text: #include "CondTools/Ecal/interface/EcalLaserHandler.h"
  
  #include "CondTools/Ecal/interface/EcalTPGOddWeightIdMapHandler.h"
  #include "OnlineDB/EcalCondDB/interface/EcalLogicID.h"
  #include "OnlineDB/EcalCondDB/interface/RunTPGConfigDat.h"
  #include "OnlineDB/EcalCondDB/interface/FEConfigMainInfo.h"
  #include "OnlineDB/EcalCondDB/interface/FEConfigWeightInfo.h"
  #include "FWCore/ParameterSet/interface/ParameterSetfwd.h"
  #include "FWCore/MessageLogger/interface/MessageLogger.h"
  
  #include <iostream>
  #include <fstream>
  
  #include <ctime>
  #include <unistd.h>
  
  #include <string>
  #include <cstdio>
  #include <typeinfo>
  #include <sstream>
  
  popcon::EcalTPGOddWeightIdMapHandler::EcalTPGOddWeightIdMapHandler(const edm::ParameterSet& ps)
      : m_name(ps.getUntrackedParameter<std::string>("name", "EcalTPGOddWeightIdMapHandler")) {
    edm::LogInfo("EcalTPGOddWeightIdMapHandler") << "EcalTPGOddWeightIdMap Source handler constructor";
    m_firstRun = static_cast<unsigned int>(atoi(ps.getParameter<std::string>("firstRun").c_str()));
    m_lastRun = static_cast<unsigned int>(atoi(ps.getParameter<std::string>("lastRun").c_str()));
    m_sid = ps.getParameter<std::string>("OnlineDBSID");
    m_user = ps.getParameter<std::string>("OnlineDBUser");
    m_pass = ps.getParameter<std::string>("OnlineDBPassword");
    m_locationsource = ps.getParameter<std::string>("LocationSource");
    m_location = ps.getParameter<std::string>("Location");
    m_gentag = ps.getParameter<std::string>("GenTag");
    m_runtype = ps.getParameter<std::string>("RunType");
    m_file_type = ps.getParameter<std::string>("fileType");  // xml/txt
    m_file_name = ps.getParameter<std::string>("fileName");
  
    edm::LogInfo("EcalTPGOddWeightIdMapHandler") << m_sid << "/" << m_user << "/" << m_location << "/" << m_gentag;
  }
  
  popcon::EcalTPGOddWeightIdMapHandler::~EcalTPGOddWeightIdMapHandler() {}
  
  void popcon::EcalTPGOddWeightIdMapHandler::getNewObjects() {
    if (m_file_type == "txt") {
      readtxtFile();
    } else if (m_file_type == "xml") {
      readxmlFile();
    } else {
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "Started GetNewObjects!!!";
  
      //check whats already inside of database
      if (tagInfo().size) {
        //check whats already inside of database
        edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "got offlineInfo = ";
        edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "tag name = " << tagInfo().name;
        edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "size = " << tagInfo().size;
  
      } else {
        edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " First object for this tag ";
      }
  
      unsigned int max_since = 0;
      max_since = static_cast<unsigned int>(tagInfo().lastInterval.since);
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "max_since : " << max_since;
  
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "retrieved last payload ";
  
      // here we retrieve all the runs after the last from online DB
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "Retrieving run list from ONLINE DB ... ";
  
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "Making connection...";
      auto econn = std::make_shared<EcalCondDBInterface>(m_sid, m_user, m_pass);
  
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "Done.";
  
      if (!econn) {
        edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " connection parameters " << m_sid << "/" << m_user;
        throw cms::Exception("OMDS not available");
      }
  
      LocationDef my_locdef;
      my_locdef.setLocation(m_location);
  
      RunTypeDef my_rundef;
      my_rundef.setRunType(m_runtype);
  
