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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* 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 .
*/
package org.openoffice.idesupport.xml;
import java.io.InputStream;
import java.io.OutputStream;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import org.w3c.dom.Document;
import org.w3c.dom.NodeList;
import org.w3c.dom.Element;
import com.sun.star.script.framework.container.XMLParserFactory;
public class Manifest {
private Document document = null;
private boolean baseElementsExist = false;
public Manifest(InputStream inputStream) throws IOException {
document = XMLParserFactory.getParser().parse(inputStream);
}
public void add(String entry) {
add(entry, "");
}
private void add(String entry, String type) {
Element root, el;
ensureBaseElementsExist();
try {
root = (Element)
document.getElementsByTagName("manifest:manifest").item(0);
el = document.createElement("manifest:file-entry");
el.setAttribute("manifest:media-type", type);
el.setAttribute("manifest:full-path", entry);
// System.out.println("added: " + el.toString());
root.appendChild(el);
}
catch (Exception e) {
System.err.println("Error adding entry: " + e.getMessage());
}
}
private void ensureBaseElementsExist() {
if (baseElementsExist == false) {
baseElementsExist = true;
add("Scripts/", "application/script-parcel");
}
}
public void remove(String entry) {
Element root, el;
int len;
try {
root = (Element)
document.getElementsByTagName("manifest:manifest").item(0);
NodeList nl = root.getElementsByTagName("manifest:file-entry");
if (nl == null || (len = nl.getLength()) == 0)
return;
ArrayList<Element> list = new ArrayList<Element>();
for (int i = 0; i < len; i++) {
el = (Element)nl.item(i);
if (el.getAttribute("manifest:full-path").startsWith(entry)) {
// System.out.println("found: " + el.toString());
list.add(el);
}
}
Iterator iter = list.iterator();
while (iter.hasNext())
root.removeChild((Element)iter.next());
// System.out.println("and after root is: " + root.toString());
}
catch (Exception e) {
System.err.println("Error removing entry: " + e.getMessage());
}
}
public InputStream getInputStream() throws IOException {
InputStream result = null;
ByteArrayOutputStream out = null;
try {
out = new ByteArrayOutputStream();
write(out);
result = new ByteArrayInputStream(out.toByteArray());
// result = replaceNewlines(out.toByteArray());
}
finally {
if (out != null)
out.close();
}
return result;
}
private InputStream replaceNewlines(byte[] bytes) throws IOException {
InputStream result;
ByteArrayOutputStream out;
BufferedReader reader;
reader = new BufferedReader(new InputStreamReader(
new ByteArrayInputStream(bytes)));
out = new ByteArrayOutputStream();
int previous = reader.read();
out.write(previous);
int current;
while ((current = reader.read()) != -1) {
if (((char)current == '\n' || (char)current == ' ') &&
(char)previous == '\n')
continue;
else {
out.write(current);
previous = current;
}
}
result = new ByteArrayInputStream(out.toByteArray());
return result;
}
public void write(OutputStream out) throws IOException {
XMLParserFactory.getParser().write(document, out);
}
}
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