Roy Wetherall 4a8f493553 GDoc:
- Added web script to return the status of the GDoc service (see ALF-8684)
  - Refactor of service code to fix some of the issues when configuration details are changed via JMX or Share



git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@28681 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
2011-06-29 05:58:56 +00:00

276 lines
11 KiB
Java
Executable File

/*
* Copyright (C) 2005-2010 Alfresco Software Limited.
*
* This file is part of Alfresco
*
* Alfresco is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Alfresco 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.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
*/
package org.alfresco.repo.googledocs;
import java.io.InputStream;
import java.io.Serializable;
import java.util.Collections;
import java.util.Map;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.model.ContentModel;
import org.alfresco.repo.coci.CheckOutCheckInServicePolicies;
import org.alfresco.repo.coci.CheckOutCheckInServicePolicies.BeforeCheckIn;
import org.alfresco.repo.coci.CheckOutCheckInServicePolicies.OnCheckIn;
import org.alfresco.repo.coci.CheckOutCheckInServicePolicies.OnCheckOut;
import org.alfresco.repo.copy.CopyBehaviourCallback;
import org.alfresco.repo.copy.CopyDetails;
import org.alfresco.repo.copy.DefaultCopyBehaviourCallback;
import org.alfresco.repo.node.NodeServicePolicies;
import org.alfresco.repo.node.NodeServicePolicies.BeforeDeleteNodePolicy;
import org.alfresco.repo.node.NodeServicePolicies.OnAddAspectPolicy;
import org.alfresco.repo.policy.JavaBehaviour;
import org.alfresco.repo.policy.PolicyComponent;
import org.alfresco.repo.policy.Behaviour.NotificationFrequency;
import org.alfresco.repo.transaction.AlfrescoTransactionSupport;
import org.alfresco.service.cmr.dictionary.DictionaryService;
import org.alfresco.service.cmr.repository.ContentService;
import org.alfresco.service.cmr.repository.ContentWriter;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.repository.NodeService;
import org.alfresco.service.namespace.NamespaceService;
import org.alfresco.service.namespace.QName;
/**
* Behaviour associated with google editable documents
*
*/
public class GoogleEditableAspect implements NodeServicePolicies.OnAddAspectPolicy,
CheckOutCheckInServicePolicies.OnCheckOut,
CheckOutCheckInServicePolicies.BeforeCheckIn,
CheckOutCheckInServicePolicies.OnCheckIn,
NodeServicePolicies.BeforeDeleteNodePolicy
{
/** Policy component */
private PolicyComponent policyComponent;
/** Google docs service */
private GoogleDocsService googleDocsService;
/** Node service */
private NodeService nodeService;
/** Dictionary service */
private DictionaryService dictionaryService;
/** Content service */
private ContentService contentService;
/**
* @param policyComponent policy component
*/
public void setPolicyComponent(PolicyComponent policyComponent)
{
this.policyComponent = policyComponent;
}
/**
* @param googleDocsService google docs service
*/
public void setGoogleDocsService(GoogleDocsService googleDocsService)
{
this.googleDocsService = googleDocsService;
}
/**
* @param nodeService node service
*/
public void setNodeService(NodeService nodeService)
{
this.nodeService = nodeService;
}
/**
* @param dictionaryService dictionary service
*/
public void setDictionaryService(DictionaryService dictionaryService)
{
this.dictionaryService = dictionaryService;
}
/**
* @param contentService content service
*/
public void setContentService(ContentService contentService)
{
this.contentService = contentService;
}
/**
* Initialise method
*/
public void init()
{
// GoogleEditable resource behaviours
policyComponent.bindClassBehaviour(OnAddAspectPolicy.QNAME,
GoogleDocsModel.ASPECT_GOOGLEEDITABLE ,
new JavaBehaviour(this, "onAddAspect", NotificationFrequency.FIRST_EVENT));
policyComponent.bindClassBehaviour(OnCheckOut.QNAME,
GoogleDocsModel.ASPECT_GOOGLEEDITABLE,
new JavaBehaviour(this, "onCheckOut", NotificationFrequency.FIRST_EVENT));
// Google resource behaviours
policyComponent.bindClassBehaviour(BeforeCheckIn.QNAME,
GoogleDocsModel.ASPECT_GOOGLERESOURCE,
new JavaBehaviour(this, "beforeCheckIn", NotificationFrequency.FIRST_EVENT));
policyComponent.bindClassBehaviour(OnCheckIn.QNAME,
GoogleDocsModel.ASPECT_GOOGLERESOURCE,
new JavaBehaviour(this, "onCheckIn", NotificationFrequency.FIRST_EVENT));
policyComponent.bindClassBehaviour(BeforeDeleteNodePolicy.QNAME,
GoogleDocsModel.ASPECT_GOOGLERESOURCE,
new JavaBehaviour(this, "beforeDeleteNode", NotificationFrequency.FIRST_EVENT));
