/**
 * Copyright (c) 2009, Signavio GmbH
 * 
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 * 
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 * 
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */
package com.signavio.explorer.handler;

import java.io.File;
import java.io.IOException;

import javax.servlet.ServletContext;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.signavio.platform.annotations.HandlerConfiguration;
import com.signavio.platform.exceptions.RequestException;
import com.signavio.platform.handler.BasisHandler;
import com.signavio.platform.security.business.FsAccessToken;
import com.signavio.platform.security.business.FsSecureBusinessObject;



@HandlerConfiguration(uri = "/explorer_plugins", rel="plugins")
public class PluginsHandler extends BasisHandler {

	public PluginsHandler(ServletContext servletContext) {
		super(servletContext);
	}

	/**
	 * Returns a plugins configuration xml file that fits to the current user's license.
	 * @throws Exception
	 */
	@Override
    public <T extends FsSecureBusinessObject> void doGet(HttpServletRequest req, HttpServletResponse res, FsAccessToken token, T sbo) {
  		
  		File pluginConf = new File(this.getRootDirectory() + "/WEB-INF/xml/explorer/plugins.xml");
  		
  		if(pluginConf.exists()) {
  			res.setStatus(200);
  	  		res.setContentType("text/xml");
  	  		
  	  		try {
				this.writeFileToResponse(pluginConf, res);
			} catch (IOException e) {
				throw new RequestException("platform.ioexception", e);
			}
  		} else {
  			throw new RequestException("editor.pluginXmlForProfileNotFound");
  		}
  		
  		
	}
}