59177427 |
1 | <?php |
23d6bd09 |
2 | /** |
3 | * strings.php |
4 | * Copyright (c) 1999-2001 The Squirrelmail Development Team |
5 | * Licensed under the GNU GPL. For full terms see the file COPYING. |
6 | * |
7 | * This code provides various string manipulation functions that are |
8 | * used by the rest of the Squirrelmail code. |
9 | * |
10 | * $Id$ |
11 | */ |
9374671f |
12 | |
23d6bd09 |
13 | if (defined('strings_php')) { return; } |
14 | define('strings_php', true); |
d51894be |
15 | |
23d6bd09 |
16 | /** |
17 | * SquirrelMail version number -- DO NOT CHANGE |
18 | */ |
19 | global $version; |
20 | $version = '1.2.0 [cvs]'; |
d068c0ec |
21 | |
23d6bd09 |
22 | /** |
23 | * Count the number of occurances of $needle are in $haystack. |
24 | * $needle can be a character or string, and need not occur in $haystack |
25 | */ |
3302d0d4 |
26 | function countCharInString($haystack, $needle) { |
37a17ace |
27 | if ($needle == '') return 0; |
28 | return count(explode($needle, $haystack)); |
3302d0d4 |
29 | } |
30 | |
23d6bd09 |
31 | /** |
32 | * Read from the back of $haystack until $needle is found, or the begining |
33 | * of the $haystack is reached. $needle is a single character |
34 | */ |
3302d0d4 |
35 | function readShortMailboxName($haystack, $needle) { |
8a549df2 |
36 | if ($needle == '') return $haystack; |
37a17ace |
37 | $parts = explode($needle, $haystack); |
38 | $elem = array_pop($parts); |
39 | while ($elem == '' && count($parts)) |
40 | { |
41 | $elem = array_pop($parts); |
42 | } |
43 | return $elem; |
3302d0d4 |
44 | } |
45 | |
23d6bd09 |
46 | /** |
47 | * Read from the back of $haystack until $needle is found, or the begining |
48 | * of the $haystack is reached. $needle is a single character |
49 | */ |
5bdd7223 |
50 | function readMailboxParent($haystack, $needle) { |
37a17ace |
51 | if ($needle == '') return ''; |
52 | $parts = explode($needle, $haystack); |
53 | $elem = array_pop($parts); |
54 | while ($elem == '' && count($parts)) |
55 | { |
56 | $elem = array_pop($parts); |
57 | } |
58 | return join($needle, $parts); |
5bdd7223 |
59 | } |
60 | |
23d6bd09 |
61 | /** |
62 | * Searches for the next position in a string minus white space. |
63 | */ |
8beafbbc |
64 | function next_pos_minus_white ($haystack, $pos) { |
8a549df2 |
65 | while (substr($haystack, $pos, 1) == ' ' || |
8beafbbc |
66 | substr($haystack, $pos, 1) == "\t" || |
67 | substr($haystack, $pos, 1) == "\n" || |
68 | substr($haystack, $pos, 1) == "\r") { |
69 | if ($pos >= strlen($haystack)) |
70 | return -1; |
71 | $pos++; |
9374671f |
72 | } |
73 | return $pos; |
8beafbbc |
74 | } |
75 | |
23d6bd09 |
76 | /** |
77 | * Wraps text at $wrap characters |
78 | * |
79 | * Has a problem with special HTML characters, so call this before |
80 | * you do character translation. |
81 | * |
82 | * Specifically, ' comes up as 5 characters instead of 1. |
83 | * This should not add newlines to the end of lines. |
