Add custom error page, add profile settings page '/profile/'

src/main/java/ru/redrise/marinesco/RootController.java

@@ -1,11 +1,13 @@
 package ru.redrise.marinesco;
 
+import org.springframework.security.access.prepost.PreAuthorize;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.GetMapping;
 
+//@PreAuthorize("hasRole('USER')")
 @Controller
 public class RootController {
-    
+
     @GetMapping("/")
     public String home(){
         return "root";

src/main/java/ru/redrise/marinesco/ShinyApplicationRunner.java

@@ -7,6 +7,7 @@ import org.springframework.boot.ApplicationArguments;
 import org.springframework.boot.ApplicationRunner;
 import org.springframework.context.annotation.Bean;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.security.crypto.password.PasswordEncoder;
 
 import lombok.extern.slf4j.Slf4j;
 import ru.redrise.marinesco.data.RolesRepository;
@@ -25,13 +26,14 @@ public class ShinyApplicationRunner {
     }
 
     @Bean
-    public ApplicationRunner appRunner() {
+    public ApplicationRunner appRunner(PasswordEncoder encoder) {
         return args -> {
             if (isFirstRun()) {
+                log.info("Application first run");
                 setRoles();
-                setAdmin(args);
+                setAdmin(args, encoder);
             } else
-                log.info("NOT FIRST APPLICATION RUN; DB Already set up");
+                log.info("Regular run");
         };
     }
 
@@ -45,7 +47,7 @@ public class ShinyApplicationRunner {
                 new UserRole(null, "User", UserRole.Type.USER)));
     }
 
-    private void setAdmin(ApplicationArguments args) {
+    private void setAdmin(ApplicationArguments args, PasswordEncoder encoder) {
         List<String> login = args.getOptionValues("admin_login");
         List<String> password = args.getOptionValues("admin_password");
 
@@ -53,10 +55,11 @@ public class ShinyApplicationRunner {
 
         if (login == null || login.size() == 0 || password == null || password.size() == 0) {
             log.warn("No administrator credentials provided, using defaults:\n * Login: root\n * Password: root\n Expected: --admin_login LOGIN --admin_password PASSWORD "); // TODO: Move into properties i18n
-            var adminUser = new User("root", "root", "SuperAdmin", adminRoleOnlyAthority);
+            var adminUser = new User("root", encoder.encode("root"), "SuperAdmin", adminRoleOnlyAthority);
             users.save(adminUser);
             return;
         }
-        users.save(new User(login.get(0), password.get(0), "SuperAdmin", adminRoleOnlyAthority));
+        log.info("SuperAdmin role created\n * Login: {}", login.get(0));
+        users.save(new User(login.get(0), encoder.encode(password.get(0)), "SuperAdmin", adminRoleOnlyAthority));
     }
 }

src/main/java/ru/redrise/marinesco/User.java

@@ -1,11 +1,12 @@
 package ru.redrise.marinesco;
 
-import java.util.ArrayList;
 import java.util.List;
 
 import org.springframework.security.core.userdetails.UserDetails;
 
+import jakarta.persistence.CascadeType;
 import jakarta.persistence.Entity;
+import jakarta.persistence.FetchType;
 import jakarta.persistence.GeneratedValue;
 import jakarta.persistence.GenerationType;
 import jakarta.persistence.Id;
@@ -14,14 +15,12 @@ import jakarta.persistence.Table;
 import lombok.AccessLevel;
 import lombok.Data;
 import lombok.NoArgsConstructor;
-import lombok.RequiredArgsConstructor;
 import ru.redrise.marinesco.security.UserRole;
 
 @Data
 @Entity
 @Table(name = "\"USER\"")
 @NoArgsConstructor(access = AccessLevel.PRIVATE, force = true)
-@RequiredArgsConstructor
 public class User implements UserDetails{
     
     private static final long serialVersionUID = 1L;
@@ -29,14 +28,21 @@ public class User implements UserDetails{
     @Id
     @GeneratedValue(strategy = GenerationType.AUTO)
     private Long id;
-
-    private final String username;
-    private final String password;
-    private final String displayname;
-
-    @ManyToMany
-    private final List<UserRole> authorities;
     
