| 1 | <?php |
| 2 | |
| 3 | /** |
| 4 | * cp1251 encoding functions |
| 5 | * |
| 6 | * takes a string of unicode entities and converts it to a cp1251 encoded string |
| 7 | * Unsupported characters are replaced with ?. |
| 8 | * |
| 9 | * @copyright 2004-2017 The SquirrelMail Project Team |
| 10 | * @license http://opensource.org/licenses/gpl-license.php GNU Public License |
| 11 | * @version $Id$ |
| 12 | * @package squirrelmail |
| 13 | * @subpackage encode |
| 14 | */ |
| 15 | |
| 16 | /** |
| 17 | * Converts string to cp1251 |
| 18 | * @param string $string text with numeric unicode entities |
| 19 | * @return string cp1251 encoded text |
| 20 | */ |
| 21 | function charset_encode_cp1251 ($string) { |
| 22 | // don't run encoding function, if there is no encoded characters |
| 23 | if (! preg_match("'&#[0-9]+;'",$string) ) return $string; |
| 24 | |
| 25 | $string=preg_replace_callback("/&#([0-9]+);/", 'unicodetocp1251', $string); |
| 26 | |
| 27 | return $string; |
| 28 | } |
| 29 | |
| 30 | /** |
| 31 | * Return cp1251 symbol when unicode character number is provided |
| 32 | * |
| 33 | * This function is used internally by charset_encode_cp1251 |
| 34 | * function. It might be unavailable to other SquirrelMail functions. |
| 35 | * Don't use it or make sure, that functions/encode/cp1251.php is |
| 36 | * included. |
| 37 | * |
| 38 | * @param array $matches array with first element a decimal unicode value |
| 39 | * @return string cp1251 character |
| 40 | */ |
| 41 | function unicodetocp1251($matches) { |
| 42 | $var = $matches[1]; |
| 43 | |
| 44 | $cp1251chars=array('160' => "\xA0", |
| 45 | '164' => "\xA4", |
| 46 | '166' => "\xA6", |
| 47 | '167' => "\xA7", |
| 48 | '169' => "\xA9", |
| 49 | '171' => "\xAB", |
| 50 | '172' => "\xAC", |
| 51 | '173' => "\xAD", |
| 52 | '174' => "\xAE", |
| 53 | '176' => "\xB0", |
| 54 | '177' => "\xB1", |
| 55 | '181' => "\xB5", |
| 56 | '182' => "\xB6", |
| 57 | '183' => "\xB7", |
| 58 | '187' => "\xBB", |
| 59 | '1025' => "\xA8", |
| 60 | '1026' => "\x80", |
| 61 | '1027' => "\x81", |
| 62 | '1028' => "\xAA", |
| 63 | '1029' => "\xBD", |
| 64 | '1030' => "\xB2", |
| 65 | '1031' => "\xAF", |
| 66 | '1032' => "\xA3", |
| 67 | '1033' => "\x8A", |
| 68 | '1034' => "\x8C", |
| 69 | '1035' => "\x8E", |
| 70 | '1036' => "\x8D", |
| 71 | '1038' => "\xA1", |
| 72 | '1039' => "\x8F", |
| 73 | '1040' => "\xC0", |
| 74 | '1041' => "\xC1", |
| 75 | '1042' => "\xC2", |
| 76 | '1043' => "\xC3", |
| 77 | '1044' => "\xC4", |
| 78 | '1045' => "\xC5", |
| 79 | '1046' => "\xC6", |
| 80 | '1047' => "\xC7", |
| 81 | '1048' => "\xC8", |
| 82 | '1049' => "\xC9", |
