| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * SquirrelMail internationalization functions |
| 5 | * |
| 6 | * This file contains variuos functions that are needed to do |
| 7 | * internationalization of SquirrelMail. |
| 8 | * |
| 9 | * Internally the output character set is used. Other characters are |
| 10 | * encoded using Unicode entities according to HTML 4.0. |
| 11 | * |
| 12 | * Before 1.5.2 functions were stored in functions/i18n.php. Script is moved |
| 13 | * because it executes some code in order to detect functions supported by |
| 14 | * existing PHP installation and implements fallback functions when required |
| 15 | * functions are not available. Scripts in functions/ directory should not |
| 16 | * setup anything when they are loaded. |
| 17 | * @copyright © 1999-2007 The SquirrelMail Project Team |
| 18 | * @license http://opensource.org/licenses/gpl-license.php GNU Public License |
| 19 | * @version $Id$ |
| 20 | * @package squirrelmail |
| 21 | * @subpackage i18n |
| 22 | */ |
| 23 | |
| 24 | |
| 25 | /** |
| 26 | * Wrapper for textdomain(), bindtextdomain() and |
| 27 | * bind_textdomain_codeset() primarily intended for |
| 28 | * plugins when changing into their own text domain |
| 29 | * and back again. |
| 30 | * |
| 31 | * Note that if plugins using this function have |
| 32 | * their translation files located in the SquirrelMail |
| 33 | * locale directory, the second argument is optional. |
| 34 | * |
| 35 | * @param string $domain_name The name of the text domain |
| 36 | * (usually the plugin name, or |
| 37 | * "squirrelmail") being switched to. |
| 38 | * @param string $directory The directory that contains |
| 39 | * all translations for the domain |
| 40 | * (OPTIONAL; default is SquirrelMail |
| 41 | * locale directory). |
| 42 | * |
| 43 | * @return string The name of the text domain that was set |
| 44 | * *BEFORE* it is changed herein - NOTE that |
| 45 | * this differs from PHP's textdomain() |
| 46 | * |
| 47 | * @since 1.5.2 and 1.4.10 |
| 48 | */ |
| 49 | function sq_change_text_domain($domain_name, $directory='') { |
| 50 | |
| 51 | static $domains_already_seen = array(); |
| 52 | global $gettext_domain; |
| 53 | $return_value = $gettext_domain; |
| 54 | |
| 55 | // only need to call bindtextdomain() once |
| 56 | // |
| 57 | if (in_array($domain_name, $domains_already_seen)) { |
| 58 | sq_textdomain($domain_name); |
| 59 | return $return_value; |
| 60 | } |
| 61 | |
| 62 | $domains_already_seen[] = $domain_name; |
| 63 | |
| 64 | if (empty($directory)) $directory = SM_PATH . 'locale/'; |
| 65 | |
| 66 | sq_bindtextdomain($domain_name, $directory); |
| 67 | sq_textdomain($domain_name); |
| 68 | |
| 69 | return $return_value; |
| 70 | } |
| 71 | |
| 72 | /** |
| 73 | * Gettext bindtextdomain wrapper. |
| 74 | * |
| 75 | * Wrapper solves differences between php versions in order to provide |
| 76 | * ngettext support. Should be used if translation uses ngettext |
| 77 | * functions. |
| 78 | * |
| 79 | * This also provides a bind_textdomain_codeset call to make sure the |
| 80 | * domain's encoding will not be overridden. |
| 81 | * |
| 82 | * @since 1.4.10 and 1.5.1 |
| 83 | * @param string $domain gettext domain name |
| 84 | * @param string $dir directory that contains all translations (OPTIONAL; |
| 85 | * if not specified, defaults to SquirrelMail locale |
| 86 | * directory) |
| 87 | * @return string path to translation directory |
| 88 | */ |
| 89 | function sq_bindtextdomain($domain,$dir='') { |
| 90 | global $l10n, $gettext_flags, $sm_notAlias; |
| 91 | |
| 92 | if (empty($dir)) $dir = SM_PATH . 'locale/'; |
| 93 | |
| 94 | if ($gettext_flags==7) { |
| 95 | // gettext extension without ngettext |
| 96 | if (substr($dir, -1) != '/') $dir .= '/'; |
| 97 | $mofile=$dir . $sm_notAlias . '/LC_MESSAGES/' . $domain . '.mo'; |
| 98 | $input = new FileReader($mofile); |
| 99 | $l10n[$domain] = new gettext_reader($input); |
| 100 | } |
| 101 | |
| 102 | $dir=bindtextdomain($domain,$dir); |
| 103 | |
| 104 | // set codeset in order to avoid gettext charset conversions |
| 105 | if (function_exists('bind_textdomain_codeset') |
| 106 | && isset($languages[$sm_notAlias]['CHARSET'])) { |
| 107 | |
| 108 | // Japanese translation uses different internal charset |
| 109 | if ($sm_notAlias == 'ja_JP') { |
| 110 | bind_textdomain_codeset ($domain_name, 'EUC-JP'); |
| 111 | } else { |
| 112 | bind_textdomain_codeset ($domain_name, $languages[$sm_notAlias]['CHARSET']); |
| 113 | } |
| 114 | |
| 115 | } |
| 116 | |
| 117 | return $dir; |
| 118 | } |
| 119 | |
| 120 | /** |
| 121 | * Gettext textdomain wrapper. |
| 122 | * Makes sure that gettext_domain global is modified. |
| 123 | * @since 1.5.1 |
| 124 | * @param string $name gettext domain name |
| 125 | * @return string gettext domain name |
| 126 | */ |
| 127 | function sq_textdomain($domain) { |
| 128 | global $gettext_domain; |
| 129 | $gettext_domain=textdomain($domain); |
| 130 | return $gettext_domain; |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * php setlocale function wrapper |
| 135 | * |
| 136 | * From php 4.3.0 it is possible to use arrays in order to set locale. |
| 137 | * php gettext extension works only when locale is set. This wrapper |
