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1   /**
2    * This file Copyright (c) 2003-2018 Magnolia International
3    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
4    *
5    *
6    * This file is dual-licensed under both the Magnolia
7    * Network Agreement and the GNU General Public License.
8    * You may elect to use one or the other of these licenses.
9    *
10   * This file is distributed in the hope that it will be
11   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
12   * implied warranty of MERCHANTABILITY or FITNESS FOR A
13   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
14   * Redistribution, except as permitted by whichever of the GPL
15   * or MNA you select, is prohibited.
16   *
17   * 1. For the GPL license (GPL), you can redistribute and/or
18   * modify this file under the terms of the GNU General
19   * Public License, Version 3, as published by the Free Software
20   * Foundation.  You should have received a copy of the GNU
21   * General Public License, Version 3 along with this program;
22   * if not, write to the Free Software Foundation, Inc., 51
23   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
24   *
25   * 2. For the Magnolia Network Agreement (MNA), this file
26   * and the accompanying materials are made available under the
27   * terms of the MNA which accompanies this distribution, and
28   * is available at http://www.magnolia-cms.com/mna.html
29   *
30   * Any modifications to this file must keep this entire header
31   * intact.
32   *
33   */
34  package info.magnolia.context;
35  
36  import info.magnolia.cms.core.SystemProperty;
37  import info.magnolia.cms.security.User;
38  import info.magnolia.repository.RepositoryManager;
39  
40  import javax.inject.Inject;
41  import javax.jcr.Credentials;
42  import javax.jcr.RepositoryException;
43  import javax.jcr.Session;
44  import javax.jcr.SimpleCredentials;
45  
46  /**
47   * Uses a user based access manager.
48   */
49  public class DefaultRepositoryStrategy extends AbstractRepositoryStrategy {
50  
51      protected UserContext context;
52  
53      @Inject
54      public DefaultRepositoryStrategy(RepositoryManager repositoryManager, UserContext context) {
55          super(repositoryManager);
56          this.context = context;
57      }
58  
59      @Override
60      protected Session internalGetSession(String workspaceName) throws RepositoryException {
61          return repositoryManager.getSession(workspaceName, getCredentials());
62      }
63  
64      /**
65       * @return credentials of current user - anonymous if unknown.
66       */
67      protected Credentials getCredentials() {
68          User user = MgnlContext.getUser();
69          if (user == null) {
70              // there is no user logged in, so this is just a system call. Returned credentials are used only to access repository, but do not allow any access over Magnolia.
71              // FIXME: stop using SystemProperty, but IoC is not ready yet when this is called (config loader calls repo.init() which results in authentication calls being made and this method being invoked
72              // TODO: can also read it from the Login Module properties ... but WAU has no access to that
73              String user1 = SystemProperty.getProperty("magnolia.connection.jcr.anonymous.userId", "anonymous");
74              String pwd = SystemProperty.getProperty("magnolia.connection.jcr.anonymous.password", "anonymous");
75              return new SimpleCredentials(user1, pwd.toCharArray());
76          }
77          final String password = user.getPassword();
78          if (password == null) {
79              return new SimpleCredentials(user.getName(), "".toCharArray()); //user is already logged into instance, we can pass empty string
80          } else {
81              return new SimpleCredentials(user.getName(), password.toCharArray());
82          }
83      }
84  
85      @Override
86      public void release() {
87          release(false);
88      }
89  
90  }
91