functions/i18n.php

   1 <?php
   2
   3 /**
   4  * i18n.php
   5  *
   6  * Copyright (c) 1999-2002 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  * $Id$
  16  */
  17
  18 /* Decodes a string to the internal encoding from the given charset */
  19 function charset_decode ($charset, $string) {
  20     global $languages, $squirrelmail_language;
  21
  22     if (isset($languages[$squirrelmail_language]['XTRA_CODE']) &&
  23         function_exists($languages[$squirrelmail_language]['XTRA_CODE'])) {
  24         $string = $languages[$squirrelmail_language]['XTRA_CODE']('decode', $string);
  25     }
  26
  27     /* All HTML special characters are 7 bit and can be replaced first */
  28     $string = htmlspecialchars ($string);
  29
  30     $charset = strtolower($charset);
  31
  32     if (ereg('iso-8859-([[:digit:]]+)', $charset, $res)) {
  33         if ($res[1] == '1') {
  34             $ret = charset_decode_iso_8859_1 ($string);
  35         } else if ($res[1] == '2') {
  36             $ret = charset_decode_iso_8859_2 ($string);
  37         } else if ($res[1] == '4') {
  38             $ret = charset_decode_iso_8859_4 ($string);
  39         } else if ($res[1] == '7') {
  40             $ret = charset_decode_iso_8859_7 ($string);
  41         } else if ($res[1] == '13') {
  42             $ret = charset_decode_iso_8859_13 ($string);
  43         } else if ($res[1] == '15') {
  44             $ret = charset_decode_iso_8859_15 ($string);
  45         } else {
  46             $ret = charset_decode_iso_8859_default ($string);
  47         }
  48     } else if ($charset == 'ns_4551-1') {
  49         $ret = charset_decode_ns_4551_1 ($string);
  50     } else if ($charset == 'koi8-r') {
  51         $ret = charset_decode_koi8r ($string);
  52     } else if ($charset == 'windows-1251') {
  53         $ret = charset_decode_koi8r ($string);
  54     } else if ($charset == 'windows-1257') {
  55         $ret = charset_decode_windows_1257 ($string);
  56     } else {
  57         $ret = $string;
  58     }
  59     return( $ret );
  60 }
  61
  62 /*
  63  iso-8859-1 is the same as Latin 1 and is normally used
  64  in western europe.
  65  */
  66 function charset_decode_iso_8859_1 ($string) {
  67     global $default_charset;
  68
  69     if (strtolower($default_charset) <> 'iso-8859-1') {
  70         /* Only do the slow convert if there are 8-bit characters */
  71         if (ereg("[\200-\377]", $string)) {
  72             $string = str_replace("\201", '&#129;', $string);
  73             $string = str_replace("\202", '&#130;', $string);
  74             $string = str_replace("\203", '&#131;', $string);
  75             $string = str_replace("\204", '&#132;', $string);
  76             $string = str_replace("\205", '&#133;', $string);
  77             $string = str_replace("\206", '&#134;', $string);
  78             $string = str_replace("\207", '&#135;', $string);
  79             $string = str_replace("\210", '&#136;', $string);
  80             $string = str_replace("\211", '&#137;', $string);
  81             $string = str_replace("\212", '&#138;', $string);
  82             $string = str_replace("\213", '&#139;', $string);
  83             $string = str_replace("\214", '&#140;', $string);
  84             $string = str_replace("\215", '&#141;', $string);
  85             $string = str_replace("\216", '&#142;', $string);
  86             $string = str_replace("\217", '&#143;', $string);
  87             $string = str_replace("\220", '&#144;', $string);
  88             $string = str_replace("\221", '&#145;', $string);
  89             $string = str_replace("\222", '&#146;', $string);
  90             $string = str_replace("\223", '&#147;', $string);
  91             $string = str_replace("\224", '&#148;', $string);
  92             $string = str_replace("\225", '&#149;', $string);
  93             $string = str_replace("\226", '&#150;', $string);
  94             $string = str_replace("\227", '&#151;', $string);
  95             $string = str_replace("\230", '&#152;', $string);
  96             $string = str_replace("\231", '&#153;', $string);
  97             $string = str_replace("\232", '&#154;', $string);
  98             $string = str_replace("\233", '&#155;', $string);
  99             $string = str_replace("\234", '&#156;', $string);
 100             $string = str_replace("\235", '&#157;', $string);
 101             $string = str_replace("\236", '&#158;', $string);
 102             $string = str_replace("\237", '&#159;', $string);
 103             $string = str_replace("\240", '&#160;', $string);
 104             $string = str_replace("\241", '&#161;', $string);
 105             $string = str_replace("\242", '&#162;', $string);
 106             $string = str_replace("\243", '&#163;', $string);
 107             $string = str_replace("\244", '&#164;', $string);
 108             $string = str_replace("\245", '&#165;', $string);
 109             $string = str_replace("\246", '&#166;', $string);
 110             $string = str_replace("\247", '&#167;', $string);
 111             $string = str_replace("\250", '&#168;', $string);
 112             $string = str_replace("\251", '&#169;', $string);
 113             $string = str_replace("\252", '&#170;', $string);
 114             $string = str_replace("\253", '&#171;', $string);
 115             $string = str_replace("\254", '&#172;', $string);
 116             $string = str_replace("\255", '&#173;', $string);
 117             $string = str_replace("\256", '&#174;', $string);
 118             $string = str_replace("\257", '&#175;', $string);
 119             $string = str_replace("\260", '&#176;', $string);
 120             $string = str_replace("\261", '&#177;', $string);
 121             $string = str_replace("\262", '&#178;', $string);
 122             $string = str_replace("\263", '&#179;', $string);
 123             $string = str_replace("\264", '&#180;', $string);
 124             $string = str_replace("\265", '&#181;', $string);
 125             $string = str_replace("\266", '&#182;', $string);
 126             $string = str_replace("\267", '&#183;', $string);
 127             $string = str_replace("\270", '&#184;', $string);
 128             $string = str_replace("\271", '&#185;', $string);
 129             $string = str_replace("\272", '&#186;', $string);
 130             $string = str_replace("\273", '&#187;', $string);
 131             $string = str_replace("\274", '&#188;', $string);
 132             $string = str_replace("\275", '&#189;', $string);
 133             $string = str_replace("\276", '&#190;', $string);
 134             $string = str_replace("\277", '&#191;', $string);
 135             $string = str_replace("\300", '&#192;', $string);
 136             $string = str_replace("\301", '&#193;', $string);
 137             $string = str_replace("\302", '&#194;', $string);
 138             $string = str_replace("\303", '&#195;', $string);
 139             $string = str_replace("\304", '&#196;', $string);
 140             $string = str_replace("\305", '&#197;', $string);
 141             $string = str_replace("\306", '&#198;', $string);
 142             $string = str_replace("\307", '&#199;', $string);
 143             $string = str_replace("\310", '&#200;', $string);
 144             $string = str_replace("\311", '&#201;', $string);
 145             $string = str_replace("\312", '&#202;', $string);
 146             $string = str_replace("\313", '&#203;', $string);
 147             $string = str_replace("\314", '&#204;', $string);
 148             $string = str_replace("\315", '&#205;', $string);
 149             $string = str_replace("\316", '&#206;', $string);
 150             $string = str_replace("\317", '&#207;', $string);
 151             $string = str_replace("\320", '&#208;', $string);
 152             $string = str_replace("\321", '&#209;', $string);
 153             $string = str_replace("\322", '&#210;', $string);
 154             $string = str_replace("\323", '&#211;', $string);
 155             $string = str_replace("\324", '&#212;', $string);
 156             $string = str_replace("\325", '&#213;', $string);
 157             $string = str_replace("\326", '&#214;', $string);
 158             $string = str_replace("\327", '&#215;', $string);
 159             $string = str_replace("\330", '&#216;', $string);
 160             $string = str_replace("\331", '&#217;', $string);
 161             $string = str_replace("\332", '&#218;', $string);
 162             $string = str_replace("\333", '&#219;', $string);
 163             $string = str_replace("\334", '&#220;', $string);
 164             $string = str_replace("\335", '&#221;', $string);
 165             $string = str_replace("\336", '&#222;', $string);
 166             $string = str_replace("\337", '&#223;', $string);
 167             $string = str_replace("\340", '&#224;', $string);
 168             $string = str_replace("\341", '&#225;', $string);
 169             $string = str_replace("\342", '&#226;', $string);
 170             $string = str_replace("\343", '&#227;', $string);
 171             $string = str_replace("\344", '&#228;', $string);
 172             $string = str_replace("\345", '&#229;', $string);
 173             $string = str_replace("\346", '&#230;', $string);
 174             $string = str_replace("\347", '&#231;', $string);