84 | */ |
9eea179c |
85 | function sqWordWrap(&$line, $wrap) { |
146e0c45 |
86 | ereg("^([\t >]*)([^\t >].*)?$", $line, $regs); |
45f6dd68 |
87 | $beginning_spaces = $regs[1]; |
65f5b1c4 |
88 | if (isset($regs[2])) { |
23fd3c8e |
89 | $words = explode(' ', $regs[2]); |
90 | } else { |
91 | $words = ""; |
65f5b1c4 |
92 | } |
a95681a7 |
93 | |
94 | $i = 0; |
95 | $line = $beginning_spaces; |
9374671f |
96 | |
bcad90fe |
97 | while ($i < count($words)) { |
98 | // Force one word to be on a line (minimum) |
99 | $line .= $words[$i]; |
48f8ce2f |
100 | $line_len = strlen($beginning_spaces) + strlen($words[$i]) + 2; |
65f5b1c4 |
101 | if (isset($words[$i + 1])) |
102 | $line_len += strlen($words[$i + 1]); |
bcad90fe |
103 | $i ++; |
9374671f |
104 | |
bcad90fe |
105 | // Add more words (as long as they fit) |
106 | while ($line_len < $wrap && $i < count($words)) { |
107 | $line .= ' ' . $words[$i]; |
108 | $i++; |
65f5b1c4 |
109 | if (isset($words[$i])) |
48f8ce2f |
110 | $line_len += strlen($words[$i]) + 1; |
65f5b1c4 |
111 | else |
112 | $line_len += 1; |
bcad90fe |
113 | } |
9374671f |
114 | |
bcad90fe |
115 | // Skip spaces if they are the first thing on a continued line |
48f8ce2f |
116 | while (!isset($words[$i]) && $i < count($words)) { |
bcad90fe |
117 | $i ++; |
118 | } |
8ceb637a |
119 | |
9374671f |
120 | // Go to the next line if we have more to process |
bcad90fe |
121 | if ($i < count($words)) { |
5be8bbd8 |
122 | $line .= "\n" . $beginning_spaces; |
b8ea4ed6 |
123 | } |
e550d551 |
124 | } |
e550d551 |
125 | } |
9374671f |
126 | |
127 | |
23d6bd09 |
128 | /** |
129 | * Does the opposite of sqWordWrap() |
130 | */ |
131 | function sqUnWordWrap(&$body) { |
01aab860 |
132 | $lines = explode("\n", $body); |
133 | $body = ""; |
134 | $PreviousSpaces = ""; |
23d6bd09 |
135 | for ($i = 0; $i < count($lines); $i ++) { |
146e0c45 |
136 | ereg("^([\t >]*)([^\t >].*)?$", $lines[$i], $regs); |
01aab860 |
137 | $CurrentSpaces = $regs[1]; |
23d6bd09 |
138 | if (isset($regs[2])) { |
48f8ce2f |
139 | $CurrentRest = $regs[2]; |
23d6bd09 |
140 | } |
141 | |
142 | if ($i == 0) { |
01aab860 |
143 | $PreviousSpaces = $CurrentSpaces; |
144 | $body = $lines[$i]; |
23d6bd09 |
145 | } else if (($PreviousSpaces == $CurrentSpaces) // Do the beginnings match |
146 | && (strlen($lines[$i - 1]) > 65) // Over 65 characters long |
147 | && strlen($CurrentRest)) { // and there's a line to continue with |
01aab860 |
148 | $body .= ' ' . $CurrentRest; |
23d6bd09 |
149 | } else { |
01aab860 |
150 | $body .= "\n" . $lines[$i]; |
151 | $PreviousSpaces = $CurrentSpaces; |
152 | } |
153 | } |
154 | $body .= "\n"; |
155 | } |
9374671f |
156 | |
40ee9452 |
157 | |
23d6bd09 |
158 | /** |
159 | * Returns an array of email addresses. |
160 | * Be cautious of "user@host.com" |
161 | */ |
40ee9452 |
162 | function parseAddrs($text) { |
1d2ce1c3 |
163 | if (trim($text) == "") |
c5edd369 |