| 138 | * function allows to use more than one locale name. |
| 139 | * |
| 140 | * @param int $category locale category name. Use php named constants |
| 141 | * (LC_ALL, LC_COLLATE, LC_CTYPE, LC_MONETARY, LC_NUMERIC, LC_TIME) |
| 142 | * @param mixed $locale option contains array with possible locales or string with one locale |
| 143 | * @return string name of set locale or false, if all locales fail. |
| 144 | * @since 1.5.1 and 1.4.5 |
| 145 | * @see http://www.php.net/setlocale |
| 146 | */ |
| 147 | function sq_setlocale($category,$locale) { |
| 148 | if (is_string($locale)) { |
| 149 | // string with only one locale |
| 150 | $ret = setlocale($category,$locale); |
| 151 | } elseif (! check_php_version(4,3)) { |
| 152 | // older php version (second setlocale argument must be string) |
| 153 | $ret=false; |
| 154 | $index=0; |
| 155 | while ( ! $ret && $index<count($locale)) { |
| 156 | $ret=setlocale($category,$locale[$index]); |
| 157 | $index++; |
| 158 | } |
| 159 | } else { |
| 160 | // php 4.3.0 or better, use entire array |
| 161 | $ret=setlocale($category,$locale); |
| 162 | } |
| 163 | |
| 164 | /* safety checks */ |
| 165 | if (preg_match("/^.*\/.*\/.*\/.*\/.*\/.*$/",$ret)) { |
| 166 | /** |
| 167 | * Welcome to We-Don't-Follow-Own-Fine-Manual department |
| 168 | * OpenBSD 3.8, 3.9-current and maybe later versions |
| 169 | * return invalid response to setlocale command. |
| 170 | * SM bug report #1427512. |
| 171 | */ |
| 172 | $ret = false; |
| 173 | } |
| 174 | return $ret; |
| 175 | } |
| 176 | |
| 177 | /** |
| 178 | * Converts string from given charset to charset, that can be displayed by user translation. |
| 179 | * |
| 180 | * Function by default returns html encoded strings, if translation uses different encoding. |
| 181 | * If Japanese translation is used - function returns string converted to euc-jp |
| 182 | * If iconv or recode functions are enabled and translation uses utf-8 - function returns utf-8 encoded string. |
| 183 | * If $charset is not supported - function returns unconverted string. |
| 184 | * |
| 185 | * sanitizing of html tags is also done by this function. |
| 186 | * |
| 187 | * @param string $charset |
| 188 | * @param string $string Text to be decoded |
| 189 | * @param boolean $force_decode converts string to html without $charset!=$default_charset check. |
| 190 | * Argument is available since 1.5.1 and 1.4.5. |
| 191 | * @param boolean $save_html disables htmlspecialchars() in order to preserve |
| 192 | * html formating. Use with care. Available since 1.5.1 |
| 193 | * @return string decoded string |
| 194 | */ |
| 195 | function charset_decode ($charset, $string, $force_decode=false, $save_html=false) { |
| 196 | global $languages, $squirrelmail_language, $default_charset; |
| 197 | global $use_php_recode, $use_php_iconv, $aggressive_decoding; |
| 198 | |
| 199 | if (isset($languages[$squirrelmail_language]['XTRA_CODE']) && |
| 200 | function_exists($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode')) { |
| 201 | $string = call_user_func($languages[$squirrelmail_language]['XTRA_CODE'] . '_decode', $string); |
| 202 | } |
| 203 | |
| 204 | $charset = strtolower($charset); |
| 205 | |
| 206 | set_my_charset(); |
| 207 | |
| 208 | // Variables that allow to use functions without function_exist() calls |
| 209 | if (! isset($use_php_recode) || $use_php_recode=="" ) { |
| 210 | $use_php_recode=false; } |
| 211 | if (! isset($use_php_iconv) || $use_php_iconv=="" ) { |
| 212 | $use_php_iconv=false; } |
| 213 | |
| 214 | // Don't do conversion if charset is the same. |
| 215 | if ( ! $force_decode && $charset == strtolower($default_charset) ) |
| 216 | return ($save_html ? $string : htmlspecialchars($string)); |
| 217 | |
| 218 | // catch iso-8859-8-i thing |
| 219 | if ( $charset == "iso-8859-8-i" ) |
| 220 | $charset = "iso-8859-8"; |
| 221 | |
| 222 | /* |
| 223 | * Recode converts html special characters automatically if you use |
| 224 | * 'charset..html' decoding. There is no documented way to put -d option |
| 225 | * into php recode function call. |
| 226 | */ |
| 227 | if ( $use_php_recode ) { |
| 228 | if ( $default_charset == "utf-8" ) { |
| 229 | // other charsets can be converted to utf-8 without loss. |
| 230 | // and output string is smaller |
| 231 | $string = recode_string($charset . "..utf-8",$string); |
| 232 | return ($save_html ? $string : htmlspecialchars($string)); |
| 233 | } else { |
| 234 | $string = recode_string($charset . "..html",$string); |
| 235 | // recode does not convert single quote, htmlspecialchars does. |
| 236 | $string = str_replace("'", ''', $string); |
| 237 | // undo html specialchars |
| 238 | if ($save_html) |
| 239 | $string=str_replace(array('&','"','<','>'), |
| 240 | array('&','"','<','>'),$string); |
| 241 | return $string; |
| 242 | } |
| 243 | } |
| 244 | |
| 245 | // iconv functions does not have html target and can be used only with utf-8 |
| 246 | if ( $use_php_iconv && $default_charset=='utf-8') { |
| 247 | $string = iconv($charset,$default_charset,$string); |
| 248 | return ($save_html ? $string : htmlspecialchars($string)); |
| 249 | } |
| 250 | |
| 251 | // If we don't use recode and iconv, we'll do it old way. |
| 252 | |
