/**
* Copyright (C) 2013 eXo Platform SAS.
*
* This 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 2.1 of
* the License, or (at your option) any later version.
*
* This software 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 this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.platform.upgrade.plugins;
import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.URLConnection;
import java.util.ArrayList;
import java.util.List;
import org.apache.shindig.gadgets.spec.ModulePrefs;
import org.chromattic.ext.ntdef.NTFolder;
import org.chromattic.ext.ntdef.Resource;
import org.exoplatform.application.gadget.EncodingDetector;
import org.exoplatform.application.gadget.GadgetImporter;
import org.exoplatform.application.gadget.GadgetRegistryService;
import org.exoplatform.application.gadget.impl.GadgetDefinition;
import org.exoplatform.application.gadget.impl.LocalGadgetData;
import org.exoplatform.container.PortalContainer;
import org.exoplatform.container.configuration.ConfigurationManager;
import org.exoplatform.services.log.ExoLogger;
import org.exoplatform.services.log.Log;
import org.gatein.common.io.IOTools;
public class LocalGadgetImporter extends GadgetImporter {
private static final Log LOG = ExoLogger.getExoLogger(LocalGadgetImporter.class);
private ConfigurationManager configurationManager;
private PortalContainer container;
private String gadgetPath;
private String gadgetRootAbsolutePath;
/** Used temporarily when importing resources. */
private NTFolder folder;
private GadgetRegistryService gadgetService;
public LocalGadgetImporter(String name, GadgetRegistryService registryService, String gadgetPath,
ConfigurationManager configurationManager, PortalContainer container) {
super(name, gadgetPath);
this.configurationManager = configurationManager;
this.container = container;
this.gadgetPath = gadgetPath;
this.gadgetService = registryService;
if (gadgetPath.startsWith("war:")) {
gadgetPath = gadgetPath.replace("war:", "");
this.gadgetRootAbsolutePath = container.getPortalContext().getRealPath(gadgetPath);
this.gadgetRootAbsolutePath = this.gadgetRootAbsolutePath.replace("\\", "/");
int gadgetRootPathIndex = this.gadgetRootAbsolutePath.lastIndexOf(gadgetPath);
this.gadgetRootAbsolutePath = this.gadgetRootAbsolutePath.substring(0, gadgetRootPathIndex);
}
}
@Override
protected void process(String gadgetURI, GadgetDefinition def) throws Exception {
def.setLocal(true);
LocalGadgetData data = (LocalGadgetData)def.getData();
//
String fileName = getName(gadgetPath);
data.setFileName(fileName);
// Import resource
folder = data.getResources();
String folderPath = getParent(gadgetPath);
visitChildren(gadgetPath, folderPath);
folder = null;
}
@Override
protected byte[] getGadgetBytes(String gadgetURI) throws IOException {
return getContent(gadgetURI);
}
@Override
protected String getGadgetURL() {
return gadgetService.getGadgetURL(getGadgetName());
}
private void visit(String uri, String resourcePath) throws Exception
{
String name = getName(resourcePath);
if (isFile(resourcePath))
{
byte[] content = getContent(resourcePath);
//
if (content != null)
{
String mimeType = getMimeType(name);
//
if (mimeType == null)
{
mimeType = "application/octet-stream";
}
// We can detect encoding for XML files
String encoding = null;
if ("application/xml".equals(mimeType))
{
encoding = EncodingDetector.detect(new ByteArrayInputStream(content));
}
// Correct mime type for gadgets
if (resourcePath.equals(uri)) {
mimeType = LocalGadgetData.GADGET_MIME_TYPE;
}
//
folder.createFile(name, new Resource(mimeType, encoding, content));
}
}
else
{
folder = folder.createFolder(name);
visitChildren(uri, resourcePath);
folder = folder.getParent();
}
}
private void visitChildren(String gadgetURI, String folderPath) throws Exception
{
for (String childPath : getChildren(folderPath))
{
visit(gadgetURI, childPath);
