com.day.cq.dam.core.process.ThumbnailProcess Maven / Gradle / Ivy
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package com.day.cq.dam.core.process;
import javax.jcr.Node;
import javax.jcr.RepositoryException;
import com.day.cq.dam.commons.util.AssetUpdate;
import com.day.cq.dam.commons.util.AssetUpdateMonitor;
import com.day.cq.dam.commons.util.DamUtil;
import com.day.cq.workflow.exec.WorkflowProcess;
import org.apache.commons.lang.StringUtils;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Property;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.Service;
import org.apache.jackrabbit.JcrConstants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import com.day.cq.dam.api.Asset;
import com.day.cq.dam.api.renditions.RenditionMaker;
import com.day.cq.dam.commons.process.AbstractAssetWorkflowProcess;
import com.day.cq.dam.core.impl.process.CreateFPORenditionProcess;
import com.day.cq.dam.core.impl.ui.preview.FolderPreviewUpdater;
import com.day.cq.workflow.WorkflowException;
import com.day.cq.workflow.WorkflowSession;
import com.day.cq.workflow.exec.WorkItem;
import com.day.cq.workflow.metadata.MetaDataMap;
/**
* The ThumbnailProcess is called in a Workflow process step. This process will create one or more Thumbnails for the Asset to
* be procesed, create web enabled image and update folder thumbnail.
*/
@Component
@Service
@Property(name = "process.label", value = "Thumbnail Process")
public class ThumbnailProcess extends AbstractAssetWorkflowProcess {
/**
* Logger instance for this class.
*/
private static final Logger log = LoggerFactory.getLogger(ThumbnailProcess.class);
@Reference
private RenditionMaker renditionMaker;
@Reference
private FolderPreviewUpdater folderPreviewUpdater;
@Reference
private AssetUpdateMonitor monitor;
private CreateThumbnailProcess thumbnailCreator = new CreateThumbnailProcess();
private CreateWebEnabledImageProcess webEnabledImageCreator = new CreateWebEnabledImageProcess();
private UpdateFolderThumbnailProcess folderThumbnailUpdater = new UpdateFolderThumbnailProcess();
private CreateFPORenditionProcess fpoCreator = new CreateFPORenditionProcess();
private static final String DAM_SCENE7FILE = "dam:scene7File";
public void execute(final WorkItem workItem, WorkflowSession workflowSession, MetaDataMap metaData) throws WorkflowException {
final AssetUpdate update = monitor.startUpdate(workItem, getResourceResolver(workflowSession.getSession()), this);
try {
final Asset asset = update.getAsset(new AssetUpdate.Check() {
@Override
public boolean isNullAcceptable() throws WorkflowException {
String wfPayload = workItem.getWorkflowData().getPayload().toString();
String message = "execute: cannot process thumbnails, asset [{" + wfPayload + "}] in payload doesn't exist for " +
"workflow [{"
+ workItem.getId() + "}].";
throw new WorkflowException(message);
}
});
if (asset != null) {
try {
Node assetNode = asset.adaptTo(Node.class);
Node contentNode = assetNode.getNode(JcrConstants.JCR_CONTENT);
String scene7File = asset.getMetadata(DAM_SCENE7FILE) != null? asset.getMetadata(DAM_SCENE7FILE).toString() : "";
boolean isScene7Video = DamUtil.isVideo(asset) && !StringUtils.isEmpty(scene7File);
// don't create static thumbnails/webImage for a scene7 processed video since it creates proxy thumbnails/webImage
if (!isScene7Video) {
// don't generate thumbnail if default thumbnail is set.
if(!(contentNode.hasProperty("dam:manualThumbnail") && contentNode.getProperty("dam:manualThumbnail").getBoolean() == true)){
final CreateThumbnailProcess.Config createThumbnailConfig = thumbnailCreator.parseConfig(metaData);
thumbnailCreator.createThumbnails(asset, createThumbnailConfig, renditionMaker);
}
final CreateWebEnabledImageProcess.Config createWebEnabledImageConfig = webEnabledImageCreator.parseConfig(metaData);
try {
webEnabledImageCreator.createWebEnabledImage(workItem, createWebEnabledImageConfig, asset, renditionMaker);
} catch (RepositoryException re){
throw new WorkflowException(re);
}
final CreateFPORenditionProcess.Config fpoConfig = fpoCreator.parseConfig(metaData);
fpoCreator.createFPO(workItem, fpoConfig, asset, renditionMaker);
} else {
log.info("Skip to create static thumbnails/webImage for a scene7 processed video.");
}
// don't generate thumbnail if default thumbnail is set.
if(!(contentNode.hasProperty("dam:manualThumbnail") && contentNode.getProperty("dam:manualThumbnail").getBoolean() == true)){
try {
folderThumbnailUpdater.updateFolderThumbnail(asset, assetNode, folderPreviewUpdater);
} catch (Exception e) {
update.error(e);
log.error("Error while updating folder thumbnail of asset ", asset.getPath(), e);
}
}
} catch (RepositoryException re) {
throw new WorkflowException(re);
}
}
} finally {
update.done();
}
}
}