//----------------------------------------------------------------------------
//
//  Copyright (C) Intel Corporation, 2007 - 2008.
//
//  File:		CFParser.cpp
//
//  Contents:   Parses a file to a canonical string hash using the ACE
//				Configuration type parsing
//
//  Notes:      
//----------------------------------------------------------------------------

#include "CFParser.h"

#include <ace/Configuration_Import_Export.h>
#include <ace/Configuration.h>

int CF_Parser::parseToCanonicalStringHash(const ACE_TCHAR * fileName, ACE_TStringHash &strHash) 
{
	int status = PARSER_STATUS_FAILURE;
	
	if (fileName == NULL) 
	{
		return status;
	}

	ACE_TString sectionName, elementName, elementValue;
	int elementIndex;
	int sectionIndex = 0;
	int sectionIterStatus, elementsIterStatus; 
	ACE_Configuration_Section_Key section_key;
	ACE_Configuration::VALUETYPE valueType;

	// Test import of a legit INI format from a previously-existing file.
	ACE_Configuration_Heap cf;
	int ace_status;
	if ((ace_status = (cf.open ())) != 0) 
	{
		ACE_ERROR_RETURN ((MY_ERROR	ACE_TEXT ("ACE_Configuration_Heap::open returned %d\n"),
			ace_status), PARSER_STATUS_FAILURE);
	}

	ACE_Ini_ImpExp import (cf);
	// This one should work...
	ace_status = import.import_config (ACE_TEXT (fileName));
	if (ace_status != 0) 
	{
		ACE_ERROR_RETURN ((MY_ERROR ACE_TEXT ("%s import failed\n"), fileName), 
			PARSER_STATUS_FAILURE);
   	}
	const ACE_Configuration_Section_Key &root = cf.root_section ();
	
	while ((sectionIterStatus = cf.enumerate_sections(root, sectionIndex, sectionName)) == 0) 
	{
		// Open next section
		if (cf.open_section(root, sectionName.c_str(), STATUS_SUCCESS, section_key) != PARSER_STATUS_SUCCESS) 
		{
			return status;
		}
		sectionIndex++;

		elementIndex = 0;
		while ((elementsIterStatus = cf.enumerate_values(section_key, elementIndex, elementName, valueType)) == 0) 
		{
			elementIndex++;
			if (valueType != ACE_Configuration::STRING)	
			{
				return status;
			}

			// Can get the value now and add it to the hash
			if (cf.get_string_value(section_key, elementName.c_str(), elementValue) != PARSER_STATUS_SUCCESS) 
			{
				return status;
			}
			strHash.addInner(sectionName, elementName, elementValue);
		}
		// iteration status -1 means an error, and 1 means the iteration ended
		if (elementsIterStatus == -1) 
		{
			return status;
		}
	}
	// iteration status -1 means an error, and 1 means the iteration ended
	if (sectionIterStatus == -1) 
	{
		return status;
	}

	status = PARSER_STATUS_SUCCESS;

	return status;
}