 175             $string = str_replace("\350", '&#232;', $string);
 176             $string = str_replace("\351", '&#233;', $string);
 177             $string = str_replace("\352", '&#234;', $string);
 178             $string = str_replace("\353", '&#235;', $string);
 179             $string = str_replace("\354", '&#236;', $string);
 180             $string = str_replace("\355", '&#237;', $string);
 181             $string = str_replace("\356", '&#238;', $string);
 182             $string = str_replace("\357", '&#239;', $string);
 183             $string = str_replace("\360", '&#240;', $string);
 184             $string = str_replace("\361", '&#241;', $string);
 185             $string = str_replace("\362", '&#242;', $string);
 186             $string = str_replace("\363", '&#243;', $string);
 187             $string = str_replace("\364", '&#244;', $string);
 188             $string = str_replace("\365", '&#245;', $string);
 189             $string = str_replace("\366", '&#246;', $string);
 190             $string = str_replace("\367", '&#247;', $string);
 191             $string = str_replace("\370", '&#248;', $string);
 192             $string = str_replace("\371", '&#249;', $string);
 193             $string = str_replace("\372", '&#250;', $string);
 194             $string = str_replace("\373", '&#251;', $string);
 195             $string = str_replace("\374", '&#252;', $string);
 196             $string = str_replace("\375", '&#253;', $string);
 197             $string = str_replace("\376", '&#254;', $string);
 198             $string = str_replace("\377", '&#255;', $string);
 199         }
 200     }
 201
 202     return ($string);
 203 }
 204
 205 /* iso-8859-2 is used for some eastern European languages */
 206 function charset_decode_iso_8859_2 ($string) {
 207     global $default_charset;
 208
 209     if (strtolower($default_charset) == 'iso-8859-2')
 210         return $string;
 211
 212     /* Only do the slow convert if there are 8-bit characters */
 213     if (! ereg("[\200-\377]", $string))
 214         return $string;
 215
 216     /* NO-BREAK SPACE */
 217     $string = str_replace("\240", '&#160;', $string);
 218     /* LATIN CAPITAL LETTER A WITH OGONEK */
 219     $string = str_replace("\241", '&#260;', $string);
 220     /* BREVE */
 221     $string = str_replace("\242", '&#728;', $string);
 222     // LATIN CAPITAL LETTER L WITH STROKE
 223     $string = str_replace("\243", '&#321;', $string);
 224     // CURRENCY SIGN
 225     $string = str_replace("\244", '&#164;', $string);
 226     // LATIN CAPITAL LETTER L WITH CARON
 227     $string = str_replace("\245", '&#317;', $string);
 228     // LATIN CAPITAL LETTER S WITH ACUTE
 229     $string = str_replace("\246", '&#346;', $string);
 230     // SECTION SIGN
 231     $string = str_replace("\247", '&#167;', $string);
 232     // DIAERESIS
 233     $string = str_replace("\250", '&#168;', $string);
 234     // LATIN CAPITAL LETTER S WITH CARON
 235     $string = str_replace("\251", '&#352;', $string);
 236     // LATIN CAPITAL LETTER S WITH CEDILLA
 237     $string = str_replace("\252", '&#350;', $string);
 238     // LATIN CAPITAL LETTER T WITH CARON
 239     $string = str_replace("\253", '&#356;', $string);
 240     // LATIN CAPITAL LETTER Z WITH ACUTE
 241     $string = str_replace("\254", '&#377;', $string);
 242     // SOFT HYPHEN
 243     $string = str_replace("\255", '&#173;', $string);
 244     // LATIN CAPITAL LETTER Z WITH CARON
 245     $string = str_replace("\256", '&#381;', $string);
 246     // LATIN CAPITAL LETTER Z WITH DOT ABOVE
 247     $string = str_replace("\257", '&#379;', $string);
 248     // DEGREE SIGN
 249     $string = str_replace("\260", '&#176;', $string);
 250     // LATIN SMALL LETTER A WITH OGONEK
 251     $string = str_replace("\261", '&#261;', $string);
 252     // OGONEK
 253     $string = str_replace("\262", '&#731;', $string);
 254     // LATIN SMALL LETTER L WITH STROKE
 255     $string = str_replace("\263", '&#322;', $string);
 256     // ACUTE ACCENT
 257     $string = str_replace("\264", '&#180;', $string);
 258     // LATIN SMALL LETTER L WITH CARON
 259     $string = str_replace("\265", '&#318;', $string);
 260     // LATIN SMALL LETTER S WITH ACUTE
 261     $string = str_replace("\266", '&#347;', $string);
 262     // CARON
 263     $string = str_replace("\267", '&#711;', $string);
 264     // CEDILLA
 265     $string = str_replace("\270", '&#184;', $string);
 266     // LATIN SMALL LETTER S WITH CARON
 267     $string = str_replace("\271", '&#353;', $string);
 268     // LATIN SMALL LETTER S WITH CEDILLA
 269     $string = str_replace("\272", '&#351;', $string);
 270     // LATIN SMALL LETTER T WITH CARON
 271     $string = str_replace("\273", '&#357;', $string);
 272     // LATIN SMALL LETTER Z WITH ACUTE
 273     $string = str_replace("\274", '&#378;', $string);
 274     // DOUBLE ACUTE ACCENT
 275     $string = str_replace("\275", '&#733;', $string);
 276     // LATIN SMALL LETTER Z WITH CARON
 277     $string = str_replace("\276", '&#382;', $string);
 278     // LATIN SMALL LETTER Z WITH DOT ABOVE
 279     $string = str_replace("\277", '&#380;', $string);
 280     // LATIN CAPITAL LETTER R WITH ACUTE
 281     $string = str_replace("\300", '&#340;', $string);
 282     // LATIN CAPITAL LETTER A WITH ACUTE
 283     $string = str_replace("\301", '&#193;', $string);
 284     // LATIN CAPITAL LETTER A WITH CIRCUMFLEX
 285     $string = str_replace("\302", '&#194;', $string);
 286     // LATIN CAPITAL LETTER A WITH BREVE
 287     $string = str_replace("\303", '&#258;', $string);
 288     // LATIN CAPITAL LETTER A WITH DIAERESIS
 289     $string = str_replace("\304", '&#196;', $string);
 290     // LATIN CAPITAL LETTER L WITH ACUTE
 291     $string = str_replace("\305", '&#313;', $string);
 292     // LATIN CAPITAL LETTER C WITH ACUTE
 293     $string = str_replace("\306", '&#262;', $string);
 294     // LATIN CAPITAL LETTER C WITH CEDILLA
 295     $string = str_replace("\307", '&#199;', $string);
 296     // LATIN CAPITAL LETTER C WITH CARON
 297     $string = str_replace("\310", '&#268;', $string);
 298     // LATIN CAPITAL LETTER E WITH ACUTE
 299     $string = str_replace("\311", '&#201;', $string);
 300     // LATIN CAPITAL LETTER E WITH OGONEK
 301     $string = str_replace("\312", '&#280;', $string);
 302     // LATIN CAPITAL LETTER E WITH DIAERESIS
 303     $string = str_replace("\313", '&#203;', $string);
 304     // LATIN CAPITAL LETTER E WITH CARON
 305     $string = str_replace("\314", '&#282;', $string);
 306     // LATIN CAPITAL LETTER I WITH ACUTE
 307     $string = str_replace("\315", '&#205;', $string);
 308     // LATIN CAPITAL LETTER I WITH CIRCUMFLEX
 309     $string = str_replace("\316", '&#206;', $string);
 310     // LATIN CAPITAL LETTER D WITH CARON
 311     $string = str_replace("\317", '&#270;', $string);
 312     // LATIN CAPITAL LETTER D WITH STROKE
 313     $string = str_replace("\320", '&#272;', $string);
 314     // LATIN CAPITAL LETTER N WITH ACUTE
 315     $string = str_replace("\321", '&#323;', $string);
 316     // LATIN CAPITAL LETTER N WITH CARON
 317     $string = str_replace("\322", '&#327;', $string);
 318     // LATIN CAPITAL LETTER O WITH ACUTE
 319     $string = str_replace("\323", '&#211;', $string);
 320     // LATIN CAPITAL LETTER O WITH CIRCUMFLEX
 321     $string = str_replace("\324", '&#212;', $string);
 322     // LATIN CAPITAL LETTER O WITH DOUBLE ACUTE
 323     $string = str_replace("\325", '&#336;', $string);
 324     // LATIN CAPITAL LETTER O WITH DIAERESIS
 325     $string = str_replace("\326", '&#214;', $string);
 326     // MULTIPLICATION SIGN
 327     $string = str_replace("\327", '&#215;', $string);
 328     // LATIN CAPITAL LETTER R WITH CARON
 329     $string = str_replace("\330", '&#344;', $string);
 330     // LATIN CAPITAL LETTER U WITH RING ABOVE
 331     $string = str_replace("\331", '&#366;', $string);
 332     // LATIN CAPITAL LETTER U WITH ACUTE
 333     $string = str_replace("\332", '&#218;', $string);
 334     // LATIN CAPITAL LETTER U WITH DOUBLE ACUTE
 335     $string = str_replace("\333", '&#368;', $string);
 336     // LATIN CAPITAL LETTER U WITH DIAERESIS
 337     $string = str_replace("\334", '&#220;', $string);
 338     // LATIN CAPITAL LETTER Y WITH ACUTE
 339     $string = str_replace("\335", '&#221;', $string);
 340     // LATIN CAPITAL LETTER T WITH CEDILLA
 341     $string = str_replace("\336", '&#354;', $string);
 342     // LATIN SMALL LETTER SHARP S
 343     $string = str_replace("\337", '&#223;', $string);
 344     // LATIN SMALL LETTER R WITH ACUTE
 345     $string = str_replace("\340", '&#341;', $string);
 346     // LATIN SMALL LETTER A WITH ACUTE
 347     $string = str_replace("\341", '&#225;', $string);
 348     // LATIN SMALL LETTER A WITH CIRCUMFLEX
 349     $string = str_replace("\342", '&#226;', $string);
 350     // LATIN SMALL LETTER A WITH BREVE
 351     $string = str_replace("\343", '&#259;', $string);
 352     // LATIN SMALL LETTER A WITH DIAERESIS
 353     $string = str_replace("\344", '&#228;', $string);
 354     // LATIN SMALL LETTER L WITH ACUTE
 355     $string = str_replace("\345", '&#314;', $string);
 356     // LATIN SMALL LETTER C WITH ACUTE
 357     $string = str_replace("\346", '&#263;', $string);
 358     // LATIN SMALL LETTER C WITH CEDILLA
 359     $string = str_replace("\347", '&#231;', $string);