// Copy behaviours
this.policyComponent.bindClassBehaviour(
QName.createQName(NamespaceService.ALFRESCO_URI, "getCopyCallback"),
GoogleDocsModel.ASPECT_GOOGLEEDITABLE,
new JavaBehaviour(this, "getGoogleEditableCopyCallback"));
this.policyComponent.bindClassBehaviour(
QName.createQName(NamespaceService.ALFRESCO_URI, "getCopyCallback"),
GoogleDocsModel.ASPECT_GOOGLERESOURCE,
new JavaBehaviour(this, "getGoogleResourceCopyCallback"));
}
/**
* @see org.alfresco.repo.node.NodeServicePolicies.OnAddAspectPolicy#onAddAspect(org.alfresco.service.cmr.repository.NodeRef, org.alfresco.service.namespace.QName)
*/
public void onAddAspect(NodeRef nodeRef, QName aspectTypeQName)
{
if (googleDocsService.isEnabled() == true && nodeService.exists(nodeRef) == true)
{
// Can only make cm:content descendant google editable
QName type = nodeService.getType(nodeRef);
if (dictionaryService.isSubClass(type, ContentModel.TYPE_CONTENT) == false)
{
// Prevent aspect from being applied
throw new AlfrescoRuntimeException("The node (" + nodeRef.toString() + ") can not be made google editable, because it is not a sub type of cm:content.");
}
}
}
/**
* @see org.alfresco.repo.coci.CheckOutCheckInServicePolicies.OnCheckOut#onCheckOut(org.alfresco.service.cmr.repository.NodeRef)
*/
public void onCheckOut(NodeRef workingCopy)
{
if (googleDocsService.isEnabled() == true && nodeService.exists(workingCopy) == true && isUpload() == false)
{
// Upload the content of the working copy to google docs
googleDocsService.createGoogleDoc(workingCopy, GoogleDocsPermissionContext.SHARE_WRITE);
}
}
private boolean isUpload()
{
boolean result = false;
String value = (String)AlfrescoTransactionSupport.getResource("checkoutforupload");
if (value != null)
{
result = Boolean.parseBoolean(value);
}
return result;
}
public void beforeCheckIn(NodeRef workingCopyNodeRef,
Map<String, Serializable> versionProperties, String contentUrl,
boolean keepCheckedOut)
{
if (googleDocsService.isEnabled() == true &&
nodeService.exists(workingCopyNodeRef) == true &&
nodeService.hasAspect(workingCopyNodeRef, GoogleDocsModel.ASPECT_GOOGLERESOURCE) == true &&
isUpload() == false)
{
// Get input stream for the google doc
InputStream is = googleDocsService.getGoogleDocContent(workingCopyNodeRef);
if (is == null)
{
throw new AlfrescoRuntimeException("Unable to complete check in, because the working copy content could not be retrieved from google docs.");
}
// Write the google content into the node
ContentWriter writer = contentService.getWriter(workingCopyNodeRef, ContentModel.PROP_CONTENT, true);
writer.putContent(is);
}
}
/**
* @see org.alfresco.repo.coci.CheckOutCheckInServicePolicies.OnCheckIn#onCheckIn(org.alfresco.service.cmr.repository.NodeRef)
*/
@Override
public void onCheckIn(NodeRef nodeRef)
{
if (googleDocsService.isEnabled() == true && nodeService.exists(nodeRef) == true)
{
nodeService.removeAspect(nodeRef, GoogleDocsModel.ASPECT_GOOGLERESOURCE);
}
}
/**
* @see org.alfresco.repo.node.NodeServicePolicies.BeforeDeleteNodePolicy#beforeDeleteNode(org.alfresco.service.cmr.repository.NodeRef)
*/
public void beforeDeleteNode(NodeRef nodeRef)
{
if (googleDocsService.isEnabled() == true &&
nodeService.exists(nodeRef) == true &&
isUpload() == false)
{
// Delete the associated google resource
googleDocsService.deleteGoogleResource(nodeRef);
}
}
public CopyBehaviourCallback getGoogleEditableCopyCallback(QName classRef, CopyDetails copyDetails)
{
return GoogleEditableCopyBehaviourCallback.INSTANCE;
}
private static class GoogleEditableCopyBehaviourCallback extends DefaultCopyBehaviourCallback
{
private static final CopyBehaviourCallback INSTANCE = new GoogleEditableCopyBehaviourCallback();
/**
* @return Returns an empty map
*/
@Override
public Map<QName, Serializable> getCopyProperties(QName classQName, CopyDetails copyDetails, Map<QName, Serializable> properties)
{
return Collections.emptyMap();
}
}
public CopyBehaviourCallback getGoogleResourceCopyCallback(QName classRef, CopyDetails copyDetails)
{
return GoogleResourceCopyBehaviourCallback.INSTANCE;
}
private static class GoogleResourceCopyBehaviourCallback extends DefaultCopyBehaviourCallback
{
private static final CopyBehaviourCallback INSTANCE = new GoogleEditableCopyBehaviourCallback();
/**
* @return Returns an empty map
*/
@Override
public Map<QName, Serializable> getCopyProperties(QName classQName, CopyDetails copyDetails, Map<QName, Serializable> properties)
{
return Collections.emptyMap();
}
}
}