functions/i18n.php

   1 <?php
   2 /**
   3  * SquirrelMail internationalization functions
   4  *
   5  * Copyright (c) 1999-2004 The SquirrelMail Project Team
   6  * Licensed under the GNU GPL. For full terms see the file COPYING.
   7  *
   8  * This file contains variuos functions that are needed to do
   9  * internationalization of SquirrelMail.
  10  *
  11  * Internally the output character set is used. Other characters are
  12  * encoded using Unicode entities according to HTML 4.0.
  13  *
  14  * @version $Id$
  15  * @package squirrelmail
  16  * @subpackage i18n
  17  */
  18
  19 /** Everything uses global.php... */
  20 require_once(SM_PATH . 'functions/global.php');
  21
  22 /**
  23  * Gettext bindtextdomain wrapper.
  24  *
  25  * Wrapper solves differences between php versions in order to provide
  26  * ngettext support. Should be used if translation uses ngettext
  27  * functions.
  28  * @since 1.5.1
  29  * @param string $domain gettext domain name
  30  * @param string $dir directory that contains all translations
  31  * @return string path to translation directory
  32  */
  33 function sq_bindtextdomain($domain,$dir) {
  34     global $l10n, $gettext_flags, $sm_notAlias;
  35
  36     if ($gettext_flags==7) {
  37         // gettext extension without ngettext
  38         if (substr($dir, -1) != '/') $dir .= '/';
  39         $mofile=$dir . $sm_notAlias . '/LC_MESSAGES/' . $domain . '.mo';
  40         $input = new FileReader($mofile);
  41         $l10n[$domain] = new gettext_reader($input);
  42     }
  43
  44     $dir=bindtextdomain($domain,$dir);
  45
  46     return $dir;
  47 }
  48
  49 /**
  50  * Gettext textdomain wrapper.
  51  * Makes sure that gettext_domain global is modified.
  52  * @since 1.5.1
  53  * @param string $name gettext domain name
  54  * @return string gettext domain name
  55  */
  56 function sq_textdomain($domain) {
  57     global $gettext_domain;
  58     $gettext_domain=textdomain($domain);
  59     return $gettext_domain;
  60 }
  61
  62 /**
  63  * Converts string from given charset to charset, that can be displayed by user translation.
  64  *
  65  * Function by default returns html encoded strings, if translation uses different encoding.
  66  * If Japanese translation is used - function returns string converted to euc-jp
  67  * If iconv or recode functions are enabled and translation uses utf-8 - function returns utf-8 encoded string.
  68  * If $charset is not supported - function returns unconverted string.
  69  *
  70  * sanitizing of html tags is also done by this function.
  71  *
  72  * @param string $charset
  73  * @param string $string Text to be decoded
  74  * @return string decoded string
  75  */
  76 function charset_decode ($charset, $string) {
  77     global $languages, $squirrelmail_language, $default_charset;
  78     global $use_php_recode, $use_php_iconv, $aggressive_decoding;
  79
  80     if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
  81         function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) {
  82         $string = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $string);
  83     }
  84
  85     $charset = strtolower($charset);
  86
  87     set_my_charset();
  88
  89     // Variables that allow to use functions without function_exist() calls
  90     if (! isset($use_php_recode) || $use_php_recode=="" ) {
  91         $use_php_recode=false; }
  92     if (! isset($use_php_iconv) || $use_php_iconv=="" ) {
  93         $use_php_iconv=false; }
  94
  95     // Don't do conversion if charset is the same.
  96     if ( $charset == strtolower($default_charset) )
  97         return htmlspecialchars($string);
  98
  99     // catch iso-8859-8-i thing
 100     if ( $charset == "iso-8859-8-i" )
 101         $charset = "iso-8859-8";
 102
 103     /*
 104      * Recode converts html special characters automatically if you use
 105      * 'charset..html' decoding. There is no documented way to put -d option
 106      * into php recode function call.
 107      */
 108     if ( $use_php_recode ) {
 109         if ( $default_charset == "utf-8" ) {
 110             // other charsets can be converted to utf-8 without loss.
 111             // and output string is smaller
 112             $string = recode_string($charset . "..utf-8",$string);
 113             return htmlspecialchars($string);
 114         } else {
 115             $string = recode_string($charset . "..html",$string);
 116             // recode does not convert single quote, htmlspecialchars does.
 117             $string = str_replace("'", '&#039;', $string);
 118             return $string;
 119         }
 120     }
 121
 122     // iconv functions does not have html target and can be used only with utf-8
 123     if ( $use_php_iconv && $default_charset=='utf-8') {
 124         $string = iconv($charset,$default_charset,$string);
 125         return htmlspecialchars($string);
 126     }
 127
 128     // If we don't use recode and iconv, we'll do it old way.
 129
 130     /* All HTML special characters are 7 bit and can be replaced first */
 131
 132     $string = htmlspecialchars ($string);
 133
 134     /* controls cpu and memory intensive decoding cycles */
 135     if (! isset($aggressive_decoding) || $aggressive_decoding=="" ) {
 136         $aggressive_decoding=false; }
 137
 138     $decode=fixcharset($charset);
 139     $decodefile=SM_PATH . 'functions/decode/' . $decode . '.php';
 140     if (file_exists($decodefile)) {
 141         include_once($decodefile);
 142         $ret = call_user_func('charset_decode_'.$decode, $string);
 143     } else {
 144         $ret = $string;
 145     }
 146     return( $ret );
 147 }
 148
 149 /**
 150  * Converts html string to given charset
 151  * @since 1.5.1
 152  * @param string $string
 153  * @param string $charset
 154  * @param boolean $htmlencode keep htmlspecialchars encoding
 155  * @param string
 156  */
 157 function charset_encode($string,$charset,$htmlencode=true) {
 158     global $default_charset;
 159
 160     // Undo html special chars
 161     if (! $htmlencode ) {
 162         $string = str_replace(array('&amp;','&gt;','&lt;','&quot;'),array('&','>','<','"'),$string);
 163     }
 164
 165     $encode=fixcharset($charset);
 166     $encodefile=SM_PATH . 'functions/encode/' . $encode . '.php';
 167     if (file_exists($encodefile)) {
 168         include_once($encodefile);
 169         $ret = call_user_func('charset_encode_'.$encode, $string);
 170     } else {
 171         include_once(SM_PATH . 'functions/encode/us_ascii.php');
 172         $ret = charset_encode_us_ascii($string);
 173     }
 174     return( $ret );
 175 }
 176
 177 /**
 178  * Combined decoding and encoding functions
 179  *
 180  * If conversion is done to charset different that utf-8, unsupported symbols
 181  * will be replaced with question marks.
