| /************************************************************** |
| * |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| package org.openoffice.idesupport.zip; |
| |
| import java.io.*; |
| import java.util.Enumeration; |
| import java.util.zip.*; |
| import java.beans.PropertyVetoException; |
| |
| import org.openoffice.idesupport.filter.FileFilter; |
| import org.openoffice.idesupport.filter.BinaryOnlyFilter; |
| import org.openoffice.idesupport.filter.ExceptParcelFilter; |
| |
| import com.sun.star.script.framework.container.ParcelDescriptor; |
| import org.openoffice.idesupport.xml.Manifest; |
| |
| public class ParcelZipper |
| { |
| public static final String PARCEL_PREFIX_DIR = "Scripts/"; |
| public static final String PARCEL_EXTENSION = "sxp"; |
| public static final String CONTENTS_DIRNAME = "Contents"; |
| public static final String PARCEL_DESCRIPTOR_XML = "parcel-descriptor.xml"; |
| |
| private static ParcelZipper zipper = null; |
| |
| private static final FileFilter DEFAULT_FILTER = |
| BinaryOnlyFilter.getInstance(); |
| |
| private ParcelZipper() { |
| } |
| |
| public static ParcelZipper getParcelZipper() { |
| if (zipper == null) { |
| synchronized(ParcelZipper.class) { |
| if (zipper == null) |
| zipper = new ParcelZipper(); |
| } |
| } |
| return zipper; |
| } |
| |
| public String zipParcel(File basedir) throws IOException { |
| File targetfile, targetdir; |
| |
| if (basedir.getName().equals(CONTENTS_DIRNAME)) |
| targetdir = basedir.getParentFile(); |
| else |
| targetdir = basedir; |
| |
| targetfile = new File(targetdir, targetdir.getName() + "." + PARCEL_EXTENSION); |
| |
| return zipParcel(basedir, targetfile, DEFAULT_FILTER); |
| } |
| |
| public String zipParcel(File basedir, File targetfile) throws IOException { |
| return zipParcel(basedir, targetfile, DEFAULT_FILTER); |
| } |
| |
| public String zipParcel(File basedir, FileFilter filter) throws IOException { |
| File targetfile, targetdir; |
| |
| if (basedir.getName().equals(CONTENTS_DIRNAME)) |
| targetdir = basedir.getParentFile(); |
| else |
| targetdir = basedir; |
| |
| targetfile = new File(targetdir, targetdir.getName() + "." + PARCEL_EXTENSION); |
| |
| return zipParcel(basedir, targetfile, filter); |
| } |
| |
| public String zipParcel(File basedir, File targetfile, FileFilter filter) |
| throws IOException { |
| String realpath, tmppath; |
| |
| realpath = targetfile.getPath(); |
| tmppath = realpath + ".tmp"; |
| |
| File tmpfile = new File(tmppath); |
| ZipOutputStream out = null; |
| try { |
| if (tmpfile.exists() == true) |
| tmpfile.delete(); |
| |
| out = new ZipOutputStream(new FileOutputStream(tmpfile)); |
| |
| File[] children = basedir.listFiles(); |
| for (int i = 0; i < children.length; i++) |
| addFileToParcel(children[i], "", out, filter); |
| } |
| catch (IOException ioe) { |
| out.close(); |
| tmpfile.delete(); |
| throw ioe; |
| } |
| finally { |
| if (out != null) |
| out.close(); |
| } |
| |
| if (targetfile.exists() == true) |
| targetfile.delete(); |
| tmpfile.renameTo(targetfile); |
| |
| return targetfile.getAbsolutePath(); |
| } |
| |
| private void addFileToParcel(File root, String path, ZipOutputStream out, FileFilter filter) |
| throws IOException { |
| ZipEntry ze; |
| |
| if (root.isDirectory() == true) { |
| ze = new ZipEntry(/* PARCEL_PREFIX_DIR + */ path + root.getName() + "/"); |
| out.putNextEntry(ze); |
| out.closeEntry(); |
| File[] children = root.listFiles(); |
| |
| for (int i = 0; i < children.length; i++) |
| addFileToParcel(children[i], path + root.getName() + "/", out, filter); |
| } |
| else { |
| if (filter.validate(root.getName()) == false && |
| root.getName().equals("parcel-descriptor.xml") == false) |
| return; |
| |
