/** Delete a bookmark from current user's collection. */
public class DeleteCurrentUserBookmarkExecution
implements ExecutionStrategy<PrincipalActionContext> {
/** Logger. */
private Log log = LogFactory.make();
/** Find by id mapper. */
private FindByIdMapper<Person> personMapper;
/**
* Constructor.
*
* @param inPersonMapper Find by id mapper.
*/
public DeleteCurrentUserBookmarkExecution(final FindByIdMapper<Person> inPersonMapper) {
personMapper = inPersonMapper;
}
/**
* Delete a bookmark from current user's collection.
*
* @param inActionContext action context.
* @return true upon successful completion.
*/
@Override
public Serializable execute(final PrincipalActionContext inActionContext) {
Person person =
personMapper.execute(new FindByIdRequest("Person", inActionContext.getPrincipal().getId()));
Long ssIdToRemove = (Long) inActionContext.getParams();
List<StreamScope> bookmarks = person.getBookmarks();
log.debug("Attempting to delete bookmark with id: " + ssIdToRemove);
for (StreamScope ss : bookmarks) {
log.debug("Examinging SS with id: " + ss.getId());
if (ss.getId() == ssIdToRemove) {
log.debug("Match found!");
bookmarks.remove(ss);
personMapper.flush();
break;
}
}
return Boolean.TRUE;
}
}
/**
* Cache mapper to build and populate the input org child's parent organization with a skeleton Org
* that should be sufficient for most client-side uses.
*/
public class PopulateOrgChildWithSkeletonParentOrgsCacheMapper {
/** Log. */
Log log = LogFactory.make();
/** Mapper to get people by ids cached mappers. */
private GetOrganizationsByIds getOrgsByIdsCacheMapper;
/**
* Constructor.
*
* @param inGetOrgsByIdsCacheMapper mapper to get a cached organization
*/
public PopulateOrgChildWithSkeletonParentOrgsCacheMapper(
final GetOrganizationsByIds inGetOrgsByIdsCacheMapper) {
getOrgsByIdsCacheMapper = inGetOrgsByIdsCacheMapper;
}
/**
* Populate the input child org with a skeleton Organization.
*
* @param inOrgChild the org child to populate
*/
public void populateParentOrgSkeleton(final OrganizationChild inOrgChild) {
ArrayList<OrganizationChild> orgChildren = new ArrayList<OrganizationChild>();
orgChildren.add(inOrgChild);
populateParentOrgSkeletons(orgChildren);
}
/**
* Populate the input org child's parent organization with a skeleton Org that should be
* sufficient for most client-side uses.
*
* <p>- orgId, shortName, name, bannerId, backgroundColor
*
* @param inOrgChildren the org children to populate skeleton orgs for
*/
public void populateParentOrgSkeletons(final Collection<OrganizationChild> inOrgChildren) {
// build up a list of org ids to fetch
List<Long> orgIds = new ArrayList<Long>();
for (OrganizationChild oc : inOrgChildren) {
if (oc.getParentOrgId() != null
&& oc.getParentOrgId() > 0
&& !orgIds.contains(oc.getParentOrgId())) {
log.trace("queuing org id for cache retrieval: " + oc.getParentOrgId());
orgIds.add(oc.getParentOrgId());
}
}
// batch get
List<OrganizationModelView> orgMvs = getOrgsByIdsCacheMapper.execute(orgIds);
// hash group them for quick access
HashMap<Long, OrganizationModelView> hash = new HashMap<Long, OrganizationModelView>();
for (OrganizationModelView orgMv : orgMvs) {
hash.put(orgMv.getEntityId(), orgMv);
}
for (OrganizationChild oc : inOrgChildren) {
if (oc.getParentOrgId() != null && oc.getParentOrgId() > 0) {
OrganizationModelView orgMv = hash.get(oc.getParentOrgId());
log.info("Setting parent org id skeleton " + oc.toString() + " to " + orgMv.toString());
oc.setParentOrganization(new Organization(orgMv));
}
}
}
}
/** Action to get the followers of a person. */
public class GetFollowingExecution implements ExecutionStrategy<PrincipalActionContext> {
/** Logger. */
private final Log log = LogFactory.make();
/** Mapper to find the follower's id given their account id. */
private final DomainMapper<String, Long> getPersonIdByAccountIdMapper;
/** Mapper returning the ids of the entities being followed. */
private final DomainMapper<Long, List<Long>> idsMapper;
/** Mapper returning entities (people, groups) given their ids. */
private final DomainMapper<List<Long>, List<FollowerStatusable>> bulkModelViewMapper;
/** Populator for follower status of results. */
private final FollowerStatusPopulator<FollowerStatusable> followerStatusPopulator;
/**
* Constructor.
*
* @param inGetPersonIdByAccountIdMapper Mapper to find the follower's id given their account id.
* @param inIdsMapper Mapper returning the ids of the entities being followed.
* @param inBulkModelViewMapper Mapper returning entities (people, groups) given their ids.
