protected void updateGroupMembership(
SlingHttpServletRequest request,
Session session,
Authorizable authorizable,
String paramName,
List<Modification> changes,
Map<String, Object> toSave)
throws AccessDeniedException, StorageClientException {
if (authorizable instanceof Group) {
Group group = ((Group) authorizable);
String groupPath =
LiteAuthorizableResourceProvider.SYSTEM_USER_MANAGER_GROUP_PREFIX + group.getId();
boolean changed = false;
AuthorizableManager authorizableManager = session.getAuthorizableManager();
// first remove any members posted as ":member@Delete"
String[] membersToDelete =
request.getParameterValues(paramName + SlingPostConstants.SUFFIX_DELETE);
if (membersToDelete != null) {
toSave.put(group.getId(), group);
LOGGER.info("Members to delete {} ", membersToDelete);
for (String member : membersToDelete) {
String memberId = getAuthIdFromParameter(member);
group.removeMember(memberId);
changed = true;
}
}
Joinable groupJoin = getJoinable(group);
// second add any members posted as ":member"
String[] membersToAdd = request.getParameterValues(paramName);
if (membersToAdd != null) {
LOGGER.info("Members to add {} ", membersToAdd);
Group peerGroup = getPeerGroupOf(group, authorizableManager, toSave);
List<Authorizable> membersToRemoveFromPeer = new ArrayList<Authorizable>();
for (String member : membersToAdd) {
String memberId = getAuthIdFromParameter(member);
Authorizable memberAuthorizable = (Authorizable) toSave.get(memberId);
if (memberAuthorizable == null) {
memberAuthorizable = authorizableManager.findAuthorizable(memberId);
}
if (memberAuthorizable != null) {
if (!User.ADMIN_USER.equals(session.getUserId())
&& !UserConstants.ANON_USERID.equals(session.getUserId())
&& Joinable.yes.equals(groupJoin)
&& memberAuthorizable.getId().equals(session.getUserId())) {
LOGGER.debug("Is Joinable {} {} ", groupJoin, session.getUserId());
// we can grab admin session since group allows all users to join
Session adminSession = getSession();
try {
AuthorizableManager adminAuthorizableManager =
adminSession.getAuthorizableManager();
Group adminAuthGroup =
(Group) adminAuthorizableManager.findAuthorizable(group.getId());
if (adminAuthGroup != null) {
adminAuthGroup.addMember(memberAuthorizable.getId());
adminAuthorizableManager.updateAuthorizable(adminAuthGroup);
changed = true;
}
} finally {
ungetSession(adminSession);
}
} else {
LOGGER.info(
"Group {} is not Joinable: User {} adding {} ",
new Object[] {
group.getId(), session.getUserId(), memberAuthorizable.getId(),
});
// group is restricted, so use the current user's authorization
// to add the member to the group:
group.addMember(memberAuthorizable.getId());
if (LOGGER.isInfoEnabled()) {
LOGGER.info(
"{} Membership now {} {} {}",
new Object[] {
group.getId(),
Arrays.toString(group.getMembers()),
Arrays.toString(group.getMembersAdded()),
Arrays.toString(group.getMembersRemoved())
});
}
toSave.put(group.getId(), group);
Group gt = (Group) toSave.get(group.getId());
if (LOGGER.isInfoEnabled()) {
LOGGER.info(
"{} Membership now {} {} {}",
new Object[] {
group.getId(),
Arrays.toString(gt.getMembers()),
Arrays.toString(gt.getMembersAdded()),
Arrays.toString(gt.getMembersRemoved())
});
}
changed = true;
}
if (peerGroup != null && peerGroup.getId() != group.getId()) {
Set<String> members = ImmutableSet.of(peerGroup.getMembers());
if (members.contains(memberAuthorizable.getId())) {
membersToRemoveFromPeer.add(memberAuthorizable);
}
}
} else {
LOGGER.warn("member not found {} ", memberId);
}
}
if ((peerGroup != null) && (membersToRemoveFromPeer.size() > 0)) {
for (Authorizable member : membersToRemoveFromPeer) {
if (LOGGER.isInfoEnabled()) {