| ze = new ZipEntry(/* PARCEL_PREFIX_DIR + */ path + root.getName()); |
| out.putNextEntry(ze); |
| |
| byte[] bytes = new byte[1024]; |
| int len; |
| |
| FileInputStream fis = null; |
| try { |
| fis = new FileInputStream(root); |
| |
| while ((len = fis.read(bytes)) != -1) |
| out.write(bytes, 0, len); |
| } |
| finally { |
| if (fis != null) fis.close(); |
| } |
| out.closeEntry(); |
| } |
| } |
| |
| public boolean isOverwriteNeeded(File parcel, File target) |
| throws IOException |
| { |
| boolean result; |
| |
| if (target.isDirectory()) |
| result = isDirectoryOverwriteNeeded(parcel, target); |
| else |
| result = isDocumentOverwriteNeeded(parcel, target); |
| |
| return result; |
| } |
| |
| private boolean isDirectoryOverwriteNeeded(File parcel, File target) { |
| String parcelDir = getParcelDirFromParcelZip(parcel.getName()); |
| |
| File langdir; |
| try { |
| langdir = new File(target, getParcelLanguage(parcel)); |
| } |
| catch (IOException ioe) { |
| return false; |
| } |
| |
| if (langdir.exists() == false) |
| return false; |
| |
| File[] children = langdir.listFiles(); |
| |
| for (int i = 0; i < children.length; i++) |
| if (children[i].getName().equals(parcelDir)) |
| return true; |
| |
| return false; |
| } |
| |
| private boolean isDocumentOverwriteNeeded(File parcel, File document) |
| throws IOException |
| { |
| ZipFile documentZip = null; |
| boolean result = false; |
| |
| try { |
| documentZip = new ZipFile(document); |
| |
| String name = |
| PARCEL_PREFIX_DIR + getParcelLanguage(parcel) + |
| "/" + getParcelDirFromParcelZip(parcel.getName()) + |
| "/" + PARCEL_DESCRIPTOR_XML; |
| |
| if (documentZip.getEntry(name) != null) |
| result = true; |
| } |
| catch (IOException ioe) { |
| return false; |
| } |
| finally { |
| if (documentZip != null) documentZip.close(); |
| } |
| |
| return result; |
| } |
| |
| public String deployParcel(File parcel, File target) |
| throws IOException { |
| |
| String output = null; |
| if (target.isDirectory()) |
| output = unzipToDirectory(parcel, target); |
| else |
| output = unzipToZip(parcel, target); |
| return output; |
| } |
| |
| private String getParcelDirFromParcelZip(String zipname) { |
| String result = zipname.substring(0, zipname.lastIndexOf(".")); |
| return result; |
| } |
| |
| private String unzipToDirectory(File parcel, File targetDirectory) |
| throws IOException { |
| |
| ZipInputStream in = null; |
| File parcelDir = new File(targetDirectory, |
| getParcelLanguage(parcel) + File.separator + |
| getParcelDirFromParcelZip(parcel.getName())); |
| |
| if (isDirectoryOverwriteNeeded(parcel, targetDirectory)) { |
| if (deleteDir(parcelDir) == false) { |
| throw new IOException("Could not overwrite: " + |
| parcelDir.getAbsolutePath()); |
| } |
| } |
| |
| try { |
| in = new ZipInputStream(new FileInputStream(parcel)); |
| |
| File outFile; |
| ZipEntry inEntry = in.getNextEntry(); |
| byte[] bytes = new byte[1024]; |
| int len; |
| |
| while (inEntry != null) { |
| outFile = new File(parcelDir, inEntry.getName()); |
| if (inEntry.isDirectory()) { |
| outFile.mkdir(); |
| } |
| else { |
| if (outFile.getParentFile().exists() != true) |
| outFile.getParentFile().mkdirs(); |
| |
| FileOutputStream out = null; |
| try { |
| out = new FileOutputStream(outFile); |
| |
| while ((len = in.read(bytes)) != -1) |
| out.write(bytes, 0, len); |
| } |
| finally { |
| if (out != null) out.close(); |
| } |
| } |
| inEntry = in.getNextEntry(); |
| } |
| } |
| finally { |
| if (in != null) in.close(); |
| } |
| |
| return parcelDir.getAbsolutePath(); |
| } |
| |
| private boolean deleteDir(File basedir) { |
| if (basedir.isDirectory()) { |
| String[] children = basedir.list(); |
| for (int i=0; i<children.length; i++) { |