+    private final String username;
+    private String password;
+    private String displayname;
+
+    @ManyToMany(cascade = CascadeType.REMOVE, fetch = FetchType.EAGER)
+    private final List<UserRole> authorities;
+
+    public User(String username, String password, String displayname, List<UserRole> authorities){
+        this.username = username;
+        this.password = password;
+        this.displayname = displayname;
+        this.authorities = authorities;
+    }
+
     @Override
     public boolean isAccountNonExpired() {
         return true;

src/main/java/ru/redrise/marinesco/UserSettingsForm.java

@@ -0,0 +1,23 @@
+package ru.redrise.marinesco;
+
+import jakarta.validation.constraints.NotEmpty;
+import jakarta.validation.constraints.NotNull;
+import lombok.Data;
+
+@Data
+public class UserSettingsForm {
+
+    @NotNull
+    @NotEmpty(message = "Display name could not be blank")
+    public String displayname;
+    public String newPassword;
+
+    public boolean isNewPasswordSet(){
+        return ! newPassword.isBlank();
+    }
+    
+    public boolean isNewPasswordValid(){
+        final int newPasswordLength = newPassword.length();
+        return newPasswordLength > 8 && newPasswordLength < 32;
+    }
+}

src/main/java/ru/redrise/marinesco/security/RegistrationController.java

@@ -2,10 +2,14 @@ package ru.redrise.marinesco.security;
 
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.validation.Errors;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ModelAttribute;
 import org.springframework.web.bind.annotation.PostMapping;
 import org.springframework.web.bind.annotation.RequestMapping;
 
+import jakarta.validation.Valid;
 import ru.redrise.marinesco.data.RolesRepository;
 import ru.redrise.marinesco.data.UserRepository;
 
@@ -16,20 +20,33 @@ public class RegistrationController {
     private RolesRepository rolesRepo;
     private PasswordEncoder passwordEncoder;
 
-    public RegistrationController(UserRepository userRepo, RolesRepository rolesRepo, PasswordEncoder passwordEncoder){
+    public RegistrationController(UserRepository userRepo, RolesRepository rolesRepo, PasswordEncoder passwordEncoder) {
         this.userRepo = userRepo;
         this.rolesRepo = rolesRepo;
         this.passwordEncoder = passwordEncoder;
     }
 
+    @ModelAttribute(name = "registrationForm")
+    public RegistrationForm form() {
+        return new RegistrationForm();
+    }
+
     @GetMapping
-    public String registerForm(){
+    public String registerForm() {
         return "registration";
     }
 
     @PostMapping
-    public String postMethodName(RegistrationForm registrationForm) {
+    public String postMethodName(@Valid RegistrationForm registerForm, Errors errors, Model model) {
-        userRepo.save(registrationForm.toUser(passwordEncoder, rolesRepo));
+        if (registerForm.isPasswordsNotEqual()){
+            model.addAttribute("passwordsMismatch", "Passwords must be the same.");
+            return "registration";
+        }
+        if (errors.hasErrors()) {
+            return "registration";
+        }
+
+        userRepo.save(registerForm.toUser(passwordEncoder, rolesRepo));
         return "redirect:/login";
     }
 }

src/main/java/ru/redrise/marinesco/security/RegistrationForm.java

@@ -2,20 +2,28 @@ package ru.redrise.marinesco.security;
 
 import org.springframework.security.crypto.password.PasswordEncoder;
 
+import jakarta.validation.constraints.NotEmpty;
 import jakarta.validation.constraints.NotNull;
+import jakarta.validation.constraints.Size;
 import lombok.Data;
 import ru.redrise.marinesco.User;
 import ru.redrise.marinesco.data.RolesRepository;
 
 @Data
 public class RegistrationForm {
+    
     @NotNull
+    @Size(min=3, max=32, message="Username must be at least 3 characters long. Should not exceed 32 characters.")
     private String username;
+    
     @NotNull
+    @Size(min=8, max = 32, message="Password must be at least 8 characters long. Should not exceed 32 characters.")
     private String password;
+
+    private String passwordConfirm;
+
     @NotNull
-    private String fullname;
+    @NotEmpty(message = "Display name could not be blank")
-    @NotNull
     private String displayname;
 
     public User toUser(PasswordEncoder passwordEncoder, RolesRepository rolesRepo){
@@ -25,4 +33,7 @@ public class RegistrationForm {
             displayname,
             rolesRepo.findByType(UserRole.Type.USER));
     }
+    public boolean isPasswordsNotEqual(){
+        return ! password.equals(passwordConfirm);
+    }
 }

