bool CPVRChannelGroupInternal::UpdateChannel(const CPVRChannel &channel)
{
CPVRChannel *updateChannel = (CPVRChannel *) GetByUniqueID(channel.UniqueID());
if (!updateChannel)
{
updateChannel = new CPVRChannel(channel.IsRadio());
PVRChannelGroupMember newMember = { updateChannel, 0 };
push_back(newMember);
updateChannel->SetUniqueID(channel.UniqueID());
}
updateChannel->UpdateFromClient(channel);
return updateChannel->Persist(!m_bLoaded);
}
bool CPVRChannelGroupInternal::UpdateGroupEntries(const CPVRChannelGroup &channels)
{
bool bChanged = false;
int iCurSize = size();
CPVRChannelGroup *newChannels = new CPVRChannelGroup(m_bRadio);
CPVRDatabase *database = g_PVRManager.GetTVDatabase();
if (!database || !database->Open())
return bChanged;
/* go through the channel list and check for updated or new channels */
for (unsigned int iChannelPtr = 0; iChannelPtr < channels.size(); iChannelPtr++)
{
const CPVRChannel *channel = channels.at(iChannelPtr).channel;
/* check if this channel is present in this container */
CPVRChannel *existingChannel = (CPVRChannel *) GetByClient(channel->UniqueID(), channel->ClientID());
if (existingChannel)
{
/* if it's present, update the current tag */
if (existingChannel->UpdateFromClient(*channel))
{
bChanged = true;
CLog::Log(LOGINFO,"PVRChannelGroupInternal - %s - updated %s channel '%s'",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str());
}
}
else
{
/* new channel */
CPVRChannel *newChannel = new CPVRChannel(m_bRadio);
newChannel->SetUniqueID(channel->UniqueID(), false);
newChannel->UpdateFromClient(*channel);
newChannels->AddToGroup(newChannel);
int iChannelNumber = iCurSize == 0 ? channel->ClientChannelNumber() : 0;
InsertInGroup(newChannel, iChannelNumber, false);
bChanged = true;
CLog::Log(LOGINFO,"PVRChannelGroupInternal - %s - added %s channel '%s' at position %d",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str(), iChannelNumber);
}
}
/* persist changes */
for (unsigned int iChannelPtr = 0; iChannelPtr < newChannels->size(); iChannelPtr++)
((CPVRChannel *) newChannels->GetByIndex(iChannelPtr))->Persist(false); /* write immediately to get a db id */
delete newChannels;
/* check for deleted channels */
unsigned int iSize = size();
for (unsigned int iChannelPtr = 0; iChannelPtr < iSize; iChannelPtr++)
{
CPVRChannel *channel = (CPVRChannel *) GetByIndex(iChannelPtr);
if (!channel)
continue;
if (channels.GetByClient(channel->UniqueID(), channel->ClientID()) == NULL)
{
/* channel was not found */
CLog::Log(LOGINFO,"PVRChannelGroupInternal - %s - deleted %s channel '%s'",
__FUNCTION__, m_bRadio ? "radio" : "TV", channel->ChannelName().c_str());
/* remove this channel from all non-system groups */
((CPVRChannelGroups *) g_PVRChannelGroups->Get(m_bRadio))->RemoveFromAllGroups(channel);
delete at(iChannelPtr).channel;
erase(begin() + iChannelPtr);
iChannelPtr--;
iSize--;
bChanged = true;
}
}
database->Close();
/* try to find channel icons */
SearchAndSetChannelIcons();
CacheIcons();
if (bChanged || HasChanges())
{
/* remove invalid channels */
RemoveInvalidChannels();
/* sort by client channel number if this is the first time */
if (iCurSize == 0)
SortByClientChannelNumber();
/* renumber to make sure all channels have a channel number.
new channels were added at the back, so they'll get the highest numbers */
Renumber();
return Persist();
}
else
{
return true;
}
}
