de.micromata.genome.gwiki.page.impl.wiki.fragment.GWikiFragmentHeading.java Source code

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Here is the source code for de.micromata.genome.gwiki.page.impl.wiki.fragment.GWikiFragmentHeading.java

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//
// Copyright (C) 2010-2016 Roger Rene Kommer & Micromata GmbH
//
// 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.
//

package de.micromata.genome.gwiki.page.impl.wiki.fragment;

import org.apache.commons.lang3.StringUtils;

import de.micromata.genome.gwiki.page.GWikiContext;
import de.micromata.genome.gwiki.page.GWikiStandaloneContext;
import de.micromata.genome.gwiki.page.RenderModes;
import de.micromata.genome.gwiki.page.impl.wiki.GWikiMacroRenderFlags;
import de.micromata.genome.gwiki.utils.WebUtils;

public class GWikiFragmentHeading extends GWikiFragmentChildsBase {

    private static final long serialVersionUID = 7292812809082522573L;

    public static final String GWIKI_LAST_HEADING_LEVEL = "GWIKI_LAST_HEADING_LEVEL";

    private int level;

    private String text;

    private String linkText = null;

    public GWikiFragmentHeading(int level) {
        this.level = level;
    }

    public GWikiFragmentHeading(int level, String text) {
        this.level = level;
        this.text = text;
    }

    public void renderBody(GWikiContext ctx) {
        if (StringUtils.isNotBlank(text) == true) {
            ctx.append(WebUtils.escapeHtml(text));
        } else {
            renderChilds(ctx);
        }
    }

    public String getLinkText(GWikiContext ctx) {
        if (StringUtils.isNotEmpty(text) == true) {
            return text;
        }
        if (StringUtils.isNotBlank(linkText) == true) {
            return linkText;
        }
        GWikiStandaloneContext stc = new GWikiStandaloneContext(ctx);
        stc.setRenderMode(RenderModes.combine(RenderModes.ForText, RenderModes.NoImages, RenderModes.NoLinks));
        stc.setWikiElement(ctx.getCurrentElement());
        renderChilds(stc);
        // stc.flush();
        linkText = stc.getOutString();
        return linkText;
    }

    @Override
    public boolean render(GWikiContext ctx) {
        ctx.append("<h", Integer.toString(level), ">");
        if (RenderModes.ForRichTextEdit.isSet(ctx.getRenderMode()) == false) {
            ctx.append("<a name=\"", getLinkText(ctx), "\" target=\"_top\"></a>");
        }
        renderBody(ctx);
        ctx.append("</h", Integer.toString(level), ">\n");
        return true;
    }

    @Override
    public void getSource(StringBuilder sb) {
        getSource(sb, null, null, null);
    }

    @Override
    public void getSource(StringBuilder sb, GWikiFragment parent, GWikiFragment previous, GWikiFragment next) {
        appendPrevNlIfNeeded(sb, parent, previous, this);
        sb.append("h").append(level).append(". ");
        getChildSouce(sb);
        sb.append("\n");
    }

    @Override
    public int getRenderModes() {
        return GWikiMacroRenderFlags.combine(GWikiMacroRenderFlags.NoWrapWithP,
                GWikiMacroRenderFlags.NewLineAfterEnd, GWikiMacroRenderFlags.NewLineBeforeStart);
    }

    public int getLevel() {
        return level;
    }

    public void setLevel(int level) {
        this.level = level;
    }

    public String getText() {
        return text;
    }

    public void setText(String text) {
        this.text = text;
    }

}