Email Verifcation Works

build.gradle

@@ -17,6 +17,7 @@ dependencies {
 	implementation 'org.springframework.boot:spring-boot-starter'
 	implementation 'org.springframework.boot:spring-boot-starter-data-jpa'
 	implementation 'org.springframework.boot:spring-boot-starter-security'
+	implementation 'org.springframework.boot:spring-boot-starter-mail'
 	implementation 'io.jsonwebtoken:jjwt:0.9.1'
 	implementation 'org.springframework.security:spring-security-web'
 	implementation 'org.postgresql:postgresql'

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/config/WebSecurityConfig.java

@@ -54,6 +54,10 @@ public class WebSecurityConfig extends WebSecurityConfigurerAdapter {
                 .permitAll()
                 .antMatchers("/auth/register")
                 .permitAll()
+                .antMatchers("/register")
+                .permitAll()
+                .antMatchers("/register/confirm-account")
+                .permitAll()
                 .
                 // all other requests need to be authenticated
                 anyRequest()

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/controller/AuthenticationController.java

@@ -42,13 +42,6 @@ public class AuthenticationController {
         return new JWTResponse(token);
     }
 
-    @PostMapping("/register")
-    public User register(@Valid @RequestBody User user) {
-        user.setPassword(encoder.encode(user.getPassword()));
-        users.save(user);
-        return user;
-    }
-
     @PatchMapping("/update")
     public User update(@Valid @RequestBody final UserUpdateRequest u, final Principal principal) {
         final User oldUser = userRepository.findByUsername(principal.getName());

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/controller/UserAccountController.java

@@ -1,16 +1,24 @@
 package ch.usi.inf.sa4.sanmarinoes.smarthut.controller;
 
 import ch.usi.inf.sa4.sanmarinoes.smarthut.Service.EmailSenderService;
+import ch.usi.inf.sa4.sanmarinoes.smarthut.dto.OkResponse;
+import ch.usi.inf.sa4.sanmarinoes.smarthut.error.DuplicateEmailRegistrationException;
+import ch.usi.inf.sa4.sanmarinoes.smarthut.error.EmailTokenNotFoundException;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.models.ConfirmationToken;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.models.ConfirmationTokenRepository;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.models.User;
 import ch.usi.inf.sa4.sanmarinoes.smarthut.models.UserRepository;
+import javax.validation.Valid;
+import javax.validation.constraints.NotNull;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.boot.autoconfigure.EnableAutoConfiguration;
 import org.springframework.mail.SimpleMailMessage;
+import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
 import org.springframework.web.bind.annotation.RestController;
 import org.springframework.web.servlet.ModelAndView;
 
@@ -25,6 +33,8 @@ public class UserAccountController {
 
     @Autowired private EmailSenderService emailSenderService;
 
+    @Autowired private BCryptPasswordEncoder encoder;
+
     @GetMapping
     public ModelAndView displayRegistration(ModelAndView modelAndView, User user) {
         modelAndView.addObject("user", user);
@@ -33,14 +43,17 @@ public class UserAccountController {
     }
 
     @PostMapping
-    public ModelAndView registerUser(ModelAndView modelAndView, User user) {
+    public OkResponse registerUser(@Valid @RequestBody User user)
-
+            throws DuplicateEmailRegistrationException {
+        System.out.println(user);
         User existingUser = userRepository.findByEmailIgnoreCase(user.getEmail());
+
         // Check if an User with the same email already exists
         if (existingUser != null) {
-            modelAndView.addObject("message", "This email already exists!");
+            throw new DuplicateEmailRegistrationException();
-            modelAndView.setViewName("error");
         } else {
+            // encode user's password
+            user.setPassword(encoder.encode(user.getPassword()));
             userRepository.save(user);
 
             ConfirmationToken confirmationToken = new ConfirmationToken(user);
@@ -53,16 +66,28 @@ public class UserAccountController {
             mailMessage.setFrom("smarthut.sm@gmail.com");
             mailMessage.setText(
                     "To confirm your account, please click here : "
-                            + "http://localhost:8082/confirm-account?token="
+                            + "http://localhost:8080/register/confirm-account?token="
                             + confirmationToken.getConfirmationToken());
 
             emailSenderService.sendEmail(mailMessage);
 
-            modelAndView.addObject("emailId", user.getEmail());
+            return new OkResponse();
-
-            modelAndView.setViewName("successfulRegisteration");
         }
+    }
 
