/*
* (C) Copyright 2006-2011 Nuxeo SA (http://nuxeo.com/) and others.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Lesser General Public License
* (LGPL) version 2.1 which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/lgpl-2.1.html
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* Contributors:
* Thomas Roger <troger@nuxeo.com>
*/
package org.nuxeo.ecm.social.workspace.gadgets;
import static org.nuxeo.ecm.activity.ActivityHelper.getUsername;
import static org.nuxeo.ecm.social.mini.message.AbstractMiniMessagePageProvider.LOCALE_PROPERTY;
import static org.nuxeo.ecm.social.mini.message.MiniMessageHelper.toJSON;
import static org.nuxeo.ecm.social.workspace.gadgets.AbstractSocialWorkspaceMiniMessagePageProvider.RELATIONSHIP_KIND_PROPERTY;
import static org.nuxeo.ecm.social.workspace.gadgets.AbstractSocialWorkspaceMiniMessagePageProvider.REPOSITORY_NAME_PROPERTY;
import static org.nuxeo.ecm.social.workspace.gadgets.AbstractSocialWorkspaceMiniMessagePageProvider.SOCIAL_WORKSPACE_ID_PROPERTY;
import java.io.ByteArrayInputStream;
import java.io.Serializable;
import java.io.StringWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
import org.codehaus.jackson.map.ObjectMapper;
import org.nuxeo.ecm.activity.AbstractActivityPageProvider;
import org.nuxeo.ecm.activity.ActivityMessage;
import org.nuxeo.ecm.automation.core.Constants;
import org.nuxeo.ecm.automation.core.annotations.Context;
import org.nuxeo.ecm.automation.core.annotations.Operation;
import org.nuxeo.ecm.automation.core.annotations.OperationMethod;
import org.nuxeo.ecm.automation.core.annotations.Param;
import org.nuxeo.ecm.core.api.Blob;
import org.nuxeo.ecm.core.api.CoreSession;
import org.nuxeo.ecm.core.api.PathRef;
import org.nuxeo.ecm.core.api.impl.blob.InputStreamBlob;
import org.nuxeo.ecm.platform.query.api.PageProvider;
import org.nuxeo.ecm.platform.query.api.PageProviderService;
import org.nuxeo.ecm.social.mini.message.MiniMessage;
import org.nuxeo.ecm.social.workspace.adapters.SocialWorkspace;
import org.nuxeo.ecm.social.workspace.service.SocialWorkspaceService;
/**
* Operation to get the mini messages for a given Social Workspace.
*
* @author <a href="mailto:troger@nuxeo.com">Thomas Roger</a>
* @since 5.5
*/
@Operation(id = GetSocialWorkspaceMiniMessages.ID, category = Constants.CAT_SERVICES, label = "Get social workspace mini messages", description = "Get social workspace mini messages.")
public class GetSocialWorkspaceMiniMessages {
public static final String ID = "Services.GetSocialWorkspaceMiniMessages";
public static final String SOCIAL_WORKSPACE_MEMBER_KIND = "socialworkspace:member";
public static final String PROVIDER_NAME = "social_workspace_mini_messages";
public static final String ACTIVITIES_PROVIDER_NAME = "social_workspace_mini_message_activities";
@Context
protected CoreSession session;
@Context
protected PageProviderService pageProviderService;
@Context
protected SocialWorkspaceService socialWorkspaceService;
@Param(name = "contextPath", required = true)
protected String contextPath;
@Param(name = "relationshipKind", required = false)
protected String relationshipKind;
@Param(name = "language", required = false)
protected String language;
@Param(name = "offset", required = false)
protected Integer offset;
@Param(name = "limit", required = false)
protected Integer limit;
/**
* @since 5.6
*/
@Param(name = "asActivities", required = false)
protected Boolean asActivities = false;
@OperationMethod
public Blob run() throws Exception {
Long targetOffset = 0L;
if (offset != null) {
targetOffset = offset.longValue();
}
Long targetLimit = null;
if (limit != null) {
targetLimit = limit.longValue();
}
String kind;
if (StringUtils.isBlank(relationshipKind)) {
kind = SOCIAL_WORKSPACE_MEMBER_KIND;
} else {
kind = relationshipKind;
}
Locale locale = language != null && !language.isEmpty() ? new Locale(
language) : Locale.ENGLISH;
SocialWorkspace socialWorkspace = socialWorkspaceService.getDetachedSocialWorkspace(
session, new PathRef(contextPath));
Map<String, Serializable> props = new HashMap<String, Serializable>();
props.put(LOCALE_PROPERTY, locale);
props.put(SOCIAL_WORKSPACE_ID_PROPERTY, socialWorkspace.getId());
props.put(REPOSITORY_NAME_PROPERTY,
socialWorkspace.getDocument().getRepositoryName());
props.put(RELATIONSHIP_KIND_PROPERTY, kind);
if (asActivities) {
@SuppressWarnings("unchecked")
PageProvider<ActivityMessage> pageProvider = (PageProvider<ActivityMessage>) pageProviderService.getPageProvider(
ACTIVITIES_PROVIDER_NAME, null, targetLimit, 0L, props);
pageProvider.setCurrentPageOffset(targetOffset);
List<Map<String, Object>> miniMessages = new ArrayList<Map<String, Object>>();
for (ActivityMessage activityMessage : pageProvider.getCurrentPage()) {
Map<String, Object> o = activityMessage.toMap(session, locale);
String actorUsername = getUsername(activityMessage.getActor());
o.put("allowDeletion",
session.getPrincipal().getName().equals(actorUsername));
miniMessages.add(o);
}
Map<String, Object> m = new HashMap<String, Object>();
m.put("offset",
((AbstractActivityPageProvider) pageProvider).getNextOffset());
m.put("limit", pageProvider.getCurrentPageSize());
m.put("miniMessages", miniMessages);
ObjectMapper mapper = new ObjectMapper();
StringWriter writer = new StringWriter();
mapper.writeValue(writer, m);
String json = writer.toString();
return new InputStreamBlob(new ByteArrayInputStream(
json.getBytes("UTF-8")), "application/json");
} else {
@SuppressWarnings("unchecked")
PageProvider<MiniMessage> pageProvider = (PageProvider<MiniMessage>) pageProviderService.getPageProvider(
PROVIDER_NAME, null, targetLimit, 0L, props);
pageProvider.setCurrentPageOffset(targetOffset);
String json = toJSON(pageProvider, locale, session);
return new InputStreamBlob(new ByteArrayInputStream(
json.getBytes("UTF-8")), "application/json");
}
}
}