DTC::ProgramGuide *Guide::GetProgramGuide( const QDateTime &dtStartTime ,
const QDateTime &dtEndTime ,
int nStartChanId,
int nNumChannels,
bool bDetails )
{
if (!dtStartTime.isValid())
throw( "StartTime is invalid" );
if (!dtEndTime.isValid())
throw( "EndTime is invalid" );
if (dtEndTime < dtStartTime)
throw( "EndTime is before StartTime");
if (nNumChannels == 0)
nNumChannels = 1;
if (nNumChannels == -1)
nNumChannels = SHRT_MAX;
// ----------------------------------------------------------------------
// Find the ending channel Id
// ----------------------------------------------------------------------
int nEndChanId = nStartChanId;
MSqlQuery query(MSqlQuery::InitCon());
query.prepare( "SELECT chanid FROM channel WHERE (chanid >= :STARTCHANID )"
" ORDER BY chanid LIMIT :NUMCHAN" );
query.bindValue(":STARTCHANID", nStartChanId );
query.bindValue(":NUMCHAN" , nNumChannels );
if (!query.exec())
MythDB::DBError("Select ChanId", query);
query.first(); nStartChanId = query.value(0).toInt();
query.last(); nEndChanId = query.value(0).toInt();
// ----------------------------------------------------------------------
// Build SQL statement for Program Listing
// ----------------------------------------------------------------------
ProgramList progList;
ProgramList schedList;
MSqlBindings bindings;
QString sSQL = "WHERE program.chanid >= :StartChanId "
"AND program.chanid <= :EndChanId "
"AND program.endtime >= :StartDate "
"AND program.starttime <= :EndDate "
"GROUP BY program.starttime, channel.channum, "
"channel.callsign, program.title "
"ORDER BY program.chanid ";
bindings[":StartChanId"] = nStartChanId;
bindings[":EndChanId" ] = nEndChanId;
bindings[":StartDate" ] = dtStartTime;
bindings[":EndDate" ] = dtEndTime;
// ----------------------------------------------------------------------
// Get all Pending Scheduled Programs
// ----------------------------------------------------------------------
bool hasConflicts;
LoadFromScheduler(schedList, hasConflicts);
// ----------------------------------------------------------------------
LoadFromProgram( progList, sSQL, bindings, schedList, false );
// ----------------------------------------------------------------------
// Build Response
// ----------------------------------------------------------------------
DTC::ProgramGuide *pGuide = new DTC::ProgramGuide();
int nChanCount = 0;
uint nCurChanId = 0;
DTC::ChannelInfo *pChannel = NULL;
for( uint n = 0; n < progList.size(); n++)
{
ProgramInfo *pInfo = progList[ n ];
if ( nCurChanId != pInfo->GetChanID() )
{
nChanCount++;
nCurChanId = pInfo->GetChanID();
pChannel = pGuide->AddNewChannel();
FillChannelInfo( pChannel, pInfo, bDetails );
}
DTC::Program *pProgram = pChannel->AddNewProgram();
FillProgramInfo( pProgram, pInfo, false, bDetails );
}
// ----------------------------------------------------------------------
pGuide->setStartTime ( dtStartTime );
pGuide->setEndTime ( dtEndTime );
pGuide->setStartChanId ( nStartChanId );
pGuide->setEndChanId ( nEndChanId );
pGuide->setNumOfChannels( nChanCount );
pGuide->setDetails ( bDetails );
pGuide->setCount ( progList.size());
pGuide->setAsOf ( QDateTime::currentDateTime() );
pGuide->setVersion ( MYTH_BINARY_VERSION );
pGuide->setProtoVer ( MYTH_PROTO_VERSION );
return pGuide;
}
DTC::ProgramGuide *Guide::GetProgramGuide( const QDateTime &rawStartTime ,
const QDateTime &rawEndTime ,
int nStartChanId,
int nNumChannels,
bool bDetails,
int nChannelGroupId )
{
if (!rawStartTime.isValid())
throw( "StartTime is invalid" );
if (!rawEndTime.isValid())
throw( "EndTime is invalid" );
QDateTime dtStartTime = rawStartTime.toUTC();
QDateTime dtEndTime = rawEndTime.toUTC();
if (dtEndTime < dtStartTime)
throw( "EndTime is before StartTime");
if (nNumChannels == 0)
nNumChannels = SHRT_MAX;
// ----------------------------------------------------------------------
// Find the ending channel Id
// ----------------------------------------------------------------------
