bool CPVRChannelGroupInternal::Persist(void)
{
bool bReturn(true);
CSingleLock lock(m_critSection);
bool bHasNewChannels = HasNewChannels();
bool bHasChangedChannels = HasChangedChannels();
/* open the database */
CPVRDatabase *database = OpenPVRDatabase();
if (!database)
return false;
if (bHasNewChannels || bHasChangedChannels)
CLog::Log(LOGDEBUG, "CPVRChannelGroupInternal - %s - persisting %d channels",
__FUNCTION__, (int) size());
if (bHasNewChannels)
{
CLog::Log(LOGDEBUG, "CPVRChannelGroupInternal - %s - group '%s' has new channels. writing changes directly",
__FUNCTION__, GroupName().c_str());
/* write directly to get channel ids */
for (unsigned int iChannelPtr = 0; iChannelPtr < size(); iChannelPtr++)
{
CPVRChannel *channel = at(iChannelPtr).channel;
if (!channel->Persist())
{
CLog::Log(LOGERROR, "CPVRChannelGroupInternal - %s - failed to persist channel '%s'",
__FUNCTION__, channel->ChannelName().c_str());
bReturn = false;
}
}
lock.Leave();
}
else if (bHasChangedChannels)
{
/* queue queries */
for (unsigned int iChannelPtr = 0; iChannelPtr < size(); iChannelPtr++)
at(iChannelPtr).channel->Persist(true);
lock.Leave();
/* and commit them */
bReturn = database->CommitInsertQueries();
if (!bReturn)
CLog::Log(LOGERROR, "CPVRChannelGroupInternal - %s - failed to persist channels", __FUNCTION__);
}
if (bReturn)
bReturn = CPVRChannelGroup::Persist();
database->Close();
return bReturn;
}
bool CPVRChannelGroupInternal::Persist(void)
{
bool bReturn = false;
bool bRefreshChannelList = false;
CPVRDatabase *database = CPVRManager::Get()->GetTVDatabase();
if (!database || !database->Open())
return bReturn;
CLog::Log(LOGDEBUG, "CPVRChannelGroupInternal - %s - persisting %d channels",
__FUNCTION__, size());
bReturn = true;
for (unsigned int iChannelPtr = 0; iChannelPtr < size(); iChannelPtr++)
{
/* if this channel has an invalid ID, reload the list afterwards */
bRefreshChannelList = at(iChannelPtr).channel->ChannelID() <= 0;
bReturn = at(iChannelPtr).channel->Persist(true) && bReturn;
}
if (bReturn)
{
if (bRefreshChannelList)
{
database->CommitInsertQueries();
CLog::Log(LOGDEBUG, "PVRChannelGroup - %s - reloading the channels list to get channel IDs", __FUNCTION__);
Unload();
bReturn = LoadFromDb(true) > 0;
}
if (bReturn)
bReturn = CPVRChannelGroup::Persist();
}
database->Close();
return bReturn;
}
void CGUIDialogPVRChannelManager::SaveList() // XXX investigate: renumbering doesn't work
{
if (!m_bContainsChanges)
return;
CPVRDatabase *database = CPVRManager::Get()->GetTVDatabase();
if (!database || !database->Open())
return;
CGUIDialogProgress* pDlgProgress = (CGUIDialogProgress*)g_windowManager.GetWindow(WINDOW_DIALOG_PROGRESS);
pDlgProgress->SetHeading(190);
pDlgProgress->SetLine(0, "");
pDlgProgress->SetLine(1, 328);
pDlgProgress->SetLine(2, "");
pDlgProgress->StartModal();
pDlgProgress->Progress();
pDlgProgress->SetPercentage(0);
int iActiveChannels = 0;
for (int iListPtr = 0; iListPtr < m_channelItems->Size(); iListPtr++)
{
if (m_channelItems->Get(iListPtr)->GetPropertyBOOL("ActiveChannel"))
++iActiveChannels;
}
// int iNextChannelNumber = 1;
// int iNextHiddenChannelNumber = iActiveChannels + 1;
bool bHasChangedItems = false;
for (int iListPtr = 0; iListPtr < m_channelItems->Size(); iListPtr++)
{
bool bChanged = false;
CFileItemPtr pItem = m_channelItems->Get(iListPtr);
if (!pItem)
continue;
CPVRChannel *channel = pItem->GetPVRChannelInfoTag();
if (!channel)
{
//TODO add new channel
continue;
}
/* get values from the form */
bool bHidden = !pItem->GetPropertyBOOL("ActiveChannel");
bool bVirtual = pItem->GetPropertyBOOL("Virtual");
bool bEPGEnabled = pItem->GetPropertyBOOL("UseEPG");
int iEPGSource = pItem->GetPropertyInt("EPGSource");
CStdString strChannelName = pItem->GetProperty("Name");
CStdString strIconPath = pItem->GetProperty("Icon");
CStdString strStreamURL = pItem->GetProperty("StreamURL");
/* set new values in the channel tag */
// TODO
// if (bHidden)
// bChanged = channel->SetChannelNumber(iNextHiddenChannelNumber++) || bChanged;
// else
// bChanged = channel->SetChannelNumber(iNextChannelNumber++) || bChanged;
