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 /***************************************************************************
                       permissionsplugin.h  -  description
                              -------------------
     begin                : Sun Mar 9 2008
     copyright            : (C) 2002 by Dominik Seichter
     email                : domseichter@web.de
  ***************************************************************************/
 
 /***************************************************************************
  *                                                                         *
  *   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 2 of the License, or     *
  *   (at your option) any later version.                                   *
  *                                                                         *
  ***************************************************************************/
 
 #ifndef PERMISSIONS_PLUGIN_H
 #define PERMISSIONS_PLUGIN_H
 
 #include <QtGlobal>
 
 #ifndef Q_OS_WIN
 
 #include "plugin.h"
 
 #include <QObject>
 
 namespace Ui
 {
 class PermissionsPluginWidget;
 };
 
 /** This is the abstract interface that has to be implemented
  *  by all KRename plugins.
  */
 class PermissionsPlugin : public QObject, public Plugin
 {
 
     Q_OBJECT
 
 public:
     explicit PermissionsPlugin(PluginLoader *loader);
     virtual ~PermissionsPlugin();
 
     /**
      * @returns a name of the plugin that can be displayed
      *          to the user. This name should be internationalized.
      */
     virtual const QString name() const;
 
     /**
      * Determines the type of the plugin.
      * Different enum values may be or'ed together.
      *
      * @returns the type of the plugin.
      */
     inline virtual int type() const;
 
     /**
      * @returns an icon for this plugin.
      */
     virtual const QPixmap icon() const;
 
     /**
      * @returns true if this plugins is always enabled
      *
      * Warning: If you return true here, the user has no possibility to
      *          disable this plugin.
      */
     inline virtual bool alwaysEnabled() const;
 
     /**
      * This function is the core of your plugin.
      *
      * It does the actual processing of a file, filename or token depending of the type
      * of your plugin.
      *
      * \see type()
      *
      * @param b the parent BatchRenamer instance calling this plugin
      * @param index the index of the current file (i.e. the first file has index 0,
      *              the second file to be renamed has index 1 ....)
      * @param filenameOrToken this parameter depends on the type of your plugin.
      *                        If type is ePluginType_File, this is the absolute path
      *                        or URL to the renamed file.
      *                        If type is ePluginType_Filename, this is the filename
      *                        (without path) as created by KRename.
      *                        If type is ePluginType_Token, this is the contents of a token
      *                        in brackets. If your plugin supports the token [example],
      *                        KRename will pass the strign "example" to your method.
      * @param eCurrentType the current type of plugin that is requested (for plugins that support more than one type)
      *
      * @returns the result of the function, depending on type().
      * @returns QString::null if this plugin has nothing to do.
      * @returns A new filename if type is ePluginType_Filename
      * @returns the value of the token if type is ePluginType_Token
      * @returns an error message or QString::null if type is ePluginType_File
      */
     virtual QString processFile(BatchRenamer *b, int index, const QString &filenameOrToken, EPluginType eCurrentType);
 
     /** Get a list of all tokens supported by this plugin.
      *
      *  If the token type != ePluginType_Token you have to return an empty list
      *
      *  @returns a list of all supported tokens. The returned strings will be treated
      *           as regular expressions to find a plugin which supports a token.
      */
     inline virtual const QStringList &supportedTokens() const;
 
     /** Returns help descriptions for the supported tokens
      *
      *  The returned stringlist contains strings that are the tokens
      *  and the description separated by ;;
      *
      *  @returns a stringlist containing help on the supported tokens
      */
     inline virtual const QStringList &help() const;
 
     /** Create a user interface for this plugin
      *
      *  @param parent the parent widget of this plugin
      */
     virtual void createUI(QWidget *parent) const;
 
 private Q_SLOTS:
     void slotEnableControls();
     void slotAdvancedPermissions();
     void slotUpdatePermissions();
 
 private:
 
     int getGid(const QString &group) const;
     int getUid(const QString &owner) const;
 
     //void setCurrentPermissions( int perm );
 
 private:
     Ui::PermissionsPluginWidget *m_widget;
 
     int m_curPermission;  ///< The current permissions
 
     QStringList m_tmp;    ///< Dummy empty list so that we can return a reference for supported tokens and help
     QStringList m_users;  ///< List of all usernames on the system
     QStringList m_groups; ///< List of all groups on the system
 };
 
 inline int PermissionsPlugin::type() const
 {
     return ePluginType_File;
 }
 
 inline bool PermissionsPlugin::alwaysEnabled() const
 {
     return false;
 }
 
 inline const QStringList &PermissionsPlugin::supportedTokens() const
 {
     return m_tmp;
 }
 
 inline const QStringList &PermissionsPlugin::help() const
 {
     return m_tmp;
 }
 
 #endif // Q_OS_WIN
 
 #endif /* PERMISSIONS_PLUGIN_H */