diff options
Diffstat (limited to 'src/main/java/com/lowagie/text/html/simpleparser/HTMLWorker.java')
| -rw-r--r-- | src/main/java/com/lowagie/text/html/simpleparser/HTMLWorker.java | 623 |
1 files changed, 0 insertions, 623 deletions
diff --git a/src/main/java/com/lowagie/text/html/simpleparser/HTMLWorker.java b/src/main/java/com/lowagie/text/html/simpleparser/HTMLWorker.java deleted file mode 100644 index b28fe04..0000000 --- a/src/main/java/com/lowagie/text/html/simpleparser/HTMLWorker.java +++ /dev/null @@ -1,623 +0,0 @@ -/*
- * Copyright 2004 Paulo Soares
- *
- * The contents of this file are subject to the Mozilla Public License Version 1.1
- * (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.mozilla.org/MPL/
- *
- * Software distributed under the License is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
- * for the specific language governing rights and limitations under the License.
- *
- * The Original Code is 'iText, a free JAVA-PDF library'.
- *
- * The Initial Developer of the Original Code is Bruno Lowagie. Portions created by
- * the Initial Developer are Copyright (C) 1999, 2000, 2001, 2002 by Bruno Lowagie.
- * All Rights Reserved.
- * Co-Developer of the code is Paulo Soares. Portions created by the Co-Developer
- * are Copyright (C) 2000, 2001, 2002 by Paulo Soares. All Rights Reserved.
- *
- * Contributor(s): all the names of the contributors are added in the source code
- * where applicable.
- *
- * Alternatively, the contents of this file may be used under the terms of the
- * LGPL license (the "GNU LIBRARY GENERAL PUBLIC LICENSE"), in which case the
- * provisions of LGPL are applicable instead of those above. If you wish to
- * allow use of your version of this file only under the terms of the LGPL
- * License and not to allow others to use your version of this file under
- * the MPL, indicate your decision by deleting the provisions above and
- * replace them with the notice and other provisions required by the LGPL.
- * If you do not delete the provisions above, a recipient may use your version
- * of this file under either the MPL or the GNU LIBRARY GENERAL PUBLIC LICENSE.
- *
- * This library is free software; you can redistribute it and/or modify it
- * under the terms of the MPL as stated above or under the terms of the GNU
- * Library General Public License as published by the Free Software Foundation;
- * either version 2 of the License, or any later version.
- *
- * This library 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 Library general Public License for more
- * details.
- *
- * If you didn't download this code from the following link, you should check if
- * you aren't using an obsolete version:
- * http://www.lowagie.com/iText/
- */
-
-package com.lowagie.text.html.simpleparser;
-
-import com.lowagie.text.*;
-import com.lowagie.text.pdf.*;
-import java.util.Stack;
-import java.util.ArrayList;
-import java.util.HashMap;
-import java.util.StringTokenizer;
-import java.io.IOException;
-import java.io.Reader;
-import java.io.File;
-
-public class HTMLWorker implements SimpleXMLDocHandler, DocListener {
-
- protected ArrayList objectList;
- protected DocListener document;
- private Paragraph currentParagraph;
- private ChainedProperties cprops = new ChainedProperties();
- private Stack stack = new Stack();
- private boolean pendingTR = false;
- private boolean pendingTD = false;
- private boolean pendingLI = false;
- private StyleSheet style = new StyleSheet();
- private boolean isPRE = false;
- private Stack tableState = new Stack();
- private boolean skipText = false;
- private HashMap interfaceProps;
- private FactoryProperties factoryProperties = new FactoryProperties();
-
- /** Creates a new instance of HTMLWorker */
- public HTMLWorker(DocListener document) {
- this.document = document;
- }
-
- public void setStyleSheet(StyleSheet style) {
- this.style = style;
- }
-
- public StyleSheet getStyleSheet() {
- return style;
- }
-
- public void setInterfaceProps(HashMap interfaceProps) {
- this.interfaceProps = interfaceProps;
- FontFactoryImp ff = null;
- if (interfaceProps != null)
- ff = (FontFactoryImp)interfaceProps.get("font_factory");
