source: trunk/lib/CommitStat.cc @ 118

// $Id: CommitStat.cc 118 2006-07-03 07:44:49Z peter $

/*
  Copyright (C) 2006 Jari Häkkinen, Peter Johansson

  This file is part of svnstat, http://lev.thep.lu.se/trac/svnstat

  svnstat 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.

  svnstat 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., 59 Temple Place - Suite 330, Boston, MA
  02111-1307, USA.
*/

#include "CommitStat.h"

#include <algorithm>
#include <cassert>
#include <fstream>
#include <iostream>
#include <sstream>
#include <string>

namespace theplu{
namespace svnstat{

  int CommitStat::log(const std::string& path) const
  {
    std::string system_call = "svn log -q -r HEAD:1 " + path + 
      " > /tmp/svnstat.log.tmp";
    int system_return = system(system_call.c_str());
    if (system_return)
      std::cerr << "Error: svn log " << path << std::endl;     
    return system_return;
  }


  int CommitStat::parse(const std::string& path)
  {
    reset();
    int system_return = log(path);
    
    std::ifstream is("/tmp/svnstat.log.tmp");
    std::string line;
    typedef std::vector<std::string>::iterator DateIter;
    size_t rev_last_iteration=0;
    std::string date;
    while (getline(is,line, '\n')){
      if (!line.size()) // skip empty line
        continue;
      std::stringstream ss(line);

      if (ss.get() == 'r'){
        size_t revision;
        ss >> revision;
        assert(revision);
        std::string tmp;
        ss >> tmp;
        std::string user;
        getline(ss,user,'|');
        ss >> date; 
        std::string time;
        ss >> time;

        if (revision+1 > date_.size()){
          date_.resize(revision+1);
          rev_last_iteration=revision+1;
        }
        assert(revision<=rev_last_iteration);
        std::fill(date_.begin()+revision,
                  date_.begin()+rev_last_iteration,
                  date);
        rev_last_iteration=revision;
      }
      std::fill(date_.begin(),
                date_.begin()+rev_last_iteration,
                date);
    }
    is.close();

    assert(date_.size());
    assert(date_[0].size());
    return system_return;
  }


  void CommitStat::reset(void)
  {
    date_.clear();
  }

}} // end of namespace svnstat and namespace theplu