6 ** This file contains variuos functions that are needed to do
7 ** internationalization of SquirrelMail.
9 ** Internally the output character set is used. Other characters are
10 ** encoded using Unicode entities according to HTML 4.0.
16 if (! isset($squirrelmail_language)) { $squirrelmail_language = ''; }
18 // This array specifies the available languages.
19 $languages['en']['NAME'] = 'English';
20 $languages['en']['CHARSET'] = 'iso-8859-1';
22 $languages['ca']['NAME'] = 'Catalan';
23 $languages['ca']['CHARSET'] = 'iso-8859-1';
25 $languages['cs_CZ']['NAME'] = 'Czech';
26 $languages['cs_CZ']['CHARSET'] = 'iso-8859-2';
28 $languages['da']['NAME'] = 'Danish';
29 $languages['da']['CHARSET'] = 'iso-8859-1';
31 $languages['de']['NAME'] = 'Deutsch';
32 $languages['de']['CHARSET'] = 'iso-8859-1';
34 $languages['nl']['NAME'] = 'Dutch';
35 $languages['nl']['CHARSET'] = 'iso-8859-1';
37 $languages['fr']['NAME'] = 'French';
38 $languages['fr']['CHARSET'] = 'iso-8859-1';
40 $languages['fi']['NAME'] = 'Finnish';
41 $languages['fi']['CHARSET'] = 'iso-8859-1';
43 $languages['it']['NAME'] = 'Italian';
44 $languages['it']['CHARSET'] = 'iso-8859-1';
46 $languages['ko']['NAME'] = 'Korean';
47 $languages['ko']['CHARSET'] = 'euc-KR';
49 $languages['no']['NAME'] = 'Norwegian (Bokmål)';
50 $languages['no']['CHARSET'] = 'iso-8859-1';
52 $languages['no_NO_ny']['NAME'] = 'Norwegian (Nynorsk)';
53 $languages['no_NO_ny']['CHARSET'] = 'iso-8859-1';
55 $languages['pl']['NAME'] = 'Polish';
56 $languages['pl']['CHARSET'] = 'iso-8859-2';
58 $languages['pt_BR']['NAME'] = 'Portuguese (Brazil)';
59 $languages['pt_BR']['CHARSET'] = 'iso-8859-1';
61 $languages['ru']['NAME'] = 'Russian KOI8-R';
62 $languages['ru']['CHARSET'] = 'koi8-r';
64 $languages['sr']['NAME'] = 'Serbian';
65 $languages['sr']['CHARSET'] = 'iso-8859-2';
67 $languages['es']['NAME'] = 'Spanish';
68 $languages['es']['CHARSET'] = 'iso-8859-1';
70 $languages['sv']['NAME'] = 'Swedish';
71 $languages['sv']['CHARSET'] = 'iso-8859-1';
73 $languages['tw']['NAME'] = 'Taiwan';
74 $languages['tw']['CHARSET'] = 'big5';
77 // Decodes a string to the internal encoding from the given charset
78 function charset_decode ($charset, $string) {
81 // All HTML special characters are 7 bit and can be replaced first
82 $string = htmlspecialchars ($string);
84 $charset = strtolower($charset);
86 if ($debug_mime) $string = $charset . ':' . $string;
88 if (ereg('iso-8859-([[:digit:]]+)', $charset, $res)) {
90 return charset_decode_iso_8859_1 ($string);
91 else if ($res[1] == '2')
92 return charset_decode_iso_8859_2 ($string);
93 else if ($res[1] == '7')
94 return charset_decode_iso_8859_7 ($string);
95 else if ($res[1] == '15')
96 return charset_decode_iso_8859_15 ($string);
98 return charset_decode_iso_8859_default ($string);
99 } else if ($charset == 'ns_4551-1') {
100 return charset_decode_ns_4551_1 ($string);
101 } else if ($charset == 'koi8-r') {
102 return charset_decode_koi8r ($string);
107 // iso-8859-1 is the same as Latin 1 and is normally used
108 // in western europe.
