ExifToolExtractMetadataProcess.java
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/*
* Decompiled with CFR 0_118.
*
* Could not load the following classes:
* com.adobe.xmp.XMPMeta
* com.adobe.xmp.XMPMetaFactory
* com.day.cq.dam.api.Asset
* com.day.cq.dam.api.Rendition
* com.day.cq.dam.api.handler.AssetHandler
* com.day.cq.dam.api.metadata.ExtractedMetadata
* com.day.cq.dam.commons.metadata.SimpleXmpToJcrMetadataBuilder
* com.day.cq.dam.commons.process.AbstractAssetWorkflowProcess
* com.day.cq.tagging.JcrTagManagerFactory
* com.day.cq.tagging.Tag
* com.day.cq.tagging.TagManager
* 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.Binary
* javax.jcr.Node
* javax.jcr.Property
* javax.jcr.RepositoryException
* javax.jcr.Session
* javax.jcr.Value
* org.apache.commons.codec.digest.DigestUtils
* org.apache.commons.exec.CommandLine
* org.apache.commons.exec.DefaultExecutor
* org.apache.commons.exec.ExecuteStreamHandler
* org.apache.commons.exec.PumpStreamHandler
* org.apache.commons.io.IOUtils
* org.apache.commons.lang.StringUtils
* org.apache.felix.scr.annotations.Activate
* 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.apache.sling.api.resource.Resource
* org.apache.sling.api.resource.ResourceResolver
* org.apache.sling.api.resource.ValueMap
* org.apache.sling.commons.mime.MimeTypeService
* org.apache.sling.commons.osgi.OsgiUtil
* org.osgi.service.component.ComponentContext
* org.slf4j.Logger
* org.slf4j.LoggerFactory
*/
package com.day.cq.dam.core.process;
import com.adobe.xmp.XMPMeta;
import com.adobe.xmp.XMPMetaFactory;
import com.day.cq.dam.api.Asset;
import com.day.cq.dam.api.Rendition;
import com.day.cq.dam.api.handler.AssetHandler;
import com.day.cq.dam.api.metadata.ExtractedMetadata;
import com.day.cq.dam.commons.metadata.SimpleXmpToJcrMetadataBuilder;
import com.day.cq.dam.commons.process.AbstractAssetWorkflowProcess;
import com.day.cq.tagging.JcrTagManagerFactory;
import com.day.cq.tagging.Tag;
import com.day.cq.tagging.TagManager;
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.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.PrintStream;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.Dictionary;
import java.util.HashMap;
import java.util.LinkedList;
import javax.jcr.Binary;
import javax.jcr.Node;
import javax.jcr.Property;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
import javax.jcr.Value;
import org.apache.commons.codec.digest.DigestUtils;
import org.apache.commons.exec.CommandLine;
import org.apache.commons.exec.DefaultExecutor;
import org.apache.commons.exec.ExecuteStreamHandler;
import org.apache.commons.exec.PumpStreamHandler;
import org.apache.commons.io.IOUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.Service;
import org.apache.sling.api.resource.Resource;
import org.apache.sling.api.resource.ResourceResolver;
import org.apache.sling.api.resource.ValueMap;
import org.apache.sling.commons.mime.MimeTypeService;
import org.apache.sling.commons.osgi.OsgiUtil;
import org.osgi.service.component.ComponentContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@Component(metatype=1)
@Service
@org.apache.felix.scr.annotations.Property(name="process.label", value={"Exif ToolExtract Meta Data"})
public class ExifToolExtractMetadataProcess
extends AbstractAssetWorkflowProcess {
private static final String JCR_CONTENT_JCR_DATA = "jcr:content/jcr:data";
private static final String METADATA_PROPERTY_NAME_ADOBE_KEYWORDS = "lr:hierarchicalSubject";
private static final String SYNC_FLAG = "newRendition";
@Reference
