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package org.owasp.webgoat.lessons;

import org.apache.ecs.Element;
import org.apache.ecs.ElementContainer;
import org.apache.ecs.HtmlColor;
import org.apache.ecs.StringElement;
import org.apache.ecs.html.Center;
import org.apache.ecs.html.Form;
import org.apache.ecs.html.TD;
import org.apache.ecs.html.TR;
import org.apache.ecs.html.Table;
import org.owasp.webgoat.session.*;


/**
 *************************************************************************************************
 *
 *
 * This file is part of WebGoat, an Open Web Application Security Project utility. For details,
 * please see http://www.owasp.org/
 *
 * Copyright (c) 2002 - 20014 Bruce Mayhew
 *
 * 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 2 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, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
 * 02111-1307, USA.
 *
 * Getting Source ==============
 *
 * Source for this application is maintained at https://github.com/WebGoat/WebGoat, a repository for free software
 * projects.
 *
 * @author Jeff Williams Aspect Security
 * @since October 28, 2003
 * @version $Id: $Id
 */
public class WelcomeScreen extends Screen
{

    /**
     * Constructor for the WelcomeScreen object
     *
     * @param s
     *            Description of the Parameter
     */
    public WelcomeScreen(WebSession s)
    {
        setup(s);
    }

    /**
     * Constructor for the WelcomeScreen object
     */
    public WelcomeScreen()
    {
    }

    /**
     * setup.
     *
     * @param s a {@link org.owasp.webgoat.session.WebSession} object.
     */
    public void setup(WebSession s)
    {
        // call createContent first so messages will go somewhere

        Form form = new Form("attack", Form.POST).setName("form").setEncType("");

        form.addElement(wrapForm(s));

        TD lowerright = new TD().setHeight("100%").setVAlign("top").setAlign("left").addElement(form);
        TR row = new TR().addElement(lowerright);
        Table layout = new Table().setBgColor(HtmlColor.WHITE).setCellSpacing(0).setCellPadding(0).setBorder(0);

        layout.addElement(row);

        setContent(layout);
    }

    /**
     * wrapForm.
     *
     * @param s a {@link org.owasp.webgoat.session.WebSession} object.
     * @return a {@link org.apache.ecs.Element} object.
     */
    protected Element wrapForm(WebSession s)
    {
        if (s == null) { return new StringElement("Invalid Session"); }

        Table container = new Table().setWidth("100%").setCellSpacing(10).setCellPadding(0).setBorder(0);

        // CreateContent can generate error messages so you MUST call it before makeMessages()
        Element content = createContent(s);
        container.addElement(new TR().addElement(new TD().setColSpan(2).setVAlign("TOP").addElement(makeMessages(s))));
        container.addElement(new TR().addElement(new TD().setColSpan(2).addElement(content)));
        container.addElement(new TR());

        return (container);
    }

    /**
     * {@inheritDoc}
     *
     * Description of the Method
     */
    protected Element createContent(WebSession s)
    {
        ElementContainer ec = new ElementContainer();
        Element b = ECSFactory.makeButton("Start the Course!");
        ec.addElement(new Center(b));

        return (ec);
    }

    /**
     * Gets the instructions attribute of the WelcomeScreen object
     *
     * @return The instructions value
     */
    protected String getInstructions()
    {
        String instructions = "Enter your name and learn how HTTP really works!";

        return (instructions);
    }

    /**
     * Gets the title attribute of the WelcomeScreen object
     *
     * @return The title value
     */
    public String getTitle()
    {
        return ("Welcome to the Penetration Testing Course");
    }

    /*
     * (non-Javadoc)
     * @see session.Screen#getRole()
     */
    /**
     * getRole.
     *
     * @return a {@link java.lang.String} object.
     */
    public String getRole()
    {
        return AbstractLesson.USER_ROLE;
    }
}