js_transcriptor.cpp

#include "js_transcriptor.h"

js_transcriptor::js_transcriptor(const char *analyses):transcriptor(analyses){

}

js_transcriptor::~js_transcriptor(){
	logger::singleton()==NULL?(void)0:logger::singleton()->log(3,"destructing js transcriptor");
}

std::string js_transcriptor::args_to_jsfun_arglist(std::vector<std::string>& arguments){
	std::string arglist;

	for(auto&& i:arguments){
		arglist+=i+",";
	}
	if(arglist.empty()==false) arglist.pop_back();
	return arglist;
}

std::string js_transcriptor::args_to_jsfun_pmlist(std::vector<std::string>& arguments){
	std::string arglist;

	for(auto&& i:arguments){
		arglist+="'"+i+"',";
	}
	if(arglist.empty()==false) arglist.pop_back();
	arglist="["+arglist+"]";
	return arglist;
}

std::string js_transcriptor::transcribeDependencies(rapidjson::Value& morphology,rapidjson::Value& syntax,rapidjson::Value& dependencies,rapidjson::Value& functors,std::vector<std::string>& argList,bool first_call){
	std::string script;
	std::vector<std::string> arguments;

	for(unsigned int i=0;i<dependencies.Size();++i){
		rapidjson::Value& dependency=dependencies[i];
		std::string functorID;
		if(dependency.HasMember("functor id")==true){
			functorID=dependency["functor id"].GetString();
		}
		if(functorID.empty()==true){
			functorID=dependency["functor"].GetString();
		}
		std::string dependencyID=dependency["id"].GetString();
		std::string functionName=functorID+"_"+dependencyID;
		std::string argument=functionName+"_out";
		argList.push_back(argument);
		if(dependency.HasMember("dependencies")==true){
			script+=transcribeDependencies(morphology,syntax,dependency["dependencies"],functors,arguments);
		}
		std::string morphologyArg;
		if(dependency.HasMember("morpheme id")==true){
			std::string morphemeID=dependency["morpheme id"].GetString();
			for(unsigned int j=0;j<morphology.Size();++j){
				rapidjson::Value& morphologyObj=morphology[j];
				if(morphologyObj["morpheme id"].GetString()==morphemeID){
					morphologyArg=value_to_string(morphologyObj);
					find_replace(morphologyArg,"\"","\\\"");
					break;
				}
			}
		}
		std::string morphologyVarName=functionName+"_morphology";
		arguments.push_back(morphologyVarName);

		std::string tags;
		std::string tagsVarName;
		if(dependency.HasMember("tags")==true){
			for(auto& tagObj: dependency["tags"].GetArray()){
				std::string tag_quoted;
				for(auto& tag: tagObj.GetObject()){
					std::string value=value_to_string(tag.value);
					//tag_quoted+="\""+std::string(tag.name.GetString())+"\":\""+std::string(tag.value.GetString())+"\",";
					tag_quoted+="\""+std::string(tag.name.GetString())+"\":"+value+",";
					//quoting here is necessary for js
					find_replace(tag_quoted,"\"","\\\"");
				}
				if(tag_quoted.empty()==false){
					tag_quoted.pop_back();
					tags+="{"+tag_quoted+"},";
				}
			}
			if(tags.empty()==false){
				tags.pop_back();
				tags="["+tags+"]";
				tagsVarName=functionName+"_tags";
				arguments.push_back(tagsVarName);
			}
		}

		std::string argStr=args_to_jsfun_arglist(arguments);
		std::string parameterList=args_to_jsfun_pmlist(arguments);
		std::string functorDef;
		for(unsigned int j=0;j<functors.Size();++j){
			rapidjson::Value& functor=functors[j];
			if(functor["functor id"].GetString()==functorID){
				functorDef=functor["definition"].GetString();
				if(functorDef.empty()==false){
					functorDef = "function " + functionName + "(functionName,parameterList," + argStr + "){" + functorDef + "};";
				}
				break;
			}
		}
		if(functorDef.empty()==true){
			//TODO:if functor has no definition but has dependencies, propagate the outgoing result of its dependencies to the parent.
			//However, if there are more than one functor having no definition it'll be necessary to pass on which is the last
			//functor that has a definition in order that the arguments are propagated to the right level.
			if(tags.empty()==false){
				script+=functionName+"_out="+"\""+morphologyArg;
				script.pop_back();
				script+=",\\\"functor_tags\\\":"+tags+"}\";";
			}
			else script+=functionName+"_out="+"\""+morphologyArg+"\";";
		}
		else{
			script+=morphologyVarName+"="+"\""+morphologyArg+"\";";
			if(tags.empty()==false) script+=tagsVarName+"="+"\""+tags+"\";";
			if(first_call==true){
				script+=functorDef+"return "+functionName+"_out="+functionName+"('"+functionName+"',"+parameterList+","+argStr+");";
			}
			else{
				script+=functorDef+functionName+"_out="+functionName+"('"+functionName+"',"+parameterList+","+argStr+");";
			}
		}
		arguments.clear();
	}
	return script;
}