| /******************************************************************************* |
| * Copyright (c) 2011, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.help.internal.webapp.parser; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.net.URL; |
| import java.util.Properties; |
| |
| import javax.xml.parsers.ParserConfigurationException; |
| |
| import org.eclipse.help.internal.base.util.ProxyUtil; |
| import org.eclipse.help.internal.webapp.utils.JSonHelper; |
| import org.eclipse.help.internal.webapp.utils.XMLHelper; |
| import org.xml.sax.Attributes; |
| import org.xml.sax.SAXException; |
| |
| public class TocFragmentParser extends ResultParser { |
| |
| private Properties properties; |
| private String parentId = ""; //$NON-NLS-1$ |
| private int tagLevel = -1; |
| private int level = 0; |
| |
| public TocFragmentParser() { |
| super(JSonHelper.TITLE); |
| } |
| |
| public void parse(URL tocURL, int level) |
| throws ParserConfigurationException, SAXException, IOException |
| { |
| parse(ProxyUtil.getStream(tocURL), level); |
| } |
| |
| public void parse(InputStream in, int level) |
| throws ParserConfigurationException, SAXException, IOException |
| { |
| this.level = level; |
| super.parse(in); |
| } |
| |
| @Override |
| public void startElement(String uri, |
| String lname, String name, Attributes attrs) { |
| |
| if (name.equalsIgnoreCase(XMLHelper.ELEMENT_NODE) |
| || name.equalsIgnoreCase(XMLHelper.ELEMENT_NUMERIC_PATH)) { |
| |
| tagLevel++; |
| |
| if (tagLevel == level) { |
| properties = new Properties(); |
| if (name.equalsIgnoreCase(XMLHelper.ELEMENT_NUMERIC_PATH)) { |
| setLabel(""); //$NON-NLS-1$ |
| properties.put(JSonHelper.PROPERTY_NAME, JSonHelper.NUMERIC_PATH); |
| } |
| else |
| properties.put(JSonHelper.PROPERTY_NAME, JSonHelper.TOPIC); |
| |
| for (int i = 0; i < attrs.getLength(); i++) { |
| String qname = attrs.getQName(i); |
| String val = attrs.getValue(i); |
| if (qname.equals(XMLHelper.ATTR_ID)) { |
| if (parentId.length() > 0) |
| val = parentId + '$' + val; |
| } |
| properties.put(qname, val); |
| } |
| } else if (parentId.length() <= 0) { |
| for (int i = 0; i < attrs.getLength(); i++) { |
| if (attrs.getQName(i).equals(XMLHelper.ATTR_ID)) |
| parentId = attrs.getValue(i); |
| } |
| } |
| } |
| } |
| |
| @Override |
| public void endElement(String uri, String lname, String name) { |
| |
| if (name.equalsIgnoreCase(XMLHelper.ELEMENT_NODE) |
| || name.equalsIgnoreCase(XMLHelper.ELEMENT_NUMERIC_PATH)) |
| { |
| if (tagLevel == level && properties != null ) { |
| |
| if (name.equalsIgnoreCase(XMLHelper.ELEMENT_NUMERIC_PATH)) { |
| properties.setProperty("id", "0"); //$NON-NLS-1$ //$NON-NLS-2$ |
| properties.setProperty("type", "topic"); //$NON-NLS-1$ //$NON-NLS-2$ |
| } |
| else |
| properties.setProperty("type", "toc"); //$NON-NLS-1$ //$NON-NLS-2$ |
| |
| ParseElement element = new ParseElement(properties); |
| items.add(element); |
| |
| properties = null; |
| } |
| |
| tagLevel--; |
| } |
| } |
| } |