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package info.bliki.html.wikipedia;

import info.bliki.htmlcleaner.BaseToken;
import info.bliki.htmlcleaner.TagNode;

import java.util.List;

public class ATag extends AbstractHTMLTag {
    protected final String openStr;

    protected final String closeStr;

    public ATag() {
        this("[[", "]]");
    }

    public ATag(String opener, String closer) {
        super();
        openStr = opener;
        closeStr = closer;
    }

    @Override
    public void open(TagNode node, StringBuilder resultBuffer) {
    }

    @Override
    public void content(AbstractHTMLToWiki w, TagNode node, StringBuilder resultBuffer, boolean showWithoutTag) {
        List children = node.getChildren();
        BaseToken tok = getFirstContent(children, "img");
        if (tok != null && tok instanceof TagNode) {
            w.nodeToWiki(tok, resultBuffer);
        } else {
            String hrefStr = node.getAttributes().get("href");
            if (hrefStr != null && hrefStr.trim().length() > 0) {
                StringBuilder buf = new StringBuilder();
                // create a new wiki-link, only if href contains a string
                resultBuffer.append(openStr);
                // no wiki tags inside wiki links:
                w.nodesToPlainText(children, buf);
                char ch;
                for (int i = 0; i < buf.length(); i++) {
                    ch = buf.charAt(i);
                    if (ch == '\n' || ch == '\r' || ch == '\t') {
                        buf.setCharAt(i, ' ');
                    }
                }
                String str = buf.toString();
                resultBuffer.append(str.trim());
                resultBuffer.append(closeStr);
            }
        }
    }

    @Override
    public void close(TagNode node, StringBuilder resultBuffer) {
    }
}
 















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