ReferencesTag.java :  » Wiki-Engine » gwtwiki » info » bliki » wiki » tags » Java Open Source

package info.bliki.wiki.tags;

import info.bliki.wiki.filter.ITextConverter;
import info.bliki.wiki.model.Configuration;
import info.bliki.wiki.model.IWikiModel;
import info.bliki.wiki.model.Reference;

import java.io.IOException;
import java.util.List;

/**
 * Wiki tag for references <references />
 * 
 * See <a href="http://en.wikipedia.org/wiki/Wikipedia:Footnotes">Footnotes</a>
 */
public class ReferencesTag extends HTMLTag {
  public ReferencesTag() {
    super("references");
  }

  @Override
  public void renderHTML(ITextConverter converter, Appendable writer, IWikiModel model) throws IOException {
    List<Reference> list = model.getReferences();
    if (list != null) {
      Reference ref;
      int counter;
      writer.append("<ol class=\"references\">\n");
      for (int i = 0; i < list.size(); i++) {
        ref = (Reference) list.get(i);
        counter = ref.getCounter();
        writer.append("<li id=\"_note-");
        if (counter == 0) {
          String i1 = Integer.toString(i + 1);
          writer.append(i1);
          writer.append("\"><b><a href=\"#_ref-");
          writer.append(i1);
          // upwards arrow
          writer.append("\" title=\"\">&#8593;</a></b> ");//&uarr;
        } else {
          String note;
          String nameAttribute = ref.getAttribute();
          char ch;
          writer.append(nameAttribute);
          writer.append("\">&#8593; "); //&uarr;
          for (int j = 0; j <= counter; j++) {
            if (j >= Reference.CHARACTER_REFS.length()) {
              ch = 'Z';
            } else {
              ch = Reference.CHARACTER_REFS.charAt(j);
            }
            note = nameAttribute + '_' + ch;
            writer.append("<a href=\"#_ref-");
            writer.append(note);
            writer.append("\" title=\"\"><sup><i><b>" + ch + "</b></i></sup></a> ");
          }
        }
        writer.append(ref.getRefString());
        writer.append("</li>");
      }
      writer.append("</ol>");
    }
  }
 
  @Override
  public boolean isReduceTokenStack() {
    return false;
  }
  
  @Override
  public String getParents() {
    return Configuration.SPECIAL_BLOCK_TAGS;
  }
}