59177427 |
1 | <?php |
7350889b |
2 | |
23d6bd09 |
3 | /** |
7350889b |
4 | * strings.php |
5 | * |
6 | * Copyright (c) 1999-2001 The Squirrelmail Development Team |
7 | * Licensed under the GNU GPL. For full terms see the file COPYING. |
8 | * |
9 | * This code provides various string manipulation functions that are |
10 | * used by the rest of the Squirrelmail code. |
11 | * |
12 | * $Id$ |
23d6bd09 |
13 | */ |
9374671f |
14 | |
23d6bd09 |
15 | /** |
16 | * SquirrelMail version number -- DO NOT CHANGE |
17 | */ |
18 | global $version; |
19 | $version = '1.2.0 [cvs]'; |
d068c0ec |
20 | |
23d6bd09 |
21 | /** |
22 | * Count the number of occurances of $needle are in $haystack. |
23 | * $needle can be a character or string, and need not occur in $haystack |
24 | */ |
3302d0d4 |
25 | function countCharInString($haystack, $needle) { |
37a17ace |
26 | if ($needle == '') return 0; |
27 | return count(explode($needle, $haystack)); |
3302d0d4 |
28 | } |
29 | |
23d6bd09 |
30 | /** |
31 | * Read from the back of $haystack until $needle is found, or the begining |
32 | * of the $haystack is reached. $needle is a single character |
33 | */ |
3302d0d4 |
34 | function readShortMailboxName($haystack, $needle) { |
8a549df2 |
35 | if ($needle == '') return $haystack; |
37a17ace |
36 | $parts = explode($needle, $haystack); |
37 | $elem = array_pop($parts); |
38 | while ($elem == '' && count($parts)) |
39 | { |
40 | $elem = array_pop($parts); |
41 | } |
42 | return $elem; |
3302d0d4 |
43 | } |
44 | |
23d6bd09 |
45 | /** |
46 | * Read from the back of $haystack until $needle is found, or the begining |
47 | * of the $haystack is reached. $needle is a single character |
48 | */ |
5bdd7223 |
49 | function readMailboxParent($haystack, $needle) { |
37a17ace |
50 | if ($needle == '') return ''; |
51 | $parts = explode($needle, $haystack); |
52 | $elem = array_pop($parts); |
53 | while ($elem == '' && count($parts)) |
54 | { |
55 | $elem = array_pop($parts); |
56 | } |
57 | return join($needle, $parts); |
5bdd7223 |
58 | } |
59 | |
23d6bd09 |
60 | /** |
61 | * Searches for the next position in a string minus white space. |
62 | */ |
8beafbbc |
63 | function next_pos_minus_white ($haystack, $pos) { |
8a549df2 |
64 | while (substr($haystack, $pos, 1) == ' ' || |
8beafbbc |
65 | substr($haystack, $pos, 1) == "\t" || |
66 | substr($haystack, $pos, 1) == "\n" || |
67 | substr($haystack, $pos, 1) == "\r") { |
68 | if ($pos >= strlen($haystack)) |
69 | return -1; |
70 | $pos++; |
9374671f |
71 | } |
72 | return $pos; |
8beafbbc |
73 | } |
74 | |
23d6bd09 |
75 | /** |
76 | * Wraps text at $wrap characters |
77 | * |
78 | * Has a problem with special HTML characters, so call this before |
79 | * you do character translation. |
80 | * |
81 | * Specifically, ' comes up as 5 characters instead of 1. |
82 | * This should not add newlines to the end of lines. |
83 | */ |
9eea179c |
