@Override
public void addSubcommunity(Context context, Community parentCommunity, Community childCommunity)
throws SQLException, AuthorizeException {
// Check authorisation
authorizeService.authorizeAction(context, parentCommunity, Constants.ADD);
log.info(
LogManager.getHeader(
context,
"add_subcommunity",
"parent_comm_id="
+ parentCommunity.getID()
+ ",child_comm_id="
+ childCommunity.getID()));
if (!parentCommunity.getSubcommunities().contains(childCommunity)) {
parentCommunity.addSubCommunity(childCommunity);
childCommunity.addParentCommunity(parentCommunity);
}
context.addEvent(
new Event(
Event.ADD,
Constants.COMMUNITY,
parentCommunity.getID(),
Constants.COMMUNITY,
childCommunity.getID(),
parentCommunity.getHandle(),
getIdentifiers(context, parentCommunity)));
}
/** Internal method to process subcommunities recursively */
protected void addCollectionList(Community community, List<Collection> collectionList)
throws SQLException {
for (Community subcommunity : community.getSubcommunities()) {
addCollectionList(subcommunity, collectionList);
}
for (Collection collection : community.getCollections()) {
collectionList.add(collection);
}
}
/**
* Internal method to remove the community and all its children from the database, and perform any
* pre/post-cleanup
*
* @throws SQLException
* @throws AuthorizeException
* @throws IOException
*/
protected void rawDelete(Context context, Community community)
throws SQLException, AuthorizeException, IOException {
log.info(
LogManager.getHeader(context, "delete_community", "community_id=" + community.getID()));
context.addEvent(
new Event(
Event.DELETE,
Constants.COMMUNITY,
community.getID(),
community.getHandle(),
getIdentifiers(context, community)));
// Remove collections
Iterator<Collection> collections = community.getCollections().iterator();
while (collections.hasNext()) {
Collection collection = collections.next();
collections.remove();
removeCollection(context, community, collection);
}
// delete subcommunities
Iterator<Community> subCommunities = community.getSubcommunities().iterator();
while (subCommunities.hasNext()) {
Community subComm = subCommunities.next();
subCommunities.remove();
delete(context, subComm);
}
// Remove the logo
setLogo(context, community, null);
// Remove all authorization policies
authorizeService.removeAllPolicies(context, community);
// Remove any Handle
handleService.unbindHandle(context, community);
deleteMetadata(context, community);
Group g = community.getAdministrators();
// Delete community row
communityDAO.delete(context, community);
// Remove administrators group - must happen after deleting community
if (g != null) {
groupService.delete(context, g);
}
}
@Override
public int countItems(Context context, Community community) throws SQLException {
int total = 0;
// add collection counts
List<Collection> cols = community.getCollections();
for (Collection col : cols) {
total += itemService.countItems(context, col);
}
// add sub-community counts
List<Community> comms = community.getSubcommunities();
for (int j = 0; j < comms.size(); j++) {
total += countItems(context, comms.get(j));
}
return total;
}
@Override
public List<Collection> getAllCollections(Context context, Community community)
throws SQLException {
List<Collection> collectionList = new ArrayList<Collection>();
List<Community> subCommunities = community.getSubcommunities();
for (Community subCommunity : subCommunities) {
addCollectionList(subCommunity, collectionList);
}
List<Collection> collections = community.getCollections();
for (Collection collection : collections) {
collectionList.add(collection);
}
return collectionList;
}
@Override
public void delete(Context context, Community community)
throws SQLException, AuthorizeException, IOException {
// Check authorisation
// FIXME: If this was a subcommunity, it is first removed from it's
// parent.
// This means the parentCommunity == null
// But since this is also the case for top-level communities, we would
// give everyone rights to remove the top-level communities.
// The same problem occurs in removing the logo
if (!authorizeService.authorizeActionBoolean(
context, getParentObject(context, community), Constants.REMOVE)) {
authorizeService.authorizeAction(context, community, Constants.DELETE);
}
ArrayList<String> removedIdentifiers = getIdentifiers(context, community);
String removedHandle = community.getHandle();
UUID removedId = community.getID();
// If not a top-level community, have parent remove me; this
// will call rawDelete() before removing the linkage
Community parent = (Community) getParentObject(context, community);
if (parent != null) {
// remove the subcommunities first
Iterator<Community> subcommunities = community.getSubcommunities().iterator();
while (subcommunities.hasNext()) {
Community subCommunity = subcommunities.next();
subcommunities.remove();
delete(context, subCommunity);
}
// now let the parent remove the community
removeSubcommunity(context, parent, community);
return;
}
rawDelete(context, community);
context.addEvent(
new Event(
Event.REMOVE,
Constants.SITE,
siteService.findSite(context).getID(),
Constants.COMMUNITY,
removedId,
removedHandle,
removedIdentifiers));
}
/**
* Get a preserved community backup file and respective children from cloud.
*
* @param context context DSpace
* @param ref ID of the community
* @param establishConnection true if pretend establish connection to cloud
* @return true if file correctly sent to cloud, or false if not
*/
public Boolean getCommunityAndChilds(Context context, Integer ref, Boolean establishConnection) {
// if true make the connection available
if (establishConnection == true) {
this.makeConnection();
this.filesInCloud.putAll(this.newCloudConnection.getInfoFilesIn(Constants.COMMUNITY));
}
// get file community from cloud
getCommunity(context, ref, false);
Community obj;
Community[] subCommunities;
Collection[] collections;
// get community and the respective sub-communities and childs
try {
obj = Community.find(context, ref);
subCommunities = obj.getSubcommunities();
collections = obj.getCollections();
} catch (Exception ex) {
// it means it is the first father in the order, so close connection
if (establishConnection == true) this.closeConnection();
Logger.getLogger(ActualContentManagement.class.getName()).log(Level.SEVERE, null, ex);
return false;
}
// get from cloud all the respective files sub-communities and childs
if (subCommunities.length != 0) {
for (int i = 0; i < subCommunities.length; i++)
getCommunityAndChilds(context, subCommunities[i].getID(), false);
}
// get from cloud all files collections and childs
if (collections.length != 0) {
for (int i = 0; i < collections.length; i++)
getCollectionAndChilds(context, collections[i].getID(), false);
}
// it means it is the first father in the order
if (establishConnection == true) this.closeConnection();
return true;
}