net.smartam.leeloo.controller.AuthzController.java Source code

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Here is the source code for net.smartam.leeloo.controller.AuthzController.java

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/**
 *       Copyright 2010 Newcastle University
 *           Maciej Machulak, Lukasz Moren
 *
 *          http://research.ncl.ac.uk/smart/
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 */

package net.smartam.leeloo.controller;

import java.io.IOException;
import javax.servlet.http.Cookie;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.view.RedirectView;

import net.smartam.leeloo.Utils;
import net.smartam.leeloo.client.request.OAuthClientRequest;
import net.smartam.leeloo.common.exception.OAuthSystemException;
import net.smartam.leeloo.common.message.types.ResponseType;
import net.smartam.leeloo.exception.ApplicationException;
import net.smartam.leeloo.model.OAuthParams;

/**
 * Handles requests for the application welcome page.
 *
 * @author Maciej Machulak
 * @author Lukasz Moren
 */
@Controller
@RequestMapping("/")
public class AuthzController {

    private Logger logger = LoggerFactory.getLogger(AuthzController.class);

    @RequestMapping("/authorize")
    public ModelAndView authorize(@ModelAttribute("oauthParams") OAuthParams oauthParams, HttpServletRequest req,
            HttpServletResponse res) throws OAuthSystemException, IOException {

        try {

            Utils.validateAuthorizationParams(oauthParams);

            res.addCookie(new Cookie("clientId", oauthParams.getClientId()));
            res.addCookie(new Cookie("clientSecret", oauthParams.getClientSecret()));
            res.addCookie(new Cookie("authzEndpoint", oauthParams.getAuthzEndpoint()));
            res.addCookie(new Cookie("tokenEndpoint", oauthParams.getTokenEndpoint()));
            res.addCookie(new Cookie("redirectUri", oauthParams.getRedirectUri()));
            res.addCookie(new Cookie("scope", oauthParams.getScope()));
            res.addCookie(new Cookie("app", oauthParams.getApplication()));

            OAuthClientRequest request = OAuthClientRequest.authorizationLocation(oauthParams.getAuthzEndpoint())
                    .setClientId(oauthParams.getClientId()).setRedirectURI(oauthParams.getRedirectUri())
                    .setResponseType(ResponseType.CODE.toString()).setScope(oauthParams.getScope())
                    .buildQueryMessage();

            return new ModelAndView(new RedirectView(request.getLocationUri()));

        } catch (ApplicationException e) {
            oauthParams.setErrorMessage(e.getMessage());
            return new ModelAndView("get_authz");
        }
    }

}