functions/i18n.php

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