+ return base64_encode($pad);
+ }
+
+ // Check if we have a required PHP-version. Return TRUE if we do,
+ // or FALSE if we don't.
+ // To check for 4.0.1, use sqCheckPHPVersion(4,0,1)
+ // To check for 4.0b3, use sqCheckPHPVersion(4,0,-3)
+ // Does not handle betas like 4.0.1b1 or development versions
+ function sqCheckPHPVersion($major, $minor, $release) {
+
+ $ver = phpversion();
+ eregi("^([0-9]+)\.([0-9]+)(.*)", $ver, $regs);
+
+ // Parse the version string
+ $vmajor = strval($regs[1]);
+ $vminor = strval($regs[2]);
+ $vrel = $regs[3];
+ if($vrel[0] == ".")
+ $vrel = strval(substr($vrel, 1));
+ if($vrel[0] == "b" || $vrel[0] == "B")
+ $vrel = - strval(substr($vrel, 1));
+ if($vrel[0] == "r" || $vrel[0] == "R")
+ $vrel = - strval(substr($vrel, 2))/10;
+
+ // Compare major version
+ if($vmajor < $major) return false;
+ if($vmajor > $major) return true;
+
+ // Major is the same. Compare minor
+ if($vminor < $minor) return false;
+ if($vminor > $minor) return true;
+
+ // Major and minor is the same as the required one.
+ // Compare release
+ if($vrel >= 0 && $release >= 0) { // Neither are beta
+ if($vrel < $release) return false;
+ } else if($vrel >= 0 && $release < 0){ // This is not beta, required is beta
+ return true;
+ } else if($vrel < 0 && $release >= 0){ // This is beta, require not beta
+ return false;
+ } else { // Both are beta
+ if($vrel > $release) return false;
+ }
+
+ return true;
+ }
+
+ /* Returns a string showing the size of the message/attachment */
+ function show_readable_size($bytes)
+ {
+ $bytes /= 1024;
+ $type = 'k';
+
+ if ($bytes / 1024 > 1)
+ {
+ $bytes /= 1024;
+ $type = 'm';
+ }
+
+ if ($bytes < 10)
+ {
+ $bytes *= 10;
+ settype($bytes, "integer");
+ $bytes /= 10;
+ }
+ else
+ settype($bytes, "integer");
+
+ return $bytes . '<small> ' . $type . '</small>';
+ }
+
+ /* Generates a random string from the caracter set you pass in
+ *
+ * Flags:
+ * 1 = add lowercase a-z to $chars
+ * 2 = add uppercase A-Z to $chars
+ * 4 = add numbers 0-9 to $chars
+ */
+
+ function GenerateRandomString($size, $chars, $flags = 0)
+ {
+ if ($flags & 0x1)
+ $chars .= 'abcdefghijklmnopqrstuvwxyz';
+ if ($flags & 0x2)
+ $chars .= 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
+ if ($flags & 0x4)
+ $chars .= '0123456789';
+
+ if ($size < 1 || strlen($chars) < 1)
+ return "";
+
+ sq_mt_randomize(); // Initialize the random number generator
+
+ while (strlen($String) < $size) {
+ $String .= $chars[mt_rand(0, strlen($chars))];
+ }
+
+ return $String;