com.constellio.app.modules.es.connectors.http.utils.HtmlAnchorUtils.java Source code

Introduction

Here is the source code for com.constellio.app.modules.es.connectors.http.utils.HtmlAnchorUtils.java

Source

/**
 * Copyright  2010 DocuLibre inc.
 *
 * This file is part of Constellio.
 *
 * Constellio 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.
 *
 * Constellio 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 Constellio.  If not, see <http://www.gnu.org/licenses/>.
 */
package com.constellio.app.modules.es.connectors.http.utils;

import java.net.MalformedURLException;
import java.net.URL;

import org.apache.commons.lang.StringUtils;

import com.gargoylesoftware.htmlunit.html.HtmlAnchor;
import com.gargoylesoftware.htmlunit.html.HtmlPage;
import com.gargoylesoftware.htmlunit.protocol.javascript.JavaScriptURLConnection;

/**
 * A few utils for parsing HtmlAnchors.
 *
 * @author Nicolas Blisle (nicolas.belisle@doculibre.com)
 */
public class HtmlAnchorUtils {

    public static boolean isJavascript(HtmlAnchor htmlAnchor) {
        String href = htmlAnchor.getHrefAttribute();
        if (href.length() > 0 && !href.startsWith("#")) {
            if (StringUtils.startsWithIgnoreCase(href, JavaScriptURLConnection.JAVASCRIPT_PREFIX)) {
                // Javascript anchor
                return true;
            }
        }
        return false;
    }

    public static boolean isMailto(HtmlAnchor htmlAnchor) {
        String href = htmlAnchor.getHrefAttribute();
        if (href.length() > 0 && href.startsWith("mailto:")) {
            return true;
        }
        return false;
    }

    public static String getUrl(HtmlAnchor htmlAnchor) throws MalformedURLException {
        String href = htmlAnchor.getHrefAttribute();
        if (href.length() > 0 && !href.startsWith("#")) {
            HtmlPage page = (HtmlPage) htmlAnchor.getPage();
            URL url = page.getFullyQualifiedUrl(href);
            return url.toExternalForm();
        }
        return null;
    }
}