| 253 | /* All HTML special characters are 7 bit and can be replaced first */ |
| 254 | if (! $save_html) $string = htmlspecialchars ($string); |
| 255 | |
| 256 | /* controls cpu and memory intensive decoding cycles */ |
| 257 | if (! isset($aggressive_decoding) || $aggressive_decoding=="" ) { |
| 258 | $aggressive_decoding=false; } |
| 259 | |
| 260 | $decode=fixcharset($charset); |
| 261 | $decodefile=SM_PATH . 'functions/decode/' . $decode . '.php'; |
| 262 | if ($decode != 'index' && file_exists($decodefile)) { |
| 263 | include_once($decodefile); |
| 264 | // send $save_html argument to decoding function. needed for iso-2022-xx decoding. |
| 265 | $ret = call_user_func('charset_decode_'.$decode, $string, $save_html); |
| 266 | } else { |
| 267 | $ret = $string; |
| 268 | } |
| 269 | return( $ret ); |
| 270 | } |
| 271 | |
| 272 | /** |
| 273 | * Converts html string to given charset |
| 274 | * @since 1.5.1 and 1.4.4 |
| 275 | * @param string $string |
| 276 | * @param string $charset |
| 277 | * @param boolean $htmlencode keep htmlspecialchars encoding |
| 278 | * @return string |
| 279 | */ |
| 280 | function charset_encode($string,$charset,$htmlencode=true) { |
| 281 | global $default_charset; |
| 282 | |
| 283 | $encode=fixcharset($charset); |
| 284 | $encodefile=SM_PATH . 'functions/encode/' . $encode . '.php'; |
| 285 | if ($encode != 'index' && file_exists($encodefile)) { |
| 286 | include_once($encodefile); |
| 287 | $ret = call_user_func('charset_encode_'.$encode, $string); |
| 288 | } elseif(file_exists(SM_PATH . 'functions/encode/us_ascii.php')) { |
| 289 | // function replaces all 8bit html entities with question marks. |
| 290 | // it is used when other encoding functions are unavailable |
| 291 | include_once(SM_PATH . 'functions/encode/us_ascii.php'); |
| 292 | $ret = charset_encode_us_ascii($string); |
| 293 | } else { |
| 294 | /** |
| 295 | * fix for yahoo users that remove all us-ascii related things |
| 296 | */ |
| 297 | $ret = $string; |
| 298 | } |
| 299 | |
| 300 | /** |
| 301 | * Undo html special chars, some places (like compose form) have |
| 302 | * own sanitizing functions and don't need html symbols. |
| 303 | * Undo chars only after encoding in order to prevent conversion of |
| 304 | * html entities in plain text emails. |
| 305 | */ |
| 306 | if (! $htmlencode ) { |
| 307 | $ret = str_replace(array('&','>','<','"'),array('&','>','<','"'),$ret); |
| 308 | } |
| 309 | return( $ret ); |
| 310 | } |
| 311 | |
| 312 | /** |
| 313 | * Combined decoding and encoding functions |
| 314 | * |
| 315 | * If conversion is done to charset different that utf-8, unsupported symbols |
| 316 | * will be replaced with question marks. |
| 317 | * @since 1.5.1 and 1.4.4 |
| 318 | * @param string $in_charset initial charset |
| 319 | * @param string $string string that has to be converted |
| 320 | * @param string $out_charset final charset |
| 321 | * @param boolean $htmlencode keep htmlspecialchars encoding |
| 322 | * @return string converted string |
| 323 | */ |
| 324 | function charset_convert($in_charset,$string,$out_charset,$htmlencode=true) { |
| 325 | $string=charset_decode($in_charset,$string,true); |
| 326 | $string=sqi18n_convert_entities($string); |
| 327 | $string=charset_encode($string,$out_charset,$htmlencode); |
| 328 | return $string; |
| 329 | } |
| 330 | |
| 331 | /** |
| 332 | * Makes charset name suitable for decoding cycles |
| 333 | * |
| 334 | * @since 1.5.0 and 1.4.4 |
| 335 | * @param string $charset Name of charset |
| 336 | * @return string $charset Adjusted name of charset |
| 337 | */ |
| 338 | function fixcharset($charset) { |
| 339 | /* remove minus and characters that might be used in paths from charset |
| 340 | * name in order to be able to use it in function names and include calls. |
| 341 | */ |
| 342 | $charset=preg_replace("/[-:.\/\\\]/",'_',$charset); |
| 343 | |
| 344 | // OE ks_c_5601_1987 > cp949 |
| 345 | $charset=str_replace('ks_c_5601_1987','cp949',$charset); |
| 346 | // Moz x-euc-tw > euc-tw |
| 347 | $charset=str_replace('x_euc','euc',$charset); |
| 348 | // Moz x-windows-949 > cp949 |
| 349 | $charset=str_replace('x_windows_','cp',$charset); |
| 350 | |
| 351 | // windows-125x and cp125x charsets |
| 352 | $charset=str_replace('windows_','cp',$charset); |
| 353 | |
| 354 | // ibm > cp |
| 355 | $charset=str_replace('ibm','cp',$charset); |
| 356 | |
| 357 | // iso-8859-8-i -> iso-8859-8 |
| 358 | // use same cycle until I'll find differences |
| 359 | $charset=str_replace('iso_8859_8_i','iso_8859_8',$charset); |
| 360 | |
| 361 | return $charset; |
| 362 | } |
| 363 | |
| 364 | /** |
| 365 | * Set up the language to be output |
| 366 | * if $do_search is true, then scan the browser information |
| 367 | * for a possible language that we know |
| 368 | * |
| 369 | * Function sets system locale environment (LC_ALL, LANG, LANGUAGE), |
| 370 | * gettext translation bindings and html header information. |
| 371 | * |
| 372 | * Function returns error codes, if there is some fatal error. |
| 373 | * 0 = no error, |
| 374 | * 1 = mbstring support is not present, |
| 375 | * 2 = mbstring support is not present, user's translation reverted to en_US. |
| 376 | * |
| 377 | * @param string $sm_language Translation used by user's interface |
