C++ CFileItemPtr::GetArt方法代码示例

bool CFavouritesDirectory::Save(const CFileItemList &items)
{
  std::string favourites;
  CXBMCTinyXML doc;
  TiXmlElement xmlRootElement("favourites");
  TiXmlNode *rootNode = doc.InsertEndChild(xmlRootElement);
  if (!rootNode) return false;

  for (int i = 0; i < items.Size(); i++)
  {
    const CFileItemPtr item = items[i];
    TiXmlElement favNode("favourite");
    favNode.SetAttribute("name", item->GetLabel().c_str());
    if (item->HasArt("thumb"))
      favNode.SetAttribute("thumb", item->GetArt("thumb").c_str());
    TiXmlText execute(item->GetPath());
    favNode.InsertEndChild(execute);
    rootNode->InsertEndChild(favNode);
  }

  favourites = URIUtils::AddFileToFolder(CProfilesManager::GetInstance().GetProfileUserDataFolder(), "favourites.xml");

  bool bRet = doc.SaveFile(favourites);
  if (bRet)
    ANNOUNCEMENT::CAnnouncementManager::GetInstance().Announce(ANNOUNCEMENT::GUI, "xbmc", "OnFavouritesUpdated");

  return bRet;
}

void CGUIDialogFavourites::OnSetThumb(int item)
{
  if (item < 0 || item >= m_favourites->Size())
    return;

  CFileItemPtr pItem = (*m_favourites)[item];

  CFileItemList items;

  // Current
  if (pItem->HasArt("thumb"))
  {
    CFileItemPtr current(new CFileItem("thumb://Current", false));
    current->SetArt("thumb", pItem->GetArt("thumb"));
    current->SetLabel(g_localizeStrings.Get(20016));
    items.Add(current);
  }

  // None
  CFileItemPtr none(new CFileItem("thumb://None", false));
  none->SetIconImage(pItem->GetIconImage());
  none->SetLabel(g_localizeStrings.Get(20018));
  items.Add(none);

  CStdString thumb;
  VECSOURCES sources;
  g_mediaManager.GetLocalDrives(sources);
  if (!CGUIDialogFileBrowser::ShowAndGetImage(items, sources, g_localizeStrings.Get(1030), thumb))
    return;

  (*m_favourites)[item]->SetArt("thumb", thumb);
  CFavourites::Save(*m_favourites);
  UpdateList();
}

bool CGUIDialogFavourites::ChooseAndSetNewThumbnail(const CFileItemPtr &item)
{
  CFileItemList prefilledItems;
  if (item->HasArt("thumb"))
  {
    const CFileItemPtr current(std::make_shared<CFileItem>("thumb://Current", false));
    current->SetArt("thumb", item->GetArt("thumb"));
    current->SetLabel(g_localizeStrings.Get(20016)); // Current thumb
    prefilledItems.Add(current);
  }

  const CFileItemPtr none(std::make_shared<CFileItem>("thumb://None", false));
  none->SetIconImage(item->GetIconImage());
  none->SetLabel(g_localizeStrings.Get(20018)); // No thumb
  prefilledItems.Add(none);

  std::string thumb;
  VECSOURCES sources;
  g_mediaManager.GetLocalDrives(sources);
  if (CGUIDialogFileBrowser::ShowAndGetImage(prefilledItems, sources, g_localizeStrings.Get(1030), thumb)) // Browse for image
  {
    item->SetArt("thumb", thumb);
    return true;
  }
  return false;
}

bool CGUIDialogPVRChannelManager::OnClickButtonChannelLogo(CGUIMessage &message)
{
  CFileItemPtr pItem = m_channelItems->Get(m_iSelected);
  if (!pItem)
    return false;
  if (g_settings.GetCurrentProfile().canWriteSources() && !g_passwordManager.IsProfileLockUnlocked())
    return false;
  else if (!g_passwordManager.IsMasterLockUnlocked(true))
    return false;

  // setup our thumb list
  CFileItemList items;

  // add the current thumb, if available
  if (!pItem->GetProperty("Icon").asString().empty())
  {
    CFileItemPtr current(new CFileItem("thumb://Current", false));
    current->SetArt("thumb", pItem->GetPVRChannelInfoTag()->IconPath());
    current->SetLabel(g_localizeStrings.Get(20016));
    items.Add(current);
  }
  else if (pItem->HasArt("thumb"))
  { // already have a thumb that the share doesn't know about - must be a local one, so we mayaswell reuse it.
    CFileItemPtr current(new CFileItem("thumb://Current", false));
    current->SetArt("thumb", pItem->GetArt("thumb"));
    current->SetLabel(g_localizeStrings.Get(20016));
    items.Add(current);
  }

  // and add a "no thumb" entry as well
  CFileItemPtr nothumb(new CFileItem("thumb://None", false));
  nothumb->SetIconImage(pItem->GetIconImage());
  nothumb->SetLabel(g_localizeStrings.Get(20018));
  items.Add(nothumb);