| boolean success = deleteDir(new File(basedir, children[i])); |
| if (!success) { |
| return false; |
| } |
| } |
| } |
| return basedir.delete(); |
| } |
| |
| private String unzipToZip(File parcel, File targetDocument) |
| throws IOException { |
| |
| ZipInputStream documentStream = null; |
| ZipInputStream parcelStream = null; |
| ZipOutputStream outStream = null; |
| Manifest manifest; |
| |
| String language = getParcelLanguage(parcel); |
| |
| if (isDocumentOverwriteNeeded(parcel, targetDocument)) { |
| String parcelName = language + "/" + |
| getParcelDirFromParcelZip(parcel.getName()); |
| removeParcel(targetDocument, parcelName); |
| } |
| |
| // first write contents of document to tmpfile |
| File tmpfile = new File(targetDocument.getAbsolutePath() + ".tmp"); |
| |
| manifest = addParcelToManifest(targetDocument, parcel); |
| |
| try { |
| documentStream = |
| new ZipInputStream(new FileInputStream(targetDocument)); |
| parcelStream = new ZipInputStream(new FileInputStream(parcel)); |
| outStream = new ZipOutputStream(new FileOutputStream(tmpfile)); |
| |
| copyParcelToZip(parcelStream, outStream, PARCEL_PREFIX_DIR + |
| language + "/" + getParcelDirFromParcelZip(parcel.getName())); |
| copyDocumentToZip(documentStream, outStream, manifest); |
| } |
| catch (IOException ioe) { |
| tmpfile.delete(); |
| throw ioe; |
| } |
| finally { |
| if (documentStream != null) documentStream.close(); |
| if (parcelStream != null) parcelStream.close(); |
| if (outStream != null) outStream.close(); |
| } |
| |
| if (targetDocument.delete() == false) { |
| tmpfile.delete(); |
| throw new IOException("Could not overwrite " + targetDocument); |
| } |
| else |
| tmpfile.renameTo(targetDocument); |
| |
| return targetDocument.getAbsolutePath(); |
| } |
| |
| private void copyParcelToZip(ZipInputStream in, ZipOutputStream out, |
| String parcelName) throws IOException { |
| |
| ZipEntry outEntry; |
| ZipEntry inEntry = in.getNextEntry(); |
| byte[] bytes = new byte[1024]; |
| int len; |
| |
| while (inEntry != null) { |
| if(parcelName!=null) |
| outEntry = new ZipEntry(parcelName + "/" + inEntry.getName()); |
| else |
| outEntry = new ZipEntry(inEntry); |
| out.putNextEntry(outEntry); |
| |
| if (inEntry.isDirectory() == false) |
| while ((len = in.read(bytes)) != -1) |
| out.write(bytes, 0, len); |
| |
| out.closeEntry(); |
| inEntry = in.getNextEntry(); |
| } |
| } |
| |
| private void copyDocumentToZip(ZipInputStream in, ZipOutputStream out, |
| Manifest manifest) throws IOException { |
| |
| ZipEntry outEntry; |
| ZipEntry inEntry; |
| byte[] bytes = new byte[1024]; |
| int len; |
| |
| while ((inEntry = in.getNextEntry()) != null) { |
| |
| outEntry = new ZipEntry(inEntry); |
| out.putNextEntry(outEntry); |
| |
| if(inEntry.getName().equals("META-INF/manifest.xml") && |
| manifest != null) { |
| InputStream manifestStream = null; |
| try { |
| manifestStream = manifest.getInputStream(); |
| while ((len = manifestStream.read(bytes)) != -1) |
| out.write(bytes, 0, len); |
| } |
| finally { |
| if (manifestStream != null) |
| manifestStream.close(); |
| } |
| } |
| else if (inEntry.isDirectory() == false) { |
| while ((len = in.read(bytes)) != -1) |
| out.write(bytes, 0, len); |
| } |
| |
| out.closeEntry(); |
| } |
| } |
| |
| public String removeParcel(File document, String parcelName) |
| throws IOException { |
| |
| ZipInputStream documentStream = null; |
| ZipOutputStream outStream = null; |
| Manifest manifest = null; |
| |
| if (!parcelName.startsWith(PARCEL_PREFIX_DIR)) |
| parcelName = PARCEL_PREFIX_DIR + parcelName; |
| manifest = removeParcelFromManifest(document, parcelName); |
| |
| // first write contents of document to tmpfile |
| File tmpfile = new File(document.getAbsolutePath() + ".tmp"); |
