C++ CEpgInfoTag类代码示例

bool CEpg::InfoTagNow(CEpgInfoTag &tag) const
{
  CSingleLock lock(m_critSection);
  if (!m_nowActive || !m_nowActive->IsActive())
  {
    CDateTime now = CDateTime::GetCurrentDateTime().GetAsUTCDateTime();
    /* one of the first items will always match if the list is sorted */
    for (unsigned int iTagPtr = 0; iTagPtr < size(); iTagPtr++)
    {
      CEpgInfoTag *tag = at(iTagPtr);
      if (tag->StartAsUTC() <= now && tag->EndAsUTC() > now)
      {
        m_nowActive = tag;
        break;
      }
    }
  }

  if (m_nowActive)
    tag = *m_nowActive;
  return m_nowActive != NULL;
}

CEpgInfoTagPtr CEpg::GetPreviousEvent(const CEpgInfoTag& tag) const
{
  CSingleLock lock(m_critSection);
  std::map<CDateTime, CEpgInfoTagPtr>::const_iterator it = m_tags.find(tag.StartAsUTC());
  if (it != m_tags.end() && it != m_tags.begin())
  {
    --it;
    return it->second;
  }

  CEpgInfoTagPtr retVal;
  return retVal;
}

bool CGUIWindowPVRCommon::ActionPlayEpg(CFileItem *item)
{
  bool bReturn = false;

  CEpgInfoTag *epgTag = item->GetEPGInfoTag();
  if (!epgTag)
    return bReturn;

  const CPVRChannel *channel = epgTag->ChannelTag();
  if (!channel || channel->ChannelNumber() > 0)
    return bReturn;

  bReturn = g_application.PlayFile(CFileItem(*channel));

  if (!bReturn)
  {
    /* cannot play file */
    CGUIDialogOK::ShowAndGetInput(19033,0,19035,0);
  }

  return bReturn;
}

bool CGUIWindowPVRCommon::ActionPlayEpg(CFileItem *item)
{
  CEpgInfoTag *epgTag = item->GetEPGInfoTag();
  if (!epgTag)
    return false;

  CPVRChannelPtr channel = epgTag->ChannelTag();
  if (!channel || channel->ChannelNumber() > 0 ||
      !g_PVRManager.CheckParentalLock(*channel))
    return false;

  PlayBackRet ret = g_application.PlayFile(CFileItem(*channel));

  if (ret == PLAYBACK_FAIL)
  {
    CStdString msg;
    msg.Format(g_localizeStrings.Get(19035).c_str(), channel->ChannelName().c_str()); // CHANNELNAME could not be played. Check the log for details.
    CGUIDialogOK::ShowAndGetInput(19033, 0, msg, 0);
  }

  return ret == PLAYBACK_OK;
}

bool EpgSearchFilter::MatchChannelNumber(const CEpgInfoTag &tag) const
{
  bool bReturn(true);

  if (m_iChannelNumber != EPG_SEARCH_UNSET && g_PVRManager.IsStarted())
  {
    const CPVRChannelGroup *group = (m_iChannelGroup != EPG_SEARCH_UNSET) ? g_PVRChannelGroups->GetByIdFromAll(m_iChannelGroup) : g_PVRChannelGroups->GetGroupAllTV();
    if (!group)
      group = CPVRManager::Get().ChannelGroups()->GetGroupAllTV();

    bReturn = (m_iChannelNumber == (int) group->GetChannelNumber(*tag.ChannelTag()));
  }

  return bReturn;
}

bool CEpg::IsRemovableTag(const CEpgInfoTag &tag) const
{
  return !tag.HasTimer();
}