  CStdString strThumb;
  VECSOURCES shares;
  if (g_guiSettings.GetString("pvrmenu.iconpath") != "")
  {
    CMediaSource share1;
    share1.strPath = g_guiSettings.GetString("pvrmenu.iconpath");
    share1.strName = g_localizeStrings.Get(19018);
    shares.push_back(share1);
  }
  g_mediaManager.GetLocalDrives(shares);
  if (!CGUIDialogFileBrowser::ShowAndGetImage(items, shares, g_localizeStrings.Get(1030), strThumb))
    return false;

  if (strThumb == "thumb://Current")
    return true;

  if (strThumb == "thumb://None")
    strThumb = "";

  pItem->SetProperty("Icon", strThumb);
  pItem->SetProperty("Changed", true);
  m_bContainsChanges = true;
  return true;
}

void CMusicInfoLoader::OnLoaderFinish()
{
  // cleanup last loaded songs from database
  m_songsMap.Clear();

  // cleanup cache loaded from HD
  m_mapFileItems->Clear();

  if (!m_bStop)
  { // check for art
    VECSONGS songs;
    songs.reserve(m_pVecItems->Size());
    for (int i = 0; i < m_pVecItems->Size(); ++i)
    {
      CFileItemPtr pItem = m_pVecItems->Get(i);
      if (pItem->m_bIsFolder || pItem->IsPlayList() || pItem->IsNFO() || pItem->IsInternetStream())
        continue;
      if (pItem->HasMusicInfoTag() && pItem->GetMusicInfoTag()->Loaded())
      {
        CSong song(*pItem->GetMusicInfoTag());
        song.strThumb = pItem->GetArt("thumb");
        song.idSong = i; // for the lookup below
        songs.push_back(song);
      }
    }
    VECALBUMS albums;
    CMusicInfoScanner::CategoriseAlbums(songs, albums);
    CMusicInfoScanner::FindArtForAlbums(albums, m_pVecItems->GetPath());
    for (VECALBUMS::iterator i = albums.begin(); i != albums.end(); ++i)
    {
      string albumArt = i->art["thumb"];
      for (VECSONGS::iterator j = i->songs.begin(); j != i->songs.end(); ++j)
      {
        if (!j->strThumb.empty())
          m_pVecItems->Get(j->idSong)->SetArt("thumb", j->strThumb);
        else
          m_pVecItems->Get(j->idSong)->SetArt("thumb", albumArt);
      }
    }
  }

  // Save loaded items to HD
  if (!m_strCacheFileName.IsEmpty())
    SaveCache(m_strCacheFileName, *m_pVecItems);
  else if (!m_bStop && (m_databaseHits > 1 || m_tagReads > 0))
    m_pVecItems->Save();

  m_musicDatabase.Close();
}

bool CMusicGUIInfo::GetPlaylistInfo(std::string& value, const CGUIInfo &info) const
{
  PLAYLIST::CPlayList& playlist = CServiceBroker::GetPlaylistPlayer().GetPlaylist(PLAYLIST_MUSIC);
  if (playlist.size() < 1)
    return false;

  int index = info.GetData2();
  if (info.GetData1() == 1)
  { // relative index (requires current playlist is PLAYLIST_MUSIC)
    if (CServiceBroker::GetPlaylistPlayer().GetCurrentPlaylist() != PLAYLIST_MUSIC)
      return false;

    index = CServiceBroker::GetPlaylistPlayer().GetNextSong(index);
  }

  if (index < 0 || index >= playlist.size())
    return false;

  const CFileItemPtr playlistItem = playlist[index];
  if (!playlistItem->GetMusicInfoTag()->Loaded())
  {
    playlistItem->LoadMusicTag();
    playlistItem->GetMusicInfoTag()->SetLoaded();
  }
  // try to set a thumbnail
  if (!playlistItem->HasArt("thumb"))
  {
    CMusicThumbLoader loader;
    loader.LoadItem(playlistItem.get());
    // still no thumb? then just the set the default cover
    if (!playlistItem->HasArt("thumb"))
      playlistItem->SetArt("thumb", "DefaultAlbumCover.png");
  }
  if (info.m_info == MUSICPLAYER_PLAYLISTPOS)
  {
    value = StringUtils::Format("%i", index + 1);
    return true;
  }
  else if (info.m_info == MUSICPLAYER_COVER)
  {
    value = playlistItem->GetArt("thumb");
    return true;
  }

  return GetLabel(value, playlistItem.get(), 0, CGUIInfo(info.m_info), nullptr);
}

bool CPictureInfoLoader::LoadItemCached(CFileItem* pItem)
{
  if (!pItem->IsPicture() || pItem->IsZIP() || pItem->IsRAR() || pItem->IsCBR() || pItem->IsCBZ() || pItem->IsInternetStream() || pItem->IsVideo())
    return false;

  if (pItem->HasPictureInfoTag())
    return true;

