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1   /*
2    * Copyright 2010 James Pether Sörling
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *   http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   *
16   *	$Id$
17   *  $HeadURL$
18  */
19  package com.hack23.cia.service.impl.action.application;
20  
21  import java.util.ArrayList;
22  import java.util.Collection;
23  import java.util.Date;
24  import java.util.UUID;
25  
26  import org.slf4j.Logger;
27  import org.slf4j.LoggerFactory;
28  import org.springframework.beans.factory.annotation.Autowired;
29  import org.springframework.security.access.annotation.Secured;
30  import org.springframework.security.authentication.UsernamePasswordAuthenticationToken;
31  import org.springframework.security.core.authority.SimpleGrantedAuthority;
32  import org.springframework.security.core.context.SecurityContextHolder;
33  import org.springframework.security.crypto.bcrypt.BCryptPasswordEncoder;
34  import org.springframework.security.crypto.password.PasswordEncoder;
35  import org.springframework.stereotype.Service;
36  import org.springframework.transaction.annotation.Propagation;
37  import org.springframework.transaction.annotation.Transactional;
38  
39  import com.hack23.cia.model.internal.application.system.impl.ApplicationConfiguration;
40  import com.hack23.cia.model.internal.application.system.impl.ApplicationEventGroup;
41  import com.hack23.cia.model.internal.application.system.impl.ApplicationOperationType;
42  import com.hack23.cia.model.internal.application.system.impl.ConfigurationGroup;
43  import com.hack23.cia.model.internal.application.user.impl.UserAccount;
44  import com.hack23.cia.model.internal.application.user.impl.UserAccount_;
45  import com.hack23.cia.model.internal.application.user.impl.UserRole;
46  import com.hack23.cia.service.api.action.application.CreateApplicationEventRequest;
47  import com.hack23.cia.service.api.action.application.CreateApplicationEventResponse;
48  import com.hack23.cia.service.api.action.application.RegisterUserRequest;
49  import com.hack23.cia.service.api.action.application.RegisterUserResponse;
50  import com.hack23.cia.service.api.action.common.ServiceResponse.ServiceResult;
51  import com.hack23.cia.service.data.api.ApplicationConfigurationService;
52  import com.hack23.cia.service.data.api.UserDAO;
53  import com.hack23.cia.service.impl.action.common.AbstractBusinessServiceImpl;
54  import com.hack23.cia.service.impl.action.common.BusinessService;
55  
56  /**
57   * The Class RegisterUserService.
58   */
59  @Service
60  @Transactional(propagation = Propagation.REQUIRED)
61  public final class RegisterUserService extends
62  		AbstractBusinessServiceImpl<RegisterUserRequest, RegisterUserResponse>
63  		implements BusinessService<RegisterUserRequest, RegisterUserResponse> {
64  
65  	/** The Constant LOGGER. */
66  	private static final Logger LOGGER = LoggerFactory
67  			.getLogger(RegisterUserService.class);
68  
69  
70  	/** The create application event service. */
71  	@Autowired
72  	private BusinessService<CreateApplicationEventRequest, CreateApplicationEventResponse> createApplicationEventService;
73  
74  	/** The application configuration service. */
75  	@Autowired
76  	private ApplicationConfigurationService applicationConfigurationService;
77  
78  	/** The user dao. */
79  	@Autowired
80  	private UserDAO userDAO;
81  
82  	/** The password encoder. */
83  	private final PasswordEncoder passwordEncoder = new BCryptPasswordEncoder();
84  
85  	/**
86  	 * Instantiates a new register user service.
87  	 */
88  	public RegisterUserService() {
89  		super(RegisterUserRequest.class);
90  	}
91  
92  	@Secured({"ROLE_ANONYMOUS"})
93  	@Override
94  	public RegisterUserResponse processService(
95  			final RegisterUserRequest serviceRequest) {
96  
97  		final CreateApplicationEventRequest eventRequest = new CreateApplicationEventRequest();
98  		eventRequest.setEventGroup(ApplicationEventGroup.USER);
99  		eventRequest.setApplicationOperation(ApplicationOperationType.CREATE);
100 		eventRequest.setActionName(RegisterUserRequest.class.getSimpleName());
101 		eventRequest.setSessionId(serviceRequest.getSessionId());
102 		eventRequest.setElementId(serviceRequest.getEmail());
103 
104 		final ApplicationConfiguration registeredUsersGetAdminConfig = applicationConfigurationService.checkValueOrLoadDefault("Registered User All get Role Admin", "Registered User All get Role Admin", ConfigurationGroup.AUTHORIZATION, RegisterUserService.class.getSimpleName(), "Register User Service", "Responsible for create of useraccounts", "registered.users.get.admin", "true");
105 
106 		final UserAccount userNameExist = userDAO.findFirstByProperty(UserAccount_.username, serviceRequest.getUsername());
107 		final UserAccount userEmailExist = userDAO.findFirstByProperty(UserAccount_.email, serviceRequest.getEmail());
108 
109 		RegisterUserResponse response;
110 		if (userEmailExist == null && userNameExist == null) {
111 			final UserAccount userAccount = new UserAccount();
112 			userAccount.setCountry(serviceRequest.getCountry());
113 			userAccount.setEmail(serviceRequest.getEmail());
114 			userAccount.setUsername(serviceRequest.getUsername());
115 			userAccount.setUserId(UUID.randomUUID().toString());
116 			userAccount.setUserpassword(passwordEncoder.encode(userAccount.getUserId()+".uuid"+ serviceRequest.getUserpassword()));
117 			userAccount.setNumberOfVisits(1);
118 			userAccount.setUserType(serviceRequest.getUserType());
119 			userAccount.setCreatedDate(new Date());
120 			userDAO.persist(userAccount);
121 
122 			if ("true".equals(registeredUsersGetAdminConfig.getPropertyValue())) {
123 				userAccount.setUserRole(UserRole.ADMIN);
124 			} else {
125 				userAccount.setUserRole(UserRole.USER);
126 			}
127 
128 			final Collection<SimpleGrantedAuthority> authorities = new ArrayList<>();
129 
130 			if (UserRole.ADMIN == userAccount.getUserRole()) {
131 				authorities.add(new SimpleGrantedAuthority("ROLE_ADMIN"));
132 			} else if (UserRole.USER == userAccount.getUserRole()) {
133 				authorities.add(new SimpleGrantedAuthority("ROLE_USER"));
134 			}
135 
136 			SecurityContextHolder.getContext().setAuthentication(new UsernamePasswordAuthenticationToken(userAccount, userAccount.getUserpassword(), authorities));
137 
138 			eventRequest.setUserId(userAccount.getUserId());
139 			response = new RegisterUserResponse(ServiceResult.SUCCESS);
140 		} else {
141 			response = new RegisterUserResponse(ServiceResult.FAILURE);
142 		}
143 
144 		eventRequest.setApplicationMessage(response.getResult().toString());
145 		createApplicationEventService.processService(eventRequest);
146 		LOGGER.info("Event: {}",eventRequest);
147 		return response;
148 	}
149 
150 }