package com.agilejava.docbkx.maven;
/*
* Copyright 2006 Wilfred Springer
*
* Licensed 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.
*/
import org.apache.maven.plugin.MojoExecutionException;
import org.codehaus.plexus.archiver.Archiver;
import org.codehaus.plexus.archiver.manager.ArchiverManager;
import org.codehaus.plexus.archiver.zip.ZipArchiver;
import org.codehaus.plexus.util.FileUtils;
import java.io.File;
import java.io.IOException;
import java.net.URL;
import javax.xml.transform.Transformer;
/**
* A dedicated base class for plugins generating ePub output, in order to allow
* the specific stylesheet chosen to be dependent on the {@link #chunkedOutput}
* property.
*
* @author Cedric Pronzato
* @author Brian Richard Jackson
*/
public abstract class AbstractEpubMojo
extends AbstractMojoBase
{
/**
* To look up Archiver/UnArchiver implementations
*
* @component
* @required
*/
protected ArchiverManager archiverManager;
/**
* {@inheritDoc} This implementation will set the root.filename property,
* based on the targetFile's name.
*/
public void adjustTransformer( Transformer transformer, String sourceFilename, File targetFile )
{
super.adjustTransformer( transformer, sourceFilename, targetFile );
String rootFilename = targetFile.getName( );
rootFilename =
rootFilename.substring( 0,
rootFilename.lastIndexOf( '.' ) );
transformer.setParameter( "root.filename", rootFilename );
transformer.setParameter( "base.dir", targetFile.getParent( ) + File.separator );
transformer.setParameter( "epub.oebps.dir", targetFile.getParent( ) + File.separator );
transformer.setParameter( "epub.metainf.dir",
targetFile.getParent( ) + File.separator + "META-INF" + File.separator );
validateFont( );
}
public void postProcessResult(File result) throws MojoExecutionException {
super.postProcessResult(result);
// TODO: temporary trick, svn version of docbook xsl epub stylesheet works differently
final File targetDirectory = result.getParentFile();
try
{
final URL containerURL = getClass( ).getResource( "/epub/container.xml" );
FileUtils.copyURLToFile( containerURL,
new File(targetDirectory,
"META-INF" + File.separator + "container.xml" ) );
} catch ( IOException e )
{
throw new MojoExecutionException( "Unable to copy hardcoded container.xml file", e );
}
// copy mimetype file
try
{
final URL mimetypeURL = getClass( ).getResource( "/epub/mimetype" );
FileUtils.copyURLToFile( mimetypeURL,
new File(targetDirectory,
"mimetype" ) );
} catch ( IOException e )
{
throw new MojoExecutionException( "Unable to copy hardcoded mimetype file", e );
}
try
{
ZipArchiver zipArchiver = (ZipArchiver)archiverManager.getArchiver("zip");
zipArchiver.addDirectory(targetDirectory);
zipArchiver.setCompress( true ); // seems to not be a problem to have mimetype compressed
zipArchiver.setDestFile( new File(targetDirectory.getParentFile(), result.getName())); // copy it to parent dir
zipArchiver.createArchive( );
getLog( ).debug( "epub file created at: " + zipArchiver.getDestFile( ).getAbsolutePath( ) );
} catch ( Exception e )
{
throw new MojoExecutionException( "Unable to zip epub file", e );
}
}
private void validateFont( )
{
final String font = getProperty( "epubEmbeddedFont" );
if ( font != null )
{
final File f = new File( font );
if ( ! f.exists( ) )
{
getLog( ).warn( "Unable to find specified font: " + f.getAbsolutePath( ) );
}
if ( ! font.endsWith( "otf" ) )
{
getLog( ).warn( "Only otf font is supported: " + font );
}
}
}
}