59177427 |
1 | <?php |
7350889b |
2 | |
35586184 |
3 | /** |
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 | * $Id$ |
13 | */ |
9374671f |
14 | |
35586184 |
15 | /*****************************************************************/ |
16 | /*** THIS FILE NEEDS TO HAVE ITS FORMATTING FIXED!!! ***/ |
17 | /*** PLEASE DO SO AND REMOVE THIS COMMENT SECTION. ***/ |
18 | /*** + Base level indent should begin at left margin, as ***/ |
19 | /*** the comment and $version stuff below. ***/ |
20 | /*** + All identation should consist of four space blocks ***/ |
21 | /*** + Tab characters are evil. ***/ |
22 | /*** + all comments should use "slash-star ... star-slash" ***/ |
23 | /*** style -- no pound characters, no slash-slash style ***/ |
24 | /*** + FLOW CONTROL STATEMENTS (if, while, etc) SHOULD ***/ |
25 | /*** ALWAYS USE { AND } CHARACTERS!!! ***/ |
26 | /*** + Please use ' instead of ", when possible. Note " ***/ |
27 | /*** should always be used in _( ) function calls. ***/ |
28 | /*** Thank you for your help making the SM code more readable. ***/ |
29 | /*****************************************************************/ |
30 | |
31 | /** |
32 | * SquirrelMail version number -- DO NOT CHANGE |
33 | */ |
34 | global $version; |
35 | $version = '1.2.0 [cvs]'; |
d068c0ec |
36 | |
23d6bd09 |
37 | /** |
38 | * Count the number of occurances of $needle are in $haystack. |
39 | * $needle can be a character or string, and need not occur in $haystack |
40 | */ |
3302d0d4 |
41 | function countCharInString($haystack, $needle) { |
37a17ace |
42 | if ($needle == '') return 0; |
43 | return count(explode($needle, $haystack)); |
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. $needle is a single character |
49 | */ |
3302d0d4 |
50 | function readShortMailboxName($haystack, $needle) { |
8a549df2 |
51 | if ($needle == '') return $haystack; |
37a17ace |
52 | $parts = explode($needle, $haystack); |
53 | $elem = array_pop($parts); |
54 | while ($elem == '' && count($parts)) |
55 | { |
56 | $elem = array_pop($parts); |
57 | } |
58 | return $elem; |
3302d0d4 |
59 | } |
60 | |
23d6bd09 |
61 | /** |
62 | * Read from the back of $haystack until $needle is found, or the begining |
63 | * of the $haystack is reached. $needle is a single character |
64 | */ |
5bdd7223 |
65 | function readMailboxParent($haystack, $needle) { |
37a17ace |
66 | if ($needle == '') return ''; |
67 | $parts = explode($needle, $haystack); |
68 | $elem = array_pop($parts); |
69 | while ($elem == '' && count($parts)) |
70 | { |
71 | $elem = array_pop($parts); |
72 | } |
73 | return join($needle, $parts); |
5bdd7223 |
74 | } |
75 | |
23d6bd09 |
76 | /** |
77 | * Searches for the next position in a string minus white space. |
78 | */ |
8beafbbc |
79 | function next_pos_minus_white ($haystack, $pos) { |
8a549df2 |
80 | while (substr($haystack, $pos, 1) == ' ' || |
8beafbbc |
81 | substr($haystack, $pos, 1) == "\t" || |
82 | substr($haystack, $pos, 1) == "\n" || |
83 | substr($haystack, $pos, 1) == "\r") { |
