/afs/cern.ch/work/a/aaltunda/public/www/CMSSW_6_2_7/src/DQM/SiStripMonitorHardware/src/SiStripSpyDigiConverterModule.cc

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#include <string>
#include <memory>
#include <vector>
#include <utility>
#include "boost/cstdint.hpp"

#include "FWCore/Framework/interface/EDProducer.h"
#include "FWCore/Framework/interface/Event.h"
#include "FWCore/Framework/interface/EventSetup.h"
#include "FWCore/ParameterSet/interface/ParameterSet.h"
#include "FWCore/Utilities/interface/InputTag.h"
#include "FWCore/Framework/interface/ESHandle.h"
#include "FWCore/MessageLogger/interface/MessageLogger.h"

#include "DataFormats/Common/interface/Handle.h"
#include "DataFormats/Common/interface/DetSetVector.h"
#include "CondFormats/SiStripObjects/interface/SiStripFedCabling.h"
#include "DataFormats/SiStripDigi/interface/SiStripRawDigi.h"

#include "DQM/SiStripMonitorHardware/interface/SiStripSpyDigiConverter.h"
#include "DQM/SiStripMonitorHardware/interface/SiStripSpyUtilities.h"

class SiStripFedCabling;

namespace sistrip {

  class SpyDigiConverterModule : public edm::EDProducer
  {
  public:
    SpyDigiConverterModule( const edm::ParameterSet& );
    ~SpyDigiConverterModule();
    virtual void produce( edm::Event&, const edm::EventSetup& ) override;

  private:
    const edm::InputTag productLabel_;
    const bool storeAPVAddress_;             
    const bool storePayloadDigis_, storeReorderedDigis_, storeModuleDigis_;
    sistrip::SpyUtilities::FrameQuality frameQuality_;
    const bool discardDigisWithAPVAddressError_;
    const uint32_t expectedHeaderBit_;
    
    //utilities for cabling etc...
    SpyUtilities utility_;
  };

} // end of sistrip namespace.



namespace sistrip {

  SpyDigiConverterModule::SpyDigiConverterModule( const edm::ParameterSet& pset ) :
    productLabel_(pset.getParameter<edm::InputTag>("InputProductLabel")),
    storeAPVAddress_(pset.getParameter<bool>("StoreAPVAddress")),
    storePayloadDigis_(pset.getParameter<bool>("StorePayloadDigis")),
    storeReorderedDigis_(pset.getParameter<bool>("StoreReorderedDigis")),
    storeModuleDigis_(pset.getParameter<bool>("StoreModuleDigis")),
    discardDigisWithAPVAddressError_(pset.getParameter<bool>("DiscardDigisWithWrongAPVAddress")),
    expectedHeaderBit_(pset.getParameter<uint32_t>("ExpectedPositionOfFirstHeaderBit"))
  {
    if ( edm::isDebugEnabled() ) {
      LogTrace("SiStripSpyDigiConverter")
        << "[sistrip::SpyDigiConverterModule::" << __func__ << "]"
        << " Constructing object...";
    }
    
    if (storePayloadDigis_)   produces< edm::DetSetVector<SiStripRawDigi> >("Payload");
    if (storeReorderedDigis_) produces< edm::DetSetVector<SiStripRawDigi> >("Reordered");
    if (storeModuleDigis_)    produces< edm::DetSetVector<SiStripRawDigi> >("VirginRaw");
        
    if (storeAPVAddress_) {
      produces< std::vector<uint32_t> >("APVAddress");
      //produces<uint8_t>("APVAddress");
    }


    frameQuality_.minDigiRange = static_cast<uint16_t>(pset.getParameter<uint32_t>("MinDigiRange"));
    frameQuality_.maxDigiRange = static_cast<uint16_t>(pset.getParameter<uint32_t>("MaxDigiRange"));
    frameQuality_.minZeroLight = static_cast<uint16_t>(pset.getParameter<uint32_t>("MinZeroLight"));
    frameQuality_.maxZeroLight = static_cast<uint16_t>(pset.getParameter<uint32_t>("MaxZeroLight"));
    frameQuality_.minTickHeight = static_cast<uint16_t>(pset.getParameter<uint32_t>("MinTickHeight"));
    frameQuality_.maxTickHeight = static_cast<uint16_t>(pset.getParameter<uint32_t>("MaxTickHeight"));

    
  } // end of constructor.


  SpyDigiConverterModule::~SpyDigiConverterModule() {
    if ( edm::isDebugEnabled() ) {
      LogTrace("SiStripSpyDigiConverter")
        << "[sistrip::SpyDigiConverterModule::" << __func__ << "]"
        << " Destructing object...";
    }
  } // end of destructor.

  void SpyDigiConverterModule::produce( edm::Event& event, const edm::EventSetup& setup ) {

    static bool lFirstEvent = true;

    const SiStripFedCabling* lCabling = utility_.getCabling( setup );

    if ( !(storePayloadDigis_ || storeReorderedDigis_ || storeModuleDigis_ || storeAPVAddress_) ) return;
    
    //retrieve the scope mode digis
    edm::Handle<sistrip::SpyDigiConverter::DSVRawDigis> scopeDigisHandle;
    event.getByLabel(productLabel_, scopeDigisHandle);
    
    //32-bit to accomodate known CMSSW container
    std::auto_ptr< std::vector<uint32_t> > pAPVAddresses(new std::vector<uint32_t>);
        
    std::auto_ptr<sistrip::SpyDigiConverter::DSVRawDigis> payloadDigis, reorderedDigis, moduleDigis;
    
    //get the majority value for expected position of first header bit
    //from first event, compare to expected one, else output warning.
    if (lFirstEvent){
      uint16_t lFirstHeaderBit;
      sistrip::SpyUtilities::getMajorityHeader(scopeDigisHandle.product(),lFirstHeaderBit);

      if (lFirstHeaderBit != static_cast<uint16_t>(expectedHeaderBit_)) {
        edm::LogWarning("") << " -- Majority position for firstHeaderBit in first event ("
                            << lFirstHeaderBit
                            << ") is not where expected: "
                            << static_cast<uint16_t>(expectedHeaderBit_)
                            << std::endl;
      }

    }



    //extract frame digis and APV addresses
    payloadDigis = sistrip::SpyDigiConverter::extractPayloadDigis(scopeDigisHandle.product(), 
                                                                  pAPVAddresses.get(),
                                                                  discardDigisWithAPVAddressError_,
                                                                  frameQuality_, 
                                                                  static_cast<uint16_t>(expectedHeaderBit_));
        
    // Reorder
    if (storeReorderedDigis_ || storeModuleDigis_) {
      reorderedDigis = sistrip::SpyDigiConverter::reorderDigis(payloadDigis.get());
    }
    
    // Merge into modules
    if (storeModuleDigis_) {
      moduleDigis = sistrip::SpyDigiConverter::mergeModuleChannels(reorderedDigis.get(), *lCabling);
    }
    
    //add to event
    if (storePayloadDigis_) event.put(payloadDigis,"Payload");
    if (storeReorderedDigis_) event.put(reorderedDigis,"Reordered");
    if (storeModuleDigis_) event.put(moduleDigis,"VirginRaw");
    if (storeAPVAddress_) {
      event.put(pAPVAddresses, "APVAddress");
    }
        

    lFirstEvent = false;

  } // end of SpyDigiConverter::produce method.

} // end of sistrip namespace.


#include "FWCore/Framework/interface/MakerMacros.h"
typedef sistrip::SpyDigiConverterModule SiStripSpyDigiConverterModule;
DEFINE_FWK_MODULE(SiStripSpyDigiConverterModule);