diff options
Diffstat (limited to 'extraplugins/epf-richtext/org.eclipse.epf.common.html/src/org/eclipse/epf/common/html/DefaultHTMLParser.java')
| -rw-r--r-- | extraplugins/epf-richtext/org.eclipse.epf.common.html/src/org/eclipse/epf/common/html/DefaultHTMLParser.java | 212 |
1 files changed, 0 insertions, 212 deletions
diff --git a/extraplugins/epf-richtext/org.eclipse.epf.common.html/src/org/eclipse/epf/common/html/DefaultHTMLParser.java b/extraplugins/epf-richtext/org.eclipse.epf.common.html/src/org/eclipse/epf/common/html/DefaultHTMLParser.java deleted file mode 100644 index 9e99d55b3ed..00000000000 --- a/extraplugins/epf-richtext/org.eclipse.epf.common.html/src/org/eclipse/epf/common/html/DefaultHTMLParser.java +++ /dev/null @@ -1,212 +0,0 @@ -//------------------------------------------------------------------------------
-// Copyright (c) 2005, 2006 IBM Corporation and others.
-// All rights reserved. This program and the accompanying materials
-// are made available under the terms of the Eclipse Public License v1.0
-// which accompanies this distribution, and is available at
-// http://www.eclipse.org/legal/epl-v10.html
-//
-// Contributors:
-// IBM Corporation - initial implementation
-//------------------------------------------------------------------------------
-package org.eclipse.epf.common.html;
-
-import java.io.BufferedReader;
-import java.io.ByteArrayInputStream;
-import java.io.ByteArrayOutputStream;
-import java.io.File;
-import java.io.FileInputStream;
-import java.io.IOException;
-import java.io.InputStreamReader;
-import java.io.PrintWriter;
-import java.io.StringWriter;
-import java.util.Properties;
-
-import org.eclipse.epf.common.IHTMLParser;
-import org.w3c.dom.Document;
-import org.w3c.dom.NamedNodeMap;
-import org.w3c.dom.Node;
-import org.w3c.dom.NodeList;
-import org.w3c.tidy.Configuration;
-import org.w3c.tidy.Tidy;
-
-/**
- * Extracts the title, meta tags and text from a HTML file or source.
- *
- * @author Kelvin Low
- * @since 1.0
- */
-public class DefaultHTMLParser implements IHTMLParser{
-
- private static final int BUFFER_SIZE = 4096;
-
- private static final String HTML_SCRIPT_TAG = "script"; //$NON-NLS-1$
-
- private static final String HTML_TITLE_TAG = "title"; //$NON-NLS-1$
-
- private static final String HTML_META_TAG = "meta"; //$NON-NLS-1$
-
- protected Tidy tidy;
-
- private String title;
-
- private String summary;
-
- private String text;
-
- private Properties metaTags;
-
- private StringBuffer htmlText;
-
- /**
- * Creates a new instance.
- */
- public DefaultHTMLParser() {
- try {
- tidy = new Tidy();
- tidy.setXHTML(true);
- tidy.setDropEmptyParas(true);
- tidy.setDropFontTags(true);
- tidy.setQuiet(true);
- tidy.setShowWarnings(false);
- tidy.setSmartIndent(false);
- tidy.setTidyMark(false);
- tidy.setWraplen(132);
- tidy.setIndentAttributes(false);
- tidy.setIndentContent(false);
- tidy.setSpaces(2);
- tidy.setCharEncoding(Configuration.ISO2022);
-// tidy.setInputEncoding("UTF-8"); //$NON-NLS-1$
-// tidy.setOutputEncoding("UTF-8"); //$NON-NLS-1$
- } catch (Exception e) {
- tidy = null;
- }
- }
-
- /**
- * Parses the given HTML file.
- */
- public void parse(File file) throws Exception {
- if (tidy == null || !file.exists() || !file.canRead()) {
- return;
- }
-
- FileInputStream fis = new FileInputStream(file);
- InputStreamReader isr = new InputStreamReader(fis, "UTF-8"); //$NON-NLS-1$
- BufferedReader br = new BufferedReader(isr);
-
- StringBuffer textBuffer = new StringBuffer(BUFFER_SIZE);
- char[] buffer = new char[BUFFER_SIZE];
- int charsRead;
- while ((charsRead = br.read(buffer, 0, BUFFER_SIZE)) > 0) {
- textBuffer.append(buffer, 0, charsRead);
- }
-
- parse(textBuffer.toString());
-
- if (br != null) {
- try {
- br.close();
- } catch (IOException e) {
- }
- }
- }
-
- /**
- * Parses the given HTML source.
- */
- protected void parse(String htmlSource) throws Exception {
- title = ""; //$NON-NLS-1$
- summary = ""; //$NON-NLS-1$
- text = ""; //$NON-NLS-1$
- metaTags = new Properties();
-
- Document doc = getDocument(htmlSource);
- if (doc != null) {
- htmlText = new StringBuffer(1024);
- extract(doc.getChildNodes());
- text = htmlText.toString();
- }
- }
-
- /**
- * Returns the title text.
- */
- public String getTitle() {
- return title;
- }
-
- /**
- * Returns the HTML meta tags.
- */
- public Properties getMetaTags() {
- return metaTags;
- }
-
- /**
- * Returns the summary.
- */
- public String getSummary() {
- return summary;
- }
-
- /**
- * Returns the body text.
- */
- public String getText() {
- return text;
- }
-
- /**
- * Returns the DOM document for the given HTML source.
- */
- protected Document getDocument(String html) throws Exception {
- if (html == null || html.length() == 0) {
- return null;
- }
-
- ByteArrayInputStream input = new ByteArrayInputStream(html
- .getBytes("UTF-8")); //$NON-NLS-1$
- ByteArrayOutputStream output = new ByteArrayOutputStream();
-
- StringWriter sw = new StringWriter();
- PrintWriter pw = new PrintWriter(sw);
- tidy.setErrout(pw);
-
- return tidy.parseDOM(input, output);
- }
-
- /**
- * Extracts the title, meta tags and body text from the given nodes.
- */
- protected void extract(NodeList nodes) {
- for (int i = 0; i < nodes.getLength(); i++) {
- Node node = nodes.item(i);
- String nodeName = node.getNodeName();
- switch (node.getNodeType()) {
- case Node.ELEMENT_NODE:
- if (!nodeName.equals(HTML_SCRIPT_TAG)) {
- NamedNodeMap attrs = node.getAttributes();
- for (int j = 0; j < attrs.getLength(); j++) {
- Node attrNode = attrs.item(j);
- String attrNodeName = attrNode.getNodeName();
- String attrNodeValue = attrNode.getNodeValue();
- if (attrNodeName.equals(HTML_TITLE_TAG)) {
- title = attrNodeValue;
- } else if (attrNodeName.equals(HTML_META_TAG)) {
- metaTags.put(attrNodeName, attrNodeValue);
- }
- }
- NodeList childNodes = node.getChildNodes();
- if (childNodes != null && childNodes.getLength() > 0) {
- extract(childNodes);
- }
- }
- break;
- case Node.TEXT_NODE:
- htmlText.append(node.getNodeValue()).append(' ');
- break;
- }
- }
- }
-
-}
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