VideoInfoScanner.h

/*
 *  Copyright (C) 2005-2018 Team Kodi
 *  This file is part of Kodi - https://kodi.tv
 *
 *  SPDX-License-Identifier: GPL-2.0-or-later
 *  See LICENSES/README.md for more information.
 */

#pragma once

#include "InfoScanner.h"
#include "VideoDatabase.h"
#include "addons/Scraper.h"
#include "guilib/GUIListItem.h"

#include <set>
#include <string>
#include <vector>

class CRegExp;
class CFileItem;
class CFileItemList;

namespace VIDEO
{
  class IVideoInfoTagLoader;

  typedef struct SScanSettings
  {
    SScanSettings()
    {
      parent_name = false;
      parent_name_root = false;
      noupdate = false;
      exclude = false;
      m_allExtAudio = false;
      recurse = 1;
    }
    bool parent_name;       /* use the parent dirname as name of lookup */
    bool parent_name_root;  /* use the name of directory where scan started as name for files in that dir */
    int  recurse;           /* recurse into sub folders (indicate levels) */
    bool noupdate;          /* exclude from update library function */
    bool exclude;           /* exclude this path from scraping */
    bool m_allExtAudio; /* treat all audio files in video directory as external tracks */
  } SScanSettings;

  class CVideoInfoScanner : public CInfoScanner
  {
  public:
    CVideoInfoScanner();
    ~CVideoInfoScanner() override;

    void Start(const std::string& strDirectory, bool scanAll = false);
    void Stop();

    long AddVideo(CFileItem *pItem, const CONTENT_TYPE &content, bool videoFolder = false, bool useLocal = true, const CVideoInfoTag *showInfo = NULL, bool libraryImport = false);

    bool RetrieveVideoInfo(CFileItemList& items, bool bDirNames, CONTENT_TYPE content, bool useLocal = true, CScraperUrl *pURL = NULL, bool fetchEpisodes = true, CGUIDialogProgress* pDlgProgress = NULL);

    static void ApplyThumbToFolder(const std::string &folder, const std::string &imdbThumb);
    static bool DownloadFailed(CGUIDialogProgress* pDlgProgress);

    void GetArtwork(CFileItem *pItem, const CONTENT_TYPE &content, bool bApplyToDir=false, bool useLocal=true, const std::string &actorArtPath = "");

    static void GetSeasonThumbs(const CVideoInfoTag &show, std::map<int, std::map<std::string, std::string> > &art, const std::vector<std::string> &artTypes, bool useLocal = true);
    static std::string GetImage(const CScraperUrl::SUrlEntry &image, const std::string& itemPath);

    bool EnumerateEpisodeItem(const CFileItem *item, EPISODELIST& episodeList);

    static std::string GetMovieSetInfoFolder(const std::string& setTitle);

  protected:
    virtual void Process();
    bool DoScan(const std::string& strDirectory) override;

    INFO_RET RetrieveInfoForTvShow(CFileItem *pItem, bool bDirNames, ADDON::ScraperPtr &scraper, bool useLocal, CScraperUrl* pURL, bool fetchEpisodes, CGUIDialogProgress* pDlgProgress);
    INFO_RET RetrieveInfoForMovie(CFileItem *pItem, bool bDirNames, ADDON::ScraperPtr &scraper, bool useLocal, CScraperUrl* pURL, CGUIDialogProgress* pDlgProgress);
    INFO_RET RetrieveInfoForMusicVideo(CFileItem *pItem, bool bDirNames, ADDON::ScraperPtr &scraper, bool useLocal, CScraperUrl* pURL, CGUIDialogProgress* pDlgProgress);
    INFO_RET RetrieveInfoForEpisodes(CFileItem *item, long showID, const ADDON::ScraperPtr &scraper, bool useLocal, CGUIDialogProgress *progress = NULL);

    bool ProgressCancelled(CGUIDialogProgress* progress, int heading, const std::string &line1);

    int FindVideo(const std::string &title, int year, const ADDON::ScraperPtr &scraper, CScraperUrl &url, CGUIDialogProgress *progress);

    int FindVideoUsingTag(CFileItem& item, const ADDON::ScraperPtr &scraper, CScraperUrl &url, CGUIDialogProgress *progress);

    bool GetDetails(CFileItem* pItem,
                    const std::unordered_map<std::string, std::string>& uniqueIDs,
                    CScraperUrl& url,
                    const ADDON::ScraperPtr& scraper,
                    VIDEO::IVideoInfoTagLoader* nfoFile = nullptr,
                    CGUIDialogProgress* pDialog = nullptr);

    bool GetEpisodeAndSeasonFromRegExp(CRegExp &reg, EPISODE &episodeInfo, int defaultSeason);

    bool GetAirDateFromRegExp(CRegExp &reg, EPISODE &episodeInfo);

    bool GetEpisodeTitleFromRegExp(CRegExp& reg, EPISODE& episodeInfo);

    void FetchActorThumbs(std::vector<SActorInfo>& actors, const std::string& strPath);

    static int GetPathHash(const CFileItemList &items, std::string &hash);

    std::string GetFastHash(const std::string &directory, const std::vector<std::string> &excludes) const;

    std::string GetRecursiveFastHash(const std::string &directory, const std::vector<std::string> &excludes) const;

    bool CanFastHash(const CFileItemList &items, const std::vector<std::string> &excludes) const;

    INFO_RET OnProcessSeriesFolder(EPISODELIST& files, const ADDON::ScraperPtr &scraper, bool useLocal, const CVideoInfoTag& showInfo, CGUIDialogProgress* pDlgProgress = NULL);

    bool EnumerateSeriesFolder(CFileItem* item, EPISODELIST& episodeList);
    bool ProcessItemByVideoInfoTag(const CFileItem *item, EPISODELIST &episodeList);

    bool AddVideoExtras(CFileItemList& items, const CONTENT_TYPE& content, const std::string& path);
    bool ProcessVideoVersion(VideoDbContentType itemType, int dbId);

    bool m_bStop;
    bool m_scanAll;
    bool m_ignoreVideoVersions{false};
    bool m_ignoreVideoExtras{false};
    std::string m_strStartDir;
    CVideoDatabase m_database;
    std::set<std::string> m_pathsToCount;
    std::set<int> m_pathsToClean;

  private:
    static void AddLocalItemArtwork(CGUIListItem::ArtMap& itemArt,
      const std::vector<std::string>& wantedArtTypes, const std::string& itemPath,
      bool addAll, bool exactName);

    static std::string GetArtTypeFromSize(unsigned int width, unsigned int height);
  };
}