xml_writer.cpp

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/*
 
    This file is part of Kitlist, a program to maintain a simple list
    of items and assign items to one or more categories.
 
    Copyright (C) 2008-2025 Frank Dean
 
    Kitlist 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 3 of the License, or
    (at your option) any later version.
 
    Kitlist 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 Kitlist.  If not, see <http://www.gnu.org/licenses/>.
 
*/
#include "xml_writer.hpp"
#include "model.hpp"
#include "pugixml.hpp"
 
using namespace pugi;
using namespace std;
 
bool XmlWriter::save_file(const string& filename, const Model& model)
{
  xml_document doc;
  xml_node decl = doc.prepend_child(node_declaration);
  decl.append_attribute("version") = "1.0";
  decl.append_attribute("encoding") = "UTF-8";
  xml_node kitlist_node = doc.append_child("kitlist");
  xml_node items_node = kitlist_node.append_child("items");
  for (const auto& item : model.get_all_items()) {
    xml_node item_node = items_node.append_child("item");
    item_node.text() = item->get_name().c_str();
    item_node.append_attribute("id").set_value(item->get_id());
    item_node.append_attribute("checked").set_value(item->is_checked());
    // item_node.append_child(node_pcdata).set_value(item->name);
  }
 
  xml_node categories_node = kitlist_node.append_child("categories");
  for (const auto& cat : model.get_categories()) {
    xml_node cat_node = categories_node.append_child("category");
    cat_node.append_attribute("id").set_value(cat->id);
    xml_node cat_name = cat_node.append_child("category-name");
    cat_name.text() = cat->name.c_str();
    xml_node cat_items_node = cat_node.append_child("category-items");
    for (const auto& ci : cat->items) {
      xml_node ci_node = cat_items_node.append_child("category-item");
      ci_node.append_attribute("id").set_value(ci->get_id());
    }
  }
  // cout << "Saving to " << filename << endl;
  return doc.save_file(filename.c_str(), "  ");
}