/**
* OWASP Benchmark Project v1.2
*
* This file is part of the Open Web Application Security Project (OWASP)
* Benchmark Project. For details, please see
* <a href="https://owasp.org/www-project-benchmark/">https://owasp.org/www-project-benchmark/</a>.
*
* The OWASP Benchmark is free software: you can redistribute it and/or modify it under the terms
* of the GNU General Public License as published by the Free Software Foundation, version 2.
*
* The OWASP Benchmark is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
* even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* @author Nick Sanidas
* @created 2015
*/

package org.owasp.benchmark.testcode;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@WebServlet(value="/sqli-05/BenchmarkTest02546")
public class BenchmarkTest02546 extends HttpServlet {
	
	private static final long serialVersionUID = 1L;
	
	@Override
	public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		doPost(request, response);
	}

	@Override
	public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
		response.setContentType("text/html;charset=UTF-8");

		String[] values = request.getParameterValues("BenchmarkTest02546");
		String param;
		if (values != null && values.length > 0)
		  param = values[0];
		else param = "";

		String bar = doSomething(request, param);
		
		String sql = "INSERT INTO users (username, password) VALUES ('foo','"+ bar + "')";
				
		try {
			java.sql.Statement statement = org.owasp.benchmark.helpers.DatabaseHelper.getSqlStatement();
			int count = statement.executeUpdate( sql, new int[] {1,2} );
            org.owasp.benchmark.helpers.DatabaseHelper.outputUpdateComplete(sql, response);
		} catch (java.sql.SQLException e) {
			if (org.owasp.benchmark.helpers.DatabaseHelper.hideSQLErrors) {
        		response.getWriter().println(
"Error processing request."
);
        		return;
        	}
			else throw new ServletException(e);
		}
	}  // end doPost
	
		
	private static String doSomething(HttpServletRequest request, String param) throws ServletException, IOException {

		String bar;
		String guess = "ABC";
		char switchTarget = guess.charAt(1); // condition 'B', which is safe
		
		// Simple case statement that assigns param to bar on conditions 'A', 'C', or 'D'
		switch (switchTarget) {
		  case 'A':
		        bar = param;
		        break;
		  case 'B': 
		        bar = "bob";
		        break;
		  case 'C':
		  case 'D':        
		        bar = param;
		        break;
		  default:
		        bar = "bob's your uncle";
		        break;
		}
	
		return bar;	
	}
}