84 | if ($pos >= strlen($haystack)) |
85 | return -1; |
86 | $pos++; |
9374671f |
87 | } |
88 | return $pos; |
8beafbbc |
89 | } |
90 | |
23d6bd09 |
91 | /** |
92 | * Wraps text at $wrap characters |
93 | * |
94 | * Has a problem with special HTML characters, so call this before |
95 | * you do character translation. |
96 | * |
97 | * Specifically, ' comes up as 5 characters instead of 1. |
98 | * This should not add newlines to the end of lines. |
99 | */ |
9eea179c |
100 | function sqWordWrap(&$line, $wrap) { |
146e0c45 |
101 | ereg("^([\t >]*)([^\t >].*)?$", $line, $regs); |
45f6dd68 |
102 | $beginning_spaces = $regs[1]; |
65f5b1c4 |
103 | if (isset($regs[2])) { |
23fd3c8e |
104 | $words = explode(' ', $regs[2]); |
105 | } else { |
106 | $words = ""; |
65f5b1c4 |
107 | } |
a95681a7 |
108 | |
109 | $i = 0; |
110 | $line = $beginning_spaces; |
9374671f |
111 | |
bcad90fe |
112 | while ($i < count($words)) { |
113 | // Force one word to be on a line (minimum) |
114 | $line .= $words[$i]; |
48f8ce2f |
115 | $line_len = strlen($beginning_spaces) + strlen($words[$i]) + 2; |
65f5b1c4 |
116 | if (isset($words[$i + 1])) |
117 | $line_len += strlen($words[$i + 1]); |
bcad90fe |
118 | $i ++; |
9374671f |
119 | |
bcad90fe |
120 | // Add more words (as long as they fit) |
121 | while ($line_len < $wrap && $i < count($words)) { |
122 | $line .= ' ' . $words[$i]; |
123 | $i++; |
65f5b1c4 |
124 | if (isset($words[$i])) |
48f8ce2f |
125 | $line_len += strlen($words[$i]) + 1; |
65f5b1c4 |
126 | else |
127 | $line_len += 1; |
bcad90fe |
128 | } |
9374671f |
129 | |
bcad90fe |
130 | // Skip spaces if they are the first thing on a continued line |
48f8ce2f |
131 | while (!isset($words[$i]) && $i < count($words)) { |
bcad90fe |
132 | $i ++; |
133 | } |
8ceb637a |
134 | |
9374671f |
135 | // Go to the next line if we have more to process |
bcad90fe |
136 | if ($i < count($words)) { |
5be8bbd8 |
137 | $line .= "\n" . $beginning_spaces; |
b8ea4ed6 |
138 | } |
e550d551 |
139 | } |
e550d551 |
140 | } |
9374671f |
141 | |
142 | |
23d6bd09 |
143 | /** |
144 | * Does the opposite of sqWordWrap() |
145 | */ |
146 | function sqUnWordWrap(&$body) { |
01aab860 |
147 | $lines = explode("\n", $body); |
148 | $body = ""; |
149 | $PreviousSpaces = ""; |
23d6bd09 |
150 | for ($i = 0; $i < count($lines); $i ++) { |
146e0c45 |
151 | ereg("^([\t >]*)([^\t >].*)?$", $lines[$i], $regs); |
01aab860 |
152 | $CurrentSpaces = $regs[1]; |
23d6bd09 |
153 | if (isset($regs[2])) { |
48f8ce2f |
154 | $CurrentRest = $regs[2]; |
23d6bd09 |
155 | } |
156 | |
157 | if ($i == 0) { |
01aab860 |
158 | $PreviousSpaces = $CurrentSpaces; |
159 | $body = $lines[$i]; |
23d6bd09 |
160 | } else if (($PreviousSpaces == $CurrentSpaces) // Do the beginnings match |
161 | && (strlen($lines[$i - 1]) > 65) // Over 65 characters long |
162 | && strlen($CurrentRest)) { // and there's a line to continue with |
01aab860 |
163 | $body .= ' ' . $CurrentRest; |
23d6bd09 |
164 | } else { |
01aab860 |
