source: branches/replacing_gnuplot/lib/AddStats.cc @ 845

// $Id: AddStats.cc 845 2009-11-16 22:27:19Z jari $

/*
  Copyright (C) 2008, 2009 Peter Johansson

  This file is part of svndigest, http://dev.thep.lu.se/svndigest

  svndigest 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.

  svndigest 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 svndigest. If not, see <http://www.gnu.org/licenses/>.
*/

#include "AddStats.h"

#include "SVNblame.h"
#include "SVNlog.h"
#include "utility.h"

#include <algorithm>
#include <cassert>
#include <cstdlib>
#include <functional>
#include <map>
#include <string>
#include <vector>

namespace theplu{
namespace svndigest{


  AddStats::AddStats(const std::string& path)
    : Stats(path)
  {
  }


  AddStats::AddStats(const AddStats& other)
  : Stats(other)
  {
  }


  void AddStats::do_parse(const std::string& path, svn_revnum_t rev)
  {
    SVNlog log(path);
    typedef std::set<svn_revnum_t, std::greater<svn_revnum_t> > RevSet;
    RevSet revs;
    std::transform(log.commits().begin(), log.commits().end(),
                   std::inserter(revs, revs.begin()), 
                   std::mem_fun_ref(&Commitment::revision));
    for (RevSet::iterator rev_iter=revs.begin();
         rev_iter!=revs.end() && *rev_iter>=rev; ++rev_iter){
      SVNblame svn_blame(path, *rev_iter);
      LineTypeParser parser(path);
      while (svn_blame.valid()) {
        LineTypeParser::line_type lt = parser.parse(svn_blame.line());
        if (*rev_iter==svn_blame.revision())
          add(svn_blame.author(), *rev_iter, lt);
        // I dont trust blame and log behave consistently (stop-on-copy).
        revs.insert(svn_blame.revision());
        svn_blame.next_line();
      }
    }
    accumulate_stats(rev);
  }


}} // end of namespace svndigest and namespace theplu