source: trunk/lib/Directory.h @ 1238

#ifndef _theplu_svndigest_directory_
#define _theplu_svndigest_directory_

// $Id: Directory.h 1238 2010-10-23 22:05:25Z peter $

/*
  Copyright (C) 2005, 2006, 2007, 2008 Jari Häkkinen, Peter Johansson
  Copyright (C) 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 "Node.h"

#include <map>
#include <string>
#include <vector>

namespace theplu{
namespace svndigest{

  class NodeVisitor;

  ///
  /// Class taking care of directories.
  ///
  class Directory : public Node
  {
  public:
    ///
    /// @brief Constructor
    ///
    /// Recursively create a directory tree starting from \a path. All
    /// entries except explicit directories are treated as File nodes,
    /// i.e. symbolic links to directories are treated as File
    /// nodes. This will ensure that the directory structure is a tree
    /// and double counting of branches is avoided.
    ///
    /// @note Nodes named '.', '..', and '.svn' are ignored and not
    /// traversed.
    ///
    Directory(const unsigned int level, const std::string& path, 
              const std::string& output="");

    ///
    /// @brief Destructor
    ///
    ~Directory(void);

    /**
       Collect stats from daughter nodes and reset stats in daughter
       nodes.
     */
    void collect_stats(void);

    ///
    /// @return true
    ///
    bool dir(void) const;

    ///
    /// @return directory-name/index.html
    ///
    std::string href(void) const;

    /**
       \brief Get the revision number of the latest commit.

       Does not only check this directory but also daughter nodes.
    */
    svn_revnum_t last_changed_rev(void) const;

    /**
       @return The explicit string "directory", nothing else.
    */
    std::string node_type(void) const;

    /**
       @return output path for example 'lib/File.h.html' for this file
     */
    std::string output_path(void) const;

    /**
       Calls visitor.enter(*this). If enter returns true, daughter
       nodes are traverses. Finally visitor visitor.leave(*this) i called.
     */
    void traverse(NodeVisitor& visitor);

  private:
    /**
       add union of logs from daughter nodes.
    */
    void log_core(SVNlog&) const;

    ///
    /// @brief Copy Constructor, not implemented
    ///
    Directory(const Directory&);

    void print_core(bool verbose=false) const;

    void print_core(const std::string& stats_type, const std::string& user, 
                    const std::string& line_type, const SVNlog&) const;


    typedef std::vector<Node*> NodeContainer;
    typedef NodeContainer::iterator NodeIterator;
    typedef NodeContainer::const_iterator NodeConstIterator;
    NodeContainer daughters_;
  };

}} // end of namespace svndigest and namespace theplu

#endif