add Spring Security Google OAuth2

Author: Uolken

Diff for: pom.xml

@@ -54,6 +54,20 @@
             <artifactId>spring-boot-devtools</artifactId>
             <optional>true</optional>
         </dependency>
+
+        <!-- https://mvnrepository.com/artifact/org.springframework.boot/spring-boot-starter-security -->
+        <dependency>
+            <groupId>org.springframework.boot</groupId>
+            <artifactId>spring-boot-starter-security</artifactId>
+            <version>2.2.1.RELEASE</version>
+        </dependency>
+
+        <dependency>
+            <groupId>org.springframework.security.oauth.boot</groupId>
+            <artifactId>spring-security-oauth2-autoconfigure</artifactId>
+            <version>2.0.0.RELEASE</version>
+        </dependency>
+
     </dependencies>
 
 

Diff for: src/main/java/marketplace/config/SecurityConfig.java

@@ -0,0 +1,47 @@
+package marketplace.config;
+
+import marketplace.entity.User;
+import marketplace.repos.UserRepos;
+import org.springframework.boot.autoconfigure.security.oauth2.client.EnableOAuth2Sso;
+import org.springframework.boot.autoconfigure.security.oauth2.resource.PrincipalExtractor;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.security.config.annotation.web.builders.HttpSecurity;
+import org.springframework.security.config.annotation.web.configuration.EnableWebSecurity;
+import org.springframework.security.config.annotation.web.configuration.WebSecurityConfigurerAdapter;
+
+
+@Configuration
+@EnableWebSecurity
+@EnableOAuth2Sso
+public class SecurityConfig extends WebSecurityConfigurerAdapter {
+
+    @Override
+    protected void configure(HttpSecurity http) throws Exception {
+        http.authorizeRequests()
+                .mvcMatchers("/").permitAll()
+                .anyRequest().permitAll()
+                .and().csrf().disable();
+
+    }
+
+    @Bean
+    PrincipalExtractor principalExtractor(UserRepos userRepos){
+        return map -> {
+            String id = (String) map.get("sub");
+
+            User user = userRepos.findById(id).orElseGet(() -> {
+                User newUser = new User();
+
+                newUser.setId(id);
+                newUser.setName((String) map.get("name"));
+                newUser.setEmail((String) map.get("email"));
+                newUser.setAvatar((String) map.get("picture"));
+
+                return newUser;
+            });
+
+            return userRepos.save(user);
+        };
+    }
+}

Diff for: src/main/java/marketplace/controller/MainController.java

@@ -11,6 +11,7 @@
 
 import java.util.List;
 
+@CrossOrigin(origins = "http://localhost:8080")
 @Controller
 public class MainController {
 
@@ -25,7 +26,7 @@ public class MainController {
     public MainController(HouseService houseService, UserService userService){
         this.userService = userService;
         this.houseService = houseService;
-        User user = new User("login", "Password");
+        User user = new User("id", "name","avatar", "email");
         userService.saveUser(user);
         houseService.saveHouse(new House(52.353226, 4.889268, user, HouseStatus.SALE, 100));
         houseService.saveHouse(new House(52.363049, 4.901847, user, HouseStatus.SALE, 100));
@@ -55,7 +56,6 @@ public List<House> getPointsByCoord(
     }
 
 
-    @CrossOrigin(origins = "http://localhost:8080")
     @PutMapping("/points")
     @ResponseBody
     public void addPoints(@RequestBody House house){

Diff for: src/main/java/marketplace/entity/User.java

@@ -7,45 +7,56 @@
 @Entity
 public class User {
     @Id
-    @GeneratedValue(strategy = GenerationType.IDENTITY)
-    private Long id;
-    private String login;
-    private String password;
+    private String id;
+    private String name;
+    private String avatar;
+    private String email;
+
     @OneToMany(fetch = FetchType.LAZY, mappedBy = "owner")
     private List<House> houses;
 
     public User() {
         this.houses = new ArrayList<>();
     }
 
-    public User(String login, String password) {
+    public User(String id, String name, String avatar, String email) {
         this();
-        this.login = login;
-        this.password = password;
+        this.id = id;
+        this.name = name;
+        this.avatar = avatar;
+        this.email = email;
     }
 
-    public Long getId() {
+    public String getId() {
         return id;
     }
 
-    public void setId(Long id) {
+    public void setId(String id) {
         this.id = id;
     }
 
-    public String getLogin() {
-        return login;
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public String getAvatar() {
+        return avatar;
     }
 
-    public void setLogin(String login) {
-        this.login = login;
+    public void setAvatar(String avatar) {
+        this.avatar = avatar;
     }
 
-    public String getPassword() {
-        return password;
+    public String getEmail() {
+        return email;
     }
 
-    public void setPassword(String password) {
-        this.password = password;
+    public void setEmail(String email) {
+        this.email = email;
     }
 
     public List<House> getHouses() {

Diff for: src/main/java/marketplace/repos/UserRepos.java

@@ -5,6 +5,6 @@
 import org.springframework.stereotype.Repository;
 
 @Repository
-public interface UserRepos extends CrudRepository<User, Long> {
+public interface UserRepos extends CrudRepository<User, String> {
 
 }