| 378 | * @param bool $do_search Use browser's preferred language detection functions. |
| 379 | * Defaults to false. |
| 380 | * @param bool $default Set $sm_language to $squirrelmail_default_language if |
| 381 | * language detection fails or language is not set. |
| 382 | * Defaults to false. |
| 383 | * @param string $content_type The content type being served currently (OPTIONAL; |
| 384 | * if not specified, defaults to whatever the template |
| 385 | * set that is in use has defined). |
| 386 | * |
| 387 | * @return int function execution error codes. |
| 388 | * |
| 389 | */ |
| 390 | function set_up_language($sm_language, $do_search=false, |
| 391 | $default=false, $content_type='') { |
| 392 | |
| 393 | static $SetupAlready = 0; |
| 394 | global $use_gettext, $languages, $oTemplate, |
| 395 | $squirrelmail_language, $squirrelmail_default_language, $default_charset, |
| 396 | $sm_notAlias, $username, $data_dir; |
| 397 | |
| 398 | if ($SetupAlready) { |
| 399 | return; |
| 400 | } |
| 401 | |
| 402 | $SetupAlready = TRUE; |
| 403 | sqgetGlobalVar('HTTP_ACCEPT_LANGUAGE', $accept_lang, SQ_SERVER); |
| 404 | |
| 405 | // grab content type if needed |
| 406 | // |
| 407 | if (empty($content_type)) $content_type = $oTemplate->get_content_type(); |
| 408 | |
| 409 | /** |
| 410 | * If function is asked to detect preferred language |
| 411 | * OR squirrelmail default language is set to empty string |
| 412 | * AND |
| 413 | * squirrelmail language ($sm_language) is empty string |
| 414 | * (not set in user's prefs and no cookie with language info) |
| 415 | * AND |
| 416 | * browser provides list of preferred languages |
| 417 | * THEN |
| 418 | * get preferred language from HTTP_ACCEPT_LANGUAGE header |
| 419 | */ |
| 420 | if (($do_search || empty($squirrelmail_default_language)) && |
| 421 | ! $sm_language && |
| 422 | isset($accept_lang)) { |
| 423 | // TODO: use more than one language, if first language is not available |
| 424 | // FIXME: function assumes that string contains two or more characters. |
| 425 | // FIXME: some languages use 5 chars |
| 426 | $sm_language = substr($accept_lang, 0, 2); |
| 427 | } |
| 428 | |
| 429 | /** |
| 430 | * If language preference is not set OR script asks to use default language |
| 431 | * AND |
| 432 | * default squirrelmail language is not set to empty string |
| 433 | * THEN |
| 434 | * use default squirrelmail language value from configuration. |
| 435 | */ |
| 436 | if ((!$sm_language||$default) && |
| 437 | ! empty($squirrelmail_default_language)) { |
| 438 | $squirrelmail_language = $squirrelmail_default_language; |
| 439 | $sm_language = $squirrelmail_default_language; |
| 440 | } |
| 441 | |
| 442 | /** provide failsafe language when detection fails */ |
| 443 | if (! $sm_language) $sm_language='en_US'; |
| 444 | |
| 445 | $sm_notAlias = $sm_language; |
| 446 | |
| 447 | // Catching removed translation |
| 448 | // System reverts to English translation if user prefs contain translation |
| 449 | // that is not available in $languages array |
| 450 | if (!isset($languages[$sm_notAlias])) { |
| 451 | $sm_notAlias="en_US"; |
| 452 | } |
| 453 | |
| 454 | while (isset($languages[$sm_notAlias]['ALIAS'])) { |
| 455 | $sm_notAlias = $languages[$sm_notAlias]['ALIAS']; |
| 456 | } |
| 457 | |
| 458 | if ( isset($sm_language) && |
| 459 | $use_gettext && |
| 460 | $sm_language != '' && |
| 461 | isset($languages[$sm_notAlias]['CHARSET']) ) { |
| 462 | sq_bindtextdomain( 'squirrelmail', SM_PATH . 'locale/' ); |
| 463 | sq_textdomain( 'squirrelmail' ); |
| 464 | |
| 465 | // Use LOCALE key, if it is set. |
| 466 | if (isset($languages[$sm_notAlias]['LOCALE'])){ |
| 467 | $longlocale=$languages[$sm_notAlias]['LOCALE']; |
| 468 | } else { |
| 469 | $longlocale=$sm_notAlias; |
| 470 | } |
| 471 | |
| 472 | // try setting locale |
| 473 | $retlocale=sq_setlocale(LC_ALL, $longlocale); |
| 474 | |
| 475 | // check if locale is set and assign that locale to $longlocale |
| 476 | // in order to use it in putenv calls. |
| 477 | if (! is_bool($retlocale)) { |
| 478 | $longlocale=$retlocale; |
| 479 | } elseif (is_array($longlocale)) { |
| 480 | // setting of all locales failed. |
| 481 | // we need string instead of array used in LOCALE key. |
| 482 | $longlocale=$sm_notAlias; |
| 483 | } |
| 484 | |
| 485 | if ( !((bool)ini_get('safe_mode')) && |
| 486 | getenv( 'LC_ALL' ) != $longlocale ) { |
| 487 | putenv( "LC_ALL=$longlocale" ); |
| 488 | putenv( "LANG=$longlocale" ); |
| 489 | putenv( "LANGUAGE=$longlocale" ); |
| 490 | putenv( "LC_NUMERIC=C" ); |
| 491 | if ($sm_notAlias=='tr_TR') putenv( "LC_CTYPE=C" ); |
| 492 | } |
| 493 | // Workaround for plugins that use numbers with floating point |
| 494 | // It might be removed if plugins use correct decimal delimiters |
| 495 | // according to locale settings. |
| 496 | setlocale(LC_NUMERIC, 'C'); |
| 497 | // Workaround for specific Turkish strtolower/strtoupper rules. |
| 498 | // Many functions expect English conversion rules. |
| 499 | if ($sm_notAlias=='tr_TR') setlocale(LC_CTYPE,'C'); |
| 500 | |
| 501 | /** |
| 502 | * Set text direction/alignment variables |
| 503 | * When language environment is setup, scripts can use these globals |