  // Check the cached item
  CFileItemPtr mapItem = (*m_mapFileItems)[pItem->GetPath()];
  if (mapItem && mapItem->m_dateTime==pItem->m_dateTime && mapItem->HasPictureInfoTag())
  { // Query map if we previously cached the file on HD
    *pItem->GetPictureInfoTag() = *mapItem->GetPictureInfoTag();
    pItem->SetArt("thumb", mapItem->GetArt("thumb"));
    return true;
  }

  return true;
}

bool CMusicInfoLoader::LoadItemLookup(CFileItem* pItem)
{
  if (m_pProgressCallback && !pItem->m_bIsFolder)
    m_pProgressCallback->SetProgressAdvance();

  if (pItem->m_bIsFolder || pItem->IsPlayList() || pItem->IsNFO() || pItem->IsInternetStream())
    return false;

  if (!pItem->HasMusicInfoTag() || !pItem->GetMusicInfoTag()->Loaded())
  {
    // first check the cached item
    CFileItemPtr mapItem = (*m_mapFileItems)[pItem->GetPath()];
    if (mapItem && mapItem->m_dateTime==pItem->m_dateTime && mapItem->HasMusicInfoTag() && mapItem->GetMusicInfoTag()->Loaded())
    { // Query map if we previously cached the file on HD
      *pItem->GetMusicInfoTag() = *mapItem->GetMusicInfoTag();
      if (mapItem->HasArt("thumb"))
        pItem->SetArt("thumb", mapItem->GetArt("thumb"));
    }
    else
    {
      std::string strPath = URIUtils::GetDirectory(pItem->GetPath());
      URIUtils::AddSlashAtEnd(strPath);
      if (strPath!=m_strPrevPath)
      {
        // The item is from another directory as the last one,
        // query the database for the new directory...
        m_musicDatabase.GetSongsByPath(strPath, m_songsMap);
        m_databaseHits++;
      }

      MAPSONGS::iterator it = m_songsMap.find(pItem->GetPath());
      if (it != m_songsMap.end())
      {  // Have we loaded this item from database before
        pItem->GetMusicInfoTag()->SetSong(it->second);
        pItem->GetMusicInfoTag()->SetCueSheet(m_musicDatabase.LoadCuesheet(it->second.strFileName));
        if (!it->second.strThumb.empty())
          pItem->SetArt("thumb", it->second.strThumb);
      }
      else if (pItem->IsMusicDb())
      { // a music db item that doesn't have tag loaded - grab details from the database
        XFILE::MUSICDATABASEDIRECTORY::CQueryParams param;
        XFILE::MUSICDATABASEDIRECTORY::CDirectoryNode::GetDatabaseInfo(pItem->GetPath(),param);
        CSong song;
        if (m_musicDatabase.GetSong(param.GetSongId(), song))
        {
          pItem->GetMusicInfoTag()->SetSong(song);
          if (!song.strThumb.empty())
            pItem->SetArt("thumb", song.strThumb);
        }
      }
      else if (CServiceBroker::GetSettings().GetBool(CSettings::SETTING_MUSICFILES_USETAGS) || pItem->IsCDDA())
      { // Nothing found, load tag from file,
        // always try to load cddb info
        // get correct tag parser
        std::unique_ptr<IMusicInfoTagLoader> pLoader (CMusicInfoTagLoaderFactory::CreateLoader(*pItem));
        if (NULL != pLoader.get())
          // get tag
          pLoader->Load(pItem->GetPath(), *pItem->GetMusicInfoTag());
        m_tagReads++;
      }

      m_strPrevPath = strPath;
    }
  }

  return true;
}

bool CRecentlyAddedJob::UpdateVideo()
{
  CGUIWindow* home = g_windowManager.GetWindow(WINDOW_HOME);

  if ( home == NULL )
    return false;

  CLog::Log(LOGDEBUG, "CRecentlyAddedJob::UpdateVideos() - Running RecentlyAdded home screen update");
  
  int            i = 0;
  CFileItemList  items;
  CVideoDatabase videodatabase;
  CVideoThumbLoader loader;
  loader.Initialize();
  
  videodatabase.Open();

  if (videodatabase.GetRecentlyAddedMoviesNav("videodb://4/", items, NUM_ITEMS))
  {  
    for (; i < items.Size(); ++i)
    {
      CFileItemPtr item = items.Get(i);
      CStdString   value;
      CStdString   strRating;
      value.Format("%i", i + 1);
      strRating.Format("%.1f", item->GetVideoInfoTag()->m_fRating);
      
      home->SetProperty("LatestMovie." + value + ".Title"       , item->GetLabel());
      home->SetProperty("LatestMovie." + value + ".Rating"      , strRating);
      home->SetProperty("LatestMovie." + value + ".Year"        , item->GetVideoInfoTag()->m_iYear);
      home->SetProperty("LatestMovie." + value + ".Plot"        , item->GetVideoInfoTag()->m_strPlot);
      home->SetProperty("LatestMovie." + value + ".RunningTime" , item->GetVideoInfoTag()->GetDuration() / 60);
      home->SetProperty("LatestMovie." + value + ".Path"        , item->GetVideoInfoTag()->m_strFileNameAndPath);
      home->SetProperty("LatestMovie." + value + ".Trailer"     , item->GetVideoInfoTag()->m_strTrailer);