int nEndChanId = nStartChanId;
MSqlQuery query(MSqlQuery::InitCon());
query.prepare( "SELECT chanid FROM channel WHERE (chanid >= :STARTCHANID )"
" ORDER BY chanid LIMIT :NUMCHAN" );
query.bindValue(":STARTCHANID", nStartChanId );
query.bindValue(":NUMCHAN" , nNumChannels );
if (!query.exec())
MythDB::DBError("Select ChanId", query);
query.first(); nStartChanId = query.value(0).toInt();
query.last(); nEndChanId = query.value(0).toInt();
// ----------------------------------------------------------------------
// Build SQL statement for Program Listing
// ----------------------------------------------------------------------
ProgramList progList;
ProgramList schedList;
MSqlBindings bindings;
// lpad is to allow natural sorting of numbers
QString sSQL;
if (nChannelGroupId > 0)
{
sSQL = "LEFT JOIN channelgroup ON program.chanid = channelgroup.chanid "
"WHERE channelgroup.grpid = :CHANGRPID AND ";
bindings[":CHANGRPID" ] = nChannelGroupId;
}
else
sSQL = "WHERE ";
sSQL += "visible != 0 "
"AND program.chanid >= :StartChanId "
"AND program.chanid <= :EndChanId "
"AND program.endtime >= :StartDate "
"AND program.starttime <= :EndDate "
"AND program.manualid = 0 " // Exclude programmes created purely for 'manual' recording schedules
"ORDER BY LPAD(CAST(channum AS UNSIGNED), 10, 0), "
" LPAD(channum, 10, 0), "
" callsign, "
" LPAD(program.chanid, 10, 0), "
" program.starttime ";
bindings[":StartChanId"] = nStartChanId;
bindings[":EndChanId" ] = nEndChanId;
bindings[":StartDate" ] = dtStartTime;
bindings[":EndDate" ] = dtEndTime;
// ----------------------------------------------------------------------
// Get all Pending Scheduled Programs
// ----------------------------------------------------------------------
bool hasConflicts;
LoadFromScheduler(schedList, hasConflicts);
// ----------------------------------------------------------------------
LoadFromProgram( progList, sSQL, bindings, schedList );
// ----------------------------------------------------------------------
// Build Response
// ----------------------------------------------------------------------
DTC::ProgramGuide *pGuide = new DTC::ProgramGuide();
int nChanCount = 0;
uint nCurChanId = 0;
DTC::ChannelInfo *pChannel = NULL;
QString sCurCallsign;
uint nSkipChanId = 0;
for( uint n = 0; n < progList.size(); n++)
{
ProgramInfo *pInfo = progList[ n ];
if ( nSkipChanId == pInfo->GetChanID())
continue;
if ( nCurChanId != pInfo->GetChanID() )
{
nChanCount++;
nCurChanId = pInfo->GetChanID();
// Filter out channels with the same callsign, keeping just the
// first seen
if (sCurCallsign == pInfo->GetChannelSchedulingID())
{
nSkipChanId = pInfo->GetChanID();
continue;
}
pChannel = pGuide->AddNewChannel();
FillChannelInfo( pChannel, pInfo->GetChanID(), bDetails );
sCurCallsign = pChannel->CallSign();
}
DTC::Program *pProgram = pChannel->AddNewProgram();
FillProgramInfo( pProgram, pInfo, false, bDetails, false ); // No cast info
}
// ----------------------------------------------------------------------
pGuide->setStartTime ( dtStartTime );
pGuide->setEndTime ( dtEndTime );
pGuide->setStartChanId ( nStartChanId );
pGuide->setEndChanId ( nEndChanId );
pGuide->setNumOfChannels( nChanCount );
pGuide->setDetails ( bDetails );
pGuide->setCount ( progList.size());
pGuide->setAsOf ( MythDate::current() );
pGuide->setVersion ( MYTH_BINARY_VERSION );
pGuide->setProtoVer ( MYTH_PROTO_VERSION );
return pGuide;
}
DTC::ChannelInfoList* Channel::GetChannelInfoList( int nSourceID,
int nStartIndex,
int nCount )
{
vector<uint> chanList;
chanList = ChannelUtil::GetChanIDs(nSourceID);
// ----------------------------------------------------------------------
// Build Response
// ----------------------------------------------------------------------
DTC::ChannelInfoList *pChannelInfos = new DTC::ChannelInfoList();
nStartIndex = min( nStartIndex, (int)chanList.size() );
nCount = (nCount > 0) ? min( nCount, (int)chanList.size() ) : chanList.size();