src/main/java/ru/redrise/marinesco/security/SecurityConfig.java

@@ -45,19 +45,25 @@ public class SecurityConfig {
     public SecurityFilterChain filterChain(HttpSecurity http, MvcRequestMatcher.Builder mvc) throws Exception {
         return http
                 .authorizeHttpRequests(autorize -> autorize
+                        .requestMatchers(mvc.pattern("/favicon.ico")).permitAll()
+                        .requestMatchers(mvc.pattern("/jquery.js")).permitAll()
                         .requestMatchers(mvc.pattern("/styles/**")).permitAll()
                         .requestMatchers(mvc.pattern("/images/*")).permitAll()
                         .requestMatchers(mvc.pattern("/register")).permitAll()
                         .requestMatchers(mvc.pattern("/login")).permitAll()
+                        .requestMatchers(mvc.pattern("/error")).permitAll()
+                        .requestMatchers(mvc.pattern("/")).hasAnyRole("ADMIN", "USER")
+                        .requestMatchers(mvc.pattern("/profile/**")).hasAnyRole("ADMIN", "USER")
                         .requestMatchers(PathRequest.toH2Console()).permitAll()
                         //.requestMatchers(mvc.pattern("/design/**")).hasRole("USER")
                         .anyRequest().denyAll())
+                        //.anyRequest().permitAll())
                 .formLogin(formLoginConfigurer -> formLoginConfigurer
                         .loginPage("/login")
-                        .loginProcessingUrl("/auth")
+                        //.loginProcessingUrl("/auth")
                         .usernameParameter("login")
                         .passwordParameter("pwd")
-                        //.defaultSuccessUrl("/", true)
+                        .defaultSuccessUrl("/")
                         )
 //                    .formLogin(Customizer.withDefaults())
 //.oauth2Login(c -> c.loginPage("/login"))

src/main/java/ru/redrise/marinesco/security/UserSettingsController.java

@@ -0,0 +1,82 @@
+package ru.redrise.marinesco.security;
+
+import org.springframework.security.core.annotation.AuthenticationPrincipal;
+import org.springframework.security.crypto.password.PasswordEncoder;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.validation.Errors;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import jakarta.validation.Valid;
+import lombok.extern.slf4j.Slf4j;
+import ru.redrise.marinesco.User;
+import ru.redrise.marinesco.UserSettingsForm;
+import ru.redrise.marinesco.data.UserRepository;
+
+@Slf4j
+@Controller
+@RequestMapping("/profile")
+public class UserSettingsController {
+    private final UserRepository userRepo;
+    private final PasswordEncoder passwordEncoder;
+
+    public UserSettingsController(UserRepository userRepo, PasswordEncoder passwordEncoder){
+        this.userRepo = userRepo;
+        this.passwordEncoder = passwordEncoder;
+    }
+
+    @ModelAttribute
+    public void addMisc(Model model, @AuthenticationPrincipal User user){
+        final String displayName = user.getDisplayname();
+        model.addAttribute("header_text", "Welcome " + displayName);
+
+        UserSettingsForm form = new UserSettingsForm();
+        form.setDisplayname(displayName);
+        model.addAttribute( "userSettingsForm", form);
+    }
+
+    @ModelAttribute
+    public UserSettingsForm addSettingsForm(){
+        return new UserSettingsForm();
+    }
+
+    @GetMapping
+    public String getPage(){
+        return "redirect:/profile/settings";
+    }
+
+
+    @GetMapping("/settings")
+    public String getSettingsFirstPage(){
+        return "user_settings";
+    }
+
+
+    @PostMapping("/settings")
+    public String getSettingsPage(@Valid UserSettingsForm userSettingsForm, 
+        Errors errors, 
+        @AuthenticationPrincipal User user,
+        Model model){
+        if (errors.hasErrors())     
+            return "user_settings";
+        if (! user.getDisplayname().equals(userSettingsForm.getDisplayname()))
+            user.setDisplayname(userSettingsForm.getDisplayname());
+        if (userSettingsForm.isNewPasswordSet()){
+            if (userSettingsForm.isNewPasswordValid()){
+                user.setPassword(passwordEncoder.encode(userSettingsForm.getNewPassword()));
+            }
+            else{
+                model.addAttribute("password_incorrect", "Password must be at least 8 characters long. Should not exceed 32 characters.");
+                return "user_settings";
+            }
+        }
+
+        log.info("{} {}", userSettingsForm.getDisplayname(), userSettingsForm.getNewPassword());
+        userRepo.save(user);
+        
+        return "user_settings";
+    }
+}

src/main/java/ru/redrise/marinesco/web/HandyErrorController.java

@@ -0,0 +1,24 @@
+
+package ru.redrise.marinesco.web;
+
+import org.springframework.boot.web.servlet.error.ErrorController;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.ModelAttribute;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+import jakarta.servlet.RequestDispatcher;
+import jakarta.servlet.http.HttpServletRequest;
+
+@Controller
+public class HandyErrorController implements ErrorController{
+  
+    @ModelAttribute(name = "code")
+    public String addMisc(HttpServletRequest request){
+        return request.getAttribute(RequestDispatcher.ERROR_STATUS_CODE).toString();
+    }
+
+    @RequestMapping("/error")
+    public String handleError(){
+        return "error";
+    }
+}

