From bc23d2d2125d2086847397e85335f29a70668f6b Mon Sep 17 00:00:00 2001
From: Alexander Alexeev
Date: Mon, 28 Nov 2016 13:39:04 +0700
Subject: remember-me authorization with test; a statndard DaoAuthentication
 provider used

---
 .../service/security/SimpleRememberMeServices.java | 89 ++++++++++++++++++++++
 1 file changed, 89 insertions(+)
 create mode 100644 juick-server/src/main/java/com/juick/service/security/SimpleRememberMeServices.java

(limited to 'juick-server/src/main/java/com/juick/service/security/SimpleRememberMeServices.java')

diff --git a/juick-server/src/main/java/com/juick/service/security/SimpleRememberMeServices.java b/juick-server/src/main/java/com/juick/service/security/SimpleRememberMeServices.java
new file mode 100644
index 00000000..d5d54005
--- /dev/null
+++ b/juick-server/src/main/java/com/juick/service/security/SimpleRememberMeServices.java
@@ -0,0 +1,89 @@
+package com.juick.service.security;
+
+import com.juick.User;
+import com.juick.server.security.entities.JuickUser;
+import com.juick.service.UserService;
+import com.juick.util.UserUtils;
+import org.apache.commons.lang3.StringUtils;
+import org.springframework.core.env.Environment;
+import org.springframework.security.core.Authentication;
+import org.springframework.security.core.userdetails.UserDetails;
+import org.springframework.security.core.userdetails.UserDetailsService;
+import org.springframework.security.core.userdetails.UsernameNotFoundException;
+import org.springframework.security.web.authentication.RememberMeServices;
+import org.springframework.security.web.authentication.rememberme.AbstractRememberMeServices;
+import org.springframework.security.web.authentication.rememberme.InvalidCookieException;
+import org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationException;
+import org.springframework.util.Assert;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.util.Optional;
+
+/**
+ * Created by aalexeev on 11/28/16.
+ */
+public class SimpleRememberMeServices extends AbstractRememberMeServices implements RememberMeServices {
+    private final UserService userService;
+
+    public SimpleRememberMeServices(
+            final String key, final UserDetailsService userDetailsService, final UserService userService, final Environment environment) {
+        super(key, userDetailsService);
+
+        Assert.notNull(userService);
+        Assert.notNull(environment);
+
+        this.userService = userService;
+
+        setCookieName(environment.getProperty("auth_cookie_name", "hash"));
+        setCookieDomain(environment.getProperty("web_domain", "juick.com"));
+    }
+
+    @Override
+    public void logout(HttpServletRequest request, HttpServletResponse response, Authentication authentication) {
+        super.logout(request, response, authentication);
+        userService.deleteLoginForUser(authentication.getName());
+    }
+
+    @Override
+    protected void onLoginSuccess(
+            HttpServletRequest request, HttpServletResponse response, Authentication successfulAuthentication) {
+        String username = successfulAuthentication.getName();
+
+        logger.debug("Creating new persistent login for user " + username);
+
+        try {
+            int uid = userService.getUIDbyName(username);
+
+            Assert.isTrue(uid > 0);
+
+            String hash = UserUtils.generateHash(16);
+
+            userService.setLoginForUser(uid, hash);
+
+            setCookie(new String[]{hash}, getTokenValiditySeconds(), request, response);
+        } catch (Exception e) {
+            logger.error("Failed to save cookies ", e);
+        }
+    }
+
+    @Override
+    protected UserDetails processAutoLoginCookie(
+            String[] cookieTokens, HttpServletRequest request, HttpServletResponse response)
+            throws RememberMeAuthenticationException, UsernameNotFoundException {
+        String hash = cookieTokens[0];
+
+        if (StringUtils.isBlank(hash))
+            throw new InvalidCookieException("Cookie is invalid, cookies " + cookieTokens);
+
+        int uid = userService.getUIDbyHash(cookieTokens[0]);
+        if (uid <= 0)
+            throw new UsernameNotFoundException("User not found bash hash, cookies" + cookieTokens);
+
+        Optional<User> userOptional = userService.getUserByUID(uid);
+
+        Assert.isTrue(userOptional.isPresent());
+
+        return new JuickUser(userOptional.get());
+    }
+}
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