private JcrTagManagerFactory tagManagerFactory = null;
private static final Logger log = LoggerFactory.getLogger(ExifToolExtractMetadataProcess.class);
private String[] defaultFormats = new String[]{"application/octet-stream"};
private boolean sha1Enabled = false;
@org.apache.felix.scr.annotations.Property(boolValue={1})
public static final String ENABLE_SHA1_GEN = "cq.dam.enable.sha1";
public void execute(WorkItem workItem, WorkflowSession workflowSession, MetaDataMap args) throws WorkflowException {
block16 : {
String[] arguments = this.buildArguments(args);
try {
Session session = workflowSession.getSession();
Asset asset = this.getAssetFromPayload(workItem, session);
if (null != asset) {
asset.setBatchMode(true);
AssetHandler handler = this.getAssetHandler(asset.getMimeType());
if (null != handler) {
Node originalBinary;
ExtractedMetadata metadata;
block15 : {
Node assetNode = (Node)asset.adaptTo(Node.class);
Node content = assetNode.getNode("jcr:content");
if (!content.hasProperty("newRendition")) {
content.setProperty("newRendition", true);
}
metadata = new ExtractedMetadata();
File tmpDir = null;
Object is = null;
Object os = null;
try {
LinkedList<String> mimeTypes = new LinkedList<String>();
String assetMimeType = asset.getMimeType();
for (String str : arguments) {
if (!str.startsWith(Arguments.MIME_TYPES.getArgumentPrefix())) continue;
String mt = str.substring(Arguments.MIME_TYPES.getArgumentPrefix().length()).trim();
log.debug("execute: accepted mime type [{}] for asset [{}].", (Object)mt, (Object)asset.getPath());
mimeTypes.add(mt);
}
if (!mimeTypes.contains(assetMimeType)) {
log.info("execute: mime type [{}] of asset [{}] is not in list of accepted mime types [" + mimeTypes + "], ignoring.", (Object)assetMimeType, (Object)asset.getPath());
return;
}
tmpDir = File.createTempFile("cqdam", null);
tmpDir.delete();
tmpDir.mkdir();
if (null == asset) break block15;
Rendition original = asset.getOriginal();
File tmpFile = new File(tmpDir, asset.getName());
FileOutputStream fos = new FileOutputStream(tmpFile);
IOUtils.copy((InputStream)original.getStream(), (OutputStream)fos);
IOUtils.closeQuietly((OutputStream)fos);
String lastLine = "";
HashMap<String, String> parameters = new HashMap<String, String>();
parameters.put("filename", tmpFile.getName());
parameters.put("file", tmpFile.getAbsolutePath());
parameters.put("directory", tmpDir.getAbsolutePath());
parameters.put("basename", tmpFile.getName().replaceFirst("\\..*$", ""));
parameters.put("extension", tmpFile.getName().replaceFirst("^.*\\.", ""));
try {
for (String argument : arguments) {
if (!argument.startsWith(Arguments.COMMANDS.getArgumentPrefix())) continue;
String cmd = argument.substring(Arguments.COMMANDS.getArgumentPrefix().length()).trim();
CommandLine commandLine = CommandLine.parse((String)cmd, parameters);
lastLine = commandLine.toString();
ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
DefaultExecutor exec = new DefaultExecutor();
exec.setWorkingDirectory(tmpDir);
PumpStreamHandler streamHandler = new PumpStreamHandler((OutputStream)outputStream);
exec.setStreamHandler((ExecuteStreamHandler)streamHandler);
log.info("execute: executing command line [{}] for asset [{}].", (Object)lastLine, (Object)asset.getPath());
exec.execute(commandLine);
String[] commands = new String[]{"exiftool", (String)parameters.get("file"), ">", "output.txt"};
Runtime rt = Runtime.getRuntime();
String[] metalines = outputStream.toString().split("\\r?\\n");
System.out.println("Here is the standard output of the command:\n");
Object s = null;