CPVRTimerInfoTag::~CPVRTimerInfoTag(void)
{
  CEpgInfoTag *tag = GetEpgInfoTag();
  if (tag)
    tag->OnTimerDeleted();
}

int CEpgDatabase::Persist(const CEpgInfoTag &tag, bool bSingleUpdate /* = true */, bool bLastUpdate /* = false */)
{
  int iReturn = -1;

  const CEpg *epg = tag.GetTable();
  if (!epg || epg->EpgID() <= 0)
  {
    CLog::Log(LOGERROR, "%s - tag '%s' does not have a valid table", __FUNCTION__, tag.Title().c_str());
    return iReturn;
  }

  time_t iStartTime, iEndTime, iFirstAired;
  tag.StartAsUTC().GetAsTime(iStartTime);
  tag.EndAsUTC().GetAsTime(iEndTime);
  tag.FirstAiredAsUTC().GetAsTime(iFirstAired);
  int iEpgId = epg->EpgID();

  int iBroadcastId = tag.BroadcastId();
  if (iBroadcastId <= 0)
  {
    CStdString strWhereClause;
    if (tag.UniqueBroadcastID() > 0)
    {
      strWhereClause = FormatSQL("(iBroadcastUid = '%u' OR iStartTime = %u) AND idEpg = %u",
          tag.UniqueBroadcastID(), iStartTime, iEpgId);
    }
    else
    {
      strWhereClause = FormatSQL("iStartTime = %u AND idEpg = '%u'",
          iStartTime, iEpgId);
    }
    CStdString strValue = GetSingleValue("epgtags", "idBroadcast", strWhereClause);

    if (!strValue.IsEmpty())
      iBroadcastId = atoi(strValue);
  }

  CStdString strQuery;

  if (iBroadcastId < 0)
  {
    strQuery = FormatSQL("INSERT INTO epgtags (idEpg, iStartTime, "
        "iEndTime, sTitle, sPlotOutline, sPlot, iGenreType, iGenreSubType, "
        "iFirstAired, iParentalRating, iStarRating, bNotify, iSeriesId, "
        "iEpisodeId, iEpisodePart, sEpisodeName, iBroadcastUid) "
        "VALUES (%u, %u, %u, '%s', '%s', '%s', %i, %i, %u, %i, %i, %i, %i, %i, %i, '%s', %i);",
        iEpgId, iStartTime, iEndTime,
        tag.Title().c_str(), tag.PlotOutline().c_str(), tag.Plot().c_str(), tag.GenreType(), tag.GenreSubType(),
        iFirstAired, tag.ParentalRating(), tag.StarRating(), tag.Notify(),
        tag.SeriesNum(), tag.EpisodeNum(), tag.EpisodePart(), tag.EpisodeName().c_str(),
        tag.UniqueBroadcastID());
  }
  else
  {
    strQuery = FormatSQL("REPLACE INTO epgtags (idEpg, iStartTime, "
        "iEndTime, sTitle, sPlotOutline, sPlot, iGenreType, iGenreSubType, "
        "iFirstAired, iParentalRating, iStarRating, bNotify, iSeriesId, "
        "iEpisodeId, iEpisodePart, sEpisodeName, iBroadcastUid, idBroadcast) "
        "VALUES (%u, %u, %u, '%s', '%s', '%s', %i, %i, %u, %i, %i, %i, %i, %i, %i, '%s', %i, %i);",
        iEpgId, iStartTime, iEndTime,
        tag.Title().c_str(), tag.PlotOutline().c_str(), tag.Plot().c_str(), tag.GenreType(), tag.GenreSubType(),
        tag.FirstAiredAsUTC().GetAsDBDateTime().c_str(), tag.ParentalRating(), tag.StarRating(), tag.Notify(),
        tag.SeriesNum(), tag.EpisodeNum(), tag.EpisodePart(), tag.EpisodeName().c_str(),
        tag.UniqueBroadcastID(), iBroadcastId);
  }

  if (bSingleUpdate)
  {
    if (ExecuteQuery(strQuery))
      iReturn = (int) m_pDS->lastinsertid();
  }
  else
  {
    QueueInsertQuery(strQuery);

    if (bLastUpdate)
      CommitInsertQueries();

