94e7d0512d5f41ab94c8376565cbab4532334237
5 //*************************************************************************
6 // Count the number of occurances of $needle are in $haystack.
7 //*************************************************************************
8 function countCharInString($haystack, $needle) {
9 $len = strlen($haystack);
10 for ($i = 0; $i < $len; $i++
) {
11 if ($haystack[$i] == $needle)
17 //*************************************************************************
18 // Read from the back of $haystack until $needle is found, or the begining
19 // of the $haystack is reached.
20 //*************************************************************************
21 function readShortMailboxName($haystack, $needle) {
22 if (substr($haystack, -1) == $needle)
23 $haystack = substr($haystack, 0, strlen($haystack) - 1);
25 if (strrpos($haystack, $needle)) {
26 $pos = strrpos($haystack, $needle) +
1;
27 $data = substr($haystack, $pos, strlen($haystack));
34 // Searches for the next position in a string minus white space
35 function next_pos_minus_white ($haystack, $pos) {
36 while (substr($haystack, $pos, 1) == " " ||
37 substr($haystack, $pos, 1) == "\t" ||
38 substr($haystack, $pos, 1) == "\n" ||
39 substr($haystack, $pos, 1) == "\r") {
40 if ($pos >= strlen($haystack))
47 // Wraps text at $wrap characters
48 // Has a problem with special HTML characters, so call this before
49 // you do character translation.
50 // Specifically, ' comes up as 5 characters instead of 1.
51 function sqWordWrap(&$line, $wrap) {
52 preg_match("/^(\s|>)+/", $line, $regs);
53 $beginning_spaces = $regs[0];
55 $words = explode(" ", $line);
58 $line = $beginning_spaces;
59 if (count($words) > 1) {
60 while ($i < count($words)) {
61 // Force one word to be on a line (minimum)
62 $line .= $words[$i] . ' ';
63 $line_len = strlen($beginning_spaces) +
strlen($words[$i]) +
64 strlen($words[$i +
1]) +
2;
66 while ($line_len < $wrap && $i < count($words)) {
67 $line .= $words[$i] . ' ';
69 $line_len +
= strlen($words[$i]) +
1;
71 if ($i < count($words)) { // If there's more to do, worry about it
72 $line .= "\n$beginning_spaces";
80 /** Returns an array of email addresses **/
81 function parseAddrs($text) {
82 if (trim($text) == "") {
85 $text = str_replace(" ", "", $text);
86 $text = ereg_replace( '"[^"]*"', "", $text);
87 $text = str_replace(",", ";", $text);
88 $array = explode(";", $text);
89 for ($i = 0; $i < count ($array); $i++
) {
90 $array[$i] = eregi_replace ("^.*[<]", "", $array[$i]);
91 $array[$i] = eregi_replace ("[>].*$", "", $array[$i]);
96 /** Returns a line of comma separated email addresses from an array **/
97 function getLineOfAddrs($array) {
98 if (is_array($array)) {
99 $to_line = implode(", ", $array);
100 $to_line = trim(ereg_replace(",,+", ",", $to_line));
107 function translateText(&$body, $wrap_at, $charset) {
108 global $where, $what; // from searching
110 if (!isset($url_parser_php)) {
111 include "../functions/url_parser.php";
114 $body_ary = explode("\n", $body);
115 for ($i=0; $i < count($body_ary); $i++
) {
116 $line = $body_ary[$i];
117 if (strlen($line) - 2 >= $wrap_at) {
118 sqWordWrap($line, $wrap_at);
120 $line = charset_decode($charset, $line);
121 $line = str_replace("\t", ' ', $line);
123 $line = str_replace(' ', ' ', $line);
124 $line = nl2br($line);
132 if (strpos($line, ' ', $pos) === $pos)
136 else if (strpos($line, '>', $pos) === $pos)
148 $line = "<FONT COLOR=FF0000>$line</FONT>\n";
149 } else if ($Quotes) {
150 $line = "<FONT COLOR=800000>$line</FONT>\n";
155 $line = '<tt>' . $line . '</tt>';
158 $body_ary[$i] = $line . '<br>';
160 $body = implode("\n", $body_ary);
163 /* SquirrelMail version number -- DO NOT CHANGE */
164 $version = "0.6pre1 (cvs)";
167 function find_mailbox_name ($mailbox) {
168 $mailbox = trim($mailbox);
169 if (substr($mailbox, strlen($mailbox)-1, strlen($mailbox)) == "\"") {
170 $mailbox = substr($mailbox, 0, strlen($mailbox) - 1);
171 $pos = strrpos ($mailbox, "\"")+
1;
172 $box = substr($mailbox, $pos);
174 $box = substr($mailbox, strrpos($mailbox, " ")+
1, strlen($mailbox));
179 function replace_spaces ($string) {
180 return str_replace(" ", " ", $string);
183 function replace_escaped_spaces ($string) {
184 return str_replace(" ", " ", $string);
187 function get_location () {
188 # This determines the location to forward to relative
189 # to your server. If this doesnt work correctly for
190 # you (although it should), you can remove all this
191 # code except the last two lines, and change the header()
192 # function to look something like this, customized to
193 # the location of SquirrelMail on your server:
195 # http://www.myhost.com/squirrelmail/src/login.php
197 global $PHP_SELF, $SERVER_NAME, $HTTPS, $HTTP_HOST, $SERVER_PORT;
200 $path = substr($PHP_SELF, 0, strrpos($PHP_SELF, '/'));
202 // Check if this is a HTTPS or regular HTTP request
204 if(isset($HTTPS) && $HTTPS == 'on' ) {
209 if (isset($SERVER_PORT)) {
210 if ($SERVER_PORT != 80) {
211 $port = sprintf(':%d', $SERVER_PORT);
215 // Get the hostname from the Host header or server config.
