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Merge pull request #2155 from moifort/feature/social
Add social sign in functionality (Google, Facebook, Twitter)
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44 changes: 44 additions & 0 deletions
44
app/templates/src/main/java/package/social/_SocialController.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| package <%=packageName%>.social; | ||
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| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
| import org.springframework.social.connect.Connection; | ||
| import org.springframework.social.connect.web.ProviderSignInUtils; | ||
| import org.springframework.social.support.URIBuilder; | ||
| import org.springframework.stereotype.Controller; | ||
| import org.springframework.web.bind.annotation.CookieValue; | ||
| import org.springframework.web.bind.annotation.RequestMapping; | ||
| import org.springframework.web.bind.annotation.RequestMethod; | ||
| import org.springframework.web.context.request.WebRequest; | ||
| import org.springframework.web.servlet.view.RedirectView; | ||
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| import javax.inject.Inject; | ||
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| @Controller | ||
| @RequestMapping("/social") | ||
| public class SocialController { | ||
| private final Logger log = LoggerFactory.getLogger(SocialController.class); | ||
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| @Inject | ||
| private SocialService socialService; | ||
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| @Inject | ||
| private ProviderSignInUtils providerSignInUtils; | ||
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| @RequestMapping(value = "/signup", method = RequestMethod.GET) | ||
| public RedirectView signUp(WebRequest webRequest, @CookieValue("NG_TRANSLATE_LANG_KEY") String langKey) { | ||
| try { | ||
| Connection<?> connection = providerSignInUtils.getConnectionFromSession(webRequest); | ||
| socialService.createSocialUser(connection, langKey.replace("\"", "")); | ||
| return new RedirectView(URIBuilder.fromUri("/#/social-register/" + connection.getKey().getProviderId()) | ||
| .queryParam("success", "true") | ||
| .build().toString(), true); | ||
| } catch (Exception e) { | ||
| log.error("Exception creating social user: ", e); | ||
| return new RedirectView(URIBuilder.fromUri("/#/social-register/no-provider") | ||
| .queryParam("success", "false") | ||
| .build().toString(), true); | ||
| } | ||
| } | ||
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| } |
110 changes: 110 additions & 0 deletions
110
app/templates/src/main/java/package/social/_SocialService.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| package <%=packageName%>.social; | ||
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| import <%=packageName%>.domain.Authority; | ||
| import <%=packageName%>.domain.User; | ||
| import <%=packageName%>.repository.AuthorityRepository; | ||
| import <%=packageName%>.repository.UserRepository; | ||
| import <%=packageName%>.service.MailService; | ||
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| import org.apache.commons.lang.RandomStringUtils; | ||
| import org.apache.commons.lang3.StringUtils; | ||
| import org.slf4j.Logger; | ||
| import org.slf4j.LoggerFactory; | ||
| import org.springframework.security.crypto.password.PasswordEncoder; | ||
| import org.springframework.social.connect.Connection; | ||
| import org.springframework.social.connect.ConnectionRepository; | ||
| import org.springframework.social.connect.UserProfile; | ||
| import org.springframework.social.connect.UsersConnectionRepository; | ||
| import org.springframework.stereotype.Service; | ||
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| import javax.inject.Inject; | ||
| import java.util.HashSet; | ||
| import java.util.Optional; | ||
| import java.util.Set; | ||
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| @Service | ||
| public class SocialService { | ||
| private final Logger log = LoggerFactory.getLogger(SocialService.class); | ||
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| @Inject | ||
| private UsersConnectionRepository usersConnectionRepository; | ||
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| @Inject | ||
| private AuthorityRepository authorityRepository; | ||
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| @Inject | ||
| private PasswordEncoder passwordEncoder; | ||
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| @Inject | ||
| private UserRepository userRepository; | ||
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| @Inject | ||
| private MailService mailService; | ||
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| public void createSocialUser(Connection<?> connection, String langKey) { | ||
| if (connection == null) { | ||
| log.error("Cannot create social user because connection is null"); | ||
| throw new IllegalArgumentException("Connection cannot be null"); | ||
| } | ||
| UserProfile userProfile = connection.fetchUserProfile(); | ||
| String providerId = connection.getKey().getProviderId(); | ||
| User user = createUserIfNotExist(userProfile, langKey, providerId); | ||
| createSocialConnection(user.getLogin(), connection); | ||
| mailService.sendSocialRegistrationValidationEmail(user, providerId); | ||
| } | ||
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| private User createUserIfNotExist(UserProfile userProfile, String langKey, String providerId) { | ||
| String email = userProfile.getEmail(); | ||
| String userName = userProfile.getUsername(); | ||
| if (StringUtils.isBlank(email) && StringUtils.isBlank(userName)) { | ||
| log.error("Cannot create social user because email and login are null"); | ||
| throw new IllegalArgumentException("Email and login cannot be null"); | ||
| } | ||
| if (StringUtils.isBlank(email) && userRepository.findOneByLogin(userName).isPresent()) { | ||
| log.error("Cannot create social user because email is null and login already exist, login -> {}", userName); | ||
| throw new IllegalArgumentException("Email cannot be null with an existing login"); | ||
| } | ||
| Optional<User> user = userRepository.findOneByEmail(email); | ||
| if (user.isPresent()) { | ||
| log.info("User already exist associate the connection to this account"); | ||
| return user.get(); | ||
| } | ||
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| String login = getLoginDependingOnProviderId(userProfile, providerId); | ||
| String encryptedPassword = passwordEncoder.encode(RandomStringUtils.random(10)); | ||
| Set<Authority> authorities = new HashSet<>(1); | ||
| authorities.add(authorityRepository.findOne("ROLE_USER")); | ||
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| User newUser = new User(); | ||
| newUser.setLogin(login); | ||
| newUser.setPassword(encryptedPassword); | ||
| newUser.setFirstName(userProfile.getFirstName()); | ||
| newUser.setLastName(userProfile.getLastName()); | ||
| newUser.setEmail(email); | ||
| newUser.setActivated(true); | ||
| newUser.setAuthorities(authorities); | ||
| newUser.setLangKey(langKey); | ||
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| return userRepository.save(newUser); | ||
| } | ||
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| /** | ||
| * @param userProfile | ||
| * @param providerId | ||
| * @return login if provider manage a login like Twitter or Github otherwise email address. | ||
| * Because provider like Google or Facebook didn't provide login or login like "12099388847393" | ||
| */ | ||
| private String getLoginDependingOnProviderId(UserProfile userProfile, String providerId) { | ||
| switch (providerId) { | ||
| case "twitter": | ||
| return userProfile.getUsername(); | ||
| default: | ||
| return userProfile.getEmail(); | ||
| } | ||
| } | ||
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| private void createSocialConnection(String login, Connection<?> connection) { | ||
| ConnectionRepository connectionRepository = usersConnectionRepository.createConnectionRepository(login); | ||
| connectionRepository.addConnection(connection); | ||
| } | ||
| } |
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