Create all internal methods for reset password, missing API routes

src/main/java/net/Broken/DB/Entity/PendingPwdResetEntity.java

@@ -0,0 +1,58 @@
+package net.Broken.DB.Entity;
+
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.GenerationType;
+import javax.persistence.Id;
+import java.util.Calendar;
+import java.util.Date;
+
+
+@Entity
+public class PendingPwdResetEntity {
+    @Id
+    @GeneratedValue(strategy= GenerationType.AUTO)
+    private Integer id;
+
+    private UserEntity userEntity;
+    private String securityToken;
+    private Date expirationDate;
+
+
+    public PendingPwdResetEntity(UserEntity userEntity,String token) {
+        this.userEntity = userEntity;
+        this.securityToken = token;
+        Calendar cal = Calendar.getInstance();
+        cal.setTime(new Date());
+        cal.add(Calendar.HOUR, 24);
+        expirationDate = cal.getTime();
+
+    }
+
+    public PendingPwdResetEntity() {}
+
+
+    public UserEntity getUserEntity() {
+        return userEntity;
+    }
+
+    public void setUserEntity(UserEntity userEntity) {
+        this.userEntity = userEntity;
+    }
+
+    public String getSecurityToken() {
+        return securityToken;
+    }
+
+    public void setSecurityToken(String securityToken) {
+        this.securityToken = securityToken;
+    }
+
+    public Date getExpirationDate() {
+        return expirationDate;
+    }
+
+    public void setExpirationDate(Date expirationDate) {
+        this.expirationDate = expirationDate;
+    }
+}

src/main/java/net/Broken/DB/Repository/PendingPwdResetRepository.java

@@ -0,0 +1,11 @@
+package net.Broken.DB.Repository;
+
+import net.Broken.DB.Entity.PendingPwdResetEntity;
+import net.Broken.DB.Entity.UserEntity;
+import org.springframework.data.repository.CrudRepository;
+
+import java.util.List;
+
+public interface PendingPwdResetRepository extends CrudRepository<PendingPwdResetEntity,Integer>{
+    List<PendingPwdResetEntity> findByUserEntity(UserEntity userEntity);
+}

src/main/java/net/Broken/RestApi/UserManagerAPIController.java

@@ -29,17 +29,23 @@ import java.util.List;
 @RequestMapping("/api/userManagement")
 public class UserManagerAPIController {
     Logger logger = LogManager.getLogger();
-    @Autowired
+    final
     PendingUserRepository pendingUserRepository;
 
-    @Autowired
+    final
     UserRepository userRepository;
 
-    @Autowired
-    private PasswordEncoder passwordEncoder;
+    private final PasswordEncoder passwordEncoder;
 
     UserUtils userUtils = UserUtils.getInstance();
 
+    @Autowired
+    public UserManagerAPIController(PendingUserRepository pendingUserRepository, UserRepository userRepository, PasswordEncoder passwordEncoder) {
+        this.pendingUserRepository = pendingUserRepository;
+        this.userRepository = userRepository;
+        this.passwordEncoder = passwordEncoder;
+    }
+
 
     @RequestMapping(value = "/preRegister", method = RequestMethod.POST)
     public ResponseEntity<CheckResposeData> command(@RequestBody UserInfoData data){
@@ -114,4 +120,6 @@ public class UserManagerAPIController {
     }
 
 
+
+
 }

src/main/java/net/Broken/Tools/UserManager/PasswordResetUtils.java

@@ -0,0 +1,64 @@
+package net.Broken.Tools.UserManager;
+
+import net.Broken.DB.Entity.PendingPwdResetEntity;
+import net.Broken.DB.Entity.UserEntity;
+import net.Broken.DB.Repository.PendingPwdResetRepository;
+import net.Broken.DB.Repository.UserRepository;
+import net.Broken.SpringContext;
+import net.Broken.Tools.UserManager.Exceptions.TokenNotMatch;
+import net.Broken.Tools.UserManager.Exceptions.UserNotFoundException;
+import org.apache.logging.log4j.LogManager;
+import org.apache.logging.log4j.Logger;
+import org.springframework.context.ApplicationContext;
+import org.springframework.security.crypto.password.PasswordEncoder;
+
+import java.util.List;
+
+public class PasswordResetUtils {
+    private Logger logger = LogManager.getLogger();
+    private PasswordEncoder passwordEncoder;
+    private PendingPwdResetRepository pendingPwdResetRepository;
+    private UserRepository userRepository;
+
+    private static PasswordResetUtils INSTANCE = new PasswordResetUtils();
+
+    /**
+     * Private default constructor
+     */
+    private PasswordResetUtils(){
+        ApplicationContext context = SpringContext.getAppContext();
+        passwordEncoder = (PasswordEncoder) context.getBean("passwordEncoder");
+        pendingPwdResetRepository = (PendingPwdResetRepository) context.getBean("pendingPwdResetRepository");
+        userRepository = (UserRepository) context.getBean("userRepository");
+    }
+
+
+    /**
+     * Singleton
+     * @return Unique PasswordResetUtils instance
+     */
+    public static PasswordResetUtils getInstance(){
+        return INSTANCE;
+    }
+
+    public String resetRequest(UserEntity userEntity){
+        String token = UserUtils.getInstance().generateCheckToken();
+        String encodedToken = passwordEncoder.encode(token);
+        PendingPwdResetEntity entity = new PendingPwdResetEntity(userEntity, encodedToken);
+        pendingPwdResetRepository.save(entity);
+        return encodedToken;
+    }
+
+    public void changePass(UserEntity userEntity, String token, String newPassword) throws UserNotFoundException, TokenNotMatch {
+        List<PendingPwdResetEntity> dbResults = pendingPwdResetRepository.findByUserEntity(userEntity);
+        if(dbResults.size() == 0)
+            throw new UserNotFoundException();
+        PendingPwdResetEntity pendingPwdReset = dbResults.get(0);
+        if(!passwordEncoder.matches(token, pendingPwdReset.getSecurityToken()))
+            throw new TokenNotMatch();
+
+        userEntity.setPassword(passwordEncoder.encode(newPassword));
+        userRepository.save(userEntity);
+    }
+
+}

src/main/java/net/Broken/Tools/UserManager/UserUtils.java

@@ -201,7 +201,7 @@ public class UserUtils {
      * Generate short check token
      * @return check token as string
      */
-    private String generateCheckToken(){
+    public String generateCheckToken(){
         SecureRandom random = new SecureRandom();
         long longToken = Math.abs( random.nextLong() );
         String randomStr = Long.toString( longToken, 16 );