- factoryProperties.setFontImp(ff);
- }
-
- public HashMap getInterfaceProps() {
- return interfaceProps;
- }
-
- public void parse(Reader reader) throws IOException {
- SimpleXMLParser.parse(this, null, reader, true);
- }
-
- public static ArrayList parseToList(Reader reader, StyleSheet style) throws IOException {
- return parseToList(reader, style, null);
- }
-
- public static ArrayList parseToList(Reader reader, StyleSheet style, HashMap interfaceProps) throws IOException {
- HTMLWorker worker = new HTMLWorker(null);
- if (style != null)
- worker.style = style;
- worker.document = worker;
- worker.setInterfaceProps(interfaceProps);
- worker.objectList = new ArrayList();
- worker.parse(reader);
- return worker.objectList;
- }
-
- public void endDocument() {
- try {
- for (int k = 0; k < stack.size(); ++k)
- document.add((Element)stack.elementAt(k));
- if (currentParagraph != null)
- document.add(currentParagraph);
- currentParagraph = null;
- }
- catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- }
-
- public void startDocument() {
- HashMap h = new HashMap();
- style.applyStyle("body", h);
- cprops.addToChain("body", h);
- }
-
- public void startElement(String tag, HashMap h) {
- if (!tagsSupported.containsKey(tag))
- return;
- try {
- style.applyStyle(tag, h);
- String follow = (String)FactoryProperties.followTags.get(tag);
- if (follow != null) {
- HashMap prop = new HashMap();
- prop.put(follow, null);
- cprops.addToChain(follow, prop);
- return;
- }
- if (tag.equals("a")) {
- cprops.addToChain(tag, h);
- if (currentParagraph == null)
- currentParagraph = new Paragraph();
- stack.push(currentParagraph);
- currentParagraph = new Paragraph();
- return;
- }
- if (tag.equals("br")) {
- if (currentParagraph == null)
- currentParagraph = new Paragraph();
- currentParagraph.add(factoryProperties.createChunk("\n", cprops));
- return;
- }
- if (tag.equals("font") || tag.equals("span")) {
- cprops.addToChain(tag, h);
- return;
- }
- if (tag.equals("img")) {
- String src = (String)h.get("src");
- if (src == null)
- return;
- cprops.addToChain(tag, h);
- Image img = null;
- if (interfaceProps != null) {
- HashMap images = (HashMap)interfaceProps.get("img_static");
- if (images != null) {
- Image tim = (Image)images.get(src);
- if (tim != null)
- img = Image.getInstance(tim);
- } else {
- if (!src.startsWith("http")) { // relative src references only
- String baseurl = (String)interfaceProps.get("img_baseurl");
- if (baseurl != null) {
- src = baseurl+src;
- img = Image.getInstance(src);
- }
- }
- }
- }
- if (img == null) {
- if (!src.startsWith("http")) {
- String path = cprops.getProperty("image_path");
- if (path == null)
- path = "";
- src = new File(path, src).getPath();
- }
- img = Image.getInstance(src);
- }
- String align = (String)h.get("align");
- String width = (String)h.get("width");
- String height = (String)h.get("height");
- String before = cprops.getProperty("before");
- String after = cprops.getProperty("after");
- if (before != null)
- img.setSpacingBefore(Float.valueOf(before).floatValue());
- if (after != null)
- img.setSpacingAfter(Float.valueOf(after).floatValue());
- float wp = lengthParse(width, (int)img.width());
- float lp = lengthParse(height, (int)img.height());
- if (wp > 0 && lp > 0)
- img.scalePercent(wp > lp ? lp : wp);
- else if (wp > 0)
- img.scalePercent(wp);
- else if (lp > 0)
- img.scalePercent(lp);
- img.setWidthPercentage(0);
- if (align != null) {
- endElement("p");
- int ralign = Image.MIDDLE;
- if (align.equalsIgnoreCase("left"))
- ralign = Image.LEFT;
- else if (align.equalsIgnoreCase("right"))
- ralign = Image.RIGHT;
- img.setAlignment(ralign);
- Img i = null;
- boolean skip = false;
- if (interfaceProps != null) {
- i = (Img)interfaceProps.get("img_interface");
- if (i != null)
- skip = i.process(img, h, cprops, document);
- }
- if (!skip)
- document.add(img);
- cprops.removeChain(tag);
- }
- else {
- cprops.removeChain(tag);
- if (currentParagraph == null)
- currentParagraph = FactoryProperties.createParagraph(cprops);
- currentParagraph.add(new Chunk(img, 0, 0));
- }
- return;
- }
- endElement("p");
- if (tag.equals("h1") || tag.equals("h2") || tag.equals("h3") || tag.equals("h4") || tag.equals("h5") || tag.equals("h6")) {