LOGGER.info("Removing Member {} from {} ", member.getId(), peerGroup.getId());
}
peerGroup.removeMember(member.getId());
}
toSave.put(peerGroup.getId(), peerGroup);
if (LOGGER.isInfoEnabled()) {
LOGGER.info(
"{} Just Updated Peer Group Membership now {} {} {}",
new Object[] {
peerGroup.getId(),
Arrays.toString(peerGroup.getMembers()),
Arrays.toString(peerGroup.getMembersAdded()),
Arrays.toString(peerGroup.getMembersRemoved())
});
}
}
}
if (changed) {
// add an entry to the changes list to record the membership
// change
changes.add(Modification.onModified(groupPath + "/members"));
}
}
}
@SuppressWarnings("unchecked")
public void onMessage(Message message) {
log.debug("Receiving a message on {} : {}", SyncJMSMessageProducer.QUEUE_NAME, message);
try {
String topic = message.getJMSType();
String groupId = (String) message.getStringProperty("path");
String operation = "UNKNOWN";
// A group was DELETED
if ("org/sakaiproject/nakamura/lite/authorizables/DELETE".equals(topic)
&& config.getDeletesEnabled()) {
Map<String, Object> attributes =
(Map<String, Object>) message.getObjectProperty(StoreListener.BEFORE_EVENT_PROPERTY);
grouperManager.deleteGroup(groupId, attributes);
operation = "DELETED";
}
// A new group was ADDED or an existing group was UPDATED
if ("org/sakaiproject/nakamura/lite/authorizables/ADDED".equals(topic)
|| "org/sakaiproject/nakamura/lite/authorizables/UPDATED".equals(topic)) {
// These events should be under org/sakaiproject/nakamura/lite/authorizables/UPDATED
// http://jira.sakaiproject.org/browse/KERN-1795
String membersAdded =
(String) message.getStringProperty(GrouperEventUtils.MEMBERS_ADDED_PROP);
if (membersAdded != null) {
// membership adds can be attached to the same event for the group add.
grouperManager.createGroup(groupId, config.getGroupTypes());
grouperManager.addMemberships(
groupId, Arrays.asList(StringUtils.split(membersAdded, ",")));
operation = "ADD_MEMBERS";
}
String membersRemoved =
(String) message.getStringProperty(GrouperEventUtils.MEMBERS_REMOVED_PROP);
if (membersRemoved != null) {
grouperManager.removeMemberships(
groupId, Arrays.asList(StringUtils.split(membersRemoved, ",")));
operation = "REMOVE_MEMBERS";
}
if (membersAdded == null && membersRemoved == null) {
org.sakaiproject.nakamura.api.lite.Session repositorySession =
repository.loginAdministrative();
AuthorizableManager am = repositorySession.getAuthorizableManager();
Group group = (Group) am.findAuthorizable(groupId);
repositorySession.logout();
if (groupId.startsWith(ContactsGrouperNameProviderImpl.CONTACTS_GROUPID_PREFIX)) {
// TODO Why are we not getting added and removed properties on the Message
grouperManager.createGroup(groupId, null);
grouperManager.addMemberships(groupId, Arrays.asList(group.getMembers()));
operation = "UPDATE CONTACTS";
} else {
grouperManager.createGroup(groupId, config.getGroupTypes());
grouperManager.addMemberships(groupId, Arrays.asList(group.getMembers()));
operation = "CREATE";
}
}
}
// The message was processed successfully. No exceptions were thrown.
// We acknowledge the message and its removed from the queue
message.acknowledge();
// We got a message that we didn't know what to do with.
if (operation.equals("UNKNOWN")) {
log.error(
"I don't know what to do with this topic: {}. Turn on debug logs to see the message.",
topic);
log.debug(message.toString());
} else {
log.info("Successfully processed and acknowledged. {}, {}", operation, groupId);
log.debug(message.toString());
}
} catch (JMSException jmse) {
log.error("JMSException while processing message.", jmse);
} catch (Exception e) {
log.error("Exception while processing message.", e);
}
}