src/main/resources/templates/error.html

@@ -0,0 +1,53 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <style type=text/css>
+        html {
+            height: 100%;
+        }
+
+        body {
+            width: 100%;
+            height: 100%;
+            margin: 0;
+            padding: 0;
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+            justify-content: center;
+            background-color: #212121;
+            color: #cfcfcf;
+            font-family: Terminus;
+        }
+
+        .error {
+            border-width: 3px;
+            border-style: double;
+            padding: 8px;
+            margin: auto;
+        }
+
+        .bli {
+            padding: 3px;
+            background-color: #D00000;
+            animation: blinker 2.5s ease infinite;
+        }
+
+        @keyframes blinker {
+            50% {
+                opacity: 0.0;
+            }
+        }
+    </style>
+    <title th:text="${code}">title</title>
+</head>
+
+<body>
+    <div class='error'>
+        ОШИБКА: <span class='bli' th:text="${code}"></span>
+    </div>
+</body>
+
+</html>

src/main/resources/templates/login.html

@@ -16,6 +16,7 @@
     <br /><a href="/h2">H2</a>
     <form class="form-signin" method="post" action="/login">
       <h2 class="form-signin-heading">Please sign in</h2>
+    <br /><span class="validationError"  th:if="${param.error}">Unable to login. Check your username and password.</span>
       <p>
         <label for="username" class="sr-only">Username</label>
         <input type="text" id="username" name="login" class="form-control" placeholder="Username" required autofocus>

src/main/resources/templates/registration.html

@@ -5,20 +5,34 @@
     <title>Marinesco - registration form</title>
     <link rel="icon" type="image/x-icon" href="/favicon.ico">
     <link rel="stylesheet" th:href="@{/styles/styles.css}" />
+    <script src="@{/jquery.js}"></script>
 </head>
 
 <body>
     <h1>Register</h1>
     <img th:src="@{/images/logo.svg}" />
-    <form method="POST" th:action="@{/register}" id="registerForm">
+    <form class="regForm" method="POST" th:action="@{/register}" th:object="${registrationForm}">
+        
+        <span class="validationError" th:if="${#fields.hasErrors('username')}" th:errors="*{username}">Error</span>
+        <br />
         <label for="username">Username: </label>
-        <input type="text" name="login" /><br />
+        <input type="text" name="username" id="username"/><br />
+
+        <span class="validationError" th:if="${#fields.hasErrors('password')}" th:errors="*{password}">Error</span>
+        <br />
         <label for="password">Password: </label>
-        <input type="password" name="pwd" /><br />
+        <input type="password" name="password" id="password"/><br />
+
+        <span class="validationError" th:if="${passwordsMismatch} != null" th:text="${passwordsMismatch}">false</span> 
+        <br />
         <label for="confirm">Confirm password: </label>
-        <input type="password" name="confirm" /><br />
+        <input type="password" name="passwordConfirm" id="passwordConfirm" /><br />
+
+        <span class="validationError" th:if="${#fields.hasErrors('displayname')}" th:errors="*{displayname}">Error</span> 
+        <br />
         <label for="displayname">Displayed name: </label>
-        <input type="text" name="fullname" /><br />
+        <input type="text" name="displayname" id="displayname"/><br />
+        
         <input type="submit" value="Register" />
 </form>
 </body>

src/main/resources/templates/user_settings.html

@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org">
+
+<head>
+    <title>Marinesco - Profile settings</title>
+    <link rel="icon" type="image/x-icon" href="/favicon.ico">
+    <link rel="stylesheet" th:href="@{/styles/styles.css}" />
+</head>
+
+<body>
+    <h1 th:text="${header_text}">welcome</h1>
+    <form method="POST" th:action="@{/profile/settings}" th:object="${userSettingsForm}"> <!--   -->
+        <span class="validationError" th:if="${#fields.hasErrors('displayname')}" th:errors="*{displayname}">Error</span>
+        <br />
+        <label for="displayname">Displayed name: </label>
+        <input type="text" name="displayname" id="displayname" th:value="${userSettingsForm.displayname}" /><br />
+
+        <span class="validationError" th:if="${password_incorrect} != null" th:text="${password_incorrect}">false</span> 
+        <br />
+        <label for="password">New password: </label>
+        <input type="password" name="newPassword" id="newPassword" /><br />
+
+        <input type="submit" value="Save Changes" />
+    </form>
+</body>
+</html>