| |
| try { |
| ZipEntry outEntry; |
| ZipEntry inEntry; |
| byte[] bytes = new byte[1024]; |
| int len; |
| |
| documentStream = new ZipInputStream(new FileInputStream(document)); |
| outStream = new ZipOutputStream(new FileOutputStream(tmpfile)); |
| |
| while ((inEntry = documentStream.getNextEntry()) != null) { |
| |
| if(inEntry.getName().startsWith(parcelName)) |
| continue; |
| |
| outEntry = new ZipEntry(inEntry); |
| outStream.putNextEntry(outEntry); |
| |
| if(inEntry.getName().equals("META-INF/manifest.xml") && |
| manifest != null) { |
| InputStream manifestStream = null; |
| try { |
| manifestStream = manifest.getInputStream(); |
| while ((len = manifestStream.read(bytes)) != -1) |
| outStream.write(bytes, 0, len); |
| } |
| finally { |
| if (manifestStream != null) |
| manifestStream.close(); |
| } |
| } |
| else if (inEntry.isDirectory() == false) { |
| while ((len = documentStream.read(bytes)) != -1) |
| outStream.write(bytes, 0, len); |
| } |
| |
| outStream.closeEntry(); |
| } |
| } |
| catch (IOException ioe) { |
| tmpfile.delete(); |
| throw ioe; |
| } |
| finally { |
| if (documentStream != null) |
| documentStream.close(); |
| |
| if (outStream != null) |
| outStream.close(); |
| } |
| |
| if (document.delete() == false) { |
| tmpfile.delete(); |
| throw new IOException("Could not overwrite " + document); |
| } |
| else |
| tmpfile.renameTo(document); |
| |
| return document.getAbsolutePath(); |
| } |
| |
| private Manifest getManifestFromDocument(File document) { |
| ZipFile documentZip = null; |
| Manifest result = null; |
| |
| try { |
| documentZip = new ZipFile(document); |
| ZipEntry original = documentZip.getEntry("META-INF/manifest.xml"); |
| if (original != null) { |
| result = new Manifest(documentZip.getInputStream(original)); |
| } |
| } |
| catch (IOException ioe) { |
| result = null; |
| } |
| finally { |
| try { |
| if (documentZip != null) |
| documentZip.close(); |
| } |
| catch (IOException ioe) {} |
| } |
| |
| return result; |
| } |
| |
| private Manifest addParcelToManifest(File document, File parcel) |
| throws IOException { |
| |
| ZipFile parcelZip = null; |
| Manifest result = null; |
| |
| result = getManifestFromDocument(document); |
| if (result == null) |
| return null; |
| |
| String language = getParcelLanguage(parcel); |
| |
| try { |
| parcelZip = new ZipFile(parcel); |
| |
| String prefix = PARCEL_PREFIX_DIR + language + "/" + |
| getParcelDirFromParcelZip(parcel.getName()) + "/"; |
| |
| Enumeration entries = parcelZip.entries(); |
| while (entries.hasMoreElements()) { |
| ZipEntry entry = (ZipEntry)entries.nextElement(); |
| result.add(prefix + entry.getName()); |
| } |
| } |
| catch (IOException ioe) { |
| return null; |
| } |
| finally { |
| try { |
| if (parcelZip != null) |
| parcelZip.close(); |
| } |
| catch (IOException ioe) {} |
| } |
| |
| return result; |
| } |
| |
| private Manifest removeParcelFromManifest(File document, String name) { |
| Manifest result = null; |
| |
| result = getManifestFromDocument(document); |
| if (result == null) |
| return null; |
| |
| result.remove(name); |
| return result; |
| } |
| |
| public String getParcelLanguage(File file) throws IOException { |
| ZipFile zf = null; |
| ZipEntry ze = null; |
| InputStream is = null; |
| ParcelDescriptor pd; |
| |
| try { |
| zf = new ZipFile(file); |
| ze = zf.getEntry(PARCEL_DESCRIPTOR_XML); |
| |
| if (ze == null) |
| throw new IOException("Could not find Parcel Descriptor in parcel"); |
| |
| is = zf.getInputStream(ze); |
| pd = new ParcelDescriptor(is); |
| } |
| finally { |
| if (zf != null) |
| zf.close(); |
| |
| if (is != null) |
| is.close(); |
| } |
| |
| return pd.getLanguage().toLowerCase(); |
| } |
| } |