grive2/libgrive/src/drive2/Drive.hh

86 lines
1.9 KiB
C++

/*
grive: an GPL program to sync a local directory with Google Drive
Copyright (C) 2013 Wan Wai Ho
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 version 2
of the License.
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., 51 Franklin Street, Fifth Floor, Boston,
MA 02110-1301, USA.
*/
#pragma once
#include "Resource.hh"
#include <boost/multi_index_container.hpp>
#include <boost/multi_index/hashed_index.hpp>
#include <boost/multi_index/identity.hpp>
#include <boost/multi_index/mem_fun.hpp>
namespace gr {
namespace http
{
class Agent ;
}
class Json ;
namespace v2 {
namespace details
{
using namespace boost::multi_index ;
struct ByID {} ;
struct ByHref {} ;
struct ByIdentity {} ;
typedef multi_index_container<
Resource*,
indexed_by<
hashed_unique<tag<ByIdentity>, identity<Resource*> >,
hashed_non_unique<tag<ByID>, const_mem_fun<Resource, std::string, &Resource::ID> >
>
> DB ;
typedef DB::index<ByID>::type ID ;
typedef DB::index<ByIdentity>::type Set ;
}
class Drive
{
public :
Drive( ) ;
void Refresh( http::Agent *agent ) ;
Resource* Find( const std::string& id ) ;
const Resource* Find( const std::string& id ) const ;
Resource* Root() ;
const Resource* Root() const ;
const Resource* Child( const Resource *parent, std::size_t idx ) const ;
private :
Resource* NewResource( const Json& item ) ;
Resource* FindRoot( http::Agent *agent ) ;
private :
details::DB m_db ;
Resource m_root ;
} ;
} } // end of namespace gr::v2