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1 | <?php |
2 | /** |
3 | * cp1255 encoding functions |
4 | * |
5 | * takes a string of unicode entities and converts it to a cp1255 encoded string |
6 | * Unsupported characters are replaced with ?. |
7 | * |
8 | * @version $Id$ |
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9 | * @copyright Copyright © 2004-2005 The SquirrelMail Project Team |
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10 | * @package squirrelmail |
11 | * @subpackage encode |
12 | */ |
13 | |
14 | /** |
15 | * Converts string to cp1255 |
16 | * @param string $string text with numeric unicode entities |
17 | * @return string cp1255 encoded text |
18 | */ |
19 | function charset_encode_cp1255 ($string) { |
20 | // don't run encoding function, if there is no encoded characters |
21 | if (! preg_match("'&#[0-9]+;'",$string) ) return $string; |
22 | |
23 | $string=preg_replace("/&#([0-9]+);/e","unicodetocp1255('\\1')",$string); |
24 | // $string=preg_replace("/&#[xX]([0-9A-F]+);/e","unicodetocp1255(hexdec('\\1'))",$string); |
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25 | |
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26 | return $string; |
27 | } |
28 | |
29 | /** |
30 | * Return cp1255 symbol when unicode character number is provided |
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31 | * |
32 | * This function is used internally by charset_encode_cp1255 |
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33 | * function. It might be unavailable to other SquirrelMail functions. |
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34 | * Don't use it or make sure, that functions/encode/cp1255.php is |
35 | * included. |
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36 | * |
37 | * @param int $var decimal unicode value |
38 | * @return string cp1255 character |
39 | */ |
40 | function unicodetocp1255($var) { |
41 | |
42 | $cp1255chars=array('160' => "\xA0", |
43 | '161' => "\xA1", |
44 | '162' => "\xA2", |
45 | '163' => "\xA3", |
46 | '165' => "\xA5", |
47 | '166' => "\xA6", |
48 | '167' => "\xA7", |
49 | '168' => "\xA8", |
50 | '169' => "\xA9", |
51 | '171' => "\xAB", |
52 | '172' => "\xAC", |
53 | '173' => "\xAD", |
54 | '174' => "\xAE", |
55 | '175' => "\xAF", |
56 | '176' => "\xB0", |
57 | '177' => "\xB1", |
58 | '178' => "\xB2", |
59 | '179' => "\xB3", |
60 | '180' => "\xB4", |
61 | '181' => "\xB5", |
62 | '182' => "\xB6", |
63 | '183' => "\xB7", |
64 | '184' => "\xB8", |
65 | '185' => "\xB9", |
66 | '187' => "\xBB", |
67 | '188' => "\xBC", |
68 | '189' => "\xBD", |
69 | '190' => "\xBE", |
70 | '191' => "\xBF", |
71 | '215' => "\xAA", |
72 | '247' => "\xBA", |
73 | '402' => "\x83", |
74 | '710' => "\x88", |
75 | '732' => "\x98", |
76 | '1456' => "\xC0", |
77 | '1457' => "\xC1", |
78 | '1458' => "\xC2", |
79 | '1459' => "\xC3", |
80 | '1460' => "\xC4", |
81 | '1461' => "\xC5", |
82 | '1462' => "\xC6", |
83 | '1463' => "\xC7", |
84 | '1464' => "\xC8", |
85 | '1465' => "\xC9", |
86 | '1467' => "\xCB", |
87 | '1468' => "\xCC", |
88 | '1469' => "\xCD", |
89 | '1470' => "\xCE", |
90 | '1471' => "\xCF", |
91 | '1472' => "\xD0", |
92 | '1473' => "\xD1", |
93 | '1474' => "\xD2", |
94 | '1475' => "\xD3", |
95 | '1488' => "\xE0", |
96 | '1489' => "\xE1", |
97 | '1490' => "\xE2", |
98 | '1491' => "\xE3", |
99 | '1492' => "\xE4", |
100 | '1493' => "\xE5", |
101 | '1494' => "\xE6", |
102 | '1495' => "\xE7", |
103 | '1496' => "\xE8", |
104 | '1497' => "\xE9", |
105 | '1498' => "\xEA", |
106 | '1499' => "\xEB", |
107 | '1500' => "\xEC", |
108 | '1501' => "\xED", |
109 | '1502' => "\xEE", |
110 | '1503' => "\xEF", |
111 | '1504' => "\xF0", |
112 | '1505' => "\xF1", |
113 | '1506' => "\xF2", |
114 | '1507' => "\xF3", |
115 | '1508' => "\xF4", |
116 | '1509' => "\xF5", |
117 | '1510' => "\xF6", |
118 | '1511' => "\xF7", |
119 | '1512' => "\xF8", |
120 | '1513' => "\xF9", |
121 | '1514' => "\xFA", |
122 | '1520' => "\xD4", |
123 | '1521' => "\xD5", |
124 | '1522' => "\xD6", |
125 | '1523' => "\xD7", |
126 | '1524' => "\xD8", |
127 | '8206' => "\xFD", |
128 | '8207' => "\xFE", |
129 | '8211' => "\x96", |
130 | '8212' => "\x97", |
131 | '8216' => "\x91", |
132 | '8217' => "\x92", |
133 | '8218' => "\x82", |
134 | '8220' => "\x93", |
135 | '8221' => "\x94", |
136 | '8222' => "\x84", |
137 | '8224' => "\x86", |
138 | '8225' => "\x87", |
139 | '8226' => "\x95", |
140 | '8230' => "\x85", |
141 | '8240' => "\x89", |
142 | '8249' => "\x8B", |
143 | '8250' => "\x9B", |
144 | '8362' => "\xA4", |
145 | '8364' => "\x80", |
146 | '8482' => "\x99"); |
147 | |
148 | if (array_key_exists($var,$cp1255chars)) { |
149 | $ret=$cp1255chars[$var]; |
150 | } else { |
151 | $ret='?'; |
152 | } |
153 | return $ret; |
154 | } |
155 | ?> |