- if (!h.containsKey("size"))
- h.put("size", tag.substring(1));
- cprops.addToChain(tag, h);
- return;
- }
- if (tag.equals("ul")) {
- if (pendingLI)
- endElement("li");
- skipText = true;
- cprops.addToChain(tag, h);
- com.lowagie.text.List list = new com.lowagie.text.List(false, 10);
- list.setListSymbol("\u2022");
- stack.push(list);
- return;
- }
- if (tag.equals("ol")) {
- if (pendingLI)
- endElement("li");
- skipText = true;
- cprops.addToChain(tag, h);
- com.lowagie.text.List list = new com.lowagie.text.List(true, 10);
- stack.push(list);
- return;
- }
- if (tag.equals("li")) {
- if (pendingLI)
- endElement("li");
- skipText = false;
- pendingLI = true;
- cprops.addToChain(tag, h);
- stack.push(FactoryProperties.createListItem(cprops));
- return;
- }
- if (tag.equals("div") || tag.equals("body")) {
- cprops.addToChain(tag, h);
- return;
- }
- if (tag.equals("pre")) {
- if (!h.containsKey("face")) {
- h.put("face", "Courier");
- }
- cprops.addToChain(tag, h);
- isPRE = true;
- return;
- }
- if (tag.equals("p")) {
- cprops.addToChain(tag, h);
- currentParagraph = FactoryProperties.createParagraph(h);
- return;
- }
- if (tag.equals("tr")) {
- if (pendingTR)
- endElement("tr");
- skipText = true;
- pendingTR = true;
- cprops.addToChain("tr", h);
- return;
- }
- if (tag.equals("td") || tag.equals("th")) {
- if (pendingTD)
- endElement(tag);
- skipText = false;
- pendingTD = true;
- cprops.addToChain("td", h);
- stack.push(new IncCell(tag, cprops));
- return;
- }
- if (tag.equals("table")) {
- cprops.addToChain("table", h);
- IncTable table = new IncTable(h);
- stack.push(table);
- tableState.push(new boolean[]{pendingTR, pendingTD});
- pendingTR = pendingTD = false;
- skipText = true;
- return;
- }
- }
- catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- }
-
- public void endElement(String tag) {
- if (!tagsSupported.containsKey(tag))
- return;
- try {
- String follow = (String)FactoryProperties.followTags.get(tag);
- if (follow != null) {
- cprops.removeChain(follow);
- return;
- }
- if (tag.equals("font") || tag.equals("span")) {
- cprops.removeChain(tag);
- return;
- }
- if (tag.equals("a")) {
- if (currentParagraph == null)
- currentParagraph = new Paragraph();
- ALink i = null;
- boolean skip = false;
- if (interfaceProps != null) {
- i = (ALink)interfaceProps.get("alink_interface");
- if (i != null)
- skip = i.process(currentParagraph, cprops);
- }
- if (!skip) {
- String href = cprops.getProperty("href");
- if (href != null) {
- ArrayList chunks = currentParagraph.getChunks();
- for (int k = 0; k < chunks.size(); ++k) {
- Chunk ck = (Chunk)chunks.get(k);
- ck.setAnchor(href);
- }
- }
- }
- Paragraph tmp = (Paragraph)stack.pop();
- Phrase tmp2 = new Phrase();
- tmp2.add(currentParagraph);
- tmp.add(tmp2);
- currentParagraph = tmp;
- cprops.removeChain("a");
- return;
- }
- if (tag.equals("br")) {
- return;
- }
- if (currentParagraph != null) {
- if (stack.empty())
- document.add(currentParagraph);
- else {
- Object obj = stack.pop();
- if (obj instanceof TextElementArray) {
- TextElementArray current = (TextElementArray)obj;
- current.add(currentParagraph);
- }
- stack.push(obj);
- }
- }
- currentParagraph = null;
- if (tag.equals("ul") || tag.equals("ol")) {
- if (pendingLI)
- endElement("li");
- skipText = false;
- cprops.removeChain(tag);
- if (stack.empty())
- return;
- Object obj = stack.pop();
- if (!(obj instanceof com.lowagie.text.List)) {
- stack.push(obj);
- return;
- }
- if (stack.empty())
- document.add((Element)obj);
- else
- ((TextElementArray)stack.peek()).add(obj);
- return;
- }
- if (tag.equals("li")) {
- pendingLI = false;
- skipText = true;
- cprops.removeChain(tag);
- if (stack.empty())
- return;
- Object obj = stack.pop();
- if (!(obj instanceof ListItem)) {
- stack.push(obj);
- return;
- }
- if (stack.empty()) {
- document.add((Element)obj);
- return;
- }
- Object list = stack.pop();
- if (!(list instanceof com.lowagie.text.List)) {
- stack.push(list);
- return;
- }
- ListItem item = (ListItem)obj;
- ((com.lowagie.text.List)list).add(item);
- ArrayList cks = item.getChunks();
- if (cks.size() > 0)
- item.listSymbol().setFont(((Chunk)cks.get(0)).font());
