001/*
002 * (C) Copyright 2006-2012 Nuxeo SA (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Thomas Roger <troger@nuxeo.com>
018 */
019
020package org.nuxeo.ecm.core.api;
021
022import java.util.ArrayList;
023import java.util.Arrays;
024import java.util.Collections;
025import java.util.List;
026
027import org.nuxeo.ecm.core.api.security.SecurityConstants;
028import org.nuxeo.runtime.api.login.LoginComponent;
029
030/**
031 * @author <a href="mailto:bs@nuxeo.com">Bogdan Stefanescu</a>
032 */
033public class SystemPrincipal implements NuxeoPrincipal {
034
035    private static final long serialVersionUID = -3381784063138281706L;
036
037    private static final char[] SYS_PASSWORD = null;
038
039    private static final List<String> SYS_GROUPS = Collections.unmodifiableList(Arrays.asList(SecurityConstants.ADMINISTRATORS));
040
041    private static final List<String> SYS_ROLES = Collections.unmodifiableList(new ArrayList<String>());
042
043    private String origUserName;
044
045    private int hash;
046
047    public SystemPrincipal(String origUserName) {
048        this.origUserName = origUserName == null ? LoginComponent.SYSTEM_USERNAME : origUserName;
049        computeHash();
050    }
051
052    private void computeHash() {
053        if (origUserName != null) {
054            hash = (LoginComponent.SYSTEM_USERNAME + "-" + origUserName).hashCode();
055        } else {
056            hash = LoginComponent.SYSTEM_USERNAME.hashCode();
057        }
058    }
059
060    @Override
061    public boolean equals(Object other) {
062        if (other instanceof SystemPrincipal) {
063            if (origUserName == null) {
064                return ((SystemPrincipal) other).origUserName == null;
065            } else {
066                return origUserName.equals(((SystemPrincipal) other).origUserName);
067            }
068        } else {
069            return false;
070        }
071    }
072
073    @Override
074    public int hashCode() {
075        return hash;
076    }
077
078    @Override
079    public String getCompany() {
080        return "Nuxeo";
081    }
082
083    @Override
084    public String getEmail() {
085        return null;
086    }
087
088    @Override
089    public void setEmail(String email) {
090
091    }
092
093    @Override
094    public String getFirstName() {
095        return "System";
096    }
097
098    @Override
099    public String getLastName() {
100        return "System";
101    }
102
103    @Override
104    public String getName() {
105        return LoginComponent.SYSTEM_USERNAME;
106    }
107
108    @Override
109    public List<String> getGroups() {
110        return SYS_GROUPS;
111    }
112
113    @Override
114    public List<String> getAllGroups() {
115        return SYS_GROUPS;
116    }
117
118    @Override
119    public List<String> getRoles() {
120        return SYS_ROLES;
121    }
122
123    @Override
124    public String getPassword() {
125        if (SYS_PASSWORD == null) {
126            return null;
127        }
128        return new String(SYS_PASSWORD);
129    }
130
131    @Override
132    public String getPrincipalId() {
133        return "";
134    }
135
136    @Override
137    public String getOriginatingUser() {
138        return origUserName;
139    }
140
141    @Override
142    public void setOriginatingUser(String originatingUser) {
143        origUserName = originatingUser;
144        computeHash();
145    }
146
147    @Override
148    public String getActingUser() {
149        return getOriginatingUser() == null ? getName() : getOriginatingUser();
150    }
151
152    @Override
153    public DocumentModel getModel() {
154        return null;
155    }
156
157    @Override
158    public void setCompany(String company) {
159    }
160
161    @Override
162    public void setFirstName(String firstName) {
163    }
164
165    @Override
166    public void setLastName(String lastName) {
167    }
168
169    @Override
170    public void setName(String userName) {
171    }
172
173    @Override
174    public void setGroups(List<String> groups) {
175    }
176
177    @Override
178    public void setRoles(List<String> roles) {
179    }
180
181    @Override
182    public void setPassword(String password) {
183    }
184
185    @Override
186    public void setPrincipalId(String principalId) {
187    }
188
189    @Override
190    public void setModel(DocumentModel model) {
191    }
192
193    @Override
194    public boolean isMemberOf(String group) {
195        return SYS_GROUPS.contains(group);
196    }
197
198    @Override
199    public String toString() {
200        return getName();
201    }
202
203    @Override
204    public boolean isAdministrator() {
205        return true;
206    }
207
208    @Override
209    public String getTenantId() {
210        return null;
211    }
212
213    @Override
214    public boolean isAnonymous() {
215        return false;
216    }
217
218    @Override
219    public boolean isTransient() {
220        return false;
221    }
222}