org.sweble.wikitext.engine.utils.HtmlPrinter.apt Maven / Gradle / Ivy

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A minimal engine using the Sweble Wikitext Parser to process articles in the context of a MediaWiki-like configuration.
There is a newer version: 3.1.9
%*
 * Copyright 2011 The Open Source Research Group,
 *                University of Erlangen-Nürnberg
 *
 * 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.
 *%

%Name HtmlPrinter;

%Package org.sweble.wikitext.engine.utils;

%CtorParams String articleTitle;


%Header {

import java.io.File;
import java.util.ArrayList;
import java.util.List;

import org.sweble.wikitext.engine.Page;
import org.sweble.wikitext.lazy.encval.*;
import org.sweble.wikitext.lazy.parser.*;
import org.sweble.wikitext.lazy.preprocessor.*;
import org.sweble.wikitext.lazy.utils.*;

}


%Body {

	private String classPrefix;

	private String articleTitle = "";

	private boolean renderTemplates = false;

	private boolean renderTagExtensions = false;

	private List numberedLinks = new ArrayList();

	private boolean standaloneHtml = true;

	private String cssLink;

	private File cssFile;

	private String cssResource;

	// ===========================================================================

	public HtmlPrinter(Writer writer, String articleTitle)
	{
		super(writer);

		this.articleTitle = articleTitle;

		setCssResource("HtmlPrinter.css", "");
	}

	// ===========================================================================

	private void setClassPrefix(String classPrefix)
	{
		if (classPrefix != null)
		{
			this.classPrefix = classPrefix;
			if (!classPrefix.isEmpty())
				this.classPrefix += '-';
		}
	}

	public boolean isStandaloneHtml()
	{
		return standaloneHtml;
	}

	public void setStandaloneHtml(boolean standaloneHtml, String classPrefix)
	{
		this.standaloneHtml = standaloneHtml;
		setClassPrefix(classPrefix);
	}

	public String getCssLink()
	{
		return cssLink;
	}

	public void setCssLink(String cssLink, String classPrefix)
	{
		this.cssFile = null;
		this.cssResource = null;
		this.cssLink = cssLink;
		setClassPrefix(classPrefix);
	}

	public File getCssFile()
	{
		return cssFile;
	}

	public void setCssFile(File cssFile, String classPrefix)
	{
		this.cssResource = null;
		this.cssLink = null;
		this.cssFile = cssFile;
		setClassPrefix(classPrefix);
	}

	public String getCssResource()
	{
		return cssResource;
	}

	public void setCssResource(String cssResource, String classPrefix)
	{
		this.cssFile = null;
		this.cssLink = null;
		this.cssResource = cssResource;
		setClassPrefix(classPrefix);
	}

	public void setRenderTemplates(boolean renderTemplates)
	{
		this.renderTemplates = renderTemplates;
	}

	public void setRenderTagExtensions(boolean renderTagExtensions)
	{
		this.renderTagExtensions = renderTagExtensions;
	}

	// ===========================================================================

	/*
	private void iterate(List list)
	{
		for (AstNode n : list)
			dispatch(n);
	}
	*/

	private String asXmlCharRefs(String codePoint)
	{
		StringBuilder b = new StringBuilder();
		for (int i = 0; i < codePoint.length(); ++i)
		{
			b.append("&#");
			b.append((int) codePoint.charAt(i));
			b.append(";");
		}
		return b.toString();
	}

	@SuppressWarnings("unchecked")
	private void renderBlockLevelElementsFirst(Paragraph p)
	{
		List l = (List) p.getAttribute("blockLevelElements");
		if (l == null)
			return;

		for(AstNode n : l)
			dispatch(n);
	}

	@SuppressWarnings("unchecked")
	private boolean isParagraphEmpty(Paragraph p)
	{
		if (!p.isEmpty())
		{
			List l = (List) p.getAttribute("blockLevelElements");
			if (l == null || p.size() - l.size() > 0)
				return false;
		}
		return true;
	}

	private void printExternalLinkNumber(ExternalLink link)
	{
		numberedLinks.add(link);
		print(numberedLinks.size());
	}

	private String makeLinkTitle(InternalLink n)
	{
		return n.getTarget();
	}

	private String makeLinkTarget(InternalLink n)
	{
		return n.getTarget();
	}

	private String makeSignature(Signature sig)
	{
		return "[SIG]";
	}
}


%* ====[  Meta stuff  ]====================================================== *%


%visit(AstNode)%
%
{=astNode.getClass().getSimpleName()}%



%visit(NodeList l)%
{!iterate(l)}


%visit(Page page)
{if(standaloneHtml)}%



	
		
		{=escHtml(articleTitle)}
		{if(cssResource != null)}
			
		{elif(cssFile != null)}
			
		{elif(cssLink != null)}
			
		{/if}
	
	
{/if}%

	{=escHtml(articleTitle)}
	
		{!iterate(page.getContent())}