for (String st : metalines) {
String[] items = st.split(":");
metadata.setMetaDataProperty(items[0].trim(), (Object)items[1].trim());
}
}
}
catch (Exception e) {
log.error("execute: failed to execute command [{}] for asset [" + asset.getPath() + "]: ", (Object)lastLine, (Object)e);
}
}
catch (Exception e) {
// empty catch block
}
}
metadata.setMetaDataProperty("dam:extracted", (Object)Calendar.getInstance().getTime());
Rendition original = asset.getOriginal();
if (this.sha1Enabled) {
String sha1 = DigestUtils.shaHex((InputStream)original.getStream());
metadata.setMetaDataProperty("dam:sha1", (Object)sha1);
}
if ((originalBinary = (Node)original.adaptTo(Node.class)).hasProperty("jcr:content/jcr:data")) {
metadata.setMetaDataProperty("dam:size", (Object)originalBinary.getProperty("jcr:content/jcr:data").getBinary().getSize());
}
this.resetMimetype(asset, metadata);
this.saveMetadata(asset, metadata);
this.extractHierarchicalSubjects(asset, session);
break block16;
}
log.error("execute: cannot extract metadata, no handler found for asset [{}] with mime type [{}]", (Object)asset.getPath(), (Object)asset.getMimeType());
break block16;
}
String wfPayload = workItem.getWorkflowData().getPayload().toString();
String message = "execute: cannot extract metadata, asset [{" + wfPayload + "}] in payload doesn't exist for workflow [{" + workItem.getId() + "}].";
throw new WorkflowException(message);
}
catch (Exception e) {
log.warn("unexpected error occurred during metadata extraction. Cause: {}", (Object)e.getMessage(), (Object)e);
}
}
}
protected void saveMetadata(Asset asset, ExtractedMetadata metadata) {
Resource resource = (Resource)asset.adaptTo(Resource.class);
ResourceResolver resolver = resource.getResourceResolver();
Resource metadataResource = resolver.getResource(resource, "jcr:content/metadata");
if (null != metadataResource) {
Node metadataNode = (Node)metadataResource.adaptTo(Node.class);
SimpleXmpToJcrMetadataBuilder metadataMetadataBuilderXmpTo = new SimpleXmpToJcrMetadataBuilder();
try {
metadataMetadataBuilderXmpTo.storeAsXmp(metadata, metadataNode, false);
InputStream is = metadata.getXmp();
if (is != null) {
XMPMeta meta = XMPMetaFactory.parse((InputStream)is);
if (metadataNode.hasProperty("dc:format") && !this.isDefaultFormat(metadataNode.getProperty("dc:format").getValue().getString()) && meta.getPropertyString("http://purl.org/dc/elements/1.1/", "dc:format") != null) {
meta.deleteProperty("http://purl.org/dc/elements/1.1/", "dc:format");
}
metadataMetadataBuilderXmpTo.storeXmp(metadataNode, meta, false);
}
}
catch (Exception e) {
log.error("saveMetadata: error while saving metdata for asset [{}]: ", (Object)asset.getPath(), (Object)e);
}
} else {
log.error("execute: cannot save metdata for asset [{}], doesn't have metdata node.", (Object)asset.getPath());
}
}
private boolean isDefaultFormat(String format) {
for (int i = 0; i < this.defaultFormats.length; ++i) {
if (!this.defaultFormats[i].equals(format)) continue;
return true;
}
return false;
}
private void resetMimetype(Asset asset, ExtractedMetadata metadata) {
if (this.mimeTypeService.getMimeType(asset.getName()) != null) {
String mimeType = this.mimeTypeService.getMimeType(asset.getName());
metadata.setMetaDataProperty("dc:format", (Object)mimeType);
}
}
private void extractHierarchicalSubjects(Asset asset, Session session) {
Resource resource = (Resource)asset.adaptTo(Resource.class);
ResourceResolver resolver = resource.getResourceResolver();
Resource metadataResource = resolver.getResource(resource, "jcr:content/metadata");