 182  * @since 1.5.1
 183  * @param string $in_charset initial charset
 184  * @param string $string string that has to be converted
 185  * @param string $out_charset final charset
 186  * @param boolean $htmlencode keep htmlspecialchars encoding
 187  * @return string converted string
 188  */
 189 function charset_convert($in_charset,$string,$out_charset,$htmlencode=true) {
 190     $string=charset_decode($in_charset,$string);
 191     $string=charset_encode($string,$out_charset,$htmlencode);
 192     return $string;
 193 }
 194
 195 /**
 196  * Makes charset name suitable for decoding cycles
 197  *
 198  * @since 1.5.0
 199  * @param string $charset Name of charset
 200  * @return string $charset Adjusted name of charset
 201  */
 202 function fixcharset($charset) {
 203     /* remove minus and characters that might be used in paths from charset
 204      * name in order to be able to use it in function names and include calls.
 205      */
 206     $charset=preg_replace("/[-:.\/\\\]/",'_',$charset);
 207
 208     // windows-125x and cp125x charsets
 209     $charset=str_replace('windows_','cp',$charset);
 210
 211     // ibm > cp
 212     $charset=str_replace('ibm','cp',$charset);
 213
 214     // iso-8859-8-i -> iso-8859-8
 215     // use same cycle until I'll find differences
 216     $charset=str_replace('iso_8859_8_i','iso_8859_8',$charset);
 217
 218     return $charset;
 219 }
 220
 221 /**
 222  * Set up the language to be output
 223  * if $do_search is true, then scan the browser information
 224  * for a possible language that we know
 225  *
 226  * Function sets system locale environment (LC_ALL, LANG, LANGUAGE),
 227  * gettext translation bindings and html header information.
 228  *
 229  * Function returns error codes, if there is some fatal error.
 230  *  0 = no error,
 231  *  1 = mbstring support is not present,
 232  *  2 = mbstring support is not present, user's translation reverted to en_US.
 233  *
 234  * @param string $sm_language translation used by user's interface
 235  * @param bool $do_search use browser's preferred language detection functions. Defaults to false.
 236  * @param bool $default set $sm_language to $squirrelmail_default_language if language detection fails or language is not set. Defaults to false.
 237  * @return int function execution error codes.
 238  */
 239 function set_up_language($sm_language, $do_search = false, $default = false) {
 240
 241     static $SetupAlready = 0;
 242     global $use_gettext, $languages,
 243            $squirrelmail_language, $squirrelmail_default_language, $default_charset,
 244            $sm_notAlias, $username, $data_dir;
 245
 246     if ($SetupAlready) {
 247         return;
 248     }
 249
 250     $SetupAlready = TRUE;
 251     sqgetGlobalVar('HTTP_ACCEPT_LANGUAGE',  $accept_lang, SQ_SERVER);
 252
 253     if ($do_search && ! $sm_language && isset($accept_lang)) {
 254         $sm_language = substr($accept_lang, 0, 2);
 255     }
 256
 257     if ((!$sm_language||$default) && isset($squirrelmail_default_language)) {
 258         $squirrelmail_language = $squirrelmail_default_language;
 259         $sm_language = $squirrelmail_default_language;
 260     }
 261     $sm_notAlias = $sm_language;
 262
 263     // Catching removed translation
 264     // System reverts to English translation if user prefs contain translation
 265     // that is not available in $languages array
 266     if (!isset($languages[$sm_notAlias])) {
 267         $sm_notAlias="en_US";
 268     }
 269
 270     while (isset($languages[$sm_notAlias]['ALIAS'])) {
 271         $sm_notAlias = $languages[$sm_notAlias]['ALIAS'];
 272     }
 273
 274     if ( isset($sm_language) &&
 275          $use_gettext &&
 276          $sm_language != '' &&
 277          isset($languages[$sm_notAlias]['CHARSET']) ) {
 278         sq_bindtextdomain( 'squirrelmail', SM_PATH . 'locale/' );
 279         sq_textdomain( 'squirrelmail' );
 280         if (function_exists('bind_textdomain_codeset')) {
 281             if ($sm_notAlias == 'ja_JP') {
 282                 bind_textdomain_codeset ("squirrelmail", 'EUC-JP');
 283             } else {
 284                 bind_textdomain_codeset ("squirrelmail", $languages[$sm_notAlias]['CHARSET'] );
 285             }
 286         }
 287         if (isset($languages[$sm_notAlias]['LOCALE'])){
 288             $longlocale=$languages[$sm_notAlias]['LOCALE'];
 289         } else {
 290             $longlocale=$sm_notAlias;
 291         }
 292         if ( !ini_get('safe_mode') &&
 293              getenv( 'LC_ALL' ) != $longlocale ) {
 294             putenv( "LC_ALL=$longlocale" );
 295             putenv( "LANG=$longlocale" );
 296             putenv( "LANGUAGE=$longlocale" );
 297             putenv( "LC_NUMERIC=C" );
 298             if ($sm_notAlias=='tr_TR') putenv( "LC_CTYPE=C" );
 299         }
 300         setlocale(LC_ALL, $longlocale);
 301         // Workaround for plugins that use numbers with floating point
 302         // It might be removed if plugins use correct decimal delimiters
 303         // according to locale settings.
 304         setlocale(LC_NUMERIC, 'C');
 305         // Workaround for specific Turkish strtolower/strtoupper rules.
 306         // Many functions expect English conversion rules.
 307         if ($sm_notAlias=='tr_TR') setlocale(LC_CTYPE,'C');
 308
 309         // Set text direction/alignment variables
 310         // These don't appear to be used... are they safe to remove?
 311         if (isset($languages[$sm_notAlias]['DIR']) &&
 312             $languages[$sm_notAlias]['DIR'] == 'rtl') {
 313             /**
 314              * Text direction
 315              * @global string $text_direction
 316              */
 317             $text_direction='rtl';
 318             /**
 319              * Left alignment
 320              * @global string $left_align
 321              */
 322             $left_align='right';
 323             /**
 324              * Right alignment
 325              * @global string $right_align
 326              */
 327             $right_align='left';
 328         } else {
 329             $text_direction='ltr';
 330             $left_align='left';
 331             $right_align='right';
 332         }
 333
 334         $squirrelmail_language = $sm_notAlias;
 335         if ($squirrelmail_language == 'ja_JP') {
 336             header ('Content-Type: text/html; charset=EUC-JP');
 337             if (!function_exists('mb_internal_encoding')) {
 338                 // Error messages can't be displayed here
 339                 $error = 1;
 340                 // Revert to English if possible.
