59177427 |
1 | <?php |
23d6bd09 |
2 | /** |
2ba13803 |
3 | ** strings.php |
4 | ** |
5 | ** Copyright (c) 1999-2001 The Squirrelmail Development Team |
6 | ** Licensed under the GNU GPL. For full terms see the file COPYING. |
7 | ** |
8 | ** This code provides various string manipulation functions that are |
9 | ** used by the rest of the Squirrelmail code. |
10 | ** |
11 | ** $Id$ |
23d6bd09 |
12 | */ |
9374671f |
13 | |
23d6bd09 |
14 | /** |
15 | * SquirrelMail version number -- DO NOT CHANGE |
16 | */ |
17 | global $version; |
18 | $version = '1.2.0 [cvs]'; |
d068c0ec |
19 | |
23d6bd09 |
20 | /** |
21 | * Count the number of occurances of $needle are in $haystack. |
22 | * $needle can be a character or string, and need not occur in $haystack |
23 | */ |
3302d0d4 |
24 | function countCharInString($haystack, $needle) { |
37a17ace |
25 | if ($needle == '') return 0; |
26 | return count(explode($needle, $haystack)); |
3302d0d4 |
27 | } |
28 | |
23d6bd09 |
29 | /** |
30 | * Read from the back of $haystack until $needle is found, or the begining |
31 | * of the $haystack is reached. $needle is a single character |
32 | */ |
3302d0d4 |
33 | function readShortMailboxName($haystack, $needle) { |
8a549df2 |
34 | if ($needle == '') return $haystack; |
37a17ace |
35 | $parts = explode($needle, $haystack); |
36 | $elem = array_pop($parts); |
37 | while ($elem == '' && count($parts)) |
38 | { |
39 | $elem = array_pop($parts); |
40 | } |
41 | return $elem; |
3302d0d4 |
42 | } |
43 | |
23d6bd09 |
44 | /** |
45 | * Read from the back of $haystack until $needle is found, or the begining |
46 | * of the $haystack is reached. $needle is a single character |
47 | */ |
5bdd7223 |
48 | function readMailboxParent($haystack, $needle) { |
37a17ace |
49 | if ($needle == '') return ''; |
50 | $parts = explode($needle, $haystack); |
51 | $elem = array_pop($parts); |
52 | while ($elem == '' && count($parts)) |
53 | { |
54 | $elem = array_pop($parts); |
55 | } |
56 | return join($needle, $parts); |
5bdd7223 |
57 | } |
58 | |
23d6bd09 |
59 | /** |
60 | * Searches for the next position in a string minus white space. |
61 | */ |
8beafbbc |
62 | function next_pos_minus_white ($haystack, $pos) { |
8a549df2 |
63 | while (substr($haystack, $pos, 1) == ' ' || |
8beafbbc |
64 | substr($haystack, $pos, 1) == "\t" || |
65 | substr($haystack, $pos, 1) == "\n" || |
66 | substr($haystack, $pos, 1) == "\r") { |
67 | if ($pos >= strlen($haystack)) |
68 | return -1; |
69 | $pos++; |
9374671f |
70 | } |
71 | return $pos; |
8beafbbc |
72 | } |
73 | |
23d6bd09 |
74 | /** |
75 | * Wraps text at $wrap characters |
76 | * |
77 | * Has a problem with special HTML characters, so call this before |
78 | * you do character translation. |
79 | * |
80 | * Specifically, ' comes up as 5 characters instead of 1. |
81 | * This should not add newlines to the end of lines. |
82 | */ |
9eea179c |
83 | function sqWordWrap(&$line, $wrap) { |