109 function charset_decode_iso_8859_1 ($string) {
110 global $default_charset;
112 if (strtolower($default_charset) == 'iso-8859-1') {
115 // Only do the slow convert if there are 8-bit characters
116 if (ereg("[\200-\377]", $string)) {
117 $string = str_replace("\201", '', $string);
118 $string = str_replace("\202", '‚', $string);
119 $string = str_replace("\203", 'ƒ', $string);
120 $string = str_replace("\204", '„', $string);
121 $string = str_replace("\205", '…', $string);
122 $string = str_replace("\206", '†', $string);
123 $string = str_replace("\207", '‡', $string);
124 $string = str_replace("\210", 'ˆ', $string);
125 $string = str_replace("\211", '‰', $string);
126 $string = str_replace("\212", 'Š', $string);
127 $string = str_replace("\213", '‹', $string);
128 $string = str_replace("\214", 'Œ', $string);
129 $string = str_replace("\215", '', $string);
130 $string = str_replace("\216", 'Ž', $string);
131 $string = str_replace("\217", '', $string);
132 $string = str_replace("\220", '', $string);
133 $string = str_replace("\221", '‘', $string);
134 $string = str_replace("\222", '’', $string);
135 $string = str_replace("\223", '“', $string);
136 $string = str_replace("\224", '”', $string);
137 $string = str_replace("\225", '•', $string);
138 $string = str_replace("\226", '–', $string);
139 $string = str_replace("\227", '—', $string);
140 $string = str_replace("\230", '˜', $string);
141 $string = str_replace("\231", '™', $string);
142 $string = str_replace("\232", 'š', $string);
143 $string = str_replace("\233", '›', $string);
144 $string = str_replace("\234", 'œ', $string);
145 $string = str_replace("\235", '', $string);
146 $string = str_replace("\236", 'ž', $string);
147 $string = str_replace("\237", 'Ÿ', $string);
148 $string = str_replace("\240", ' ', $string);
149 $string = str_replace("\241", '¡', $string);
150 $string = str_replace("\242", '¢', $string);
151 $string = str_replace("\243", '£', $string);
152 $string = str_replace("\244", '¤', $string);
153 $string = str_replace("\245", '¥', $string);
154 $string = str_replace("\246", '¦', $string);
155 $string = str_replace("\247", '§', $string);
156 $string = str_replace("\250", '¨', $string);
157 $string = str_replace("\251", '©', $string);
158 $string = str_replace("\252", 'ª', $string);
159 $string = str_replace("\253", '«', $string);
160 $string = str_replace("\254", '¬', $string);
161 $string = str_replace("\255", '­', $string);
162 $string = str_replace("\256", '®', $string);
163 $string = str_replace("\257", '¯', $string);
164 $string = str_replace("\260", '°', $string);
165 $string = str_replace("\261", '±', $string);
166 $string = str_replace("\262", '²', $string);
167 $string = str_replace("\263", '³', $string);
168 $string = str_replace("\264", '´', $string);
169 $string = str_replace("\265", 'µ', $string);
170 $string = str_replace("\266", '¶', $string);
171 $string = str_replace("\267", '·', $string);
172 $string = str_replace("\270", '¸', $string);
173 $string = str_replace("\271", '¹', $string);
174 $string = str_replace("\272", 'º', $string);
175 $string = str_replace("\273", '»', $string);
176 $string = str_replace("\274", '¼', $string);
177 $string = str_replace("\275", '½', $string);
178 $string = str_replace("\276", '¾', $string);
179 $string = str_replace("\277", '¿', $string);
180 $string = str_replace("\300", 'À', $string);
181 $string = str_replace("\301", 'Á', $string);
182 $string = str_replace("\302", 'Â', $string);
183 $string = str_replace("\303", 'Ã', $string);
184 $string = str_replace("\304", 'Ä', $string);
185 $string = str_replace("\305", 'Å', $string);
186 $string = str_replace("\306", 'Æ', $string);
187 $string = str_replace("\307", 'Ç', $string);