-        return modelAndView;
+    @GetMapping(value = "/confirm-account")
+    public OkResponse confirmUserAccount(@RequestParam("token") @NotNull String confirmationToken)
+            throws EmailTokenNotFoundException {
+        final ConfirmationToken token =
+                confirmationTokenRepository.findByConfirmationToken(confirmationToken);
+
+        if (token != null) {
+            final User user = userRepository.findByEmailIgnoreCase(token.getUser().getEmail());
+            user.setEnabled(true);
+            userRepository.save(user);
+            return new OkResponse();
+        } else {
+            throw new EmailTokenNotFoundException();
+        }
     }
 }

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/dto/OkResponse.java

@@ -0,0 +1,6 @@
+package ch.usi.inf.sa4.sanmarinoes.smarthut.dto;
+
+/** A dummy DTO to return when there is no data to return */
+public class OkResponse {
+    private boolean success = true;
+}

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/error/DuplicateEmailRegistrationException.java

@@ -0,0 +1,11 @@
+package ch.usi.inf.sa4.sanmarinoes.smarthut.error;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(code = HttpStatus.BAD_REQUEST)
+public class DuplicateEmailRegistrationException extends Exception {
+    public DuplicateEmailRegistrationException() {
+        super("Email already belonging to another user");
+    }
+}

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/error/EmailTokenNotFoundException.java

@@ -0,0 +1,11 @@
+package ch.usi.inf.sa4.sanmarinoes.smarthut.error;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.web.bind.annotation.ResponseStatus;
+
+@ResponseStatus(code = HttpStatus.BAD_REQUEST)
+public class EmailTokenNotFoundException extends Exception {
+    public EmailTokenNotFoundException() {
+        super("Email verification token not found in DB");
+    }
+}

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/ConfirmationToken.java

@@ -37,6 +37,9 @@ public class ConfirmationToken {
         confirmationToken = UUID.randomUUID().toString();
     }
 
+    /** Constructor for hibernate reflective stuff things whatever */
+    public ConfirmationToken() {}
+
     public Long getId() {
         return id;
     }

src/main/java/ch/usi/inf/sa4/sanmarinoes/smarthut/models/User.java

@@ -3,10 +3,10 @@ package ch.usi.inf.sa4.sanmarinoes.smarthut.models;
 import java.util.Set;
 import javax.persistence.*;
 import javax.validation.constraints.Email;
-import javax.validation.constraints.Min;
 import javax.validation.constraints.NotEmpty;
 import javax.validation.constraints.NotNull;
 import javax.validation.constraints.Pattern;
+import javax.validation.constraints.Size;
 
 /** A user of the Smarthut application */
 @Entity(name = "smarthutuser")
@@ -33,7 +33,10 @@ public class User {
     @NotNull
     @Column(nullable = false)
     @NotEmpty(message = "Please provide a password")
-    @Min(value = 6, message = "Your password should be at least 6 characters long")
+    @Size(
+            min = 6,
+            max = 255,
+            message = "Your password should be at least 6 characters long and up to 255 chars long")
     private String password;
 
     /**
@@ -51,6 +54,9 @@ public class User {
     @OneToMany(mappedBy = "user")
     private Set<Room> rooms;
 
+    @Column(nullable = false)
+    private Boolean isEnabled = false;
+
     public Long getId() {
         return id;
     }
@@ -95,6 +101,14 @@ public class User {
         return rooms;
     }
 
+    public Boolean getEnabled() {
+        return isEnabled;
+    }
+
+    public void setEnabled(Boolean enabled) {
+        isEnabled = enabled;
+    }
+
     @Override
     public String toString() {
         return "User{"
@@ -103,11 +117,17 @@ public class User {
                 + ", name='"
                 + name
                 + '\''
+                + ", username='"
+                + username
+                + '\''
                 + ", password='"
                 + password
                 + '\''
                 + ", email='"
                 + email
-                + "\'}";
+                + '\''
+                + ", isEnabled="
+                + isEnabled
+                + '}';
     }
 }

src/main/resources/application.properties

@@ -11,3 +11,15 @@ spring.jpa.hibernate.naming.implicit-strategy=org.hibernate.boot.model.naming.Im
 spring.jpa.properties.hibernate.format_sql=true
 
 jwt.secret=thiskeymustbeverylongorthethingcomplainssoiamjustgoingtowritehereabunchofgarbageciaomamma
+
+spring.mail.test-connection=true
+spring.mail.host=smtp.gmail.com
+spring.mail.port=587
+spring.mail.properties.mail.smtp.starttls.enable=true
+spring.mail.username=smarthut.sm@gmail.com
+spring.mail.password=dcadvbagqfkwbfts
+spring.mail.properties.mail.smtp.starttls.required=true
+spring.mail.properties.mail.smtp.auth=true
+spring.mail.properties.mail.smtp.connectiontimeout=5000
+spring.mail.properties.mail.smtp.timeout=5000
+spring.mail.properties.mail.smtp.writetimeout=5000