146e0c45 |
84 | ereg("^([\t >]*)([^\t >].*)?$", $line, $regs); |
45f6dd68 |
85 | $beginning_spaces = $regs[1]; |
65f5b1c4 |
86 | if (isset($regs[2])) { |
23fd3c8e |
87 | $words = explode(' ', $regs[2]); |
88 | } else { |
89 | $words = ""; |
65f5b1c4 |
90 | } |
a95681a7 |
91 | |
92 | $i = 0; |
93 | $line = $beginning_spaces; |
9374671f |
94 | |
bcad90fe |
95 | while ($i < count($words)) { |
96 | // Force one word to be on a line (minimum) |
97 | $line .= $words[$i]; |
48f8ce2f |
98 | $line_len = strlen($beginning_spaces) + strlen($words[$i]) + 2; |
65f5b1c4 |
99 | if (isset($words[$i + 1])) |
100 | $line_len += strlen($words[$i + 1]); |
bcad90fe |
101 | $i ++; |
9374671f |
102 | |
bcad90fe |
103 | // Add more words (as long as they fit) |
104 | while ($line_len < $wrap && $i < count($words)) { |
105 | $line .= ' ' . $words[$i]; |
106 | $i++; |
65f5b1c4 |
107 | if (isset($words[$i])) |
48f8ce2f |
108 | $line_len += strlen($words[$i]) + 1; |
65f5b1c4 |
109 | else |
110 | $line_len += 1; |
bcad90fe |
111 | } |
9374671f |
112 | |
bcad90fe |
113 | // Skip spaces if they are the first thing on a continued line |
48f8ce2f |
114 | while (!isset($words[$i]) && $i < count($words)) { |
bcad90fe |
115 | $i ++; |
116 | } |
8ceb637a |
117 | |
9374671f |
118 | // Go to the next line if we have more to process |
bcad90fe |
119 | if ($i < count($words)) { |
5be8bbd8 |
120 | $line .= "\n" . $beginning_spaces; |
b8ea4ed6 |
121 | } |
e550d551 |
122 | } |
e550d551 |
123 | } |
9374671f |
124 | |
125 | |
23d6bd09 |
126 | /** |
127 | * Does the opposite of sqWordWrap() |
128 | */ |
129 | function sqUnWordWrap(&$body) { |
01aab860 |
130 | $lines = explode("\n", $body); |
131 | $body = ""; |
132 | $PreviousSpaces = ""; |
23d6bd09 |
133 | for ($i = 0; $i < count($lines); $i ++) { |
146e0c45 |
134 | ereg("^([\t >]*)([^\t >].*)?$", $lines[$i], $regs); |
01aab860 |
135 | $CurrentSpaces = $regs[1]; |
23d6bd09 |
136 | if (isset($regs[2])) { |
48f8ce2f |
137 | $CurrentRest = $regs[2]; |
23d6bd09 |
138 | } |
139 | |
140 | if ($i == 0) { |
01aab860 |
141 | $PreviousSpaces = $CurrentSpaces; |
142 | $body = $lines[$i]; |
23d6bd09 |
143 | } else if (($PreviousSpaces == $CurrentSpaces) // Do the beginnings match |
144 | && (strlen($lines[$i - 1]) > 65) // Over 65 characters long |
145 | && strlen($CurrentRest)) { // and there's a line to continue with |
01aab860 |
146 | $body .= ' ' . $CurrentRest; |
23d6bd09 |
147 | } else { |
01aab860 |
148 | $body .= "\n" . $lines[$i]; |
149 | $PreviousSpaces = $CurrentSpaces; |
150 | } |
151 | } |
152 | $body .= "\n"; |
153 | } |
9374671f |
154 | |
40ee9452 |
155 | |
23d6bd09 |
156 | /** |
157 | * Returns an array of email addresses. |
158 | * Be cautious of "user@host.com" |
159 | */ |
40ee9452 |
160 | function parseAddrs($text) { |
1d2ce1c3 |
161 | if (trim($text) == "") |
c5edd369 |
162 | return array(); |
8a549df2 |
163 | $text = str_replace(' ', '', $text); |