188 $string = str_replace("\310", 'È', $string);
189 $string = str_replace("\311", 'É', $string);
190 $string = str_replace("\312", 'Ê', $string);
191 $string = str_replace("\313", 'Ë', $string);
192 $string = str_replace("\314", 'Ì', $string);
193 $string = str_replace("\315", 'Í', $string);
194 $string = str_replace("\316", 'Î', $string);
195 $string = str_replace("\317", 'Ï', $string);
196 $string = str_replace("\320", 'Ð', $string);
197 $string = str_replace("\321", 'Ñ', $string);
198 $string = str_replace("\322", 'Ò', $string);
199 $string = str_replace("\323", 'Ó', $string);
200 $string = str_replace("\324", 'Ô', $string);
201 $string = str_replace("\325", 'Õ', $string);
202 $string = str_replace("\326", 'Ö', $string);
203 $string = str_replace("\327", '×', $string);
204 $string = str_replace("\330", 'Ø', $string);
205 $string = str_replace("\331", 'Ù', $string);
206 $string = str_replace("\332", 'Ú', $string);
207 $string = str_replace("\333", 'Û', $string);
208 $string = str_replace("\334", 'Ü', $string);
209 $string = str_replace("\335", 'Ý', $string);
210 $string = str_replace("\336", 'Þ', $string);
211 $string = str_replace("\337", 'ß', $string);
212 $string = str_replace("\340", 'à', $string);
213 $string = str_replace("\341", 'á', $string);
214 $string = str_replace("\342", 'â', $string);
215 $string = str_replace("\343", 'ã', $string);
216 $string = str_replace("\344", 'ä', $string);
217 $string = str_replace("\345", 'å', $string);
218 $string = str_replace("\346", 'æ', $string);
219 $string = str_replace("\347", 'ç', $string);
220 $string = str_replace("\350", 'è', $string);
221 $string = str_replace("\351", 'é', $string);
222 $string = str_replace("\352", 'ê', $string);
223 $string = str_replace("\353", 'ë', $string);
224 $string = str_replace("\354", 'ì', $string);
225 $string = str_replace("\355", 'í', $string);
226 $string = str_replace("\356", 'î', $string);
227 $string = str_replace("\357", 'ï', $string);
228 $string = str_replace("\360", 'ð', $string);
229 $string = str_replace("\361", 'ñ', $string);
230 $string = str_replace("\362", 'ò', $string);
231 $string = str_replace("\363", 'ó', $string);
232 $string = str_replace("\364", 'ô', $string);
233 $string = str_replace("\365", 'õ', $string);
234 $string = str_replace("\366", 'ö', $string);
235 $string = str_replace("\367", '÷', $string);
236 $string = str_replace("\370", 'ø', $string);
237 $string = str_replace("\371", 'ù', $string);
238 $string = str_replace("\372", 'ú', $string);
239 $string = str_replace("\373", 'û', $string);
240 $string = str_replace("\374", 'ü', $string);
241 $string = str_replace("\375", 'ý', $string);
242 $string = str_replace("\376", 'þ', $string);
243 $string = str_replace("\377", 'ÿ', $string);
250 // iso-8859-2 is used for some eastern European languages
251 function charset_decode_iso_8859_2 ($string) {
252 global $default_charset;
254 if (strtolower($default_charset) == 'iso-8859-2') {
257 // Only do the slow convert if there are 8-bit characters
258 if (ereg("[\200-\377]", $string)) {
260 $string = str_replace("\240", ' ', $string);
261 // LATIN CAPITAL LETTER A WITH OGONEK
262 $string = str_replace("\241", 'Ą', $string);
264 $string = str_replace("\242", '˘', $string);
265 // LATIN CAPITAL LETTER L WITH STROKE
266 $string = str_replace("\243", 'Ł', $string);
268 $string = str_replace("\244", '¤', $string);
269 // LATIN CAPITAL LETTER L WITH CARON
270 $string = str_replace("\245", 'Ľ', $string);
271 // LATIN CAPITAL LETTER S WITH ACUTE
272 $string = str_replace("\246", 'Ś', $string);
274 $string = str_replace("\247", '§', $string);
276 $string = str_replace("\250", '¨', $string);
277 // LATIN CAPITAL LETTER S WITH CARON
278 $string = str_replace("\251", 'Š', $string);