165 | $body .= "\n" . $lines[$i]; |
166 | $PreviousSpaces = $CurrentSpaces; |
167 | } |
168 | } |
169 | $body .= "\n"; |
170 | } |
9374671f |
171 | |
40ee9452 |
172 | |
23d6bd09 |
173 | /** |
174 | * Returns an array of email addresses. |
175 | * Be cautious of "user@host.com" |
176 | */ |
40ee9452 |
177 | function parseAddrs($text) { |
1d2ce1c3 |
178 | if (trim($text) == "") |
c5edd369 |
179 | return array(); |
8a549df2 |
180 | $text = str_replace(' ', '', $text); |
181 | $text = ereg_replace('"[^"]*"', '', $text); |
5be8bbd8 |
182 | $text = ereg_replace('\\([^\\)]*\\)', '', $text); |
8a549df2 |
183 | $text = str_replace(',', ';', $text); |
184 | $array = explode(';', $text); |
1d2ce1c3 |
185 | for ($i = 0; $i < count ($array); $i++) { |
65f5b1c4 |
186 | $array[$i] = eregi_replace ("^.*[<]", '', $array[$i]); |
187 | $array[$i] = eregi_replace ("[>].*$", '', $array[$i]); |
188 | } |
1d2ce1c3 |
189 | return $array; |
40ee9452 |
190 | } |
191 | |
23d6bd09 |
192 | /** |
193 | * Returns a line of comma separated email addresses from an array. |
194 | */ |
40ee9452 |
195 | function getLineOfAddrs($array) { |
b676ba7e |
196 | if (is_array($array)) { |
8a549df2 |
197 | $to_line = implode(', ', $array); |
d46b103b |
198 | $to_line = ereg_replace(', (, )+', ', ', $to_line); |
199 | $to_line = trim(ereg_replace('^, ', '', $to_line)); |
200 | if( substr( $to_line, -1 ) == ',' ) |
201 | $to_line = substr( $to_line, 0, -1 ); |
b676ba7e |
202 | } else { |
8a549df2 |
203 | $to_line = ''; |
40ee9452 |
204 | } |
9374671f |
205 | |
9374671f |
206 | return( $to_line ); |
40ee9452 |
207 | } |
7ce342dc |
208 | |
9eea179c |
209 | function translateText(&$body, $wrap_at, $charset) { |
9297917e |
210 | global $where, $what; // from searching |
0391864c |
211 | global $color; // color theme |
9297917e |
212 | |
0fc2aca0 |
213 | require_once('../functions/url_parser.php'); |
9374671f |
214 | |
a8648d75 |
215 | $body_ary = explode("\n", $body); |
8ceb637a |
216 | $PriorQuotes = 0; |
8442ac08 |
217 | for ($i=0; $i < count($body_ary); $i++) { |
a8648d75 |
218 | $line = $body_ary[$i]; |
a37f3771 |
219 | if (strlen($line) - 2 >= $wrap_at) { |
9374671f |
220 | sqWordWrap($line, $wrap_at); |
a37f3771 |
221 | } |
a95681a7 |
222 | $line = charset_decode($charset, $line); |
223 | $line = str_replace("\t", ' ', $line); |
9374671f |
224 | |
9eea179c |
225 | parseUrl ($line); |
9374671f |
226 | |
9eea179c |
227 | $Quotes = 0; |
228 | $pos = 0; |
23d6bd09 |
229 | while (1) { |
230 | if ($line[$pos] == ' ') { |
8ceb637a |
231 | $pos ++; |
23d6bd09 |
232 | } else if (strpos($line, '>', $pos) === $pos) { |
9eea179c |
233 | $pos += 4; |
234 | $Quotes ++; |
23d6bd09 |
235 | } else { |
9eea179c |
236 | break; |
237 | } |
238 | } |
9374671f |
239 | |
0391864c |
240 | if ($Quotes > 1) { |
23d6bd09 |
241 | if (! isset($color[14])) { |
24194051 |
242 | $color[14] = '#FF0000'; |
23d6bd09 |
243 | } |
0391864c |
244 | $line = '<FONT COLOR="' . $color[14] . '">' . $line . '</FONT>'; |
24194051 |
245 | } elseif ($Quotes) { |