      if (!item->HasArt("thumb"))
        loader.LoadItem(item.get());

      home->SetProperty("LatestMovie." + value + ".Thumb"       , item->GetArt("thumb"));
      home->SetProperty("LatestMovie." + value + ".Fanart"      , item->GetArt("fanart"));
    }
  } 
  for (; i < NUM_ITEMS; ++i)
  {
    CStdString value;
    value.Format("%i", i + 1);
    home->SetProperty("LatestMovie." + value + ".Title"       , "");
    home->SetProperty("LatestMovie." + value + ".Thumb"       , "");
    home->SetProperty("LatestMovie." + value + ".Rating"      , "");
    home->SetProperty("LatestMovie." + value + ".Year"        , "");
    home->SetProperty("LatestMovie." + value + ".Plot"        , "");
    home->SetProperty("LatestMovie." + value + ".RunningTime" , "");
    home->SetProperty("LatestMovie." + value + ".Path"        , "");
    home->SetProperty("LatestMovie." + value + ".Trailer"     , "");
    home->SetProperty("LatestMovie." + value + ".Fanart"      , "");
  }
 
  i = 0;
  CFileItemList  TVShowItems; 
 
  if (videodatabase.GetRecentlyAddedEpisodesNav("videodb://5/", TVShowItems, NUM_ITEMS))
  {
    for (; i < TVShowItems.Size(); ++i)
    {    
      CFileItemPtr item          = TVShowItems.Get(i);
      int          EpisodeSeason = item->GetVideoInfoTag()->m_iSeason;
      int          EpisodeNumber = item->GetVideoInfoTag()->m_iEpisode;
      CStdString   EpisodeNo;
      CStdString   value;
      CStdString   strRating;
      EpisodeNo.Format("s%02de%02d", EpisodeSeason, EpisodeNumber);
      value.Format("%i", i + 1);
      strRating.Format("%.1f", item->GetVideoInfoTag()->m_fRating);

      CFileItem show(item->GetVideoInfoTag()->m_strShowPath, true);

      home->SetProperty("LatestEpisode." + value + ".ShowTitle"     , item->GetVideoInfoTag()->m_strShowTitle);
      home->SetProperty("LatestEpisode." + value + ".EpisodeTitle"  , item->GetVideoInfoTag()->m_strTitle);
      home->SetProperty("LatestEpisode." + value + ".Rating"        , strRating);      
      home->SetProperty("LatestEpisode." + value + ".Plot"          , item->GetVideoInfoTag()->m_strPlot);
      home->SetProperty("LatestEpisode." + value + ".EpisodeNo"     , EpisodeNo);
      home->SetProperty("LatestEpisode." + value + ".EpisodeSeason" , EpisodeSeason);
      home->SetProperty("LatestEpisode." + value + ".EpisodeNumber" , EpisodeNumber);
      home->SetProperty("LatestEpisode." + value + ".Path"          , item->GetVideoInfoTag()->m_strFileNameAndPath);

      if (!item->HasArt("thumb"))
        loader.LoadItem(item.get());

      std::string seasonThumb;
      if (item->GetVideoInfoTag()->m_iIdSeason > 0)
        seasonThumb = videodatabase.GetArtForItem(item->GetVideoInfoTag()->m_iIdSeason, "season", "thumb");

      home->SetProperty("LatestEpisode." + value + ".Thumb"         , item->GetArt("thumb"));
      home->SetProperty("LatestEpisode." + value + ".ShowThumb"     , item->GetArt("tvshow.thumb"));
      home->SetProperty("LatestEpisode." + value + ".SeasonThumb"   , seasonThumb);
      home->SetProperty("LatestEpisode." + value + ".Fanart"        , item->GetArt("fanart"));
    }
  } 
  for (; i < NUM_ITEMS; ++i)
  {
//.........这里部分代码省略.........

bool CRecentlyAddedJob::UpdateMusic()
{
  CGUIWindow* home = g_windowManager.GetWindow(WINDOW_HOME);
  
  if ( home == NULL )
    return false;
  
  CLog::Log(LOGDEBUG, "CRecentlyAddedJob::UpdateMusic() - Running RecentlyAdded home screen update");
  
  int            i = 0;
  CFileItemList  musicItems;
  CMusicDatabase musicdatabase;
  CMusicThumbLoader loader;
  loader.Initialize();
  
  musicdatabase.Open();
  
  if (musicdatabase.GetRecentlyAddedAlbumSongs("musicdb://4/", musicItems, NUM_ITEMS))
  {
    long idAlbum = -1;
    CStdString strAlbumThumb;
    CStdString strAlbumFanart;
    for (; i < musicItems.Size(); ++i)
    {
      CFileItemPtr item = musicItems.Get(i);
      CStdString   value;
      value.Format("%i", i + 1);
      