279 // LATIN CAPITAL LETTER S WITH CEDILLA
280 $string = str_replace("\252", 'Ş', $string);
281 // LATIN CAPITAL LETTER T WITH CARON
282 $string = str_replace("\253", 'Ť', $string);
283 // LATIN CAPITAL LETTER Z WITH ACUTE
284 $string = str_replace("\254", 'Ź', $string);
286 $string = str_replace("\255", '­', $string);
287 // LATIN CAPITAL LETTER Z WITH CARON
288 $string = str_replace("\256", 'Ž', $string);
289 // LATIN CAPITAL LETTER Z WITH DOT ABOVE
290 $string = str_replace("\257", 'Ż', $string);
292 $string = str_replace("\260", '°', $string);
293 // LATIN SMALL LETTER A WITH OGONEK
294 $string = str_replace("\261", 'ą', $string);
296 $string = str_replace("\262", '˛', $string);
297 // LATIN SMALL LETTER L WITH STROKE
298 $string = str_replace("\263", 'ł', $string);
300 $string = str_replace("\264", '´', $string);
301 // LATIN SMALL LETTER L WITH CARON
302 $string = str_replace("\265", 'ľ', $string);
303 // LATIN SMALL LETTER S WITH ACUTE
304 $string = str_replace("\266", 'ś', $string);
306 $string = str_replace("\267", 'ˇ', $string);
308 $string = str_replace("\270", '¸', $string);
309 // LATIN SMALL LETTER S WITH CARON
310 $string = str_replace("\271", 'š', $string);
311 // LATIN SMALL LETTER S WITH CEDILLA
312 $string = str_replace("\272", 'ş', $string);
313 // LATIN SMALL LETTER T WITH CARON
314 $string = str_replace("\273", 'ť', $string);
315 // LATIN SMALL LETTER Z WITH ACUTE
316 $string = str_replace("\274", 'ź', $string);
317 // DOUBLE ACUTE ACCENT
318 $string = str_replace("\275", '˝', $string);
319 // LATIN SMALL LETTER Z WITH CARON
320 $string = str_replace("\276", 'ž', $string);
321 // LATIN SMALL LETTER Z WITH DOT ABOVE
322 $string = str_replace("\277", 'ż', $string);
323 // LATIN CAPITAL LETTER R WITH ACUTE
324 $string = str_replace("\300", 'Ŕ', $string);
325 // LATIN CAPITAL LETTER A WITH ACUTE
326 $string = str_replace("\301", 'Á', $string);
327 // LATIN CAPITAL LETTER A WITH CIRCUMFLEX
328 $string = str_replace("\302", 'Â', $string);
329 // LATIN CAPITAL LETTER A WITH BREVE
330 $string = str_replace("\303", 'Ă', $string);
331 // LATIN CAPITAL LETTER A WITH DIAERESIS
332 $string = str_replace("\304", 'Ä', $string);
333 // LATIN CAPITAL LETTER L WITH ACUTE
334 $string = str_replace("\305", 'Ĺ', $string);
335 // LATIN CAPITAL LETTER C WITH ACUTE
336 $string = str_replace("\306", 'Ć', $string);
337 // LATIN CAPITAL LETTER C WITH CEDILLA
338 $string = str_replace("\307", 'Ç', $string);
339 // LATIN CAPITAL LETTER C WITH CARON
340 $string = str_replace("\310", 'Č', $string);
341 // LATIN CAPITAL LETTER E WITH ACUTE
342 $string = str_replace("\311", 'É', $string);
343 // LATIN CAPITAL LETTER E WITH OGONEK
344 $string = str_replace("\312", 'Ę', $string);
345 // LATIN CAPITAL LETTER E WITH DIAERESIS
346 $string = str_replace("\313", 'Ë', $string);
347 // LATIN CAPITAL LETTER E WITH CARON
348 $string = str_replace("\314", 'Ě', $string);
349 // LATIN CAPITAL LETTER I WITH ACUTE
350 $string = str_replace("\315", 'Í', $string);
351 // LATIN CAPITAL LETTER I WITH CIRCUMFLEX
352 $string = str_replace("\316", 'Î', $string);
353 // LATIN CAPITAL LETTER D WITH CARON
354 $string = str_replace("\317", 'Ď', $string);
355 // LATIN CAPITAL LETTER D WITH STROKE
356 $string = str_replace("\320", 'Đ', $string);
357 // LATIN CAPITAL LETTER N WITH ACUTE
358 $string = str_replace("\321", 'Ń', $string);
359 // LATIN CAPITAL LETTER N WITH CARON
360 $string = str_replace("\322", 'Ň', $string);
361 // LATIN CAPITAL LETTER O WITH ACUTE
362 $string = str_replace("\323", 'Ó', $string);
363 // LATIN CAPITAL LETTER O WITH CIRCUMFLEX
364 $string = str_replace("\324", 'Ô', $string);
365 // LATIN CAPITAL LETTER O WITH DOUBLE ACUTE
366 $string = str_replace("\325", 'Ő', $string);
