userEdit.php

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<?php
  /*
   This file is part of DocBookWiki.  DocBookWiki is a web application
   that displays and edits DocBook documents.

   Copyright (C) 2004, 2005, 2006, 2007
   Dashamir Hoxha, dashohoxha@users.sourceforge.net

   DocBookWiki 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.

   DocBookWiki 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  DocBookWiki;  if  not,  write  to  the  Free  Software
   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
   USA
  */

include_once SCRIPTS.'user_data.php';
include_once FORM_PATH.'formWebObj.php';

class userEdit extends formWebObj
{
  var $user_data =  array( 
                          'username' => '',
                          'password' => '',
                          'name'     => '',
                          'email'    => '',
                          'books'    => ''
                          );

  function init()
  {
    $this->addSVar('mode', 'add');    // add | edit
  }

  function on_add($event_args)
  {
    //they are merged with $this->user_data in order
    //to be sure about the order of the fields
    $user_data = array_merge($this->user_data, $event_args);

    $books = $user_data['books'];
    $user_data['books'] = preg_replace('#\s+#', ',', $books);

    //check that such a username does not exist
    $username = $event_args['username'];
    $arr = get_user_data($username);
    if ($arr['username'] != '')
      {
        WebApp::message($arr['username']);
        $msg = T_("The username 'v_username' is already used for \n\
somebody else.  Please choose another username.");
        $msg = str_replace('v_username', $username, $msg);
        WebApp::message($msg);
        $user_data['username'] = '';
        $this->user_data = $user_data;
        return;
      }

    //if the password is given, set the password of the new user
    $password = $user_data['password'];
    $password = trim($password);
    if ($password!='')
      {
        //encrypt the given password
        srand(time());
        $user_data['password'] = crypt($password, rand());
      }

    //add the user
    save_user_data($user_data);

    //set the new user as current user and change the mode to edit
    WebApp::setSVar('userList->currentUser', $username);
    $this->setSVar('mode', 'edit');
  }

  function on_delete($event_args)
  {
    $username = WebApp::getSVar('userList->currentUser');
    shell(SCRIPTS."users/del_user.sh $username");

    //the currentUser is deleted,
    //set current the first user in the list
    $userList = WebApp::getObject('userList');
    $userList->selectFirst();

    //acknowledgment message
    $msg = T_("User v_username deleted.");
    $msg = str_replace('v_username', $username, $msg);
    WebApp::message($msg);
  }

  function on_save($event_args)
  {
    //get old user data
    $username = WebApp::getSVar('userList->currentUser');
    $old_user_data = get_user_data($username);

    //they are merged with $this->user_data in order
    //to be sure about the order of the fields
    $event_args['username'] = $username;
    $new_user_data = array_merge($this->user_data, $event_args);

    //if the password is not given, keep the old password
    $new_password = $new_user_data['password'];
    $new_password = trim($new_password);
    if ($new_password=='')
      {
        //set the old password
        $new_user_data['password'] = $old_user_data['password'];
      }
    else
      {
        //encrypt the given password
        srand(time());
        $new_user_data['password'] = crypt($new_password, rand());
      }

    $books = $new_user_data['books'];
    $new_user_data['books'] = preg_replace('#\s+#', ',', $books);

    save_user_data($new_user_data);
  }

  function onParse()
  {
    //get the current user from the list of users
    $user = WebApp::getSVar('userList->currentUser');

    if ($user==UNDEFINED)
      {
        $this->setSVar('mode', 'add');
      }
    else
      {
        $this->setSVar('mode', 'edit');
      }

    WebApp::setSVar('edit_rights->user', $user);
  }

  function onRender()
  {
    $mode = $this->getSVar('mode');
    if ($mode=='add')
      {
        $user_data = $this->user_data; 
      }
    else
      {
        $username = WebApp::getSVar('userList->currentUser');
        $user_data = get_user_data($username);
      }
    $user_data['books'] = str_replace(',', "\n", $user_data['books'])."\n";
    WebApp::addVars($user_data);      
  }
}
?>

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