PomUpdateApp.java

/*
 * Copyright (c) 2002-2020, City of Paris
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  1. Redistributions of source code must retain the above copyright notice
 *     and the following disclaimer.
 *
 *  2. Redistributions in binary form must reproduce the above copyright notice
 *     and the following disclaimer in the documentation and/or other materials
 *     provided with the distribution.
 *
 *  3. Neither the name of 'Mairie de Paris' nor 'Lutece' nor the names of its
 *     contributors may be used to endorse or promote products derived from
 *     this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
 * POSSIBILITY OF SUCH DAMAGE.
 *
 * License 1.0
 */
package fr.paris.lutece.plugins.lutecetools.web;

import java.util.Map;

import javax.servlet.http.HttpServletRequest;

import org.apache.commons.fileupload.FileItem;

import fr.paris.lutece.plugins.lutecetools.service.Globals;
import fr.paris.lutece.plugins.lutecetools.service.LutecetoolsAsynchronousUploadHandler;
import fr.paris.lutece.plugins.lutecetools.service.XMLParser;
import fr.paris.lutece.portal.service.spring.SpringContextService;
import fr.paris.lutece.portal.util.mvc.commons.annotations.Action;
import fr.paris.lutece.portal.util.mvc.commons.annotations.View;
import fr.paris.lutece.portal.util.mvc.xpage.MVCApplication;
import fr.paris.lutece.portal.util.mvc.xpage.annotations.Controller;
import fr.paris.lutece.portal.web.xpages.XPage;

/**
 * This class provides a simple implementation of an XPage
 */
@Controller( xpageName = "pomupdate", pageTitleI18nKey = "lutecetools.xpage.pomupdate.pageTitle", pagePathI18nKey = "lutecetools.xpage.pomupdate.pagePath" )
public class PomUpdateApp extends MVCApplication
{
    private static final long serialVersionUID = 1871701739284867751L;
    private static final String TEMPLATE_XPAGE = "/skin/plugins/lutecetools/pomupdate.html";
    private static final String VIEW_HOME = "home";

    private static final String MARK_OUTPUT = "output";
    private static final String MARK_HANDLER = "handler";
    private static final String MARK_WARNING = "warning";

    private static final String INPUT_FIELD_NAME = "source";
    private static final String ACTION_PROCESS = "process";

    private static final String ERROR_XML_PARSING = "Parsing error";
    private static final String CANCELLED = "Cancelled";
    private static final String ERROR_FILE_EXTENSION = "Wrong file extension";
    private static final String ERROR_EMPTY_FIELD = "Empty field";

    private LutecetoolsAsynchronousUploadHandler _lutecetoolsAsynchronousUploadHandler = SpringContextService
            .getBean( LutecetoolsAsynchronousUploadHandler.BEAN_NAME );
    private String _strOutput = "";

    /**
     * Returns the content of the page pomupdate.
     * 
     * @param request
     *            The HTTP request
     * @return The view
     */
    @View( value = VIEW_HOME, defaultView = true )
    public XPage viewHome( HttpServletRequest request )
    {
        Map<String, Object> model = getModel( );

        if ( !Globals._strWarningPomMessage.isEmpty( ) )
        {
            model.put( MARK_WARNING, Globals._strWarningPomMessage );
            Globals._strWarningPomMessage = "";
        }
        model.put( MARK_HANDLER, _lutecetoolsAsynchronousUploadHandler );
        model.put( MARK_OUTPUT, _strOutput );

        return getXPage( TEMPLATE_XPAGE, request.getLocale( ), model );
    }

    @Action( ACTION_PROCESS )
    public XPage process( HttpServletRequest request )
    {
        FileItem fileInput = _lutecetoolsAsynchronousUploadHandler.getFile( request, INPUT_FIELD_NAME );

        if ( fileInput != null )
        {
            if ( fileInput.getContentType( ).endsWith( "xml" ) )
            {
                _strOutput = XMLParser.updatePOM( fileInput );
                if ( _strOutput.isEmpty( ) )
                {
                    _strOutput = ERROR_XML_PARSING;
                }
                else
                    if ( _strOutput.equals( CANCELLED ) )
                    {
                        _strOutput = CANCELLED;
                    }
            }
            else
            {
                _strOutput = ERROR_FILE_EXTENSION;
            }
        }
        else
        {
            _strOutput = ERROR_EMPTY_FIELD;
        }

        return redirectView( request, VIEW_HOME );
    }
}