grive2/libgrive/src/drive/State.cc

69 lines
1.6 KiB
C++

/*
grive: an GPL program to sync a local directory with Google Drive
Copyright (C) 2012 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.
*/
#include "State.hh"
#include "util/Crypt.hh"
#include "util/Log.hh"
#include "protocol/Json.hh"
namespace gr {
namespace fs = boost::filesystem ;
State::State( const std::string& filename ) :
m_db( filename )
{
}
void State::Sync( const fs::path& p )
{
for ( fs::directory_iterator i( p ) ; i != fs::directory_iterator() ; ++i )
{
Trace( "file found = %1%", i->path() ) ;
std::string json = m_db.Get( i->path().string() ) ;
if ( json.empty() )
{
Trace( "create new entry" ) ;
json = FileInfo(p).Str() ;
}
else
{
Json j = Json::Parse( json ) ;
if ( j["mtime"].Int() != fs::last_write_time(p) )
{
Trace( "file changed" ) ;
json = FileInfo(p).Str() ;
}
}
m_db.Set( i->path().string(), json ) ;
}
}
Json State::FileInfo( const boost::filesystem::path& p )
{
Json info ;
info.Add( "mtime", Json( fs::last_write_time(p) ) ) ;
return info ;
}
} // end of namespace