164 | return array(); |
8a549df2 |
165 | $text = str_replace(' ', '', $text); |
166 | $text = ereg_replace('"[^"]*"', '', $text); |
5be8bbd8 |
167 | $text = ereg_replace('\\([^\\)]*\\)', '', $text); |
8a549df2 |
168 | $text = str_replace(',', ';', $text); |
169 | $array = explode(';', $text); |
1d2ce1c3 |
170 | for ($i = 0; $i < count ($array); $i++) { |
65f5b1c4 |
171 | $array[$i] = eregi_replace ("^.*[<]", '', $array[$i]); |
172 | $array[$i] = eregi_replace ("[>].*$", '', $array[$i]); |
173 | } |
1d2ce1c3 |
174 | return $array; |
40ee9452 |
175 | } |
176 | |
23d6bd09 |
177 | /** |
178 | * Returns a line of comma separated email addresses from an array. |
179 | */ |
40ee9452 |
180 | function getLineOfAddrs($array) { |
b676ba7e |
181 | if (is_array($array)) { |
8a549df2 |
182 | $to_line = implode(', ', $array); |
d46b103b |
183 | $to_line = ereg_replace(', (, )+', ', ', $to_line); |
184 | $to_line = trim(ereg_replace('^, ', '', $to_line)); |
185 | if( substr( $to_line, -1 ) == ',' ) |
186 | $to_line = substr( $to_line, 0, -1 ); |
b676ba7e |
187 | } else { |
8a549df2 |
188 | $to_line = ''; |
40ee9452 |
189 | } |
9374671f |
190 | |
9374671f |
191 | return( $to_line ); |
40ee9452 |
192 | } |
7ce342dc |
193 | |
9eea179c |
194 | function translateText(&$body, $wrap_at, $charset) { |
9297917e |
195 | global $where, $what; // from searching |
0391864c |
196 | global $color; // color theme |
9297917e |
197 | |
0fc2aca0 |
198 | require_once('../functions/url_parser.php'); |
9374671f |
199 | |
a8648d75 |
200 | $body_ary = explode("\n", $body); |
8ceb637a |
201 | $PriorQuotes = 0; |
8442ac08 |
202 | for ($i=0; $i < count($body_ary); $i++) { |
a8648d75 |
203 | $line = $body_ary[$i]; |
a37f3771 |
204 | if (strlen($line) - 2 >= $wrap_at) { |
9374671f |
205 | sqWordWrap($line, $wrap_at); |
a37f3771 |
206 | } |
a95681a7 |
207 | $line = charset_decode($charset, $line); |
208 | $line = str_replace("\t", ' ', $line); |
9374671f |
209 | |
9eea179c |
210 | parseUrl ($line); |
9374671f |
211 | |
9eea179c |
212 | $Quotes = 0; |
213 | $pos = 0; |
23d6bd09 |
214 | while (1) { |
215 | if ($line[$pos] == ' ') { |
8ceb637a |
216 | $pos ++; |
23d6bd09 |
217 | } else if (strpos($line, '>', $pos) === $pos) { |
9eea179c |
218 | $pos += 4; |
219 | $Quotes ++; |
23d6bd09 |
220 | } else { |
9eea179c |
221 | break; |
222 | } |
223 | } |
9374671f |
224 | |
0391864c |
225 | if ($Quotes > 1) { |
23d6bd09 |
226 | if (! isset($color[14])) { |
24194051 |
227 | $color[14] = '#FF0000'; |
23d6bd09 |
228 | } |
0391864c |
229 | $line = '<FONT COLOR="' . $color[14] . '">' . $line . '</FONT>'; |
24194051 |
230 | } elseif ($Quotes) { |
23d6bd09 |
231 | if (! isset($color[13])) { |
24194051 |
232 | $color[13] = '#800000'; |
23d6bd09 |
233 | } |
24194051 |
234 | $line = '<FONT COLOR="' . $color[13] . '">' . $line . '</FONT>'; |
0391864c |
235 | } |
e2ef6f4b |
236 | |
8ceb637a |
237 | $body_ary[$i] = $line; |
a8648d75 |
238 | } |
