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package edu.ucsb.nceas.metacat.harvesterClient;
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import java.io.PrintWriter;
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import javax.servlet.ServletConfig;
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import javax.servlet.ServletContext;
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import javax.servlet.ServletException;
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import javax.servlet.ServletInputStream;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import javax.servlet.http.HttpUtils;
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import javax.servlet.ServletOutputStream;
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import edu.ucsb.nceas.metacat.AuthSession;
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/**
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* LoginServlet implements a Harvester servlet to login to Metacat
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*/
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public class LoginServlet extends HttpServlet {
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public void destroy() {
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// Close all connections
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System.out.println("Destroying LoginServlet");
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}
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/**
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* Handle "GET" method requests from HTTP clients
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*
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* @param request The request
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* @param response The response
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* @throws ServletException, java.io.IOException
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*/
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public void doGet(HttpServletRequest request, HttpServletResponse response)
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throws ServletException, java.io.IOException {
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// Process the data and send back the response
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handleGetOrPost(request, response);
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}
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/**
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* Handle "POST" method requests from HTTP clients
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*
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* @param request The request
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* @param response The response
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* @throws ServletException, java.io.IOException
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*/
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public void doPost(HttpServletRequest request, HttpServletResponse response)
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throws ServletException, java.io.IOException {
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// Process the data and send back the response
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handleGetOrPost(request, response);
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}
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/**
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* Handle "GET" or "POST" method requests from HTTP clients
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*
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* @param request The request
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* @param response The response
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* @throws ServletException, java.io.IOException
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*/
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private void handleGetOrPost(HttpServletRequest request,
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HttpServletResponse response)
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throws ServletException, java.io.IOException {
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AuthSession authSession = null;
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HttpSession httpSession;
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boolean isValid;
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PrintWriter out = response.getWriter();
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String passwd = request.getParameter("passwd");
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String user = request.getParameter("user");
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response.setContentType("text/plain");
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try {
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authSession = new AuthSession();
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}
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catch (Exception e) {
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out.println("Error creating AuthSession: " + e.getMessage());
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return;
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}
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isValid = authSession.authenticate(request, user, passwd);
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if (isValid) {
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System.out.println(authSession.getMessage());
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httpSession = request.getSession(true);
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httpSession.putValue("Musername", user);
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httpSession.putValue("Mpassword", passwd);
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response.sendRedirect("../style/skins/dev/harvesterUpload.html");
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}
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else {
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out.println("Error authenticating Metacat login: " +
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authSession.getMessage());
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}
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}
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}
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