84 | function sqWordWrap(&$line, $wrap) { |
146e0c45 |
85 | ereg("^([\t >]*)([^\t >].*)?$", $line, $regs); |
45f6dd68 |
86 | $beginning_spaces = $regs[1]; |
65f5b1c4 |
87 | if (isset($regs[2])) { |
23fd3c8e |
88 | $words = explode(' ', $regs[2]); |
89 | } else { |
90 | $words = ""; |
65f5b1c4 |
91 | } |
a95681a7 |
92 | |
93 | $i = 0; |
94 | $line = $beginning_spaces; |
9374671f |
95 | |
bcad90fe |
96 | while ($i < count($words)) { |
97 | // Force one word to be on a line (minimum) |
98 | $line .= $words[$i]; |
48f8ce2f |
99 | $line_len = strlen($beginning_spaces) + strlen($words[$i]) + 2; |
65f5b1c4 |
100 | if (isset($words[$i + 1])) |
101 | $line_len += strlen($words[$i + 1]); |
bcad90fe |
102 | $i ++; |
9374671f |
103 | |
bcad90fe |
104 | // Add more words (as long as they fit) |
105 | while ($line_len < $wrap && $i < count($words)) { |
106 | $line .= ' ' . $words[$i]; |
107 | $i++; |
65f5b1c4 |
108 | if (isset($words[$i])) |
48f8ce2f |
109 | $line_len += strlen($words[$i]) + 1; |
65f5b1c4 |
110 | else |
111 | $line_len += 1; |
bcad90fe |
112 | } |
9374671f |
113 | |
bcad90fe |
114 | // Skip spaces if they are the first thing on a continued line |
48f8ce2f |
115 | while (!isset($words[$i]) && $i < count($words)) { |
bcad90fe |
116 | $i ++; |
117 | } |
8ceb637a |
118 | |
9374671f |
119 | // Go to the next line if we have more to process |
bcad90fe |
120 | if ($i < count($words)) { |
5be8bbd8 |
121 | $line .= "\n" . $beginning_spaces; |
b8ea4ed6 |
122 | } |
e550d551 |
123 | } |
e550d551 |
124 | } |
9374671f |
125 | |
126 | |
23d6bd09 |
127 | /** |
128 | * Does the opposite of sqWordWrap() |
129 | */ |
130 | function sqUnWordWrap(&$body) { |
01aab860 |
131 | $lines = explode("\n", $body); |
132 | $body = ""; |
133 | $PreviousSpaces = ""; |
23d6bd09 |
134 | for ($i = 0; $i < count($lines); $i ++) { |
146e0c45 |
135 | ereg("^([\t >]*)([^\t >].*)?$", $lines[$i], $regs); |
01aab860 |
136 | $CurrentSpaces = $regs[1]; |
23d6bd09 |
137 | if (isset($regs[2])) { |
48f8ce2f |
138 | $CurrentRest = $regs[2]; |
23d6bd09 |
139 | } |
140 | |
141 | if ($i == 0) { |
01aab860 |
142 | $PreviousSpaces = $CurrentSpaces; |
143 | $body = $lines[$i]; |
23d6bd09 |
144 | } else if (($PreviousSpaces == $CurrentSpaces) // Do the beginnings match |
145 | && (strlen($lines[$i - 1]) > 65) // Over 65 characters long |
146 | && strlen($CurrentRest)) { // and there's a line to continue with |
01aab860 |
147 | $body .= ' ' . $CurrentRest; |
23d6bd09 |
148 | } else { |
01aab860 |
149 | $body .= "\n" . $lines[$i]; |
150 | $PreviousSpaces = $CurrentSpaces; |
151 | } |
152 | } |
153 | $body .= "\n"; |
154 | } |
9374671f |
155 | |
40ee9452 |
156 | |
23d6bd09 |
157 | /** |
158 | * Returns an array of email addresses. |
159 | * Be cautious of "user@host.com" |
160 | */ |
40ee9452 |
161 | function parseAddrs($text) { |
1d2ce1c3 |
162 | if (trim($text) == "") |
c5edd369 |
163 | return array(); |
8a549df2 |
