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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/***************************************************************************
* projectserialiser.cc
*
* Sat May 12 10:11:22 CEST 2018
* Copyright 2018 Bent Bisballe Nyeng
* deva@aasimon.org
****************************************************************************/
/*
* This file is part of DrumGizmo.
*
* DrumGizmo 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.
*
* DrumGizmo 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 DrumGizmo; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*/
#include "projectserialiser.h"
#include <vector>
#include <iostream>
#include <QDomDocument>
/*
<?xml version="1.0" encoding="UTF-8"?>
<dgedit version="1.0">
<project_name>MyProject</project_name>
<raw_file_root>/some/path</raw_file_root>
</dgedit>
*/
class DomHelper
{
public:
DomHelper(const QDomDocument& doc) : elem(doc.documentElement()) {}
DomHelper(const QDomElement& elem) : elem(elem) {}
DomHelper operator()(const QString& name)
{
auto node = elem.namedItem(name);
if(!node.isElement())
{
std::cout << "No such child-element: '" << name.toStdString() << "'\n";
QDomElement e;
return DomHelper(e);
}
return DomHelper(node.toElement());
}
QString operator[](const QString& name)
{
auto attrs = elem.attributes();
auto node = attrs.namedItem(name);
if(!node.isAttr())
{
std::cout << "No such attribute: '" << name.toStdString() << "'\n";
return "";
}
return node.toAttr().value();
}
QString text()
{
return elem.text();
}
std::vector<DomHelper> children()
{
std::vector<DomHelper> children;
return children;
}
private:
const QDomElement& elem;
};
QString ProjectSerialiser::serialise(const Project& project)
{
QDomDocument doc;
auto header =
doc.createProcessingInstruction("xml", "version='1.0' encoding='UTF-8'");
doc.appendChild(header);
auto dgedit = doc.createElement("dgedit");
doc.appendChild(dgedit);
dgedit.setAttribute("version", "1.0");
auto project_name = doc.createElement("project_name");
project_name.appendChild(doc.createTextNode(project.project_name));
dgedit.appendChild(project_name);
auto raw_file_root = doc.createElement("raw_file_root");
raw_file_root.appendChild(doc.createTextNode(project.raw_file_root));
dgedit.appendChild(raw_file_root);
return doc.toString();
}
bool ProjectSerialiser::deserialise(const QString& data, Project& project)
{
QDomDocument doc;
if(!doc.setContent(data))
{
std::cout << "Could not parse XML\n";
return false;
}
project.reset();
DomHelper dom(doc);
QString version = dom["version"];
if(version != "1.0")
{
std::cout << "Bad version: '" << version.toStdString() << "'\n";
return false;
}
project.project_name = dom("project_name").text();
project.raw_file_root = dom("raw_file_root").text();
return true;
}
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