/* | |
* Licensed to the Apache Software Foundation (ASF) under one or more | |
* contributor license agreements. See the NOTICE file distributed with | |
* this work for additional information regarding copyright ownership. | |
* The ASF licenses this file to You under the Apache License, Version 2.0 | |
* (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.apache.org/licenses/LICENSE-2.0 | |
* | |
* Unless required by applicable law or agreed to in writing, software | |
* distributed under the License is distributed on an "AS IS" BASIS, | |
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
* See the License for the specific language governing permissions and | |
* limitations under the License. | |
*/ | |
package org.apache.meecrowave.doc; | |
import org.asciidoctor.Asciidoctor; | |
import org.asciidoctor.AttributesBuilder; | |
import java.io.File; | |
import java.io.IOException; | |
import java.nio.file.FileVisitResult; | |
import java.nio.file.Files; | |
import java.nio.file.Path; | |
import java.nio.file.SimpleFileVisitor; | |
import java.nio.file.attribute.BasicFileAttributes; | |
import java.util.Map; | |
import java.util.concurrent.ExecutorService; | |
import java.util.concurrent.Executors; | |
import java.util.concurrent.TimeUnit; | |
import static org.asciidoctor.OptionsBuilder.options; | |
import static org.asciidoctor.SafeMode.UNSAFE; | |
public class PDFify { | |
private PDFify() { | |
// no-op | |
} | |
public static void generatePdf(final File from, final File targetBase) throws IOException { | |
final Path sourceBase = from.toPath(); | |
final Asciidoctor asciidoctor = Asciidoctor.Factory.create(); | |
final ExecutorService pool = Executors.newFixedThreadPool(16); | |
Files.walkFileTree(sourceBase, new SimpleFileVisitor<Path>() { | |
@Override | |
public FileVisitResult visitFile(final Path file, final BasicFileAttributes attrs) throws IOException { | |
final String fileName = file.getFileName().toString(); | |
if (fileName.endsWith(".adoc")) { | |
pool.submit(() -> { | |
final String path = sourceBase.relativize(file).toString(); | |
final File target = new File(targetBase, path.substring(0, path.length() - "adoc".length()) + "pdf"); | |
final File asFile = file.toFile(); | |
final Map<String, Object> attributes = asciidoctor.readDocumentHeader(asFile).getAttributes(); | |
// if we generate the PDF link we need to create the PDF excepted if it is expected to be manual | |
if (attributes.containsKey("jbake-meecrowavepdf") && !attributes.containsKey("jbake-meecrowavepdf-manual")) { | |
target.getParentFile().mkdirs(); | |
asciidoctor.convertFile( | |
asFile, | |
options() | |
//.baseDir(asFile.getParentFile()) | |
.safe(UNSAFE) | |
.backend("pdf") | |
.attributes(AttributesBuilder.attributes() | |
.attribute("source-highlighter", "coderay") | |
.attribute("context_rootpath", "http://openwebbeans.apache.org/meecrowave")) | |
.toFile(target).get()); | |
System.out.println("Generated " + target); | |
} | |
}); | |
} | |
return super.visitFile(file, attrs); | |
} | |
}); | |
pool.shutdown(); | |
try { | |
pool.awaitTermination(1, TimeUnit.HOURS); | |
} catch (final InterruptedException e) { | |
Thread.interrupted(); | |
} | |
} | |
} |