FormTag.java

/**
 * Copyright (C) 2008-2010, Squale Project - http://www.squale.org
 *
 * This file is part of Squale.
 *
 * Squale is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or any later version.
 *
 * Squale 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 Lesser General Public License
 * along with Squale.  If not, see <http://www.gnu.org/licenses/>.
 */
/*
 * Cr�� le 18 mai 04
 *
 * Pour changer le mod�le de ce fichier g�n�r�, allez � :
 * Fen�tre>Pr�f�rences>Java>G�n�ration de code>Code et commentaires
 */
package org.squale.welcom.taglib.html;

import java.util.Locale;

import javax.servlet.jsp.JspException;

import org.apache.commons.beanutils.BeanUtils;
import org.apache.commons.validator.GenericValidator;
import org.apache.struts.Globals;
import org.apache.struts.util.MessageResources;
import org.apache.struts.util.ResponseUtils;

/**
 * @author M327837 Pour changer le mod�le de ce commentaire de type g�n�r�, allez � :
 *         Fen�tre>Pr�f�rences>Java>G�n�ration de code>Code et commentaires
 */
public class FormTag
    extends org.apache.struts.taglib.html.FormTag
{

    /**
     * 
     */
    private static final long serialVersionUID = 5442988797985217865L;

    /** constante */
    public static final String UNSELECT_CHECKBOX_FIELD = "wUnSelectBox";

    /** attribut */
    private String functionNameTestSend = "envoi";

    /** message ressource */
    protected MessageResources resources = null;

    /** locale */
    protected Locale localeRequest = Locale.FRENCH;

    /** action par defaut */
    private String defaultAction = "";

    /**
     *
     */
    public FormTag()
    {
        super();
    }

    /**
     * @see org.apache.struts.taglib.html.FormTag#doStartTag()
     */
    public int doStartTag()
        throws JspException
    {
        // Recuperer le fichier des Bundle
        resources = (MessageResources) pageContext.getServletContext().getAttribute( Globals.MESSAGES_KEY );

        // Recupere la locale de la page
        localeRequest = (Locale) pageContext.getSession().getAttribute( Globals.LOCALE_KEY );

        if ( !GenericValidator.isBlankOrNull( getOnsubmit() ) )
        {
            if ( getOnsubmit().startsWith( "return " ) )
            {
                setOnsubmit( getOnsubmit().substring( 7, getOnsubmit().length() ) );
                if ( ( getOnsubmit().trim().length() > 0 ) && getOnsubmit().trim().endsWith( ";" ) )
                {
                    setOnsubmit( getOnsubmit().trim().substring( 0, getOnsubmit().trim().length() - 1 ) );
                }
                setOnsubmit( "return " + getOnsubmit() + " && " + functionNameTestSend + "();" );
            }
            else
            {
                setOnsubmit( getOnsubmit() + " ; return " + functionNameTestSend + "();" );
            }
        }
        else
        {
            setOnsubmit( "return " + functionNameTestSend + "()" );
        }

        // Ajout des fonctions
        ResponseUtils.write( pageContext, writeFunctionSingleSend() );

        return super.doStartTag();
    }

    /**
     * @see org.apache.struts.taglib.html.FormTag#doEndTag()
     */
    public int doEndTag()
        throws JspException
    {
        ResponseUtils.write( pageContext, "<input type='hidden' name='action' value=\"" + defaultAction + "\">" );

        ResponseUtils.write( pageContext, "<input type='hidden' name='" + UNSELECT_CHECKBOX_FIELD + "'>" );

        release();

        return super.doEndTag();
    }

    /**
     * @return le html a renvoyer
     */
    public String writeFunctionSingleSend()
    {
        final StringBuffer buf = new StringBuffer();
        buf.append( "<script language=\"javascript\">" );
        buf.append( "var unique=0;" );
        buf.append( "var msgconfirm=null;" );
        buf.append( "function " + functionNameTestSend + "()" );
        buf.append( "{" );
        buf.append( "if (unique <= 0)" );
        buf.append( "{" );
        buf.append( "unique++;" );
        buf.append( "if (msgconfirm==null) {return true;};" );
        buf.append( "if (confirm(msgconfirm))" );
        buf.append( " { msgconfirm=null; return true; }" );
        buf.append( "else { unique--; msgconfirm=null; document.body.style.cursor='default';return false; }" );
        buf.append( "}" );
        buf.append( "else" );
        buf.append( "{" );
        buf.append( "alert(\"" );
        buf.append( resources.getMessage( localeRequest, "welcom.internal.doublevalidation.message" ) );
        buf.append( "\");" );
        buf.append( "return false;" );
        buf.append( "}" );
        buf.append( "};" );
        buf.append( "function resetUnique()" );
        buf.append( "{" );
        buf.append( "unique--;" );
        buf.append( "};" );
        buf.append( "function setMsg(msg)" );
        buf.append( "{" );
        buf.append( "msgconfirm=msg;" );
        buf.append( "}" );
        buf.append( "</script>" );

        return buf.toString();
    }

    /**
     * @return functionNameTestSend
     */
    public String getFunctionNameTestSend()
    {
        return functionNameTestSend;
    }

    /**
     * @param string functionNameTestSend
     */
    public void setFunctionNameTestSend( final String string )
    {
        functionNameTestSend = string;
    }

    /**
     * @return le formName
     */
    public String getFormName()
    {
        try
        {
            return BeanUtils.getProperty( this, "beanName" );
        }
        catch ( final Exception e )
        {
            try
            {
                return BeanUtils.getProperty( this, "name" );
            }
            catch ( final Exception e2 )
            {
                // On ne change pas le contenu
                return "0";
            }
        }
    }

    /**
     * @return recupere l'action
     */
    public String getDefaultAction()
    {
        return defaultAction;
    }

    /**
     * @param string Sette l'action
     */
    public void setDefaultAction( final String string )
    {
        defaultAction = string;
    }

    /**
     * Relache tou les events
     */
    public void release()
    {
        super.release();
        functionNameTestSend = "envoi";
        resources = null;
        localeRequest = Locale.FRENCH;
        defaultAction = "";
    }

}