      CStdString   strRating;
      CStdString   strAlbum  = item->GetMusicInfoTag()->GetAlbum();
      CStdString   strArtist = StringUtils::Join(item->GetMusicInfoTag()->GetArtist(), g_advancedSettings.m_musicItemSeparator);

      if (idAlbum != item->GetMusicInfoTag()->GetAlbumId())
      {
        strAlbumThumb.clear();
        strAlbumFanart.clear();
        idAlbum = item->GetMusicInfoTag()->GetAlbumId();

        if (loader.LoadItem(item.get()))
        {
          strAlbumThumb = item->GetArt("thumb");
          strAlbumFanart = item->GetArt("fanart");
        }
      }

      strRating.Format("%c", item->GetMusicInfoTag()->GetRating());
      
      home->SetProperty("LatestSong." + value + ".Title"   , item->GetMusicInfoTag()->GetTitle());
      home->SetProperty("LatestSong." + value + ".Year"    , item->GetMusicInfoTag()->GetYear());
      home->SetProperty("LatestSong." + value + ".Artist"  , strArtist);      
      home->SetProperty("LatestSong." + value + ".Album"   , strAlbum);
      home->SetProperty("LatestSong." + value + ".Rating"  , strRating);
      home->SetProperty("LatestSong." + value + ".Path"    , item->GetMusicInfoTag()->GetURL());
      home->SetProperty("LatestSong." + value + ".Thumb"   , strAlbumThumb);
      home->SetProperty("LatestSong." + value + ".Fanart"  , strAlbumFanart);
    }
  }
  for (; i < NUM_ITEMS; ++i)
  {
    CStdString value;
    value.Format("%i", i + 1);
    home->SetProperty("LatestSong." + value + ".Title"   , "");
    home->SetProperty("LatestSong." + value + ".Year"    , "");
    home->SetProperty("LatestSong." + value + ".Artist"  , "");      
    home->SetProperty("LatestSong." + value + ".Album"   , "");
    home->SetProperty("LatestSong." + value + ".Rating"  , "");
    home->SetProperty("LatestSong." + value + ".Path"    , "");
    home->SetProperty("LatestSong." + value + ".Thumb"   , "");
    home->SetProperty("LatestSong." + value + ".Fanart"  , "");
  }
  
  i = 0;
  VECALBUMS albums;
  
  if (musicdatabase.GetRecentlyAddedAlbums(albums, NUM_ITEMS))
  { 
    for (; i < (int)albums.size(); ++i)
    {
      CStdString value;
      CStdString strPath;
      CStdString strThumb;
      CStdString strFanart;
      CStdString strDBpath;
      CStdString strSQLAlbum;
      CAlbum&    album=albums[i];     

      value.Format("%i", i + 1);
      strThumb = musicdatabase.GetArtForItem(album.idAlbum, "album", "thumb");
      strFanart = musicdatabase.GetArtistArtForItem(album.idAlbum, "album", "fanart");
      strDBpath.Format("musicdb://3/%i/", album.idAlbum);
      strSQLAlbum.Format("idAlbum=%i", album.idAlbum);
      
      CStdString strArtist = musicdatabase.GetSingleValue("albumview", "strArtists", strSQLAlbum);
      
      home->SetProperty("LatestAlbum." + value + ".Title"   , album.strAlbum);
      home->SetProperty("LatestAlbum." + value + ".Year"    , album.iYear);
      home->SetProperty("LatestAlbum." + value + ".Artist"  , strArtist);      
      home->SetProperty("LatestAlbum." + value + ".Rating"  , album.iRating);
      home->SetProperty("LatestAlbum." + value + ".Path"    , strDBpath);
      home->SetProperty("LatestAlbum." + value + ".Thumb"   , strThumb);
//.........这里部分代码省略.........

bool CFileItemHandler::GetField(const std::string &field, const CVariant &info, const CFileItemPtr &item, CVariant &result, bool &fetchedArt, CThumbLoader *thumbLoader /* = NULL */)
{
  if (result.isMember(field) && !result[field].empty())
    return true;

  // overwrite serialized values
  if (item)
  {
    if (field == "mimetype" && item->GetMimeType().empty())
    {
      item->FillInMimeType(false);
      result[field] = item->GetMimeType();
      return true;
    }
  }

  // check for serialized values
  if (info.isMember(field) && !info[field].isNull())
  {
    result[field] = info[field];
    return true;
  }

  // check if the field requires special handling
  if (item)
  {
    if (item->IsAlbum())
    {
      if (field == "albumlabel")
      {
        result[field] = item->GetProperty("album_label");
        return true;
      }
      if (item->HasProperty("album_" + field + "_array"))
      {
        result[field] = item->GetProperty("album_" + field + "_array");
        return true;
      }
      if (item->HasProperty("album_" + field))
      {
        result[field] = item->GetProperty("album_" + field);
        return true;
      }
    }
    
    if (item->HasProperty("artist_" + field + "_array"))
    {
      result[field] = item->GetProperty("artist_" + field + "_array");
      return true;
    }
    if (item->HasProperty("artist_" + field))
    {
      result[field] = item->GetProperty("artist_" + field);
      return true;
    }

    if (field == "art")
    {
      if (thumbLoader != NULL && item->GetArt().size() <= 0 && !fetchedArt &&
        ((item->HasVideoInfoTag() && item->GetVideoInfoTag()->m_iDbId > -1) || (item->HasMusicInfoTag() && item->GetMusicInfoTag()->GetDatabaseId() > -1)))
      {
        thumbLoader->FillLibraryArt(*item);
        fetchedArt = true;
      }

