59177427 |
1 | <?php |
2ef37ed4 |
2 | |
3 | /* $Id$ */ |
7ce342dc |
4 | |
d068c0ec |
5 | $strings_php = true; |
d51894be |
6 | |
7 | // Remove all slashes for form values |
8 | if (get_magic_quotes_gpc()) |
9 | { |
10 | global $REQUEST_METHOD; |
11 | if ($REQUEST_METHOD == "POST") |
12 | { |
13 | global $HTTP_POST_VARS; |
14 | RemoveSlashes($HTTP_POST_VARS); |
15 | } |
16 | elseif ($REQUEST_METHOD == "GET") |
17 | { |
18 | global $HTTP_GET_VARS; |
19 | RemoveSlashes($HTTP_GET_VARS); |
20 | } |
21 | } |
22 | |
23 | |
24 | function RemoveSlashes($array) |
25 | { |
26 | foreach ($array as $k => $v) |
27 | { |
28 | global $$k; |
29 | if (is_array($$k)) |
30 | { |
31 | foreach ($$k as $k2 => $v2) |
32 | { |
33 | $newArray[stripslashes($k2)] = stripslashes($v2); |
34 | } |
35 | $$k = $newArray; |
36 | } |
37 | else |
38 | { |
39 | $$k = stripslashes($v); |
40 | } |
41 | } |
42 | } |
43 | |
d068c0ec |
44 | |
3302d0d4 |
45 | //************************************************************************* |
46 | // Count the number of occurances of $needle are in $haystack. |
37a17ace |
47 | // $needle can be a character or string, and need not occur in $haystack |
3302d0d4 |
48 | //************************************************************************* |
49 | function countCharInString($haystack, $needle) { |
37a17ace |
50 | if ($needle == '') return 0; |
51 | return count(explode($needle, $haystack)); |
3302d0d4 |
52 | } |
53 | |
54 | //************************************************************************* |
55 | // Read from the back of $haystack until $needle is found, or the begining |
f9b3e5d9 |
56 | // of the $haystack is reached. $needle is a single character |
3302d0d4 |
57 | //************************************************************************* |
58 | function readShortMailboxName($haystack, $needle) { |
8a549df2 |
59 | if ($needle == '') return $haystack; |
37a17ace |
60 | $parts = explode($needle, $haystack); |
61 | $elem = array_pop($parts); |
62 | while ($elem == '' && count($parts)) |
63 | { |
64 | $elem = array_pop($parts); |
65 | } |
66 | return $elem; |
3302d0d4 |
67 | } |
68 | |
5bdd7223 |
69 | //************************************************************************* |
70 | // Read from the back of $haystack until $needle is found, or the begining |
71 | // of the $haystack is reached. $needle is a single character |
72 | //************************************************************************* |
73 | function readMailboxParent($haystack, $needle) { |
37a17ace |
74 | if ($needle == '') return ''; |
75 | $parts = explode($needle, $haystack); |
76 | $elem = array_pop($parts); |
77 | while ($elem == '' && count($parts)) |
78 | { |
79 | $elem = array_pop($parts); |
80 | } |
81 | return join($needle, $parts); |
5bdd7223 |
82 | } |
83 | |
8beafbbc |
84 | // Searches for the next position in a string minus white space |
85 | function next_pos_minus_white ($haystack, $pos) { |
8a549df2 |
86 | while (substr($haystack, $pos, 1) == ' ' || |
8beafbbc |
87 | substr($haystack, $pos, 1) == "\t" || |