      RunTag my_runtag;
      my_runtag.setLocationDef(my_locdef);
      my_runtag.setRunTypeDef(my_rundef);
      my_runtag.setGeneralTag(m_gentag);
  
      readFromFile("last_tpg_OddweightIdMap_settings.txt");
  
      unsigned int min_run = m_i_run_number + 1;
  
      if (m_firstRun < m_i_run_number) {
        min_run = m_i_run_number + 1;
      } else {
        min_run = m_firstRun;
      }
  
      if (min_run < max_since) {
        min_run = max_since + 1;  // we have to add 1 to the last transferred one
      }
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler")
          << "m_i_run_number" << m_i_run_number << "m_firstRun " << m_firstRun << "max_since " << max_since;
  
      unsigned int max_run = m_lastRun;
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "min_run= " << min_run << "max_run= " << max_run;
  
      RunList my_list;
      my_list = econn->fetchGlobalRunListByLocation(my_runtag, min_run, max_run, my_locdef);
  
      std::vector<RunIOV> run_vec = my_list.getRuns();
      size_t num_runs = run_vec.size();
      edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "number of Mon runs is : " << num_runs;
  
      unsigned int irun;
      if (num_runs > 0) {
        for (size_t kr = 0; kr < run_vec.size(); kr++) {
          irun = static_cast<unsigned int>(run_vec[kr].getRunNumber());
  
          edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " **************** ";
          edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " **************** ";
          edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " run= " << irun;
  
          // retrieve the data :
          std::map<EcalLogicID, RunTPGConfigDat> dataset;
          econn->fetchDataSet(&dataset, &run_vec[kr]);
  
          std::string the_config_tag = "";
          int the_config_version = 0;
  
          std::map<EcalLogicID, RunTPGConfigDat>::const_iterator it;
  
          int nr = 0;
          for (it = dataset.begin(); it != dataset.end(); it++) {
            ++nr;
            RunTPGConfigDat dat = it->second;
            the_config_tag = dat.getConfigTag();
            the_config_version = dat.getVersion();
          }
  
          // it is all the same for all SM... get the last one
  
          edm::LogVerbatim("EcalTPGOddWeightIdMapHandler")
              << " run= " << irun << " tag " << the_config_tag << " version=" << the_config_version;
  
          // here we should check if it is the same as previous run.
  
          if ((the_config_tag != m_i_tag || the_config_version != m_i_version) && nr > 0) {
            edm::LogVerbatim("EcalTPGOddWeightIdMapHandler")
                << "the tag is different from last transferred run ... retrieving last config set from DB";
  
            FEConfigMainInfo fe_main_info;
            fe_main_info.setConfigTag(the_config_tag);
            fe_main_info.setVersion(the_config_version);
  
            try {
              edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " before fetch config set";
              econn->fetchConfigSet(&fe_main_info);
              edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " after fetch config set";
  
              // now get TPGOddWeightIdMap
              int weightId = fe_main_info.getWei2Id();
  
              if (weightId != m_i_oddweightIdMap) {
                FEConfigOddWeightInfo fe_odd_weight_info;
                fe_odd_weight_info.setId(weightId);
                econn->fetchConfigSet(&fe_odd_weight_info);
                std::map<EcalLogicID, FEConfigOddWeightGroupDat> dataset_TpgWeight;
                econn->fetchDataSet(&dataset_TpgWeight, &fe_odd_weight_info);
                edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "Got object!";
                EcalTPGOddWeightIdMap* weightMap = new EcalTPGOddWeightIdMap;
                typedef std::map<EcalLogicID, FEConfigOddWeightGroupDat>::const_iterator CIfeweight;
                EcalLogicID ecid_xt;
                FEConfigOddWeightGroupDat rd_w;
  
                int igroups = 0;
                for (CIfeweight p = dataset_TpgWeight.begin(); p != dataset_TpgWeight.end(); p++) {
                  rd_w = p->second;
                  // EB and EE data
                  EcalTPGWeights w;
                  unsigned int weight0 = static_cast<unsigned int>(rd_w.getWeight4());
                  unsigned int weight1 = static_cast<unsigned int>(rd_w.getWeight3());
                  unsigned int weight2 = static_cast<unsigned int>(rd_w.getWeight2());
                  unsigned int weight3 = static_cast<unsigned int>(rd_w.getWeight1() - 0x80);
                  unsigned int weight4 = static_cast<unsigned int>(rd_w.getWeight0());
  
                  w.setValues(weight0, weight1, weight2, weight3, weight4);
                  weightMap->setValue(rd_w.getWeightGroupId(), w);
  
