<?php

/*
    SVN Access Manager - a subversion access rights management tool
    Copyright (C) 2008 Thomas Krieger <hide@address.com>

    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2 of the License, or
    (at your option) any later version.

    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with this program; if not, write to the Free Software
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/


if ( file_exists ( realpath ( "./config/config.inc.php" ) ) ) {
	require( "./config/config.inc.php" );
} elseif( file_exists ( realpath ( "../config/config.inc.php" ) ) ) {
	require( "../config/config.inc.php" );
} elseif( file_exists( "/etc/svn-access-manager/config.inc.php" ) ) {
	require( "/etc/svn-access-manager/config.inc.php" );
} else {
	die( "can't load config.inc.php. Check your installation!\n'" );
}

$installBase					= isset( $CONF['install_base'] ) ? $CONF['install_base'] : "";

require ("$installBase/include/variables.inc.php");
#require ("./config/config.inc.php");
require ("$installBase/include/functions.inc.php");
require ("$installBase/include/output.inc.php");
require ("$installBase/include/db-functions-adodb.inc.php");

initialize_i18n();

$dbh 									= db_connect ();
$SESSID_USERNAME 						= check_session ();
$_SESSION['svn_sessid']['helptopic']	= "password";
$schema									= db_determine_schema();

if ($_SERVER['REQUEST_METHOD'] == "GET") {

	$header				= "password";
	$subheader			= "password";
	$menu				= "password";
	$template			= "password.tpl";
	
   	include ("$installBase/templates/framework.tpl");

}

if ($_SERVER['REQUEST_METHOD'] == "POST") {
   
   $error			  		= 0;
   $fUser             		= $SESSID_USERNAME;
   $fPassword_current 		= db_escape_string ($_POST['fPassword_current']);
   $fPassword         		= db_escape_string ($_POST['fPassword']);
   $fPassword2        		= db_escape_string ($_POST['fPassword2']);
     
   $result = db_query ("SELECT * FROM svnusers WHERE userid = '$fUser'", $dbh);
   
   if ($result['rows'] == 1) {
      
      $row 				= db_assoc ($result['result']);
      $checked_password = addslashes( pacrypt ($fPassword_current, $row['password']) );
      $result 			= db_query ("SELECT * " .
      								"  FROM ".$schema."svnusers " .
      								" WHERE userid = '$fUser' " .
      								"   AND password = '$checked_password'", $dbh);
      
      if ($result['rows'] != 1) {
         
         $error 							= 1;
         $pPassword_password_current_text 	= _( "Current password not entered!" );
         
      } else {
      	
      	$row								= db_assoc( $result['result'] );
      	$isAdmin							= $row['admin'];
      	
      }
      
   } else {
      
      $error				 	= 1;
      $pPassword_email_text 	= _( "User doesn't exist!" );
       
   }

   if (empty ($fPassword) or ($fPassword != $fPassword2)) {
      
      $error 					= 1;
      $pPassword_password_text 	= _( "New passwords do not match!" );
      
   } elseif( $fPassword == $fPassword_current ) {
   	
      $error					= 1;
   	  $pPassword_password_text	= _("New password can not be the same as the current password!");
   	  
   }
   
   if( $error == 0 ) {
   	
   		if( checkPasswordPolicy( $fPassword, $isAdmin ) == 0 ) {
   			      
         	$tMessage 			= _("Password not strong enough!" );
         	$error				= 1;
         	
      	}
   }
   
   if ($error != 1) {
   	
      db_ta ("BEGIN", $dbh);
      
      $password 		= db_escape_string( pacrypt ($fPassword), $dbh );
      $moddate  		= getDateJhjjmmtt();
      $dbnow			= db_now();
      $result   		= db_query ("UPDATE ".$schema."svnusers " .
      								"   SET password = '$password', " .
      								"       password_modified = '$dbnow' " .
      								" WHERE userid = '$fUser'", $dbh);
      
      if ($result['rows'] == 1)       {
         
         db_log( $_SESSION['svn_sessid']['username'], "password changed", $dbh );
         
         $tMessage 										= _( "Password changed successfully" );
         
	 	 db_ta("COMMIT", $dbh);
	 	 
	 	 $_SESSION['svn_sessid']['password_expired']	= 0;
	 	 
      } else {
         
         $tMessage 			= _( "Password change failed due to database error!" );
	 	 db_ta("ROLLBACK", $dbh);
	 	 
      }
   }
   
   	$header		= "password";
	$subheader	= "password";
	$menu		= "password";
	$template	= "password.tpl";
	
   	include ("$installBase/templates/framework.tpl");
   
}

db_disconnect ($dbh);
?>