| 504 | * without accessing $languages directly and making checks for optional |
| 505 | * array key. |
| 506 | */ |
| 507 | global $text_direction, $left_align, $right_align; |
| 508 | if (isset($languages[$sm_notAlias]['DIR']) && |
| 509 | $languages[$sm_notAlias]['DIR'] == 'rtl') { |
| 510 | /** |
| 511 | * Text direction |
| 512 | * @global string $text_direction |
| 513 | */ |
| 514 | $text_direction='rtl'; |
| 515 | /** |
| 516 | * Left alignment |
| 517 | * @global string $left_align |
| 518 | */ |
| 519 | $left_align='right'; |
| 520 | /** |
| 521 | * Right alignment |
| 522 | * @global string $right_align |
| 523 | */ |
| 524 | $right_align='left'; |
| 525 | } else { |
| 526 | $text_direction='ltr'; |
| 527 | $left_align='left'; |
| 528 | $right_align='right'; |
| 529 | } |
| 530 | |
| 531 | $squirrelmail_language = $sm_notAlias; |
| 532 | if ($squirrelmail_language == 'ja_JP') { |
| 533 | $oTemplate->header ('Content-Type: ' . $content_type . '; charset=EUC-JP'); |
| 534 | if (!function_exists('mb_internal_encoding')) { |
| 535 | // Error messages can't be displayed here |
| 536 | $error = 1; |
| 537 | // Revert to English if possible. |
| 538 | if (function_exists('setPref') && $username!='' && $data_dir!="") { |
| 539 | setPref($data_dir, $username, 'language', "en_US"); |
| 540 | $error = 2; |
| 541 | } |
| 542 | // stop further execution in order not to get php errors on mb_internal_encoding(). |
| 543 | return $error; |
| 544 | } |
| 545 | if (function_exists('mb_language')) { |
| 546 | mb_language('Japanese'); |
| 547 | } |
| 548 | mb_internal_encoding('EUC-JP'); |
| 549 | mb_http_output('pass'); |
| 550 | } elseif ($squirrelmail_language == 'en_US') { |
| 551 | $oTemplate->header( 'Content-Type: ' . $content_type . '; charset=' . $default_charset ); |
| 552 | } else { |
| 553 | $oTemplate->header( 'Content-Type: ' . $content_type . '; charset=' . $languages[$sm_notAlias]['CHARSET'] ); |
| 554 | } |
| 555 | /** |
| 556 | * mbstring.func_overload fix (#929644). |
| 557 | * |
| 558 | * php mbstring extension can replace standard string functions with their multibyte |
| 559 | * equivalents. See http://www.php.net/ref.mbstring#mbstring.overload. This feature |
| 560 | * was added in php v.4.2.0 |
| 561 | * |
| 562 | * Some SquirrelMail functions work with 8bit strings in bytes. If interface is forced |
| 563 | * to use mbstring functions and mbstring internal encoding is set to multibyte charset, |
| 564 | * interface can't trust regular string functions. Due to mbstring overloading design |
| 565 | * limits php scripts can't control this setting. |
| 566 | * |
| 567 | * This hack should fix some issues related to 8bit strings in passwords. Correct fix is |
| 568 | * to disable mbstring overloading. Japanese translation uses different internal encoding. |
| 569 | */ |
| 570 | if ($squirrelmail_language != 'ja_JP' && |
| 571 | function_exists('mb_internal_encoding') && |
| 572 | check_php_version(4,2,0) && |
| 573 | (int)ini_get('mbstring.func_overload')!=0) { |
| 574 | mb_internal_encoding('pass'); |
| 575 | } |
| 576 | } |
| 577 | return 0; |
| 578 | } |
| 579 | |
| 580 | /** |
| 581 | * Sets default_charset variable according to the one that is used by user's translations. |
| 582 | * |
| 583 | * Function changes global $default_charset variable in order to be sure, that it |
| 584 | * contains charset used by user's translation. Sanity of $squirrelmail_language |
| 585 | * and $default_charset combination is also tested. |
| 586 | * |
| 587 | * There can be a $default_charset setting in the |
| 588 | * config.php file, but the user may have a different language |
| 589 | * selected for a user interface. This function checks the |
| 590 | * language selected by the user and tags the outgoing messages |
| 591 | * with the appropriate charset corresponding to the language |
| 592 | * selection. This is "more right" (tm), than just stamping the |
| 593 | * message blindly with the system-wide $default_charset. |
| 594 | */ |
| 595 | function set_my_charset(){ |
| 596 | global $data_dir, $username, $default_charset, $languages, $squirrelmail_language; |
| 597 | |
| 598 | $my_language = getPref($data_dir, $username, 'language'); |
| 599 | if (!$my_language) { |
| 600 | $my_language = $squirrelmail_language ; |
| 601 | } |
| 602 | // Catch removed translation |
| 603 | if (!isset($languages[$my_language])) { |
| 604 | $my_language="en_US"; |
| 605 | } |
| 606 | while (isset($languages[$my_language]['ALIAS'])) { |
| 607 | $my_language = $languages[$my_language]['ALIAS']; |
| 608 | } |
| 609 | $my_charset = $languages[$my_language]['CHARSET']; |
| 610 | if ($my_language!='en_US') { |
| 611 | $default_charset = $my_charset; |
| 612 | } |
| 613 | } |
| 614 | |
| 615 | /** |
| 616 | * Replaces non-braking spaces inserted by some browsers with regular space |
| 617 | * |
| 618 | * This function can be used to replace non-braking space symbols |
| 619 | * that are inserted in forms by some browsers instead of normal |
| 620 | * space symbol. |
| 621 | * |
| 622 | * @param string $string Text that needs to be cleaned |
| 623 | * @param string $charset Charset used in text |
| 624 | * @return string Cleaned text |
| 625 | */ |
| 626 | function cleanup_nbsp($string,$charset) { |
| 627 | |