      CGUIListItem::ArtMap artMap = item->GetArt();
      CVariant artObj(CVariant::VariantTypeObject);
      for (CGUIListItem::ArtMap::const_iterator artIt = artMap.begin(); artIt != artMap.end(); ++artIt)
      {
        if (!artIt->second.empty())
          artObj[artIt->first] = CTextureCache::GetWrappedImageURL(artIt->second);
      }

      result["art"] = artObj;
      return true;
    }
    
    if (field == "thumbnail")
    {
      if (thumbLoader != NULL && !item->HasArt("thumb") && !fetchedArt &&
        ((item->HasVideoInfoTag() && item->GetVideoInfoTag()->m_iDbId > -1) || (item->HasMusicInfoTag() && item->GetMusicInfoTag()->GetDatabaseId() > -1)))
      {
        thumbLoader->FillLibraryArt(*item);
        fetchedArt = true;
      }
      else if (item->HasPictureInfoTag() && !item->HasArt("thumb"))
        item->SetArt("thumb", CTextureCache::GetWrappedThumbURL(item->GetPath()));
      
      if (item->HasArt("thumb"))
        result["thumbnail"] = CTextureCache::GetWrappedImageURL(item->GetArt("thumb"));
      else
        result["thumbnail"] = "";
      
      return true;
    }
    
    if (field == "fanart")
    {
      if (thumbLoader != NULL && !item->HasArt("fanart") && !fetchedArt &&
        ((item->HasVideoInfoTag() && item->GetVideoInfoTag()->m_iDbId > -1) || (item->HasMusicInfoTag() && item->GetMusicInfoTag()->GetDatabaseId() > -1)))
//.........这里部分代码省略.........

bool CGUIDialogContextMenu::OnContextButton(const std::string &type, const CFileItemPtr& item, CONTEXT_BUTTON button)
{
  // buttons that are available on both sources and autosourced items
  if (!item) return false;
  
  // the rest of the operations require a valid share
  CMediaSource *share = GetShare(type, item.get());
  if (!share) return false;
  switch (button)
  {
  case CONTEXT_BUTTON_EDIT_SOURCE:
    if (CProfilesManager::GetInstance().IsMasterProfile())
    {
      if (!g_passwordManager.IsMasterLockUnlocked(true))
        return false;
    }
    else if (!g_passwordManager.IsProfileLockUnlocked())
      return false;

    return CGUIDialogMediaSource::ShowAndEditMediaSource(type, *share);

  case CONTEXT_BUTTON_REMOVE_SOURCE:
  {
    if (CProfilesManager::GetInstance().IsMasterProfile())
    {
      if (!g_passwordManager.IsMasterLockUnlocked(true))
        return false;
    }
    else
    {
      if (!CProfilesManager::GetInstance().GetCurrentProfile().canWriteSources() && !g_passwordManager.IsMasterLockUnlocked(false))
        return false;
      if (CProfilesManager::GetInstance().GetCurrentProfile().canWriteSources() && !g_passwordManager.IsProfileLockUnlocked())
        return false;
    }
    // prompt user if they want to really delete the source
    if (!CGUIDialogYesNo::ShowAndGetInput(CVariant{751}, CVariant{750}))
      return false;

    // check default before we delete, as deletion will kill the share object
    std::string defaultSource(GetDefaultShareNameByType(type));
    if (!defaultSource.empty())
    {
      if (share->strName == defaultSource)
        ClearDefault(type);
    }
    CMediaSourceSettings::GetInstance().DeleteSource(type, share->strName, share->strPath);
    return true;
  }
  case CONTEXT_BUTTON_SET_DEFAULT:
    if (CProfilesManager::GetInstance().GetCurrentProfile().canWriteSources() && !g_passwordManager.IsProfileLockUnlocked())
      return false;
    else if (!g_passwordManager.IsMasterLockUnlocked(true))
      return false;

    // make share default
    SetDefault(type, share->strName);
    return true;

  case CONTEXT_BUTTON_CLEAR_DEFAULT:
    if (CProfilesManager::GetInstance().GetCurrentProfile().canWriteSources() && !g_passwordManager.IsProfileLockUnlocked())
      return false;
    else if (!g_passwordManager.IsMasterLockUnlocked(true))
      return false;
    // remove share default
    ClearDefault(type);
    return true;

  case CONTEXT_BUTTON_SET_THUMB:
    {
      if (CProfilesManager::GetInstance().GetCurrentProfile().canWriteSources() && !g_passwordManager.IsProfileLockUnlocked())
        return false;
      else if (!g_passwordManager.IsMasterLockUnlocked(true))
        return false;

