//
// Copyright (C) 2002-2004 Red Hat Inc. All Rights Reserved.
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation; either version 2.1 of
// the License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
//
// $Id: Category.pdl 287 2005-02-22 00:29:02Z sskracic $
// $DateTime: 2004/08/17 23:15:09 $
model com.arsdigita.categorization;

import com.arsdigita.cms.*;

// This is used to enforce URL uniqueness within a collection of categories
// and is used only because we are browsing by category
query getAllItemURLsForCategory {
    String url;
    BigDecimal itemID;
    do {
        select url, cat_categories.category_id as item_id
        from cat_categories,
             cat_category_category_map
       where cat_categories.category_id = 
                                cat_category_category_map.related_category_id
         and cat_category_category_map.category_id = :categoryID
         and relation_type = 'child'
      union 
       select name as url, cms_items.item_id
       from cms_items,
            cat_object_category_map
       where cms_items.item_id = cat_object_category_map.object_id
         and cat_object_category_map.category_id = :categoryID
    } map {
        url = url;
        itemID = item_id;
    }
}

// This is very similar to the query getAllItemURLsForCategory except that
// this assumes that you have an item and need the URL and the category
// name where as getAllItemURLsForCategory assumes you have the actual
// category.  Both queries could be used for the same purpose but that
// would require an extra db hit on this one to get the list of possible
// categorie IDs
query getAllItemURLsForCategoryFromItem {
    String url;
    String categoryName;
    String itemName;
    BigDecimal itemID;
    do {
        select cat_categories.url, cat_categories.name as item_name,
               parents.name as category_name, 
               cat_categories.category_id as item_id
        from cat_categories,
             cat_category_category_map,
             cat_categories parents
       where cat_categories.category_id = 
                                cat_category_category_map.related_category_id
         and cat_category_category_map.category_id in
                          (select category_id 
                             from cat_object_category_map 
                            where object_id = :itemID)
         and parents.category_id = cat_category_category_map.category_id
         and relation_type = 'child'
      union 
       select cms_items.name as url, cms_pages.title as item_name, 
              cat_categories.name as category_name, cms_items.item_id
       from cms_items, cms_pages,
            cat_object_category_map,
            cat_categories
       where cms_items.item_id = cat_object_category_map.object_id
         and cat_object_category_map.category_id in (select category_id 
                             from cat_object_category_map 
                            where object_id = :itemID)
         and cms_pages.item_id = cms_items.item_id
         and cat_categories.category_id =  cat_object_category_map.category_id
    } map {
        url = url;
        categoryName = category_name;
        itemName = item_name;
        itemID = item_id;
    }
}


query getAllCategoryChildren {
    BigDecimal id;
    String name;
    BigDecimal parentID;
    
    do {
        select c.category_id, c.name, m.category_id as parent_id
          from cat_categories c,
               cat_cat_subcat_trans_index t,
               cat_category_category_map m
         where t.category_id = :id
           and t.subcategory_id = c.category_id
           and c.category_id = m.related_category_id
    } map {
        id = c.category_id;
        name = c.name;
        parentID = parent_id;
    }
}