- stack.push(list);
- return;
- }
- if (tag.equals("div") || tag.equals("body")) {
- cprops.removeChain(tag);
- return;
- }
- if (tag.equals("pre")) {
- cprops.removeChain(tag);
- isPRE = false;
- return;
- }
- if (tag.equals("p")) {
- cprops.removeChain(tag);
- return;
- }
- if (tag.equals("h1") || tag.equals("h2") || tag.equals("h3") || tag.equals("h4") || tag.equals("h5") || tag.equals("h6")) {
- cprops.removeChain(tag);
- return;
- }
- if (tag.equals("table")) {
- if (pendingTR)
- endElement("tr");
- cprops.removeChain("table");
- IncTable table = (IncTable) stack.pop();
- PdfPTable tb = table.buildTable();
- tb.setSplitRows(true);
- if (stack.empty())
- document.add(tb);
- else
- ((TextElementArray)stack.peek()).add(tb);
- boolean state[] = (boolean[])tableState.pop();
- pendingTR = state[0];
- pendingTD = state[1];
- skipText = false;
- return;
- }
- if (tag.equals("tr")) {
- if (pendingTD)
- endElement("td");
- pendingTR = false;
- cprops.removeChain("tr");
- ArrayList cells = new ArrayList();
- IncTable table = null;
- while (true) {
- Object obj = stack.pop();
- if (obj instanceof IncCell) {
- cells.add(((IncCell)obj).getCell());
- }
- if (obj instanceof IncTable) {
- table = (IncTable)obj;
- break;
- }
- }
- table.addCols(cells);
- table.endRow();
- stack.push(table);
- skipText = true;
- return;
- }
- if (tag.equals("td") || tag.equals("th")) {
- pendingTD = false;
- cprops.removeChain("td");
- skipText = true;
- return;
- }
- }
- catch (Exception e) {
- throw new ExceptionConverter(e);
- }
- }
-
- public void text(String str) {
- if (skipText)
- return;
- String content = str;
- if (isPRE) {
- if (currentParagraph == null)
- currentParagraph = new Paragraph();
- currentParagraph.add(factoryProperties.createChunk(content, cprops));
- return;
- }
- if (content.trim().length() == 0 && content.indexOf(' ') < 0) {
- return;
- }
-
- StringBuffer buf = new StringBuffer();
- int len = content.length();
- char character;
- boolean newline = false;
- for (int i = 0; i < len; i++) {
- switch(character = content.charAt(i)) {
- case ' ':
- if (!newline) {
- buf.append(character);
- }
- break;
- case '\n':
- if (i > 0) {
- newline = true;
- buf.append(' ');
- }
- break;
- case '\r':
- break;
- case '\t':
- break;
- default:
- newline = false;
- buf.append(character);
- }
- }
- if (currentParagraph == null)
- currentParagraph = FactoryProperties.createParagraph(cprops);
- currentParagraph.add(factoryProperties.createChunk(buf.toString(), cprops));
- }
-
- public boolean add(Element element) throws DocumentException {
- objectList.add(element);
- return true;
- }
-
- public boolean add(Watermark watermark) {
- return true;
- }
-
- public void clearTextWrap() throws DocumentException {
- }
-
- public void close() {
- }
-
- public boolean newPage() throws DocumentException {
- return true;
- }
-
- public void open() {
- }
-
- public void removeWatermark() {
- }
-
- public void resetFooter() {
- }
-
- public void resetHeader() {
- }
-
- public void resetPageCount() {
- }
-
- public void setFooter(HeaderFooter footer) {
- }
-
- public void setHeader(HeaderFooter header) {
- }
-
- public boolean setMarginMirroring(boolean marginMirroring) {
- return true;
- }
-
- public boolean setMargins(float marginLeft, float marginRight, float marginTop, float marginBottom) {
- return true;
- }
-
- public void setPageCount(int pageN) {
- }
-
- public boolean setPageSize(Rectangle pageSize) {
- return true;
- }
-
- public static final String tagsSupportedString = "ol ul li a pre font span br p div body table td th tr i b u sub sup em strong"
- + " h1 h2 h3 h4 h5 h6 img";
-
- public static final HashMap tagsSupported = new HashMap();
-
- static {
- StringTokenizer tok = new StringTokenizer(tagsSupportedString);
- while (tok.hasMoreTokens())
- tagsSupported.put(tok.nextToken(), null);
- }
-
- private static float lengthParse(String txt, int c) {
- if (txt == null)
- return -1;
- if (txt.endsWith("%")) {
- float vf = Float.valueOf(txt.substring(0, txt.length() - 1)).floatValue();
- return vf;
- }
- int v = Integer.parseInt(txt);
- return (float)v / c * 100f;
- }
-}
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