8a549df2 |
239 | $body = '<pre>' . implode("\n", $body_ary) . '</pre>'; |
78509c54 |
240 | } |
241 | |
d29aac0e |
242 | function find_mailbox_name ($mailbox) { |
f9b3e5d9 |
243 | if (ereg(" *\"([^\r\n\"]*)\"[ \r\n]*$", $mailbox, $regs)) |
244 | return $regs[1]; |
245 | ereg(" *([^ \r\n\"]*)[ \r\n]*$",$mailbox,$regs); |
246 | return $regs[1]; |
247 | |
d29aac0e |
248 | } |
249 | |
23d6bd09 |
250 | /** |
251 | * This determines the location to forward to relative to your server. |
252 | * If this doesnt work correctly for you (although it should), you can |
253 | * remove all this code except the last two lines, and change the header() |
254 | * function to look something like this, customized to the location of |
255 | * SquirrelMail on your server: |
256 | * |
257 | * http://www.myhost.com/squirrelmail/src/login.php |
258 | */ |
1195c340 |
259 | function get_location () { |
9374671f |
260 | |
c731b9f7 |
261 | global $PHP_SELF, $SERVER_NAME, $HTTP_HOST, $SERVER_PORT, |
262 | $HTTP_SERVER_VARS; |
841291c2 |
263 | |
23d6bd09 |
264 | /* Get the path. */ |
1195c340 |
265 | $path = substr($PHP_SELF, 0, strrpos($PHP_SELF, '/')); |
9374671f |
266 | |
23d6bd09 |
267 | /* Check if this is a HTTPS or regular HTTP request. */ |
8a549df2 |
268 | $proto = 'http://'; |
23d6bd09 |
269 | |
270 | /* |
271 | * If you have 'SSLOptions +StdEnvVars' in your apache config |
272 | * OR if you have HTTPS in your HTTP_SERVER_VARS |
273 | * OR if you are on port 443 |
274 | */ |
c731b9f7 |
275 | $getEnvVar = getenv('HTTPS'); |
276 | if ((isset($getEnvVar) && !strcasecmp($getEnvVar, 'on')) || |
277 | (isset($HTTP_SERVER_VARS['HTTPS'])) || |
278 | (isset($HTTP_SERVER_VARS['SERVER_PORT']) && |
279 | $HTTP_SERVER_VARS['SERVER_PORT'] == 443)) { |
8a549df2 |
280 | $proto = 'https://'; |
1195c340 |
281 | } |
9374671f |
282 | |
1195c340 |
283 | // Get the hostname from the Host header or server config. |
8a549df2 |
284 | $host = ''; |
23d6bd09 |
285 | if (isset($HTTP_HOST) && !empty($HTTP_HOST)) { |
b768a8eb |
286 | $host = $HTTP_HOST; |
23d6bd09 |
287 | } else if (isset($SERVER_NAME) && !empty($SERVER_NAME)) { |
b768a8eb |
288 | $host = $SERVER_NAME; |
289 | } |
9374671f |
290 | |
b768a8eb |
291 | $port = ''; |
23d6bd09 |
292 | if (! strstr($host, ':')) { |
b768a8eb |
293 | if (isset($SERVER_PORT)) { |
8a549df2 |
294 | if (($SERVER_PORT != 80 && $proto == 'http://') |
295 | || ($SERVER_PORT != 443 && $proto == 'https://')) { |
b768a8eb |
296 | $port = sprintf(':%d', $SERVER_PORT); |
297 | } |
298 | } |
299 | } |
9374671f |
300 | |
23d6bd09 |
301 | /* Fallback is to omit the server name and use a relative */ |
302 | /* URI, although this is not RFC 2616 compliant. */ |
303 | return ($host ? $proto . $host . $port . $path : $path); |
9374671f |
304 | } |
7aaa81fc |
305 | |
52eefafc |
306 | |
23d6bd09 |
307 | /** |
308 | * These functions are used to encrypt the passowrd before it is |
309 | * stored in a cookie. |