bChanged = channel->SetChannelName(strChannelName) || bChanged;
bChanged = channel->SetHidden(bHidden) || bChanged;
bChanged = channel->SetIconPath(strIconPath) || bChanged;
if (bVirtual)
bChanged = channel->SetStreamURL(strStreamURL) || bChanged;
if (iEPGSource == 0)
bChanged = channel->SetEPGScraper("client") || bChanged;
// TODO add other scrapers
bChanged = channel->SetEPGEnabled(bEPGEnabled) || bChanged;
if (bChanged)
{
bHasChangedItems = true;
channel->Persist(true);
}
pItem->SetProperty("Changed", false);
pDlgProgress->SetPercentage(iListPtr * 100 / m_channelItems->Size());
}
if (bHasChangedItems)
{
database->CommitInsertQueries();
CPVRManager::Get()->Start(); // XXX not a nice way to refresh the channels, but works for now
}
database->Close();
m_bContainsChanges = false;
pDlgProgress->Close();
}
bool CPVRChannelGroupInternal::UpdateGroupEntries(CPVRChannelGroup *channels)
{
CPVRDatabase *database = CPVRManager::Get()->GetTVDatabase();
if(!database && !database->Open())
return false;
int iSize = size();
for (int ptr = 0; ptr < iSize; ptr++)
{
CPVRChannel *channel = at(ptr).channel;
/* ignore virtual channels */
if (channel->IsVirtual())
continue;
/* check if this channel is still present */
const CPVRChannel *existingChannel = channels->GetByUniqueID(channel->UniqueID());
if (existingChannel)
{
/* if it's present, update the current tag */
if (channel->UpdateFromClient(*existingChannel))
{
channel->Persist(true);
CLog::Log(LOGINFO,"PVRChannelGroupInternal - %s - updated %s channel '%s'",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str());
}
/* remove this tag from the temporary channel list */
channels->RemoveByUniqueID(channel->UniqueID());
}
else
{
/* channel is no longer present */
CLog::Log(LOGINFO,"PVRChannelGroupInternal - %s - removing %s channel '%s'",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str());
channel->Delete();
erase(begin() + ptr);
ptr--;
iSize--;
}
}
/* the temporary channel list only contains new channels now */
for (unsigned int ptr = 0; ptr < channels->size(); ptr++)
{
CPVRChannel *channel = channels->at(ptr).channel;
channel->Persist(true);
PVRChannelGroupMember member = { channel, size() };
push_back(member);
CLog::Log(LOGINFO,"PVRChannelGroupInternal - %s - added %s channel '%s'",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str());
}
/* post the queries generated by the update */
database->CommitInsertQueries();
database->Close();
Renumber();
return true;
}
bool CPVRChannels::Update(CPVRChannels *channels)
{
/* the database has already been opened */
CPVRDatabase *database = g_PVRManager.GetTVDatabase();
int iSize = size();
for (int ptr = 0; ptr < iSize; ptr++)
{
CPVRChannel *channel = at(ptr);
/* ignore virtual channels */
if (channel->IsVirtual())
continue;
/* check if this channel is still present */
CPVRChannel *existingChannel = channels->GetByUniqueID(channel->UniqueID());
if (existingChannel)
{
/* if it's present, update the current tag */
if (channel->UpdateFromClient(*existingChannel))
{
channel->Persist(true);
CLog::Log(LOGINFO,"%s - updated %s channel '%s'",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str());
}
/* remove this tag from the temporary channel list */
channels->RemoveByUniqueID(channel->UniqueID());
}
else
{
/* channel is no longer present */
CLog::Log(LOGINFO,"%s - removing %s channel '%s'",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str());
database->RemoveChannel(*channel);
erase(begin() + ptr);
ptr--;
iSize--;
}
}
/* the temporary channel list only contains new channels now */
for (unsigned int ptr = 0; ptr < channels->size(); ptr++)
{
CPVRChannel *channel = channels->at(ptr);
channel->Persist(true);
push_back(channel);
CLog::Log(LOGINFO,"%s - added %s channel '%s'",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str());
}
/* post the queries generated by the update */
database->CommitInsertQueries();
/* recount hidden channels */
m_iHiddenChannels = 0;
for (unsigned int i = 0; i < size(); i++)
{
if (at(i)->IsHidden())
m_iHiddenChannels++;
}
m_bIsSorted = false;
return true;
}