164 | $text = ereg_replace('"[^"]*"', '', $text); |
5be8bbd8 |
165 | $text = ereg_replace('\\([^\\)]*\\)', '', $text); |
8a549df2 |
166 | $text = str_replace(',', ';', $text); |
167 | $array = explode(';', $text); |
1d2ce1c3 |
168 | for ($i = 0; $i < count ($array); $i++) { |
65f5b1c4 |
169 | $array[$i] = eregi_replace ("^.*[<]", '', $array[$i]); |
170 | $array[$i] = eregi_replace ("[>].*$", '', $array[$i]); |
171 | } |
1d2ce1c3 |
172 | return $array; |
40ee9452 |
173 | } |
174 | |
23d6bd09 |
175 | /** |
176 | * Returns a line of comma separated email addresses from an array. |
177 | */ |
40ee9452 |
178 | function getLineOfAddrs($array) { |
b676ba7e |
179 | if (is_array($array)) { |
8a549df2 |
180 | $to_line = implode(', ', $array); |
d46b103b |
181 | $to_line = ereg_replace(', (, )+', ', ', $to_line); |
182 | $to_line = trim(ereg_replace('^, ', '', $to_line)); |
183 | if( substr( $to_line, -1 ) == ',' ) |
184 | $to_line = substr( $to_line, 0, -1 ); |
b676ba7e |
185 | } else { |
8a549df2 |
186 | $to_line = ''; |
40ee9452 |
187 | } |
9374671f |
188 | |
9374671f |
189 | return( $to_line ); |
40ee9452 |
190 | } |
7ce342dc |
191 | |
9eea179c |
192 | function translateText(&$body, $wrap_at, $charset) { |
9297917e |
193 | global $where, $what; // from searching |
0391864c |
194 | global $color; // color theme |
9297917e |
195 | |
0fc2aca0 |
196 | require_once('../functions/url_parser.php'); |
9374671f |
197 | |
a8648d75 |
198 | $body_ary = explode("\n", $body); |
8ceb637a |
199 | $PriorQuotes = 0; |
8442ac08 |
200 | for ($i=0; $i < count($body_ary); $i++) { |
a8648d75 |
201 | $line = $body_ary[$i]; |
a37f3771 |
202 | if (strlen($line) - 2 >= $wrap_at) { |
9374671f |
203 | sqWordWrap($line, $wrap_at); |
a37f3771 |
204 | } |
a95681a7 |
205 | $line = charset_decode($charset, $line); |
206 | $line = str_replace("\t", ' ', $line); |
9374671f |
207 | |
9eea179c |
208 | parseUrl ($line); |
9374671f |
209 | |
9eea179c |
210 | $Quotes = 0; |
211 | $pos = 0; |
23d6bd09 |
212 | while (1) { |
213 | if ($line[$pos] == ' ') { |
8ceb637a |
214 | $pos ++; |
23d6bd09 |
215 | } else if (strpos($line, '>', $pos) === $pos) { |
9eea179c |
216 | $pos += 4; |
217 | $Quotes ++; |
23d6bd09 |
218 | } else { |
9eea179c |
219 | break; |
220 | } |
221 | } |
9374671f |
222 | |
0391864c |
223 | if ($Quotes > 1) { |
23d6bd09 |
224 | if (! isset($color[14])) { |
24194051 |
225 | $color[14] = '#FF0000'; |
23d6bd09 |
226 | } |
0391864c |
227 | $line = '<FONT COLOR="' . $color[14] . '">' . $line . '</FONT>'; |
24194051 |
228 | } elseif ($Quotes) { |
23d6bd09 |
229 | if (! isset($color[13])) { |
24194051 |
230 | $color[13] = '#800000'; |
23d6bd09 |
231 | } |
24194051 |
232 | $line = '<FONT COLOR="' . $color[13] . '">' . $line . '</FONT>'; |
0391864c |
233 | } |
e2ef6f4b |
234 | |
8ceb637a |
235 | $body_ary[$i] = $line; |
a8648d75 |
236 | } |
8a549df2 |
237 | $body = '<pre>' . implode("\n", $body_ary) . '</pre>'; |
