<?
 
 
/**
 
* Class for handling htaccess of Apache
 
* @author    Sven Wagener <[email protected]>
 
* @copyright Intertribe - Internetservices Germany
 
* @include      Funktion:_include_
 
*/
 
 
class htaccess{
 
    var $fHtaccess=""; // path and filename for htaccess file
 
    var $fHtgroup="";  // path and filename for htgroup file
 
    var $fPasswd="";   // path and filename for passwd file
 
    
 
    var $authType="Basic"; // Default authentification type
 
    var $authName="Internal area"; // Default authentification name
 
 
    /**
 
    * Initialising class htaccess
 
    */
 
    function htaccess(){
 
    }
 
 
    /**
 
    * Sets the filename and path of .htaccess to work with
 
    * @param string    $filename    the name of htaccess file
 
    */
 
    function setFHtaccess($filename){
 
        $this->fHtaccess=$filename;
 
    }
 
    
 
    /**
 
    * Sets the filename and path of the htgroup file for the htaccess file
 
    * @param string    $filename    the name of htgroup file
 
    */
 
    function setFHtgroup($filename){
 
        $this->fHtgroup=$filename;
 
    }
 
    
 
    /**
 
    * Sets the filename and path of the password file for the htaccess file
 
    * @param string    $filename    the name of htgroup file
 
    */
 
    function setFPasswd($filename){
 
        $this->fPasswd=$filename;
 
    }
 
 
    /**
 
    * Adds a user to the password file
 
    * @param string $username     Username
 
    * @param string $password     Password for Username
 
    * @param string $group        Groupname for User (optional)
 
    * @return boolean $created         Returns true if user have been created otherwise false
 
    */
 
    function addUser($username,$password,$group=""){
 
        // checking if user already exists
 
        $file=@fopen($this->fPasswd,"r");
 
        $isAlready=false;
 
        while($line=@fgets($file,200)){
 
            $lineArr=explode(":",$line);
 
            if($username==$lineArr[0]){
 
                $isAlready=true;
 
             }
 
        }
 
        
 
        if($isAlready==false){
 
            $file=fopen($this->fPasswd,"a");
 
            
 
            if(strtolower(substr($_ENV["OS"],0,7))!="windows"){
 
                $password=crypt($password);
 
            }
 
            
 
            $newLine=$username.":".$password."\n";
 
 
            fputs($file,$newLine);
 
            fclose($file);
 
            return true;
 
        }else{
 
            return false;
 
        }
 
    }
 
 
    /**
 
    * Adds a group to the htgroup file
 
    * @param string $groupname     Groupname
 
    */
 
    function addGroup($groupname){
 
        $file=fopen($this->fHtgroup,"a");
 
        fclose($file);
 
    }
 
 
    /**
 
    * Deletes a user in the password file
 
    * @param string $username     Username to delete
 
    * @return boolean $deleted    Returns true if user have been deleted otherwise false
 
    */
 
    function delUser($username){
 
        // Reading names from file
 
        $file=fopen($path.$this->fPasswd,"r");
 
        $i=0;
 
        while($line=fgets($file,200)){
 
            $lineArr=explode(":",$line);
 
            if($username!=$lineArr[0]){
 
                $newUserlist[$i][0]=$lineArr[0];
 
                $newUserlist[$i][1]=$lineArr[1];
 
                $i++;
 
            }else{
 
                $deleted=true;
 
            }
 
        }
 
        fclose($file);
 
 
        // Writing names back to file (without the user to delete)
 
        $file=fopen($path.$this->fPasswd,"w");
 
        for($i=0;$i<count($newUserlist);$i++){
 
            fputs($file,$newUserlist[$i][0].":".$newUserlist[$i][0]."\n");
 
        }
 
        fclose($file);
 
        
 
        if($deleted==true){
 
            return true;
 
        }else{
 
            return false;
 
        }
 
    }
 
    
 
    /**
 
    * Returns an array of all users in a password file
 
    * @return array $users All usernames of a password file in an array
 
    */
 
    function getUsers() {
 
    $file=fopen($this->fPasswd,"r");
 
    for($i=0;$line=fgets($file,200);$i++) {
 
        $lineArr=explode(":",$line);
 
        if($lineArr[0]!="") {
 
        $userlist[$i][0]=$lineArr[0];
 
        }
 
    }
 
    fclose($file);
 
 
    // sort users
 
    array_multisort($userlist);
 
        
 
    return $userlist;
 
    }
 
    
 
    /**
 
    * Sets a password to the given username
 
    * @param string $username     The name of the User for changing password
 
    * @param string $password     New Password for the User
 
    * @return boolean $isSet      Returns true if password have been set
 
    */    
 
    function setPasswd($username,$new_password){
 
        // Reading names from file
 
        $newUserlist="";
 
        
 
        $file=fopen($this->fPasswd,"r");
 
        $x=0;
 
        for($i=0;$line=fgets($file,200);$i++){
 
            $lineArr=explode(":",$line);
 
            if($username!=$lineArr[0] && $lineArr[0]!="" && $lineArr[1]!=""){
 
                $newUserlist[$i][0]=$lineArr[0];
 
                $newUserlist[$i][1]=$lineArr[1];
 
                $x++;
 
            }else if($lineArr[0]!="" && $lineArr[1]!=""){
 
                $newUserlist[$i][0]=$lineArr[0];
 
                $newUserlist[$i][1]=crypt($new_password)."\n";
 
                $isSet=true;
 
                $x++;
 
            }
 
        }
 
        fclose($file);
 
 
        unlink($this->fPasswd);
 
 
        /// Writing names back to file (with new password)
 
        $file=fopen($this->fPasswd,"w");
 
        for($i=0;$i<count($newUserlist);$i++){
 
            $content=$newUserlist[$i][0].":".$newUserlist[$i][1];
 
            fputs($file,$content);
 
        }
 
        fclose($file);
 
 
        if($isSet==true){
 
            return true;
 
        }else{
 
            return false;
 
        }
 
    }
 
 
    /**
 
    * Sets the Authentification type for Login
 
    * @param string $authtype     Authentification type as string
 
    */
 
    function setAuthType($authtype){
 
        $this->authType=$authtype;
 
    }
 
 
    /**
 
    * Sets the Authentification Name (Name of the login area)
 
    * @param string $authname     Name of the login area
 
      */
 
    function setAuthName($authname){
 
        $this->authName=$authname;
 
    }
 
 
    /**
 
    * Writes the htaccess file to the given Directory and protects it
 
    * @see setFhtaccess()
 
      */
 
    function addLogin(){
 
       $file=fopen($this->fHtaccess,"w+");
 
       fputs($file,"Order allow,deny\n");
 
       fputs($file,"Allow from all\n");
 
       fputs($file,"AuthType        ".$this->authType."\n");
 
       fputs($file,"AuthUserFile    ".$this->fPasswd."\n\n");
 
       fputs($file,"AuthName        \"".$this->authName."\"\n");
 
       fputs($file,"require valid-user\n");
 
       fclose($file);
 
    }
 
 
    /**
 
    * Deletes the protection of the given directory
 
    * @see setFhtaccess()
 
    */
 
    function delLogin(){
 
        unlink($this->fHtaccess);
 
    }
 
}
 
?>
 
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