source: trunk/lib/SVNlog.cc @ 759

// $Id: SVNlog.cc 759 2009-01-29 11:51:35Z peter $

/*
  Copyright (C) 2007 Jari Häkkinen, 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 "SVNlog.h"

#include "Commitment.h"
#include "SVN.h"

#include <algorithm>
#include <cassert>
#include <stdexcept>
#include <sstream>
#include <string>

namespace theplu {
namespace svndigest {


  SVNlog::SVNlog(void)
  {
  }


  SVNlog::SVNlog(const std::string& path)
  {
    SVN::instance()->client_log(path, log_message_receiver,
                                static_cast<void*>(&lb_));
  }


  SVNlog::~SVNlog(void)
  {
  }

  
  bool SVNlog::exist(std::string name) const
  {
    
    SVNlog::container::const_reverse_iterator iter = commits().rbegin();
    for ( ; iter!= commits().rend(); ++iter)
      if (iter->author() == name)
        return true;
    return false;
  }


  const Commitment& SVNlog::latest_commit(void) const
  {
    assert(commits().size());
    return *commits().rbegin();
  }


  const Commitment& SVNlog::latest_commit(std::string name) const
  {
    SVNlog::container::const_reverse_iterator iter = commits().rbegin();
    for ( ; iter!= commits().rend(); ++iter)
      if (iter->author() == name)
        return *iter;
    std::stringstream ss;
    ss << __FILE__ << " could not find author: " << name;
    throw std::runtime_error(ss.str());
    // let us return something to avoid compiler warnings
    return *commits().begin();
  }


  svn_error_t* 
  SVNlog::log_message_receiver(void *baton, apr_hash_t *changed_paths,
                               svn_revnum_t rev, const char *author,
                               const char *date, const char *msg,
                               apr_pool_t *pool)
  {
    struct log_receiver_baton *lb=static_cast<struct log_receiver_baton*>(baton);
    if (!date || !date[0])
      throw SVNException("No date defined for revision: " + rev); 
    std::string a;
    if (author && author[0])
      a=author;
    std::string message;
    if (msg)
      message = msg;
    lb->commits.insert(lb->commits.end(), Commitment(a, date, message, rev));
    return SVN_NO_ERROR;
  }


  void SVNlog::swap(SVNlog& rhs)
  {
    lb_.commits.swap(rhs.lb_.commits);
  }


  SVNlog& operator+=(SVNlog& lhs, const SVNlog& rhs)
  {
    lhs.commits().insert(rhs.commits().begin(), rhs.commits().end());
    return lhs;
  }

}} // end of namespace svndigest and namespace theplu