 341                 if (function_exists('setPref')  && $username!='' && $data_dir!="") {
 342                     setPref($data_dir, $username, 'language', "en_US");
 343                     $error = 2;
 344                 }
 345                 // stop further execution in order not to get php errors on mb_internal_encoding().
 346                 return $error;
 347             }
 348             if (function_exists('mb_language')) {
 349                 mb_language('Japanese');
 350             }
 351             mb_internal_encoding('EUC-JP');
 352             mb_http_output('pass');
 353         } elseif ($squirrelmail_language == 'en_US') {
 354             header( 'Content-Type: text/html; charset=' . $default_charset );
 355         } else {
 356             header( 'Content-Type: text/html; charset=' . $languages[$sm_notAlias]['CHARSET'] );
 357         }
 358     }
 359     return 0;
 360 }
 361
 362 /**
 363  * Sets default_charset variable according to the one that is used by user's translations.
 364  *
 365  * Function changes global $default_charset variable in order to be sure, that it
 366  * contains charset used by user's translation. Sanity of $squirrelmail_default_language
 367  * and $default_charset combination provided in SquirrelMail config is also tested.
 368  *
 369  * There can be a $default_charset setting in the
 370  * config.php file, but the user may have a different language
 371  * selected for a user interface. This function checks the
 372  * language selected by the user and tags the outgoing messages
 373  * with the appropriate charset corresponding to the language
 374  * selection. This is "more right" (tm), than just stamping the
 375  * message blindly with the system-wide $default_charset.
 376  */
 377 function set_my_charset(){
 378     global $data_dir, $username, $default_charset, $languages, $squirrelmail_default_language;
 379
 380     $my_language = getPref($data_dir, $username, 'language');
 381     if (!$my_language) {
 382         $my_language = $squirrelmail_default_language ;
 383     }
 384     // Catch removed translation
 385     if (!isset($languages[$my_language])) {
 386         $my_language="en_US";
 387     }
 388     while (isset($languages[$my_language]['ALIAS'])) {
 389         $my_language = $languages[$my_language]['ALIAS'];
 390     }
 391     $my_charset = $languages[$my_language]['CHARSET'];
 392     if ($my_language!='en_US') {
 393         $default_charset = $my_charset;
 394     }
 395 }
 396
 397 /**************************
 398  * Japanese extra functions
 399  **************************/
 400
 401 /**
 402  * Japanese decoding function
 403  *
 404  * converts string to euc-jp, if string uses JIS, EUC-JP, ShiftJIS or UTF-8
 405  * charset. Needs mbstring support in php.
 406  * @param string $ret text, that has to be converted
 407  * @return string converted string
 408  * @since 1.5.1
 409  */
 410 function japanese_xtra_decode($ret) {
 411     if (function_exists('mb_detect_encoding')) {
 412         $detect_encoding = @mb_detect_encoding($ret);
 413         if ($detect_encoding == 'JIS' ||
 414             $detect_encoding == 'EUC-JP' ||
 415             $detect_encoding == 'SJIS' ||
 416             $detect_encoding == 'UTF-8') {
 417
 418             $ret = mb_convert_kana(mb_convert_encoding($ret, 'EUC-JP', 'AUTO'), "KV");
 419         }
 420     }
 421     return $ret;
 422 }
 423
 424 /**
 425  * Japanese encoding function
 426  *
 427  * converts string to jis, if string uses JIS, EUC-JP, ShiftJIS or UTF-8
 428  * charset. Needs mbstring support in php.
 429  * @param string $ret text, that has to be converted
 430  * @return string converted text
 431  * @since 1.5.1
 432  */
 433 function japanese_xtra_encode($ret) {
 434     if (function_exists('mb_detect_encoding')) {
 435         $detect_encoding = @mb_detect_encoding($ret);
 436         if ($detect_encoding == 'JIS' ||
 437             $detect_encoding == 'EUC-JP' ||
 438             $detect_encoding == 'SJIS' ||
 439             $detect_encoding == 'UTF-8') {
 440
 441             $ret = mb_convert_encoding(mb_convert_kana($ret, "KV"), 'JIS', 'AUTO');
 442         }
 443     }
 444     return $ret;
 445 }
 446
 447 /**
 448  * Japanese header encoding function
 449  *
 450  * creates base64 encoded header in iso-2022-jp charset
 451  * @param string $ret text, that has to be converted
 452  * @return string mime base64 encoded string
 453  * @since 1.5.1
 454  */
 455 function japanese_xtra_encodeheader($ret) {
 456     if (function_exists('mb_detect_encoding')) {
 457         $result = '';
 458         if (strlen($ret) > 0) {
 459             $tmpstr = mb_substr($ret, 0, 1);
 460             $prevcsize = strlen($tmpstr);
 461             for ($i = 1; $i < mb_strlen($ret); $i++) {
 462                 $tmp = mb_substr($ret, $i, 1);
 463                 if (strlen($tmp) == $prevcsize) {
 464                     $tmpstr .= $tmp;
 465                 } else {
 466                     if ($prevcsize == 1) {
 467                         $result .= $tmpstr;
 468                     } else {
 469                         $result .= str_replace(' ', '',
 470                                                mb_encode_mimeheader($tmpstr,'iso-2022-jp','B',''));
 471                     }
 472                     $tmpstr = $tmp;
 473                     $prevcsize = strlen($tmp);
 474                 }
 475             }
 476             if (strlen($tmpstr)) {
 477                 if (strlen(mb_substr($tmpstr, 0, 1)) == 1)
 478                     $result .= $tmpstr;
 479                 else
 480                     $result .= str_replace(' ', '',
 481                                            mb_encode_mimeheader($tmpstr,'iso-2022-jp','B',''));
 482             }
 483         }
 484         $ret = $result;
 485     }
 486     return $ret;
 487 }
 488
 489 /**
 490  * Japanese header decoding function
 491  *
 492  * return human readable string from mime header. string is returned in euc-jp
 493  * charset.