88 | substr($haystack, $pos, 1) == "\n" || |
89 | substr($haystack, $pos, 1) == "\r") { |
90 | if ($pos >= strlen($haystack)) |
91 | return -1; |
92 | $pos++; |
93 | } |
94 | return $pos; |
95 | } |
96 | |
8467bf00 |
97 | // Wraps text at $wrap characters |
a95681a7 |
98 | // Has a problem with special HTML characters, so call this before |
99 | // you do character translation. |
100 | // Specifically, ' comes up as 5 characters instead of 1. |
01aab860 |
101 | // This should not add newlines to the end of lines. |
9eea179c |
102 | function sqWordWrap(&$line, $wrap) { |
146e0c45 |
103 | ereg("^([\t >]*)([^\t >].*)?$", $line, $regs); |
45f6dd68 |
104 | $beginning_spaces = $regs[1]; |
23fd3c8e |
105 | if (isset($regs[2])) { |
106 | $words = explode(' ', $regs[2]); |
107 | } else { |
108 | $words = ""; |
109 | } |
a95681a7 |
110 | |
111 | $i = 0; |
112 | $line = $beginning_spaces; |
30f64711 |
113 | |
bcad90fe |
114 | while ($i < count($words)) { |
115 | // Force one word to be on a line (minimum) |
116 | $line .= $words[$i]; |
48f8ce2f |
117 | $line_len = strlen($beginning_spaces) + strlen($words[$i]) + 2; |
118 | if (isset($words[$i + 1])) |
119 | $line_len += strlen($words[$i + 1]); |
bcad90fe |
120 | $i ++; |
45f6dd68 |
121 | |
bcad90fe |
122 | // Add more words (as long as they fit) |
123 | while ($line_len < $wrap && $i < count($words)) { |
124 | $line .= ' ' . $words[$i]; |
125 | $i++; |
48f8ce2f |
126 | if (isset($words[$i])) |
127 | $line_len += strlen($words[$i]) + 1; |
128 | else |
129 | $line_len += 1; |
bcad90fe |
130 | } |
45f6dd68 |
131 | |
bcad90fe |
132 | // Skip spaces if they are the first thing on a continued line |
48f8ce2f |
133 | while (!isset($words[$i]) && $i < count($words)) { |
bcad90fe |
134 | $i ++; |
135 | } |
8ceb637a |
136 | |
137 | // Go to the next line if we have more to process |
bcad90fe |
138 | if ($i < count($words)) { |
5be8bbd8 |
139 | $line .= "\n" . $beginning_spaces; |
b8ea4ed6 |
140 | } |
e550d551 |
141 | } |
e550d551 |
142 | } |
01aab860 |
143 | |
144 | |
145 | // Does the opposite of sqWordWrap() |
146 | function sqUnWordWrap(&$body) |
147 | { |
148 | $lines = explode("\n", $body); |
149 | $body = ""; |
150 | $PreviousSpaces = ""; |
151 | for ($i = 0; $i < count($lines); $i ++) |
152 | { |
146e0c45 |
153 | ereg("^([\t >]*)([^\t >].*)?$", $lines[$i], $regs); |
01aab860 |
154 | $CurrentSpaces = $regs[1]; |
48f8ce2f |
155 | if (isset($regs[2])) |
156 | $CurrentRest = $regs[2]; |
01aab860 |
157 | if ($i == 0) |
158 | { |
159 | $PreviousSpaces = $CurrentSpaces; |
160 | $body = $lines[$i]; |
161 | } |
162 | else if ($PreviousSpaces == $CurrentSpaces && // Do the beginnings match |
163 | strlen($lines[$i - 1]) > 65 && // Over 65 characters long |
164 | strlen($CurrentRest)) // and there's a line to continue with |
165 | { |
166 | $body .= ' ' . $CurrentRest; |
167 | } |
168 | else |
169 | { |
170 | $body .= "\n" . $lines[$i]; |
171 | $PreviousSpaces = $CurrentSpaces; |
172 | } |
173 | } |
174 | $body .= "\n"; |
175 | } |
176 | |