| 628 | // reduce number of case statements |
| 629 | if (stristr('iso-8859-',substr($charset,0,9))){ |
| 630 | $output_charset="iso-8859-x"; |
| 631 | } |
| 632 | if (stristr('windows-125',substr($charset,0,11))){ |
| 633 | $output_charset="cp125x"; |
| 634 | } |
| 635 | if (stristr('koi8',substr($charset,0,4))){ |
| 636 | $output_charset="koi8-x"; |
| 637 | } |
| 638 | if (! isset($output_charset)){ |
| 639 | $output_charset=strtolower($charset); |
| 640 | } |
| 641 | |
| 642 | // where is non-braking space symbol |
| 643 | switch($output_charset): |
| 644 | case "iso-8859-x": |
| 645 | case "cp125x": |
| 646 | case "iso-2022-jp": |
| 647 | $nbsp="\xA0"; |
| 648 | break; |
| 649 | case "koi8-x": |
| 650 | $nbsp="\x9A"; |
| 651 | break; |
| 652 | case "utf-8": |
| 653 | $nbsp="\xC2\xA0"; |
| 654 | break; |
| 655 | default: |
| 656 | // don't change string if charset is unmatched |
| 657 | return $string; |
| 658 | endswitch; |
| 659 | |
| 660 | // return space instead of non-braking space. |
| 661 | return str_replace($nbsp,' ',$string); |
| 662 | } |
| 663 | |
| 664 | /** |
| 665 | * Function informs if it is safe to convert given charset to the one that is used by user. |
| 666 | * |
| 667 | * It is safe to use conversion only if user uses utf-8 encoding and when |
| 668 | * converted charset is similar to the one that is used by user. |
| 669 | * |
| 670 | * @param string $input_charset Charset of text that needs to be converted |
| 671 | * @return bool is it possible to convert to user's charset |
| 672 | */ |
| 673 | function is_conversion_safe($input_charset) { |
| 674 | global $languages, $sm_notAlias, $default_charset, $lossy_encoding; |
| 675 | |
| 676 | if (isset($lossy_encoding) && $lossy_encoding ) |
| 677 | return true; |
| 678 | |
| 679 | // convert to lower case |
| 680 | $input_charset = strtolower($input_charset); |
| 681 | |
| 682 | // Is user's locale Unicode based ? |
| 683 | if ( $default_charset == "utf-8" ) { |
| 684 | return true; |
| 685 | } |
| 686 | |
| 687 | // Charsets that are similar |
| 688 | switch ($default_charset) { |
| 689 | case "windows-1251": |
| 690 | if ( $input_charset == "iso-8859-5" || |
| 691 | $input_charset == "koi8-r" || |
| 692 | $input_charset == "koi8-u" ) { |
| 693 | return true; |
| 694 | } else { |
| 695 | return false; |
| 696 | } |
| 697 | case "windows-1257": |
| 698 | if ( $input_charset == "iso-8859-13" || |
| 699 | $input_charset == "iso-8859-4" ) { |
| 700 | return true; |
| 701 | } else { |
| 702 | return false; |
| 703 | } |
| 704 | case "iso-8859-4": |
| 705 | if ( $input_charset == "iso-8859-13" || |
| 706 | $input_charset == "windows-1257" ) { |
| 707 | return true; |
| 708 | } else { |
| 709 | return false; |
| 710 | } |
| 711 | case "iso-8859-5": |
| 712 | if ( $input_charset == "windows-1251" || |
| 713 | $input_charset == "koi8-r" || |
| 714 | $input_charset == "koi8-u" ) { |
| 715 | return true; |
| 716 | } else { |
| 717 | return false; |
| 718 | } |
| 719 | case "iso-8859-13": |
| 720 | if ( $input_charset == "iso-8859-4" || |
| 721 | $input_charset == "windows-1257" ) { |
| 722 | return true; |
| 723 | } else { |
| 724 | return false; |
| 725 | } |
| 726 | case "koi8-r": |
| 727 | if ( $input_charset == "windows-1251" || |
| 728 | $input_charset == "iso-8859-5" || |
| 729 | $input_charset == "koi8-u" ) { |
| 730 | return true; |
| 731 | } else { |
| 732 | return false; |
| 733 | } |
| 734 | case "koi8-u": |
| 735 | if ( $input_charset == "windows-1251" || |
| 736 | $input_charset == "iso-8859-5" || |
| 737 | $input_charset == "koi8-r" ) { |
| 738 | return true; |
| 739 | } else { |
| 740 | return false; |
| 741 | } |
| 742 | default: |
| 743 | return false; |
| 744 | } |
| 745 | } |
| 746 | |
| 747 | /** |
| 748 | * Converts html character entities to numeric entities |
| 749 | * |
| 750 | * SquirrelMail encoding functions work only with numeric entities. |
| 751 | * This function fixes issues with decoding functions that might convert |
| 752 | * some symbols to character entities. Issue is specific to PHP recode |
| 753 | * extension decoding. Function is used internally in charset_convert() |
| 754 | * function. |
| 755 | * @param string $str string that might contain html character entities |
| 756 | * @return string string with character entities converted to decimals. |
| 757 | * @since 1.5.2 |
| 758 | */ |
| 759 | function sqi18n_convert_entities($str) { |
| 760 | |
| 761 | $entities = array( |
| 762 | // Latin 1 |
| 763 | ' ' => ' ', |
| 764 | '¡' => '¡', |
| 765 | '¢' => '¢', |
| 766 | '£' => '£', |
| 767 | '¤' => '¤', |
| 768 | '¥' => '¥', |
| 769 | '¦' => '¦', |
| 770 | '§' => '§', |
| 771 | '¨' => '¨', |
| 772 | '©' => '©', |
| 773 | 'ª' => 'ª', |
| 774 | '«' => '«', |
| 775 | '¬' => '¬', |
| 776 | '­' => '­', |
| 777 | '®' => '®', |
| 778 | '¯' => '¯', |
| 779 | '°' => '°', |
| 780 | '±' => '±', |
| 781 | '²' => '²', |
| 782 | '³' => '³', |
| 783 | '´' => '´', |
| 784 | 'µ' => 'µ', |
| 785 | '¶' => '¶', |
| 786 | '·' => '·', |
| 787 | '¸' => '¸', |
| 788 | '¹' => '¹', |
| 789 | 'º' => 'º', |
| 790 | '»' => '»', |
| 791 | '¼' => '¼', |
| 792 | '½' => '½', |
| 793 | '¾' => '¾', |
| 794 | '¿' => '¿', |
| 795 | 'À' => 'À', |
| 796 | 'Á' => 'Á', |
| 797 | 'Â' => 'Â', |
| 798 | 'Ã' => 'Ã', |