310 | */ |
59edd854 |
311 | function OneTimePadEncrypt ($string, $epad) { |
23d6bd09 |
312 | $pad = base64_decode($epad); |
313 | $encrypted = ''; |
314 | for ($i = 0; $i < strlen ($string); $i++) { |
315 | $encrypted .= chr (ord($string[$i]) ^ ord($pad[$i])); |
316 | } |
52eefafc |
317 | |
23d6bd09 |
318 | return base64_encode($encrypted); |
52eefafc |
319 | } |
320 | |
59edd854 |
321 | function OneTimePadDecrypt ($string, $epad) { |
322 | $pad = base64_decode($epad); |
52eefafc |
323 | $encrypted = base64_decode ($string); |
8a549df2 |
324 | $decrypted = ''; |
52eefafc |
325 | for ($i = 0; $i < strlen ($encrypted); $i++) { |
65f5b1c4 |
326 | $decrypted .= chr (ord($encrypted[$i]) ^ ord($pad[$i])); |
52eefafc |
327 | } |
328 | |
329 | return $decrypted; |
330 | } |
331 | |
580e1793 |
332 | |
23d6bd09 |
333 | /** |
334 | * Randomize the mt_rand() function. Toss this in strings or integers |
335 | * and it will seed the generator appropriately. With strings, it is |
336 | * better to get them long. Use md5() to lengthen smaller strings. |
337 | */ |
338 | function sq_mt_seed($Val) { |
dcaf2a49 |
339 | // if mt_getrandmax() does not return a 2^n - 1 number, |
340 | // this might not work well. This uses $Max as a bitmask. |
341 | $Max = mt_getrandmax(); |
9374671f |
342 | |
23d6bd09 |
343 | if (! is_int($Val)) { |
344 | if (function_exists('crc32')) { |
dcaf2a49 |
345 | $Val = crc32($Val); |
23d6bd09 |
346 | } else { |
dcaf2a49 |
347 | $Str = $Val; |
348 | $Pos = 0; |
349 | $Val = 0; |
350 | $Mask = $Max / 2; |
351 | $HighBit = $Max ^ $Mask; |
23d6bd09 |
352 | while ($Pos < strlen($Str)) { |
353 | if ($Val & $HighBit) { |
dcaf2a49 |
354 | $Val = (($Val & $Mask) << 1) + 1; |
23d6bd09 |
355 | } else { |
dcaf2a49 |
356 | $Val = ($Val & $Mask) << 1; |
357 | } |
358 | $Val ^= $Str[$Pos]; |
359 | $Pos ++; |
360 | } |
361 | } |
362 | } |
580e1793 |
363 | |
23d6bd09 |
364 | if ($Val < 0) { |
365 | $Val *= -1; |
366 | } |
367 | |
368 | if ($Val = 0) { |
369 | return; |
370 | } |
dcaf2a49 |
371 | |
372 | mt_srand(($Val ^ mt_rand(0, $Max)) & $Max); |
373 | } |
9374671f |
374 | |
375 | |
23d6bd09 |
376 | /** |
377 | * This function initializes the random number generator fairly well. |
378 | * It also only initializes it once, so you don't accidentally get |
379 | * the same 'random' numbers twice in one session. |
380 | */ |
381 | function sq_mt_randomize() { |
dcaf2a49 |
382 | global $REMOTE_PORT, $REMOTE_ADDR, $UNIQUE_ID; |
383 | static $randomized; |
9374671f |
384 | |
23d6bd09 |
385 | if ($randomized) { |
386 | return; |
387 | } |
9374671f |
388 | |
23d6bd09 |
389 | /* Global. */ |
dcaf2a49 |
390 | sq_mt_seed((int)((double) microtime() * 1000000)); |
391 | sq_mt_seed(md5($REMOTE_PORT . $REMOTE_ADDR . getmypid())); |
9374671f |
392 | |
23d6bd09 |
393 | /* getrusage */ |
8a549df2 |
394 | if (function_exists('getrusage')) { |
821a8e9c |
395 | // Avoid warnings with Win32 |