78509c54 |
238 | } |
239 | |
d29aac0e |
240 | function find_mailbox_name ($mailbox) { |
f9b3e5d9 |
241 | if (ereg(" *\"([^\r\n\"]*)\"[ \r\n]*$", $mailbox, $regs)) |
242 | return $regs[1]; |
243 | ereg(" *([^ \r\n\"]*)[ \r\n]*$",$mailbox,$regs); |
244 | return $regs[1]; |
245 | |
d29aac0e |
246 | } |
247 | |
23d6bd09 |
248 | /** |
249 | * This determines the location to forward to relative to your server. |
250 | * If this doesnt work correctly for you (although it should), you can |
251 | * remove all this code except the last two lines, and change the header() |
252 | * function to look something like this, customized to the location of |
253 | * SquirrelMail on your server: |
254 | * |
255 | * http://www.myhost.com/squirrelmail/src/login.php |
256 | */ |
1195c340 |
257 | function get_location () { |
9374671f |
258 | |
c731b9f7 |
259 | global $PHP_SELF, $SERVER_NAME, $HTTP_HOST, $SERVER_PORT, |
260 | $HTTP_SERVER_VARS; |
841291c2 |
261 | |
23d6bd09 |
262 | /* Get the path. */ |
1195c340 |
263 | $path = substr($PHP_SELF, 0, strrpos($PHP_SELF, '/')); |
9374671f |
264 | |
23d6bd09 |
265 | /* Check if this is a HTTPS or regular HTTP request. */ |
8a549df2 |
266 | $proto = 'http://'; |
23d6bd09 |
267 | |
268 | /* |
269 | * If you have 'SSLOptions +StdEnvVars' in your apache config |
270 | * OR if you have HTTPS in your HTTP_SERVER_VARS |
271 | * OR if you are on port 443 |
272 | */ |
c731b9f7 |
273 | $getEnvVar = getenv('HTTPS'); |
274 | if ((isset($getEnvVar) && !strcasecmp($getEnvVar, 'on')) || |
275 | (isset($HTTP_SERVER_VARS['HTTPS'])) || |
276 | (isset($HTTP_SERVER_VARS['SERVER_PORT']) && |
277 | $HTTP_SERVER_VARS['SERVER_PORT'] == 443)) { |
8a549df2 |
278 | $proto = 'https://'; |
1195c340 |
279 | } |
9374671f |
280 | |
1195c340 |
281 | // Get the hostname from the Host header or server config. |
8a549df2 |
282 | $host = ''; |
23d6bd09 |
283 | if (isset($HTTP_HOST) && !empty($HTTP_HOST)) { |
b768a8eb |
284 | $host = $HTTP_HOST; |
23d6bd09 |
285 | } else if (isset($SERVER_NAME) && !empty($SERVER_NAME)) { |
b768a8eb |
286 | $host = $SERVER_NAME; |
287 | } |
9374671f |
288 | |
b768a8eb |
289 | $port = ''; |
23d6bd09 |
290 | if (! strstr($host, ':')) { |
b768a8eb |
291 | if (isset($SERVER_PORT)) { |
8a549df2 |
292 | if (($SERVER_PORT != 80 && $proto == 'http://') |
293 | || ($SERVER_PORT != 443 && $proto == 'https://')) { |
b768a8eb |
294 | $port = sprintf(':%d', $SERVER_PORT); |
295 | } |
296 | } |
297 | } |
9374671f |
298 | |
23d6bd09 |
299 | /* Fallback is to omit the server name and use a relative */ |
300 | /* URI, although this is not RFC 2616 compliant. */ |
301 | return ($host ? $proto . $host . $port . $path : $path); |
9374671f |
302 | } |
7aaa81fc |
303 | |
52eefafc |
304 | |
23d6bd09 |
305 | /** |
306 | * These functions are used to encrypt the passowrd before it is |
307 | * stored in a cookie. |
308 | */ |
59edd854 |