23d6bd09 |
246 | if (! isset($color[13])) { |
24194051 |
247 | $color[13] = '#800000'; |
23d6bd09 |
248 | } |
24194051 |
249 | $line = '<FONT COLOR="' . $color[13] . '">' . $line . '</FONT>'; |
0391864c |
250 | } |
e2ef6f4b |
251 | |
8ceb637a |
252 | $body_ary[$i] = $line; |
a8648d75 |
253 | } |
8a549df2 |
254 | $body = '<pre>' . implode("\n", $body_ary) . '</pre>'; |
78509c54 |
255 | } |
256 | |
d29aac0e |
257 | function find_mailbox_name ($mailbox) { |
f9b3e5d9 |
258 | if (ereg(" *\"([^\r\n\"]*)\"[ \r\n]*$", $mailbox, $regs)) |
259 | return $regs[1]; |
260 | ereg(" *([^ \r\n\"]*)[ \r\n]*$",$mailbox,$regs); |
261 | return $regs[1]; |
262 | |
d29aac0e |
263 | } |
264 | |
23d6bd09 |
265 | /** |
266 | * This determines the location to forward to relative to your server. |
267 | * If this doesnt work correctly for you (although it should), you can |
268 | * remove all this code except the last two lines, and change the header() |
269 | * function to look something like this, customized to the location of |
270 | * SquirrelMail on your server: |
271 | * |
272 | * http://www.myhost.com/squirrelmail/src/login.php |
273 | */ |
1195c340 |
274 | function get_location () { |
9374671f |
275 | |
c731b9f7 |
276 | global $PHP_SELF, $SERVER_NAME, $HTTP_HOST, $SERVER_PORT, |
277 | $HTTP_SERVER_VARS; |
841291c2 |
278 | |
23d6bd09 |
279 | /* Get the path. */ |
1195c340 |
280 | $path = substr($PHP_SELF, 0, strrpos($PHP_SELF, '/')); |
9374671f |
281 | |
23d6bd09 |
282 | /* Check if this is a HTTPS or regular HTTP request. */ |
8a549df2 |
283 | $proto = 'http://'; |
23d6bd09 |
284 | |
285 | /* |
286 | * If you have 'SSLOptions +StdEnvVars' in your apache config |
287 | * OR if you have HTTPS in your HTTP_SERVER_VARS |
288 | * OR if you are on port 443 |
289 | */ |
c731b9f7 |
290 | $getEnvVar = getenv('HTTPS'); |
291 | if ((isset($getEnvVar) && !strcasecmp($getEnvVar, 'on')) || |
292 | (isset($HTTP_SERVER_VARS['HTTPS'])) || |
293 | (isset($HTTP_SERVER_VARS['SERVER_PORT']) && |
294 | $HTTP_SERVER_VARS['SERVER_PORT'] == 443)) { |
8a549df2 |
295 | $proto = 'https://'; |
1195c340 |
296 | } |
9374671f |
297 | |
1195c340 |
298 | // Get the hostname from the Host header or server config. |
8a549df2 |
299 | $host = ''; |
23d6bd09 |
300 | if (isset($HTTP_HOST) && !empty($HTTP_HOST)) { |
b768a8eb |
301 | $host = $HTTP_HOST; |
23d6bd09 |
302 | } else if (isset($SERVER_NAME) && !empty($SERVER_NAME)) { |
b768a8eb |
303 | $host = $SERVER_NAME; |
304 | } |
9374671f |
305 | |
b768a8eb |
306 | $port = ''; |
23d6bd09 |
307 | if (! strstr($host, ':')) { |
b768a8eb |
308 | if (isset($SERVER_PORT)) { |
8a549df2 |
309 | if (($SERVER_PORT != 80 && $proto == 'http://') |
310 | || ($SERVER_PORT != 443 && $proto == 'https://')) { |
b768a8eb |
311 | $port = sprintf(':%d', $SERVER_PORT); |
312 | } |
313 | } |
314 | } |
9374671f |
315 | |
23d6bd09 |
316 | /* Fallback is to omit the server name and use a relative */ |
317 | /* URI, although this is not RFC 2616 compliant. */ |