* @param inFollowerStatusPopulator populates each PersonModelView with the current user's follow
* status
*/
public GetFollowingExecution(
final DomainMapper<String, Long> inGetPersonIdByAccountIdMapper,
final DomainMapper<Long, List<Long>> inIdsMapper,
final DomainMapper<List<Long>, List<FollowerStatusable>> inBulkModelViewMapper,
final FollowerStatusPopulator<FollowerStatusable> inFollowerStatusPopulator) {
getPersonIdByAccountIdMapper = inGetPersonIdByAccountIdMapper;
idsMapper = inIdsMapper;
bulkModelViewMapper = inBulkModelViewMapper;
followerStatusPopulator = inFollowerStatusPopulator;
}
/**
* Returns Set of people following a user excluding themselves.
*
* @param inActionContext The action context.
* @return true if the group exists and the user is authorized, false otherwise
*/
@Override
public PagedSet<FollowerStatusable> execute(final PrincipalActionContext inActionContext) {
// get the request
GetFollowersFollowingRequest inRequest =
(GetFollowersFollowingRequest) inActionContext.getParams();
// get the unique entity Id
final String entityUniqueId = inRequest.getEntityId();
final long currentUserId = inActionContext.getPrincipal().getId();
Long entityId = getPersonIdByAccountIdMapper.execute(entityUniqueId);
List<Long> allIds = idsMapper.execute(entityId);
// determine the page
int startIndex = (inRequest.getStartIndex()).intValue();
int endIndex = (inRequest.getEndIndex()).intValue();
PagedSet<FollowerStatusable> pagedSet;
if (allIds.isEmpty()) {
pagedSet = new PagedSet<FollowerStatusable>();
} else if (startIndex >= allIds.size()) {
// if asking for a range beyond the end of the list return an empty set
pagedSet = new PagedSet<FollowerStatusable>();
pagedSet.setTotal(allIds.size());
} else {
if (endIndex >= allIds.size()) {
endIndex = allIds.size() - 1;
}
List<Long> pageIds = allIds.subList(startIndex, endIndex + 1);
List<FollowerStatusable> list = bulkModelViewMapper.execute(pageIds);
followerStatusPopulator.execute(currentUserId, list, FollowerStatus.NOTSPECIFIED);
pagedSet = new PagedSet<FollowerStatusable>(startIndex, endIndex, allIds.size(), list);
}
if (log.isTraceEnabled()) {
log.trace(
"Retrieved "
+ pagedSet.getFromIndex()
+ " to "
+ pagedSet.getToIndex()
+ " of "
+ pagedSet.getTotal()
+ " following for person "
+ entityUniqueId);
}
return pagedSet;
}
}
/** Mapper that gets the flagged activities pertaining to an org. */
public class GetFlaggedActivities
extends BaseArgDomainMapper<GetFlaggedActivitiesRequest, PagedSet<ActivityDTO>> {
/** Log. */
private Log log = LogFactory.make();
/** Bulk activities mapper. */
private DomainMapper<List<Long>, List<ActivityDTO>> activitiesMapper;
/**
* Constructor.
*
* @param inActivitiesMapper the activities mapper
*/
public GetFlaggedActivities(
final DomainMapper<List<Long>, List<ActivityDTO>> inActivitiesMapper) {
activitiesMapper = inActivitiesMapper;
}
/**
* Get all flagged activities.
*
* @param inRequest the request containing the start and end index
* @return a paged set of ActivityDTOs
*/
@Override
@SuppressWarnings("unchecked")
public PagedSet<ActivityDTO> execute(final GetFlaggedActivitiesRequest inRequest) {
if (inRequest.getRequestingUserAccountId() == null) {
log.error("Missing requesting user account.");
throw new RuntimeException("Missing requesting user account.");
}
// get the total number of flagged activities
Long flaggedActivityCount = (Long) buildQuery("count(*)").getSingleResult();
List<ActivityDTO> activities;
if (flaggedActivityCount > 0) {
log.info(
"Found "
+ flaggedActivityCount
+ " flagged activity ids - passing them to the bulk activity mapper for ActivityDTOs.");
Query q = buildQuery("id");
q.setFirstResult(inRequest.getStartIndex());
q.setMaxResults(inRequest.getEndIndex() - inRequest.getStartIndex() + 1);
List<Long> activityIds = q.getResultList();
activities = activitiesMapper.execute(activityIds);
} else {
log.info("Found no flagged activity ids.");
activities = new ArrayList<ActivityDTO>();
}
return new PagedSet<ActivityDTO>(
inRequest.getStartIndex(),
inRequest.getEndIndex(),
flaggedActivityCount.intValue(),
activities);
}
/**
* Build a query for selecting field(s) from flagged activities.
*
* @param fieldsString a comma-separated string listing the fields to select
* @return a Query object
*/
private Query buildQuery(final String fieldsString) {
return getEntityManager()
.createQuery("SELECT " + fieldsString + " FROM Activity WHERE flagged = :isFlagged")
.setParameter("isFlagged", true);
}
}