CEpgPtr CEpgContainer::CreateChannelEpg(CPVRChannelPtr channel)
{
if (!channel)
return NULL;
WaitForUpdateFinish(true);
LoadFromDB();
CEpgPtr epg;
if (channel->EpgID() > 0)
epg = GetById(channel->EpgID());
if (!epg)
{
channel->SetEpgID(NextEpgId());
epg.reset(new CEpg(channel, false));
CSingleLock lock(m_critSection);
m_epgs.insert(std::make_pair((unsigned int)epg->EpgID(), epg));
SetChanged();
epg->RegisterObserver(this);
}
epg->SetChannel(channel);
{
CSingleLock lock(m_critSection);
m_bPreventUpdates = false;
CDateTime::GetCurrentDateTime().GetAsUTCDateTime().GetAsTime(m_iNextEpgUpdate);
}
NotifyObservers(ObservableMessageEpgContainer);
return epg;
}
void CPVRChannelGroupInternal::CreateChannelEpg(const CPVRChannelPtr &channel, bool bForce /* = false */)
{
if (!channel)
return;
CSingleLock lock(channel->m_critSection);
if (!channel->m_bEPGCreated || bForce)
{
CEpgPtr epg = g_EpgContainer.CreateChannelEpg(channel);
if (epg)
{
channel->m_bEPGCreated = true;
if (epg->EpgID() != channel->m_iEpgId)
{
channel->m_iEpgId = epg->EpgID();
channel->m_bChanged = true;
}
}
}
}
void CEpgContainer::CleanupEpgEvents(const CEpgPtr& epg)
{
CSingleLock lock(m_critSection);
if (epg)
{
m_epgScans.erase(epg->EpgID());
auto events = epg->GetAllEventsWithBroadcastId();
for (const auto &infoTag : events)
m_epgEvents.erase(infoTag->UniqueBroadcastID());
}
}
bool CEpgContainer::UpdateEPG(bool bOnlyPending /* = false */)
{
bool bInterrupted(false);
unsigned int iUpdatedTables(0);
bool bShowProgress(false);
int pendingUpdates(0);
/* set start and end time */
time_t start;
time_t end;
CDateTime::GetCurrentDateTime().GetAsUTCDateTime().GetAsTime(start);
end = start + m_iDisplayTime;
start -= g_advancedSettings.m_iEpgLingerTime * 60;
bShowProgress = g_advancedSettings.m_bEpgDisplayUpdatePopup && (m_bIsInitialising || g_advancedSettings.m_bEpgDisplayIncrementalUpdatePopup);
{
CSingleLock lock(m_critSection);
if (m_bIsUpdating || InterruptUpdate())
return false;
m_bIsUpdating = true;
pendingUpdates = m_pendingUpdates;
}
if (bShowProgress && !bOnlyPending)
ShowProgressDialog();
if (!m_bIgnoreDbForClient && !m_database.IsOpen())
{
CLog::Log(LOGERROR, "EpgContainer - %s - could not open the database", __FUNCTION__);
{
CSingleLock lock(m_critSection);
m_bIsUpdating = false;
m_updateEvent.Set();
}
if (bShowProgress && !bOnlyPending)
CloseProgressDialog();
return false;
}
std::vector<CEpgPtr> invalidTables;
/* load or update all EPG tables */
unsigned int iCounter(0);
for (const auto &epgEntry : m_epgs)
{
if (InterruptUpdate())
{
bInterrupted = true;
break;
}
CEpgPtr epg = epgEntry.second;
if (!epg)
continue;
if (bShowProgress && !bOnlyPending)
UpdateProgressDialog(++iCounter, m_epgs.size(), epg->Name());
// we currently only support update via pvr add-ons. skip update when the pvr manager isn't started
if (!g_PVRManager.IsStarted())
continue;
// check the pvr manager when the channel pointer isn't set
if (!epg->Channel())
{
CPVRChannelPtr channel = g_PVRChannelGroups->GetChannelByEpgId(epg->EpgID());
if (channel)
epg->SetChannel(channel);
}
if ((!bOnlyPending || epg->UpdatePending()) && epg->Update(start, end, m_iUpdateTime, bOnlyPending))
iUpdatedTables++;
else if (!epg->IsValid())
invalidTables.push_back(epg);
}
for (auto it = invalidTables.begin(); it != invalidTables.end(); ++it)
DeleteEpg(**it, true);
if (bInterrupted)
{
/* the update has been interrupted. try again later */
time_t iNow;
CDateTime::GetCurrentDateTime().GetAsUTCDateTime().GetAsTime(iNow);
m_iNextEpgUpdate = iNow + g_advancedSettings.m_iEpgRetryInterruptedUpdateInterval;
}
else
{
if (g_PVRManager.IsStarted())
g_PVRManager.Recordings()->UpdateEpgTags();
CSingleLock lock(m_critSection);
CDateTime::GetCurrentDateTime().GetAsUTCDateTime().GetAsTime(m_iNextEpgUpdate);
m_iNextEpgUpdate += g_advancedSettings.m_iEpgUpdateCheckInterval;
if (m_pendingUpdates == pendingUpdates)
m_pendingUpdates = 0;
}
if (bShowProgress && !bOnlyPending)
CloseProgressDialog();
/* notify observers */
if (iUpdatedTables > 0)
{
SetChanged();
CSingleExit ex(m_critSection);
NotifyObservers(ObservableMessageEpgContainer);
}
CSingleLock lock(m_critSection);
m_bIsUpdating = false;
m_updateEvent.Set();
return !bInterrupted;
}