 494  * @param string $ret header string
 495  * @return string decoded header string
 496  * @since 1.5.1
 497  */
 498 function japanese_xtra_decodeheader($ret) {
 499     if (function_exists('mb_detect_encoding')) {
 500         $ret = str_replace("\t", "", $ret);
 501         if (eregi('=\\?([^?]+)\\?(q|b)\\?([^?]+)\\?=', $ret))
 502             $ret = @mb_decode_mimeheader($ret);
 503         $ret = @mb_convert_encoding($ret, 'EUC-JP', 'AUTO');
 504     }
 505     return $ret;
 506 }
 507
 508 /**
 509  * Japanese downloaded filename processing function
 510  *
 511  * Returns shift-jis or euc-jp encoded file name
 512  * @param string $ret string
 513  * @param string $useragent browser
 514  * @return string converted string
 515  * @since 1.5.1
 516  */
 517 function japanese_xtra_downloadfilename($ret,$useragent) {
 518     if (function_exists('mb_detect_encoding')) {
 519         if (strstr($useragent, 'Windows') !== false ||
 520             strstr($useragent, 'Mac_') !== false) {
 521             $ret = mb_convert_encoding($ret, 'SJIS', 'AUTO');
 522         } else {
 523             $ret = mb_convert_encoding($ret, 'EUC-JP', 'AUTO');
 524         }
 525     }
 526     return $ret;
 527 }
 528
 529 /**
 530  * Japanese wordwrap function
 531  *
 532  * wraps text at set number of symbols
 533  * @param string $ret text
 534  * @param integer $wrap number of symbols per line
 535  * @return string wrapped text
 536  * @since 1.5.1
 537  */
 538 function japanese_xtra_wordwrap($ret,$wrap) {
 539     if (function_exists('mb_detect_encoding')) {
 540         $no_begin = "\x21\x25\x29\x2c\x2e\x3a\x3b\x3f\x5d\x7d\xa1\xf1\xa1\xeb\xa1" .
 541             "\xc7\xa1\xc9\xa2\xf3\xa1\xec\xa1\xed\xa1\xee\xa1\xa2\xa1\xa3\xa1\xb9" .
 542             "\xa1\xd3\xa1\xd5\xa1\xd7\xa1\xd9\xa1\xdb\xa1\xcd\xa4\xa1\xa4\xa3\xa4" .
 543             "\xa5\xa4\xa7\xa4\xa9\xa4\xc3\xa4\xe3\xa4\xe5\xa4\xe7\xa4\xee\xa1\xab" .
 544             "\xa1\xac\xa1\xb5\xa1\xb6\xa5\xa1\xa5\xa3\xa5\xa5\xa5\xa7\xa5\xa9\xa5" .
 545             "\xc3\xa5\xe3\xa5\xe5\xa5\xe7\xa5\xee\xa5\xf5\xa5\xf6\xa1\xa6\xa1\xbc" .
 546             "\xa1\xb3\xa1\xb4\xa1\xaa\xa1\xf3\xa1\xcb\xa1\xa4\xa1\xa5\xa1\xa7\xa1" .
 547             "\xa8\xa1\xa9\xa1\xcf\xa1\xd1";
 548         // This don't appear to be used... is it safe to remove?
 549         $no_end = "\x5c\x24\x28\x5b\x7b\xa1\xf2\x5c\xa1\xc6\xa1\xc8\xa1\xd2\xa1" .
 550             "\xd4\xa1\xd6\xa1\xd8\xa1\xda\xa1\xcc\xa1\xf0\xa1\xca\xa1\xce\xa1\xd0\xa1\xef";
 551
 552         if (strlen($ret) >= $wrap &&
 553             substr($ret, 0, 1) != '>' &&
 554             strpos($ret, 'http://') === FALSE &&
 555             strpos($ret, 'https://') === FALSE &&
 556             strpos($ret, 'ftp://') === FALSE) {
 557
 558             $ret = mb_convert_kana($ret, "KV");
 559
 560             $line_new = '';
 561             $ptr = 0;
 562
 563             while ($ptr < strlen($ret) - 1) {
 564                 $l = mb_strcut($ret, $ptr, $wrap);
 565                 $ptr += strlen($l);
 566                 $tmp = $l;
 567
 568                 $l = mb_strcut($ret, $ptr, 2);
 569                 while (strlen($l) != 0 && mb_strpos($no_begin, $l) !== FALSE ) {
 570                     $tmp .= $l;
 571                     $ptr += strlen($l);
 572                     $l = mb_strcut($ret, $ptr, 1);
 573                 }
 574                 $line_new .= $tmp;
 575                 if ($ptr < strlen($ret) - 1)
 576                     $line_new .= "\n";
 577             }
 578             $ret = $line_new;
 579         }
 580     }
 581     return $ret;
 582 }
 583
 584 /**
 585  * Japanese imap folder name encoding function
 586  *
 587  * converts folder name from euc-jp to utf7-imap
 588  * @param string $ret folder name
 589  * @return string converted folder name
 590  * @since 1.5.1
 591  */
 592 function japanese_xtra_utf7_imap_encode($ret){
 593     if (function_exists('mb_detect_encoding')) {
 594         $ret = mb_convert_encoding($ret, 'UTF7-IMAP', 'EUC-JP');
 595     }
 596     return $ret;
 597 }
 598
 599 /**
 600  * Japanese imap folder name decoding function
 601  *
 602  * converts folder name from utf7-imap to euc-jp.
 603  * @param string $ret folder name in utf7-imap
 604  * @return string converted folder name
 605  * @since 1.5.1
 606  */
 607 function japanese_xtra_utf7_imap_decode($ret) {
 608     if (function_exists('mb_detect_encoding')) {
 609         $ret = mb_convert_encoding($ret, 'EUC-JP', 'UTF7-IMAP');
 610     }
 611     return $ret;
 612 }
 613
 614 /**
 615  * Japanese string trimming function
 616  *
 617  * trims string to defined number of symbols
 618  * @param string $ret string
 619  * @param integer $width number of symbols
 620  * @return string trimmed string
 621  * @since 1.5.1
 622  */
 623 function japanese_xtra_strimwidth($ret,$width) {
 624     if (function_exists('mb_detect_encoding')) {
 625         $ret = mb_strimwidth($ret, 0, $width, '...');
 626     }
 627     return $ret;
 628 }
 629
 630 /********************************
 631  * Korean charset extra functions
 632  ********************************/
 633
 634 /**
 635  * Korean downloaded filename processing functions
 636  *
 637  * @param string default return value
 638  * @return string
 639  * @since 1.5.1
 640  */
 641 function korean_xtra_downloadfilename($ret) {
 642     $ret = str_replace("\x0D\x0A", '', $ret);  /* Hanmail's CR/LF Clear */
 643     for ($i=0;$i<strlen($ret);$i++) {
 644         if ($ret[$i] >= "\xA1" && $ret[$i] <= "\xFE") {   /* 0xA1 - 0XFE are Valid */
 645             $i++;
 646             continue;
 647         } else if (($ret[$i] >= 'a' && $ret[$i] <= 'z') || /* From Original ereg_replace in download.php */
 648                    ($ret[$i] >= 'A' && $ret[$i] <= 'Z') ||
 649                    ($ret[$i] == '.') || ($ret[$i] == '-')) {
 650             continue;
 651         } else {
 652             $ret[$i] = '_';
 653         }
 654     }
 655     return $ret;
 656 }
 657
 658 /**
 659  * Replaces non-braking spaces inserted by some browsers with regular space
 660  *
 661  * This function can be used to replace non-braking space symbols
 662  * that are inserted in forms by some browsers instead of normal
 663  * space symbol.