396 | $dat = @getrusage(); |
23d6bd09 |
397 | if (isset($dat) && is_array($dat)) { |
821a8e9c |
398 | $Str = ''; |
399 | foreach ($dat as $k => $v) |
400 | { |
401 | $Str .= $k . $v; |
402 | } |
403 | sq_mt_seed(md5($Str)); |
404 | } |
dcaf2a49 |
405 | } |
9374671f |
406 | |
dcaf2a49 |
407 | // Apache-specific |
408 | sq_mt_seed(md5($UNIQUE_ID)); |
9374671f |
409 | |
dcaf2a49 |
410 | $randomized = 1; |
411 | } |
9374671f |
412 | |
dcaf2a49 |
413 | function OneTimePadCreate ($length=100) { |
414 | sq_mt_randomize(); |
245a6892 |
415 | |
8a549df2 |
416 | $pad = ''; |
52eefafc |
417 | for ($i = 0; $i < $length; $i++) { |
65f5b1c4 |
418 | $pad .= chr(mt_rand(0,255)); |
52eefafc |
419 | } |
420 | |
59edd854 |
421 | return base64_encode($pad); |
52eefafc |
422 | } |
423 | |
23d6bd09 |
424 | /** |
425 | * Check if we have a required PHP-version. Return TRUE if we do, |
426 | * or FALSE if we don't. |
427 | * |
428 | * To check for 4.0.1, use sqCheckPHPVersion(4,0,1) |
429 | * To check for 4.0b3, use sqCheckPHPVersion(4,0,-3) |
430 | * |
431 | * Does not handle betas like 4.0.1b1 or development versions |
432 | */ |
f79af863 |
433 | function sqCheckPHPVersion($major, $minor, $release) { |
434 | |
435 | $ver = phpversion(); |
5be8bbd8 |
436 | eregi('^([0-9]+)\\.([0-9]+)(.*)', $ver, $regs); |
f79af863 |
437 | |
23d6bd09 |
438 | /* Parse the version string. */ |
f79af863 |
439 | $vmajor = strval($regs[1]); |
440 | $vminor = strval($regs[2]); |
441 | $vrel = $regs[3]; |
23d6bd09 |
442 | if($vrel[0] == ".") { |
65f5b1c4 |
443 | $vrel = strval(substr($vrel, 1)); |
23d6bd09 |
444 | } |
445 | if($vrel[0] == 'b' || $vrel[0] == 'B') { |
65f5b1c4 |
446 | $vrel = - strval(substr($vrel, 1)); |
23d6bd09 |
447 | } |
448 | if($vrel[0] == 'r' || $vrel[0] == 'R') { |
65f5b1c4 |
449 | $vrel = - strval(substr($vrel, 2))/10; |
23d6bd09 |
450 | } |
9374671f |
451 | |
23d6bd09 |
452 | /* Compare major version. */ |
453 | if ($vmajor < $major) { return false; } |
454 | if ($vmajor > $major) { return true; } |
b5afdff0 |
455 | |
23d6bd09 |
456 | /* Major is the same. Compare minor. */ |
457 | if ($vminor < $minor) { return false; } |
458 | if ($vminor > $minor) { return true; } |
9374671f |
459 | |
23d6bd09 |
460 | /* Major and minor is the same as the required one. Compare release */ |
461 | if ($vrel >= 0 && $release >= 0) { // Neither are beta |
65f5b1c4 |
462 | if($vrel < $release) return false; |
23d6bd09 |
463 | } else if($vrel >= 0 && $release < 0) { // This is not beta, required is beta |
65f5b1c4 |
464 | return true; |
23d6bd09 |
465 | } else if($vrel < 0 && $release >= 0){ // This is beta, require not beta |
65f5b1c4 |
466 | return false; |
23d6bd09 |
467 | } else { // Both are beta |
65f5b1c4 |
468 | if($vrel > $release) return false; |
f79af863 |
469 | } |
9374671f |
470 | |
f79af863 |
471 | return true; |
472 | } |
9374671f |
473 | |
23d6bd09 |
474 | /** |
475 | * Returns a string showing the size of the message/attachment. |
