package at.gv.egovernment.moa.id.util.legacy;

import javax.servlet.http.HttpServletRequest;

import org.apache.commons.lang.StringEscapeUtils;

import at.gv.egovernment.moa.id.auth.MOAIDAuthConstants;
import at.gv.egovernment.moa.id.auth.exception.WrongParametersException;
import at.gv.egovernment.moa.id.util.ParamValidatorUtils;

public class LegacyHelper implements MOAIDAuthConstants{

	public static boolean isUseMandateRequested(HttpServletRequest req) throws WrongParametersException {
		
		String useMandate = req.getParameter(PARAM_USEMANDATE);
		useMandate = StringEscapeUtils.escapeHtml(useMandate);
	    if (!ParamValidatorUtils.isValidUseMandate(useMandate))
            throw new WrongParametersException("StartAuthentication", PARAM_USEMANDATE, "auth.12");
		
		//check UseMandate flag
		String useMandateString = null;
		if ((useMandate != null) && (useMandate.compareTo("") != 0)) {
			useMandateString = useMandate;
		} else {
			useMandateString = "false";
		}

		if (useMandateString.compareToIgnoreCase("true") == 0)
			return true;
		else
			return false;
	}
}