IOVDbJsonStringFunctions.cxx

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
#include "IOVDbJsonStringFunctions.h"
#include <regex>
#include <iostream>
#include <algorithm>
#include "IOVDbStringFunctions.h"
#include "Base64Codec.h"
#include "CoralBase/Blob.h"
#include "FolderTypes.h"
 
namespace IOVDbNamespace{
  std::string
  jsonAttribute(const coral::Attribute & attr){
    std::ostringstream os;
    attr.toOutputStream(os);
    const std::string native=os.str();
    const bool stringPayload=(native.find(" (string) ") != std::string::npos);
    const bool blobPayload=(native.find(" (blob) ") != std::string::npos);
    const std::string sep(" : ");
    const auto separatorPosition = native.find(sep);
    const std::string payloadOnly=native.substr(separatorPosition+3);
    if (stringPayload) return quote(sanitiseJsonString(payloadOnly));
    if (blobPayload){
      return quote(IOVDbNamespace::base64Encode(attr.data<coral::Blob>()));
    }
    if (payloadOnly == "NULL") {
      return "null";
    }
    return payloadOnly;
  }
 
  std::string
  jsonAttributeList(const coral::AttributeList& atrlist){
    std::string os("[");
    const unsigned int nelement=atrlist.size();
    std::string delimiter(" ");
    for (unsigned int i(0);i!=nelement;++i){
      if (i==1) delimiter = s_delimiterJson;
      os+=delimiter;
      os+=jsonAttribute(atrlist[i]);
    }
    os+="]";
    return os;
  }
 
  std::string
  stripIovBounds(const std::string& json){
    // Tolerates any whitespace around the separators, so a delimiter change
    // cannot turn this into a no-op that reports every folder as differing.
    static const std::regex boundsRe(R"("since"\s*:\s*-?[0-9]+\s*,\s*"until"\s*:\s*-?[0-9]+\s*,\s*)");
    return std::regex_replace(json, boundsRe, "");
  }
 
}