//
// $Id: PossibleRestrictionType.cpp,v 1.1 2007/01/09 17:43:01 bakerj Exp $
//
//****************************************************************************************//
// Copyright (c) 2002-2007, The MITRE Corporation
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
//     * Redistributions of source code must retain the above copyright notice, this list
//       of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright notice, this 
//       list of conditions and the following disclaimer in the documentation and/or other
//       materials provided with the distribution.
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//       used to endorse or promote products derived from this software without specific 
//       prior written permission.
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//****************************************************************************************//

#include "PossibleRestrictionType.h"

//****************************************************************************************//
//									PossibleType Class									  //	
//****************************************************************************************//

PossibleRestrictionType::PossibleRestrictionType() {

}

PossibleRestrictionType::~PossibleRestrictionType() {

}

// ***************************************************************************************	//
//								 Public members												//
// ***************************************************************************************	//
void PossibleRestrictionType::Parse(DOMElement* possibleRestrictionTypeElm) {
	// -----------------------------------------------------------------------
	//	Abstract
	//
	//	Parse the provided PossibleRestrictionType element into a 
	//  PossibleRestrictionType object.
	//
	// -----------------------------------------------------------------------

	// get the hint
	this->SetHint(XmlCommon::GetAttributeByName(possibleRestrictionTypeElm, "hint"));

	// Get all the restriction elements' values
	DOMNodeList *possibleRestrictionTypeElmChildren = possibleRestrictionTypeElm->getChildNodes();
	unsigned int index = 0;
	while(index < possibleRestrictionTypeElmChildren->getLength()) {
		DOMNode *tmpNode = possibleRestrictionTypeElmChildren->item(index);
		if (tmpNode->getNodeType() == DOMNode::ELEMENT_NODE) {
			DOMElement *childElm = (DOMElement*)tmpNode;

			string elmName = XmlCommon::GetElementName(childElm);
			
			// parse each child element
			if(elmName.compare("restriction") == 0) {
				RestrictionType *restrictionType = new RestrictionType();
				restrictionType->Parse(childElm);
				this->AppendRestrictionType(restrictionType);
			}
		}
		index ++;
	}
}

void PossibleRestrictionType::SetHint(string hint) {
	this->hint = hint;
}

string PossibleRestrictionType::GetHint() {
	return this->hint;
}

RestrictionTypeVector* PossibleRestrictionType::GetRestrictionTypes() {
	return &this->restrictionTypes;
}

void PossibleRestrictionType::AppendRestrictionType(RestrictionType* rt) {
	this->restrictionTypes.push_back(rt);
}

bool PossibleRestrictionType::ValidateValue(OvalEnum::Datatype datatype, string externalValue) {
	// -----------------------------------------------------------------------
	//	Abstract
	//
	//	Ensure that the specified value matches the criteria 
	//	specified by this possible_restriction element
	//	
	// ----------------------------------------------------------------------

	bool isValid = true;
	
	// loop through all restriction elements - if all are true return true 
	RestrictionTypeVector::iterator iterator;
	for(iterator = this->GetRestrictionTypes()->begin(); iterator != this->GetRestrictionTypes()->end(); iterator++) {
		isValid = (*iterator)->ValidateValue(datatype, externalValue);
		if(!isValid) {
			break;
		}
	}

	return isValid;
}
