Files
alfresco-community-repo/source/java/org/alfresco/repo/thumbnail/UpdateThumbnailActionExecuter.java
Raluca Munteanu 8674e2bfc8 Merged 5.1.N (5.1.2) to 5.2.N (5.2.1)
125603 rmunteanu: Merged 5.1.1 (5.1.1) to 5.1.N (5.1.2)
      125484 slanglois: MNT-16155 Update source headers - remove old Copyrights from Java and JSP dource files


git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/BRANCHES/DEV/5.2.N/root@125781 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
2016-04-26 12:48:49 +00:00

192 lines
7.5 KiB
Java

package org.alfresco.repo.thumbnail;
import java.io.Serializable;
import java.util.HashMap;
import java.util.List;
import org.alfresco.error.AlfrescoRuntimeException;
import org.alfresco.model.ContentModel;
import org.alfresco.repo.action.ParameterDefinitionImpl;
import org.alfresco.repo.action.executer.ActionExecuterAbstractBase;
import org.alfresco.service.cmr.action.Action;
import org.alfresco.service.cmr.action.ParameterDefinition;
import org.alfresco.service.cmr.dictionary.DataTypeDefinition;
import org.alfresco.service.cmr.rendition.RenditionService;
import org.alfresco.service.cmr.repository.ChildAssociationRef;
import org.alfresco.service.cmr.repository.ContentData;
import org.alfresco.service.cmr.repository.NodeRef;
import org.alfresco.service.cmr.repository.NodeService;
import org.alfresco.service.cmr.thumbnail.ThumbnailService;
import org.alfresco.service.namespace.QName;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
/**
* Update thumbnail action executer.
*
* NOTE: This action is used to facilitate the async update of thumbnails. It is not intended for general usage.
*
* @author Roy Wetherall
* @author Neil McErlean
* @author Ph Dubois (optional thumbnail creation by mimetype and in general)
*/
public class UpdateThumbnailActionExecuter extends ActionExecuterAbstractBase
{
/** Logger */
private static Log logger = LogFactory.getLog(UpdateThumbnailActionExecuter.class);
/** Rendition Service */
private RenditionService renditionService;
/** Thumbnail Service */
private ThumbnailService thumbnailService;
/** Node Service */
private NodeService nodeService;
// Size limitations indexed by mime type for thumbnail creation
private HashMap<String,Long> mimetypeMaxSourceSizeKBytes;
/** Action name and parameters */
public static final String NAME = "update-thumbnail";
public static final String PARAM_CONTENT_PROPERTY = "content-property";
public static final String PARAM_THUMBNAIL_NODE = "thumbnail-node";
/**
* Injects the rendition service.
*
* @param renditionService the rendition service.
*/
public void setRenditionService(RenditionService renditionService)
{
this.renditionService = renditionService;
}
/**
* Set the thumbnail service
*
* @param thumbnailService the thumbnail service
*/
public void setThumbnailService(ThumbnailService thumbnailService)
{
this.thumbnailService = thumbnailService;
}
/**
* Set the node service
*
* @param nodeService node service
*/
public void setNodeService(NodeService nodeService)
{
this.nodeService = nodeService;
}
/**
* Set the maximum size for each mimetype above which thumbnails are not created.
* @param mimetypeMaxSourceSizeKBytes map of mimetypes to max source sizes.
*/
public void setMimetypeMaxSourceSizeKBytes(HashMap<String, Long> mimetypeMaxSourceSizeKBytes)
{
this.mimetypeMaxSourceSizeKBytes = mimetypeMaxSourceSizeKBytes;
}
/**
* Enable thumbnail creation at all regardless of mimetype.
* @param generateThumbnails a {@code false} value turns off all thumbnail creation.
* @deprecated Use {@link ThumbnailServiceImpl#setThumbnailsEnabled(boolean)} instead.
*/
public void setGenerateThumbnails(boolean generateThumbnails)
{
if (logger.isDebugEnabled())
{
logger.debug("Thumbnail generation is " +
(generateThumbnails ? "enabled" : "disabled") +
"via deprecated method in " + this.getClass().getSimpleName());
}
this.thumbnailService.setThumbnailsEnabled(generateThumbnails);
}
/**
* @see org.alfresco.repo.action.executer.ActionExecuterAbstractBase#executeImpl(org.alfresco.service.cmr.action.Action, org.alfresco.service.cmr.repository.NodeRef)
*/
@Override
protected void executeImpl(Action action, NodeRef actionedUponNodeRef)
{
// Check if thumbnailing is generally disabled
if (!thumbnailService.getThumbnailsEnabled())
{
if (logger.isDebugEnabled())
{
logger.debug("Thumbnail transformations are not enabled");
}
return;
}
// Get the thumbnail
NodeRef thumbnailNodeRef = (NodeRef)action.getParameterValue(PARAM_THUMBNAIL_NODE);
if (thumbnailNodeRef == null)
{
thumbnailNodeRef = actionedUponNodeRef;
}
if (this.nodeService.exists(thumbnailNodeRef) == true &&
renditionService.isRendition(thumbnailNodeRef))
{
// Get the thumbnail Name
ChildAssociationRef parent = renditionService.getSourceNode(thumbnailNodeRef);
String thumbnailName = parent.getQName().getLocalName();
// Get the details of the thumbnail
ThumbnailRegistry registry = this.thumbnailService.getThumbnailRegistry();
ThumbnailDefinition details = registry.getThumbnailDefinition(thumbnailName);
if (details == null)
{
throw new AlfrescoRuntimeException("The thumbnail name '" + thumbnailName + "' is not registered");
}
// Get the content property
QName contentProperty = (QName)action.getParameterValue(PARAM_CONTENT_PROPERTY);
if (contentProperty == null)
{
contentProperty = ContentModel.PROP_CONTENT;
}
Serializable contentProp = nodeService.getProperty(actionedUponNodeRef, contentProperty);
if (contentProp == null)
{
logger.info("Creation of thumbnail, null content for " + details.getName());
return;
}
if(contentProp instanceof ContentData)
{
ContentData content = (ContentData)contentProp;
String mimetype = content.getMimetype();
if (mimetypeMaxSourceSizeKBytes != null)
{
Long maxSourceSizeKBytes = mimetypeMaxSourceSizeKBytes.get(mimetype);
if (maxSourceSizeKBytes != null && maxSourceSizeKBytes >= 0 && maxSourceSizeKBytes < (content.getSize()/1024L))
{
logger.debug("Unable to create thumbnail '" + details.getName() + "' for " +
mimetype + " as content is too large ("+(content.getSize()/1024L)+"K > "+maxSourceSizeKBytes+"K)");
return; //avoid transform
}
}
}
// Create the thumbnail
this.thumbnailService.updateThumbnail(thumbnailNodeRef, details.getTransformationOptions());
}
}
/**
* @see org.alfresco.repo.action.ParameterizedItemAbstractBase#addParameterDefinitions(java.util.List)
*/
@Override
protected void addParameterDefinitions(List<ParameterDefinition> paramList)
{
paramList.add(new ParameterDefinitionImpl(PARAM_CONTENT_PROPERTY, DataTypeDefinition.QNAME, false, getParamDisplayLabel(PARAM_CONTENT_PROPERTY)));
paramList.add(new ParameterDefinitionImpl(PARAM_THUMBNAIL_NODE, DataTypeDefinition.QNAME, false, getParamDisplayLabel(PARAM_THUMBNAIL_NODE)));
}
}