309 | function OneTimePadEncrypt ($string, $epad) { |
23d6bd09 |
310 | $pad = base64_decode($epad); |
311 | $encrypted = ''; |
312 | for ($i = 0; $i < strlen ($string); $i++) { |
313 | $encrypted .= chr (ord($string[$i]) ^ ord($pad[$i])); |
314 | } |
52eefafc |
315 | |
23d6bd09 |
316 | return base64_encode($encrypted); |
52eefafc |
317 | } |
318 | |
59edd854 |
319 | function OneTimePadDecrypt ($string, $epad) { |
320 | $pad = base64_decode($epad); |
52eefafc |
321 | $encrypted = base64_decode ($string); |
8a549df2 |
322 | $decrypted = ''; |
52eefafc |
323 | for ($i = 0; $i < strlen ($encrypted); $i++) { |
65f5b1c4 |
324 | $decrypted .= chr (ord($encrypted[$i]) ^ ord($pad[$i])); |
52eefafc |
325 | } |
326 | |
327 | return $decrypted; |
328 | } |
329 | |
580e1793 |
330 | |
23d6bd09 |
331 | /** |
332 | * Randomize the mt_rand() function. Toss this in strings or integers |
333 | * and it will seed the generator appropriately. With strings, it is |
334 | * better to get them long. Use md5() to lengthen smaller strings. |
335 | */ |
336 | function sq_mt_seed($Val) { |
dcaf2a49 |
337 | // if mt_getrandmax() does not return a 2^n - 1 number, |
338 | // this might not work well. This uses $Max as a bitmask. |
339 | $Max = mt_getrandmax(); |
9374671f |
340 | |
23d6bd09 |
341 | if (! is_int($Val)) { |
342 | if (function_exists('crc32')) { |
dcaf2a49 |
343 | $Val = crc32($Val); |
23d6bd09 |
344 | } else { |
dcaf2a49 |
345 | $Str = $Val; |
346 | $Pos = 0; |
347 | $Val = 0; |
348 | $Mask = $Max / 2; |
349 | $HighBit = $Max ^ $Mask; |
23d6bd09 |
350 | while ($Pos < strlen($Str)) { |
351 | if ($Val & $HighBit) { |
dcaf2a49 |
352 | $Val = (($Val & $Mask) << 1) + 1; |
23d6bd09 |
353 | } else { |
dcaf2a49 |
354 | $Val = ($Val & $Mask) << 1; |
355 | } |
356 | $Val ^= $Str[$Pos]; |
357 | $Pos ++; |
358 | } |
359 | } |
360 | } |
580e1793 |
361 | |
23d6bd09 |
362 | if ($Val < 0) { |
363 | $Val *= -1; |
364 | } |
365 | |
366 | if ($Val = 0) { |
367 | return; |
368 | } |
dcaf2a49 |
369 | |
370 | mt_srand(($Val ^ mt_rand(0, $Max)) & $Max); |
371 | } |
9374671f |
372 | |
373 | |
23d6bd09 |
374 | /** |
375 | * This function initializes the random number generator fairly well. |
376 | * It also only initializes it once, so you don't accidentally get |
377 | * the same 'random' numbers twice in one session. |
378 | */ |
379 | function sq_mt_randomize() { |
dcaf2a49 |
380 | global $REMOTE_PORT, $REMOTE_ADDR, $UNIQUE_ID; |
381 | static $randomized; |
9374671f |
382 | |
23d6bd09 |
383 | if ($randomized) { |
384 | return; |
385 | } |
9374671f |
386 | |
23d6bd09 |
387 | /* Global. */ |
dcaf2a49 |
388 | sq_mt_seed((int)((double) microtime() * 1000000)); |
389 | sq_mt_seed(md5($REMOTE_PORT . $REMOTE_ADDR . getmypid())); |
9374671f |
390 | |
23d6bd09 |
391 | /* getrusage */ |
8a549df2 |
392 | if (function_exists('getrusage')) { |
821a8e9c |
393 | // Avoid warnings with Win32 |
394 | $dat = @getrusage(); |