      // setup our thumb list
      CFileItemList items;

      // add the current thumb, if available
      if (!share->m_strThumbnailImage.empty())
      {
        CFileItemPtr current(new CFileItem("thumb://Current", false));
        current->SetArt("thumb", share->m_strThumbnailImage);
        current->SetLabel(g_localizeStrings.Get(20016));
        items.Add(current);
      }
      else if (item->HasArt("thumb"))
      { // already have a thumb that the share doesn't know about - must be a local one, so we mayaswell reuse it.
        CFileItemPtr current(new CFileItem("thumb://Current", false));
        current->SetArt("thumb", item->GetArt("thumb"));
        current->SetLabel(g_localizeStrings.Get(20016));
        items.Add(current);
      }
      // see if there's a local thumb for this item
      std::string folderThumb = item->GetFolderThumb();
      if (XFILE::CFile::Exists(folderThumb))
      {
        CFileItemPtr local(new CFileItem("thumb://Local", false));
        local->SetArt("thumb", folderThumb);
        local->SetLabel(g_localizeStrings.Get(20017));
//.........这里部分代码省略.........

JSONRPC_STATUS CFavouritesOperations::GetFavourites(const std::string &method, ITransportLayer *transport, IClient *client, const CVariant &parameterObject, CVariant &result)
{
  CFileItemList favourites;
  CServiceBroker::GetFavouritesService().GetAll(favourites);
  
  std::string type = !parameterObject["type"].isNull() ? parameterObject["type"].asString() : "";

  std::set<std::string> fields;
  if (parameterObject.isMember("properties") && parameterObject["properties"].isArray())
  {
    for (CVariant::const_iterator_array field = parameterObject["properties"].begin_array(); field != parameterObject["properties"].end_array(); field++)
      fields.insert(field->asString());
  }

  for (int i = 0; i < favourites.Size(); i++)
  {
    CVariant object;
    CFileItemPtr item = favourites.Get(i);

    std::string function;
    std::vector<std::string> parameters;
    CUtil::SplitExecFunction(item->GetPath(), function, parameters);
    if (parameters.empty())
      continue;

    object["title"] = item->GetLabel();
    if (fields.find("thumbnail") !=  fields.end())
      object["thumbnail"] = item->GetArt("thumb");

    if (StringUtils::EqualsNoCase(function, "ActivateWindow"))
    {
      object["type"] = "window";
      if (fields.find("window") != fields.end())
      {
        if (StringUtils::IsNaturalNumber(parameters[0]))
          object["window"] = CWindowTranslator::TranslateWindow(strtol(parameters[0].c_str(), NULL, 10));
        else
          object["window"] = parameters[0];
      }
      if (fields.find("windowparameter") != fields.end())
      {
        if (parameters.size() > 1)
          object["windowparameter"] = parameters[1];
        else 
          object["windowparameter"] = "";
      }
    }
    else if (StringUtils::EqualsNoCase(function, "PlayMedia"))
    {
      object["type"] = "media";
      if (fields.find("path") !=  fields.end())
        object["path"] = parameters[0];
    }
    else if (StringUtils::EqualsNoCase(function, "RunScript"))
    {
      object["type"] = "script";
      if (fields.find("path") !=  fields.end())
        object["path"] = parameters[0];
    }
    else
      object["type"] = "unknown";
    
    if (type.empty() || type.compare(object["type"].asString()) == 0)
      result["favourites"].append(object);
  }
  
  int start, end;
  HandleLimits(parameterObject, result, result["favourites"].size(), start, end);

  return OK;
}

bool CMusicInfoLoader::LoadItem(CFileItem* pItem)
{
  if (m_pProgressCallback && !pItem->m_bIsFolder)
    m_pProgressCallback->SetProgressAdvance();

  if (pItem->m_bIsFolder || pItem->IsPlayList() || pItem->IsNFO() || pItem->IsInternetStream())
    return false;

  if (pItem->HasMusicInfoTag() && pItem->GetMusicInfoTag()->Loaded())
    return true;

  // first check the cached item
  CFileItemPtr mapItem = (*m_mapFileItems)[pItem->GetPath()];
  if (mapItem && mapItem->m_dateTime==pItem->m_dateTime && mapItem->HasMusicInfoTag() && mapItem->GetMusicInfoTag()->Loaded())
  { // Query map if we previously cached the file on HD
    *pItem->GetMusicInfoTag() = *mapItem->GetMusicInfoTag();
    pItem->SetArt("thumb", mapItem->GetArt("thumb"));
    return true;
  }

  CStdString strPath;
  URIUtils::GetDirectory(pItem->GetPath(), strPath);
  URIUtils::AddSlashAtEnd(strPath);
  if (strPath!=m_strPrevPath)
  {
    // The item is from another directory as the last one,
    // query the database for the new directory...
    m_musicDatabase.GetSongsByPath(strPath, m_songsMap);
    m_databaseHits++;
  }