 360     // LATIN SMALL LETTER C WITH CARON
 361     $string = str_replace("\350", '&#269;', $string);
 362     // LATIN SMALL LETTER E WITH ACUTE
 363     $string = str_replace("\351", '&#233;', $string);
 364     // LATIN SMALL LETTER E WITH OGONEK
 365     $string = str_replace("\352", '&#281;', $string);
 366     // LATIN SMALL LETTER E WITH DIAERESIS
 367     $string = str_replace("\353", '&#235;', $string);
 368     // LATIN SMALL LETTER E WITH CARON
 369     $string = str_replace("\354", '&#283;', $string);
 370     // LATIN SMALL LETTER I WITH ACUTE
 371     $string = str_replace("\355", '&#237;', $string);
 372     // LATIN SMALL LETTER I WITH CIRCUMFLEX
 373     $string = str_replace("\356", '&#238;', $string);
 374     // LATIN SMALL LETTER D WITH CARON
 375     $string = str_replace("\357", '&#271;', $string);
 376     // LATIN SMALL LETTER D WITH STROKE
 377     $string = str_replace("\360", '&#273;', $string);
 378     // LATIN SMALL LETTER N WITH ACUTE
 379     $string = str_replace("\361", '&#324;', $string);
 380     // LATIN SMALL LETTER N WITH CARON
 381     $string = str_replace("\362", '&#328;', $string);
 382     // LATIN SMALL LETTER O WITH ACUTE
 383     $string = str_replace("\363", '&#243;', $string);
 384     // LATIN SMALL LETTER O WITH CIRCUMFLEX
 385     $string = str_replace("\364", '&#244;', $string);
 386     // LATIN SMALL LETTER O WITH DOUBLE ACUTE
 387     $string = str_replace("\365", '&#337;', $string);
 388     // LATIN SMALL LETTER O WITH DIAERESIS
 389     $string = str_replace("\366", '&#246;', $string);
 390     // DIVISION SIGN
 391     $string = str_replace("\367", '&#247;', $string);
 392     // LATIN SMALL LETTER R WITH CARON
 393     $string = str_replace("\370", '&#345;', $string);
 394     // LATIN SMALL LETTER U WITH RING ABOVE
 395     $string = str_replace("\371", '&#367;', $string);
 396     // LATIN SMALL LETTER U WITH ACUTE
 397     $string = str_replace("\372", '&#250;', $string);
 398     // LATIN SMALL LETTER U WITH DOUBLE ACUTE
 399     $string = str_replace("\373", '&#369;', $string);
 400     // LATIN SMALL LETTER U WITH DIAERESIS
 401     $string = str_replace("\374", '&#252;', $string);
 402     // LATIN SMALL LETTER Y WITH ACUTE
 403     $string = str_replace("\375", '&#253;', $string);
 404     // LATIN SMALL LETTER T WITH CEDILLA
 405     $string = str_replace("\376", '&#355;', $string);
 406     // DOT ABOVE
 407     $string = str_replace("\377", '&#729;', $string);
 408
 409     return $string;
 410 }
 411
 412 /*
 413  ISO/IEC 8859-4:1998 Latin Alphabet No. 4
 414 */
 415
 416 function charset_decode_iso_8859_4 ($string) {
 417     global $default_charset, $languages, $sm_notAlias;
 418
 419     if (strtolower($default_charset) == 'iso-8859-4')
 420         return $string;
 421     if (strtolower($languages[$sm_notAlias]['CHARSET']) == 'iso-8859-4')
 422         return $string;
 423
 424     /* Only do the slow convert if there are 8-bit characters */
 425     if (! ereg("[\200-\377]", $string))
 426         return $string;
 427
 428     // latin capital letter a with ogonek 161 -> 260
 429     $string = str_replace ("\241", '&#260;', $string);
 430     // latin small letter kra 162 -> 312
 431     $string = str_replace ("\242", '&#312;', $string);
 432     // latin capital letter r with cedilla 163 -> 342
 433     $string = str_replace ("\243", '&#342;', $string);
 434     // latin capital letter i with tilde 165 -> 296
 435     $string = str_replace ("\245", '&#296;', $string);
 436     // latin capital letter l with cedilla 166 -> 315
 437     $string = str_replace ("\246", '&#315;', $string);
 438     // latin capital letter s with caron 169 -> 352
 439     $string = str_replace ("\251", '&#352;', $string);
 440     // latin capital letter e with macron 170 -> 274
 441     $string = str_replace ("\252", '&#274;', $string);
 442     // latin capital letter g with cedilla 171 -> 290
 443     $string = str_replace ("\253", '&#290;', $string);
 444     // latin capital letter t with stroke 172 -> 358
 445     $string = str_replace ("\254", '&#358;', $string);
 446     // latin capital letter z with caron 174 -> 381
 447     $string = str_replace ("\256", '&#381;', $string);
 448     // latin small letter a with ogonek 177 -> 261
 449     $string = str_replace ("\261", '&#261;', $string);
 450     // ogonek 178 -> 731
 451     $string = str_replace ("\262", '&#731;', $string);
 452     // latin small letter r with cedilla 179 -> 343
 453     $string = str_replace ("\263", '&#343;', $string);
 454     // latin small letter i with tilde 181 -> 297
 455     $string = str_replace ("\265", '&#297;', $string);
 456     // latin small letter l with cedilla 182 -> 316
 457     $string = str_replace ("\266", '&#316;', $string);
 458     // caron 183 -> 711
 459     $string = str_replace ("\267", '&#711;', $string);
 460     // latin small letter s with caron 185 -> 353
 461     $string = str_replace ("\271", '&#353;', $string);
 462     // latin small letter e with macron 186 -> 275
 463     $string = str_replace ("\272", '&#275;', $string);
 464     // latin small letter g with cedilla 187 -> 291
 465     $string = str_replace ("\273", '&#291;', $string);
 466     // latin small letter t with stroke 188 -> 359
 467     $string = str_replace ("\274", '&#359;', $string);
 468     // latin capital letter eng 189 -> 330
 469     $string = str_replace ("\275", '&#330;', $string);
 470     // latin small letter z with caron 190 -> 382
 471     $string = str_replace ("\276", '&#382;', $string);
 472     // latin small letter eng 191 -> 331
 473     $string = str_replace ("\277", '&#331;', $string);
 474     // latin capital letter a with macron 192 -> 256
 475     $string = str_replace ("\300", '&#256;', $string);
 476     // latin capital letter i with ogonek 199 -> 302
 477     $string = str_replace ("\307", '&#302;', $string);
 478     // latin capital letter c with caron 200 -> 268
 479     $string = str_replace ("\310", '&#268;', $string);
 480     // latin capital letter e with ogonek 202 -> 280
 481     $string = str_replace ("\312", '&#280;', $string);
 482     // latin capital letter e with dot above 204 -> 278
 483     $string = str_replace ("\314", '&#278;', $string);
 484     // latin capital letter i with macron 207 -> 298
 485     $string = str_replace ("\317", '&#298;', $string);
 486     // latin capital letter d with stroke 208 -> 272
 487     $string = str_replace ("\320", '&#272;', $string);
 488     // latin capital letter n with cedilla 209 -> 325
 489     $string = str_replace ("\321", '&#325;', $string);
 490     // latin capital letter o with macron 210 -> 332
 491     $string = str_replace ("\322", '&#332;', $string);
 492     // latin capital letter k with cedilla 211 -> 310
 493     $string = str_replace ("\323", '&#310;', $string);
 494     // latin capital letter u with ogonek 217 -> 370
 495     $string = str_replace ("\331", '&#370;', $string);
 496     // latin capital letter u with tilde 221 -> 360
 497     $string = str_replace ("\335", '&#360;', $string);
 498     // latin capital letter u with macron 222 -> 362
 499     $string = str_replace ("\336", '&#362;', $string);
 500     // latin small letter a with macron 224 -> 257
 501     $string = str_replace ("\340", '&#257;', $string);
 502     // latin small letter i with ogonek 231 -> 303
 503     $string = str_replace ("\347", '&#303;', $string);
 504     // latin small letter c with caron 232 -> 269
 505     $string = str_replace ("\350", '&#269;', $string);
 506     // latin small letter e with ogonek 234 -> 281
 507     $string = str_replace ("\352", '&#281;', $string);
 508     // latin small letter e with dot above 236 -> 279
 509     $string = str_replace ("\354", '&#279;', $string);
 510     // latin small letter i with macron 239 -> 299
 511     $string = str_replace ("\357", '&#299;', $string);
 512     // latin small letter d with stroke 240 -> 273
 513     $string = str_replace ("\360", '&#273;', $string);
 514     // latin small letter n with cedilla 241 -> 326
 515     $string = str_replace ("\361", '&#326;', $string);
 516     // latin small letter o with macron 242 -> 333
 517     $string = str_replace ("\362", '&#333;', $string);
 518     // latin small letter k with cedilla 243 -> 311
 519     $string = str_replace ("\363", '&#311;', $string);
 520     // latin small letter u with ogonek 249 -> 371
 521     $string = str_replace ("\371", '&#371;', $string);
 522     // latin small letter u with tilde 253 -> 361
 523     $string = str_replace ("\375", '&#361;', $string);
 524     // latin small letter u with macron 254 -> 363
 525     $string = str_replace ("\376", '&#363;', $string);
 526     // dot above 255 -> 729
 527     $string = str_replace ("\377", '&#729;', $string);
 528
 529     // rest of charset is the same as ISO-8859-1
 530     return (charset_decode_iso_8859_1($string));
 531 }
 532
 533 /* iso-8859-7 is Greek. */
 534 function charset_decode_iso_8859_7 ($string) {
 535     global $default_charset;
 536
 537     if (strtolower($default_charset) == 'iso-8859-7') {
 538         return $string;
 539     }
 540
 541     /* Only do the slow convert if there are 8-bit characters */
 542     if (!ereg("[\200-\377]", $string)) {
 543         return $string;
 544     }
 545
 546     /* Some diverse characters in the beginning */