 664  *
 665  * @param string $string Text that needs to be cleaned
 666  * @param string $charset Charset used in text
 667  * @return string Cleaned text
 668  */
 669 function cleanup_nbsp($string,$charset) {
 670
 671   // reduce number of case statements
 672   if (stristr('iso-8859-',substr($charset,0,9))){
 673     $output_charset="iso-8859-x";
 674   }
 675   if (stristr('windows-125',substr($charset,0,11))){
 676     $output_charset="cp125x";
 677   }
 678   if (stristr('koi8',substr($charset,0,4))){
 679     $output_charset="koi8-x";
 680   }
 681   if (! isset($output_charset)){
 682     $output_charset=strtolower($charset);
 683   }
 684
 685 // where is non-braking space symbol
 686 switch($output_charset):
 687  case "iso-8859-x":
 688  case "cp125x":
 689  case "iso-2022-jp":
 690   $nbsp="\xA0";
 691   break;
 692  case "koi8-x":
 693    $nbsp="\x9A";
 694    break;
 695  case "utf-8":
 696    $nbsp="\xC2\xA0";
 697    break;
 698  default:
 699    // don't change string if charset is unmatched
 700    return $string;
 701 endswitch;
 702
 703 // return space instead of non-braking space.
 704  return str_replace($nbsp,' ',$string);
 705 }
 706
 707 /**
 708  * Function informs if it is safe to convert given charset to the one that is used by user.
 709  *
 710  * It is safe to use conversion only if user uses utf-8 encoding and when
 711  * converted charset is similar to the one that is used by user.
 712  *
 713  * @param string $input_charset Charset of text that needs to be converted
 714  * @return bool is it possible to convert to user's charset
 715  */
 716 function is_conversion_safe($input_charset) {
 717   global $languages, $sm_notAlias, $default_charset, $lossy_encoding;
 718
 719     if (isset($lossy_encoding) && $lossy_encoding )
 720         return true;
 721
 722  // convert to lower case
 723  $input_charset = strtolower($input_charset);
 724
 725  // Is user's locale Unicode based ?
 726  if ( $default_charset == "utf-8" ) {
 727    return true;
 728  }
 729
 730  // Charsets that are similar
 731 switch ($default_charset):
 732 case "windows-1251":
 733       if ( $input_charset == "iso-8859-5" ||
 734            $input_charset == "koi8-r" ||
 735            $input_charset == "koi8-u" ) {
 736         return true;
 737      } else {
 738         return false;
 739      }
 740 case "windows-1257":
 741   if ( $input_charset == "iso-8859-13" ||
 742        $input_charset == "iso-8859-4" ) {
 743     return true;
 744   } else {
 745     return false;
 746   }
 747 case "iso-8859-4":
 748   if ( $input_charset == "iso-8859-13" ||
 749        $input_charset == "windows-1257" ) {
 750      return true;
 751   } else {
 752      return false;
 753   }
 754 case "iso-8859-5":
 755   if ( $input_charset == "windows-1251" ||
 756        $input_charset == "koi8-r" ||
 757        $input_charset == "koi8-u" ) {
 758      return true;
 759   } else {
 760      return false;
 761   }
 762 case "iso-8859-13":
 763   if ( $input_charset == "iso-8859-4" ||
 764        $input_charset == "windows-1257" ) {
 765      return true;
 766   } else {
 767      return false;
 768   }
 769 case "koi8-r":
 770   if ( $input_charset == "windows-1251" ||
 771        $input_charset == "iso-8859-5" ||
 772        $input_charset == "koi8-u" ) {
 773      return true;
 774   } else {
 775      return false;
 776   }
 777 case "koi8-u":
 778   if ( $input_charset == "windows-1251" ||
 779        $input_charset == "iso-8859-5" ||
 780        $input_charset == "koi8-r" ) {
 781      return true;
 782   } else {
 783      return false;
 784   }
 785 default:
 786    return false;
 787 endswitch;
 788 }
 789
 790
 791 /* ------------------------------ main --------------------------- */
 792
 793 global $squirrelmail_language, $languages, $use_gettext;
 794
 795 if (! isset($squirrelmail_language)) {
 796     $squirrelmail_language = '';
 797 }
 798
 799 /**
 800  * Array specifies the available translations.
 801  *
 802  * Structure of array:
 803  * $languages['language']['variable'] = 'value'
 804  *
 805  * Possible 'variable' names:
 806  *  NAME      - Translation name in English
 807  *  CHARSET   - Encoding used by translation
 808  *  ALIAS     - used when 'language' is only short name and 'value' should provide long language name
 809  *  ALTNAME   - Native translation name. Any 8bit symbols must be html encoded.
 810  *  LOCALE    - Full locale name (in xx_XX.charset format)
 811  *  DIR       - Text direction. Used to define Right-to-Left languages. Possible values 'rtl' or 'ltr'. If undefined - defaults to 'ltr'
 812  *  XTRA_CODE - translation uses special functions. See doc/i18n.txt
 813  *
 814  * Each 'language' definition requires NAME+CHARSET or ALIAS variables.