367 // LATIN CAPITAL LETTER O WITH DIAERESIS
368 $string = str_replace("\326", 'Ö', $string);
369 // MULTIPLICATION SIGN
370 $string = str_replace("\327", '×', $string);
371 // LATIN CAPITAL LETTER R WITH CARON
372 $string = str_replace("\330", 'Ř', $string);
373 // LATIN CAPITAL LETTER U WITH RING ABOVE
374 $string = str_replace("\331", 'Ů', $string);
375 // LATIN CAPITAL LETTER U WITH ACUTE
376 $string = str_replace("\332", 'Ú', $string);
377 // LATIN CAPITAL LETTER U WITH DOUBLE ACUTE
378 $string = str_replace("\333", 'Ű', $string);
379 // LATIN CAPITAL LETTER U WITH DIAERESIS
380 $string = str_replace("\334", 'Ü', $string);
381 // LATIN CAPITAL LETTER Y WITH ACUTE
382 $string = str_replace("\335", 'Ý', $string);
383 // LATIN CAPITAL LETTER T WITH CEDILLA
384 $string = str_replace("\336", 'Ţ', $string);
385 // LATIN SMALL LETTER SHARP S
386 $string = str_replace("\337", 'ß', $string);
387 // LATIN SMALL LETTER R WITH ACUTE
388 $string = str_replace("\340", 'ŕ', $string);
389 // LATIN SMALL LETTER A WITH ACUTE
390 $string = str_replace("\341", 'á', $string);
391 // LATIN SMALL LETTER A WITH CIRCUMFLEX
392 $string = str_replace("\342", 'â', $string);
393 // LATIN SMALL LETTER A WITH BREVE
394 $string = str_replace("\343", 'ă', $string);
395 // LATIN SMALL LETTER A WITH DIAERESIS
396 $string = str_replace("\344", 'ä', $string);
397 // LATIN SMALL LETTER L WITH ACUTE
398 $string = str_replace("\345", 'ĺ', $string);
399 // LATIN SMALL LETTER C WITH ACUTE
400 $string = str_replace("\346", 'ć', $string);
401 // LATIN SMALL LETTER C WITH CEDILLA
402 $string = str_replace("\347", 'ç', $string);
403 // LATIN SMALL LETTER C WITH CARON
404 $string = str_replace("\350", 'č', $string);
405 // LATIN SMALL LETTER E WITH ACUTE
406 $string = str_replace("\351", 'é', $string);
407 // LATIN SMALL LETTER E WITH OGONEK
408 $string = str_replace("\352", 'ę', $string);
409 // LATIN SMALL LETTER E WITH DIAERESIS
410 $string = str_replace("\353", 'ë', $string);
411 // LATIN SMALL LETTER E WITH CARON
412 $string = str_replace("\354", 'ě', $string);
413 // LATIN SMALL LETTER I WITH ACUTE
414 $string = str_replace("\355", 'í', $string);
415 // LATIN SMALL LETTER I WITH CIRCUMFLEX
416 $string = str_replace("\356", 'î', $string);
417 // LATIN SMALL LETTER D WITH CARON
418 $string = str_replace("\357", 'ď', $string);
419 // LATIN SMALL LETTER D WITH STROKE
420 $string = str_replace("\360", 'đ', $string);
421 // LATIN SMALL LETTER N WITH ACUTE
422 $string = str_replace("\361", 'ń', $string);
423 // LATIN SMALL LETTER N WITH CARON
424 $string = str_replace("\362", 'ň', $string);
425 // LATIN SMALL LETTER O WITH ACUTE
426 $string = str_replace("\363", 'ó', $string);
427 // LATIN SMALL LETTER O WITH CIRCUMFLEX
428 $string = str_replace("\364", 'ô', $string);
429 // LATIN SMALL LETTER O WITH DOUBLE ACUTE
430 $string = str_replace("\365", 'ő', $string);
431 // LATIN SMALL LETTER O WITH DIAERESIS
432 $string = str_replace("\366", 'ö', $string);
434 $string = str_replace("\367", '÷', $string);
435 // LATIN SMALL LETTER R WITH CARON
436 $string = str_replace("\370", 'ř', $string);
437 // LATIN SMALL LETTER U WITH RING ABOVE
438 $string = str_replace("\371", 'ů', $string);
439 // LATIN SMALL LETTER U WITH ACUTE
440 $string = str_replace("\372", 'ú', $string);
441 // LATIN SMALL LETTER U WITH DOUBLE ACUTE
442 $string = str_replace("\373", 'ű', $string);
443 // LATIN SMALL LETTER U WITH DIAERESIS
444 $string = str_replace("\374", 'ü', $string);
445 // LATIN SMALL LETTER Y WITH ACUTE
446 $string = str_replace("\375", 'ý', $string);
447 // LATIN SMALL LETTER T WITH CEDILLA
448 $string = str_replace("\376", 'ţ', $string);
450 $string = str_replace("\377", '˙', $string);
456 // iso-8859-7 is Greek.