                  ++igroups;
                }
  
                edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "found " << igroups << "Weight groups";
  
                Time_t snc = (Time_t)irun;
                m_to_transfer.push_back(std::make_pair((EcalTPGOddWeightIdMap*)weightMap, snc));
  
                m_i_run_number = irun;
                m_i_tag = the_config_tag;
                m_i_version = the_config_version;
                m_i_oddweightIdMap = weightId;
  
                writeFile("last_tpg_OddweightIdMap_settings.txt");
  
              } else {
                m_i_run_number = irun;
                m_i_tag = the_config_tag;
                m_i_version = the_config_version;
  
                writeFile("last_tpg_OddweightIdMap_settings.txt");
  
                edm::LogVerbatim("EcalTPGOddWeightIdMapHandler")
                    << " even if the tag/version is not the same, the weightIdMap id is the same -> no transfer needed ";
              }
  
            } catch (std::exception& e) {
              throw cms::Exception("FileReadError") << "ERROR: THIS CONFIG DOES NOT EXIST: tag=" << the_config_tag
                                                    << " version=" << the_config_version << "\n"
                                                    << e.what();
            }
            edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " **************** ";
  
          } else if (nr == 0) {
            m_i_run_number = irun;
            edm::LogVerbatim("EcalTPGOddWeightIdMapHandler")
                << " no tag saved to RUN_TPGCONFIG_DAT by EcalSupervisor -> no transfer needed ";
            edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " **************** ";
          } else {
            m_i_run_number = irun;
            m_i_tag = the_config_tag;
            m_i_version = the_config_version;
            edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " the tag/version is the same -> no transfer needed ";
            edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " **************** ";
            writeFile("last_tpg_OddweightIdMap_settings.txt");
          }
        }
      }
  
    }  // usual way
    edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "Ecal - > end of getNewObjects -----------";
  }
  void popcon::EcalTPGOddWeightIdMapHandler::readtxtFile() {
    edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " reading the input file " << m_file_name;
    std::ifstream fInput;
    fInput.open(m_file_name);
    if (!fInput.is_open()) {
      throw cms::Exception("FileReadError") << "ERROR : cannot open file " << m_file_name;
    }
    unsigned int wloc[5];
    EcalTPGWeights w;
    EcalTPGOddWeightIdMap* weightMap = new EcalTPGOddWeightIdMap;
  
    int igroups = 0;
    std::string line;
    while (!fInput.eof()) {
      getline(fInput, line);
      if (!line.empty()) {
        std::stringstream ss;
        ss << line;
        ss >> wloc[0] >> wloc[1] >> wloc[2] >> wloc[3] >> wloc[4];
        w.setValues(wloc[0], wloc[1], wloc[2], wloc[3], wloc[4]);
        weightMap->setValue(igroups, w);
        igroups++;
      }
    }
    edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "found " << igroups << " Weight groups";
    try {
      Time_t snc = (Time_t)m_firstRun;
      m_to_transfer.push_back(std::make_pair((EcalTPGOddWeightIdMap*)weightMap, snc));
    } catch (std::exception& e) {
      throw cms::Exception("FileReadError") << "EcalTPGOddWeightIdMapHandler::readtxtFile error : " << e.what();
    }
    edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " **************** ";
  }
  
