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Replace by dom.

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Paulo Gustavo Veiga 2011-04-06 17:27:18 -03:00
parent 1a69d0b3c3
commit 0420cc1d03
1 changed files with 80 additions and 51 deletions
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129
wise-webapp/src/main/java/com/wisemapping/exporter/ExporterFactory.java
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@ -50,7 +50,9 @@ public class ExporterFactory {
private static final String RECT_NODE_NAME = "rect"; private static final String RECT_NODE_NAME = "rect";
private static final String IMAGE_NODE_NAME = "image"; private static final String IMAGE_NODE_NAME = "image";
private ExporterFactory() {
private ExporterFactory() throws ParserConfigurationException {
} }
public static void export(@NotNull ExportProperties properties, @Nullable MindMap map, @NotNull OutputStream output, @NotNull String mapSvg) throws TranscoderException, IOException, ParserConfigurationException, SAXException, XMLStreamException, TransformerException, JAXBException, ExportException { public static void export(@NotNull ExportProperties properties, @Nullable MindMap map, @NotNull OutputStream output, @NotNull String mapSvg) throws TranscoderException, IOException, ParserConfigurationException, SAXException, XMLStreamException, TransformerException, JAXBException, ExportException {
@ -67,10 +69,10 @@ public class ExporterFactory {
transcoder.addTranscodingHint(ImageTranscoder.KEY_WIDTH, size.getWidth()); transcoder.addTranscodingHint(ImageTranscoder.KEY_WIDTH, size.getWidth());
// Create the transcoder input. // Create the transcoder input.
char[] xml = convertBrowserSvgToXmlSvg(mapSvg); final Document document = normalizeSvg(mapSvg, imgPath);
xml = normalizeSvg(xml, imgPath); final String svgString = domToString(document);
final CharArrayReader is = new CharArrayReader(xml); final TranscoderInput input = new TranscoderInput(new CharArrayReader(svgString.toCharArray()));
TranscoderInput input = new TranscoderInput(is);
TranscoderOutput trascoderOutput = new TranscoderOutput(output); TranscoderOutput trascoderOutput = new TranscoderOutput(output);
// Save the image. // Save the image.
@ -88,10 +90,10 @@ public class ExporterFactory {
transcoder.addTranscodingHint(ImageTranscoder.KEY_WIDTH, size.getWidth()); transcoder.addTranscodingHint(ImageTranscoder.KEY_WIDTH, size.getWidth());
// Create the transcoder input. // Create the transcoder input.
final char[] xml = convertBrowserSvgToXmlSvg(mapSvg); final Document document = normalizeSvg(mapSvg, imgPath);
char[] svgXml = normalizeSvg(xml, imgPath); final String svgString = domToString(document);
final CharArrayReader is = new CharArrayReader(svgXml); final TranscoderInput input = new TranscoderInput(new CharArrayReader(svgString.toCharArray()));
TranscoderInput input = new TranscoderInput(is);
TranscoderOutput trascoderOutput = new TranscoderOutput(output); TranscoderOutput trascoderOutput = new TranscoderOutput(output);
// Save the image. // Save the image.
@ -103,10 +105,10 @@ public class ExporterFactory {
final Transcoder transcoder = new PDFTranscoder(); final Transcoder transcoder = new PDFTranscoder();
// Create the transcoder input. // Create the transcoder input.
final char[] xml = convertBrowserSvgToXmlSvg(mapSvg); final Document document = normalizeSvg(mapSvg, imgPath);
char[] svgXml = normalizeSvg(xml, imgPath); final String svgString = domToString(document);
final CharArrayReader is = new CharArrayReader(svgXml); final TranscoderInput input = new TranscoderInput(new CharArrayReader(svgString.toCharArray()));
TranscoderInput input = new TranscoderInput(is);
TranscoderOutput trascoderOutput = new TranscoderOutput(output); TranscoderOutput trascoderOutput = new TranscoderOutput(output);
// Save the image. // Save the image.
@ -114,9 +116,9 @@ public class ExporterFactory {
break; break;
} }
case SVG: { case SVG: {
final char[] xml = convertBrowserSvgToXmlSvg(mapSvg); final Document dom = normalizeSvg(mapSvg, imgPath);
char[] svgXml = normalizeSvg(xml, imgPath); String s = domToString(dom);
output.write(new String(svgXml).getBytes("UTF-8")); output.write(null);
break; break;
} }
case FREEMIND: { case FREEMIND: {
@ -129,30 +131,39 @@ public class ExporterFactory {
} }
} }
private static char[] normalizeSvg(final char[] svgXml, final String imgBaseUrl) throws XMLStreamException, ParserConfigurationException, IOException, SAXException, TransformerException { private static Document normalizeSvg(String svgXml, final String imgBaseUrl) throws XMLStreamException, ParserConfigurationException, IOException, SAXException, TransformerException {
final Reader in = new CharArrayReader(svgXml);
final DocumentBuilder documentBuilder = getDocumentBuilder();
svgXml = svgXml.replaceFirst("<svg ", "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" ");
final Reader in = new CharArrayReader(svgXml.toCharArray());
// Load document ... // Load document ...
final InputSource is = new InputSource(in); final InputSource is = new InputSource(in);
final Document document = documentBuilder.parse(is);
fitSvg(document);
fixImageTagHref(document, imgBaseUrl);
return document;
}
private static DocumentBuilder getDocumentBuilder() throws ParserConfigurationException {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance(); DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder documentBuilder = factory.newDocumentBuilder(); return factory.newDocumentBuilder();
}
final Document svgDocument = documentBuilder.parse(is); private static String domToString(@NotNull Document document) throws TransformerException {
DOMSource domSource = new DOMSource(document);
fitSvg(svgDocument);
fixImageTagHref(svgDocument, imgBaseUrl);
DOMSource domSource = new DOMSource(svgDocument);
// Save document ...