 815  *
 816  * @name $languages
 817  * @global array $languages
 818  */
 819 $languages['bg_BG']['NAME']    = 'Bulgarian';
 820 $languages['bg_BG']['ALTNAME'] = '&#1041;&#1098;&#1083;&#1075;&#1072;&#1088;&#1089;&#1082;&#1080;';
 821 $languages['bg_BG']['CHARSET'] = 'windows-1251';
 822 $languages['bg_BG']['LOCALE']  = 'bg_BG.CP1251';
 823 $languages['bg']['ALIAS'] = 'bg_BG';
 824
 825 $languages['bn_IN']['NAME']    = 'Bengali';
 826 $languages['bn_IN']['CHARSET'] = 'utf-8';
 827 $languages['bn_IN']['LOCALE']  = 'bn_IN.UTF-8';
 828 $languages['bn_BD']['ALIAS'] = 'bn_IN';
 829 $languages['bn']['ALIAS'] = 'bn_IN';
 830
 831 $languages['ca_ES']['NAME']    = 'Catalan';
 832 $languages['ca_ES']['CHARSET'] = 'iso-8859-1';
 833 $languages['ca_ES']['LOCALE']  = 'ca_ES.ISO8859-1';
 834 $languages['ca']['ALIAS'] = 'ca_ES';
 835
 836 $languages['cs_CZ']['NAME']    = 'Czech';
 837 $languages['cs_CZ']['ALTNAME'] = '&#268;e&scaron;tina';
 838 $languages['cs_CZ']['CHARSET'] = 'iso-8859-2';
 839 $languages['cs_CZ']['LOCALE']  = 'cs_CZ.ISO8859-2';
 840 $languages['cs']['ALIAS']      = 'cs_CZ';
 841
 842 $languages['cy_GB']['NAME']    = 'Welsh';
 843 $languages['cy_GB']['ALTNAME'] = 'Cymraeg';
 844 $languages['cy_GB']['CHARSET'] = 'iso-8859-1';
 845 $languages['cy_GB']['LOCALE']  = 'cy_GB.ISO8859-1';
 846 $languages['cy']['ALIAS'] = 'cy_GB';
 847
 848 // Danish locale is da_DK.
 849 $languages['da_DK']['NAME']    = 'Danish';
 850 $languages['da_DK']['ALTNAME'] = 'Dansk';
 851 $languages['da_DK']['CHARSET'] = 'iso-8859-1';
 852 $languages['da_DK']['LOCALE']  = 'da_DK.ISO8859-1';
 853 $languages['da']['ALIAS'] = 'da_DK';
 854
 855 $languages['de_DE']['NAME']    = 'German';
 856 $languages['de_DE']['ALTNAME']    = 'Deutsch';
 857 $languages['de_DE']['CHARSET'] = 'iso-8859-1';
 858 $languages['de_DE']['LOCALE']  = 'de_DE.ISO8859-1';
 859 $languages['de']['ALIAS'] = 'de_DE';
 860
 861 $languages['el_GR']['NAME']    = 'Greek';
 862 $languages['el_GR']['ALTNAME'] = '&Epsilon;&lambda;&lambda;&eta;&nu;&iota;&kappa;&#940;';
 863 $languages['el_GR']['CHARSET'] = 'iso-8859-7';
 864 $languages['el_GR']['LOCALE']  = 'el_GR.ISO8859-7';
 865 $languages['el']['ALIAS'] = 'el_GR';
 866
 867 $languages['en_GB']['NAME']    = 'British';
 868 $languages['en_GB']['CHARSET'] = 'iso-8859-15';
 869 $languages['en_GB']['LOCALE']  = 'en_GB.ISO8859-15';
 870
 871 $languages['en_US']['NAME']    = 'English';
 872 $languages['en_US']['CHARSET'] = 'iso-8859-1';
 873 $languages['en_US']['LOCALE']  = 'en_US.ISO8859-1';
 874 $languages['en']['ALIAS'] = 'en_US';
 875
 876 $languages['es_ES']['NAME']    = 'Spanish';
 877 $languages['es_ES']['ALTNAME'] = 'Espa&ntilde;ol';
 878 $languages['es_ES']['CHARSET'] = 'iso-8859-1';
 879 $languages['es_ES']['LOCALE']  = 'es_ES.ISO8859-1';
 880 $languages['es']['ALIAS'] = 'es_ES';
 881
 882 $languages['et_EE']['NAME']    = 'Estonian';
 883 $languages['et_EE']['CHARSET'] = 'iso-8859-15';
 884 $languages['et_EE']['LOCALE']  = 'et_EE.ISO8859-15';
 885 $languages['et']['ALIAS'] = 'et_EE';
 886
 887 $languages['eu_ES']['NAME']    = 'Basque';
 888 $languages['eu_ES']['CHARSET'] = 'iso-8859-1';
 889 $languages['eu_ES']['LOCALE']  = 'eu_ES.ISO8859-1';
 890 $languages['eu']['ALIAS'] = 'eu_ES';
 891
 892 $languages['fo_FO']['NAME']    = 'Faroese';
 893 $languages['fo_FO']['CHARSET'] = 'iso-8859-1';
 894 $languages['fo_FO']['LOCALE']  = 'fo_FO.ISO8859-1';
 895 $languages['fo']['ALIAS'] = 'fo_FO';
 896
 897 $languages['fi_FI']['NAME']    = 'Finnish';
 898 $languages['fi_FI']['ALTNAME'] = 'Suomi';
 899 $languages['fi_FI']['CHARSET'] = 'iso-8859-1';
 900 $languages['fi_FI']['LOCALE']  = 'fi_FI.ISO8859-1';
 901 $languages['fi']['ALIAS'] = 'fi_FI';
 902
 903 $languages['fr_FR']['NAME']    = 'French';
 904 $languages['fr_FR']['ALTNAME'] = 'Fran&#231;ais';
 905 $languages['fr_FR']['CHARSET'] = 'iso-8859-1';
 906 $languages['fr_FR']['LOCALE']  = 'fr_FR.ISO8859-1';
 907 $languages['fr']['ALIAS'] = 'fr_FR';
 908
 909 $languages['hr_HR']['NAME']    = 'Croatian';
 910 $languages['hr_HR']['CHARSET'] = 'iso-8859-2';
 911 $languages['hr_HR']['LOCALE']  = 'hr_HR.ISO8859-2';
 912 $languages['hr']['ALIAS'] = 'hr_HR';
 913
 914 $languages['hu_HU']['NAME']    = 'Hungarian';
 915 $languages['hu_HU']['ALTNAME'] = 'Magyar';
 916 $languages['hu_HU']['CHARSET'] = 'iso-8859-2';
 917 $languages['hu_HU']['LOCALE']  = 'hu_HU.ISO8859-2';
 918 $languages['hu']['ALIAS'] = 'hu_HU';
 919
 920 $languages['id_ID']['NAME']    = 'Indonesian';
 921 $languages['id_ID']['ALTNAME'] = 'Bahasa Indonesia';
 922 $languages['id_ID']['CHARSET'] = 'iso-8859-1';
