CreateThumbnailProcess.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.day.cq.dam.api.Asset
* com.day.cq.dam.api.renditions.RenditionMaker
* com.day.cq.dam.api.renditions.RenditionTemplate
* com.day.cq.dam.api.thumbnail.ThumbnailConfig
* com.day.cq.dam.commons.process.AbstractAssetWorkflowProcess
* com.day.cq.dam.commons.thumbnail.ThumbnailConfigImpl
* com.day.cq.workflow.WorkflowException
* com.day.cq.workflow.WorkflowSession
* com.day.cq.workflow.exec.WorkItem
* com.day.cq.workflow.exec.WorkflowData
* com.day.cq.workflow.metadata.MetaDataMap
* javax.jcr.Session
* org.apache.commons.lang.StringUtils
* org.apache.felix.scr.annotations.Component
* org.apache.felix.scr.annotations.Property
* org.apache.felix.scr.annotations.Reference
* org.apache.felix.scr.annotations.Service
* org.slf4j.Logger
* org.slf4j.LoggerFactory
*/
package com.day.cq.dam.core.process;
import com.day.cq.dam.api.Asset;
import com.day.cq.dam.api.renditions.RenditionMaker;
import com.day.cq.dam.api.renditions.RenditionTemplate;
import com.day.cq.dam.api.thumbnail.ThumbnailConfig;
import com.day.cq.dam.commons.process.AbstractAssetWorkflowProcess;
import com.day.cq.dam.commons.thumbnail.ThumbnailConfigImpl;
import com.day.cq.workflow.WorkflowException;
import com.day.cq.workflow.WorkflowSession;
import com.day.cq.workflow.exec.WorkItem;
import com.day.cq.workflow.exec.WorkflowData;
import com.day.cq.workflow.metadata.MetaDataMap;
import java.util.ArrayList;
import java.util.List;
import javax.jcr.Session;
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.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Component
@Service
@Property(name="process.label", value={"Create Thumbnail"})
public class CreateThumbnailProcess
extends AbstractAssetWorkflowProcess {
private static final Logger log = LoggerFactory.getLogger(CreateThumbnailProcess.class);
@Reference
private RenditionMaker renditionMaker;
public void execute(WorkItem workItem, WorkflowSession workflowSession, MetaDataMap metaData) throws WorkflowException {
Asset asset = this.getAssetFromPayload(workItem, workflowSession.getSession());
if (asset == null) {
String wfPayload = workItem.getWorkflowData().getPayload().toString();
String message = "execute: cannot create thumbnails, asset [{" + wfPayload + "}] in payload doesn't exist for workflow [{" + workItem.getId() + "}].";
throw new WorkflowException(message);
}
Config config = this.parseConfig(metaData);
this.createThumbnails(asset, config, this.renditionMaker);
}
public void createThumbnails(Asset asset, Config config, RenditionMaker renditionMaker) {
if (this.handleAsset(asset, config)) {
asset.setBatchMode(true);
RenditionTemplate[] templates = CreateThumbnailProcess.createRenditionTemplates(asset, config.thumbnails, renditionMaker);
renditionMaker.generateRenditions(asset, templates);
}
}
public static RenditionTemplate[] createRenditionTemplates(Asset asset, ThumbnailConfig[] thumbnails, RenditionMaker renditionMaker) {
RenditionTemplate[] templates = new RenditionTemplate[thumbnails.length];
for (int i = 0; i < thumbnails.length; ++i) {
ThumbnailConfig thumb = thumbnails[i];
templates[i] = renditionMaker.createThumbnailTemplate(asset, thumb.getWidth(), thumb.getHeight(), thumb.doCenter());
}
return templates;
}
public Config parseConfig(MetaDataMap metaData) {
String[] args;
Config cfg = new Config();
String processArgs = (String)metaData.get(Arguments.PROCESS_ARGS.name(), String.class);
if (processArgs != null && !processArgs.equals("")) {
String[] skipMimeTypeArgs;
String[] argTypes = processArgs.split(";");
if (argTypes.length > 1) {
skipMimeTypeArgs = argTypes[1].split(",");
args = argTypes[0].split(",");
} else {
skipMimeTypeArgs = null;
args = processArgs.split(",");
}
if (skipMimeTypeArgs != null) {
List values = this.getValuesFromArgs("skip", skipMimeTypeArgs);
cfg.skipMimeTypes = values.toArray(new String[values.size()]);
}
} else {
String[] configs = (String[])metaData.get(Arguments.CONFIGS.name(), String[].class);
String[] skipMimeTypeArgs = (String[])metaData.get(Arguments.SKIP_MIME_TYPES.name(), String[].class);
args = configs != null ? configs : new String[]{};
if (skipMimeTypeArgs != null) {
ArrayList<String> values = new ArrayList<String>();
for (String arg : skipMimeTypeArgs) {
values.add(StringUtils.removeStart((String)arg, (String)"skip:"));
}
cfg.skipMimeTypes = values.toArray(new String[values.size()]);
}
}
cfg.thumbnails = CreateThumbnailProcess.parseThumbnailArguments(args);
return cfg;
}
public static ThumbnailConfig[] parseThumbnailArguments(String[] args) {
ArrayList<ThumbnailConfig> list = new ArrayList<ThumbnailConfig>();
for (String arg : args) {
ThumbnailConfig config = CreateThumbnailProcess.parseThumbnailArguments(arg);
if (config == null) continue;
list.add(config);
}
return list.toArray((T[])new ThumbnailConfig[list.size()]);
}
public static ThumbnailConfig parseThumbnailArguments(String arg) {
String str = arg.trim();
if (str.contains("[") && (str = StringUtils.substringBetween((String)str, (String)"[", (String)"]")) == null) {
log.warn("parseConfig: cannot parse width/height, missing closing bracket '{}'.", (Object)arg);
return null;
}
String[] fragments = str.split(":");
if (fragments.length >= 2) {
try {
Integer width = Integer.valueOf(fragments[0]);
Integer height = Integer.valueOf(fragments[1]);
boolean doCenter = false;
if (fragments.length > 2) {
doCenter = Boolean.valueOf(fragments[2]);
}
return new ThumbnailConfigImpl(width.intValue(), height.intValue(), doCenter);
}
catch (NumberFormatException e) {
log.warn("parseConfig: cannot parse, invalid width/height specified in config '{}': ", (Object)str, (Object)e);
return null;
}
}
log.warn("parseConfig: cannot parse, insufficient arguments in config '{}'.", (Object)str);
return null;
}
protected boolean handleAsset(Asset asset, Config config) {
if (asset == null || config.skipMimeTypes == null) {
return true;
}
String mimeType = asset.getMimeType();
if (mimeType == null) {
return true;
}
for (String val : config.skipMimeTypes) {
if (!mimeType.matches(val)) continue;
log.debug(this.getClass().getName() + " skipped for MIME type: " + mimeType);
return false;
}
return true;
}
protected void bindRenditionMaker(RenditionMaker renditionMaker) {
this.renditionMaker = renditionMaker;
}
protected void unbindRenditionMaker(RenditionMaker renditionMaker) {
if (this.renditionMaker == renditionMaker) {
this.renditionMaker = null;
}
}
public static class Config {
public String[] skipMimeTypes;
public ThumbnailConfig[] thumbnails;
public Config() {
}
public Config(String[] skipMimeTypes, ThumbnailConfig[] thumbnails) {
this.skipMimeTypes = skipMimeTypes;
this.thumbnails = thumbnails;
}
}
public static enum Arguments {
PROCESS_ARGS,
CONFIGS,
SKIP_MIME_TYPES;
private Arguments() {
}
}
}