// Create a string writer // Create a string writer
final CharArrayWriter outDocument = new CharArrayWriter(); final CharArrayWriter result = new CharArrayWriter();
// Create the result stream for the transform // Create the stream stream for the transform
StreamResult result = new StreamResult(outDocument); StreamResult stream = new StreamResult(result);
// Create a Transformer to serialize the document // Create a Transformer to serialize the document
TransformerFactory tFactory = TransformerFactory.newInstance(); TransformerFactory tFactory = TransformerFactory.newInstance();
@ -160,19 +171,18 @@ public class ExporterFactory {
Transformer transformer = tFactory.newTransformer(); Transformer transformer = tFactory.newTransformer();
transformer.setOutputProperty("indent", "yes"); transformer.setOutputProperty("indent", "yes");
// Transform the document to the result stream // Transform the document to the stream stream
transformer.transform(domSource, result); transformer.transform(domSource, stream);
return outDocument.toCharArray();
return result.toString();
} }
private static void fixImageTagHref(Document svgDocument, String imgBaseUrl) { private static void fixImageTagHref(Document document, String imgBaseUrl) {
final Node child = svgDocument.getFirstChild(); final Node child = document.getFirstChild();
fixImageTagHref((Element) child, imgBaseUrl); fixImageTagHref(document, (Element) child, imgBaseUrl);
} }
private static void fixImageTagHref(Element element, String imgBaseUrl) { private static void fixImageTagHref(@NotNull Document document, @NotNull Element element, String imgBaseUrl) {
final NodeList list = element.getChildNodes(); final NodeList list = element.getChildNodes();
@ -181,7 +191,7 @@ public class ExporterFactory {
// find all groups // find all groups
if (GROUP_NODE_NAME.equals(node.getNodeName())) { if (GROUP_NODE_NAME.equals(node.getNodeName())) {
// Must continue looking .... // Must continue looking ....
fixImageTagHref((Element) node, imgBaseUrl); fixImageTagHref(document,(Element) node, imgBaseUrl);
} else if (IMAGE_NODE_NAME.equals(node.getNodeName())) { } else if (IMAGE_NODE_NAME.equals(node.getNodeName())) {
@ -196,11 +206,12 @@ public class ExporterFactory {
// Hack for backward compatibility . This can be removed in 2012. :) // Hack for backward compatibility . This can be removed in 2012. :)
String imgPath; String imgPath;
if (imgUrl.contains("images")) { if (imgUrl.contains("images")) {
imgPath = imgBaseUrl + "../images/" + imgUrl; imgPath = imgBaseUrl + "../images/" + iconName;
} else { } else {
imgPath = imgBaseUrl + imgUrl; imgPath = imgBaseUrl + imgUrl;
} }
elem.setAttribute("xlink:href", imgPath); elem.setAttribute("xlink:href", imgPath);
elem.appendChild(document.createTextNode(" "));
} }
} }
} }
@ -279,16 +290,34 @@ public class ExporterFactory {
return transate.split(","); return transate.split(",");
} }
@NotNull // @NotNull
static private char[] convertBrowserSvgToXmlSvg(@NotNull String mapSvg) // static private String convertBrowserSvgToXmlSvg(@NotNull String mapSvg)
throws IOException, JAXBException { // throws IOException, JAXBException, SAXException, TransformerException {
String result = "<?xml version='1.0' encoding='UTF-8'?>\n" + mapSvg; // String buff = "<?xml version='1.0' encoding='UTF-8'?>\n" + mapSvg;
//
// // Add namespace...
// buff = buff.replaceFirst("<svg ", "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" ");
//
// final Document document = documentBuilder.parse(buff);
//
// TransformerFactory transfac = TransformerFactory.newInstance();
// Transformer trans = transfac.newTransformer();
//
// //create string from xml tree
// StringWriter sw = new StringWriter();
// StreamResult result = new StreamResult(sw);
// DOMSource source = new DOMSource(document);
// trans.transform(source, result);
//
// return result.toString();
// }
// Add namespace... }
result = result.replaceFirst("<svg ", "<svg xmlns=\"http://www.w3.org/2000/svg\" xmlns:xlink=\"http://www.w3.org/1999/xlink\" ");
/*
result = result.replaceAll("<image([^>]+)>", "<image$1/>"); result = result.replaceAll("<image([^>]+)>", "<image$1/>");
result = result.replaceAll("<image([^>]+)//+>", "<image$1></image>"); result = result.replaceAll("<image([^>]+)//+>", "<image$1></image>");
return result.toCharArray(); return result.toCharArray();
} =======
*/
}