xbmc/InfoScanner.h

   1 /*
   2  *  Copyright (C) 2016-2018 Team Kodi
   3  *  This file is part of Kodi - https://kodi.tv
   4  *
   5  *  SPDX-License-Identifier: GPL-2.0-or-later
   6  *  See LICENSES/README.md for more information.
   7  */
   8
   9 #pragma once
  10
  11 #include <set>
  12 #include <string>
  13 #include <vector>
  14
  15 class CGUIDialogProgressBarHandle;
  16
  17 class CInfoScanner
  18 {
  19 public:
  20   /*!
  21     \brief Return values from the information lookup functions.
  22    */
  23   enum INFO_RET
  24   {
  25     INFO_CANCELLED,
  26     INFO_ERROR,
  27     INFO_NOT_NEEDED,
  28     INFO_HAVE_ALREADY,
  29     INFO_NOT_FOUND,
  30     INFO_ADDED
  31   };
  32
  33   /*
  34    \brief Type of information returned from tag readers.
  35   */
  36
  37   enum INFO_TYPE
  38   {
  39     NO_NFO       = 0, //!< No info found
  40     FULL_NFO     = 1, //!< Full info specified
  41     URL_NFO      = 2, //!< A URL to grab info from was found
  42     OVERRIDE_NFO = 3, //!< Override info was found
  43     COMBINED_NFO = 4, //!< A URL to grab info from + override info was found
  44     ERROR_NFO    = 5, //!< Error processing info
  45     TITLE_NFO    = 6  //!< At least Title was read (and optionally the Year)
  46   };
  47
  48   //! \brief Empty destructor.
  49   virtual ~CInfoScanner() = default;
  50
  51   virtual bool DoScan(const std::string& strDirectory) = 0;
  52
  53   /*! \brief Check if the folder is excluded from scanning process
  54    \param strDirectory Directory to scan
  55    \return true if there is a .nomedia file
  56    */
  57   static bool HasNoMedia(const std::string& strDirectory);
  58
  59   //! \brief Set whether or not to show a progress dialog.
  60   void ShowDialog(bool show) { m_showDialog = show; }
  61
  62   //! \brief Returns whether or not a scan is in progress.
  63   bool IsScanning() const { return m_bRunning; }
  64
  65 protected:
  66   //! \brief Protected constructor to only allow subclass instances.
  67   CInfoScanner() = default;
  68
  69   std::set<std::string> m_pathsToScan; //!< Set of paths to scan
  70   bool m_showDialog = false; //!< Whether or not to show progress bar dialog
  71   CGUIDialogProgressBarHandle* m_handle = nullptr; //!< Progress bar handle
  72   bool m_bRunning = false; //!< Whether or not scanner is running
  73   bool m_bCanInterrupt = false; //!< Whether or not scanner is currently interruptible
  74   bool m_bClean = false; //!< Whether or not to perform cleaning during scanning
  75 };