318 | return ($host ? $proto . $host . $port . $path : $path); |
9374671f |
319 | } |
7aaa81fc |
320 | |
52eefafc |
321 | |
23d6bd09 |
322 | /** |
323 | * These functions are used to encrypt the passowrd before it is |
324 | * stored in a cookie. |
325 | */ |
59edd854 |
326 | function OneTimePadEncrypt ($string, $epad) { |
23d6bd09 |
327 | $pad = base64_decode($epad); |
328 | $encrypted = ''; |
329 | for ($i = 0; $i < strlen ($string); $i++) { |
330 | $encrypted .= chr (ord($string[$i]) ^ ord($pad[$i])); |
331 | } |
52eefafc |
332 | |
23d6bd09 |
333 | return base64_encode($encrypted); |
52eefafc |
334 | } |
335 | |
59edd854 |
336 | function OneTimePadDecrypt ($string, $epad) { |
337 | $pad = base64_decode($epad); |
52eefafc |
338 | $encrypted = base64_decode ($string); |
8a549df2 |
339 | $decrypted = ''; |
52eefafc |
340 | for ($i = 0; $i < strlen ($encrypted); $i++) { |
65f5b1c4 |
341 | $decrypted .= chr (ord($encrypted[$i]) ^ ord($pad[$i])); |
52eefafc |
342 | } |
343 | |
344 | return $decrypted; |
345 | } |
346 | |
580e1793 |
347 | |
23d6bd09 |
348 | /** |
349 | * Randomize the mt_rand() function. Toss this in strings or integers |
350 | * and it will seed the generator appropriately. With strings, it is |
351 | * better to get them long. Use md5() to lengthen smaller strings. |
352 | */ |
353 | function sq_mt_seed($Val) { |
dcaf2a49 |
354 | // if mt_getrandmax() does not return a 2^n - 1 number, |
355 | // this might not work well. This uses $Max as a bitmask. |
356 | $Max = mt_getrandmax(); |
9374671f |
357 | |
23d6bd09 |
358 | if (! is_int($Val)) { |
359 | if (function_exists('crc32')) { |
dcaf2a49 |
360 | $Val = crc32($Val); |
23d6bd09 |
361 | } else { |
dcaf2a49 |
362 | $Str = $Val; |
363 | $Pos = 0; |
364 | $Val = 0; |
365 | $Mask = $Max / 2; |
366 | $HighBit = $Max ^ $Mask; |
23d6bd09 |
367 | while ($Pos < strlen($Str)) { |
368 | if ($Val & $HighBit) { |
dcaf2a49 |
369 | $Val = (($Val & $Mask) << 1) + 1; |
23d6bd09 |
370 | } else { |
dcaf2a49 |
371 | $Val = ($Val & $Mask) << 1; |
372 | } |
373 | $Val ^= $Str[$Pos]; |
374 | $Pos ++; |
375 | } |
376 | } |
377 | } |
580e1793 |
378 | |
23d6bd09 |
379 | if ($Val < 0) { |
380 | $Val *= -1; |
381 | } |
382 | |
383 | if ($Val = 0) { |
384 | return; |
385 | } |
dcaf2a49 |
386 | |
387 | mt_srand(($Val ^ mt_rand(0, $Max)) & $Max); |
388 | } |
9374671f |
389 | |
390 | |
23d6bd09 |
391 | /** |
392 | * This function initializes the random number generator fairly well. |
393 | * It also only initializes it once, so you don't accidentally get |
394 | * the same 'random' numbers twice in one session. |
395 | */ |
396 | function sq_mt_randomize() { |
dcaf2a49 |
397 | global $REMOTE_PORT, $REMOTE_ADDR, $UNIQUE_ID; |
398 | static $randomized; |
9374671f |
399 | |
23d6bd09 |
400 | if ($randomized) { |
401 | return; |
402 | } |
9374671f |
403 | |
23d6bd09 |
404 | /* Global. */ |
dcaf2a49 |
405 | sq_mt_seed((int)((double) microtime() * 1000000)); |
406 | sq_mt_seed(md5($REMOTE_PORT . $REMOTE_ADDR . getmypid())); |
9374671f |
