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package eu.dnetlib.repo.manager.server;
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import eu.dnetlib.domain.functionality.UserProfile;
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import eu.dnetlib.repo.manager.client.UserService;
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import eu.dnetlib.repo.manager.server.utils.EmailUtils;
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import eu.dnetlib.repo.manager.shared.UserAccessException;
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import eu.dnetlib.users.UserApi;
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import org.apache.log4j.Logger;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.stereotype.Service;
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import javax.servlet.ServletConfig;
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import javax.servlet.ServletException;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.regex.Pattern;
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/**
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* Created by nikonas on 12/7/15.
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*/
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@Service("userService")
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public class UserServiceImpl extends SpringGwtRemoteServiceServlet implements UserService {
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private static final Logger LOGGER = Logger
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.getLogger(UserServiceImpl.class);
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@Autowired
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private UserApi userAPI;
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@Autowired
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private EmailUtils emailUtils;
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public void init(ServletConfig config) throws ServletException {
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LOGGER.info("initializing user service impl ");
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super.init(config);
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}
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@Override
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public UserProfile login(String email_username, String password) throws UserAccessException {
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LOGGER.info("Checking credentials for user " + email_username);
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try {
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String email = email_username;
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Pattern rfc2822 = Pattern.compile("^[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$");
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if (!rfc2822.matcher(email_username.trim().toLowerCase()).matches()) {
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LOGGER.debug("user logged in using username");
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email = this.userAPI.getEmailFromUsername(email_username);
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}
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if (email == null) {
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throw new UserAccessException("login.userNotExists", UserAccessException.ErrorCode.INVALID_USERNAME);
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}
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if (!this.userAPI.userExists(email)) {
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throw new UserAccessException("login.userNotExists", UserAccessException.ErrorCode.INVALID_USERNAME);
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}
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if (!this.userAPI.isUserActivated(email)) {
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throw new UserAccessException("login.notActivated", UserAccessException.ErrorCode.NOT_ACTIVATED);
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}
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if (!this.userAPI.correctCreds(email, password)) {
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throw new UserAccessException("login.InvalidPassword", UserAccessException.ErrorCode.INVALID_PASSWORD);
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}
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return this.userAPI.getUser(email);
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} catch (Exception e) {
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LOGGER.error("An error occurred while checking credentials for user " + email_username, e);
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emailUtils.reportException(e);
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if (e instanceof UserAccessException) {
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throw (UserAccessException) e;
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}
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else {
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throw new UserAccessException("login.generalError", UserAccessException.ErrorCode.GENERAL_ERROR);
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}
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}
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}
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@Override
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public UserProfile getUserByEmail(String email) throws UserAccessException {
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LOGGER.info("Getting user with email " + email);
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try {
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return this.userAPI.getUser(email);
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} catch (Exception e) {
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LOGGER.error("An error occurred while getting user with email " + email, e);
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emailUtils.reportException(e);
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throw new UserAccessException("login.generalError", UserAccessException.ErrorCode.GENERAL_ERROR);
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}
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}
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@Override
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public void register(UserProfile userProfile) throws UserAccessException {
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try {
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LOGGER.info("Registering user " + userProfile.getEmail());
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Pattern rfc2822 = Pattern.compile("^[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$");
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if (!rfc2822.matcher(userProfile.getEmail().trim().toLowerCase()).matches()) {
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throw new UserAccessException("login.notValidEmail", UserAccessException.ErrorCode.INVALID_EMAIL_FORMAT);
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}
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if (this.userAPI.usernameExists(userProfile.getUsername())) {
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throw new UserAccessException("login.usernameAlreadyExists", UserAccessException.ErrorCode.USERNAME_ALREADY_EXISTS);
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}
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if (this.userAPI.userExists(userProfile.getEmail())) {
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throw new UserAccessException("login.mailAlreadyExists", UserAccessException.ErrorCode.MAIL_ALREADY_EXISTS);
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}
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// String activationId = "TEST";
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String activationId = this.userAPI.addUser(userProfile.getUsername(), userProfile.getEmail(), userProfile.getPassword(), userProfile.getFirstname(), userProfile.getLastname(), userProfile.getInstitution());
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emailUtils.sendActivationEmail(userProfile, activationId);
