fr.lepellerin.ecole.web.controller.IndexController.java Source code

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Here is the source code for fr.lepellerin.ecole.web.controller.IndexController.java

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/*
   Copyright (C)  Seun Landsberg 2016
    
   This program 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; either version 3 of the License, or
   (at your option) any later version.
    
   This program 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.
    
   You should have received a copy of the GNU General Public License
   along with this program; if not, see <http://www.gnu.org/licenses/>.
 */

package fr.lepellerin.ecole.web.controller;

import java.util.Collection;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;

import fr.lepellerin.ecole.service.GererParametreService;
import fr.lepellerin.ecole.service.dto.ParametreDto;

@Controller
public class IndexController {

    private static final String MODEL_PARAM_CANT = "paramCantine";

    @Autowired
    private GererParametreService gpService;

    @RequestMapping(value = "/", method = RequestMethod.GET)
    public String welcomePage(final Model model, final HttpServletRequest request,
            final HttpServletResponse response) throws ServletException {
        final ParametreDto p = this.gpService.getIdActiviteCantine();
        boolean paramCantine = false;
        boolean user = false;
        boolean admin = false;
        if (p == null) {
            Collection<? extends GrantedAuthority> authorities = SecurityContextHolder.getContext()
                    .getAuthentication().getAuthorities();
            for (GrantedAuthority grantedAuthority : authorities) {
                if (grantedAuthority.getAuthority().equals("ROLE_ADMIN")) {
                    admin = true;
                } else if (grantedAuthority.getAuthority().equals("ROLE_FAMILLE")) {
                    user = true;
                }
            }
            if (admin) {
                paramCantine = true;
            } else if (user) {
                request.logout();
                return "redirect:/login?missingParam";
            }
        }
        model.addAttribute(MODEL_PARAM_CANT, paramCantine);
        return "accueil/home";
    }

}