target/classes/templates/error.html

@@ -0,0 +1,53 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
+    <style type=text/css>
+        html {
+            height: 100%;
+        }
+
+        body {
+            width: 100%;
+            height: 100%;
+            margin: 0;
+            padding: 0;
+            display: flex;
+            flex-direction: column;
+            align-items: center;
+            justify-content: center;
+            background-color: #212121;
+            color: #cfcfcf;
+            font-family: Terminus;
+        }
+
+        .error {
+            border-width: 3px;
+            border-style: double;
+            padding: 8px;
+            margin: auto;
+        }
+
+        .bli {
+            padding: 3px;
+            background-color: #D00000;
+            animation: blinker 2.5s ease infinite;
+        }
+
+        @keyframes blinker {
+            50% {
+                opacity: 0.0;
+            }
+        }
+    </style>
+    <title th:text="${code}">title</title>
+</head>
+
+<body>
+    <div class='error'>
+        ОШИБКА: <span class='bli' th:text="${code}"></span>
+    </div>
+</body>
+
+</html>

target/classes/templates/login.html

@@ -16,6 +16,7 @@
     <br /><a href="/h2">H2</a>
     <form class="form-signin" method="post" action="/login">
       <h2 class="form-signin-heading">Please sign in</h2>
+    <br /><span class="validationError"  th:if="${param.error}">Unable to login. Check your username and password.</span>
       <p>
         <label for="username" class="sr-only">Username</label>
         <input type="text" id="username" name="login" class="form-control" placeholder="Username" required autofocus>

target/classes/templates/registration.html

@@ -5,20 +5,34 @@
     <title>Marinesco - registration form</title>
     <link rel="icon" type="image/x-icon" href="/favicon.ico">
     <link rel="stylesheet" th:href="@{/styles/styles.css}" />
+    <script src="@{/jquery.js}"></script>
 </head>
 
 <body>
     <h1>Register</h1>
     <img th:src="@{/images/logo.svg}" />
-    <form method="POST" th:action="@{/register}" id="registerForm">
+    <form class="regForm" method="POST" th:action="@{/register}" th:object="${registrationForm}">
+        
+        <span class="validationError" th:if="${#fields.hasErrors('username')}" th:errors="*{username}">Error</span>
+        <br />
         <label for="username">Username: </label>
-        <input type="text" name="login" /><br />
+        <input type="text" name="username" id="username"/><br />
+
+        <span class="validationError" th:if="${#fields.hasErrors('password')}" th:errors="*{password}">Error</span>
+        <br />
         <label for="password">Password: </label>
-        <input type="password" name="pwd" /><br />
+        <input type="password" name="password" id="password"/><br />
+
+        <span class="validationError" th:if="${passwordsMismatch} != null" th:text="${passwordsMismatch}">false</span> 
+        <br />
         <label for="confirm">Confirm password: </label>
-        <input type="password" name="confirm" /><br />
+        <input type="password" name="passwordConfirm" id="passwordConfirm" /><br />
+
+        <span class="validationError" th:if="${#fields.hasErrors('displayname')}" th:errors="*{displayname}">Error</span> 
+        <br />
         <label for="displayname">Displayed name: </label>
-        <input type="text" name="fullname" /><br />
+        <input type="text" name="displayname" id="displayname"/><br />
+        
         <input type="submit" value="Register" />
 </form>
 </body>

target/classes/templates/user_settings.html

@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org">
+
+<head>
+    <title>Marinesco - Profile settings</title>
+    <link rel="icon" type="image/x-icon" href="/favicon.ico">
+    <link rel="stylesheet" th:href="@{/styles/styles.css}" />
+</head>
+
+<body>
+    <h1 th:text="${header_text}">welcome</h1>
+    <form method="POST" th:action="@{/profile/settings}" th:object="${userSettingsForm}"> <!--   -->
+        <span class="validationError" th:if="${#fields.hasErrors('displayname')}" th:errors="*{displayname}">Error</span>
+        <br />
+        <label for="displayname">Displayed name: </label>
+        <input type="text" name="displayname" id="displayname" th:value="${userSettingsForm.displayname}" /><br />
+
+        <span class="validationError" th:if="${password_incorrect} != null" th:text="${password_incorrect}">false</span> 
+        <br />
+        <label for="password">New password: </label>
+        <input type="password" name="newPassword" id="newPassword" /><br />
+
+        <input type="submit" value="Save Changes" />
+    </form>
+</body>
+</html>