164 | $text = str_replace(' ', '', $text); |
165 | $text = ereg_replace('"[^"]*"', '', $text); |
5be8bbd8 |
166 | $text = ereg_replace('\\([^\\)]*\\)', '', $text); |
8a549df2 |
167 | $text = str_replace(',', ';', $text); |
168 | $array = explode(';', $text); |
1d2ce1c3 |
169 | for ($i = 0; $i < count ($array); $i++) { |
65f5b1c4 |
170 | $array[$i] = eregi_replace ("^.*[<]", '', $array[$i]); |
171 | $array[$i] = eregi_replace ("[>].*$", '', $array[$i]); |
172 | } |
1d2ce1c3 |
173 | return $array; |
40ee9452 |
174 | } |
175 | |
23d6bd09 |
176 | /** |
177 | * Returns a line of comma separated email addresses from an array. |
178 | */ |
40ee9452 |
179 | function getLineOfAddrs($array) { |
b676ba7e |
180 | if (is_array($array)) { |
8a549df2 |
181 | $to_line = implode(', ', $array); |
d46b103b |
182 | $to_line = ereg_replace(', (, )+', ', ', $to_line); |
183 | $to_line = trim(ereg_replace('^, ', '', $to_line)); |
184 | if( substr( $to_line, -1 ) == ',' ) |
185 | $to_line = substr( $to_line, 0, -1 ); |
b676ba7e |
186 | } else { |
8a549df2 |
187 | $to_line = ''; |
40ee9452 |
188 | } |
9374671f |
189 | |
9374671f |
190 | return( $to_line ); |
40ee9452 |
191 | } |
7ce342dc |
192 | |
9eea179c |
193 | function translateText(&$body, $wrap_at, $charset) { |
9297917e |
194 | global $where, $what; // from searching |
0391864c |
195 | global $color; // color theme |
9297917e |
196 | |
0fc2aca0 |
197 | require_once('../functions/url_parser.php'); |
9374671f |
198 | |
a8648d75 |
199 | $body_ary = explode("\n", $body); |
8ceb637a |
200 | $PriorQuotes = 0; |
8442ac08 |
201 | for ($i=0; $i < count($body_ary); $i++) { |
a8648d75 |
202 | $line = $body_ary[$i]; |
a37f3771 |
203 | if (strlen($line) - 2 >= $wrap_at) { |
9374671f |
204 | sqWordWrap($line, $wrap_at); |
a37f3771 |
205 | } |
a95681a7 |
206 | $line = charset_decode($charset, $line); |
207 | $line = str_replace("\t", ' ', $line); |
9374671f |
208 | |
9eea179c |
209 | parseUrl ($line); |
9374671f |
210 | |
9eea179c |
211 | $Quotes = 0; |
212 | $pos = 0; |
23d6bd09 |
213 | while (1) { |
214 | if ($line[$pos] == ' ') { |
8ceb637a |
215 | $pos ++; |
23d6bd09 |
216 | } else if (strpos($line, '>', $pos) === $pos) { |
9eea179c |
217 | $pos += 4; |
218 | $Quotes ++; |
23d6bd09 |
219 | } else { |
9eea179c |
220 | break; |
221 | } |
222 | } |
9374671f |
223 | |
0391864c |
224 | if ($Quotes > 1) { |
23d6bd09 |
225 | if (! isset($color[14])) { |
24194051 |
226 | $color[14] = '#FF0000'; |
23d6bd09 |
227 | } |
0391864c |
228 | $line = '<FONT COLOR="' . $color[14] . '">' . $line . '</FONT>'; |
24194051 |
229 | } elseif ($Quotes) { |
23d6bd09 |
230 | if (! isset($color[13])) { |
24194051 |
231 | $color[13] = '#800000'; |
23d6bd09 |
232 | } |
24194051 |
233 | $line = '<FONT COLOR="' . $color[13] . '">' . $line . '</FONT>'; |
0391864c |
234 | } |
e2ef6f4b |
235 | |
8ceb637a |
236 | $body_ary[$i] = $line; |
a8648d75 |
237 | } |
8a549df2 |