457 function charset_decode_iso_8859_7 ($string) {
458 global $default_charset;
460 if (strtolower($default_charset) == 'iso-8859-7') {
463 // Only do the slow convert if there are 8-bit characters
464 if (ereg("[\200-\377]", $string)) {
465 // Some diverse characters in the beginning
466 $string = str_replace("\240", ' ', $string);
467 $string = str_replace("\241", '‘', $string);
468 $string = str_replace("\242", '’', $string);
469 $string = str_replace("\243", '£', $string);
470 $string = str_replace("\246", '¦', $string);
471 $string = str_replace("\247", '§', $string);
472 $string = str_replace("\250", '¨', $string);
473 $string = str_replace("\251", '©', $string);
474 $string = str_replace("\253", '«', $string);
475 $string = str_replace("\254", '¬', $string);
476 $string = str_replace("\255", '­', $string);
477 $string = str_replace("\257", '―', $string);
478 $string = str_replace("\260", '°', $string);
479 $string = str_replace("\261", '±', $string);
480 $string = str_replace("\262", '²', $string);
481 $string = str_replace("\263", '³', $string);
483 // Horizontal bar (parentheki pavla)
484 $string = str_replace ("\257", '―', $string);
486 // ISO-8859-7 characters from 11/04 (0xB4) to 11/06 (0xB6)
487 // These are Unicode 900-902
488 while (ereg("([\264-\266])", $string, $res)) {
489 $replace = '&#' . (ord($res[1])+
720) . ';';
490 $string = str_replace($res[1], $replace, $string);
493 // 11/07 (0xB7) Middle dot is the same in iso-8859-1
494 $string = str_replace("\267", '·', $string);
496 // ISO-8859-7 characters from 11/08 (0xB8) to 11/10 (0xBA)
497 // These are Unicode 900-902
498 while (ereg("([\270-\272])", $string, $res)) {
499 $replace = '&#' . (ord($res[1])+
720) . ";";
500 $string = str_replace($res[1], $replace, $string);
503 // 11/11 (0xBB) Right angle quotation mark is the same as in
505 $string = str_replace("\273", '»', $string);
507 // And now the rest of the charset
508 while (ereg("([\274-\376])", $string, $res)) {
509 $replace = '&#' . (ord($res[1])+
720) . ';';
510 $string = str_replace($res[1], $replace, $string);
518 // iso-8859-15 is Latin 9 and has very much the same use as Latin 1
519 // but has the Euro symbol and some characters needed for French.
520 function charset_decode_iso_8859_15 ($string) {
522 $string = str_replace ("\244", '€', $string);
523 // Latin capital letter S with caron
524 $string = str_replace ("\244", 'Š', $string);
525 // Latin small letter s with caron
526 $string = str_replace ("\250", 'š', $string);
527 // Latin capital letter Z with caron
528 $string = str_replace ("\264", 'Ž', $string);
529 // Latin small letter z with caron
530 $string = str_replace ("\270", 'ž', $string);
531 // Latin capital ligature OE
532 $string = str_replace ("\274", 'Œ', $string);
533 // Latin small ligature oe
534 $string = str_replace ("\275", 'œ', $string);
535 // Latin capital letter Y with diaeresis
536 $string = str_replace ("\276", 'Ÿ', $string);
538 return (charset_decode_iso_8859_1($string));
541 // ISO-8859-15 is Cyrillic
542 function charset_decode_iso_8859_5 ($string) {
543 // Convert to KOI8-R, then return this decoded.
544 $string = convert_cyr_string($string, 'i', 'k');
545 return charset_decode_koi8r($string);
548 // Remove all 8 bit characters from all other ISO-8859 character sets
549 function charset_decode_iso_8859_default ($string) {
550 return (strtr($string, "\240\241\242\243\244\245\246\247".
551 "\250\251\252\253\254\255\256\257".
552 "\260\261\262\263\264\265\266\267".
553 "\270\271\272\273\274\275\276\277".
554 "\300\301\302\303\304\305\306\307".
555 "\310\311\312\313\314\315\316\317".
556 "\320\321\322\323\324\325\326\327".
557 "\330\331\332\333\334\335\336\337".
558 "\340\341\342\343\344\345\346\347".
559 "\350\351\352\353\354\355\356\357".
560 "\360\361\362\363\364\365\366\367".
561 "\370\371\372\373\374\375\376\377",
562 "????????????????????????????????????????".
563 "????????????????????????????????????????".
564 "????????????????????????????????????????".
