C++ CSmartPlaylist::Load方法代码示例

//.........这里部分代码省略.........
    {
      videodatabase.GetEpisodesNav(basePath + "titles/-1/-1/", items);
      // we need to replace the db label (<season>x<episode> <title>) with the title only
      CLabelFormatter format("%T", "");
      for (int i = 0; i < items.Size(); i++)
        format.FormatLabel(items[i].get());
      iLabel = 20360;
    }
    else if (m_type.Equals("musicvideos"))
    {
      videodatabase.GetMusicVideosNav(basePath + "titles/", items);
      iLabel = 20389;
    }
    else
      assert(false);
  }
  else if (m_rule.m_field == FieldPlaylist || m_rule.m_field == FieldVirtualFolder)
  {
    // use filebrowser to grab another smart playlist

    // Note: This can cause infinite loops (playlist that refers to the same playlist) but I don't
    //       think there's any decent way to deal with this, as the infinite loop may be an arbitrary
    //       number of playlists deep, eg playlist1 -> playlist2 -> playlist3 ... -> playlistn -> playlist1
    CStdString path = "special://videoplaylists/";
    if (m_type.Equals("songs") || m_type.Equals("albums") || m_type.Equals("artists"))
      path = "special://musicplaylists/";
    XFILE::CDirectory::GetDirectory(path, items, ".xsp", XFILE::DIR_FLAG_NO_FILE_DIRS);
    for (int i = 0; i < items.Size(); i++)
    {
      CFileItemPtr item = items[i];
      CSmartPlaylist playlist;
      // don't list unloadable smartplaylists or any referencable smartplaylists
      // which do not match the type of the current smartplaylist
      if (!playlist.Load(item->GetPath()) ||
         (m_rule.m_field == FieldPlaylist &&
         (!CSmartPlaylist::CheckTypeCompatibility(m_type, playlist.GetType()) ||
         (!playlist.GetGroup().empty() || playlist.IsGroupMixed()))))
      {
        items.Remove(i);
        i -= 1;
        continue;
      }

      if (!playlist.GetName().empty())
        item->SetLabel(playlist.GetName());
    }
    iLabel = 559;
  }
  else if (m_rule.m_field == FieldPath)
  {
    VECSOURCES sources;
    if (m_type == "songs" || m_type == "mixed")
      sources = *CMediaSourceSettings::Get().GetSources("music");
    if (m_type != "songs")
    {
      VECSOURCES sources2 = *CMediaSourceSettings::Get().GetSources("video");
      sources.insert(sources.end(),sources2.begin(),sources2.end());
    }
    g_mediaManager.GetLocalDrives(sources);
    
    CStdString path = m_rule.GetParameter();
    CGUIDialogFileBrowser::ShowAndGetDirectory(sources, g_localizeStrings.Get(657), path, false);
    if (m_rule.m_parameter.size() > 0)
      m_rule.m_parameter.clear();
    if (!path.empty())
      m_rule.m_parameter.push_back(path);

bool CPartyModeManager::Enable(PartyModeContext context /*= PARTYMODECONTEXT_MUSIC*/, const CStdString& strXspPath /*= ""*/)
{
  // Filter using our PartyMode xml file
  CSmartPlaylist playlist;
  CStdString partyModePath;

  m_bIsVideo = context == PARTYMODECONTEXT_VIDEO;
  if (!strXspPath.IsEmpty()) //if a path to a smartplaylist is supplied use it
    partyModePath = strXspPath;
  else if (m_bIsVideo)
    partyModePath = g_settings.GetUserDataItem("PartyMode-Video.xsp");
  else
    partyModePath = g_settings.GetUserDataItem("PartyMode.xsp");
  if (playlist.Load(partyModePath))
  {
    m_type = playlist.GetType();
    if (context == PARTYMODECONTEXT_UNKNOWN)
    {
      //get it from the xsp file
      m_bIsVideo = (m_type.Equals("video") || m_type.Equals("mixed"));
    }
    if (m_type.Equals("mixed"))
      playlist.SetType("music");
    m_strCurrentFilterMusic = playlist.GetWhereClause();
    if (m_type.Equals("mixed"))
      playlist.SetType("video");
    m_strCurrentFilterVideo = playlist.GetWhereClause();
    playlist.SetType(m_type);
  }
  else
  {
    m_strCurrentFilterMusic.Empty();
    m_strCurrentFilterVideo.Empty();
    m_type = m_bIsVideo ? "video" : "music";
  }

  CGUIDialogProgress* pDialog = (CGUIDialogProgress*)m_gWindowManager.GetWindow(WINDOW_DIALOG_PROGRESS);
  int iHeading = (m_bIsVideo ? 20250 : 20121);
  int iLine0 = (m_bIsVideo ? 20251 : 20123);
  pDialog->SetHeading(iHeading);
  pDialog->SetLine(0, iLine0);
  pDialog->SetLine(1, "");
  pDialog->SetLine(2, "");
  pDialog->StartModal();

  ClearState();
  DWORD time = timeGetTime();
  vector<pair<int,long> > songIDs;
  if (m_type.Equals("music") || m_type.Equals("mixed"))
  {
    CMusicDatabase musicdatabase;
    if (musicdatabase.Open())
    {
      CLog::Log(LOGINFO, "PARTY MODE MANAGER: Registering filter:[%s]", m_strCurrentFilterMusic.c_str());
      m_iMatchingSongs = (int)musicdatabase.GetSongIDs(m_strCurrentFilterMusic, songIDs);
      if (m_iMatchingSongs < 1 && m_type.Equals("music"))
      {
        pDialog->Close();
        musicdatabase.Close();
        OnError(16031, (CStdString)"Party mode found no matching songs. Aborting.");
        return false;
      }
    }
    else
    {
      pDialog->Close();
      OnError(16033, (CStdString)"Party mode could not open database. Aborting.");
      return false;
    }
    musicdatabase.Close();
  }
  if (m_type.Equals("video") || m_type.Equals("mixed"))
  {
    vector<pair<int,long> > songIDs2;
    CVideoDatabase database;
    if (database.Open())
    {
      CLog::Log(LOGINFO, "PARTY MODE MANAGER: Registering filter:[%s]", m_strCurrentFilterVideo.c_str());
      m_iMatchingSongs += (int)database.GetMusicVideoIDs(m_strCurrentFilterVideo, songIDs2);
      if (m_iMatchingSongs < 1)
      {
        pDialog->Close();
        database.Close();
        OnError(16031, (CStdString)"Party mode found no matching songs. Aborting.");
        return false;
      }
    }
    else
    {
      pDialog->Close();
      OnError(16033, (CStdString)"Party mode could not open database. Aborting.");
      return false;
    }
    database.Close();
    songIDs.insert(songIDs.end(),songIDs2.begin(),songIDs2.end());
  }

  // calculate history size
  if (m_iMatchingSongs < 50)
    m_songsInHistory = 0;
//.........这里部分代码省略.........