238 | $body = '<pre>' . implode("\n", $body_ary) . '</pre>'; |
78509c54 |
239 | } |
240 | |
d29aac0e |
241 | function find_mailbox_name ($mailbox) { |
f9b3e5d9 |
242 | if (ereg(" *\"([^\r\n\"]*)\"[ \r\n]*$", $mailbox, $regs)) |
243 | return $regs[1]; |
244 | ereg(" *([^ \r\n\"]*)[ \r\n]*$",$mailbox,$regs); |
245 | return $regs[1]; |
246 | |
d29aac0e |
247 | } |
248 | |
23d6bd09 |
249 | /** |
250 | * This determines the location to forward to relative to your server. |
251 | * If this doesnt work correctly for you (although it should), you can |
252 | * remove all this code except the last two lines, and change the header() |
253 | * function to look something like this, customized to the location of |
254 | * SquirrelMail on your server: |
255 | * |
256 | * http://www.myhost.com/squirrelmail/src/login.php |
257 | */ |
1195c340 |
258 | function get_location () { |
9374671f |
259 | |
c731b9f7 |
260 | global $PHP_SELF, $SERVER_NAME, $HTTP_HOST, $SERVER_PORT, |
261 | $HTTP_SERVER_VARS; |
841291c2 |
262 | |
23d6bd09 |
263 | /* Get the path. */ |
1195c340 |
264 | $path = substr($PHP_SELF, 0, strrpos($PHP_SELF, '/')); |
9374671f |
265 | |
23d6bd09 |
266 | /* Check if this is a HTTPS or regular HTTP request. */ |
8a549df2 |
267 | $proto = 'http://'; |
23d6bd09 |
268 | |
269 | /* |
270 | * If you have 'SSLOptions +StdEnvVars' in your apache config |
271 | * OR if you have HTTPS in your HTTP_SERVER_VARS |
272 | * OR if you are on port 443 |
273 | */ |
c731b9f7 |
274 | $getEnvVar = getenv('HTTPS'); |
275 | if ((isset($getEnvVar) && !strcasecmp($getEnvVar, 'on')) || |
276 | (isset($HTTP_SERVER_VARS['HTTPS'])) || |
277 | (isset($HTTP_SERVER_VARS['SERVER_PORT']) && |
278 | $HTTP_SERVER_VARS['SERVER_PORT'] == 443)) { |
8a549df2 |
279 | $proto = 'https://'; |
1195c340 |
280 | } |
9374671f |
281 | |
1195c340 |
282 | // Get the hostname from the Host header or server config. |
8a549df2 |
283 | $host = ''; |
23d6bd09 |
284 | if (isset($HTTP_HOST) && !empty($HTTP_HOST)) { |
b768a8eb |
285 | $host = $HTTP_HOST; |
23d6bd09 |
286 | } else if (isset($SERVER_NAME) && !empty($SERVER_NAME)) { |
b768a8eb |
287 | $host = $SERVER_NAME; |
288 | } |
9374671f |
289 | |
b768a8eb |
290 | $port = ''; |
23d6bd09 |
291 | if (! strstr($host, ':')) { |
b768a8eb |
292 | if (isset($SERVER_PORT)) { |
8a549df2 |
293 | if (($SERVER_PORT != 80 && $proto == 'http://') |
294 | || ($SERVER_PORT != 443 && $proto == 'https://')) { |
b768a8eb |
295 | $port = sprintf(':%d', $SERVER_PORT); |
296 | } |
297 | } |
298 | } |
9374671f |
299 | |
23d6bd09 |
300 | /* Fallback is to omit the server name and use a relative */ |
301 | /* URI, although this is not RFC 2616 compliant. */ |
302 | return ($host ? $proto . $host . $port . $path : $path); |
9374671f |
303 | } |
7aaa81fc |
304 | |
52eefafc |
305 | |
23d6bd09 |
306 | /** |
307 | * These functions are used to encrypt the passowrd before it is |
308 | * stored in a cookie. |
309 | */ |
59edd854 |
