class CleanURL {

 var $basename;
 var $parts;
 var $slashes;

 function parseURL() {
 /* grab URL query string and script name */
 $uri = $_SERVER['REQUEST_URI'];
 $script = $_SERVER['SCRIPT_NAME'];
 /* get extension */
 $ext = end( explode(".",$script) );

 /* if extension is found in URL, eliminate it */
 if(strstr($uri,".")) {
 $arr_uri = explode('.', $uri);
 /* get last part */
 $last = end($arr_uri);

 if($last == $ext){
 array_pop($arr_uri);
 $uri = implode('.', $arr_uri);
 }
 }

 /* pick the name without extension */
 $basename = basename ($script, '.'.$ext);
 /* slicing query string */
 $temp  = explode('/',$uri);
 $key   = array_search($basename,$temp);
 $parts = array_slice ($temp, $key+1);
 $this->basename = $basename;
 $this->parts = $parts;

 }

 function setRelative($relativevar) {
 /* count the number of slash
 to define relative path */
 $numslash = count($this->parts);
 $slashes="";
 for($i=0;$i<$numslash;$i++){
 $slashes .= "../";
 }
 $this->slashes = $slashes;
 /* make relative path variable available for webpage */
 eval("\$GLOBALS['$relativevar'] = '$slashes';");

 }

 function getParts() {
 /* return array of sliced query string */
 return $this->parts;
 }

 function setParts() {
 /* pair off query string variable and query string value */
 $numargs = func_num_args();
 $arg_list = func_get_args();
 $urlparts = $this->getParts();
 for ($i = 0; $i < $numargs; $i++) {
 /* make them available for webpage */
 eval ("\$GLOBALS['".$arg_list[$i] ."']= '$urlparts[$i]';");
 }

 }

 function makeClean($stringurl) {
 /* convert normal URL query string to clean URL */
 $url=parse_url($stringurl);
 
 $url = str_replace(' ','-',$url);
 
 $strurl = basename($url['path'],".php");
 $qstring = parse_str($url['query'],$vars);
 while(list($k,$v) = each($vars)) $strurl .= "/".$v;
 return $strurl;

 }
}

?>