    iReturn = 0;
  }

  return iReturn;
}

bool EpgSearchFilter::FilterEntry(const CEpgInfoTag &tag) const
{
  if (m_iGenreType != -1)
  {
    if (tag.GenreType() != m_iGenreType &&
        (!m_bIncludeUnknownGenres &&
        ((tag.GenreType() < EVCONTENTMASK_USERDEFINED || tag.GenreType() >= EVCONTENTMASK_MOVIEDRAMA))))
    {
      return false;
    }
  }
  if (m_iMinimumDuration != -1)
  {
    if (tag.GetDuration() < (m_iMinimumDuration*60))
      return false;
  }
  if (m_iMaximumDuration != -1)
  {
    if (tag.GetDuration() > (m_iMaximumDuration*60))
      return false;
  }

  int timeTag = (tag.Start().GetHour()*60 + tag.Start().GetMinute());

  if (timeTag < (m_startTime.wHour*60 + m_startTime.wMinute))
    return false;

  if (timeTag > (m_endTime.wHour*60 + m_endTime.wMinute))
    return false;

  if (tag.Start() < m_startDate)
    return false;

  if (tag.Start() > m_endDate)
    return false;

  if (m_strSearchTerm != "")
  {
    cTextSearch search(tag.Title(), m_strSearchTerm, m_bIsCaseSensitive);
    if (!search.DoSearch())
    {
      if (m_bSearchInDescription)
      {
        search.SetText(tag.PlotOutline(), m_strSearchTerm, m_bIsCaseSensitive);
        if (!search.DoSearch())
        {
          search.SetText(tag.Plot(), m_strSearchTerm, m_bIsCaseSensitive);
          if (!search.DoSearch())
            return false;
        }
      }
      else
        return false;
    }
  }
  return true;
}

int CEpgDatabase::Persist(const CEpgInfoTag &tag, bool bSingleUpdate /* = true */)
{
  int iReturn(-1);

  if (tag.EpgID() <= 0)
  {
    CLog::Log(LOGERROR, "%s - tag '%s' does not have a valid table", __FUNCTION__, tag.Title(true).c_str());
    return iReturn;
  }

  time_t iStartTime, iEndTime, iFirstAired;
  tag.StartAsUTC().GetAsTime(iStartTime);
  tag.EndAsUTC().GetAsTime(iEndTime);
  tag.FirstAiredAsUTC().GetAsTime(iFirstAired);

  int iBroadcastId = tag.BroadcastId();
  std::string strQuery;
  
  /* Only store the genre string when needed */
  std::string strGenre = (tag.GenreType() == EPG_GENRE_USE_STRING) ? StringUtils::Join(tag.Genre(), g_advancedSettings.m_videoItemSeparator) : "";

  if (iBroadcastId < 0)
  {
    strQuery = PrepareSQL("REPLACE INTO epgtags (idEpg, iStartTime, "
        "iEndTime, sTitle, sPlotOutline, sPlot, sIconPath, iGenreType, iGenreSubType, sGenre, "
        "iFirstAired, iParentalRating, iStarRating, bNotify, iSeriesId, "
        "iEpisodeId, iEpisodePart, sEpisodeName, iBroadcastUid, sRecordingId) "
        "VALUES (%u, %u, %u, '%s', '%s', '%s', '%s', %i, %i, '%s', %u, %i, %i, %i, %i, %i, %i, '%s', %i, '%s');",
        tag.EpgID(), iStartTime, iEndTime,
        tag.Title(true).c_str(), tag.PlotOutline(true).c_str(), tag.Plot(true).c_str(), tag.Icon().c_str(), tag.GenreType(), tag.GenreSubType(), strGenre.c_str(),
        iFirstAired, tag.ParentalRating(), tag.StarRating(), tag.Notify(),
        tag.SeriesNum(), tag.EpisodeNum(), tag.EpisodePart(), tag.EpisodeName().c_str(),
        tag.UniqueBroadcastID(), tag.RecordingId().c_str());
  }
  else
  {
    strQuery = PrepareSQL("REPLACE INTO epgtags (idEpg, iStartTime, "
        "iEndTime, sTitle, sPlotOutline, sPlot, sIconPath, iGenreType, iGenreSubType, sGenre, "
        "iFirstAired, iParentalRating, iStarRating, bNotify, iSeriesId, "
        "iEpisodeId, iEpisodePart, sEpisodeName, iBroadcastUid, idBroadcast, sRecordingId) "
        "VALUES (%u, %u, %u, '%s', '%s', '%s', '%s', %i, %i, '%s', %u, %i, %i, %i, %i, %i, %i, '%s', %i, %i, '%s');",
        tag.EpgID(), iStartTime, iEndTime,
        tag.Title(true).c_str(), tag.PlotOutline(true).c_str(), tag.Plot(true).c_str(), tag.Icon().c_str(), tag.GenreType(), tag.GenreSubType(), strGenre.c_str(),
        iFirstAired, tag.ParentalRating(), tag.StarRating(), tag.Notify(),
        tag.SeriesNum(), tag.EpisodeNum(), tag.EpisodePart(), tag.EpisodeName().c_str(),
        tag.UniqueBroadcastID(), iBroadcastId, tag.RecordingId().c_str());
  }