216 // Fallback is to omit the server name and use a relative URI,
217 // although this is not RFC 2616 compliant.
218 if(isset($HTTP_HOST) && !empty($HTTP_HOST)) {
219 $location = $proto . $HTTP_HOST . $port . $path;
220 } else if(isset($SERVER_NAME) && !empty($SERVER_NAME)) {
221 $location = $proto . $SERVER_NAME . $port . $path;
228 function sqStripSlashes($string) {
229 if (get_magic_quotes_gpc()) {
230 $string = stripslashes($string);
236 // These functions are used to encrypt the passowrd before it is
237 // stored in a cookie.
238 function OneTimePadEncrypt ($string, $pad) {
239 for ($i = 0; $i < strlen ($string); $i++
) {
240 $encrypted .= chr (ord($string[$i]) ^
ord($pad[$i]));
243 return base64_encode($encrypted);
246 function OneTimePadDecrypt ($string, $pad) {
247 $encrypted = base64_decode ($string);
249 for ($i = 0; $i < strlen ($encrypted); $i++
) {
250 $decrypted .= chr (ord($encrypted[$i]) ^
ord($pad[$i]));
257 // Randomize the mt_rand() function. Toss this in strings or
258 // integers and it will seed the generator appropriately.
259 // With strings, it is better to get them long. Use md5() to
260 // lengthen smaller strings.
261 function sq_mt_seed($Val)
263 // if mt_getrandmax() does not return a 2^n - 1 number,
264 // this might not work well. This uses $Max as a bitmask.
265 $Max = mt_getrandmax();
269 if (function_exists("crc32"))
279 $HighBit = $Max ^
$Mask;
280 while ($Pos < strlen($Str))
284 $Val = (($Val & $Mask) << 1) +
1;
288 $Val = ($Val & $Mask) << 1;
301 mt_srand(($Val ^
mt_rand(0, $Max)) & $Max);
305 // This function initializes the random number generator fairly well.
306 // It also only initializes it once, so you don't accidentally get
307 // the same 'random' numbers twice in one session.
308 function sq_mt_randomize()
310 global $REMOTE_PORT, $REMOTE_ADDR, $UNIQUE_ID;
317 sq_mt_seed((int)((double) microtime() * 1000000));
318 sq_mt_seed(md5($REMOTE_PORT . $REMOTE_ADDR . getmypid()));
321 if (function_exists("getrusage")) {
323 sq_mt_seed(md5($dat["ru_nswap"] . $dat["ru_majflt"] .
324 $dat["ru_utime.tv_sec"] . $dat["ru_utime.tv_usec"]));
328 sq_mt_seed(md5($UNIQUE_ID));
333 function OneTimePadCreate ($length=100) {
336 for ($i = 0; $i < $length; $i++
) {
337 $pad .= chr(mt_rand(0,255));
343 // Check if we have a required PHP-version. Return TRUE if we do,
344 // or FALSE if we don't.
345 // To check for 4.0.1, use sqCheckPHPVersion(4,0,1)
346 // To check for 4.0b3, use sqCheckPHPVersion(4,0,-3)
347 // Does not handle betas like 4.0.1b1 or development versions
348 function sqCheckPHPVersion($major, $minor, $release) {
351 eregi("^([0-9]+)\.([0-9]+)(.*)", $ver, $regs);
353 // Parse the version string
354 $vmajor = strval($regs[1]);
355 $vminor = strval($regs[2]);
358 $vrel = strval(substr($vrel, 1));
359 if($vrel[0] == "b" ||
$vrel[0] == "B")
360 $vrel = - strval(substr($vrel, 1));
361 if($vrel[0] == "r" ||
$vrel[0] == "R")
362 $vrel = - strval(substr($vrel, 2))/10;
364 // Compare major version
365 if($vmajor < $major) return false;
366 if($vmajor > $major) return true;
368 // Major is the same. Compare minor
369 if($vminor < $minor) return false;
370 if($vminor > $minor) return true;
372 // Major and minor is the same as the required one.
374 if($vrel >= 0 && $release >= 0) { // Neither are beta
375 if($vrel < $release) return false;
376 } else if($vrel >= 0 && $release < 0){ // This is not beta, required is beta
378 } else if($vrel < 0 && $release >= 0){ // This is beta, require not beta
380 } else { // Both are beta
381 if($vrel > $release) return false;