40ee9452 |
177 | |
178 | /** Returns an array of email addresses **/ |
a7f3c40d |
179 | /* Be cautious of "user@host.com" */ |
40ee9452 |
180 | function parseAddrs($text) { |
1d2ce1c3 |
181 | if (trim($text) == "") |
c5edd369 |
182 | return array(); |
8a549df2 |
183 | $text = str_replace(' ', '', $text); |
184 | $text = ereg_replace('"[^"]*"', '', $text); |
5be8bbd8 |
185 | $text = ereg_replace('\\([^\\)]*\\)', '', $text); |
8a549df2 |
186 | $text = str_replace(',', ';', $text); |
187 | $array = explode(';', $text); |
1d2ce1c3 |
188 | for ($i = 0; $i < count ($array); $i++) { |
8a549df2 |
189 | $array[$i] = eregi_replace ("^.*[<]", '', $array[$i]); |
190 | $array[$i] = eregi_replace ("[>].*$", '', $array[$i]); |
1d2ce1c3 |
191 | } |
192 | return $array; |
40ee9452 |
193 | } |
194 | |
195 | /** Returns a line of comma separated email addresses from an array **/ |
196 | function getLineOfAddrs($array) { |
b676ba7e |
197 | if (is_array($array)) { |
8a549df2 |
198 | $to_line = implode(', ', $array); |
199 | $to_line = trim(ereg_replace(',,+', ',', $to_line)); |
b676ba7e |
200 | } else { |
8a549df2 |
201 | $to_line = ''; |
40ee9452 |
202 | } |
203 | return $to_line; |
204 | } |
7ce342dc |
205 | |
9eea179c |
206 | function translateText(&$body, $wrap_at, $charset) { |
9297917e |
207 | global $where, $what; // from searching |
172fd718 |
208 | global $url_parser_php; |
9297917e |
209 | |
8442ac08 |
210 | if (!isset($url_parser_php)) { |
8a549df2 |
211 | include '../functions/url_parser.php'; |
8442ac08 |
212 | } |
213 | |
a8648d75 |
214 | $body_ary = explode("\n", $body); |
8ceb637a |
215 | $PriorQuotes = 0; |
8442ac08 |
216 | for ($i=0; $i < count($body_ary); $i++) { |
a8648d75 |
217 | $line = $body_ary[$i]; |
a37f3771 |
218 | if (strlen($line) - 2 >= $wrap_at) { |
9eea179c |
219 | sqWordWrap($line, $wrap_at); |
a37f3771 |
220 | } |
a95681a7 |
221 | $line = charset_decode($charset, $line); |
222 | $line = str_replace("\t", ' ', $line); |
a37f3771 |
223 | |
9eea179c |
224 | parseUrl ($line); |
e2ef6f4b |
225 | |
9eea179c |
226 | $Quotes = 0; |
227 | $pos = 0; |
228 | while (1) |
229 | { |
8ceb637a |
230 | if ($line[$pos] == ' ') |
9eea179c |
231 | { |
8ceb637a |
232 | $pos ++; |
9eea179c |
233 | } |
234 | else if (strpos($line, '>', $pos) === $pos) |
235 | { |
236 | $pos += 4; |
237 | $Quotes ++; |
238 | } |
239 | else |
240 | { |
241 | break; |
242 | } |
243 | } |
244 | |
8ceb637a |
245 | if ($Quotes > 1) |
ccc4b58b |
246 | $line = '<FONT COLOR="FF0000">'.$line.'</FONT>'; |
8ceb637a |
247 | elseif ($Quotes) |
ccc4b58b |
248 | $line = '<FONT COLOR="800000">'.$line.'</FONT>'; |
e2ef6f4b |
249 | |
8ceb637a |
250 | $body_ary[$i] = $line; |
a8648d75 |
251 | } |
8a549df2 |
252 | $body = '<pre>' . implode("\n", $body_ary) . '</pre>'; |
78509c54 |
253 | } |
254 | |
7ce342dc |
255 | /* SquirrelMail version number -- DO NOT CHANGE */ |
68b6d237 |
256 | $version = '1.0.2 [cvs]'; |
d29aac0e |
257 | |
258 | |
259 | function find_mailbox_name ($mailbox) { |
f9b3e5d9 |
260 | if (ereg(" *\"([^\r\n\"]*)\"[ \r\n]*$", $mailbox, $regs)) |