  if (bSingleUpdate)
  {
    if (ExecuteQuery(strQuery))
      iReturn = (int) m_pDS->lastinsertid();
  }
  else
  {
    QueueInsertQuery(strQuery);
    iReturn = 0;
  }

  return iReturn;
}

bool EpgSearchFilter::MatchStartAndEndTimes(const CEpgInfoTag &tag) const
{
  return (tag.StartAsLocalTime() >= m_startDateTime && tag.EndAsLocalTime() <= m_endDateTime);
}

bool EpgSearchFilter::MatchChannelType(const CEpgInfoTag &tag) const
{
  return (g_PVRManager.IsStarted() && tag.ChannelTag()->IsRadio() == m_bIsRadio);
}

int CEpgDatabase::Persist(const CEpgInfoTag &tag, bool bSingleUpdate /* = true */)
{
  int iReturn(-1);

  const CEpg *epg = tag.GetTable();
  if (!epg || epg->EpgID() <= 0)
  {
    CLog::Log(LOGERROR, "%s - tag '%s' does not have a valid table", __FUNCTION__, tag.Title().c_str());
    return iReturn;
  }

  time_t iStartTime, iEndTime, iFirstAired;
  tag.StartAsUTC().GetAsTime(iStartTime);
  tag.EndAsUTC().GetAsTime(iEndTime);
  tag.FirstAiredAsUTC().GetAsTime(iFirstAired);
  int iEpgId = epg->EpgID();

  if (bSingleUpdate)
  {
    Delete(*tag.GetTable(), iStartTime, iEndTime);
  }

  int iBroadcastId = tag.BroadcastId();
  CSingleLock lock(m_critSection);
  CStdString strQuery;
  
  /* Only store the genre string when needed */
  CStdString strGenre = (tag.GenreType() == EPG_GENRE_USE_STRING) ? tag.Genre() : "";

  if (iBroadcastId < 0)
  {
    strQuery = FormatSQL("INSERT INTO epgtags (idEpg, iStartTime, "
        "iEndTime, sTitle, sPlotOutline, sPlot, iGenreType, iGenreSubType, sGenre, "
        "iFirstAired, iParentalRating, iStarRating, bNotify, iSeriesId, "
        "iEpisodeId, iEpisodePart, sEpisodeName, iBroadcastUid) "
        "VALUES (%u, %u, %u, '%s', '%s', '%s', %i, %i, '%s', %u, %i, %i, %i, %i, %i, %i, '%s', %i);",
        iEpgId, iStartTime, iEndTime,
        tag.Title().c_str(), tag.PlotOutline().c_str(), tag.Plot().c_str(), tag.GenreType(), tag.GenreSubType(), strGenre.c_str(),
        iFirstAired, tag.ParentalRating(), tag.StarRating(), tag.Notify(),
        tag.SeriesNum(), tag.EpisodeNum(), tag.EpisodePart(), tag.EpisodeName().c_str(),
        tag.UniqueBroadcastID());
  }
  else
  {
    strQuery = FormatSQL("REPLACE INTO epgtags (idEpg, iStartTime, "
        "iEndTime, sTitle, sPlotOutline, sPlot, iGenreType, iGenreSubType, sGenre, "
        "iFirstAired, iParentalRating, iStarRating, bNotify, iSeriesId, "
        "iEpisodeId, iEpisodePart, sEpisodeName, iBroadcastUid, idBroadcast) "
        "VALUES (%u, %u, %u, '%s', '%s', '%s', %i, %i, '%s', %u, %i, %i, %i, %i, %i, %i, '%s', %i, %i);",
        iEpgId, iStartTime, iEndTime,
        tag.Title().c_str(), tag.PlotOutline().c_str(), tag.Plot().c_str(), tag.GenreType(), tag.GenreSubType(), strGenre.c_str(),
        iFirstAired, tag.ParentalRating(), tag.StarRating(), tag.Notify(),
        tag.SeriesNum(), tag.EpisodeNum(), tag.EpisodePart(), tag.EpisodeName().c_str(),
        tag.UniqueBroadcastID(), iBroadcastId);
  }