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} catch (Exception e) {
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LOGGER.error("Error while registering user " + userProfile.getEmail(), e);
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emailUtils.reportException(e);
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if (e instanceof UserAccessException)
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throw (UserAccessException) e;
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else
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throw new UserAccessException("login.generalError", UserAccessException.ErrorCode.GENERAL_ERROR);
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}
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}
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@Override
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public void activateUser(String activationId) throws UserAccessException {
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try {
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LOGGER.info("Activating user with activation with activation id " + activationId);
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if (!this.userAPI.activateUser(activationId))
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throw new UserAccessException("registration.okAccountAlreadyActivation", UserAccessException.ErrorCode.ALREADY_ACTIVATED);
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} catch (Exception e) {
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LOGGER.error("Error while activating user account with activation id " + activationId, e);
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emailUtils.reportException(e);
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if (e instanceof UserAccessException)
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throw (UserAccessException) e;
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else
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throw new UserAccessException("login.generalError", UserAccessException.ErrorCode.GENERAL_ERROR);
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}
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}
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@Override
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public void updateUser(UserProfile userProfile) throws UserAccessException {
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try {
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LOGGER.info("Editing user " + userProfile.getUsername());
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Pattern rfc2822 = Pattern.compile("^[a-z0-9!#$%&'*+/=?^_`{|}~-]+(?:\\.[a-z0-9!#$%&'*+/=?^_`{|}~-]+)*@(?:[a-z0-9](?:[a-z0-9-]*[a-z0-9])?\\.)+[a-z0-9](?:[a-z0-9-]*[a-z0-9])?$");
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if (!rfc2822.matcher(userProfile.getEmail().trim().toLowerCase()).matches()) {
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throw new UserAccessException("login.notValidEmail", UserAccessException.ErrorCode.INVALID_EMAIL_FORMAT);
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}
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String currentEmail = this.userAPI.getEmailFromUsername(userProfile.getUsername());
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if (!userProfile.getEmail().equalsIgnoreCase(currentEmail)) {
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if (this.userAPI.userExists(userProfile.getEmail())) {
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throw new UserAccessException("login.mailAlreadyExists", UserAccessException.ErrorCode.MAIL_ALREADY_EXISTS);
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}
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}
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this.userAPI.editUser(userProfile);
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} catch (Exception e) {
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LOGGER.error("Error while editing user " + userProfile.getUsername(), e);
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if (e instanceof UserAccessException)
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throw (UserAccessException) e;
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else
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throw new UserAccessException("login.generalError", UserAccessException.ErrorCode.GENERAL_ERROR);
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}
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}
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@Override
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public void prepareResetPassword(String email) throws UserAccessException {
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try {
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LOGGER.debug("Sending password recovery to user " + email);
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if (!this.userAPI.userExists(email)) {
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throw new UserAccessException("login.userNotExists", UserAccessException.ErrorCode.INVALID_USERNAME);
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}
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List<String> to = new ArrayList<String>();
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to.add(email);
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String securityCode = this.userAPI.prepareResetPassword(email);
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emailUtils.sendResetPasswordEmail(email, securityCode);
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} catch (Exception e) {
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LOGGER.error("Error while sending password recovery to user " + email, e);
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emailUtils.reportException(e);
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if (e instanceof UserAccessException)
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throw (UserAccessException) e;
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else
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throw new UserAccessException("login.generalError", UserAccessException.ErrorCode.GENERAL_ERROR);
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}
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}
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@Override
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public void resetPassword(String securityCode, String password) throws UserAccessException {
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try {
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LOGGER.debug("Reseting password with security code " + securityCode);
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if (securityCode.length() == 0) {
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throw new UserAccessException("resetPassword.wrongSecurityCode", UserAccessException.ErrorCode.WRONG_SECURITY_CODE);
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}
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this.userAPI.resetPassword(securityCode, password);
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} catch (Exception e) {
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LOGGER.error("Error while reseting password with security code " + securityCode);
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emailUtils.reportException(e);
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if (e instanceof UserAccessException)
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throw (UserAccessException) e;
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else
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throw new UserAccessException("login.generalError", UserAccessException.ErrorCode.GENERAL_ERROR);
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}
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}
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@Override
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public void resendActivation(String email) throws UserAccessException {
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}
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}
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