569 // This is the same as ISO-646-NO and is used by some
570 // Microsoft programs when sending Norwegian characters
571 function charset_decode_ns_4551_1 ($string) {
572 // These characters are:
573 // Latin capital letter AE
574 // Latin capital letter O with stroke
575 // Latin capital letter A with ring above
576 // and the same as small letters
577 return strtr ($string, "[\\]{|}", "ÆØÅæøå");
580 // KOI8-R is used to encode Russian mail (Cyrrilic). Defined in RFC
582 function charset_decode_koi8r ($string) {
583 global $default_charset;
585 if ($default_charset == 'koi8-r') {
588 // Convert to Unicode HTML entities.
589 // This code is rather ineffective.
590 $string = str_replace("\200", '─', $string);
591 $string = str_replace("\201", '│', $string);
592 $string = str_replace("\202", '┌', $string);
593 $string = str_replace("\203", '┐', $string);
594 $string = str_replace("\204", '└', $string);
595 $string = str_replace("\205", '┘', $string);
596 $string = str_replace("\206", '├', $string);
597 $string = str_replace("\207", '┤', $string);
598 $string = str_replace("\210", '┬', $string);
599 $string = str_replace("\211", '┴', $string);
600 $string = str_replace("\212", '┼', $string);
601 $string = str_replace("\213", '▀', $string);
602 $string = str_replace("\214", '▄', $string);
603 $string = str_replace("\215", '█', $string);
604 $string = str_replace("\216", '▌', $string);
605 $string = str_replace("\217", '▐', $string);
606 $string = str_replace("\220", '░', $string);
607 $string = str_replace("\221", '▒', $string);
608 $string = str_replace("\222", '▓', $string);
609 $string = str_replace("\223", '⌠', $string);
610 $string = str_replace("\224", '■', $string);
611 $string = str_replace("\225", '∙', $string);
612 $string = str_replace("\226", '√', $string);
613 $string = str_replace("\227", '≈', $string);
614 $string = str_replace("\230", '≤', $string);
615 $string = str_replace("\231", '≥', $string);
616 $string = str_replace("\232", ' ', $string);
617 $string = str_replace("\233", '⌡', $string);
618 $string = str_replace("\234", '°', $string);
619 $string = str_replace("\235", '²', $string);
620 $string = str_replace("\236", '·', $string);
621 $string = str_replace("\237", '÷', $string);
622 $string = str_replace("\240", '═', $string);
623 $string = str_replace("\241", '║', $string);
624 $string = str_replace("\242", '╒', $string);
625 $string = str_replace("\243", 'ё', $string);
626 $string = str_replace("\244", '╓', $string);
627 $string = str_replace("\245", '╔', $string);
628 $string = str_replace("\246", '╕', $string);
629 $string = str_replace("\247", '╖', $string);
630 $string = str_replace("\250", '╗', $string);
631 $string = str_replace("\251", '╘', $string);
632 $string = str_replace("\252", '╙', $string);
633 $string = str_replace("\253", '╚', $string);
634 $string = str_replace("\254", '╛', $string);
635 $string = str_replace("\255", '╜', $string);
636 $string = str_replace("\256", '╝', $string);
637 $string = str_replace("\257", '╞', $string);
638 $string = str_replace("\260", '╟', $string);
639 $string = str_replace("\261", '╠', $string);
640 $string = str_replace("\262", '╡', $string);
641 $string = str_replace("\263", 'Ё', $string);
642 $string = str_replace("\264", '╢', $string);
643 $string = str_replace("\265", '╣', $string);
644 $string = str_replace("\266", '╤', $string);
645 $string = str_replace("\267", '╥', $string);
646 $string = str_replace("\270", '╦', $string);
647 $string = str_replace("\271", '╧', $string);
648 $string = str_replace("\272", '╨', $string);
649 $string = str_replace("\273", '╩', $string);
650 $string = str_replace("\274", '╪', $string);
651 $string = str_replace("\275", '╫', $string);
652 $string = str_replace("\276", '╬', $string);
653 $string = str_replace("\277", '©', $string);
654 $string = str_replace("\300", 'ю', $string);
655 $string = str_replace("\301", 'а', $string);
656 $string = str_replace("\302", 'б', $string);
657 $string = str_replace("\303", 'ц', $string);
658 $string = str_replace("\304", 'д', $string);
659 $string = str_replace("\305", 'е', $string);
660 $string = str_replace("\306", 'ф', $string);
661 $string = str_replace("\307", 'г', $string);