23d6bd09 |
395 | if (isset($dat) && is_array($dat)) { |
821a8e9c |
396 | $Str = ''; |
397 | foreach ($dat as $k => $v) |
398 | { |
399 | $Str .= $k . $v; |
400 | } |
401 | sq_mt_seed(md5($Str)); |
402 | } |
dcaf2a49 |
403 | } |
9374671f |
404 | |
dcaf2a49 |
405 | // Apache-specific |
406 | sq_mt_seed(md5($UNIQUE_ID)); |
9374671f |
407 | |
dcaf2a49 |
408 | $randomized = 1; |
409 | } |
9374671f |
410 | |
dcaf2a49 |
411 | function OneTimePadCreate ($length=100) { |
412 | sq_mt_randomize(); |
245a6892 |
413 | |
8a549df2 |
414 | $pad = ''; |
52eefafc |
415 | for ($i = 0; $i < $length; $i++) { |
65f5b1c4 |
416 | $pad .= chr(mt_rand(0,255)); |
52eefafc |
417 | } |
418 | |
59edd854 |
419 | return base64_encode($pad); |
52eefafc |
420 | } |
421 | |
23d6bd09 |
422 | /** |
423 | * Check if we have a required PHP-version. Return TRUE if we do, |
424 | * or FALSE if we don't. |
425 | * |
426 | * To check for 4.0.1, use sqCheckPHPVersion(4,0,1) |
427 | * To check for 4.0b3, use sqCheckPHPVersion(4,0,-3) |
428 | * |
429 | * Does not handle betas like 4.0.1b1 or development versions |
430 | */ |
f79af863 |
431 | function sqCheckPHPVersion($major, $minor, $release) { |
432 | |
433 | $ver = phpversion(); |
5be8bbd8 |
434 | eregi('^([0-9]+)\\.([0-9]+)(.*)', $ver, $regs); |
f79af863 |
435 | |
23d6bd09 |
436 | /* Parse the version string. */ |
f79af863 |
437 | $vmajor = strval($regs[1]); |
438 | $vminor = strval($regs[2]); |
439 | $vrel = $regs[3]; |
23d6bd09 |
440 | if($vrel[0] == ".") { |
65f5b1c4 |
441 | $vrel = strval(substr($vrel, 1)); |
23d6bd09 |
442 | } |
443 | if($vrel[0] == 'b' || $vrel[0] == 'B') { |
65f5b1c4 |
444 | $vrel = - strval(substr($vrel, 1)); |
23d6bd09 |
445 | } |
446 | if($vrel[0] == 'r' || $vrel[0] == 'R') { |
65f5b1c4 |
447 | $vrel = - strval(substr($vrel, 2))/10; |
23d6bd09 |
448 | } |
9374671f |
449 | |
23d6bd09 |
450 | /* Compare major version. */ |
451 | if ($vmajor < $major) { return false; } |
452 | if ($vmajor > $major) { return true; } |
b5afdff0 |
453 | |
23d6bd09 |
454 | /* Major is the same. Compare minor. */ |
455 | if ($vminor < $minor) { return false; } |
456 | if ($vminor > $minor) { return true; } |
9374671f |
457 | |
23d6bd09 |
458 | /* Major and minor is the same as the required one. Compare release */ |
459 | if ($vrel >= 0 && $release >= 0) { // Neither are beta |
65f5b1c4 |
460 | if($vrel < $release) return false; |
23d6bd09 |
461 | } else if($vrel >= 0 && $release < 0) { // This is not beta, required is beta |
65f5b1c4 |
462 | return true; |
23d6bd09 |
463 | } else if($vrel < 0 && $release >= 0){ // This is beta, require not beta |
65f5b1c4 |
464 | return false; |
23d6bd09 |
465 | } else { // Both are beta |
65f5b1c4 |
466 | if($vrel > $release) return false; |
f79af863 |
467 | } |
9374671f |
468 | |
f79af863 |
469 | return true; |
470 | } |
9374671f |
471 | |
23d6bd09 |
472 | /** |
473 | * Returns a string showing the size of the message/attachment. |