  if (bSingleUpdate)
  {
    if (ExecuteQuery(strQuery))
      iReturn = (int) m_pDS->lastinsertid();
  }
  else
  {
    QueueInsertQuery(strQuery);
    iReturn = 0;
  }

  return iReturn;
}

bool CPVRManager::UpdateItem(CFileItem& item)
{
  /* Don't update if a recording is played */
  if (item.IsPVRRecording())
    return false;

  if (!item.IsPVRChannel())
  {
    CLog::Log(LOGERROR, "CPVRManager - %s - no channel tag provided", __FUNCTION__);
    return false;
  }

  CSingleLock lock(m_critSection);
  if (!m_currentFile || *m_currentFile->GetPVRChannelInfoTag() == *item.GetPVRChannelInfoTag())
    return false;

  g_application.CurrentFileItem() = *m_currentFile;
  g_infoManager.SetCurrentItem(*m_currentFile);

  CPVRChannel* channelTag = item.GetPVRChannelInfoTag();
  CEpgInfoTag epgTagNow;
  bool bHasTagNow = channelTag->GetEPGNow(epgTagNow);

  if (channelTag->IsRadio())
  {
    CMusicInfoTag* musictag = item.GetMusicInfoTag();
    if (musictag)
    {
      musictag->SetTitle(bHasTagNow ?
          epgTagNow.Title() :
          g_guiSettings.GetBool("epg.hidenoinfoavailable") ?
              StringUtils::EmptyString :
              g_localizeStrings.Get(19055)); // no information available
      if (bHasTagNow)
        musictag->SetGenre(epgTagNow.Genre());
      musictag->SetDuration(bHasTagNow ? epgTagNow.GetDuration() : 3600);
      musictag->SetURL(channelTag->Path());
      musictag->SetArtist(channelTag->ChannelName());
      musictag->SetAlbumArtist(channelTag->ChannelName());
      musictag->SetLoaded(true);
      musictag->SetComment(StringUtils::EmptyString);
      musictag->SetLyrics(StringUtils::EmptyString);
    }
  }
  else
  {
    CVideoInfoTag *videotag = item.GetVideoInfoTag();
    if (videotag)
    {
      videotag->m_strTitle = bHasTagNow ?
          epgTagNow.Title() :
          g_guiSettings.GetBool("epg.hidenoinfoavailable") ?
              StringUtils::EmptyString :
              g_localizeStrings.Get(19055); // no information available
      if (bHasTagNow)
        videotag->m_genre = epgTagNow.Genre();
      videotag->m_strPath = channelTag->Path();
      videotag->m_strFileNameAndPath = channelTag->Path();
      videotag->m_strPlot = bHasTagNow ? epgTagNow.Plot() : StringUtils::EmptyString;
      videotag->m_strPlotOutline = bHasTagNow ? epgTagNow.PlotOutline() : StringUtils::EmptyString;
      videotag->m_iEpisode = bHasTagNow ? epgTagNow.EpisodeNum() : 0;
    }
  }

  return false;
}

bool CEpgInfoTag::Update(const CEpgInfoTag &tag, bool bUpdateBroadcastId /* = true */)
{
  bool bChanged(false);
  {
    CSingleLock lock(m_critSection);
    bChanged = (m_pvrChannel != tag.m_pvrChannel);
  }