407 | |
23d6bd09 |
408 | /* getrusage */ |
8a549df2 |
409 | if (function_exists('getrusage')) { |
821a8e9c |
410 | // Avoid warnings with Win32 |
411 | $dat = @getrusage(); |
23d6bd09 |
412 | if (isset($dat) && is_array($dat)) { |
821a8e9c |
413 | $Str = ''; |
414 | foreach ($dat as $k => $v) |
415 | { |
416 | $Str .= $k . $v; |
417 | } |
418 | sq_mt_seed(md5($Str)); |
419 | } |
dcaf2a49 |
420 | } |
9374671f |
421 | |
dcaf2a49 |
422 | // Apache-specific |
423 | sq_mt_seed(md5($UNIQUE_ID)); |
9374671f |
424 | |
dcaf2a49 |
425 | $randomized = 1; |
426 | } |
9374671f |
427 | |
dcaf2a49 |
428 | function OneTimePadCreate ($length=100) { |
429 | sq_mt_randomize(); |
245a6892 |
430 | |
8a549df2 |
431 | $pad = ''; |
52eefafc |
432 | for ($i = 0; $i < $length; $i++) { |
65f5b1c4 |
433 | $pad .= chr(mt_rand(0,255)); |
52eefafc |
434 | } |
435 | |
59edd854 |
436 | return base64_encode($pad); |
52eefafc |
437 | } |
438 | |
23d6bd09 |
439 | /** |
440 | * Check if we have a required PHP-version. Return TRUE if we do, |
441 | * or FALSE if we don't. |
442 | * |
443 | * To check for 4.0.1, use sqCheckPHPVersion(4,0,1) |
444 | * To check for 4.0b3, use sqCheckPHPVersion(4,0,-3) |
445 | * |
446 | * Does not handle betas like 4.0.1b1 or development versions |
447 | */ |
f79af863 |
448 | function sqCheckPHPVersion($major, $minor, $release) { |
449 | |
450 | $ver = phpversion(); |
5be8bbd8 |
451 | eregi('^([0-9]+)\\.([0-9]+)(.*)', $ver, $regs); |
f79af863 |
452 | |
23d6bd09 |
453 | /* Parse the version string. */ |
f79af863 |
454 | $vmajor = strval($regs[1]); |
455 | $vminor = strval($regs[2]); |
456 | $vrel = $regs[3]; |
23d6bd09 |
457 | if($vrel[0] == ".") { |
65f5b1c4 |
458 | $vrel = strval(substr($vrel, 1)); |
23d6bd09 |
459 | } |
460 | if($vrel[0] == 'b' || $vrel[0] == 'B') { |
65f5b1c4 |
461 | $vrel = - strval(substr($vrel, 1)); |
23d6bd09 |
462 | } |
463 | if($vrel[0] == 'r' || $vrel[0] == 'R') { |
65f5b1c4 |
464 | $vrel = - strval(substr($vrel, 2))/10; |
23d6bd09 |
465 | } |
9374671f |
466 | |
23d6bd09 |
467 | /* Compare major version. */ |
468 | if ($vmajor < $major) { return false; } |
469 | if ($vmajor > $major) { return true; } |
b5afdff0 |
470 | |
23d6bd09 |
471 | /* Major is the same. Compare minor. */ |
472 | if ($vminor < $minor) { return false; } |
473 | if ($vminor > $minor) { return true; } |
9374671f |
474 | |
23d6bd09 |
475 | /* Major and minor is the same as the required one. Compare release */ |
476 | if ($vrel >= 0 && $release >= 0) { // Neither are beta |
65f5b1c4 |
477 | if($vrel < $release) return false; |
23d6bd09 |
478 | } else if($vrel >= 0 && $release < 0) { // This is not beta, required is beta |
65f5b1c4 |
479 | return true; |
23d6bd09 |
480 | } else if($vrel < 0 && $release >= 0){ // This is beta, require not beta |
65f5b1c4 |
481 | return false; |
23d6bd09 |
482 | } else { // Both are beta |
65f5b1c4 |
483 | if($vrel > $release) return false; |
f79af863 |
484 | } |
9374671f |
485 | |
f79af863 |
486 | return true; |
487 | } |
9374671f |