int nEndIndex = min((nStartIndex + nCount), (int)chanList.size() );
for( int n = nStartIndex; n < nEndIndex; n++)
{
DTC::ChannelInfo *pChannelInfo = pChannelInfos->AddNewChannelInfo();
int chanid = chanList.at(n);
QString channum = ChannelUtil::GetChanNum(chanid);
QString format, modulation, freqtable, freqid, dtv_si_std,
xmltvid, default_authority, icon;
int finetune, program_number;
uint64_t frequency;
uint atscmajor, atscminor, transportid, networkid, mplexid;
bool commfree = false;
bool eit = false;
bool visible = true;
if (ChannelUtil::GetExtendedChannelData( nSourceID, channum, format, modulation,
freqtable, freqid, finetune, frequency,
dtv_si_std, program_number, atscmajor,
atscminor, transportid, networkid, mplexid,
commfree, eit, visible, xmltvid, default_authority, icon ))
{
pChannelInfo->setChanId(chanid);
pChannelInfo->setChanNum(channum);
pChannelInfo->setCallSign(ChannelUtil::GetCallsign(chanid));
pChannelInfo->setIconURL(icon);
pChannelInfo->setChannelName(ChannelUtil::GetServiceName(chanid));
pChannelInfo->setMplexId(mplexid);
pChannelInfo->setServiceId(program_number);
pChannelInfo->setATSCMajorChan(atscmajor);
pChannelInfo->setATSCMinorChan(atscminor);
pChannelInfo->setFormat(format);
pChannelInfo->setModulation(modulation);
pChannelInfo->setFrequencyTable(freqtable);
pChannelInfo->setFineTune(finetune);
pChannelInfo->setFrequency((long)frequency);
pChannelInfo->setFrequencyId(freqid);
pChannelInfo->setSIStandard(dtv_si_std);
pChannelInfo->setTransportId(transportid);
pChannelInfo->setNetworkId(networkid);
pChannelInfo->setChanFilters(ChannelUtil::GetVideoFilters(nSourceID, channum));
pChannelInfo->setSourceId(nSourceID);
pChannelInfo->setCommFree(commfree);
pChannelInfo->setUseEIT(eit);
pChannelInfo->setVisible(visible);
pChannelInfo->setXMLTVID(xmltvid);
pChannelInfo->setDefaultAuth(default_authority);
}
}
int curPage = 0, totalPages = 0;
if (nCount == 0)
totalPages = 1;
else
totalPages = (int)ceil((float)chanList.size() / nCount);
if (totalPages == 1)
curPage = 1;
else
{
curPage = (int)ceil((float)nStartIndex / nCount) + 1;
}
pChannelInfos->setStartIndex ( nStartIndex );
pChannelInfos->setCount ( nCount );
pChannelInfos->setCurrentPage ( curPage );
pChannelInfos->setTotalPages ( totalPages );
pChannelInfos->setTotalAvailable( chanList.size() );
pChannelInfos->setAsOf ( QDateTime::currentDateTime() );
pChannelInfos->setVersion ( MYTH_BINARY_VERSION );
pChannelInfos->setProtoVer ( MYTH_PROTO_VERSION );
return pChannelInfos;
}
DTC::ProgramGuide *Guide::GetProgramGuide( const QDateTime &rawStartTime ,
const QDateTime &rawEndTime ,
bool bDetails,
int nChannelGroupId,
int nStartIndex,
int nCount)
{
if (!rawStartTime.isValid())
throw( "StartTime is invalid" );
if (!rawEndTime.isValid())
throw( "EndTime is invalid" );
QDateTime dtStartTime = rawStartTime.toUTC();
QDateTime dtEndTime = rawEndTime.toUTC();
if (dtEndTime < dtStartTime)
throw( "EndTime is before StartTime");
if (nStartIndex <= 0)
nStartIndex = 0;
if (nCount <= 0)
nCount = 20000;
// ----------------------------------------------------------------------
// Load the channel list
// ----------------------------------------------------------------------
uint nTotalAvailable = 0;
ChannelInfoList chanList = ChannelUtil::LoadChannels(nStartIndex, nCount,
nTotalAvailable, true,
ChannelUtil::kChanOrderByChanNum,
ChannelUtil::kChanGroupByCallsign,
0,
nChannelGroupId);
// ----------------------------------------------------------------------
// Build SQL statement for Program Listing
// ----------------------------------------------------------------------
ProgramList schedList;
MSqlBindings bindings;
QString sWhere = "program.chanid = :CHANID "
"AND program.endtime >= :STARTDATE "
"AND program.starttime < :ENDDATE "
"AND program.starttime >= :STARTDATELIMIT "
"AND program.manualid = 0"; // Omit 'manual' recordings scheds
QString sGroupBy = "program.starttime, channel.channum,"
"channel.callsign, program.title";
QString sOrderBy = "program.starttime";