| 799 | 'Ä' => 'Ä', |
| 800 | 'Å' => 'Å', |
| 801 | 'Æ' => 'Æ', |
| 802 | 'Ç' => 'Ç', |
| 803 | 'È' => 'È', |
| 804 | 'É' => 'É', |
| 805 | 'Ê' => 'Ê', |
| 806 | 'Ë' => 'Ë', |
| 807 | 'Ì' => 'Ì', |
| 808 | 'Í' => 'Í', |
| 809 | 'Î' => 'Î', |
| 810 | 'Ï' => 'Ï', |
| 811 | 'Ð' => 'Ð', |
| 812 | 'Ñ' => 'Ñ', |
| 813 | 'Ò' => 'Ò', |
| 814 | 'Ó' => 'Ó', |
| 815 | 'Ô' => 'Ô', |
| 816 | 'Õ' => 'Õ', |
| 817 | 'Ö' => 'Ö', |
| 818 | '×' => '×', |
| 819 | 'Ø' => 'Ø', |
| 820 | 'Ù' => 'Ù', |
| 821 | 'Ú' => 'Ú', |
| 822 | 'Û' => 'Û', |
| 823 | 'Ü' => 'Ü', |
| 824 | 'Ý' => 'Ý', |
| 825 | 'Þ' => 'Þ', |
| 826 | 'ß' => 'ß', |
| 827 | 'à' => 'à', |
| 828 | 'á' => 'á', |
| 829 | 'â' => 'â', |
| 830 | 'ã' => 'ã', |
| 831 | 'ä' => 'ä', |
| 832 | 'å' => 'å', |
| 833 | 'æ' => 'æ', |
| 834 | 'ç' => 'ç', |
| 835 | 'è' => 'è', |
| 836 | 'é' => 'é', |
| 837 | 'ê' => 'ê', |
| 838 | 'ë' => 'ë', |
| 839 | 'ì' => 'ì', |
| 840 | 'í' => 'í', |
| 841 | 'î' => 'î', |
| 842 | 'ï' => 'ï', |
| 843 | 'ð' => 'ð', |
| 844 | 'ñ' => 'ñ', |
| 845 | 'ò' => 'ò', |
| 846 | 'ó' => 'ó', |
| 847 | 'ô' => 'ô', |
| 848 | 'õ' => 'õ', |
| 849 | 'ö' => 'ö', |
| 850 | '÷' => '÷', |
| 851 | 'ø' => 'ø', |
| 852 | 'ù' => 'ù', |
| 853 | 'ú' => 'ú', |
| 854 | 'û' => 'û', |
| 855 | 'ü' => 'ü', |
| 856 | 'ý' => 'ý', |
| 857 | 'þ' => 'þ', |
| 858 | 'ÿ' => 'ÿ', |
| 859 | // Latin Extended-A |
| 860 | 'Œ' => 'Œ', |
| 861 | 'œ' => 'œ', |
| 862 | 'Š' => 'Š', |
| 863 | 'š' => 'š', |
| 864 | 'Ÿ' => 'Ÿ', |
| 865 | // Spacing Modifier Letters |
| 866 | 'ˆ' => 'ˆ', |
| 867 | '˜' => '˜', |
| 868 | // General Punctuation |
| 869 | ' ' => ' ', |
| 870 | ' ' => ' ', |
| 871 | ' ' => ' ', |
| 872 | '‌' => '‌', |
| 873 | '‍' => '‍', |
| 874 | '‎' => '‎', |
| 875 | '‏' => '‏', |
| 876 | '–' => '–', |
| 877 | '—' => '—', |
| 878 | '‘' => '‘', |
| 879 | '’' => '’', |
| 880 | '‚' => '‚', |
| 881 | '“' => '“', |
| 882 | '”' => '”', |
| 883 | '„' => '„', |
| 884 | '†' => '†', |
| 885 | '‡' => '‡', |
| 886 | '‰' => '‰', |
| 887 | '‹' => '‹', |
| 888 | '›' => '›', |
| 889 | '€' => '€', |
| 890 | // Latin Extended-B |
| 891 | 'ƒ' => 'ƒ', |
| 892 | // Greek |
| 893 | 'Α' => 'Α', |
| 894 | 'Β' => 'Β', |
| 895 | 'Γ' => 'Γ', |
| 896 | 'Δ' => 'Δ', |
| 897 | 'Ε' => 'Ε', |
| 898 | 'Ζ' => 'Ζ', |
| 899 | 'Η' => 'Η', |
| 900 | 'Θ' => 'Θ', |
| 901 | 'Ι' => 'Ι', |
| 902 | 'Κ' => 'Κ', |
| 903 | 'Λ' => 'Λ', |
| 904 | 'Μ' => 'Μ', |
| 905 | 'Ν' => 'Ν', |
| 906 | 'Ξ' => 'Ξ', |
| 907 | 'Ο' => 'Ο', |
| 908 | 'Π' => 'Π', |
| 909 | 'Ρ' => 'Ρ', |
| 910 | 'Σ' => 'Σ', |
| 911 | 'Τ' => 'Τ', |
| 912 | 'Υ' => 'Υ', |
| 913 | 'Φ' => 'Φ', |
| 914 | 'Χ' => 'Χ', |
| 915 | 'Ψ' => 'Ψ', |
| 916 | 'Ω' => 'Ω', |
| 917 | 'α' => 'α', |
| 918 | 'β' => 'β', |
| 919 | 'γ' => 'γ', |
| 920 | 'δ' => 'δ', |
| 921 | 'ε' => 'ε', |
| 922 | 'ζ' => 'ζ', |
| 923 | 'η' => 'η', |
| 924 | 'θ' => 'θ', |
| 925 | 'ι' => 'ι', |
| 926 | 'κ' => 'κ', |
| 927 | 'λ' => 'λ', |
| 928 | 'μ' => 'μ', |
| 929 | 'ν' => 'ν', |
| 930 | 'ξ' => 'ξ', |
| 931 | 'ο' => 'ο', |
| 932 | 'π' => 'π', |
| 933 | 'ρ' => 'ρ', |
| 934 | 'ς' => 'ς', |
| 935 | 'σ' => 'σ', |
| 936 | 'τ' => 'τ', |
| 937 | 'υ' => 'υ', |
| 938 | 'φ' => 'φ', |
| 939 | 'χ' => 'χ', |
| 940 | 'ψ' => 'ψ', |
| 941 | 'ω' => 'ω', |
| 942 | 'ϑ' => 'ϑ', |
| 943 | 'ϒ' => 'ϒ', |
| 944 | 'ϖ' => 'ϖ', |
| 945 | // General Punctuation |
| 946 | '•' => '•', |
| 947 | '…' => '…', |
| 948 | '′' => '′', |
| 949 | '″' => '″', |
| 950 | '‾' => '‾', |
| 951 | '⁄' => '⁄', |
| 952 | // Letterlike Symbols |
| 953 | '℘' => '℘', |
| 954 | 'ℑ' => 'ℑ', |
| 955 | 'ℜ' => 'ℜ', |
| 956 | '™' => '™', |
| 957 | 'ℵ' => 'ℵ', |
| 958 | // Arrows |
| 959 | '←' => '←', |
| 960 | '↑' => '↑', |
| 961 | '→' => '→', |
| 962 | '↓' => '↓', |
| 963 | '↔' => '↔', |
| 964 | '↵' => '↵', |
| 965 | '⇐' => '⇐', |
| 966 | '⇑' => '⇑', |
| 967 | '⇒' => '⇒', |
| 968 | '⇓' => '⇓', |
| 969 | '⇔' => '⇔', |
| 970 | // Mathematical Operators |
| 971 | '∀' => '∀', |
| 972 | '∂' => '∂', |
| 973 | '∃' => '∃', |
| 974 | '∅' => '∅', |
| 975 | '∇' => '∇', |
| 976 | '∈' => '∈', |
| 977 | '∉' => '∉', |
| 978 | '∋' => '∋', |
| 979 | '∏' => '∏', |
| 980 | '∑' => '∑', |
| 981 | '−' => '−', |
| 982 | '∗' => '∗', |
| 983 | '√' => '√', |
| 984 | '∝' => '∝', |
| 985 | '∞' => '∞', |
| 986 | '∠' => '∠', |
| 987 | '∧' => '∧', |
| 988 | '∨' => '∨', |
| 989 | '∩' => '∩', |
| 990 | '∪' => '∪', |
| 991 | '∫' => '∫', |
| 992 | '∴' => '∴', |
| 993 | '∼' => '∼', |
| 994 | '≅' => '≅', |
| 995 | '≈' => '≈', |
| 996 | '≠' => '≠', |
| 997 | '≡' => '≡', |
| 998 | '≤' => '≤', |
| 999 | '≥' => '≥', |
| 1000 | '⊂' => '⊂', |
| 1001 | '⊃' => '⊃', |
| 1002 | '⊄' => '⊄', |
| 1003 | '⊆' => '⊆', |
| 1004 | '⊇' => '⊇', |
| 1005 | '⊕' => '⊕', |
| 1006 | '⊗' => '⊗', |
| 1007 | '⊥' => '⊥', |
| 1008 | '⋅' => '⋅', |
| 1009 | // Miscellaneous Technical |
| 1010 | '⌈' => '⌈', |
| 1011 | '⌉' => '⌉', |
| 1012 | '⌊' => '⌊', |
| 1013 | '⌋' => '⌋', |
| 1014 | '⟨' => '〈', |
| 1015 | '⟩' => '〉', |
| 1016 | // Geometric Shapes |
| 1017 | '◊' => '◊', |
| 1018 | // Miscellaneous Symbols |
| 1019 | '♠' => '♠', |
| 1020 | '♣' => '♣', |
| 1021 | '♥' => '♥', |
| 1022 | '♦' => '♦'); |
| 1023 | |
| 1024 | $str = str_replace(array_keys($entities), array_values($entities), $str); |
| 1025 | |
| 1026 | return $str; |
| 1027 | } |
| 1028 | |
