GetLogo.java

/**
 * Koya is an alfresco module that provides a corporate orientated dataroom.
 *
 * Copyright (C) Itl Developpement 2014
 *
 * This program is free software: you can redistribute it and/or modify it under
 * the terms of the GNU Affero General Public License as published by the Free
 * Software Foundation, either version 3 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 Affero General Public License for more
 * details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see `<http://www.gnu.org/licenses/>`.
 */
package fr.itldev.koya.webscript.company;

import java.io.IOException;
import java.util.Map;

import org.alfresco.model.ContentModel;
import org.alfresco.service.cmr.repository.ContentReader;
import org.alfresco.service.cmr.repository.ContentService;
import org.alfresco.service.cmr.repository.NodeRef;
import org.springframework.extensions.webscripts.AbstractWebScript;
import org.springframework.extensions.webscripts.WebScriptRequest;
import org.springframework.extensions.webscripts.WebScriptResponse;

import fr.itldev.koya.alfservice.CompanyPropertiesService;
import fr.itldev.koya.model.json.RestConstants;
import fr.itldev.koya.webscript.KoyaWebscript;

/**
 * Get company's logo or default one if not set.
 * 
 */
public class GetLogo extends AbstractWebScript {

	private CompanyPropertiesService companyPropertiesService;
	private ContentService contentService;

    public void setCompanyPropertiesService(
            CompanyPropertiesService companyPropertiesService) {
        this.companyPropertiesService = companyPropertiesService;
    }


	// for Spring injection
	public void setContentService(ContentService contentService) {
		this.contentService = contentService;

	}

	@Override
	public void execute(WebScriptRequest req, WebScriptResponse res)
			throws IOException {
		Map<String, String> urlParams = KoyaWebscript.getUrlParamsMap(req);

		String companyName = (String) urlParams
				.get(RestConstants.WSCONST_COMPANYNAME);

		try {
			
			NodeRef logoNodeRef = companyPropertiesService.getLogo(companyName);
			ContentReader reader = contentService.getReader(logoNodeRef,
					ContentModel.PROP_CONTENT);
			reader.getContent(res.getOutputStream());
			return;
		
		} catch (Exception ex) {
			//silently catch exceptions
		}

		res.getWriter().write("");
	}
}