diff options
author | Vitaly Takmazov | 2017-06-29 14:03:04 +0300 |
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committer | Vitaly Takmazov | 2017-06-29 14:03:04 +0300 |
commit | 02723131139806c761539a42a5fa80b68ecadee8 (patch) | |
tree | ca66f22993908758385f708eb2da4e4aeb20510a /juick-server-web/src/main/java/com/juick/service/security/HashParamAuthenticationFilter.java | |
parent | 4cc4b08f4377b7db697abdb533c625da608eb3d3 (diff) |
project structure: split server into jdbc + web
Diffstat (limited to 'juick-server-web/src/main/java/com/juick/service/security/HashParamAuthenticationFilter.java')
-rw-r--r-- | juick-server-web/src/main/java/com/juick/service/security/HashParamAuthenticationFilter.java | 83 |
1 files changed, 83 insertions, 0 deletions
diff --git a/juick-server-web/src/main/java/com/juick/service/security/HashParamAuthenticationFilter.java b/juick-server-web/src/main/java/com/juick/service/security/HashParamAuthenticationFilter.java new file mode 100644 index 00000000..86e21d01 --- /dev/null +++ b/juick-server-web/src/main/java/com/juick/service/security/HashParamAuthenticationFilter.java @@ -0,0 +1,83 @@ +package com.juick.service.security; + +import com.juick.User; +import com.juick.service.security.entities.JuickUser; +import com.juick.service.UserService; +import org.springframework.security.authentication.AnonymousAuthenticationToken; +import org.springframework.security.authentication.RememberMeAuthenticationToken; +import org.springframework.security.core.Authentication; +import org.springframework.security.core.context.SecurityContextHolder; +import org.springframework.security.web.authentication.RememberMeServices; +import org.springframework.util.Assert; +import org.springframework.web.filter.OncePerRequestFilter; +import org.springframework.web.util.WebUtils; + +import javax.servlet.FilterChain; +import javax.servlet.ServletException; +import javax.servlet.http.Cookie; +import javax.servlet.http.HttpServletRequest; +import javax.servlet.http.HttpServletResponse; +import java.io.IOException; + +/** + * Created by aalexeev on 4/5/17. + */ +public class HashParamAuthenticationFilter extends OncePerRequestFilter { + public static final String PARAM_NAME = "hash"; + + private final UserService userService; + private final RememberMeServices rememberMeServices; + + + public HashParamAuthenticationFilter( + final UserService userService, + final RememberMeServices rememberMeServices) { + Assert.notNull(userService, "userService should not be null"); + Assert.notNull(rememberMeServices, "rememberMeServices should not be null"); + + this.userService = userService; + this.rememberMeServices = rememberMeServices; + } + + @Override + protected void doFilterInternal( + HttpServletRequest request, + HttpServletResponse response, + FilterChain filterChain) throws ServletException, IOException { + + String hash = getHashFromRequest(request); + + if (hash != null && authenticationIsRequired()) { + User user = userService.getUserByHash(hash); + + if (!user.isAnonymous()) { + Authentication authentication = new RememberMeAuthenticationToken( + hash, new JuickUser(user), JuickUser.USER_AUTHORITY); + + SecurityContextHolder.getContext().setAuthentication(authentication); + + rememberMeServices.loginSuccess(request, response, authentication); + } + } + + filterChain.doFilter(request, response); + } + + private boolean authenticationIsRequired() { + Authentication existingAuth = SecurityContextHolder.getContext().getAuthentication(); + + return existingAuth == null || + !existingAuth.isAuthenticated() || + existingAuth instanceof AnonymousAuthenticationToken; + } + + private String getHashFromRequest(HttpServletRequest request) { + String paramHash = request.getParameter(PARAM_NAME); + Cookie cookieHash = WebUtils.getCookie(request, PARAM_NAME); + + if (paramHash == null && cookieHash != null) { + return cookieHash.getValue(); + } + return paramHash; + } +} |