 547     $string = str_replace("\240", '&#160;', $string);
 548     $string = str_replace("\241", '&#8216;', $string);
 549     $string = str_replace("\242", '&#8217;', $string);
 550     $string = str_replace("\243", '&#163;', $string);
 551     $string = str_replace("\246", '&#166;', $string);
 552     $string = str_replace("\247", '&#167;', $string);
 553     $string = str_replace("\250", '&#168;', $string);
 554     $string = str_replace("\251", '&#169;', $string);
 555     $string = str_replace("\253", '&#171;', $string);
 556     $string = str_replace("\254", '&#172;', $string);
 557     $string = str_replace("\255", '&#173;', $string);
 558     $string = str_replace("\257", '&#8213;', $string);
 559     $string = str_replace("\260", '&#176;', $string);
 560     $string = str_replace("\261", '&#177;', $string);
 561     $string = str_replace("\262", '&#178;', $string);
 562     $string = str_replace("\263", '&#179;', $string);
 563
 564     /* Horizontal bar (parentheki pavla) */
 565     $string = str_replace ("\257", '&#8213;', $string);
 566
 567     /*
 568      * ISO-8859-7 characters from 11/04 (0xB4) to 11/06 (0xB6)
 569      * These are Unicode 900-902
 570      */
 571     $string = preg_replace("/([\264-\266])/e","'&#' . (ord('\\1')+720);",$string);
 572
 573     /* 11/07 (0xB7) Middle dot is the same in iso-8859-1 */
 574     $string = str_replace("\267", '&#183;', $string);
 575
 576     /*
 577      * ISO-8859-7 characters from 11/08 (0xB8) to 11/10 (0xBA)
 578      * These are Unicode 900-902
 579      */
 580     $string = preg_replace("/([\270-\272])/e","'&#' . (ord('\\1')+720);",$string);
 581
 582     /*
 583      * 11/11 (0xBB) Right angle quotation mark is the same as in
 584      * iso-8859-1
 585      */
 586     $string = str_replace("\273", '&#187;', $string);
 587
 588     /* And now the rest of the charset */
 589     $string = preg_replace("/([\274-\376])/e","'&#'.(ord('\\1')+720);",$string);
 590
 591     return $string;
 592 }
 593
 594 /*
 595  ISO/IEC 8859-13:1998 Latin Alphabet No. 7 (Baltic Rim)
 596 */
 597 function charset_decode_iso_8859_13 ($string) {
 598     global $default_charset, $languages, $sm_notAlias;
 599
 600     if (strtolower($default_charset) == 'iso-8859-13')
 601         return $string;
 602     if (strtolower($languages[$sm_notAlias]['CHARSET']) == 'iso-8859-13')
 603         return $string;
 604
 605     /* Only do the slow convert if there are 8-bit characters */
 606     if (! ereg("[\200-\377]", $string))
 607         return $string;
 608
 609     // right double quotation mark 161 -> 8221
 610     $string = str_replace ("\241", '&#8221;', $string);
 611     // double low-9 quotation mark 165 -> 8222
 612     $string = str_replace ("\245", '&#8222;', $string);
 613     // latin capital letter o with stroke 168 -> 216
 614     $string = str_replace ("\250", '&#216;', $string);
 615     // latin capital letter r with cedilla 170 -> 342
 616     $string = str_replace ("\252", '&#342;', $string);
 617     // latin capital letter ae 175 -> 198
 618     $string = str_replace ("\257", '&#198;', $string);
 619     // left double quotation mark 180 -> 8220
 620     $string = str_replace ("\264", '&#8220;', $string);
 621     // latin small letter o with stroke 184 -> 248
 622     $string = str_replace ("\270", '&#248;', $string);
 623     // latin small letter r with cedilla 186 -> 343
 624     $string = str_replace ("\272", '&#343;', $string);
 625     // latin small letter ae 191 -> 230
 626     $string = str_replace ("\277", '&#230;', $string);
 627     // latin capital letter a with ogonek 192 -> 260
 628     $string = str_replace ("\300", '&#260;', $string);
 629     // latin capital letter i with ogonek 193 -> 302
 630     $string = str_replace ("\301", '&#302;', $string);
 631     // latin capital letter a with macron 194 -> 256
 632     $string = str_replace ("\302", '&#256;', $string);
 633     // latin capital letter c with acute 195 -> 262
 634     $string = str_replace ("\303", '&#262;', $string);
 635     // latin capital letter e with ogonek 198 -> 280
 636     $string = str_replace ("\306", '&#280;', $string);
 637     // latin capital letter e with macron 199 -> 274
 638     $string = str_replace ("\307", '&#274;', $string);
 639     // latin capital letter c with caron 200 -> 268
 640     $string = str_replace ("\310", '&#268;', $string);
 641     // latin capital letter z with acute 202 -> 377
 642     $string = str_replace ("\312", '&#377;', $string);
 643     // latin capital letter e with dot above 203 -> 278
 644     $string = str_replace ("\313", '&#278;', $string);
 645     // latin capital letter g with cedilla 204 -> 290
 646     $string = str_replace ("\314", '&#290;', $string);
 647     // latin capital letter k with cedilla 205 -> 310
 648     $string = str_replace ("\315", '&#310;', $string);
 649     // latin capital letter i with macron 206 -> 298
 650     $string = str_replace ("\316", '&#298;', $string);
 651     // latin capital letter l with cedilla 207 -> 315
 652     $string = str_replace ("\317", '&#315;', $string);
 653     // latin capital letter s with caron 208 -> 352
 654     $string = str_replace ("\320", '&#352;', $string);
 655     // latin capital letter n with acute 209 -> 323
 656     $string = str_replace ("\321", '&#323;', $string);
 657     // latin capital letter n with cedilla 210 -> 325
 658     $string = str_replace ("\322", '&#325;', $string);
 659     // latin capital letter o with macron 212 -> 332
 660     $string = str_replace ("\324", '&#332;', $string);
 661     // latin capital letter u with ogonek 216 -> 370
 662     $string = str_replace ("\330", '&#370;', $string);
 663     // latin capital letter l with stroke 217 -> 321
 664     $string = str_replace ("\331", '&#321;', $string);
 665     // latin capital letter s with acute 218 -> 346
 666     $string = str_replace ("\332", '&#346;', $string);
 667     // latin capital letter u with macron 219 -> 362
 668     $string = str_replace ("\333", '&#362;', $string);
 669     // latin capital letter z with dot above 221 -> 379
 670     $string = str_replace ("\335", '&#379;', $string);
 671     // latin capital letter z with caron 222 -> 381
 672     $string = str_replace ("\336", '&#381;', $string);
 673     // latin small letter a with ogonek 224 -> 261
 674     $string = str_replace ("\340", '&#261;', $string);
 675     // latin small letter i with ogonek 225 -> 303
 676     $string = str_replace ("\341", '&#303;', $string);
 677     // latin small letter a with macron 226 -> 257
 678     $string = str_replace ("\342", '&#257;', $string);
 679     // latin small letter c with acute 227 -> 263
 680     $string = str_replace ("\343", '&#263;', $string);
 681     // latin small letter e with ogonek 230 -> 281
 682     $string = str_replace ("\346", '&#281;', $string);
 683     // latin small letter e with macron 231 -> 275
 684     $string = str_replace ("\347", '&#275;', $string);
 685     // latin small letter c with caron 232 -> 269
 686     $string = str_replace ("\350", '&#269;', $string);
 687     // latin small letter z with acute 234 -> 378
 688     $string = str_replace ("\352", '&#378;', $string);
 689     // latin small letter e with dot above 235 -> 279
 690     $string = str_replace ("\353", '&#279;', $string);
 691     // latin small letter g with cedilla 236 -> 291
 692     $string = str_replace ("\354", '&#291;', $string);
 693     // latin small letter k with cedilla 237 -> 311
 694     $string = str_replace ("\355", '&#311;', $string);
 695     // latin small letter i with macron 238 -> 299
 696     $string = str_replace ("\356", '&#299;', $string);
 697     // latin small letter l with cedilla 239 -> 316
 698     $string = str_replace ("\357", '&#316;', $string);
 699     // latin small letter s with caron 240 -> 253
 700     $string = str_replace ("\360", '&#353;', $string);
 701     // latin small letter n with acute 241 -> 324
 702     $string = str_replace ("\361", '&#324;', $string);
 703     // latin small letter n with cedilla 242 -> 326
 704     $string = str_replace ("\362", '&#326;', $string);
 705     // latin small letter o with macron 244 -> 333
 706     $string = str_replace ("\364", '&#333;', $string);
 707     // latin small letter u with ogonek 248 -> 371
 708     $string = str_replace ("\370", '&#371;', $string);
 709     // latin small letter l with stroke 249 -> 322
 710     $string = str_replace ("\371", '&#322;', $string);
 711     // latin small letter s with acute 250 -> 347
 712     $string = str_replace ("\372", '&#347;', $string);
 713     // latin small letter u with macron 251 -> 363
 714     $string = str_replace ("\373", '&#363;', $string);
 715     // latin small letter z with dot above 253 -> 380
 716     $string = str_replace ("\375", '&#380;', $string);
 717     // latin small letter z with caron 254 -> 382
 718     $string = str_replace ("\376", '&#382;', $string);
 719     // right single quotation mark 255 -> 8217
 720     $string = str_replace ("\377", '&#8217;', $string);
 721
 722     // rest of charset is the same as ISO-8859-1
 723     return (charset_decode_iso_8859_1($string));
 724 }
 725
 726 /*
 727  * iso-8859-15 is Latin 9 and has very much the same use as Latin 1
 728  * but has the Euro symbol and some characters needed for French.
