FileRenderer.java

/*
 * Copyright (c) 2002-2019, Mairie de 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.botpress.service.renderers;

import com.fasterxml.jackson.databind.JsonNode;
import static fr.paris.lutece.plugins.botpress.service.renderers.BotMessageRenderer.FIELD_TYPE;
import fr.paris.lutece.plugins.chatbot.business.Post;
import fr.paris.lutece.portal.service.template.AppTemplateService;
import fr.paris.lutece.portal.web.l10n.LocaleService;
import fr.paris.lutece.util.html.HtmlTemplate;
import java.util.HashMap;
import java.util.Map;

/**
 * FileRenderer
 */
public class FileRenderer extends AbstractRenderer implements BotMessageRenderer
{
    private static final String TEMPLATE_IMAGE = "/admin/plugins/botpress/renderers/image.html";
    private static final String MARK_URL = "url";

    private static final String EXT_JPG = ".jpg";
    private static final String EXT_JPEG = ".jpeg";
    private static final String EXT_PNG = ".png";
    private static final String EXT_GIF = ".gif";

    /**
     * {@inheritDoc }
     */
    @Override
    public boolean isInvoked( JsonNode nodeResponse )
    {
        return ( nodeResponse.get( FIELD_TYPE ) != null ) && ( nodeResponse.get( FIELD_TYPE ).asText( ).equals( TYPE_FILE ) );
    }

    /**
     * {@inheritDoc }
     */
    @Override
    public String render( Map map )
    {
        String strUrl = (String) map.get( FIELD_URL );
        if ( strUrl.endsWith( EXT_JPG ) || strUrl.endsWith( EXT_JPEG ) || strUrl.endsWith( EXT_PNG ) || strUrl.endsWith( EXT_GIF ) )
        {
            Map<String, Object> model = new HashMap<>( );
            model.put( MARK_URL, strUrl );
            HtmlTemplate template = AppTemplateService.getTemplate( TEMPLATE_IMAGE, LocaleService.getDefault( ), model );

            return template.getHtml( );
        }
        return "";
    }

    /**
     * {@inheritDoc }
     */
    @Override
    public String getPostContentType( )
    {
        return Post.CONTENT_TYPE_IMAGE;
    }

}