functions/decode/iso_8859_13.php

   1 <?php
   2 /**
   3  * decode/iso8859-13.php
   4  *
   5  * Copyright (c) 2003-2004 The SquirrelMail Project Team
   6  * Licensed under the GNU GPL. For full terms see the file COPYING.
   7  *
   8  * This file contains iso-8859-13 decoding function that is needed to read
   9  * iso-8859-13 encoded mails in non-iso-8859-13 locale.
  10  *
  11  * Original data taken from:
  12  *  ftp://ftp.unicode.org/Public/MAPPINGS/ISO8859/8859-13.TXT
  13  *
  14  *   Name:             ISO/IEC 8859-13:1998  to Unicode
  15  *   Unicode version:  3.0
  16  *   Table version:    1.0
  17  *   Table format:     Format A
  18  *   Date:             1999 July 27
  19  *   Authors:          Ken Whistler <kenw@sybase.com>
  20  *
  21  * Original copyright:
  22  *      Copyright (c) 1999 Unicode, Inc.  All Rights reserved.
  23  *
  24  *      This file is provided as-is by Unicode, Inc. (The Unicode Consortium).
  25  *      No claims are made as to fitness for any particular purpose.  No
  26  *      warranties of any kind are expressed or implied.  The recipient
  27  *      agrees to determine applicability of information provided.  If this
  28  *      file has been provided on optical media by Unicode, Inc., the sole
  29  *      remedy for any claim will be exchange of defective media within 90
  30  *      days of receipt.
  31  *
  32  *      Unicode, Inc. hereby grants the right to freely use the information
  33  *      supplied in this file in the creation of products supporting the
  34  *      Unicode Standard, and to make copies of this file in any form for
  35  *      internal or external distribution as long as this notice remains
  36  *      attached.
  37  *
  38  * @version $Id$
  39  * @package squirrelmail
  40  * @subpackage decode
  41  */
  42
  43 /**
  44  * Decode iso8859-13
  45  * @param string $string Encoded string
  46  * @return string $string Decoded string
  47  */
  48 function charset_decode_iso_8859_13 ($string) {
  49     global $default_charset;
  50
  51     if (strtolower($default_charset) == 'iso-8859-13')
  52         return $string;
  53
  54     /* Only do the slow convert if there are 8-bit characters */
  55     /* there is no 0x80-0x9F letters in ISO8859-* */
  56     if ( ! ereg("[\241-\377]", $string) )
  57         return $string;
  58
  59     $iso8859_13 = array(
  60         "\xA0" => '&#160;',
  61         "\xA1" => '&#8221;',
  62         "\xA2" => '&#162;',
  63         "\xA3" => '&#163;',
  64         "\xA4" => '&#164;',
  65         "\xA5" => '&#8222;',
  66         "\xA6" => '&#166;',
  67         "\xA7" => '&#167;',
  68         "\xA8" => '&#216;',
  69         "\xA9" => '&#169;',
  70         "\xAA" => '&#342;',
  71         "\xAB" => '&#171;',
  72         "\xAC" => '&#172;',
  73         "\xAD" => '&#173;',
  74         "\xAE" => '&#174;',
  75         "\xAF" => '&#198;',
  76         "\xB0" => '&#176;',
  77         "\xB1" => '&#177;',
  78         "\xB2" => '&#178;',
  79         "\xB3" => '&#179;',
  80         "\xB4" => '&#8220;',
  81         "\xB5" => '&#181;',
  82         "\xB6" => '&#182;',
  83         "\xB7" => '&#183;',
  84         "\xB8" => '&#248;',
  85         "\xB9" => '&#185;',
  86         "\xBA" => '&#343;',
  87         "\xBB" => '&#187;',
  88         "\xBC" => '&#188;',
  89         "\xBD" => '&#189;',
  90         "\xBE" => '&#190;',
  91         "\xBF" => '&#230;',
  92         "\xC0" => '&#260;',
  93         "\xC1" => '&#302;',
  94         "\xC2" => '&#256;',
  95         "\xC3" => '&#262;',
  96         "\xC4" => '&#196;',
  97         "\xC5" => '&#197;',
  98         "\xC6" => '&#280;',
  99         "\xC7" => '&#274;',
 100         "\xC8" => '&#268;',
 101         "\xC9" => '&#201;',
 102         "\xCA" => '&#377;',
 103         "\xCB" => '&#278;',
 104         "\xCC" => '&#290;',
 105         "\xCD" => '&#310;',
 106         "\xCE" => '&#298;',
 107         "\xCF" => '&#315;',
 108         "\xD0" => '&#352;',
 109         "\xD1" => '&#323;',
 110         "\xD2" => '&#325;',
 111         "\xD3" => '&#211;',
 112         "\xD4" => '&#332;',
 113         "\xD5" => '&#213;',
 114         "\xD6" => '&#214;',
 115         "\xD7" => '&#215;',
 116         "\xD8" => '&#370;',
 117         "\xD9" => '&#321;',
 118         "\xDA" => '&#346;',
 119         "\xDB" => '&#362;',
 120         "\xDC" => '&#220;',
 121         "\xDD" => '&#379;',
 122         "\xDE" => '&#381;',
 123         "\xDF" => '&#223;',
 124         "\xE0" => '&#261;',
 125         "\xE1" => '&#303;',
 126         "\xE2" => '&#257;',
 127         "\xE3" => '&#263;',
 128         "\xE4" => '&#228;',
 129         "\xE5" => '&#229;',
 130         "\xE6" => '&#281;',
 131         "\xE7" => '&#275;',
 132         "\xE8" => '&#269;',
 133         "\xE9" => '&#233;',
 134         "\xEA" => '&#378;',
 135         "\xEB" => '&#279;',
 136         "\xEC" => '&#291;',
 137         "\xED" => '&#311;',
 138         "\xEE" => '&#299;',
 139         "\xEF" => '&#316;',
 140         "\xF0" => '&#353;',
 141         "\xF1" => '&#324;',
 142         "\xF2" => '&#326;',
 143         "\xF3" => '&#243;',
 144         "\xF4" => '&#333;',
 145         "\xF5" => '&#245;',
 146         "\xF6" => '&#246;',
 147         "\xF7" => '&#247;',
 148         "\xF8" => '&#371;',
 149         "\xF9" => '&#322;',
 150         "\xFA" => '&#347;',
 151         "\xFB" => '&#363;',
 152         "\xFC" => '&#252;',
 153         "\xFD" => '&#380;',
 154         "\xFE" => '&#382;',
 155         "\xFF" => '&#8217;'
 156     );
 157
 158     $string = str_replace(array_keys($iso8859_13), array_values($iso8859_13), $string);
 159
 160     return $string;
 161 }
 162
 163 ?>