check_db_paths_exist.C

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#include "../../function_set.h"
 
// function for checking existence of the files whose paths stored in the Database
// returns the success code: 0 - without errors, error_code - otherwise
int check_db_paths_exist(int period_number = 8)
{
    UniqueRunNumber* run_numbers;
    int run_count = UniRunPeriod::GetRunNumbers(run_numbers, period_number);
    if (run_count <= 0) {
        cout << "ERROR: There are no runs in the UniConDa Database for period " << period_number << endl;
        return -1;
    }
 
    bool isAllIn = true;
    for (int i = 0; i < run_count; i++) {
        // get run time
        UniRun* pRun = UniRun::GetRun(run_numbers[i].period_number, run_numbers[i].run_number);
        if (pRun == nullptr) {
            cout << "The function encountered with errors: no experimental run was found ("
                 << run_numbers[i].period_number << ":" << run_numbers[i].run_number << "). This run will be skipped!"
                 << endl;
            continue;
        }
 
        // get all raw files for the current run
        TObjArray* raw_files = pRun->GetRawFiles();
        delete pRun;
        if (raw_files == nullptr)
            continue;
 
        // cycle by all raw files for the current run
        for (const auto& j : *raw_files) {
            UniRawFile* pRawFile = (UniRawFile*)j;
 
            TString strFilePath = pRawFile->GetFilePath();
            gSystem->ExpandPathName(strFilePath);
 
            if (gSystem->AccessPathName(strFilePath.Data())) {
                isAllIn = false;
                cout << "ATTENTION: The current raw file does not exist: " << strFilePath << endl;
            }
        }
    }
 
    if (isAllIn)
        cout << endl << "All run paths exist" << endl;
    else
        cout << endl << "There are absent run paths!" << endl;
 
    return 0;
}