662 $string = str_replace("\310", 'х', $string);
663 $string = str_replace("\311", 'и', $string);
664 $string = str_replace("\312", 'й', $string);
665 $string = str_replace("\313", 'к', $string);
666 $string = str_replace("\314", 'л', $string);
667 $string = str_replace("\315", 'м', $string);
668 $string = str_replace("\316", 'н', $string);
669 $string = str_replace("\317", 'о', $string);
670 $string = str_replace("\320", 'п', $string);
671 $string = str_replace("\321", 'я', $string);
672 $string = str_replace("\322", 'р', $string);
673 $string = str_replace("\323", 'с', $string);
674 $string = str_replace("\324", 'т', $string);
675 $string = str_replace("\325", 'у', $string);
676 $string = str_replace("\326", 'ж', $string);
677 $string = str_replace("\327", 'в', $string);
678 $string = str_replace("\330", 'ь', $string);
679 $string = str_replace("\331", 'ы', $string);
680 $string = str_replace("\332", 'з', $string);
681 $string = str_replace("\333", 'ш', $string);
682 $string = str_replace("\334", 'э', $string);
683 $string = str_replace("\335", 'щ', $string);
684 $string = str_replace("\336", 'ч', $string);
685 $string = str_replace("\337", 'ъ', $string);
686 $string = str_replace("\340", 'Ю', $string);
687 $string = str_replace("\341", 'А', $string);
688 $string = str_replace("\342", 'Б', $string);
689 $string = str_replace("\343", 'Ц', $string);
690 $string = str_replace("\344", 'Д', $string);
691 $string = str_replace("\345", 'Е', $string);
692 $string = str_replace("\346", 'Ф', $string);
693 $string = str_replace("\347", 'Г', $string);
694 $string = str_replace("\350", 'Х', $string);
695 $string = str_replace("\351", 'И', $string);
696 $string = str_replace("\352", 'Й', $string);
697 $string = str_replace("\353", 'К', $string);
698 $string = str_replace("\354", 'Л', $string);
699 $string = str_replace("\355", 'М', $string);
700 $string = str_replace("\356", 'Н', $string);
701 $string = str_replace("\357", 'О', $string);
702 $string = str_replace("\360", 'П', $string);
703 $string = str_replace("\361", 'Я', $string);
704 $string = str_replace("\362", 'Р', $string);
705 $string = str_replace("\363", 'С', $string);
706 $string = str_replace("\364", 'Т', $string);
707 $string = str_replace("\365", 'У', $string);
708 $string = str_replace("\366", 'Ж', $string);
709 $string = str_replace("\367", 'В', $string);
710 $string = str_replace("\370", 'Ь', $string);
711 $string = str_replace("\371", 'Ы', $string);
712 $string = str_replace("\372", 'З', $string);
713 $string = str_replace("\373", 'Ш', $string);
714 $string = str_replace("\374", 'Э', $string);
715 $string = str_replace("\375", 'Щ', $string);
716 $string = str_replace("\376", 'Ч', $string);
717 $string = str_replace("\377", 'Ъ', $string);
726 // Detect whether gettext is installed.
727 // If it is, set the flag so we can use it.
728 if (! function_exists('_') ||
729 ! function_exists('bindtextdomain') ||
730 ! function_exists('textdomain'))
731 $use_gettext = false;
736 // Avoid warnings/errors
737 if (! function_exists('_')) {
738 function _($str) { return $str; };
740 if (! function_exists('bindtextdomain')) {
741 function bindtextdomain() { return; }
743 if (! function_exists('textdomain')) {
744 function textdomain() { return; }
748 // Set up the language to be output
749 // if $do_search is true, then scan the browser information
750 // for a possible language that we know
751 function set_up_language($sm_language, $do_search = false)
753 static $SetupAlready = 0;
754 global $HTTP_ACCEPT_LANGUAGE, $use_gettext, $languages, $squirrelmail_language;
760 if ($do_search && ! $sm_language && isset($HTTP_ACCEPT_LANGUAGE)) {
761 $sm_language = substr($HTTP_ACCEPT_LANGUAGE, 0, 2);
764 if (isset($sm_language) && $use_gettext &&
765 $squirrelmail_language != '' &&
766 $languages[$sm_language]['CHARSET']) {
767 if ((ini_get('safe_mode') == FALSE) && (getenv('LC_ALL') != $sm_language)) {
768 putenv('LC_ALL=' . $sm_language);
770 setlocale('LC_ALL', $sm_language);
771 bindtextdomain('squirrelmail', '../locale/');
772 textdomain('squirrelmail');
773 header ('Content-Type: text/html; charset=' . $languages[$sm_language]['CHARSET']);