| 1029 | /* ------------------------------ main --------------------------- */ |
| 1030 | |
| 1031 | global $squirrelmail_language, $languages, $use_gettext; |
| 1032 | |
| 1033 | if (! sqgetGlobalVar('squirrelmail_language',$squirrelmail_language,SQ_COOKIE)) { |
| 1034 | $squirrelmail_language = ''; |
| 1035 | } |
| 1036 | |
| 1037 | /** |
| 1038 | * Array specifies the available translations. |
| 1039 | * |
| 1040 | * Structure of array: |
| 1041 | * $languages['language']['variable'] = 'value' |
| 1042 | * |
| 1043 | * Possible 'variable' names: |
| 1044 | * NAME - Translation name in English |
| 1045 | * CHARSET - Encoding used by translation |
| 1046 | * ALIAS - used when 'language' is only short name and 'value' should provide long language name |
| 1047 | * ALTNAME - Native translation name. Any 8bit symbols must be html encoded. |
| 1048 | * LOCALE - Full locale name (in xx_XX.charset format). It can use array with more than one locale name since 1.4.5 and 1.5.1 |
| 1049 | * DIR - Text direction. Used to define Right-to-Left languages. Possible values 'rtl' or 'ltr'. If undefined - defaults to 'ltr' |
| 1050 | * XTRA_CODE - translation uses special functions. See doc/i18n.txt |
| 1051 | * |
| 1052 | * Each 'language' definition requires NAME+CHARSET or ALIAS variables. |
| 1053 | * |
| 1054 | * @name $languages |
| 1055 | * @global array $languages |
| 1056 | */ |
| 1057 | $languages['en_US']['NAME'] = 'English'; |
| 1058 | $languages['en_US']['CHARSET'] = 'iso-8859-1'; |
| 1059 | $languages['en_US']['LOCALE'] = 'en_US.ISO8859-1'; |
| 1060 | $languages['en']['ALIAS'] = 'en_US'; |
| 1061 | |
| 1062 | /** |
| 1063 | * Automatic translation loading from setup.php files. |
| 1064 | * Solution for bug. 1240889. |
| 1065 | * setup.php file can contain $languages array entries and XTRA_CODE functions. |
| 1066 | */ |
| 1067 | if (is_dir(SM_PATH . 'locale') && |
| 1068 | is_readable(SM_PATH . 'locale')) { |
| 1069 | $localedir = dir(SM_PATH . 'locale'); |
| 1070 | while($lang_dir=$localedir->read()) { |
| 1071 | // remove trailing slash, if present |
| 1072 | if (substr($lang_dir,-1)=='/') { |
| 1073 | $lang_dir = substr($lang_dir,0,-1); |
| 1074 | } |
| 1075 | if ($lang_dir != '..' && $lang_dir != '.' && $lang_dir != 'CVS' && |
| 1076 | $lang_dir != '.svn' && is_dir(SM_PATH.'locale/'.$lang_dir) && |
| 1077 | file_exists(SM_PATH.'locale/'.$lang_dir.'/setup.php')) { |
| 1078 | include_once(SM_PATH.'locale/'.$lang_dir.'/setup.php'); |
| 1079 | } |
| 1080 | } |
| 1081 | $localedir->close(); |
| 1082 | } |
| 1083 | |
| 1084 | /* Detect whether gettext is installed. */ |
| 1085 | $gettext_flags = 0; |
| 1086 | if (function_exists('_')) { |
| 1087 | $gettext_flags += 1; |
| 1088 | } |
| 1089 | if (function_exists('bindtextdomain')) { |
| 1090 | $gettext_flags += 2; |
| 1091 | } |
| 1092 | if (function_exists('textdomain')) { |
| 1093 | $gettext_flags += 4; |
| 1094 | } |
| 1095 | if (function_exists('ngettext')) { |
| 1096 | $gettext_flags += 8; |
| 1097 | } |
| 1098 | |
| 1099 | /* If gettext is fully loaded, cool */ |
| 1100 | if ($gettext_flags == 15) { |
| 1101 | $use_gettext = true; |
| 1102 | } |
| 1103 | |
| 1104 | /* If ngettext support is missing, load it */ |
| 1105 | elseif ($gettext_flags == 7) { |
| 1106 | $use_gettext = true; |
| 1107 | // load internal ngettext functions |
| 1108 | include_once(SM_PATH . 'class/l10n.class.php'); |
| 1109 | include_once(SM_PATH . 'functions/ngettext.php'); |
| 1110 | } |
| 1111 | |
| 1112 | /* If we can fake gettext, try that */ |
| 1113 | elseif ($gettext_flags == 0) { |
| 1114 | $use_gettext = true; |
| 1115 | include_once(SM_PATH . 'functions/gettext.php'); |
| 1116 | } else { |
| 1117 | /* Uh-ho. A weird install */ |
| 1118 | if (! $gettext_flags & 1) { |
| 1119 | /** |
| 1120 | * Function is used as replacement in broken installs |
| 1121 | * @ignore |
| 1122 | */ |
| 1123 | function _($str) { |
| 1124 | return $str; |
| 1125 | } |
| 1126 | } |
| 1127 | if (! $gettext_flags & 2) { |
| 1128 | /** |
| 1129 | * Function is used as replacement in broken installs |
| 1130 | * @ignore |
| 1131 | */ |
| 1132 | function bindtextdomain() { |
| 1133 | return; |
| 1134 | } |
| 1135 | } |
| 1136 | if (! $gettext_flags & 4) { |
| 1137 | /** |
| 1138 | * Function is used as replacemet in broken installs |
| 1139 | * @ignore |
| 1140 | */ |
| 1141 | function textdomain() { |
| 1142 | return; |
| 1143 | } |
| 1144 | } |
| 1145 | if (! $gettext_flags & 8) { |
| 1146 | /** |
| 1147 | * Function is used as replacemet in broken installs |
| 1148 | * @ignore |
| 1149 | */ |
| 1150 | function ngettext($str,$str2,$number) { |
| 1151 | if ($number>1) { |
| 1152 | return $str2; |
| 1153 | } else { |
| 1154 | return $str; |
| 1155 | } |
| 1156 | } |
| 1157 | } |
| 1158 | if (! function_exists('dgettext')) { |
| 1159 | /** |
| 1160 | * Replacement for broken setups. |
| 1161 | * @ignore |
| 1162 | */ |
| 1163 | function dgettext($domain,$str) { |
| 1164 | return $str; |
| 1165 | } |
| 1166 | } |
| 1167 | if (! function_exists('dngettext')) { |
| 1168 | /** |
| 1169 | * Replacement for broken setups |
| 1170 | * @ignore |
| 1171 | */ |
| 1172 | function dngettext($domain,$str1,$strn,$number) { |
| 1173 | return ($number==1 ? $str1 : $strn); |
| 1174 | } |
| 1175 | } |
| 1176 | } |