261 | return $regs[1]; |
262 | ereg(" *([^ \r\n\"]*)[ \r\n]*$",$mailbox,$regs); |
263 | return $regs[1]; |
264 | |
d29aac0e |
265 | } |
266 | |
267 | function replace_spaces ($string) { |
8a549df2 |
268 | return str_replace(' ', ' ', $string); |
d29aac0e |
269 | } |
270 | |
271 | function replace_escaped_spaces ($string) { |
8a549df2 |
272 | return str_replace(' ', ' ', $string); |
d29aac0e |
273 | } |
1195c340 |
274 | |
275 | function get_location () { |
276 | # This determines the location to forward to relative |
7e343a7d |
277 | # to your server. If this doesnt work correctly for |
1195c340 |
278 | # you (although it should), you can remove all this |
279 | # code except the last two lines, and change the header() |
280 | # function to look something like this, customized to |
281 | # the location of SquirrelMail on your server: |
282 | # |
283 | # http://www.myhost.com/squirrelmail/src/login.php |
284 | |
00421cb6 |
285 | global $PHP_SELF, $SERVER_NAME, $HTTPS, $HTTP_HOST, $SERVER_PORT; |
1195c340 |
286 | |
287 | // Get the path |
288 | $path = substr($PHP_SELF, 0, strrpos($PHP_SELF, '/')); |
289 | |
290 | // Check if this is a HTTPS or regular HTTP request |
8a549df2 |
291 | $proto = 'http://'; |
16f32d4a |
292 | if(isset($HTTPS) && !strcasecmp($HTTPS, 'on') ) { |
8a549df2 |
293 | $proto = 'https://'; |
1195c340 |
294 | } |
295 | |
296 | // Get the hostname from the Host header or server config. |
8a549df2 |
297 | $host = ''; |
b768a8eb |
298 | if (isset($HTTP_HOST) && !empty($HTTP_HOST)) |
299 | { |
300 | $host = $HTTP_HOST; |
301 | } |
302 | else if (isset($SERVER_NAME) && !empty($SERVER_NAME)) |
303 | { |
304 | $host = $SERVER_NAME; |
305 | } |
306 | |
b768a8eb |
307 | $port = ''; |
308 | if (! strstr($host, ':')) |
309 | { |
310 | if (isset($SERVER_PORT)) { |
8a549df2 |
311 | if (($SERVER_PORT != 80 && $proto == 'http://') |
312 | || ($SERVER_PORT != 443 && $proto == 'https://')) { |
b768a8eb |
313 | $port = sprintf(':%d', $SERVER_PORT); |
314 | } |
315 | } |
316 | } |
317 | |
318 | if ($host) |
319 | return $proto . $host . $port . $path; |
320 | |
1195c340 |
321 | // Fallback is to omit the server name and use a relative URI, |
322 | // although this is not RFC 2616 compliant. |
b768a8eb |
323 | return $path; |
1195c340 |
324 | } |
7aaa81fc |
325 | |
52eefafc |
326 | |
327 | // These functions are used to encrypt the passowrd before it is |
328 | // stored in a cookie. |
59edd854 |
329 | function OneTimePadEncrypt ($string, $epad) { |
330 | $pad = base64_decode($epad); |
8a549df2 |
331 | $encrypted = ''; |
52eefafc |
332 | for ($i = 0; $i < strlen ($string); $i++) { |
333 | $encrypted .= chr (ord($string[$i]) ^ ord($pad[$i])); |
334 | } |
335 | |
336 | return base64_encode($encrypted); |
337 | } |
338 | |
59edd854 |
339 | function OneTimePadDecrypt ($string, $epad) { |
340 | $pad = base64_decode($epad); |
52eefafc |
341 | $encrypted = base64_decode ($string); |
8a549df2 |
342 | $decrypted = ''; |
52eefafc |
343 | for ($i = 0; $i < strlen ($encrypted); $i++) { |