  void popcon::EcalTPGOddWeightIdMapHandler::readxmlFile() {
    edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " reading the input file " << m_file_name;
    std::ifstream fxml;
    fxml.open(m_file_name);
    if (!fxml.is_open()) {
      throw cms::Exception("FileReadError") << "ERROR: Cannot open file : " << m_file_name;
    }
    std::string dummyLine, bid;
    unsigned int wloc[5];
    EcalTPGWeights w;
    EcalTPGOddWeightIdMap* weightMap = new EcalTPGOddWeightIdMap;
  
    int ngroups, igroups;
    for (int i = 0; i < 5; i++)
      std::getline(fxml, dummyLine);  // skip first lines
    // get the Weight group number
    fxml >> bid;
    std::string stt = bid.substr(7, 1);
    std::istringstream sc(stt);
    sc >> ngroups;
    edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << "found " << ngroups << " Weight groups";
    for (int i = 0; i < 2; i++)
      std::getline(fxml, dummyLine);  //    <item_version>0</item_version>
    for (int i = 0; i < ngroups; i++) {
      std::getline(fxml, dummyLine);  //    <item
      fxml >> bid;                    //    <first
      std::size_t found = bid.find("</");
      stt = bid.substr(7, found - 7);
      std::istringstream sg1(stt);
      sg1 >> igroups;
      if (igroups != i) {
        throw cms::Exception("MismatchError") << "ERROR in group " << i << ": " << bid << " igroups " << igroups;
      }
      for (int i = 0; i < 2; i++)
        std::getline(fxml, dummyLine);  // < second
      for (int i = 0; i < 5; i++) {
        fxml >> bid;
        found = bid.find("</");
        stt = bid.substr(5, found - 5);
        std::istringstream w(stt);
        w >> wloc[i];
      }
      w.setValues(wloc[0], wloc[1], wloc[2], wloc[3], wloc[4]);
      weightMap->setValue(igroups, w);
      for (int i = 0; i < 3; i++)
        std::getline(fxml, dummyLine);  //    </item>
    }
    try {
      Time_t snc = (Time_t)m_firstRun;
      m_to_transfer.push_back(std::make_pair((EcalTPGOddWeightIdMap*)weightMap, snc));
  
    } catch (std::exception& e) {
      throw cms::Exception("FileReadError") << "EcalTPGOddWeightIdMapHandler::readxmlFile error : " << e.what();
    }
    edm::LogVerbatim("EcalTPGOddWeightIdMapHandler") << " **************** ";
  }
  
  void popcon::EcalTPGOddWeightIdMapHandler::readFromFile(const char* inputFile) {
    //-------------------------------------------------------------
  
    m_i_tag = "";
    m_i_version = 0;
    m_i_run_number = 0;
    m_i_oddweightIdMap = 0;
  
    FILE* inpFile;  // input file
    inpFile = fopen(inputFile, "r");
    if (!inpFile) {
      edm::LogError("EcalTPGOddWeightIdMapHandler") << "*** Can not open file: " << inputFile;
      return;
    }
  
    char line[256];
  
    std::ostringstream str;
  
    fgets(line, 255, inpFile);
    m_i_tag = to_string(line);
    str << "gen tag " << m_i_tag << std::endl;  // should I use this?
  
    fgets(line, 255, inpFile);
    m_i_version = atoi(line);
    str << "version= " << m_i_version << std::endl;
  
    fgets(line, 255, inpFile);
    m_i_run_number = atoi(line);
    str << "run_number= " << m_i_run_number << std::endl;
  
    fgets(line, 255, inpFile);
    m_i_oddweightIdMap = atoi(line);
    str << "weightIdMap_config= " << m_i_oddweightIdMap << std::endl;
  
    fclose(inpFile);  // close inp. file
  }
  
  void popcon::EcalTPGOddWeightIdMapHandler::writeFile(const char* inputFile) {
    //-------------------------------------------------------------
  
    std::ofstream myfile;
    myfile.open(inputFile);
    myfile << m_i_tag << std::endl;
    myfile << m_i_version << std::endl;
    myfile << m_i_run_number << std::endl;
    myfile << m_i_oddweightIdMap << std::endl;
  
    myfile.close();
  }
  