  CSong *song=NULL;

  if ((song=m_songsMap.Find(pItem->GetPath()))!=NULL)
  {  // Have we loaded this item from database before
    pItem->GetMusicInfoTag()->SetSong(*song);
    pItem->SetArt("thumb", song->strThumb);
  }
  else if (pItem->IsMusicDb())
  { // a music db item that doesn't have tag loaded - grab details from the database
    XFILE::MUSICDATABASEDIRECTORY::CQueryParams param;
    XFILE::MUSICDATABASEDIRECTORY::CDirectoryNode::GetDatabaseInfo(pItem->GetPath(),param);
    CSong song;
    if (m_musicDatabase.GetSongById(param.GetSongId(), song))
    {
      pItem->GetMusicInfoTag()->SetSong(song);
      pItem->SetArt("thumb", song.strThumb);
    }
  }
  else if (g_guiSettings.GetBool("musicfiles.usetags") || pItem->IsCDDA())
  { // Nothing found, load tag from file,
    // always try to load cddb info
    // get correct tag parser
    auto_ptr<IMusicInfoTagLoader> pLoader (CMusicInfoTagLoaderFactory::CreateLoader(pItem->GetPath()));
    if (NULL != pLoader.get())
      // get tag
      pLoader->Load(pItem->GetPath(), *pItem->GetMusicInfoTag());
    m_tagReads++;
  }

  m_strPrevPath = strPath;
  return true;
}

bool CGUIDialogVideoInfo::OnMessage(CGUIMessage& message)
{
  switch ( message.GetMessage() )
  {
  case GUI_MSG_WINDOW_DEINIT:
    {
      ClearCastList();
    }
    break;

  case GUI_MSG_CLICKED:
    {
      int iControl = message.GetSenderId();
      if (iControl == CONTROL_BTN_REFRESH)
      {
        if (m_movieItem->GetVideoInfoTag()->m_iSeason < 0 && !m_movieItem->GetVideoInfoTag()->m_strShowTitle.IsEmpty()) // tv show
        {
          bool bCanceled=false;
          if (CGUIDialogYesNo::ShowAndGetInput(20377,20378,-1,-1,bCanceled))
          {
            m_bRefreshAll = true;
            CVideoDatabase db;
            if (db.Open())
            {
              db.SetPathHash(m_movieItem->GetVideoInfoTag()->m_strPath,"");
              db.Close();
            }
          }
          else
            m_bRefreshAll = false;

          if (bCanceled)
            return false;
        }
        m_bRefresh = true;
        Close();
        return true;
      }
      else if (iControl == CONTROL_BTN_TRACKS)
      {
        m_bViewReview = !m_bViewReview;
        Update();
      }
      else if (iControl == CONTROL_BTN_PLAY)
      {
        Play();
      }
      else if (iControl == CONTROL_BTN_RESUME)
      {
        Play(true);
      }
      else if (iControl == CONTROL_BTN_GET_THUMB)
      {
        OnGetArt();
      }
      else if (iControl == CONTROL_BTN_PLAY_TRAILER)
      {
        PlayTrailer();
      }
      else if (iControl == CONTROL_BTN_GET_FANART)
      {
        OnGetFanart();
      }
      else if (iControl == CONTROL_BTN_DIRECTOR)
      {
        CStdString strDirector = StringUtils::Join(m_movieItem->GetVideoInfoTag()->m_director, g_advancedSettings.m_videoItemSeparator);
        OnSearch(strDirector);
      }
      else if (iControl == CONTROL_LIST)
      {
        int iAction = message.GetParam1();
        if (ACTION_SELECT_ITEM == iAction || ACTION_MOUSE_LEFT_CLICK == iAction)
        {
          CGUIMessage msg(GUI_MSG_ITEM_SELECTED, GetID(), iControl);
          OnMessage(msg);
          int iItem = msg.GetParam1();
          if (iItem < 0 || iItem >= m_castList->Size())
            break;
          CStdString strItem = m_castList->Get(iItem)->GetLabel();
          CStdString strFind;
          strFind.Format(" %s ",g_localizeStrings.Get(20347));
          int iPos = strItem.Find(strFind);
          if (iPos == -1)
            iPos = strItem.size();
          CStdString tmp = strItem.Left(iPos);
          OnSearch(tmp);
        }
      }
    }
    break;
  case GUI_MSG_NOTIFY_ALL:
    {
      if (IsActive() && message.GetParam1() == GUI_MSG_UPDATE_ITEM && message.GetItem())
      {
        CFileItemPtr item = boost::static_pointer_cast<CFileItem>(message.GetItem());
        if (item && m_movieItem->GetPath().Equals(item->GetPath()))
        { // Just copy over the stream details and the thumb if we don't already have one
          if (!m_movieItem->HasArt("thumb"))
            m_movieItem->SetArt("thumb", item->GetArt("thumb"));
          m_movieItem->GetVideoInfoTag()->m_streamDetails = item->GetVideoInfoTag()->m_streamDetails;
//.........这里部分代码省略.........