 729  */
 730 function charset_decode_iso_8859_15 ($string) {
 731     // Euro sign
 732     $string = str_replace ("\244", '&#8364;', $string);
 733     // Latin capital letter S with caron
 734     $string = str_replace ("\246", '&#352;', $string);
 735     // Latin small letter s with caron
 736     $string = str_replace ("\250", '&#353;', $string);
 737     // Latin capital letter Z with caron
 738     $string = str_replace ("\264", '&#381;', $string);
 739     // Latin small letter z with caron
 740     $string = str_replace ("\270", '&#382;', $string);
 741     // Latin capital ligature OE
 742     $string = str_replace ("\274", '&#338;', $string);
 743     // Latin small ligature oe
 744     $string = str_replace ("\275", '&#339;', $string);
 745     // Latin capital letter Y with diaeresis
 746     $string = str_replace ("\276", '&#376;', $string);
 747
 748     return (charset_decode_iso_8859_1($string));
 749 }
 750
 751 /* ISO-8859-5 is Cyrillic */
 752 function charset_decode_iso_8859_5 ($string) {
 753     // Convert to KOI8-R, then return this decoded.
 754     $string = convert_cyr_string($string, 'i', 'k');
 755     return charset_decode_koi8r($string);
 756 }
 757
 758 /* Remove all 8 bit characters from all other ISO-8859 character sets */
 759 function charset_decode_iso_8859_default ($string) {
 760     return (strtr($string, "\240\241\242\243\244\245\246\247".
 761                     "\250\251\252\253\254\255\256\257".
 762                     "\260\261\262\263\264\265\266\267".
 763                     "\270\271\272\273\274\275\276\277".
 764                     "\300\301\302\303\304\305\306\307".
 765                     "\310\311\312\313\314\315\316\317".
 766                     "\320\321\322\323\324\325\326\327".
 767                     "\330\331\332\333\334\335\336\337".
 768                     "\340\341\342\343\344\345\346\347".
 769                     "\350\351\352\353\354\355\356\357".
 770                     "\360\361\362\363\364\365\366\367".
 771                     "\370\371\372\373\374\375\376\377",
 772                     "????????????????????????????????????????".
 773                     "????????????????????????????????????????".
 774                     "????????????????????????????????????????".
 775                     "????????"));
 776
 777 }
 778
 779 /*
 780  * This is the same as ISO-646-NO and is used by some
 781  * Microsoft programs when sending Norwegian characters
 782  */
 783 function charset_decode_ns_4551_1 ($string) {
 784     /*
 785      * These characters are:
 786      * Latin capital letter AE
 787      * Latin capital letter O with stroke
 788      * Latin capital letter A with ring above
 789      * and the same as small letters
 790      */
 791     return strtr ($string, "[\\]{|}", "ÆØÅæøå");
 792 }
 793
 794 /*
 795  * KOI8-R is used to encode Russian mail (Cyrrilic). Defined in RFC
 796  * 1489.
 797  */
 798 function charset_decode_koi8r ($string) {
 799     global $default_charset;
 800
 801     if ($default_charset == 'koi8-r') {
 802         return $string;
 803     }
 804
 805     /*
 806      * Convert to Unicode HTML entities.
 807      * This code is rather ineffective.
 808      */
 809     $string = str_replace("\200", '&#9472;', $string);
 810     $string = str_replace("\201", '&#9474;', $string);
 811     $string = str_replace("\202", '&#9484;', $string);
 812     $string = str_replace("\203", '&#9488;', $string);
 813     $string = str_replace("\204", '&#9492;', $string);
 814     $string = str_replace("\205", '&#9496;', $string);
 815     $string = str_replace("\206", '&#9500;', $string);
 816     $string = str_replace("\207", '&#9508;', $string);
 817     $string = str_replace("\210", '&#9516;', $string);
 818     $string = str_replace("\211", '&#9524;', $string);
 819     $string = str_replace("\212", '&#9532;', $string);
 820     $string = str_replace("\213", '&#9600;', $string);
 821     $string = str_replace("\214", '&#9604;', $string);
 822     $string = str_replace("\215", '&#9608;', $string);
 823     $string = str_replace("\216", '&#9612;', $string);
 824     $string = str_replace("\217", '&#9616;', $string);
 825     $string = str_replace("\220", '&#9617;', $string);
 826     $string = str_replace("\221", '&#9618;', $string);
 827     $string = str_replace("\222", '&#9619;', $string);
 828     $string = str_replace("\223", '&#8992;', $string);
 829     $string = str_replace("\224", '&#9632;', $string);
 830     $string = str_replace("\225", '&#8729;', $string);
 831     $string = str_replace("\226", '&#8730;', $string);
 832     $string = str_replace("\227", '&#8776;', $string);
 833     $string = str_replace("\230", '&#8804;', $string);
 834     $string = str_replace("\231", '&#8805;', $string);
 835     $string = str_replace("\232", '&#160;', $string);
 836     $string = str_replace("\233", '&#8993;', $string);
 837     $string = str_replace("\234", '&#176;', $string);
 838     $string = str_replace("\235", '&#178;', $string);
 839     $string = str_replace("\236", '&#183;', $string);
 840     $string = str_replace("\237", '&#247;', $string);
 841     $string = str_replace("\240", '&#9552;', $string);
 842     $string = str_replace("\241", '&#9553;', $string);
 843     $string = str_replace("\242", '&#9554;', $string);
 844     $string = str_replace("\243", '&#1105;', $string);
 845     $string = str_replace("\244", '&#9555;', $string);
 846     $string = str_replace("\245", '&#9556;', $string);
 847     $string = str_replace("\246", '&#9557;', $string);
 848     $string = str_replace("\247", '&#9558;', $string);
 849     $string = str_replace("\250", '&#9559;', $string);
 850     $string = str_replace("\251", '&#9560;', $string);
 851     $string = str_replace("\252", '&#9561;', $string);
 852     $string = str_replace("\253", '&#9562;', $string);
 853     $string = str_replace("\254", '&#9563;', $string);
 854     $string = str_replace("\255", '&#9564;', $string);
 855     $string = str_replace("\256", '&#9565;', $string);
 856     $string = str_replace("\257", '&#9566;', $string);
 857     $string = str_replace("\260", '&#9567;', $string);
 858     $string = str_replace("\261", '&#9568;', $string);
 859     $string = str_replace("\262", '&#9569;', $string);
 860     $string = str_replace("\263", '&#1025;', $string);
 861     $string = str_replace("\264", '&#9570;', $string);
 862     $string = str_replace("\265", '&#9571;', $string);
 863     $string = str_replace("\266", '&#9572;', $string);
 864     $string = str_replace("\267", '&#9573;', $string);
 865     $string = str_replace("\270", '&#9574;', $string);
 866     $string = str_replace("\271", '&#9575;', $string);
 867     $string = str_replace("\272", '&#9576;', $string);
 868     $string = str_replace("\273", '&#9577;', $string);
 869     $string = str_replace("\274", '&#9578;', $string);
 870     $string = str_replace("\275", '&#9579;', $string);
 871     $string = str_replace("\276", '&#9580;', $string);
 872     $string = str_replace("\277", '&#169;', $string);
 873     $string = str_replace("\300", '&#1102;', $string);
 874     $string = str_replace("\301", '&#1072;', $string);
 875     $string = str_replace("\302", '&#1073;', $string);
 876     $string = str_replace("\303", '&#1094;', $string);
 877     $string = str_replace("\304", '&#1076;', $string);
 878     $string = str_replace("\305", '&#1077;', $string);
 879     $string = str_replace("\306", '&#1092;', $string);
 880     $string = str_replace("\307", '&#1075;', $string);
 881     $string = str_replace("\310", '&#1093;', $string);
 882     $string = str_replace("\311", '&#1080;', $string);
 883     $string = str_replace("\312", '&#1081;', $string);
 884     $string = str_replace("\313", '&#1082;', $string);
 885     $string = str_replace("\314", '&#1083;', $string);
 886     $string = str_replace("\315", '&#1084;', $string);
 887     $string = str_replace("\316", '&#1085;', $string);
 888     $string = str_replace("\317", '&#1086;', $string);
 889     $string = str_replace("\320", '&#1087;', $string);
 890     $string = str_replace("\321", '&#1103;', $string);
 891     $string = str_replace("\322", '&#1088;', $string);
 892     $string = str_replace("\323", '&#1089;', $string);
 893     $string = str_replace("\324", '&#1090;', $string);
 894     $string = str_replace("\325", '&#1091;', $string);
 895     $string = str_replace("\326", '&#1078;', $string);
 896     $string = str_replace("\327", '&#1074;', $string);
 897     $string = str_replace("\330", '&#1100;', $string);
 898     $string = str_replace("\331", '&#1099;', $string);