476 | */ |
477 | function show_readable_size($bytes) { |
6e7468f6 |
478 | $bytes /= 1024; |
479 | $type = 'k'; |
9374671f |
480 | |
23d6bd09 |
481 | if ($bytes / 1024 > 1) { |
6e7468f6 |
482 | $bytes /= 1024; |
483 | $type = 'm'; |
484 | } |
9374671f |
485 | |
23d6bd09 |
486 | if ($bytes < 10) { |
6e7468f6 |
487 | $bytes *= 10; |
8a549df2 |
488 | settype($bytes, 'integer'); |
6e7468f6 |
489 | $bytes /= 10; |
23d6bd09 |
490 | } else { |
8a549df2 |
491 | settype($bytes, 'integer'); |
23d6bd09 |
492 | } |
9374671f |
493 | |
6e7468f6 |
494 | return $bytes . '<small> ' . $type . '</small>'; |
495 | } |
f79af863 |
496 | |
23d6bd09 |
497 | /** |
498 | * Generates a random string from the caracter set you pass in |
1899535f |
499 | * |
500 | * Flags: |
501 | * 1 = add lowercase a-z to $chars |
502 | * 2 = add uppercase A-Z to $chars |
503 | * 4 = add numbers 0-9 to $chars |
504 | */ |
9374671f |
505 | |
23d6bd09 |
506 | function GenerateRandomString($size, $chars, $flags = 0) { |
507 | if ($flags & 0x1) { |
1899535f |
508 | $chars .= 'abcdefghijklmnopqrstuvwxyz'; |
23d6bd09 |
509 | } |
510 | if ($flags & 0x2) { |
1899535f |
511 | $chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
23d6bd09 |
512 | } |
513 | if ($flags & 0x4) { |
1899535f |
514 | $chars .= '0123456789'; |
23d6bd09 |
515 | } |
9374671f |
516 | |
23d6bd09 |
517 | if (($size < 1) || (strlen($chars) < 1)) { |
8a549df2 |
518 | return ''; |
23d6bd09 |
519 | } |
9374671f |
520 | |
1899535f |
521 | sq_mt_randomize(); // Initialize the random number generator |
9374671f |
522 | |
65f5b1c4 |
523 | $String = ""; |
1899535f |
524 | while (strlen($String) < $size) { |
525 | $String .= $chars[mt_rand(0, strlen($chars))]; |
526 | } |
9374671f |
527 | |
1899535f |
528 | return $String; |
529 | } |
9374671f |
530 | |
23d6bd09 |
531 | function quoteIMAP($str) { |
704db5b2 |
532 | return ereg_replace('(["\\])', '\\\\1', $str); |
533 | } |
1899535f |
534 | |
23d6bd09 |
535 | /** |
536 | * Trims every element in the array |
537 | */ |
538 | function TrimArray(&$array) { |
539 | foreach ($array as $k => $v) { |
540 | global $$k; |
541 | if (is_array($$k)) { |
542 | foreach ($$k as $k2 => $v2) { |
543 | $$k[$k2] = substr($v2, 1); |
544 | } |
545 | } else { |
546 | $$k = substr($v, 1); |
547 | } |
548 | |
549 | /* Re-assign back to array. */ |
550 | $array[$k] = $$k; |
551 | } |
552 | } |
553 | |
554 | /** |
555 | * Removes slashes from every element in the array |
556 | */ |
557 | function RemoveSlashes(&$array) { |
558 | foreach ($array as $k => $v) { |
559 | global $$k; |
560 | if (is_array($$k)) { |
561 | foreach ($$k as $k2 => $v2) { |
562 | $newArray[stripslashes($k2)] = stripslashes($v2); |
563 | } |
564 | $$k = $newArray; |
565 | } else { |
566 | $$k = stripslashes($v); |
567 | } |
568 | |
569 | /* Re-assign back to the array. */ |
570 | $array[$k] = $$k; |
571 | } |
572 | } |
573 | |
574 | ?> |