source: branches/0.6-stable/lib/SVNblame.cc @ 489

// $Id: SVNblame.cc 489 2007-10-13 23:16:02Z peter $

/*
  Copyright (C) 2006 Jari Häkkinen
  Copyright (C) 2007 Jari Häkkinen, Peter Johansson

  This file is part of svndigest, http://trac.thep.lu.se/trac/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 2 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 this program; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
  02111-1307, USA.
*/

#include "SVNblame.h"
#include "SVN.h"

#include <string>

namespace theplu {
namespace svndigest {


  SVNblame::SVNblame(const std::string& path)
    : binary_(false), instance_(SVN::instance())
  {
    if (svn_error_t* err=
        instance_->client_blame(path.c_str(), blame_receiver,
                                static_cast<void*>(&blame_receiver_baton_))) {
      // SVN_ERR_CLIENT_IS_BINARY_FILE is the only error allowed to
      // escape the client_blame call
      svn_error_clear(err);
      binary_=true;
    }
    blame_info_iterator_ = blame_receiver_baton_.blame_info.begin();
  }


  SVNblame::~SVNblame(void)
  {
    std::vector<blame_information*>::iterator i=
      blame_receiver_baton_.blame_info.begin();
    while (i!=blame_receiver_baton_.blame_info.end()) {
      delete *i;
      ++i;
    }
  }


  std::string SVNblame::author(void)
  {
    return (*blame_info_iterator_)->author;
  }


  bool SVNblame::binary(void)
  {
    return binary_;
  }


  svn_error_t *
  SVNblame::blame_receiver(void *baton, apr_int64_t line_no,
                           svn_revnum_t revision, const char *author,
                           const char *date, const char *line, apr_pool_t *pool)
  {
    blame_information *bi=new blame_information;
    bi->line_no=line_no;
    bi->revision=revision;
    bi->author=author;
    bi->date=date;
    bi->line=line;
    static_cast<struct blame_receiver_baton_*>(baton)->blame_info.push_back(bi);
    return SVN_NO_ERROR;
  }


  std::string SVNblame::date(void)
  {
    return (*blame_info_iterator_)->date;
  }


  std::string SVNblame::line(void)
  {
    return (*blame_info_iterator_)->line;
  }


  apr_int64_t SVNblame::line_no(void)
  {
    return (*blame_info_iterator_)->line_no;
  }


  bool SVNblame::next_line(void)
  {
    if (valid())
      ++blame_info_iterator_;
    return valid();
  }


  svn_revnum_t SVNblame::revision(void)
  {
    return (*blame_info_iterator_)->revision;
  }


  bool SVNblame::valid(void)
  {
    return (blame_info_iterator_!=blame_receiver_baton_.blame_info.end());
  }

}} // end of namespace svndigest and namespace theplu