Java tutorial
/* documentr - Edit, maintain, and present software documentation on the web. Copyright (C) 2012-2013 Maik Schreiber This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version. This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>. */ package de.blizzy.documentr.markdown; import java.util.List; import org.apache.commons.lang3.StringUtils; import org.pegdown.ToHtmlSerializer; import org.pegdown.ast.BulletListNode; import org.pegdown.ast.DefinitionListNode; import org.pegdown.ast.ExpImageNode; import org.pegdown.ast.HeaderNode; import org.pegdown.ast.Node; import org.pegdown.ast.OrderedListNode; import org.pegdown.ast.ParaNode; import org.pegdown.ast.SuperNode; import org.pegdown.ast.VerbatimNode; import de.blizzy.documentr.util.Util; public class HtmlSerializer extends ToHtmlSerializer { private static final String IMAGE_PARAM_THUMB = "thumb"; //$NON-NLS-1$ private HtmlSerializerContext context; public HtmlSerializer(HtmlSerializerContext context) { super(new DocumentrLinkRenderer(context)); this.context = context; printer = new DocumentrPrinter(); } @Override public void visit(ParaNode node) { printTagWithTextRange(node, "p"); //$NON-NLS-1$ } @Override public void visit(VerbatimNode node) { if (node instanceof VerbatimNodeWithType) { String title = ((VerbatimNodeWithType) node).getTitle(); if (StringUtils.isNotBlank(title)) { printer.print("<div class=\"code-view-title\">") //$NON-NLS-1$ .printEncoded(title.trim()).print("</div>"); //$NON-NLS-1$ } } printer.print("<div class=\"code-view-wrapper\">" + //$NON-NLS-1$ "<!--__NOTRIM__--><div class=\"code-view\" data-text-range=\"") //$NON-NLS-1$ .print(String.valueOf(node.getStartIndex())).print(",").print(String.valueOf(node.getEndIndex())) //$NON-NLS-1$ .print("\""); //$NON-NLS-1$ if (node instanceof VerbatimNodeWithType) { String type = ((VerbatimNodeWithType) node).getType(); if (StringUtils.isNotBlank(type)) { printer.print(" data-type=\"").printEncoded(type.trim()).print("\""); //$NON-NLS-1$ //$NON-NLS-2$ } } printer.print(">") //$NON-NLS-1$ .printEncoded(node.getText().replaceFirst("[\\r\\n]*$", StringUtils.EMPTY)); //$NON-NLS-1$ printer.print("</div><!--__/NOTRIM__--></div>\n"); //$NON-NLS-1$ } @Override protected void printIndentedTag(SuperNode node, String tag) { if (tag.equals("table")) { //$NON-NLS-1$ printer.print("<table class=\"table-documentr table-bordered table-striped " + //$NON-NLS-1$ "table-condensed\" data-text-range=\"").print(String.valueOf(node.getStartIndex())) //$NON-NLS-1$ .print(",").print(String.valueOf(node.getEndIndex())).print("\">"); //$NON-NLS-1$ //$NON-NLS-2$ visitChildren(node); printer.print("</table>"); //$NON-NLS-1$ } else { super.printIndentedTag(node, tag); } } @Override protected void printImageTag(SuperNode imageNode, String url) { String params = StringUtils.EMPTY; if (url.contains("|")) { //$NON-NLS-1$ params = StringUtils.substringAfter(url, "|").trim(); //$NON-NLS-1$ url = StringUtils.substringBefore(url, "|").trim(); //$NON-NLS-1$ } boolean thumbnail = params.contains(IMAGE_PARAM_THUMB); String altText = printChildrenToString(imageNode); String title = null; if (imageNode instanceof ExpImageNode) { title = StringUtils.defaultIfBlank(((ExpImageNode) imageNode).title, altText); } if (thumbnail) { printer.print("<ul class=\"thumbnails\"><li class=\"span3\"><a class=\"thumbnail\" href=\"") //$NON-NLS-1$ .print(context.getAttachmentUri(url)).print("\">"); //$NON-NLS-1$ } printer.print("<img src=\"").print(context.getAttachmentUri(url)).print("\""); //$NON-NLS-1$ //$NON-NLS-2$ if (StringUtils.isNotBlank(altText)) { printer.print(" alt=\"").printEncoded(altText).print("\""); //$NON-NLS-1$ //$NON-NLS-2$ } if (thumbnail) { printer.print(" data-lightbox=\"lightbox\" width=\"260\""); //$NON-NLS-1$ } if (StringUtils.isNotBlank(title)) { printer.print(" rel=\"tooltip\" data-title=\"").printEncoded(title).print("\""); //$NON-NLS-1$ //$NON-NLS-2$ } printer.print("/>"); //$NON-NLS-1$ if (thumbnail) { printer.print("</a></li></ul>"); //$NON-NLS-1$ } } @Override public void visit(HeaderNode node) { List<Node> children = node.getChildren(); if (!children.isEmpty()) { String text = printChildrenToString(node); if (StringUtils.isNotBlank(text)) { String anchor = Util.simplifyForUrl(text); printer.print("<a name=\"").print(anchor).print("\"></a>"); //$NON-NLS-1$ //$NON-NLS-2$ context.addHeader(text, node.getLevel()); } } printTagWithTextRange(node, "h" + (node.getLevel() + 1)); //$NON-NLS-1$ } @Override public void visit(BulletListNode node) { printTagWithTextRange(node, "ul"); //$NON-NLS-1$ } @Override public void visit(OrderedListNode node) { printTagWithTextRange(node, "ol"); //$NON-NLS-1$ } @Override public void visit(DefinitionListNode node) { printTagWithTextRange(node, "dl"); //$NON-NLS-1$ } private void printTagWithTextRange(SuperNode node, String tag) { printer.print("<").print(tag).print(" data-text-range=\"") //$NON-NLS-1$ //$NON-NLS-2$ .print(String.valueOf(node.getStartIndex())).print(",").print(String.valueOf(node.getEndIndex())) //$NON-NLS-1$ .print("\">"); //$NON-NLS-1$ visitChildren(node); printer.print("</").print(tag).print(">"); //$NON-NLS-1$ //$NON-NLS-2$ } @Override public void visit(SuperNode node) { if (node instanceof MacroNode) { MacroNode macroNode = (MacroNode) node; String macroName = macroNode.getMacroName(); String params = macroNode.getParams(); MacroInvocation invocation = context.addMacroInvocation(macroName, params); printer.print(invocation.getStartMarker()); visitChildren(macroNode); printer.print(invocation.getEndMarker()); } else { super.visit(node); } } }