| 83 | '1050' => "\xCA", |
| 84 | '1051' => "\xCB", |
| 85 | '1052' => "\xCC", |
| 86 | '1053' => "\xCD", |
| 87 | '1054' => "\xCE", |
| 88 | '1055' => "\xCF", |
| 89 | '1056' => "\xD0", |
| 90 | '1057' => "\xD1", |
| 91 | '1058' => "\xD2", |
| 92 | '1059' => "\xD3", |
| 93 | '1060' => "\xD4", |
| 94 | '1061' => "\xD5", |
| 95 | '1062' => "\xD6", |
| 96 | '1063' => "\xD7", |
| 97 | '1064' => "\xD8", |
| 98 | '1065' => "\xD9", |
| 99 | '1066' => "\xDA", |
| 100 | '1067' => "\xDB", |
| 101 | '1068' => "\xDC", |
| 102 | '1069' => "\xDD", |
| 103 | '1070' => "\xDE", |
| 104 | '1071' => "\xDF", |
| 105 | '1072' => "\xE0", |
| 106 | '1073' => "\xE1", |
| 107 | '1074' => "\xE2", |
| 108 | '1075' => "\xE3", |
| 109 | '1076' => "\xE4", |
| 110 | '1077' => "\xE5", |
| 111 | '1078' => "\xE6", |
| 112 | '1079' => "\xE7", |
| 113 | '1080' => "\xE8", |
| 114 | '1081' => "\xE9", |
| 115 | '1082' => "\xEA", |
| 116 | '1083' => "\xEB", |
| 117 | '1084' => "\xEC", |
| 118 | '1085' => "\xED", |
| 119 | '1086' => "\xEE", |
| 120 | '1087' => "\xEF", |
| 121 | '1088' => "\xF0", |
| 122 | '1089' => "\xF1", |
| 123 | '1090' => "\xF2", |
| 124 | '1091' => "\xF3", |
| 125 | '1092' => "\xF4", |
| 126 | '1093' => "\xF5", |
| 127 | '1094' => "\xF6", |
| 128 | '1095' => "\xF7", |
| 129 | '1096' => "\xF8", |
| 130 | '1097' => "\xF9", |
| 131 | '1098' => "\xFA", |
| 132 | '1099' => "\xFB", |
| 133 | '1100' => "\xFC", |
| 134 | '1101' => "\xFD", |
| 135 | '1102' => "\xFE", |
| 136 | '1103' => "\xFF", |
| 137 | '1105' => "\xB8", |
| 138 | '1106' => "\x90", |
| 139 | '1107' => "\x83", |
| 140 | '1108' => "\xBA", |
| 141 | '1109' => "\xBE", |
| 142 | '1110' => "\xB3", |
| 143 | '1111' => "\xBF", |
| 144 | '1112' => "\xBC", |
| 145 | '1113' => "\x9A", |
| 146 | '1114' => "\x9C", |
| 147 | '1115' => "\x9E", |
| 148 | '1116' => "\x9D", |
| 149 | '1118' => "\xA2", |
| 150 | '1119' => "\x9F", |
| 151 | '1168' => "\xA5", |
| 152 | '1169' => "\xB4", |
| 153 | '8211' => "\x96", |
| 154 | '8212' => "\x97", |
| 155 | '8216' => "\x91", |
| 156 | '8217' => "\x92", |
| 157 | '8218' => "\x82", |
| 158 | '8220' => "\x93", |
| 159 | '8221' => "\x94", |
| 160 | '8222' => "\x84", |
| 161 | '8224' => "\x86", |
| 162 | '8225' => "\x87", |
| 163 | '8226' => "\x95", |
| 164 | '8230' => "\x85", |
| 165 | '8240' => "\x89", |
| 166 | '8249' => "\x8B", |
| 167 | '8250' => "\x9B", |
| 168 | '8364' => "\x88", |
| 169 | '8470' => "\xB9", |
| 170 | '8482' => "\x99"); |
| 171 | |
| 172 | if (array_key_exists($var,$cp1251chars)) { |
| 173 | $ret=$cp1251chars[$var]; |
| 174 | } else { |
| 175 | $ret='?'; |
| 176 | } |
| 177 | return $ret; |
| 178 | } |