 923 $languages['id_ID']['LOCALE']  = 'id_ID.ISO8859-1';
 924 $languages['id']['ALIAS'] = 'id_ID';
 925
 926 $languages['is_IS']['NAME']    = 'Icelandic';
 927 $languages['is_IS']['ALTNAME'] = '&Iacute;slenska';
 928 $languages['is_IS']['CHARSET'] = 'iso-8859-1';
 929 $languages['is_IS']['LOCALE']  = 'is_IS.ISO8859-1';
 930 $languages['is']['ALIAS'] = 'is_IS';
 931
 932 $languages['it_IT']['NAME']    = 'Italian';
 933 $languages['it_IT']['CHARSET'] = 'iso-8859-1';
 934 $languages['it_IT']['LOCALE']  = 'it_IT.ISO8859-1';
 935 $languages['it']['ALIAS'] = 'it_IT';
 936
 937 $languages['ja_JP']['NAME']    = 'Japanese';
 938 $languages['ja_JP']['ALTNAME'] = '&#26085;&#26412;&#35486;';
 939 $languages['ja_JP']['CHARSET'] = 'iso-2022-jp';
 940 $languages['ja_JP']['LOCALE'] = 'ja_JP.EUC-JP';
 941 $languages['ja_JP']['XTRA_CODE'] = 'japanese_xtra';
 942 $languages['ja']['ALIAS'] = 'ja_JP';
 943
 944 $languages['ko_KR']['NAME']    = 'Korean';
 945 $languages['ko_KR']['CHARSET'] = 'euc-KR';
 946 $languages['ko_KR']['LOCALE']  = 'ko_KR.EUC-KR';
 947 $languages['ko_KR']['XTRA_CODE'] = 'korean_xtra';
 948 $languages['ko']['ALIAS'] = 'ko_KR';
 949
 950 $languages['lt_LT']['NAME']    = 'Lithuanian';
 951 $languages['lt_LT']['ALTNAME'] = 'Lietuvi&#371;';
 952 $languages['lt_LT']['CHARSET'] = 'utf-8';
 953 $languages['lt_LT']['LOCALE'] = 'lt_LT.UTF-8';
 954 $languages['lt']['ALIAS'] = 'lt_LT';
 955
 956 $languages['nl_NL']['NAME']    = 'Dutch';
 957 $languages['nl_NL']['ALTNAME'] = 'Nederlands';
 958 $languages['nl_NL']['CHARSET'] = 'iso-8859-1';
 959 $languages['nl_NL']['LOCALE']  = 'nl_NL.ISO8859-1';
 960 $languages['nl']['ALIAS'] = 'nl_NL';
 961
 962 $languages['ms_MY']['NAME']    = 'Malay';
 963 $languages['ms_MY']['ALTNAME'] = 'Bahasa Melayu';
 964 $languages['ms_MY']['CHARSET'] = 'iso-8859-1';
 965 $languages['ms_MY']['LOCALE']  = 'ms_MY.ISO8859-1';
 966 $languages['my']['ALIAS'] = 'ms_MY';
 967
 968 $languages['nb_NO']['NAME']    = 'Norwegian (Bokm&aring;l)';
 969 $languages['nb_NO']['ALTNAME'] = 'Norsk (Bokm&aring;l)';
 970 $languages['nb_NO']['CHARSET'] = 'iso-8859-1';
 971 $languages['nb_NO']['LOCALE']  = 'nb_NO.ISO8859-1';
 972 $languages['nb']['ALIAS'] = 'nb_NO';
 973
 974 $languages['nn_NO']['NAME']    = 'Norwegian (Nynorsk)';
 975 $languages['nn_NO']['ALTNAME'] = 'Norsk (Nynorsk)';
 976 $languages['nn_NO']['CHARSET'] = 'iso-8859-1';
 977 $languages['nn_NO']['LOCALE']  = 'nn_NO.ISO8859-1';
 978
 979 $languages['pl_PL']['NAME']    = 'Polish';
 980 $languages['pl_PL']['ALTNAME'] = 'Polski';
 981 $languages['pl_PL']['CHARSET'] = 'iso-8859-2';
 982 $languages['pl_PL']['LOCALE']  = 'pl_PL.ISO8859-2';
 983 $languages['pl']['ALIAS'] = 'pl_PL';
 984
 985 $languages['pt_PT']['NAME'] = 'Portuguese (Portugal)';
 986 $languages['pt_PT']['CHARSET'] = 'iso-8859-1';
 987 $languages['pt_PT']['LOCALE']  = 'pt_PT.ISO8859-1';
 988 $languages['pt']['ALIAS'] = 'pt_PT';
 989
 990 $languages['pt_BR']['NAME']    = 'Portuguese (Brazil)';
 991 $languages['pt_BR']['ALTNAME'] = 'Portugu&ecirc;s do Brasil';
 992 $languages['pt_BR']['CHARSET'] = 'iso-8859-1';
 993 $languages['pt_BR']['LOCALE']  = 'pt_BR.ISO8859-1';
 994
 995 $languages['ro_RO']['NAME']    = 'Romanian';
 996 $languages['ro_RO']['ALTNAME'] = 'Rom&acirc;n&#259;';
 997 $languages['ro_RO']['CHARSET'] = 'iso-8859-2';
 998 $languages['ro_RO']['LOCALE']  = 'ro_RO.ISO8859-2';
 999 $languages['ro']['ALIAS'] = 'ro_RO';
1000
1001 $languages['ru_RU']['NAME']    = 'Russian';
1002 $languages['ru_RU']['ALTNAME'] = '&#1056;&#1091;&#1089;&#1089;&#1082;&#1080;&#1081;';
1003 $languages['ru_RU']['CHARSET'] = 'utf-8';
1004 $languages['ru_RU']['LOCALE']  = 'ru_RU.UTF-8';
1005 $languages['ru']['ALIAS'] = 'ru_RU';
1006
1007 $languages['sk_SK']['NAME']    = 'Slovak';
1008 $languages['sk_SK']['CHARSET'] = 'iso-8859-2';
1009 $languages['sk_SK']['LOCALE']  = 'sk_SK.ISO8859-2';
1010 $languages['sk']['ALIAS'] = 'sk_SK';
1011
1012 $languages['sl_SI']['NAME']    = 'Slovenian';
1013 $languages['sl_SI']['ALTNAME'] = 'Sloven&scaron;&#269;ina';
1014 $languages['sl_SI']['CHARSET'] = 'iso-8859-2';
1015 $languages['sl_SI']['LOCALE']  = 'sl_SI.ISO8859-2';
1016 $languages['sl']['ALIAS'] = 'sl_SI';
1017
1018 $languages['sr_YU']['NAME']    = 'Serbian';
1019 $languages['sr_YU']['ALTNAME'] = 'Srpski';
1020 $languages['sr_YU']['CHARSET'] = 'iso-8859-2';
1021 $languages['sr_YU']['LOCALE']  = 'sr_YU.ISO8859-2';
1022 $languages['sr']['ALIAS'] = 'sr_YU';
1023
1024 $languages['sv_SE']['NAME']    = 'Swedish';
1025 $languages['sv_SE']['ALTNAME'] = 'Svenska';
1026 $languages['sv_SE']['CHARSET'] = 'iso-8859-1';
