/*
* Copyright (c) 2012-2012 Lockheed Martin Corporation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.eurekastreams.server.service.actions.strategies.activity;
import java.util.ArrayList;
import java.util.Collection;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import org.eurekastreams.commons.util.CollectionListAdapter;
import org.eurekastreams.server.domain.stream.ActivityDTO;
import org.eurekastreams.server.persistence.mappers.DomainMapper;
import org.eurekastreams.server.search.modelview.CommentDTO;
import org.eurekastreams.server.search.modelview.PersonModelView;
/**
* Marks activities with whether the author is currently a locked user.
*/
public class IsCommentAuthorLockedFilter implements ActivityFilter
{
/** Mapper to get PersonModelViews. */
private final DomainMapper<Collection<Long>, List<PersonModelView>> getPeopleMapper;
/**
* Constructor.
*
* @param inGetPeopleMapper
* Mapper for getting authors.
*/
public IsCommentAuthorLockedFilter(final DomainMapper<Collection<Long>, List<PersonModelView>> inGetPeopleMapper)
{
getPeopleMapper = inGetPeopleMapper;
}
/**
* {@inheritDoc}
*/
@Override
public void filter(final List<ActivityDTO> inActivities, final PersonModelView inCurrentUserAccount)
{
Collection<CommentDTO> comments = new ArrayList<CommentDTO>();
for (ActivityDTO activity : inActivities)
{
if (activity.getComments() != null)
{
comments.addAll(activity.getComments());
}
else if (activity.getFirstComment() != null)
{
comments.add(activity.getFirstComment());
if (activity.getLastComment() != null)
{
comments.add(activity.getLastComment());
}
}
}
// short-circuit if no work to do.
if (comments.isEmpty())
{
return;
}
Set<Long> ids = new HashSet<Long>();
for (CommentDTO comment : comments)
{
ids.add(comment.getAuthorId());
}
List<PersonModelView> peopleList = getPeopleMapper.execute(new CollectionListAdapter<Long>(ids));
HashMap<Long, Boolean> peopleIndex = new HashMap<Long, Boolean>();
for (PersonModelView person : peopleList)
{
peopleIndex.put(person.getId(), person.isAccountLocked());
}
for (CommentDTO comment : comments)
{
comment.setAuthorActive(!peopleIndex.get(comment.getAuthorId()));
}
}
}