@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));
}
@Override
public Community create(Community parent, Context context, String handle)
throws SQLException, AuthorizeException {
if (!(authorizeService.isAdmin(context)
|| (parent != null
&& authorizeService.authorizeActionBoolean(context, parent, Constants.ADD)))) {
throw new AuthorizeException("Only administrators can create communities");
}
Community newCommunity = communityDAO.create(context, new Community());
try {
if (handle == null) {
handleService.createHandle(context, newCommunity);
} else {
handleService.createHandle(context, newCommunity, handle);
}
} catch (IllegalStateException ie) {
// If an IllegalStateException is thrown, then an existing object is already using this handle
throw ie;
}
if (parent != null) {
parent.addSubCommunity(newCommunity);
newCommunity.addParentCommunity(parent);
}
// create the default authorization policy for communities
// of 'anonymous' READ
Group anonymousGroup = groupService.findByName(context, Group.ANONYMOUS);
authorizeService.createResourcePolicy(
context, newCommunity, anonymousGroup, null, Constants.READ, null);
communityDAO.save(context, newCommunity);
context.addEvent(
new Event(
Event.CREATE,
Constants.COMMUNITY,
newCommunity.getID(),
newCommunity.getHandle(),
getIdentifiers(context, newCommunity)));
// if creating a top-level Community, simulate an ADD event at the Site.
if (parent == null) {
context.addEvent(
new Event(
Event.ADD,
Constants.SITE,
siteService.findSite(context).getID(),
Constants.COMMUNITY,
newCommunity.getID(),
newCommunity.getHandle(),
getIdentifiers(context, newCommunity)));
}
log.info(
LogManager.getHeader(context, "create_community", "community_id=" + newCommunity.getID())
+ ",handle="
+ newCommunity.getHandle());
return newCommunity;
}