344 | $decrypted .= chr (ord($encrypted[$i]) ^ ord($pad[$i])); |
345 | } |
346 | |
347 | return $decrypted; |
348 | } |
349 | |
580e1793 |
350 | |
dcaf2a49 |
351 | // Randomize the mt_rand() function. Toss this in strings or |
352 | // integers and it will seed the generator appropriately. |
353 | // With strings, it is better to get them long. Use md5() to |
354 | // lengthen smaller strings. |
355 | function sq_mt_seed($Val) |
356 | { |
357 | // if mt_getrandmax() does not return a 2^n - 1 number, |
358 | // this might not work well. This uses $Max as a bitmask. |
359 | $Max = mt_getrandmax(); |
360 | |
361 | if (! is_int($Val)) |
362 | { |
8a549df2 |
363 | if (function_exists('crc32')) |
dcaf2a49 |
364 | { |
365 | $Val = crc32($Val); |
366 | } |
367 | else |
368 | { |
369 | $Str = $Val; |
370 | $Pos = 0; |
371 | $Val = 0; |
372 | $Mask = $Max / 2; |
373 | $HighBit = $Max ^ $Mask; |
374 | while ($Pos < strlen($Str)) |
375 | { |
376 | if ($Val & $HighBit) |
377 | { |
378 | $Val = (($Val & $Mask) << 1) + 1; |
379 | } |
380 | else |
381 | { |
382 | $Val = ($Val & $Mask) << 1; |
383 | } |
384 | $Val ^= $Str[$Pos]; |
385 | $Pos ++; |
386 | } |
387 | } |
388 | } |
580e1793 |
389 | |
dcaf2a49 |
390 | if ($Val < 0) |
391 | $Val *= -1; |
392 | if ($Val = 0) |
393 | return; |
394 | |
395 | mt_srand(($Val ^ mt_rand(0, $Max)) & $Max); |
396 | } |
397 | |
398 | |
399 | // This function initializes the random number generator fairly well. |
400 | // It also only initializes it once, so you don't accidentally get |
401 | // the same 'random' numbers twice in one session. |
402 | function sq_mt_randomize() |
403 | { |
404 | global $REMOTE_PORT, $REMOTE_ADDR, $UNIQUE_ID; |
405 | static $randomized; |
406 | |
407 | if ($randomized) |
408 | return; |
409 | |
410 | // Global |
411 | sq_mt_seed((int)((double) microtime() * 1000000)); |
412 | sq_mt_seed(md5($REMOTE_PORT . $REMOTE_ADDR . getmypid())); |
413 | |
414 | // getrusage |
8a549df2 |
415 | if (function_exists('getrusage')) { |
dcaf2a49 |
416 | $dat = getrusage(); |
8a549df2 |
417 | $Str = ''; |
245a6892 |
418 | foreach ($dat as $k => $v) |
419 | { |
5be8bbd8 |
420 | $Str .= $k . $v; |
245a6892 |
421 | } |
422 | sq_mt_seed(md5($Str)); |
dcaf2a49 |
423 | } |
424 | |
425 | // Apache-specific |
426 | sq_mt_seed(md5($UNIQUE_ID)); |
427 | |
428 | $randomized = 1; |
429 | } |
430 | |
431 | function OneTimePadCreate ($length=100) { |
432 | sq_mt_randomize(); |
245a6892 |
433 | |
8a549df2 |
434 | $pad = ''; |
52eefafc |
435 | for ($i = 0; $i < $length; $i++) { |
dcaf2a49 |
436 | $pad .= chr(mt_rand(0,255)); |
52eefafc |
437 | } |
438 | |
59edd854 |
439 | return base64_encode($pad); |
52eefafc |
440 | } |
441 | |
f79af863 |
442 | // Check if we have a required PHP-version. Return TRUE if we do, |
443 | // or FALSE if we don't. |
444 | // To check for 4.0.1, use sqCheckPHPVersion(4,0,1) |
445 | // To check for 4.0b3, use sqCheckPHPVersion(4,0,-3) |
446 | // Does not handle betas like 4.0.1b1 or development versions |