310 | function OneTimePadEncrypt ($string, $epad) { |
23d6bd09 |
311 | $pad = base64_decode($epad); |
312 | $encrypted = ''; |
313 | for ($i = 0; $i < strlen ($string); $i++) { |
314 | $encrypted .= chr (ord($string[$i]) ^ ord($pad[$i])); |
315 | } |
52eefafc |
316 | |
23d6bd09 |
317 | return base64_encode($encrypted); |
52eefafc |
318 | } |
319 | |
59edd854 |
320 | function OneTimePadDecrypt ($string, $epad) { |
321 | $pad = base64_decode($epad); |
52eefafc |
322 | $encrypted = base64_decode ($string); |
8a549df2 |
323 | $decrypted = ''; |
52eefafc |
324 | for ($i = 0; $i < strlen ($encrypted); $i++) { |
65f5b1c4 |
325 | $decrypted .= chr (ord($encrypted[$i]) ^ ord($pad[$i])); |
52eefafc |
326 | } |
327 | |
328 | return $decrypted; |
329 | } |
330 | |
580e1793 |
331 | |
23d6bd09 |
332 | /** |
333 | * Randomize the mt_rand() function. Toss this in strings or integers |
334 | * and it will seed the generator appropriately. With strings, it is |
335 | * better to get them long. Use md5() to lengthen smaller strings. |
336 | */ |
337 | function sq_mt_seed($Val) { |
dcaf2a49 |
338 | // if mt_getrandmax() does not return a 2^n - 1 number, |
339 | // this might not work well. This uses $Max as a bitmask. |
340 | $Max = mt_getrandmax(); |
9374671f |
341 | |
23d6bd09 |
342 | if (! is_int($Val)) { |
343 | if (function_exists('crc32')) { |
dcaf2a49 |
344 | $Val = crc32($Val); |
23d6bd09 |
345 | } else { |
dcaf2a49 |
346 | $Str = $Val; |
347 | $Pos = 0; |
348 | $Val = 0; |
349 | $Mask = $Max / 2; |
350 | $HighBit = $Max ^ $Mask; |
23d6bd09 |
351 | while ($Pos < strlen($Str)) { |
352 | if ($Val & $HighBit) { |
dcaf2a49 |
353 | $Val = (($Val & $Mask) << 1) + 1; |
23d6bd09 |
354 | } else { |
dcaf2a49 |
355 | $Val = ($Val & $Mask) << 1; |
356 | } |
357 | $Val ^= $Str[$Pos]; |
358 | $Pos ++; |
359 | } |
360 | } |
361 | } |
580e1793 |
362 | |
23d6bd09 |
363 | if ($Val < 0) { |
364 | $Val *= -1; |
365 | } |
366 | |
367 | if ($Val = 0) { |
368 | return; |
369 | } |
dcaf2a49 |
370 | |
371 | mt_srand(($Val ^ mt_rand(0, $Max)) & $Max); |
372 | } |
9374671f |
373 | |
374 | |
23d6bd09 |
375 | /** |
376 | * This function initializes the random number generator fairly well. |
377 | * It also only initializes it once, so you don't accidentally get |
378 | * the same 'random' numbers twice in one session. |
379 | */ |
380 | function sq_mt_randomize() { |
dcaf2a49 |
381 | global $REMOTE_PORT, $REMOTE_ADDR, $UNIQUE_ID; |
382 | static $randomized; |
9374671f |
383 | |
23d6bd09 |
384 | if ($randomized) { |
385 | return; |
386 | } |
9374671f |
387 | |
23d6bd09 |
388 | /* Global. */ |
dcaf2a49 |
389 | sq_mt_seed((int)((double) microtime() * 1000000)); |
390 | sq_mt_seed(md5($REMOTE_PORT . $REMOTE_ADDR . getmypid())); |
9374671f |
391 | |
23d6bd09 |
392 | /* getrusage */ |
8a549df2 |
393 | if (function_exists('getrusage')) { |
821a8e9c |
394 | // Avoid warnings with Win32 |
395 | $dat = @getrusage(); |
