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path.hpp

/*
 * ====================================================================
 * Copyright (c) 2002-2009 The RapidSvn Group.  All rights reserved.
 *
 * This program 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.
 *
 * This program 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 (in the file GPL.txt.  
 * If not, see <http://www.gnu.org/licenses/>.
 *
 * This software consists of voluntary contributions made by many
 * individuals.  For exact contribution history, see the revision
 * history and logs, available at http://rapidsvn.tigris.org/.
 * ====================================================================
 */

#ifndef _SVNCPP_PATH_HPP_
#define _SVNCPP_PATH_HPP_

// stl
#include "svncpp/string_wrapper.hpp"
#include "svncpp/vector_wrapper.hpp"

namespace svn
{
  /**
   * Encapsulation for Subversion Path handling
   */
00037   class Path
  {
  private:
    std::string m_path;
    bool m_pathIsUrl;

    /**
     * initialize the class
     *
     * @param path Path string
     */
    void init(const char * path);

  public:
    /**
     * Constructor that takes a string as parameter.
     * The string is converted to subversion internal
     * representation. The string is copied.
     *
     * @param path Path string
     */
    Path(const std::string & path = "");

    /**
     * Constructor
     *
     * @see Path::Path (const std::string &)
     * @param path Path string
     */
    Path(const char * path);

    /**
     * Copy constructor
     *
     * @param path Path to be copied
     */
    Path(const Path & path);

    /**
     * Assignment operator
     */
    Path& operator= (const Path&);

    /**
     * Comparison operator
     */
    bool
    operator== (const Path&) const;

    /**
     * @return Path string
     */
    const std::string &
    path() const;

    /**
     * @return Path string as c string
     */
    const char *
    c_str() const;

    /**
     * check whether a path is set. Right now
     * this checks only if the string is non-
     * empty.
     *
     * @return true if there is a path set
     */
    bool
    isset() const;

    /**
     * shows whether we have a path or url
     *
     * @return true if the path is a valid url
     */
    const bool
    isUrl() const;

    /**
     * adds a new URL component to the path
     *
     * @param component new component to add
     */
    void
    addComponent(const char * component);

    /**
     * adds a new URL component to the path
     *
     * @param component new component to add
     */
    void
    addComponent(const std::string & component);

    /**
     * split path in its components
     *
     * @param dirpath directory/path component
     * @param basename filename
     */
    void
    split(std::string & dirpath, std::string & basename) const;

    /**
     * split path in its components including
     * file extension
     *
     * @param dir directory component
     * @param filename filename
     * @param ext extension (including leading dot ".")
     */
    void
    split(std::string & dir, std::string & filename, std::string & ext) const;

    /**
     * get a basename of a file
     *
     * @return basename filename without path
     */
    std::string
    basename() const;

    /**
     * get a name of directory containing file
     *
     * @return dirpath path of directory
     */
    std::string
    dirpath() const;

    /**
     * get a substring of a path, starting at index
     *
     * @param index
     * @return substr substring
     */
    std::string
    substr(const size_t index) const;

    /**
     * return path as a string with unescaped special characters
     *
     * @return unescaped path
     */
    std::string
    unescape() const;

    /**
     * returns the temporary directory
     */
    static Path
    getTempDir();

    /** return the length of the path-string */
    size_t
    length() const;

    /** returns the path with native separators */
    std::string
    native() const;
  };

  typedef std::vector<Path> PathVector;

  extern const PathVector EmptyPathVector;
}

#endif
/* -----------------------------------------------------------------
 * local variables:
 * eval: (load-file "../../rapidsvn-dev.el")
 * end:
 */

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