UserJcrUtils.java

   1 package org.argeo.jcr;
   2
   3 import javax.jcr.Node;
   4 import javax.jcr.RepositoryException;
   5 import javax.jcr.Session;
   6 import javax.jcr.query.Query;
   7 import javax.jcr.query.qom.Constraint;
   8 import javax.jcr.query.qom.DynamicOperand;
   9 import javax.jcr.query.qom.QueryObjectModelFactory;
  10 import javax.jcr.query.qom.Selector;
  11 import javax.jcr.query.qom.StaticOperand;
  12
  13 import org.argeo.ArgeoException;
  14
  15 /** Utilities related to the user home and properties based on Argeo JCR model. */
  16 public class UserJcrUtils {
  17         /** The home base path. Not yet configurable */
  18         public final static String DEFAULT_HOME_BASE_PATH = "/home";
  19
  20         /**
  21          * Returns the home node of the user or null if none was found.
  22          *
  23          * @param session
  24          *            the session to use in order to perform the search, this can be
  25          *            a session with a different user ID than the one searched,
  26          *            typically when a system or admin session is used.
  27          * @param username
  28          *            the username of the user
  29          */
  30         public static Node getUserHome(Session session, String username) {
  31                 try {
  32                         // String homePath = UserJcrUtils.getUserHomePath(username);
  33                         // return session.itemExists(homePath) ? session.getNode(homePath)
  34                         // : null;
  35                         // kept for example of QOM queries
  36                         QueryObjectModelFactory qomf = session.getWorkspace()
  37                                         .getQueryManager().getQOMFactory();
  38                         Selector userHomeSel = qomf.selector(ArgeoTypes.ARGEO_USER_HOME,
  39                                         "userHome");
  40                         DynamicOperand userIdDop = qomf.propertyValue(
  41                                         userHomeSel.getSelectorName(), ArgeoNames.ARGEO_USER_ID);
  42                         StaticOperand userIdSop = qomf.literal(session.getValueFactory()
  43                                         .createValue(username));
  44                         Constraint constraint = qomf.comparison(userIdDop,
  45                                         QueryObjectModelFactory.JCR_OPERATOR_EQUAL_TO, userIdSop);
  46                         Query query = qomf.createQuery(userHomeSel, constraint, null, null);
  47                         return JcrUtils.querySingleNode(query);
  48                 } catch (RepositoryException e) {
  49                         throw new ArgeoException("Cannot find home for user " + username, e);
  50                 }
  51         }
  52
  53         public static Node getUserProfile(Session session, String username) {
  54                 try {
  55                         QueryObjectModelFactory qomf = session.getWorkspace()
  56                                         .getQueryManager().getQOMFactory();
  57                         Selector userHomeSel = qomf.selector(ArgeoTypes.ARGEO_USER_PROFILE,
  58                                         "userProfile");
  59                         DynamicOperand userIdDop = qomf.propertyValue(
  60                                         userHomeSel.getSelectorName(), ArgeoNames.ARGEO_USER_ID);
  61                         StaticOperand userIdSop = qomf.literal(session.getValueFactory()
  62                                         .createValue(username));
  63                         Constraint constraint = qomf.comparison(userIdDop,
  64                                         QueryObjectModelFactory.JCR_OPERATOR_EQUAL_TO, userIdSop);
  65                         Query query = qomf.createQuery(userHomeSel, constraint, null, null);
  66                         return JcrUtils.querySingleNode(query);
  67                 } catch (RepositoryException e) {
  68                         throw new ArgeoException(
  69                                         "Cannot find profile for user " + username, e);
  70                 }
  71         }
  72
  73         /** Returns the home node of the session user or null if none was found. */
  74         public static Node getUserHome(Session session) {
  75                 String userID = session.getUserID();
  76                 return getUserHome(session, userID);
  77         }
  78
  79         private UserJcrUtils() {
  80         }
  81 }