 899     $string = str_replace("\332", '&#1079;', $string);
 900     $string = str_replace("\333", '&#1096;', $string);
 901     $string = str_replace("\334", '&#1101;', $string);
 902     $string = str_replace("\335", '&#1097;', $string);
 903     $string = str_replace("\336", '&#1095;', $string);
 904     $string = str_replace("\337", '&#1098;', $string);
 905     $string = str_replace("\340", '&#1070;', $string);
 906     $string = str_replace("\341", '&#1040;', $string);
 907     $string = str_replace("\342", '&#1041;', $string);
 908     $string = str_replace("\343", '&#1062;', $string);
 909     $string = str_replace("\344", '&#1044;', $string);
 910     $string = str_replace("\345", '&#1045;', $string);
 911     $string = str_replace("\346", '&#1060;', $string);
 912     $string = str_replace("\347", '&#1043;', $string);
 913     $string = str_replace("\350", '&#1061;', $string);
 914     $string = str_replace("\351", '&#1048;', $string);
 915     $string = str_replace("\352", '&#1049;', $string);
 916     $string = str_replace("\353", '&#1050;', $string);
 917     $string = str_replace("\354", '&#1051;', $string);
 918     $string = str_replace("\355", '&#1052;', $string);
 919     $string = str_replace("\356", '&#1053;', $string);
 920     $string = str_replace("\357", '&#1054;', $string);
 921     $string = str_replace("\360", '&#1055;', $string);
 922     $string = str_replace("\361", '&#1071;', $string);
 923     $string = str_replace("\362", '&#1056;', $string);
 924     $string = str_replace("\363", '&#1057;', $string);
 925     $string = str_replace("\364", '&#1058;', $string);
 926     $string = str_replace("\365", '&#1059;', $string);
 927     $string = str_replace("\366", '&#1046;', $string);
 928     $string = str_replace("\367", '&#1042;', $string);
 929     $string = str_replace("\370", '&#1068;', $string);
 930     $string = str_replace("\371", '&#1067;', $string);
 931     $string = str_replace("\372", '&#1047;', $string);
 932     $string = str_replace("\373", '&#1064;', $string);
 933     $string = str_replace("\374", '&#1069;', $string);
 934     $string = str_replace("\375", '&#1065;', $string);
 935     $string = str_replace("\376", '&#1063;', $string);
 936     $string = str_replace("\377", '&#1066;', $string);
 937
 938     return $string;
 939 }
 940
 941 /*
 942  windows-1257 (BaltRim)
 943  */
 944 function charset_decode_windows_1257 ($string) {
 945     global $default_charset, $languages, $sm_notAlias;
 946
 947     if (strtolower($default_charset) == 'windows-1257')
 948         return $string;
 949     if (strtolower($languages[$sm_notAlias]['CHARSET']) == 'windows-1257')
 950         return $string;
 951
 952     /* Only do the slow convert if there are 8-bit characters */
 953     if (! ereg("[\200-\377]", $string))
 954         return $string;
 955
 956     // Euro sign 128 -> 8364
 957     $string = str_replace("\200", '&#8364;', $string);
 958     // Single low-9 quotation mark 130 -> 8218
 959     $string = str_replace("\202", '&#8218;', $string);
 960     // Double low-9 quotation mark 132 -> 8222
 961     $string = str_replace("\204", '&#8222;', $string);
 962     // horizontal ellipsis 133 -> 8230
 963     $string = str_replace("\205", '&#8230;', $string);
 964     // dagger 134 -> 8224
 965     $string = str_replace("\206", '&#8224;', $string);
 966     // double dagger 135 -> 8225
 967     $string = str_replace("\207", '&#8225;', $string);
 968     // per mille sign 137 -> 8240
 969     $string = str_replace("\211", '&#8240;', $string);
 970     // single left-pointing angle quotation mark 139 -> 8249
 971     $string = str_replace("\213", '&#8249;', $string);
 972     // diaeresis 141 -> 168
 973     $string = str_replace("\215", '&#168;', $string);
 974     // caron 142 -> 711
 975     $string = str_replace("\216", '&#711;', $string);
 976     // cedilla 143 -> 184
 977     $string = str_replace("\217", '&#184;', $string);
 978     // left single quotation mark 145 -> 8216
 979     $string = str_replace("\221", '&#8216;', $string);
 980     // right single quotation mark 146 -> 8217
 981     $string = str_replace("\222", '&#8217;', $string);
 982     // left double quotation mark 147 -> 8220
 983     $string = str_replace("\223", '&#8220;', $string);
 984     // right double quotation mark 148 -> 8221
 985     $string = str_replace("\224", '&#8221;', $string);
 986     // bullet 149 -> 8226
 987     $string = str_replace("\225", '&#8226;', $string);
 988     // en dash 150 -> 8211
 989     $string = str_replace("\226", '&#8211;', $string);
 990     // em dash 151 -> 8212
 991     $string = str_replace("\227", '&#8212;', $string);
 992     // trade mark sign 153 -> 8482
 993     $string = str_replace("\231", '&#8482;', $string);
 994     // single right-pointing angle quotation mark 155 -> 8250
 995     $string = str_replace("\233", '&#8250;', $string);
 996     // macron 157 -> 175
 997     $string = str_replace("\235", '&#175;', $string);
 998     // ogonek 158 -> 731
 999     $string = str_replace("\236", '&#731;', $string);
1000     // latin capital letter o with stroke 168 -> 216
1001     $string = str_replace ("\250", '&#216;', $string);
1002     // latin capital letter r with cedilla 170 -> 342
1003     $string = str_replace ("\252", '&#342;', $string);
1004     // latin capital letter ae 175 -> 198
1005     $string = str_replace ("\257", '&#198;', $string);
1006     // latin small letter o with stroke 184 -> 248
1007     $string = str_replace ("\270", '&#248;', $string);
1008     // latin small letter r with cedilla 186 -> 343
1009     $string = str_replace ("\272", '&#343;', $string);
1010     // latin small letter ae 191 -> 230
1011     $string = str_replace ("\277", '&#230;', $string);
1012     // latin capital letter a with ogonek 192 -> 260
1013     $string = str_replace ("\300", '&#260;', $string);
1014     // latin capital letter i with ogonek 193 -> 302
1015     $string = str_replace ("\301", '&#302;', $string);
1016     // latin capital letter a with macron 194 -> 256
1017     $string = str_replace ("\302", '&#256;', $string);
1018     // latin capital letter c with acute 195 -> 262
1019     $string = str_replace ("\303", '&#262;', $string);
1020     // latin capital letter e with ogonek 198 -> 280
1021     $string = str_replace ("\306", '&#280;', $string);
1022     // latin capital letter e with macron 199 -> 274
1023     $string = str_replace ("\307", '&#274;', $string);
1024     // latin capital letter c with caron 200 -> 268
1025     $string = str_replace ("\310", '&#268;', $string);
1026     // latin capital letter z with acute 202 -> 377
1027     $string = str_replace ("\312", '&#377;', $string);
1028     // latin capital letter e with dot above 203 -> 278
1029     $string = str_replace ("\313", '&#278;', $string);
1030     // latin capital letter g with cedilla 204 -> 290
1031     $string = str_replace ("\314", '&#290;', $string);
1032     // latin capital letter k with cedilla 205 -> 310
1033     $string = str_replace ("\315", '&#310;', $string);
1034     // latin capital letter i with macron 206 -> 298
1035     $string = str_replace ("\316", '&#298;', $string);
1036     // latin capital letter l with cedilla 207 -> 315
1037     $string = str_replace ("\317", '&#315;', $string);
1038     // latin capital letter s with caron 208 -> 352
1039     $string = str_replace ("\320", '&#352;', $string);
1040     // latin capital letter n with acute 209 -> 323
1041     $string = str_replace ("\321", '&#323;', $string);
1042     // latin capital letter n with cedilla 210 -> 325
1043     $string = str_replace ("\322", '&#325;', $string);
1044     // latin capital letter o with macron 212 -> 332
1045     $string = str_replace ("\324", '&#332;', $string);
1046     // latin capital letter u with ogonek 216 -> 370
1047     $string = str_replace ("\330", '&#370;', $string);
1048     // latin capital letter l with stroke 217 -> 321
1049     $string = str_replace ("\331", '&#321;', $string);
1050     // latin capital letter r with acute 218 -> 340
1051     $string = str_replace ("\332", '&#340;', $string);
1052     // latin capital letter u with macron 219 -> 362
1053     $string = str_replace ("\333", '&#362;', $string);
1054     // latin capital letter z with dot above 221 -> 379
1055     $string = str_replace ("\335", '&#379;', $string);
1056     // latin capital letter z with caron 222 -> 381
1057     $string = str_replace ("\336", '&#381;', $string);
1058     // latin small letter a with ogonek 224 -> 261
1059     $string = str_replace ("\340", '&#261;', $string);
1060     // latin small letter i with ogonek 225 -> 303