1027 $languages['sv_SE']['LOCALE']  = 'sv_SE.ISO8859-1';
1028 $languages['sv']['ALIAS'] = 'sv_SE';
1029
1030 $languages['th_TH']['NAME']    = 'Thai';
1031 $languages['th_TH']['CHARSET'] = 'tis-620';
1032 $languages['th_TH']['LOCALE']  = 'th_TH.TIS-620';
1033 $languages['th']['ALIAS'] = 'th_TH';
1034
1035 $languages['tl_PH']['NAME']    = 'Tagalog';
1036 $languages['tl_PH']['CHARSET'] = 'iso-8859-1';
1037 $languages['tl_PH']['LOCALE']  = 'tl_PH.ISO8859-1';
1038 $languages['tl']['ALIAS'] = 'tl_PH';
1039
1040 $languages['tr_TR']['NAME']    = 'Turkish';
1041 $languages['tr_TR']['CHARSET'] = 'iso-8859-9';
1042 $languages['tr_TR']['LOCALE']  = 'tr_TR.ISO8859-9';
1043 $languages['tr']['ALIAS'] = 'tr_TR';
1044
1045 $languages['zh_TW']['NAME']    = 'Chinese Trad';
1046 $languages['zh_TW']['CHARSET'] = 'big5';
1047 $languages['zh_TW']['LOCALE']  = 'zh_TW.BIG5';
1048 $languages['tw']['ALIAS'] = 'zh_TW';
1049
1050 $languages['zh_CN']['NAME']    = 'Chinese Simp';
1051 $languages['zh_CN']['CHARSET'] = 'gb2312';
1052 $languages['zh_CN']['LOCALE']  = 'zh_CN.GB2312';
1053 $languages['cn']['ALIAS'] = 'zh_CN';
1054
1055 $languages['uk_UA']['NAME']    = 'Ukrainian';
1056 $languages['uk_UA']['CHARSET'] = 'koi8-u';
1057 $languages['uk_UA']['LOCALE']  = 'uk_UA.KOI8-U';
1058 $languages['uk']['ALIAS'] = 'uk_UA';
1059
1060 $languages['ru_UA']['NAME']    = 'Russian (Ukrainian)';
1061 $languages['ru_UA']['CHARSET'] = 'koi8-r';
1062 $languages['ru_UA']['LOCALE']  = 'ru_UA.KOI8-R';
1063
1064 /*
1065 $languages['vi_VN']['NAME']    = 'Vietnamese';
1066 $languages['vi_VN']['CHARSET'] = 'utf-8';
1067 $languages['vi']['ALIAS'] = 'vi_VN';
1068 */
1069
1070 // Right to left languages
1071 $languages['ar']['NAME']    = 'Arabic';
1072 $languages['ar']['CHARSET'] = 'windows-1256';
1073 $languages['ar']['DIR']     = 'rtl';
1074
1075 $languages['fa_IR']['NAME']    = 'Farsi';
1076 $languages['fa_IR']['CHARSET'] = 'utf-8';
1077 $languages['fa_IR']['DIR']     = 'rtl';
1078 $languages['fa_IR']['LOCALE']  = 'fa_IR.UTF-8';
1079 $languages['fa']['ALIAS']      = 'fa_IR';
1080
1081 $languages['he_IL']['NAME']    = 'Hebrew';
1082 $languages['he_IL']['CHARSET'] = 'windows-1255';
1083 $languages['he_IL']['LOCALE']  = 'he_IL.CP1255';
1084 $languages['he_IL']['DIR']     = 'rtl';
1085 $languages['he']['ALIAS']      = 'he_IL';
1086
1087 $languages['ug']['NAME']    = 'Uighur';
1088 $languages['ug']['CHARSET'] = 'utf-8';
1089 $languages['ug']['DIR']     = 'rtl';
1090
1091 /* Detect whether gettext is installed. */
1092 $gettext_flags = 0;
1093 if (function_exists('_')) {
1094     $gettext_flags += 1;
1095 }
1096 if (function_exists('bindtextdomain')) {
1097     $gettext_flags += 2;
1098 }
1099 if (function_exists('textdomain')) {
1100     $gettext_flags += 4;
1101 }
1102 if (function_exists('ngettext')) {
1103     $gettext_flags += 8;
1104 }
1105
1106 /* If gettext is fully loaded, cool */
1107 if ($gettext_flags == 15) {
1108     $use_gettext = true;
1109 }
1110
1111 /* If ngettext support is missing, load it */
1112 elseif ($gettext_flags == 7) {
1113     $use_gettext = true;
1114     // load internal ngettext functions
1115     include_once(SM_PATH . 'class/l10n.class.php');
1116     include_once(SM_PATH . 'functions/ngettext.php');
1117 }
1118
1119 /* If we can fake gettext, try that */
1120 elseif ($gettext_flags == 0) {
1121     $use_gettext = true;
1122     include_once(SM_PATH . 'functions/gettext.php');
1123 } else {
1124     /* Uh-ho.  A weird install */
1125     if (! $gettext_flags & 1) {
1126       /**
1127        * Function is used as replacement in broken installs
1128        * @ignore
1129        */
1130         function _($str) {
1131             return $str;
1132         }
1133     }
1134     if (! $gettext_flags & 2) {
1135       /**
1136        * Function is used as replacement in broken installs
1137        * @ignore
1138        */
1139         function bindtextdomain() {
1140             return;
1141         }
1142     }
1143     if (! $gettext_flags & 4) {
1144       /**
1145        * Function is used as replacemet in broken installs
1146        * @ignore
1147        */
1148         function textdomain() {
1149             return;
1150         }
1151     }
1152     if (! $gettext_flags & 8) {
1153         /**
1154          * Function is used as replacemet in broken installs
1155          * @ignore
1156          */
1157         function ngettext($str,$str2,$number) {
1158             if ($number>1) {
1159                 return $str2;
1160             } else {
1161                 return $str;
1162             }
1163         }
1164     }
1165 }
1166 ?>