C++ CMusicArtistInfo::GetArtist方法代码示例

void CGUIWindowMusicBase::ShowArtistInfo(const CArtist& artist, const CStdString& path, bool bShowInfo /* = true */)
{
  bool saveDb = artist.idArtist != -1;
  if (!CProfilesManager::Get().GetCurrentProfile().canWriteDatabases() && !g_passwordManager.bMasterUser)
    saveDb = false;

  CMusicArtistInfo artistInfo;
  while (1)
  {
    if (!m_musicdatabase.HasArtistInfo(artist.idArtist) ||
        !m_musicdatabase.GetArtistInfo(artist.idArtist, artistInfo.GetArtist()))
    {
      if (g_application.IsMusicScanning())
      {
        CGUIDialogOK::ShowAndGetInput(189, 14057, 0, 0);
        break;
      }

      if (!FindArtistInfo(artist.strArtist, artistInfo, bShowInfo ? SELECTION_ALLOWED : SELECTION_AUTO))
        break;

      if (!artistInfo.Loaded())
      {
        // Failed to download album info
        CGUIDialogOK::ShowAndGetInput(21889, 0, 20199, 0);
        break;
      }

      if (saveDb)
        m_musicdatabase.SetArtistInfo(artist.idArtist, artistInfo.GetArtist());
    }

    CGUIDialogMusicInfo *pDlgArtistInfo = (CGUIDialogMusicInfo*)g_windowManager.GetWindow(WINDOW_DIALOG_MUSIC_INFO);
    if (pDlgArtistInfo)
    {
      pDlgArtistInfo->SetArtist(artistInfo.GetArtist(), path);
      pDlgArtistInfo->DoModal();

      if (pDlgArtistInfo->NeedRefresh())
      {
        m_musicdatabase.DeleteArtistInfo(artist.idArtist);
        continue;
      } 
      else if (pDlgArtistInfo->HasUpdatedThumb()) 
      {
        Update(m_vecItems->GetPath());
      }
    }
    break;
  }
  if (m_dlgProgress)
    m_dlgProgress->Close();
}

INFO_RET CMusicInfoScanner::UpdateDatabaseArtistInfo(CArtist& artist, const ADDON::ScraperPtr& scraper, bool bAllowSelection, CGUIDialogProgress* pDialog /* = NULL */)
{
  if (!scraper)
    return INFO_ERROR;

  CMusicArtistInfo artistInfo;

loop:
  CLog::Log(LOGDEBUG, "%s downloading info for: %s", __FUNCTION__, artist.strArtist.c_str());
  INFO_RET artistDownloadStatus = DownloadArtistInfo(artist, scraper, artistInfo, pDialog);
  if (artistDownloadStatus == INFO_NOT_FOUND)
  {
    if (pDialog && bAllowSelection)
    {
      if (!CGUIKeyboardFactory::ShowAndGetInput(artist.strArtist, g_localizeStrings.Get(16025), false))
        return INFO_CANCELLED;
      goto loop;
    }
  }
  else if (artistDownloadStatus == INFO_ADDED)
  {
    artist.MergeScrapedArtist(artistInfo.GetArtist(), CSettings::Get().GetBool("musiclibrary.overridetags"));
    m_musicDatabase.Open();
    m_musicDatabase.UpdateArtist(artist);
    m_musicDatabase.GetArtistPath(artist.idArtist, artist.strPath);
    m_musicDatabase.SetArtForItem(artist.idArtist, MediaTypeArtist, GetArtistArtwork(artist));
    m_musicDatabase.Close();
    artistInfo.SetLoaded();
  }
  return artistDownloadStatus;
}

bool CGUIWindowMusicBase::FindArtistInfo(const CStdString& strArtist, CMusicArtistInfo& artist, const SScraperInfo& info, ALLOW_SELECTION allowSelection)
{
  // quietly return if Internet lookups are disabled
  if (!g_guiSettings.GetBool("network.enableinternet")) return false;

  // show dialog box indicating we're searching the album
  if (m_dlgProgress && allowSelection != SELECTION_AUTO)
  {
    m_dlgProgress->SetHeading(21889);
    m_dlgProgress->SetLine(0, strArtist);
    m_dlgProgress->SetLine(1, "");
    m_dlgProgress->SetLine(2, "");
    m_dlgProgress->StartModal();
  }

  CMusicInfoScanner scanner;
  CStdString strPath;
  long idArtist = m_musicdatabase.GetArtistByName(strArtist);
  strPath.Format("musicdb://2/%u/",idArtist);
  if (!scanner.DownloadArtistInfo(strPath,strArtist,m_dlgProgress))
  { // no albums found
    CGUIDialogOK::ShowAndGetInput(21889, 0, 20198, 0);
    return false;
  }

  m_musicdatabase.GetArtistInfo(idArtist,artist.GetArtist());
  artist.SetLoaded(true);
  return true;
}

void CGUIWindowMusicBase::ShowArtistInfo(const CFileItem *pItem, bool bShowInfo /* = true */)
{
  CQueryParams params;
  CDirectoryNode::GetDatabaseInfo(pItem->GetPath(), params);
  CMusicArtistInfo artistInfo;
  while (1)
  {
    // Check if we have the information in the database first
    if (!m_musicdatabase.HasArtistInfo(params.GetArtistId()) ||
        !m_musicdatabase.GetArtistInfo(params.GetArtistId(), artistInfo.GetArtist()))
    {
      if (!CProfilesManager::Get().GetCurrentProfile().canWriteDatabases() && !g_passwordManager.bMasterUser)
        break; // should display a dialog saying no permissions

      if (g_application.IsMusicScanning())
      {
        CGUIDialogOK::ShowAndGetInput(189, 14057, 0, 0);
        break;
      }