bindings[":STARTDATE" ] = dtStartTime;
bindings[":STARTDATELIMIT"] = dtStartTime.addDays(-1);
bindings[":ENDDATE" ] = dtEndTime;
// ----------------------------------------------------------------------
// Get all Pending Scheduled Programs
// ----------------------------------------------------------------------
// NOTE: Fetching this information directly from the schedule is
// significantly faster than using ProgramInfo::LoadFromScheduler()
Scheduler *scheduler = dynamic_cast<Scheduler*>(gCoreContext->GetScheduler());
if (scheduler)
scheduler->GetAllPending(schedList);
// ----------------------------------------------------------------------
// Build Response
// ----------------------------------------------------------------------
DTC::ProgramGuide *pGuide = new DTC::ProgramGuide();
ChannelInfoList::iterator chan_it;
for (chan_it = chanList.begin(); chan_it != chanList.end(); ++chan_it)
{
// Create ChannelInfo Object
DTC::ChannelInfo *pChannel = NULL;
pChannel = pGuide->AddNewChannel();
FillChannelInfo( pChannel, (*chan_it), bDetails );
// Load the list of programmes for this channel
ProgramList progList;
bindings[":CHANID"] = (*chan_it).chanid;
LoadFromProgram( progList, sWhere, sOrderBy, sOrderBy, bindings,
schedList );
// Create Program objects and add them to the channel object
ProgramList::iterator progIt;
for( progIt = progList.begin(); progIt != progList.end(); ++progIt)
{
DTC::Program *pProgram = pChannel->AddNewProgram();
FillProgramInfo( pProgram, *progIt, false, bDetails, false ); // No cast info
}
}
// ----------------------------------------------------------------------
pGuide->setStartTime ( dtStartTime );
pGuide->setEndTime ( dtEndTime );
pGuide->setDetails ( bDetails );
pGuide->setStartIndex ( nStartIndex );
pGuide->setCount ( chanList.size() );
pGuide->setTotalAvailable( nTotalAvailable );
pGuide->setAsOf ( MythDate::current() );
pGuide->setVersion ( MYTH_BINARY_VERSION );
pGuide->setProtoVer ( MYTH_PROTO_VERSION );
return pGuide;
}
DTC::ChannelInfo* Channel::GetChannelInfo( int nChanID )
{
if (nChanID == 0)
throw( QString("Channel ID appears invalid."));
DTC::ChannelInfo *pChannelInfo = new DTC::ChannelInfo();
QString channum = ChannelUtil::GetChanNum(nChanID);
uint sourceid = ChannelUtil::GetSourceIDForChannel(nChanID);
QString format, modulation, freqtable, freqid, dtv_si_std,
xmltvid, default_authority, icon;
int finetune, program_number;
uint64_t frequency;
uint atscmajor, atscminor, transportid, networkid, mplexid;
bool commfree = false;
bool eit = false;
bool visible = true;
if (ChannelUtil::GetExtendedChannelData( sourceid, channum, format, modulation,
freqtable, freqid, finetune, frequency,
dtv_si_std, program_number, atscmajor,
atscminor, transportid, networkid, mplexid,
commfree, eit, visible, xmltvid, default_authority, icon ))
{
pChannelInfo->setChanId(nChanID);
pChannelInfo->setChanNum(channum);
pChannelInfo->setCallSign(ChannelUtil::GetCallsign(nChanID));
pChannelInfo->setIconURL(icon);
pChannelInfo->setChannelName(ChannelUtil::GetServiceName(nChanID));
pChannelInfo->setMplexId(mplexid);
pChannelInfo->setServiceId(program_number);
pChannelInfo->setATSCMajorChan(atscmajor);
pChannelInfo->setATSCMinorChan(atscminor);
pChannelInfo->setFormat(format);
pChannelInfo->setModulation(modulation);
pChannelInfo->setFrequencyTable(freqtable);
pChannelInfo->setFineTune(finetune);
pChannelInfo->setFrequency((long)frequency);
pChannelInfo->setFrequencyId(freqid);
pChannelInfo->setSIStandard(dtv_si_std);
pChannelInfo->setTransportId(transportid);
pChannelInfo->setNetworkId(networkid);
pChannelInfo->setChanFilters(ChannelUtil::GetVideoFilters(sourceid, channum));
pChannelInfo->setSourceId(sourceid);
pChannelInfo->setCommFree(commfree);
pChannelInfo->setUseEIT(eit);
pChannelInfo->setVisible(visible);
pChannelInfo->setXMLTVID(xmltvid);
pChannelInfo->setDefaultAuth(default_authority);
}
else
throw( QString("Channel ID appears invalid."));
return pChannelInfo;
}
