org.argeo.cms/src/org/argeo/cms/osgi/useradmin/LdifAuthorization.java

   1 package org.argeo.cms.osgi.useradmin;
   2
   3 import java.util.Arrays;
   4 import java.util.Collections;
   5 import java.util.Dictionary;
   6 import java.util.List;
   7
   8 import org.argeo.api.acr.ldap.LdapAttr;
   9 import org.osgi.service.useradmin.Authorization;
  10 import org.osgi.service.useradmin.Role;
  11 import org.osgi.service.useradmin.User;
  12
  13 /** Basic authorization. */
  14 class LdifAuthorization implements Authorization {
  15         private final String name;
  16         private final String displayName;
  17         private final List<String> allRoles;
  18
  19         public LdifAuthorization(User user, List<Role> allRoles) {
  20                 if (user == null) {
  21                         this.name = null;
  22                         this.displayName = "anonymous";
  23                 } else {
  24                         this.name = user.getName();
  25                         this.displayName = extractDisplayName(user);
  26                 }
  27                 // roles
  28                 String[] roles = new String[allRoles.size()];
  29                 for (int i = 0; i < allRoles.size(); i++) {
  30                         roles[i] = allRoles.get(i).getName();
  31                 }
  32                 this.allRoles = Collections.unmodifiableList(Arrays.asList(roles));
  33         }
  34
  35         @Override
  36         public String getName() {
  37                 return name;
  38         }
  39
  40         @Override
  41         public boolean hasRole(String name) {
  42                 return allRoles.contains(name);
  43         }
  44
  45         @Override
  46         public String[] getRoles() {
  47                 return allRoles.toArray(new String[allRoles.size()]);
  48         }
  49
  50         @Override
  51         public int hashCode() {
  52                 if (name == null)
  53                         return super.hashCode();
  54                 return name.hashCode();
  55         }
  56
  57         @Override
  58         public boolean equals(Object obj) {
  59                 if (!(obj instanceof Authorization))
  60                         return false;
  61                 Authorization that = (Authorization) obj;
  62                 if (name == null)
  63                         return that.getName() == null;
  64                 return name.equals(that.getName());
  65         }
  66
  67         @Override
  68         public String toString() {
  69                 return displayName;
  70         }
  71
  72         final static String extractDisplayName(User user) {
  73                 Dictionary<String, Object> props = user.getProperties();
  74                 Object displayName = props.get(LdapAttr.displayName.name());
  75                 if (displayName == null)
  76                         displayName = props.get(LdapAttr.cn.name());
  77                 if (displayName == null)
  78                         displayName = props.get(LdapAttr.uid.name());
  79                 if (displayName == null)
  80                         displayName = user.getName();
  81                 if (displayName == null)
  82                         throw new IllegalStateException("Cannot set display name for " + user);
  83                 return displayName.toString();
  84         }
  85 }