474 | */ |
475 | function show_readable_size($bytes) { |
6e7468f6 |
476 | $bytes /= 1024; |
477 | $type = 'k'; |
9374671f |
478 | |
23d6bd09 |
479 | if ($bytes / 1024 > 1) { |
6e7468f6 |
480 | $bytes /= 1024; |
481 | $type = 'm'; |
482 | } |
9374671f |
483 | |
23d6bd09 |
484 | if ($bytes < 10) { |
6e7468f6 |
485 | $bytes *= 10; |
8a549df2 |
486 | settype($bytes, 'integer'); |
6e7468f6 |
487 | $bytes /= 10; |
23d6bd09 |
488 | } else { |
8a549df2 |
489 | settype($bytes, 'integer'); |
23d6bd09 |
490 | } |
9374671f |
491 | |
6e7468f6 |
492 | return $bytes . '<small> ' . $type . '</small>'; |
493 | } |
f79af863 |
494 | |
23d6bd09 |
495 | /** |
496 | * Generates a random string from the caracter set you pass in |
1899535f |
497 | * |
498 | * Flags: |
499 | * 1 = add lowercase a-z to $chars |
500 | * 2 = add uppercase A-Z to $chars |
501 | * 4 = add numbers 0-9 to $chars |
502 | */ |
9374671f |
503 | |
23d6bd09 |
504 | function GenerateRandomString($size, $chars, $flags = 0) { |
505 | if ($flags & 0x1) { |
1899535f |
506 | $chars .= 'abcdefghijklmnopqrstuvwxyz'; |
23d6bd09 |
507 | } |
508 | if ($flags & 0x2) { |
1899535f |
509 | $chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
23d6bd09 |
510 | } |
511 | if ($flags & 0x4) { |
1899535f |
512 | $chars .= '0123456789'; |
23d6bd09 |
513 | } |
9374671f |
514 | |
23d6bd09 |
515 | if (($size < 1) || (strlen($chars) < 1)) { |
8a549df2 |
516 | return ''; |
23d6bd09 |
517 | } |
9374671f |
518 | |
1899535f |
519 | sq_mt_randomize(); // Initialize the random number generator |
9374671f |
520 | |
65f5b1c4 |
521 | $String = ""; |
1899535f |
522 | while (strlen($String) < $size) { |
523 | $String .= $chars[mt_rand(0, strlen($chars))]; |
524 | } |
9374671f |
525 | |
1899535f |
526 | return $String; |
527 | } |
9374671f |
528 | |
23d6bd09 |
529 | function quoteIMAP($str) { |
704db5b2 |
530 | return ereg_replace('(["\\])', '\\\\1', $str); |
531 | } |
1899535f |
532 | |
23d6bd09 |
533 | /** |
534 | * Trims every element in the array |
535 | */ |
536 | function TrimArray(&$array) { |
537 | foreach ($array as $k => $v) { |
538 | global $$k; |
539 | if (is_array($$k)) { |
540 | foreach ($$k as $k2 => $v2) { |
541 | $$k[$k2] = substr($v2, 1); |
542 | } |
543 | } else { |
544 | $$k = substr($v, 1); |
545 | } |
546 | |
547 | /* Re-assign back to array. */ |
548 | $array[$k] = $$k; |
549 | } |
550 | } |
551 | |
552 | /** |
553 | * Removes slashes from every element in the array |
554 | */ |
555 | function RemoveSlashes(&$array) { |
556 | foreach ($array as $k => $v) { |
557 | global $$k; |
558 | if (is_array($$k)) { |
559 | foreach ($$k as $k2 => $v2) { |
560 | $newArray[stripslashes($k2)] = stripslashes($v2); |
561 | } |
562 | $$k = $newArray; |
563 | } else { |
564 | $$k = stripslashes($v); |
565 | } |
566 | |
567 | /* Re-assign back to the array. */ |
568 | $array[$k] = $$k; |
569 | } |
570 | } |
571 | |
572 | ?> |