488 | |
23d6bd09 |
489 | /** |
490 | * Returns a string showing the size of the message/attachment. |
491 | */ |
492 | function show_readable_size($bytes) { |
6e7468f6 |
493 | $bytes /= 1024; |
494 | $type = 'k'; |
9374671f |
495 | |
23d6bd09 |
496 | if ($bytes / 1024 > 1) { |
6e7468f6 |
497 | $bytes /= 1024; |
498 | $type = 'm'; |
499 | } |
9374671f |
500 | |
23d6bd09 |
501 | if ($bytes < 10) { |
6e7468f6 |
502 | $bytes *= 10; |
8a549df2 |
503 | settype($bytes, 'integer'); |
6e7468f6 |
504 | $bytes /= 10; |
23d6bd09 |
505 | } else { |
8a549df2 |
506 | settype($bytes, 'integer'); |
23d6bd09 |
507 | } |
9374671f |
508 | |
6e7468f6 |
509 | return $bytes . '<small> ' . $type . '</small>'; |
510 | } |
f79af863 |
511 | |
23d6bd09 |
512 | /** |
513 | * Generates a random string from the caracter set you pass in |
1899535f |
514 | * |
515 | * Flags: |
516 | * 1 = add lowercase a-z to $chars |
517 | * 2 = add uppercase A-Z to $chars |
518 | * 4 = add numbers 0-9 to $chars |
519 | */ |
9374671f |
520 | |
23d6bd09 |
521 | function GenerateRandomString($size, $chars, $flags = 0) { |
522 | if ($flags & 0x1) { |
1899535f |
523 | $chars .= 'abcdefghijklmnopqrstuvwxyz'; |
23d6bd09 |
524 | } |
525 | if ($flags & 0x2) { |
1899535f |
526 | $chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'; |
23d6bd09 |
527 | } |
528 | if ($flags & 0x4) { |
1899535f |
529 | $chars .= '0123456789'; |
23d6bd09 |
530 | } |
9374671f |
531 | |
23d6bd09 |
532 | if (($size < 1) || (strlen($chars) < 1)) { |
8a549df2 |
533 | return ''; |
23d6bd09 |
534 | } |
9374671f |
535 | |
1899535f |
536 | sq_mt_randomize(); // Initialize the random number generator |
9374671f |
537 | |
65f5b1c4 |
538 | $String = ""; |
1899535f |
539 | while (strlen($String) < $size) { |
540 | $String .= $chars[mt_rand(0, strlen($chars))]; |
541 | } |
9374671f |
542 | |
1899535f |
543 | return $String; |
544 | } |
9374671f |
545 | |
23d6bd09 |
546 | function quoteIMAP($str) { |
704db5b2 |
547 | return ereg_replace('(["\\])', '\\\\1', $str); |
548 | } |
1899535f |
549 | |
23d6bd09 |
550 | /** |
551 | * Trims every element in the array |
552 | */ |
553 | function TrimArray(&$array) { |
554 | foreach ($array as $k => $v) { |
555 | global $$k; |
556 | if (is_array($$k)) { |
557 | foreach ($$k as $k2 => $v2) { |
558 | $$k[$k2] = substr($v2, 1); |
559 | } |
560 | } else { |
561 | $$k = substr($v, 1); |
562 | } |
563 | |
564 | /* Re-assign back to array. */ |
565 | $array[$k] = $$k; |
566 | } |
567 | } |
568 | |
569 | /** |
570 | * Removes slashes from every element in the array |
571 | */ |
572 | function RemoveSlashes(&$array) { |
573 | foreach ($array as $k => $v) { |
574 | global $$k; |
575 | if (is_array($$k)) { |
576 | foreach ($$k as $k2 => $v2) { |
577 | $newArray[stripslashes($k2)] = stripslashes($v2); |
578 | } |
579 | $$k = $newArray; |
580 | } else { |
581 | $$k = stripslashes($v); |
582 | } |
583 | |
584 | /* Re-assign back to the array. */ |
585 | $array[$k] = $$k; |
586 | } |
587 | } |
588 | |
589 | ?> |