/*
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neon-adoc - Asciidoctor extensions to Neon
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Copyright (C) 2024 Ulrich Hilger
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as
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published by the Free Software Foundation, either version 3 of the
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License, or (at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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package de.uhilger.neon.adoc;
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import java.io.File;
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import org.asciidoctor.Asciidoctor;
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import static org.asciidoctor.Asciidoctor.Factory.create;
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import org.asciidoctor.Attributes;
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import org.asciidoctor.Options;
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import org.asciidoctor.SafeMode;
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/**
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* Objekte der Klasse AdocWorker wandeln Asciidoc-Quelldateien in HTML und PDF um.
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*
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* @author Ulrich Hilger
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*/
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public class AdocWorker {
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/**
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* Nach HTML transformieren
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* @param fileName der Dateiname der Quelldatei samt absoluter Pfadangabe
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*/
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public void transform(String fileName) {
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transform(fileName, null);
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}
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/**
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* In ein Format transformieren, das von einem 'Backend' von Asciidoctor
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* unterstuetzt wird
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* @param fileName der Dateiname der Quelldatei samt absoluter Pfadangabe
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* @param backend das Kuerzel des Backends, z.B. der String 'pdf', wenn
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* nach PDF transformiert werden soll
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*/
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public void transform(String fileName, String backend) {
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Attributes attributes;
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File outFile = new File(fileName);
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String thisDirName = outFile.getParent();
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File pdfStyles = new File(outFile.getParentFile(), "custom-theme.yml");
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if(pdfStyles.exists()) {
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attributes = Attributes.builder()
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.attribute("pdf-themesdir", thisDirName)
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.attribute("pdf-theme","custom")
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.attribute("pdf-fontsdir", thisDirName + "/fonts")
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.attribute("allow-uri-read")
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.sourceHighlighter("highlightjs")
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.build();
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} else {
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attributes = Attributes.builder()
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.sourceHighlighter("highlightjs")
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.build();
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}
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Options options;
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if(null != backend) {
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options = Options.builder()
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.inPlace(false)
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.safe(SafeMode.SERVER)
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.backend(backend).attributes(attributes).build();
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} else {
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options = Options.builder()
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.inPlace(false)
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.safe(SafeMode.SERVER)
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.attributes(attributes).build();
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}
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File adcf = new File(fileName);
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Asciidoctor asciidoctor = create();
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asciidoctor.requireLibrary("asciidoctor-diagram");
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asciidoctor.convertFile(adcf, options);
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}
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}
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