1061     $string = str_replace ("\341", '&#303;', $string);
1062     // latin small letter a with macron 226 -> 257
1063     $string = str_replace ("\342", '&#257;', $string);
1064     // latin small letter c with acute 227 -> 263
1065     $string = str_replace ("\343", '&#263;', $string);
1066     // latin small letter e with ogonek 230 -> 281
1067     $string = str_replace ("\346", '&#281;', $string);
1068     // latin small letter e with macron 231 -> 275
1069     $string = str_replace ("\347", '&#275;', $string);
1070     // latin small letter c with caron 232 -> 269
1071     $string = str_replace ("\350", '&#269;', $string);
1072     // latin small letter z with acute 234 -> 378
1073     $string = str_replace ("\352", '&#378;', $string);
1074     // latin small letter e with dot above 235 -> 279
1075     $string = str_replace ("\353", '&#279;', $string);
1076     // latin small letter g with cedilla 236 -> 291
1077     $string = str_replace ("\354", '&#291;', $string);
1078     // latin small letter k with cedilla 237 -> 311
1079     $string = str_replace ("\355", '&#311;', $string);
1080     // latin small letter i with macron 238 -> 299
1081     $string = str_replace ("\356", '&#299;', $string);
1082     // latin small letter l with cedilla 239 -> 316
1083     $string = str_replace ("\357", '&#316;', $string);
1084     // latin small letter s with caron 240 -> 253
1085     $string = str_replace ("\360", '&#353;', $string);
1086     // latin small letter n with acute 241 -> 324
1087     $string = str_replace ("\361", '&#324;', $string);
1088     // latin small letter n with cedilla 242 -> 326
1089     $string = str_replace ("\362", '&#326;', $string);
1090     // latin small letter o with macron 244 -> 333
1091     $string = str_replace ("\364", '&#333;', $string);
1092     // latin small letter u with ogonek 248 -> 371
1093     $string = str_replace ("\370", '&#371;', $string);
1094     // latin small letter l with stroke 249 -> 322
1095     $string = str_replace ("\371", '&#322;', $string);
1096     // latin small letter s with acute 250 -> 347
1097     $string = str_replace ("\372", '&#347;', $string);
1098     // latin small letter u with macron 251 -> 363
1099     $string = str_replace ("\373", '&#363;', $string);
1100     // latin small letter z with dot above 253 -> 380
1101     $string = str_replace ("\375", '&#380;', $string);
1102     // latin small letter z with caron 254 -> 382
1103     $string = str_replace ("\376", '&#382;', $string);
1104     // dot above 255 -> 729
1105     $string = str_replace ("\377", '&#729;', $string);
1106
1107     // Rest of charset is like iso-8859-1
1108     return (charset_decode_iso_8859_1($string));
1109 }
1110
1111
1112 /*
1113  * Set up the language to be output
1114  * if $do_search is true, then scan the browser information
1115  * for a possible language that we know
1116  */
1117 function set_up_language($sm_language, $do_search = false) {
1118
1119     static $SetupAlready = 0;
1120     global $use_gettext, $languages,
1121            $squirrelmail_language, $squirrelmail_default_language,
1122            $sm_notAlias;
1123
1124     if ($SetupAlready) {
1125         return;
1126     }
1127     $SetupAlready = TRUE;
1128
1129     if ($do_search && ! $sm_language && isset($_SERVER['HTTP_ACCEPT_LANGUAGE'])) {
1130         $sm_language = substr($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);
1131     }
1132
1133     if (!$sm_language && isset($squirrelmail_default_language)) {
1134         $squirrelmail_language = $squirrelmail_default_language;
1135         $sm_language = $squirrelmail_default_language;
1136     }
1137     $sm_notAlias = $sm_language;
1138     while (isset($languages[$sm_notAlias]['ALIAS'])) {
1139         $sm_notAlias = $languages[$sm_notAlias]['ALIAS'];
1140     }
1141
1142     if ( isset($sm_language) &&
1143          $use_gettext &&
1144          $sm_language != '' &&
1145          isset($languages[$sm_notAlias]['CHARSET']) ) {
1146         bindtextdomain( 'squirrelmail', '../locale/' );
1147         textdomain( 'squirrelmail' );
1148         if ( !ini_get('safe_mode') &&
1149              getenv( 'LC_ALL' ) != $sm_notAlias ) {
1150             putenv( "LC_ALL=$sm_notAlias" );
1151             putenv( "LANG=$sm_notAlias" );
1152             putenv( "LANGUAGE=$sm_notAlias" );
1153         }
1154         setlocale(LC_ALL, $sm_notAlias);
1155         $squirrelmail_language = $sm_notAlias;
1156         if ($squirrelmail_language == 'ja_JP' && function_exists('mb_detect_encoding') ) {
1157             header ('Content-Type: text/html; charset=EUC-JP');
1158             if (!function_exists('mb_internal_encoding')) {
1159                 echo _("You need to have php4 installed with the multibyte string function enabled (using configure option --with-mbstring).");
1160             }
1161             mb_internal_encoding('EUC-JP');
1162             mb_http_output('pass');
1163         } else {
1164         header( 'Content-Type: text/html; charset=' . $languages[$sm_notAlias]['CHARSET'] );
1165     }
1166 }
1167 }
1168
1169 function set_my_charset(){
1170
1171     /*
1172      * There can be a $default_charset setting in the
1173      * config.php file, but the user may have a different language
1174      * selected for a user interface. This function checks the
1175      * language selected by the user and tags the outgoing messages
1176      * with the appropriate charset corresponding to the language
1177      * selection. This is "more right" (tm), than just stamping the
1178      * message blindly with the system-wide $default_charset.
1179      */
1180     global $data_dir, $username, $default_charset, $languages;
1181
1182     $my_language = getPref($data_dir, $username, 'language');
1183     if (!$my_language) {
1184         return;
1185     }
1186     while (isset($languages[$my_language]['ALIAS'])) {
1187         $my_language = $languages[$my_language]['ALIAS'];
1188     }
1189     $my_charset = $languages[$my_language]['CHARSET'];
1190     if ($my_charset) {
1191         $default_charset = $my_charset;
1192     }
1193 }
1194
1195 /* ------------------------------ main --------------------------- */
1196
1197 global $squirrelmail_language, $languages, $use_gettext;
1198
1199 if (! isset($squirrelmail_language)) {
1200     $squirrelmail_language = '';
1201 }
1202
1203 /* This array specifies the available languages. */
1204
1205 // The glibc locale is ca_ES.
1206
1207 $languages['ca_ES']['NAME']    = 'Catalan';
1208 $languages['ca_ES']['CHARSET'] = 'iso-8859-1';
1209 $languages['ca']['ALIAS'] = 'ca_ES';
1210
1211 $languages['cs_CZ']['NAME']    = 'Czech';
1212 $languages['cs_CZ']['CHARSET'] = 'iso-8859-2';
1213 $languages['cs']['ALIAS']      = 'cs_CZ';
1214
1215 // Danish locale is da_DK.
1216
1217 $languages['da_DK']['NAME']    = 'Danish';
1218 $languages['da_DK']['CHARSET'] = 'iso-8859-1';
1219 $languages['da']['ALIAS'] = 'da_DK';
1220
1221 $languages['de_DE']['NAME']    = 'Deutsch';
1222 $languages['de_DE']['CHARSET'] = 'iso-8859-1';
1223 $languages['de']['ALIAS'] = 'de_DE';
1224
1225 // There is no en_EN! There is en_US, en_BR, en_AU, and so forth,
1226 // but who cares about !US, right? Right? :)
1227
1228 $languages['en_US']['NAME']    = 'English';
1229 $languages['en_US']['CHARSET'] = 'iso-8859-1';
1230 $languages['en']['ALIAS'] = 'en_US';
1231
1232 $languages['es_ES']['NAME']    = 'Spanish';
1233 $languages['es_ES']['CHARSET'] = 'iso-8859-1';
1234 $languages['es']['ALIAS'] = 'es_ES';
1235
1236 $languages['et_EE']['NAME']    = 'Estonian';
1237 $languages['et_EE']['CHARSET'] = 'iso-8859-15';
1238 $languages['et']['ALIAS'] = 'et_EE';
1239
1240 $languages['fi_FI']['NAME']    = 'Finnish';
1241 $languages['fi_FI']['CHARSET'] = 'iso-8859-1';
1242 $languages['fi']['ALIAS'] = 'fi_FI';
1243
1244 $languages['fr_FR']['NAME']    = 'French';
1245 $languages['fr_FR']['CHARSET'] = 'iso-8859-1';
1246 $languages['fr']['ALIAS'] = 'fr_FR';
1247
1248 $languages['hr_HR']['NAME']    = 'Croatian';
1249 $languages['hr_HR']['CHARSET'] = 'iso-8859-2';
1250 $languages['hr']['ALIAS'] = 'hr_HR';
1251
1252 $languages['hu_HU']['NAME']    = 'Hungarian';
1253 $languages['hu_HU']['CHARSET'] = 'iso-8859-2';
1254 $languages['hu']['ALIAS'] = 'hu_HU';
1255
1256 $languages['id_ID']['NAME']    = 'Indonesian';
1257 $languages['id_ID']['CHARSET'] = 'iso-8859-1';
1258 $languages['id']['ALIAS'] = 'id_ID';
1259
1260 $languages['is_IS']['NAME']    = 'Icelandic';
1261 $languages['is_IS']['CHARSET'] = 'iso-8859-1';
1262 $languages['is']['ALIAS'] = 'is_IS';
1263
1264 $languages['it_IT']['NAME']    = 'Italian';
1265 $languages['it_IT']['CHARSET'] = 'iso-8859-1';