      // show dialog box indicating we're searching the album
      if (m_dlgProgress && bShowInfo)
      {
        m_dlgProgress->SetHeading(21889);
        m_dlgProgress->SetLine(0, pItem->GetMusicInfoTag()->GetArtist());
        m_dlgProgress->SetLine(1, "");
        m_dlgProgress->SetLine(2, "");
        m_dlgProgress->StartModal();
      }

      CMusicInfoScanner scanner;
      if (scanner.UpdateDatabaseArtistInfo(pItem->GetPath(), artistInfo, bShowInfo) != INFO_ADDED || !artistInfo.Loaded())
      {
        CGUIDialogOK::ShowAndGetInput(21889, 0, 20199, 0);
        break;
      }
    }

    if (m_dlgProgress)
      m_dlgProgress->Close();

    CGUIDialogMusicInfo *pDlgArtistInfo = (CGUIDialogMusicInfo*)g_windowManager.GetWindow(WINDOW_DIALOG_MUSIC_INFO);
    if (pDlgArtistInfo)
    {
      CStdString strPath;
      m_musicdatabase.GetArtistPath(params.GetArtistId(), strPath);
      pDlgArtistInfo->SetArtist(artistInfo.GetArtist(), strPath);
      pDlgArtistInfo->DoModal();

      if (pDlgArtistInfo->NeedRefresh())
      {
        m_musicdatabase.DeleteArtistInfo(params.GetArtistId());
        continue;
      } 
      else if (pDlgArtistInfo->HasUpdatedThumb()) 
      {
        Update(m_vecItems->GetPath());
      }
    }
    break;
  }
  if (m_dlgProgress)
    m_dlgProgress->Close();
}

void CGUIWindowMusicBase::ShowArtistInfo(const CArtist& artist, const CStdString& path, bool bRefresh, bool bShowInfo)
{
  bool saveDb = artist.idArtist != -1;
  if (!g_settings.m_vecProfiles[g_settings.m_iLastLoadedProfileIndex].canWriteDatabases() && !g_passwordManager.bMasterUser)
    saveDb = false;

  // check cache
  CArtist artistInfo;
  if (!bRefresh && m_musicdatabase.GetArtistInfo(artist.idArtist, artistInfo))
  {
    if (!bShowInfo)
      return;

    CGUIWindowMusicInfo *pDlgAlbumInfo = (CGUIWindowMusicInfo*)m_gWindowManager.GetWindow(WINDOW_MUSIC_INFO);
    if (pDlgAlbumInfo)
    {
      pDlgAlbumInfo->SetArtist(artistInfo, path);
      if (bShowInfo)
        pDlgAlbumInfo->DoModal();
      else
        pDlgAlbumInfo->RefreshThumb();  // downloads the thumb if we don't already have one

      if (!pDlgAlbumInfo->NeedRefresh())
      {
        if (pDlgAlbumInfo->HasUpdatedThumb())
          Update(m_vecItems->m_strPath);

        return;
      }
      bRefresh = true;
      m_musicdatabase.DeleteArtistInfo(artistInfo.idArtist);
    }
  }

  // If we are scanning for music info in the background,
  // other writing access to the database is prohibited.
  CGUIDialogMusicScan* dlgMusicScan = (CGUIDialogMusicScan*)m_gWindowManager.GetWindow(WINDOW_DIALOG_MUSIC_SCAN);
  if (dlgMusicScan->IsDialogRunning())
  {
    CGUIDialogOK::ShowAndGetInput(189, 14057, 0, 0);
    return;
  }

  // find album info
  SScraperInfo scraper;
  if (!m_musicdatabase.GetScraperForPath(path,scraper))
    return;

  CMusicArtistInfo info;
  if (FindArtistInfo(artist.strArtist, info, scraper, bShowInfo ? (bRefresh ? SELECTION_FORCED : SELECTION_ALLOWED) : SELECTION_AUTO))
  {
    // download the album info
    if ( info.Loaded() )
    {
      if (saveDb)
      {
        // save to database
        m_musicdatabase.SetArtistInfo(artist.idArtist, info.GetArtist());
      }
      if (m_dlgProgress && bShowInfo)
        m_dlgProgress->Close();

      // ok, show album info
      CGUIWindowMusicInfo *pDlgAlbumInfo = (CGUIWindowMusicInfo*)m_gWindowManager.GetWindow(WINDOW_MUSIC_INFO);
      if (pDlgAlbumInfo)
      {
        pDlgAlbumInfo->SetArtist(info.GetArtist(), path);
        if (bShowInfo)
          pDlgAlbumInfo->DoModal();
        else
          pDlgAlbumInfo->RefreshThumb();  // downloads the thumb if we don't already have one

        CArtist artistInfo = info.GetArtist();
        artistInfo.idArtist = artist.idArtist;
/*
        if (pDlgAlbumInfo->HasUpdatedThumb())
          UpdateThumb(artistInfo, path);
*/
        // just update for now
        Update(m_vecItems->m_strPath);
        if (pDlgAlbumInfo->NeedRefresh())
        {
          m_musicdatabase.DeleteArtistInfo(artistInfo.idArtist);
          ShowArtistInfo(artist, path, true, bShowInfo);
          return;
        }
      }
    }
    else
    {
      // failed 2 download album info
      CGUIDialogOK::ShowAndGetInput(21889, 0, 20199, 0);
    }
  }

  if (m_dlgProgress && bShowInfo)
    m_dlgProgress->Close();
}