/*
    * Licensed under the GPL License. You may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    *
    *   https://www.gnu.org/licenses/old-licenses/gpl-2.0.html
    *
    * THIS PACKAGE IS PROVIDED "AS IS" AND WITHOUT ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING,
    * WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR
    * PURPOSE.
   */
  package psiprobe.controllers;
  
  import java.text.SimpleDateFormat;
  import java.util.Date;
  
  import javax.servlet.http.HttpServletRequest;
  import javax.servlet.http.HttpServletResponse;
  
  import org.springframework.stereotype.Controller;
  import org.springframework.web.bind.ServletRequestUtils;
  import org.springframework.web.bind.annotation.RequestMapping;
  import org.springframework.web.servlet.ModelAndView;
  import org.springframework.web.servlet.mvc.AbstractController;
  
  import psiprobe.jsp.Functions;
  
  /**
   * The Class RememberVisibilityController.
   */
  @Controller
  public class RememberVisibilityController extends AbstractController {
  
    /** The sdf. */
    private final SimpleDateFormat sdf = new SimpleDateFormat("E, d-MMM-yyyy HH:mm:ss zz");
  
    @RequestMapping(path = "/remember.ajax")
    @Override
    public ModelAndView handleRequest(HttpServletRequest request, HttpServletResponse response)
        throws Exception {
      return super.handleRequest(request, response);
    }
  
    @Override
    protected ModelAndView handleRequestInternal(HttpServletRequest request,
        HttpServletResponse response) throws Exception {
  
      String cookieName = ServletRequestUtils.getStringParameter(request, "cn");
      String state = ServletRequestUtils.getStringParameter(request, "state");
      if (cookieName != null && state != null) {
        cookieName = Functions.safeCookieName(cookieName);
        // expire the cookies at the current date + 10years (roughly, nevermind leap years)
        response.addHeader("Set-Cookie",
            cookieName + '=' + state + "; Expires="
                + sdf.format(new Date(System.currentTimeMillis() + 315360000000L))
                + "; Secure=true; HttpOnly=true");
      }
      return null;
    }
  }