1266 $languages['it']['ALIAS'] = 'it_IT';
1267
1268 $languages['ja_JP']['NAME']    = 'Japanese';
1269 $languages['ja_JP']['CHARSET'] = 'iso-2022-jp';
1270 $languages['ja_JP']['XTRA_CODE'] = 'japanese_charset_xtra';
1271 $languages['ja']['ALIAS'] = 'ja_JP';
1272
1273 $languages['ko_KR']['NAME']    = 'Korean';
1274 $languages['ko_KR']['CHARSET'] = 'euc-KR';
1275 $languages['ko_KR']['XTRA_CODE'] = 'korean_charset_xtra';
1276 $languages['ko']['ALIAS'] = 'ko_KR';
1277
1278 $languages['nl_NL']['NAME']    = 'Dutch';
1279 $languages['nl_NL']['CHARSET'] = 'iso-8859-1';
1280 $languages['nl']['ALIAS'] = 'nl_NL';
1281
1282 $languages['no_NO']['NAME']    = 'Norwegian (Bokm&aring;l)';
1283 $languages['no_NO']['CHARSET'] = 'iso-8859-1';
1284 $languages['no']['ALIAS'] = 'no_NO';
1285 $languages['nn_NO']['NAME']    = 'Norwegian (Nynorsk)';
1286 $languages['nn_NO']['CHARSET'] = 'iso-8859-1';
1287
1288 $languages['pl_PL']['NAME']    = 'Polish';
1289 $languages['pl_PL']['CHARSET'] = 'iso-8859-2';
1290 $languages['pl']['ALIAS'] = 'pl_PL';
1291
1292 $languages['pt_PT']['NAME'] = 'Portuguese (Portugal)';
1293 $languages['pt_PT']['CHARSET'] = 'iso-8859-1';
1294 $languages['pt_BR']['NAME']    = 'Portuguese (Brazil)';
1295 $languages['pt_BR']['CHARSET'] = 'iso-8859-1';
1296 $languages['pt']['ALIAS'] = 'pt_PT';
1297
1298 $languages['ru_RU']['NAME']    = 'Russian';
1299 $languages['ru_RU']['CHARSET'] = 'koi8-r';
1300 $languages['ru']['ALIAS'] = 'ru_RU';
1301
1302 $languages['sr_YU']['NAME']    = 'Serbian';
1303 $languages['sr_YU']['CHARSET'] = 'iso-8859-2';
1304 $languages['sr']['ALIAS'] = 'sr_YU';
1305
1306 $languages['sv_SE']['NAME']    = 'Swedish';
1307 $languages['sv_SE']['CHARSET'] = 'iso-8859-1';
1308 $languages['sv']['ALIAS'] = 'sv_SE';
1309
1310 $languages['tr_TR']['NAME']    = 'Turkish';
1311 $languages['tr_TR']['CHARSET'] = 'iso-8859-9';
1312 $languages['tr']['ALIAS'] = 'tr_TR';
1313
1314 $languages['zh_TW']['NAME']    = 'Chinese Trad';
1315 $languages['zh_TW']['CHARSET'] = 'big5';
1316 $languages['tw']['ALIAS'] = 'zh_TW';
1317
1318 $languages['zh_CN']['NAME']    = 'Chinese Simp';
1319 $languages['zh_CN']['CHARSET'] = 'gb2312';
1320 $languages['cn']['ALIAS'] = 'zh_CN';
1321
1322 $languages['sk_SK']['NAME']     = 'Slovak';
1323 $languages['sk_SK']['CHARSET']  = 'iso-8859-2';
1324 $languages['sk']['ALIAS']       = 'sk_SK';
1325
1326 $languages['ro_RO']['NAME']    = 'Romanian';
1327 $languages['ro_RO']['CHARSET'] = 'iso-8859-2';
1328 $languages['ro']['ALIAS'] = 'ro_RO';
1329
1330 $languages['th_TH']['NAME']    = 'Thai';
1331 $languages['th_TH']['CHARSET'] = 'tis-620';
1332 $languages['th']['ALIAS'] = 'th_TH';
1333
1334 $languages['lt_LT']['NAME']    = 'Lithuanian';
1335 $languages['lt_LT']['CHARSET'] = 'windows-1257';
1336 $languages['lt']['ALIAS'] = 'lt_LT';
1337
1338 $languages['sl_SI']['NAME']    = 'Slovenian';
1339 $languages['sl_SI']['CHARSET'] = 'iso-8859-2';
1340 $languages['sl']['ALIAS'] = 'sl_SI';
1341
1342 $languages['bg_BG']['NAME']    = 'Bulgarian';
1343 $languages['bg_BG']['CHARSET'] = 'windows-1251';
1344 $languages['bg']['ALIAS'] = 'bg_BG';
1345
1346 // Right to left languages
1347
1348 $languages['he_HE']['NAME']    = 'Hebrew';
1349 $languages['he_HE']['CHARSET'] = 'windows-1255';
1350 $languages['he_HE']['DIR']     = 'rtl';
1351 $languages['he']['ALIAS']      = 'he_HE';
1352
1353
1354 /* Detect whether gettext is installed. */
1355 $gettext_flags = 0;
1356 if (function_exists('_')) {
1357     $gettext_flags += 1;
1358 }
1359 if (function_exists('bindtextdomain')) {
1360     $gettext_flags += 2;
1361 }
1362 if (function_exists('textdomain')) {
1363     $gettext_flags += 4;
1364 }
1365
1366 /* If gettext is fully loaded, cool */
1367 if ($gettext_flags == 7) {
1368     $use_gettext = true;
1369 }
1370 /* If we can fake gettext, try that */
1371 elseif ($gettext_flags == 0) {
1372     $use_gettext = true;
1373     include_once(SM_PATH . 'functions/gettext.php');
1374 } else {
1375     /* Uh-ho.  A weird install */
1376     if (! $gettext_flags & 1) {
1377         function _($str) {
1378             return $str;
1379         }
1380     }
1381     if (! $gettext_flags & 2) {
1382         function bindtextdomain() {
1383             return;
1384         }
1385     }
1386     if (! $gettext_flags & 4) {
1387         function textdomain() {
1388             return;
1389         }
1390     }
1391 }
1392
1393
1394 /*
1395  * Japanese charset extra function
1396  *
1397  */
1398 function japanese_charset_xtra() {
1399     $ret = func_get_arg(1);  /* default return value */
1400     if (function_exists('mb_detect_encoding')) {
1401         switch (func_get_arg(0)) { /* action */
1402         case 'decode':
1403             $detect_encoding = mb_detect_encoding($ret);
1404             if ($detect_encoding == 'JIS' ||
1405                 $detect_encoding == 'EUC-JP' ||
1406                 $detect_encoding == 'SJIS') {
1407
1408                 $ret = mb_convert_encoding($ret, 'EUC-JP', 'AUTO');
1409             }
1410             break;
1411         case 'encode':
1412             $detect_encoding = mb_detect_encoding($ret);
1413             if ($detect_encoding == 'JIS' ||
1414                 $detect_encoding == 'EUC-JP' ||
1415                 $detect_encoding == 'SJIS') {
1416
1417                 $ret = mb_convert_encoding($ret, 'JIS', 'AUTO');
1418             }
1419             break;
1420         case 'strimwidth':
1421             $width = func_get_arg(2);
1422             $ret = mb_strimwidth($ret, 0, $width, '...');
1423             break;
1424         case 'encodeheader':
1425             $result = '';
1426             if (strlen($ret) > 0) {
1427                 $tmpstr = mb_substr($ret, 0, 1);
1428                 $prevcsize = strlen($tmpstr);
1429                 for ($i = 1; $i < mb_strlen($ret); $i++) {
1430                     $tmp = mb_substr($ret, $i, 1);
1431                     if (strlen($tmp) == $prevcsize) {
1432                         $tmpstr .= $tmp;
1433                     } else {
1434                         if ($prevcsize == 1) {
1435                             $result .= $tmpstr;
1436                         } else {
1437                             $result .= mb_encode_mimeheader($tmpstr);
1438                         }
1439                         $tmpstr = $tmp;
1440                         $prevcsize = strlen($tmp);
1441                     }
1442                 }
1443                 if (strlen($tmpstr)) {
1444                     if (strlen(mb_substr($tmpstr, 0, 1)) == 1)
1445                         $result .= $tmpstr;
1446                     else
1447                         $result .= mb_encode_mimeheader($tmpstr);
1448                 }
1449             }
1450             $ret = $result;
1451             //$ret = mb_encode_mimeheader($ret);
1452             break;
1453         case 'decodeheader':
1454             $ret = str_replace("\t", "", $ret);
1455             if (eregi('=\\?([^?]+)\\?(q|b)\\?([^?]+)\\?=', $ret))
1456                 $ret = mb_decode_mimeheader($ret);
1457             $ret = mb_convert_encoding($ret, 'EUC-JP', 'AUTO');
1458             break;
1459         case 'downloadfilename':
1460             $useragent = func_get_arg(2);
1461             if (strstr($useragent, 'Windows') !== false ||
1462                 strstr($useragent, 'Mac_') !== false) {
1463                 $ret = mb_convert_encoding($ret, 'SJIS', 'AUTO');
1464             } else {
1465                 $ret = mb_convert_encoding($ret, 'EUC-JP', 'AUTO');
1466 }
1467             break;
1468         }
1469     }
1470     return $ret;
1471 }
1472
1473
1474 /*
1475  * Korean charset extra function
1476  * Hangul(Korean Character) Attached File Name Fix.
1477  */
1478 function korean_charset_xtra() {
1479
1480     $ret = func_get_arg(1);  /* default return value */
1481     if (func_get_arg(0) == 'downloadfilename') { /* action */
1482         $ret = str_replace("\x0D\x0A", '', $ret);  /* Hanmail's CR/LF Clear */
1483         for ($i=0;$i<strlen($ret);$i++) {
1484             if ($ret[$i] >= "\xA1" && $ret[$i] <= "\xFE") {   /* 0xA1 - 0XFE are Valid */
1485                 $i++;
1486                 continue;
1487             } else if (($ret[$i] >= 'a' && $ret[$i] <= 'z') || /* From Original ereg_replace in download.php */
1488                        ($ret[$i] >= 'A' && $ret[$i] <= 'Z') ||
1489                        ($ret[$i] == '.') || ($ret[$i] == '-')) {
1490                 continue;
1491             } else {
1492                 $ret[$i] = '_';
1493             }
1494         }
1495
1496     }
1497
1498     return $ret;
1499 }
1500
1501 ?>