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137 lines (124 loc) · 5.57 KB
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#include "json_preprocessor.h"
json_preprocessor::json_preprocessor(const time_t& timestamp,const std::string& jsondoc):preprocessor(timestamp,jsondoc){
this->jsondoc.Parse(jsondoc.c_str());
rapidjson::Value::Object jsonObj=this->jsondoc.GetObject();
traverse(jsonObj,"",0,0,0);
}
json_preprocessor::~json_preprocessor(){
}
void json_preprocessor::traverse(const rapidjson::Value::Object& jsonObj,const std::string& parent_ref_id,const unsigned int level,const unsigned int row_nr,const unsigned int obj_nr){
std::string row;
unsigned int obj_row_nr=0;
for(auto& i:jsonObj){
if(i.value.IsObject()==true){
rapidjson::Value::Object obj=i.value.GetObject();
traverse(obj,std::to_string(level)+"_"+std::to_string(obj_row_nr)+"_"+std::to_string(obj_nr),level+1,0,0);
row=" \" "+std::string(i.name.GetString())+" \" : # "+timestamp+"_"+std::to_string(level)+"_"+std::to_string(obj_row_nr)+"_"+std::to_string(obj_nr)+"_"+std::to_string(level+1)+"_"+std::to_string(0)+"_"+std::to_string(0);
}
else if(i.value.IsArray()==true){
rapidjson::Value::Array array=i.value.GetArray();
std::string value;
traverseArray(array,std::to_string(level)+"_"+std::to_string(obj_row_nr)+"_"+std::to_string(obj_nr),level+1,0,0,value);
row=" \" "+std::string(i.name.GetString())+" \" : # "+timestamp+"_"+std::to_string(level)+"_"+std::to_string(obj_row_nr)+"_"+std::to_string(obj_nr)+"_"+std::to_string(level+1)+"_"+std::to_string(0)+"_"+std::to_string(0);
}
else{
std::string value;
if(i.value.IsBool()==true){
if(i.value.IsTrue()==true){
value="true";
}
else{
value="false";
}
row=" \" "+std::string(i.name.GetString())+" \" : "+value;
}
else if(i.value.IsDouble()==true){
value=std::to_string(i.value.GetDouble());
row=" \" "+std::string(i.name.GetString())+" \" : "+value;
}
else if(i.value.IsFloat()==true){
value=std::to_string(i.value.GetFloat());
row=" \" "+std::string(i.name.GetString())+" \" : "+value;
}
else if(i.value.IsInt()==true){
value=std::to_string(i.value.GetInt());
row=" \" "+std::string(i.name.GetString())+" \" : "+value;
}
else if(i.value.IsUint()==true){
value=std::to_string(i.value.GetUint());
row=" \" "+std::string(i.name.GetString())+" \" : "+value;
}
else{
value=i.value.GetString();
row=" \" "+std::string(i.name.GetString())+" \" : \" "+value+" \"";
}
}
logger::singleton()==NULL?(void)0:logger::singleton()->log(0,"parent_ref_id: "+parent_ref_id+", preprocessed row at level "+std::to_string(level)+", row nr "+std::to_string(obj_row_nr)+", obj nr "+std::to_string(obj_nr)+": "+row);
std::string ref_id=timestamp+"_"+parent_ref_id+"_"+std::to_string(level)+"_"+std::to_string(obj_row_nr)+"_"+std::to_string(obj_nr);
ref_ids_and_rows.push_back(std::make_pair(ref_id,row));
ref_ids_to_search_ref_ids.insert(std::make_pair(ref_id,timestamp+"_"+parent_ref_id+"_"));
++obj_row_nr;
}
}
void json_preprocessor::traverseArray(const rapidjson::Value::Array& jsonArray,const std::string& parent_ref_id,const unsigned int level,const unsigned int row_nr,const unsigned int obj_nr,std::string& value){
unsigned int element_obj_nr=0;
for(auto& i:jsonArray){
if(i.IsObject()==true){
rapidjson::Value::Object obj=i.GetObject();
traverse(obj,std::to_string(level)+"_"+std::to_string(row_nr)+"_"+std::to_string(element_obj_nr),level+1,0,0);
value+=" # "+timestamp+"_"+std::to_string(level)+"_"+std::to_string(row_nr)+"_"+std::to_string(element_obj_nr)+"_"+std::to_string(level+1)+"_"+std::to_string(0)+"_"+std::to_string(0)+" ,";
++element_obj_nr;
}
else if(i.IsArray()==true){
rapidjson::Value::Array array=i.GetArray();
traverseArray(array,std::to_string(level)+"_"+std::to_string(row_nr)+"_"+std::to_string(element_obj_nr),level+1,0,0,value);
value+=" # "+timestamp+"_"+std::to_string(level)+"_"+std::to_string(row_nr)+"_"+std::to_string(element_obj_nr)+"_"+std::to_string(level+1)+"_"+std::to_string(0)+"_"+std::to_string(0)+" ,";
++element_obj_nr;
}
else{
if(i.IsBool()==true){
if(i.IsTrue()==true){
value+=" true ,";
}
else{
value+=" false ,";
}
}
else if(i.IsDouble()==true){
value+=" "+std::to_string(i.GetDouble())+" ,";
}
else if(i.IsFloat()==true){
value+=" "+std::to_string(i.GetFloat())+" ,";
}
else if(i.IsInt()==true){
value+=" "+std::to_string(i.GetInt())+" ,";
}
else{
value+=" \" "+std::string(i.GetString())+" \" ,";
}
}
}
if(value.back()==',') value.pop_back();
logger::singleton()==NULL?(void)0:logger::singleton()->log(0,"parent_ref_id: "+parent_ref_id+", preprocessed row at level "+std::to_string(level)+", row nr "+std::to_string(0)+", obj nr "+std::to_string(obj_nr)+": "+"[ "+value+" ]");
std::string ref_id=timestamp+"_"+parent_ref_id+"_"+std::to_string(level)+"_0_"+std::to_string(obj_nr);
ref_ids_and_rows.push_back(std::make_pair(ref_id,"[ "+value+" ]"));
ref_ids_to_search_ref_ids.insert(std::make_pair(ref_id,ref_id));
}
std::pair<std::string,std::string> json_preprocessor::get_row(const unsigned int row_nr) const{
std::pair<std::string,std::string> ref_id_and_row;
if(row_nr<ref_ids_and_rows.size()){
ref_id_and_row=ref_ids_and_rows.at(row_nr);
}
return ref_id_and_row;
}
std::string json_preprocessor::get_search_ref_id(const std::string& ref_id) const{
std::string search_ref_id;
auto hit=ref_ids_to_search_ref_ids.find(ref_id);
if(hit!=ref_ids_to_search_ref_ids.end()) search_ref_id=hit->second;
return search_ref_id;
}
bool json_preprocessor::is_last_row(const unsigned int row_nr) const{
bool result=true;
if(row_nr<ref_ids_and_rows.size()) result=false;
return result;
}