}
}
private String getName(String resourcePath) {
// It's a directory, remove the trailing '/'
resourcePath = resourcePath.replace("\\", "/");
if (resourcePath.endsWith("/")) {
resourcePath = resourcePath.substring(0, resourcePath.length() - 1);
}
// Get index of last '/'
int index = resourcePath.lastIndexOf('/');
// Return name
return resourcePath.substring(index + 1);
}
private String getParent(String resourcePath) throws IOException {
String separator = getUsedSeparator(resourcePath);
if (resourcePath.indexOf("\\") >= 0) {// local path with an OS that
// uses \\ as separator
separator = "\\";
} else {
separator = "/";
}
// It's a directory, remove the trailing separator
if (resourcePath.endsWith(separator)) {
resourcePath = resourcePath.substring(0, resourcePath.length() - 1);
}
// Get index of last separator
int index = resourcePath.lastIndexOf(separator);
// Return the parent that ends with a separator
return resourcePath.substring(0, index + 1);
}
private String getRealPath(String resourcePath) throws Exception {
if (!resourcePath.startsWith("war:") && !resourcePath.startsWith("classpath:") && !resourcePath.startsWith("jar:")) {
File file = new File(resourcePath);
return file.getAbsolutePath();
} else if (resourcePath.startsWith("war:")) {
if (!resourcePath.equals(gadgetPath)) {
resourcePath = resourcePath.replace("war:", "");
return gadgetRootAbsolutePath + resourcePath;
}
File file = new File(container.getPortalContext().getRealPath(resourcePath));
return file.getAbsolutePath();
} else {
File file = new File(configurationManager.getURL(resourcePath).getPath());
return file.getAbsolutePath();
}
}
private byte[] getContent(String filePath) throws IOException {
InputStream in;
try {
if (!filePath.startsWith("classpath:") && !filePath.startsWith("jar:") && !filePath.startsWith("war:")
&& !filePath.startsWith("system:")) {
if (filePath.startsWith("")) {
filePath = "file:" + filePath;
} else {
filePath = "file:/" + filePath;
}
}
if (filePath.startsWith("war:")) {
filePath = filePath.replace("war:", "");
in = container.getPortalContext().getResourceAsStream(filePath);
} else {
in = configurationManager.getInputStream(filePath);
}
} catch (Exception exception) {
return null;
}
if (in == null) {
return null;
} else {
return IOTools.getBytes(in);
}
}
private String getUsedSeparator(String filePath) {
String separator = null;
if (filePath.indexOf("\\") >= 0) {// local path with an OS that
// uses \\ as separator
separator = "\\";
} else {
separator = "/";
}
return separator;
}
private Iterable<String> getChildren(String folderPath) throws IOException {
try {
String absoluteFolderPath = getRealPath(folderPath);
File file = new File(absoluteFolderPath);
File[] children = file.listFiles();
List<String> childList = new ArrayList<String>();
if (!folderPath.endsWith("/") && !folderPath.endsWith("\\")) {
folderPath += getUsedSeparator(folderPath);
}
for (File fileChild : children) {
childList.add(folderPath + fileChild.getName());
}
return childList;
} catch (Exception exception) {
LOG.error("Exception when getting Children",exception);
}
return null;
}
private boolean isFile(String resourcePath) {
Boolean isFile = null;
try {
File file = new File(getRealPath(resourcePath));
if (file.exists()) {
isFile = file.isFile();
}
} catch (Exception exception) {
LOG.error("file doesn't exist or may be the path has another format ", exception);
}
if (isFile == null) {
return !resourcePath.endsWith("/") && !resourcePath.endsWith("\\");
} else {
return isFile;
}
}
private String getMimeType(String fileName) {
String mimeType = URLConnection.guessContentTypeFromName(fileName);
if (mimeType == null) {
mimeType = container.getPortalContext().getMimeType(fileName);
}
return mimeType;
}
@Override
protected void processMetadata(ModulePrefs prefs, GadgetDefinition def) {
//We store no metadata for local gadget
}
}