23d6bd09 |
396 | if (isset($dat) && is_array($dat)) { |
821a8e9c |
397 | $Str = ''; |
398 | foreach ($dat as $k => $v) |
399 | { |
400 | $Str .= $k . $v; |
401 | } |
402 | sq_mt_seed(md5($Str)); |
403 | } |
dcaf2a49 |
404 | } |
9374671f |
405 | |
dcaf2a49 |
406 | // Apache-specific |
407 | sq_mt_seed(md5($UNIQUE_ID)); |
9374671f |
408 | |
dcaf2a49 |
409 | $randomized = 1; |
410 | } |
9374671f |
411 | |
dcaf2a49 |
412 | function OneTimePadCreate ($length=100) { |
413 | sq_mt_randomize(); |
245a6892 |
414 | |
8a549df2 |
415 | $pad = ''; |
52eefafc |
416 | for ($i = 0; $i < $length; $i++) { |
65f5b1c4 |
417 | $pad .= chr(mt_rand(0,255)); |
52eefafc |
418 | } |
419 | |
59edd854 |
420 | return base64_encode($pad); |
52eefafc |
421 | } |
422 | |
23d6bd09 |
423 | /** |
424 | * Check if we have a required PHP-version. Return TRUE if we do, |
425 | * or FALSE if we don't. |
426 | * |
427 | * To check for 4.0.1, use sqCheckPHPVersion(4,0,1) |
428 | * To check for 4.0b3, use sqCheckPHPVersion(4,0,-3) |
429 | * |
430 | * Does not handle betas like 4.0.1b1 or development versions |
431 | */ |
f79af863 |
432 | function sqCheckPHPVersion($major, $minor, $release) { |
433 | |
434 | $ver = phpversion(); |
5be8bbd8 |
435 | eregi('^([0-9]+)\\.([0-9]+)(.*)', $ver, $regs); |
f79af863 |
436 | |
23d6bd09 |
437 | /* Parse the version string. */ |
f79af863 |
438 | $vmajor = strval($regs[1]); |
439 | $vminor = strval($regs[2]); |
440 | $vrel = $regs[3]; |
23d6bd09 |
441 | if($vrel[0] == ".") { |
65f5b1c4 |
442 | $vrel = strval(substr($vrel, 1)); |
23d6bd09 |
443 | } |
444 | if($vrel[0] == 'b' || $vrel[0] == 'B') { |
65f5b1c4 |
445 | $vrel = - strval(substr($vrel, 1)); |
23d6bd09 |
446 | } |
447 | if($vrel[0] == 'r' || $vrel[0] == 'R') { |
65f5b1c4 |
448 | $vrel = - strval(substr($vrel, 2))/10; |
23d6bd09 |
449 | } |
9374671f |
450 | |
23d6bd09 |
451 | /* Compare major version. */ |
452 | if ($vmajor < $major) { return false; } |
453 | if ($vmajor > $major) { return true; } |
b5afdff0 |
454 | |
23d6bd09 |
455 | /* Major is the same. Compare minor. */ |
456 | if ($vminor < $minor) { return false; } |
457 | if ($vminor > $minor) { return true; } |
9374671f |
458 | |
23d6bd09 |
459 | /* Major and minor is the same as the required one. Compare release */ |
460 | if ($vrel >= 0 && $release >= 0) { // Neither are beta |
65f5b1c4 |
461 | if($vrel < $release) return false; |
23d6bd09 |
462 | } else if($vrel >= 0 && $release < 0) { // This is not beta, required is beta |
65f5b1c4 |
463 | return true; |
23d6bd09 |
464 | } else if($vrel < 0 && $release >= 0){ // This is beta, require not beta |
65f5b1c4 |
465 | return false; |
23d6bd09 |
466 | } else { // Both are beta |
65f5b1c4 |
467 | if($vrel > $release) return false; |
f79af863 |
468 | } |
9374671f |
469 | |
f79af863 |
470 | return true; |
471 | } |
9374671f |
472 | |
23d6bd09 |
473 | /** |
474 | * Returns a string showing the size of the message/attachment. |
