $string = str_replace("\261", '╠', $string);
+ $string = str_replace("\262", '╡', $string);
+ $string = str_replace("\263", 'Ё', $string);
+ $string = str_replace("\264", '╢', $string);
+ $string = str_replace("\265", '╣', $string);
+ $string = str_replace("\266", '╤', $string);
+ $string = str_replace("\267", '╥', $string);
+ $string = str_replace("\270", '╦', $string);
+ $string = str_replace("\271", '╧', $string);
+ $string = str_replace("\272", '╨', $string);
+ $string = str_replace("\273", '╩', $string);
+ $string = str_replace("\274", '╪', $string);
+ $string = str_replace("\275", '╫', $string);
+ $string = str_replace("\276", '╬', $string);
+ $string = str_replace("\277", '©', $string);
+ $string = str_replace("\300", 'ю', $string);
+ $string = str_replace("\301", 'а', $string);
+ $string = str_replace("\302", 'б', $string);
+ $string = str_replace("\303", 'ц', $string);
+ $string = str_replace("\304", 'д', $string);
+ $string = str_replace("\305", 'е', $string);
+ $string = str_replace("\306", 'ф', $string);
+ $string = str_replace("\307", 'г', $string);
+ $string = str_replace("\310", 'х', $string);
+ $string = str_replace("\311", 'и', $string);
+ $string = str_replace("\312", 'й', $string);
+ $string = str_replace("\313", 'к', $string);
+ $string = str_replace("\314", 'л', $string);
+ $string = str_replace("\315", 'м', $string);
+ $string = str_replace("\316", 'н', $string);
+ $string = str_replace("\317", 'о', $string);
+ $string = str_replace("\320", 'п', $string);
+ $string = str_replace("\321", 'я', $string);
+ $string = str_replace("\322", 'р', $string);
+ $string = str_replace("\323", 'с', $string);
+ $string = str_replace("\324", 'т', $string);
+ $string = str_replace("\325", 'у', $string);
+ $string = str_replace("\326", 'ж', $string);
+ $string = str_replace("\327", 'в', $string);
+ $string = str_replace("\330", 'ь', $string);
+ $string = str_replace("\331", 'ы', $string);
+ $string = str_replace("\332", 'з', $string);
+ $string = str_replace("\333", 'ш', $string);
+ $string = str_replace("\334", 'э', $string);
+ $string = str_replace("\335", 'щ', $string);
+ $string = str_replace("\336", 'ч', $string);
+ $string = str_replace("\337", 'ъ', $string);
+ $string = str_replace("\340", 'Ю', $string);
+ $string = str_replace("\341", 'А', $string);
+ $string = str_replace("\342", 'Б', $string);
+ $string = str_replace("\343", 'Ц', $string);
+ $string = str_replace("\344", 'Д', $string);
+ $string = str_replace("\345", 'Е', $string);
+ $string = str_replace("\346", 'Ф', $string);
+ $string = str_replace("\347", 'Г', $string);
+ $string = str_replace("\350", 'Х', $string);
+ $string = str_replace("\351", 'И', $string);
+ $string = str_replace("\352", 'Й', $string);
+ $string = str_replace("\353", 'К', $string);
+ $string = str_replace("\354", 'Л', $string);
+ $string = str_replace("\355", 'М', $string);
+ $string = str_replace("\356", 'Н', $string);
+ $string = str_replace("\357", 'О', $string);
+ $string = str_replace("\360", 'П', $string);
+ $string = str_replace("\361", 'Я', $string);
+ $string = str_replace("\362", 'Р', $string);
+ $string = str_replace("\363", 'С', $string);
+ $string = str_replace("\364", 'Т', $string);
+ $string = str_replace("\365", 'У', $string);
+ $string = str_replace("\366", 'Ж', $string);
+ $string = str_replace("\367", 'В', $string);
+ $string = str_replace("\370", 'Ь', $string);
+ $string = str_replace("\371", 'Ы', $string);
+ $string = str_replace("\372", 'З', $string);
+ $string = str_replace("\373", 'Ш', $string);
+ $string = str_replace("\374", 'Э', $string);
+ $string = str_replace("\375", 'Щ', $string);
+ $string = str_replace("\376", 'Ч', $string);
+ $string = str_replace("\377", 'Ъ', $string);
+
+ return $string;
+ }
+
+
+ global $use_gettext;
+
+ // 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')) $gettext_flags += 4;
+
+ // If gettext is fully loaded, cool
+ if ($gettext_flags == 7)
+ $use_gettext = true;
+ // If we can fake gettext, try that
+ elseif ($gettext_flags == 0) {
+ $use_gettext = true;
+ include('../functions/gettext.php');
+ } else {
+ // Uh-ho. A weird install
+ if (! $gettext_flags & 1) {
+ function _($str) { return $str; };
+ }
+ if (! $gettext_flags & 2) {
+ function bindtextdomain() { return; }
+ }
+ if (! $gettext_flags & 4) {
+ 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, $squirrelmail_default_language,
+ $sm_notAlias;
+
+ if ($SetupAlready)
+ return;
+
+ $SetupAlready = 1;
+
+ $charset_headers_sent=false;
+
+ if ($do_search && ! $sm_language && isset($HTTP_ACCEPT_LANGUAGE)) {
+ $sm_language = substr($HTTP_ACCEPT_LANGUAGE, 0, 2);
+ }
+ if (! $sm_language && isset($squirrelmail_default_language))
+ $sm_language = $squirrelmail_default_language;
+ $sm_notAlias = $sm_language;
+ while (isset($languages[$sm_notAlias]['ALIAS']))
+ $sm_notAlias = $languages[$sm_notAlias]['ALIAS'];
+
+ if (isset($sm_language) && $use_gettext &&
+ $squirrelmail_language != '' &&
+ isset($languages[$sm_notAlias]['CHARSET'])) {
+ if ((ini_get('safe_mode') == FALSE) && (getenv('LC_ALL') != $sm_language)) {
+ putenv('LC_ALL=' . $sm_notAlias);
+ }
+ setlocale('LC_ALL', $sm_notAlias);
+ bindtextdomain('squirrelmail', '../locale/');
+ textdomain('squirrelmail');
+ header ('Content-Type: text/html; charset=' . $languages[$sm_language]['CHARSET']);
+ }
+ }
+
+ function set_my_charset(){
+ //
+ // 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.
+ //
+ global $data_dir, $username, $default_charset, $languages;
+ $my_language = getPref($data_dir, $username, "language");
+ if (!$my_language) return;
+ while (isset($languages[$my_language]['ALIAS']))
+ $my_language = $languages[$my_language]['ALIAS'];
+ $my_charset=$languages[$my_language]['CHARSET'];
+ if ($my_charset) $default_charset=$my_charset;
+ }
+