<?php
// $Revision: 1.1.2.5 $
// ------------------------------------------------------------------------- //
//  XooNIps - Neuroinformatics Base Platform System                          //
//  Copyright (C) 2005-2008 RIKEN, Japan All rights reserved.                //
//  http://xoonips.sourceforge.jp/                                           //
// ------------------------------------------------------------------------- //
//  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.                                      //
//                                                                           //
//  You may not change or alter any portion of this comment or credits       //
//  of supporting developers from this source code or any supporting         //
//  source code which is considered copyrighted (c) material of the          //
//  original comment or credit authors.                                      //
//                                                                           //
//  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 ( ! defined( 'XOOPS_ROOT_PATH' ) ) {
  exit();
}

// check token ticket
require_once '../class/base/gtickets.php';
$ticket_area = 'xoonips_admin_system_xoops_item_rescue';
if ( ! $xoopsGTicket->check( true, $ticket_area, false ) ) {
  redirect_header( $xoonips_admin['mypage_url'], 3, $xoopsGTicket->getErrors() );
  exit();
}

// get form request
$formdata =& xoonips_getutility( 'formdata' );
$uid = $formdata->getValue( 'post', 'uid', 'i', true );
$to_uid = $formdata->getValue( 'post', 'tuid', 'i', true );
$to_xid = $formdata->getValue( 'post', 'txid', 'i', true );

// is uid really zombie user ?
$xusers_handler =& xoonips_getormhandler( 'xoonips', 'users' );
$users_handler =& xoonips_getormhandler( 'xoonips', 'xoops_users' );
$xusers_obj =& $xusers_handler->get( $uid );
$users_obj =& $users_handler->get( $uid );
if ( ! is_object( $xusers_obj ) || is_object( $users_obj ) ) {
  die( 'illegal request' );
}

// is to_uid really activated and certified user ?
$to_xusers_obj =& $xusers_handler->get( $to_uid );
$to_users_obj =& $users_handler->get( $to_uid );
if ( ! is_object( $to_xusers_obj ) || ! is_object( $to_users_obj ) ) {
  die( 'illegal request' );
}
if ( $to_xusers_obj->get( 'activate' ) != 1 || $to_users_obj->get( 'level' ) == 0 ) {
  die( 'illegal request' );
}

// is to uid really owner of to xid ?
$index_handler =& xoonips_getormhandler( 'xoonips', 'index' );
$to_index_obj =& $index_handler->get( $to_xid );
if ( ! is_object( $to_index_obj ) ) {
  die( 'illegal request' );
}
if ( $to_index_obj->get( 'uid' ) != $to_uid || $to_index_obj->get( 'open_level' ) != OL_PRIVATE ) {
  die( 'illegal request' );
}

// get rescue and delete item ids
$index_item_link_handler =& xoonips_getormhandler( 'xoonips', 'index_item_link' );
$item_ids = $index_item_link_handler->getNonPrivateItemIds( $uid );
// merge group and public item ids
$item_ids = array_unique( $item_ids );
if ( count( $item_ids ) == 0 ) {
  die( 'illegal request' );
}

// handover of items
$item_basic_handler =& xoonips_getormhandler( 'xoonips', 'item_basic' );
$admin_xgroup_handler =& xoonips_gethandler( 'xoonips', 'admin_group' );
$event_handler =& xoonips_getormhandler( 'xoonips', 'event_log' );
foreach ( $item_ids as $item_id ) {
  $item_basic_obj =& $item_basic_handler->get( $item_id );
  $index_item_link_objs =& $index_item_link_handler->getByItemId( $item_id );
  foreach ( $index_item_link_objs as $index_item_link_obj ) {
    $xid = $index_item_link_obj->get( 'index_id' );
    $index_obj =& $index_handler->get( $xid );
    $open_level = $index_obj->get( 'open_level' );
    switch ( $open_level ) {
    case OL_PRIVATE:
      // delete index item link
      $index_item_link_handler->delete( $index_item_link_obj );
      break;
    case OL_GROUP_ONLY:
      // join old user joined group
      $gid = $index_obj->get( 'gid' );
      if ( ! $admin_xgroup_handler->isGroupMember( $to_uid, $gid ) ) {
        $admin_xgroup_handler->addUserToXooNIpsGroup( $gid, $to_uid, false );
      }
      break;
    case OL_PUBLIC:
      // nothing to do
      break;
    }
  }
  // added new index item link to $to_xid
  $index_item_link_handler->add( $to_xid, $item_id, NOT_CERTIFIED );
  // change item owner to $to_uid
  $item_basic_obj->set( 'uid', $to_uid );
  $item_basic_handler->insert( $item_basic_obj );
  // TODO: append change logs
  $event_handler->recordRequestTransferItemEvent( $item_id, $to_uid );
  $event_handler->recordTransferItemEvent( $item_id, $to_xid, $to_uid );
}

// success
redirect_header( $xoonips_admin['mypage_url'], 3, _AM_XOONIPS_MSG_DBUPDATED );
exit();

?>
