<?php
// $Revision: 1.1.2.4 $
// ------------------------------------------------------------------------- //
//  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();

include_once XOOPS_ROOT_PATH . '/modules/xoonips/class/xoonips_compo_item.class.php';
include_once XOOPS_ROOT_PATH . '/modules/xnpbinder/iteminfo.php';

/**
 *
 * @brief Handler object that create,insert,update,get,delete XNPBinderCompo object.
 *
 */
class XNPBinderCompoHandler extends XooNIpsItemInfoCompoHandler
{
    function XNPBinderCompoHandler(&$db) 
    {
        parent::XooNIpsItemInfoCompoHandler($db, 'xnpbinder');
    }
    function &create() 
    {
        $binder = new XNPBinderCompo();
        return $binder;
    }
    function insert(&$obj){
        // set dirty to detail in force.
        // detail never dirty before because detail has only
        // primary key(binder_id).
        $detail =& $obj -> getVar( 'detail' );
        if( $detail -> isNew() )
            $detail -> setDirty();
        return parent::insert($obj);
    }
    
    /**
     * 
     * @param array $child_items array of XooNIpsItem of child item
     * @param array $index_ids array of integer of index id of binder
     * @return true(has private and group items) or false(doesn't have)
     */
    function publicBinderHasNotPublicItems($child_items, $index_ids){
        if( !is_array( $child_items ) ) return false;
        if( !is_array( $index_ids ) ) return false;
        if( count($child_items)==0 ) return false;
        
        $index_handler =& xoonips_getormhandler( 'xoonips', 'index' );
        foreach( $index_ids as $id ){
            $index =& $index_handler -> get( $id );
            if( !$index ) continue;
            if( OL_PUBLIC != $index -> get( 'open_level' ) ) continue;
            
            foreach( $child_items as $item ){
                foreach( $item -> getVar( 'indexes' ) as $index_item_link ){
                    $child_index =& $index_handler -> get(
                        $index_item_link -> get( 'index_id' ) );
                    if( !$child_index ) continue;
                    if( OL_PUBLIC == $child_index -> get( 'open_level' ) ){
                        continue 2;
                    }
                }
                return true;//one child item is not public
            }
            return false;
        }
        return false;
    }

    /**
     * 
     * @param array $child_items array of XooNIpsItem of child item
     * @param array $index_ids array of integer of index id of binder
     * @return true(has private items) or false(doesn't have private items)
     */
    function groupBinderHasPrivateItems($child_items, $index_ids){
        if( !is_array( $child_items ) ) return false;
        if( !is_array( $index_ids ) ) return false;
        if( count($child_items)==0 ) return false;
        
        $index_handler =& xoonips_getormhandler( 'xoonips', 'index' );
        foreach( $index_ids as $id ){
            $index =& $index_handler -> get( $id );
            if( !$index ) continue;
            if( OL_GROUP_ONLY != $index -> get( 'open_level' ) ) continue;
            
            foreach( $child_items as $item ){
                foreach( $item -> getVar( 'indexes' ) as $index_item_link ){
                    $child_index =& $index_handler -> get(
                        $index_item_link -> get( 'index_id' ) );
                    if( !$child_index ) continue;
                    if( OL_PUBLIC == $child_index -> get( 'open_level' )
                        || OL_GROUP_ONLY
                            == $child_index -> get( 'open_level' )) continue 2;
                }
                return true;//one child item is private public
            }
            return false;
        }
        return false;
    }

    /**
     * return template filename
     * 
     * @param string $type defined symbol 
     *  XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_DETAIL
     *  or XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_LISTL
     * @return template filename
     */
    function getTemplateFileName($type){
        switch( $type ){
        case XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_DETAIL:
            return 'xnpbinder_transfer_item_detail.html';
        case XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_LIST:
            return 'xnpbinder_transfer_item_list.html';
        default:
            return '';
        }
    }
    
    /**
     * return template variables of item
     * 
     * @param string $type defined symbol 
     *  XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_DETAIL
     *  , XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_LIST
     *  or XOONIPS_TEMPLATE_TYPE_ITEM_LIST
     * @param int $item_id
     * @param int $uid user id who get item
     * @return array of template variables
     */
    function getTemplateVar($type, $item_id, $uid){
        $binder =& $this->get( $item_id );
        if ( ! is_object( $binder ) ) {
          return array();
        }
        $result = $this->getBasicTemplateVar($type, $binder, $uid);
        
        $links =& $binder -> getVar( 'binder_item_links' );
        if( false === $links || count( $links ) == 0 ) return $result;
        
        switch( $type ){
        case XOONIPS_TEMPLATE_TYPE_ITEM_LIST:
            return $result;
        case XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_DETAIL:
        case XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_LIST:
            $result['detail'] = array( 'child_items' => array() );
            foreach( $links as $link ){
                $handler =& $this -> get_item_compo_handler_by_item_id(
                    $link -> get( 'item_id' ) );
                if( false === $handler ) continue;
                if ( $handler->getPerm( $item_id, $uid, 'read' ) ){
                    $result['detail']['child_items'][]= array(
                        'filename' => 'db:'.$handler -> getTemplateFileName(
                            XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_LIST),
                        'var' => $handler -> getTemplateVar(
                            XOONIPS_TEMPLATE_TYPE_TRANSFER_ITEM_LIST,
                            $link -> get( 'item_id' ),
                            $uid ) );
                }
            }
            return $result;
        default:
            return $result;
        }
    }

    function &get_item_compo_handler_by_item_id( $item_id ){
        $falsevar = false;
        
        $basic_handler =& xoonips_getormhandler( 'xoonips', 'item_basic' );
        $basic =& $basic_handler -> get( $item_id );
        if( false === $basic ) return $falsevar;
        
        $item_type_handler =& xoonips_getormhandler( 'xoonips', 'item_type' );
        $itemtype =& $item_type_handler -> get( $basic -> get( 'item_type_id') );
        if( false === $itemtype ) return $falsevar;
        
        return xoonips_getormcompohandler( $itemtype -> get( 'name' ), 'item' );
    }
    
    /**
     * get parent item ids
     *
     * @access protected
     * @param int item_id
     * @return array 
     */
    function getItemTypeSpecificParentItemIds( $item_id )
    {
        $binder_item_link_handler =& xoonips_getormhandler( 'xnpbinder', 'binder_item_link' );
        $binder_item_links =& $binder_item_link_handler->getObjects( new Criteria( 'item_id', $item_id ) );
        $result = array();
        foreach ( $binder_item_links as $binder_item_link ){
            $result[] = $binder_item_link->get( 'binder_id' );
        }
        return $result;
    }
}

/**
 *
 * @brief Data object that have one ore more XooNIpsTableObject for Binder type.
 *
 */
class XNPBinderCompo extends XooNIpsItemInfoCompo
{
    function XNPBinderCompo() 
    {
        parent::XooNIpsItemInfoCompo('xnpbinder');
    }
    
    /**
     * get child item ids of this item. 
     *
     * @return array array of child item ids
     */
    function getChildItemIds()
    {
        $basic = $this->getVar( 'basic' );
        $binder_item_link_handler =& xoonips_getormhandler( 'xnpbinder', 'binder_item_link' );
        $binder_item_links =& $binder_item_link_handler->getObjects( new Criteria( 'binder_id', $basic->get( 'item_id' ) ) );
        $result = array();
        foreach ( $binder_item_links as $binder_item_link ){
            $result[] = $binder_item_link->get( 'item_id' );
        }
        return $result;
    }
}
?>