  {
    bChanged |= (
        m_strTitle           != tag.m_strTitle ||
        m_strPlotOutline     != tag.m_strPlotOutline ||
        m_strPlot            != tag.m_strPlot ||
        m_strOriginalTitle   != tag.m_strOriginalTitle ||
        m_strCast            != tag.m_strCast ||
        m_strDirector        != tag.m_strDirector ||
        m_strWriter          != tag.m_strWriter ||
        m_iYear              != tag.m_iYear ||
        m_strIMDBNumber      != tag.m_strIMDBNumber ||
        m_startTime          != tag.m_startTime ||
        m_endTime            != tag.m_endTime ||
        m_iGenreType         != tag.m_iGenreType ||
        m_iGenreSubType      != tag.m_iGenreSubType ||
        m_firstAired         != tag.m_firstAired ||
        m_iParentalRating    != tag.m_iParentalRating ||
        m_iStarRating        != tag.m_iStarRating ||
        m_bNotify            != tag.m_bNotify ||
        m_iEpisodeNumber     != tag.m_iEpisodeNumber ||
        m_iEpisodePart       != tag.m_iEpisodePart ||
        m_iSeriesNumber      != tag.m_iSeriesNumber ||
        m_strEpisodeName     != tag.m_strEpisodeName ||
        m_iUniqueBroadcastID != tag.m_iUniqueBroadcastID ||
        EpgID()              != tag.EpgID() ||
        m_genre              != tag.m_genre ||
        m_strIconPath        != tag.m_strIconPath
    );
    if (bUpdateBroadcastId)
      bChanged |= (m_iBroadcastId != tag.m_iBroadcastId);

    if (bChanged)
    {
      if (bUpdateBroadcastId)
        m_iBroadcastId     = tag.m_iBroadcastId;

      m_strTitle           = tag.m_strTitle;
      m_strPlotOutline     = tag.m_strPlotOutline;
      m_strPlot            = tag.m_strPlot;
      m_strOriginalTitle   = tag.m_strOriginalTitle;
      m_strCast            = tag.m_strCast;
      m_strDirector        = tag.m_strDirector;
      m_strWriter          = tag.m_strWriter;
      m_iYear              = tag.m_iYear;
      m_strIMDBNumber      = tag.m_strIMDBNumber;
      m_startTime          = tag.m_startTime;
      m_endTime            = tag.m_endTime;
      m_iGenreType         = tag.m_iGenreType;
      m_iGenreSubType      = tag.m_iGenreSubType;
      m_epg                = tag.m_epg;

      {
        CSingleLock lock(m_critSection);
        m_pvrChannel       = tag.m_pvrChannel;
      }

      if (m_iGenreType == EPG_GENRE_USE_STRING)
      {
        /* No type/subtype. Use the provided description */
        m_genre            = tag.m_genre;
      }
      else
      {
        /* Determine genre description by type/subtype */
        m_genre = StringUtils::Split(CEpg::ConvertGenreIdToString(tag.m_iGenreType, tag.m_iGenreSubType), g_advancedSettings.m_videoItemSeparator);
      }
      m_firstAired         = tag.m_firstAired;
      m_iParentalRating    = tag.m_iParentalRating;
      m_iStarRating        = tag.m_iStarRating;
      m_bNotify            = tag.m_bNotify;
      m_iEpisodeNumber     = tag.m_iEpisodeNumber;
      m_iEpisodePart       = tag.m_iEpisodePart;
      m_iSeriesNumber      = tag.m_iSeriesNumber;
      m_strEpisodeName     = tag.m_strEpisodeName;
      m_iUniqueBroadcastID = tag.m_iUniqueBroadcastID;
      m_strIconPath        = tag.m_strIconPath;
    }
  }
  if (bChanged)
    UpdatePath();

  return bChanged;
}