/*******************************************************************************
* Copyright (c) 2007, 2015 David Green 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:
* David Green - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.wikitext.ui.commands;
import java.io.ByteArrayInputStream;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.lang.reflect.InvocationTargetException;
import java.nio.charset.StandardCharsets;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.mylyn.internal.wikitext.ui.util.IOUtil;
import org.eclipse.mylyn.wikitext.parser.MarkupParser;
import org.eclipse.mylyn.wikitext.parser.builder.HtmlDocumentBuilder;
import org.eclipse.osgi.util.NLS;
import org.eclipse.ui.PlatformUI;
/**
* @author David Green
* @since 1.0
*/
public class ConvertMarkupToHtml extends AbstractMarkupResourceHandler {
@Override
protected void handleFile(final IFile file, String name) {
final IFile newFile = file.getParent().getFile(new Path(name + ".html")); //$NON-NLS-1$
if (newFile.exists()) {
if (!MessageDialog.openQuestion(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
Messages.ConvertMarkupToHtml_overwrite, NLS.bind(Messages.ConvertMarkupToHtml_fileExistsOverwrite,
new Object[] { newFile.getFullPath() }))) {
return;
}
}
final StringWriter writer = new StringWriter();
HtmlDocumentBuilder builder = new HtmlDocumentBuilder(writer, true);
final MarkupParser parser = new MarkupParser();
parser.setMarkupLanguage(markupLanguage);
parser.setBuilder(builder);
builder.setEmitDtd(true);
try {
IRunnableWithProgress runnable = new IRunnableWithProgress() {
public void run(IProgressMonitor monitor) throws InvocationTargetException, InterruptedException {
try {
String inputContent = IOUtil.readFully(file);
parser.parse(inputContent);
String xhtmlContent = writer.toString();
if (newFile.exists()) {
newFile.setContents(new ByteArrayInputStream(xhtmlContent.getBytes("utf-8")), false, true, //$NON-NLS-1$
monitor);
} else {
newFile.create(new ByteArrayInputStream(xhtmlContent.getBytes("utf-8")), false, monitor); //$NON-NLS-1$
}
newFile.setCharset(StandardCharsets.UTF_8.name(), monitor);
} catch (Exception e) {
throw new InvocationTargetException(e);
}
}
};
try {
PlatformUI.getWorkbench().getProgressService().busyCursorWhile(runnable);
} catch (InterruptedException e) {
return;
} catch (InvocationTargetException e) {
throw e.getCause();
}
} catch (Throwable e) {
StringWriter message = new StringWriter();
PrintWriter out = new PrintWriter(message);
out.println(Messages.ConvertMarkupToHtml_cannotConvert + e.getMessage());
out.println(Messages.ConvertMarkupToHtml_detailsFollow);
e.printStackTrace(out);
out.close();
MessageDialog.openError(PlatformUI.getWorkbench().getActiveWorkbenchWindow().getShell(),
Messages.ConvertMarkupToHtml_cannotCompleteOperation, message.toString());
}
}
}