475 | */ |
476 | function show_readable_size($bytes) { |
6e7468f6 |
477 | $bytes /= 1024; |
478 | $type = 'k'; |
9374671f |
479 | |
23d6bd09 |
480 | if ($bytes / 1024 > 1) { |
6e7468f6 |
481 | $bytes /= 1024; |
482 | $type = 'm'; |
483 | } |
9374671f |
484 | |
23d6bd09 |
485 | if ($bytes < 10) { |
6e7468f6 |
486 | $bytes *= 10; |
8a549df2 |
487 | settype($bytes, 'integer'); |
6e7468f6 |
488 | $bytes /= 10; |
23d6bd09 |
489 | } else { |
8a549df2 |
490 | settype($bytes, 'integer'); |
23d6bd09 |
491 | } |
9374671f |
492 | |
6e7468f6 |
493 | return $bytes . '<small> ' . $type . '</small>'; |
494 | } |
f79af863 |
495 | |
23d6bd09 |
496 | /** |
497 | * Generates a random string from the caracter set you pass in |
1899535f |
498 | * |
499 | * Flags: |
500 | * 1 = add lowercase a-z to $chars |
501 | * 2 = add uppercase A-Z to $chars |
502 | * 4 = add numbers 0-9 to $chars |
503 | */ |
9374671f |
504 | |
23d6bd09 |
505 | function GenerateRandomString($size, $chars, $flags = 0) { |
506 | if ($flags & 0x1) { |
1899535f |
507 | $chars .= 'abcdefghijklmnopqrstuvwxyz'; |
23d6bd09 |
508 | } |
509 | if ($flags & 0x2) { |
1899535f |
510 | $chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
23d6bd09 |
511 | } |
512 | if ($flags & 0x4) { |
1899535f |
513 | $chars .= '0123456789'; |
23d6bd09 |
514 | } |
9374671f |
515 | |
23d6bd09 |
516 | if (($size < 1) || (strlen($chars) < 1)) { |
8a549df2 |
517 | return ''; |
23d6bd09 |
518 | } |
9374671f |
519 | |
1899535f |
520 | sq_mt_randomize(); // Initialize the random number generator |
9374671f |
521 | |
65f5b1c4 |
522 | $String = ""; |
1899535f |
523 | while (strlen($String) < $size) { |
524 | $String .= $chars[mt_rand(0, strlen($chars))]; |
525 | } |
9374671f |
526 | |
1899535f |
527 | return $String; |
528 | } |
9374671f |
529 | |
23d6bd09 |
530 | function quoteIMAP($str) { |
704db5b2 |
531 | return ereg_replace('(["\\])', '\\\\1', $str); |
532 | } |
1899535f |
533 | |
23d6bd09 |
534 | /** |
535 | * Trims every element in the array |
536 | */ |
537 | function TrimArray(&$array) { |
538 | foreach ($array as $k => $v) { |
539 | global $$k; |
540 | if (is_array($$k)) { |
541 | foreach ($$k as $k2 => $v2) { |
542 | $$k[$k2] = substr($v2, 1); |
543 | } |
544 | } else { |
545 | $$k = substr($v, 1); |
546 | } |
547 | |
548 | /* Re-assign back to array. */ |
549 | $array[$k] = $$k; |
550 | } |
551 | } |
552 | |
553 | /** |
554 | * Removes slashes from every element in the array |
555 | */ |
556 | function RemoveSlashes(&$array) { |
557 | foreach ($array as $k => $v) { |
558 | global $$k; |
559 | if (is_array($$k)) { |
560 | foreach ($$k as $k2 => $v2) { |
561 | $newArray[stripslashes($k2)] = stripslashes($v2); |
562 | } |
563 | $$k = $newArray; |
564 | } else { |
565 | $$k = stripslashes($v); |
566 | } |
567 | |
568 | /* Re-assign back to the array. */ |
569 | $array[$k] = $$k; |
570 | } |
571 | } |
572 | |
573 | ?> |