if (null != metadataResource) {
ValueMap props = (ValueMap)metadataResource.adaptTo(ValueMap.class);
Object[] subjects = (String[])props.get("lr:hierarchicalSubject", (Object)new String[0]);
log.debug("got hierarchical subjects [{}] with content [{}].", (Object)"lr:hierarchicalSubject", (Object)StringUtils.join((Object[])subjects, (String)", "));
if (subjects.length > 0) {
TagManager tagManager = this.tagManagerFactory.getTagManager(session);
ArrayList<Tag> tags = new ArrayList<Tag>();
for (Object subject : subjects) {
String titlePath = StringUtils.replaceOnce((String)subject, (String)":|", (String)":");
Tag tag = tagManager.resolveByTitle(titlePath = StringUtils.replace((String)titlePath, (String)"|", (String)"/"));
if (null != tag) {
log.debug("got tag [{}] from title path [{}].", (Object)tag.getTagID(), (Object)titlePath);
tags.add(tag);
continue;
}
log.warn("could not find tag from title path [{}].", (Object)titlePath);
}
if (tags.size() > 0) {
try {
log.debug("tagging [{}] with [{}] tags.", (Object)asset.getPath(), (Object)tags.size());
tagManager.setTags(metadataResource, tags.toArray((T[])new Tag[tags.size()]), asset.isBatchMode());
}
catch (Exception e) {
log.error("cannot save hierarchical subjects for asset [{}]: ", (Object)asset.getPath(), (Object)e);
}
}
}
} else {
log.error("cannot save hierarchical subjects for asset [{}], doesn't have metdata node.", (Object)asset.getPath());
}
}
@Activate
protected void Actiate(ComponentContext context) throws RepositoryException {
this.sha1Enabled = OsgiUtil.toBoolean(context.getProperties().get("cq.dam.enable.sha1"), (boolean)true);
}
public String[] buildArguments(MetaDataMap metaData) {
String[] mimetypes;
String[] thumbnails;
String processArgs = (String)metaData.get(Arguments.PROCESS_ARGS.name(), String.class);
if (processArgs != null && !processArgs.equals("")) {
return processArgs.split(",");
}
ArrayList<String> arguments = new ArrayList<String>();
String[] commands = (String[])metaData.get(Arguments.COMMANDS.name(), String[].class);
if (commands != null) {
for (String command : commands) {
StringBuilder builder = new StringBuilder();
builder.append(Arguments.COMMANDS.getArgumentPrefix()).append(command);
arguments.add(builder.toString());
}
}
if ((mimetypes = (String[])metaData.get(Arguments.MIME_TYPES.name(), String[].class)) != null) {
for (String mimetype : mimetypes) {
StringBuilder builder = new StringBuilder();
builder.append(Arguments.MIME_TYPES.getArgumentPrefix()).append(mimetype);
arguments.add(builder.toString());
}
}
if ((thumbnails = (String[])metaData.get(Arguments.THUMBNAILS.name(), String[].class)) != null) {
for (String thumbnail : thumbnails) {
StringBuilder builder = new StringBuilder();
builder.append(Arguments.THUMBNAILS.getArgumentPrefix()).append(thumbnail);
arguments.add(builder.toString());
}
}
return arguments.toArray(new String[arguments.size()]);
}
protected void bindTagManagerFactory(JcrTagManagerFactory jcrTagManagerFactory) {
this.tagManagerFactory = jcrTagManagerFactory;
}
protected void unbindTagManagerFactory(JcrTagManagerFactory jcrTagManagerFactory) {
if (this.tagManagerFactory == jcrTagManagerFactory) {
this.tagManagerFactory = null;
}
}
public static enum Arguments {
PROCESS_ARGS("PROCESS_ARGS"),
MIME_TYPES("mime"),
THUMBNAILS("tn"),
COMMANDS("cmd");
private String argumentName;
private Arguments(String argumentName) {
this.argumentName = argumentName;
}
public String getArgumentName() {
return this.argumentName;
}
public String getArgumentPrefix() {
return this.argumentName + ":";
}
}
}