447 | function sqCheckPHPVersion($major, $minor, $release) { |
448 | |
449 | $ver = phpversion(); |
5be8bbd8 |
450 | eregi('^([0-9]+)\\.([0-9]+)(.*)', $ver, $regs); |
f79af863 |
451 | |
452 | // Parse the version string |
453 | $vmajor = strval($regs[1]); |
454 | $vminor = strval($regs[2]); |
455 | $vrel = $regs[3]; |
456 | if($vrel[0] == ".") |
457 | $vrel = strval(substr($vrel, 1)); |
8a549df2 |
458 | if($vrel[0] == 'b' || $vrel[0] == 'B') |
f79af863 |
459 | $vrel = - strval(substr($vrel, 1)); |
8a549df2 |
460 | if($vrel[0] == 'r' || $vrel[0] == 'R') |
f79af863 |
461 | $vrel = - strval(substr($vrel, 2))/10; |
462 | |
b5afdff0 |
463 | // Compare major version |
f79af863 |
464 | if($vmajor < $major) return false; |
b5afdff0 |
465 | if($vmajor > $major) return true; |
466 | |
467 | // Major is the same. Compare minor |
f79af863 |
468 | if($vminor < $minor) return false; |
b5afdff0 |
469 | if($vminor > $minor) return true; |
f79af863 |
470 | |
b5afdff0 |
471 | // Major and minor is the same as the required one. |
f79af863 |
472 | // Compare release |
473 | if($vrel >= 0 && $release >= 0) { // Neither are beta |
474 | if($vrel < $release) return false; |
475 | } else if($vrel >= 0 && $release < 0){ // This is not beta, required is beta |
476 | return true; |
477 | } else if($vrel < 0 && $release >= 0){ // This is beta, require not beta |
478 | return false; |
479 | } else { // Both are beta |
480 | if($vrel > $release) return false; |
481 | } |
482 | |
483 | return true; |
484 | } |
6e7468f6 |
485 | |
486 | /* Returns a string showing the size of the message/attachment */ |
487 | function show_readable_size($bytes) |
488 | { |
489 | $bytes /= 1024; |
490 | $type = 'k'; |
491 | |
492 | if ($bytes / 1024 > 1) |
493 | { |
494 | $bytes /= 1024; |
495 | $type = 'm'; |
496 | } |
497 | |
498 | if ($bytes < 10) |
499 | { |
500 | $bytes *= 10; |
8a549df2 |
501 | settype($bytes, 'integer'); |
6e7468f6 |
502 | $bytes /= 10; |
503 | } |
504 | else |
8a549df2 |
505 | settype($bytes, 'integer'); |
6e7468f6 |
506 | |
507 | return $bytes . '<small> ' . $type . '</small>'; |
508 | } |
f79af863 |
509 | |
1899535f |
510 | /* Generates a random string from the caracter set you pass in |
511 | * |
512 | * Flags: |
513 | * 1 = add lowercase a-z to $chars |
514 | * 2 = add uppercase A-Z to $chars |
515 | * 4 = add numbers 0-9 to $chars |
516 | */ |
517 | |
518 | function GenerateRandomString($size, $chars, $flags = 0) |
519 | { |
520 | if ($flags & 0x1) |
521 | $chars .= 'abcdefghijklmnopqrstuvwxyz'; |
522 | if ($flags & 0x2) |
523 | $chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
524 | if ($flags & 0x4) |
525 | $chars .= '0123456789'; |
526 | |
527 | if ($size < 1 || strlen($chars) < 1) |
8a549df2 |
528 | return ''; |
1899535f |
529 | |
530 | sq_mt_randomize(); // Initialize the random number generator |
531 | |
ccc4b58b |
532 | $String = ""; |
1899535f |
533 | while (strlen($String) < $size) { |
534 | $String .= $chars[mt_rand(0, strlen($chars))]; |
535 | } |
536 | |
537 | return $String; |
538 | } |
539 | |
ccc4b58b |
540 | ?> |