GitStatusHandlerV1.java

/*******************************************************************************
 * Copyright (c) 2011, 2015 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.orion.server.git.servlets;

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

import org.eclipse.core.runtime.IStatus;
import org.eclipse.core.runtime.Path;
import org.eclipse.orion.internal.server.servlets.ServletResourceHandler;
import org.eclipse.orion.internal.server.servlets.task.TaskJobHandler;
import org.eclipse.orion.internal.server.servlets.workspace.authorization.AuthorizationService;
import org.eclipse.orion.server.core.ServerStatus;
import org.eclipse.orion.server.git.jobs.StatusJob;
import org.eclipse.orion.server.servlets.JsonURIUnqualificationStrategy;
import org.eclipse.osgi.util.NLS;

/**
 * A handler for Git Status operation.
 */
public class GitStatusHandlerV1 extends ServletResourceHandler<String> {

	private ServletResourceHandler<IStatus> statusHandler;

	GitStatusHandlerV1(ServletResourceHandler<IStatus> statusHandler) {
		this.statusHandler = statusHandler;
	}

	@Override
	public boolean handleRequest(HttpServletRequest request, HttpServletResponse response, String gitPathInfo) throws ServletException {
		try {
			Path path = new Path(gitPathInfo);
			if (!path.hasTrailingSeparator()) {
				String msg = NLS.bind("Cannot get status on a file: {0}", gitPathInfo);
				return statusHandler.handleRequest(request, response, new ServerStatus(IStatus.ERROR, HttpServletResponse.SC_BAD_REQUEST, msg, null));
			}
			if (!AuthorizationService.checkRights(request.getRemoteUser(), "/" + path.toString(), request.getMethod())) {
				response.sendError(HttpServletResponse.SC_FORBIDDEN);
				return true;
			}
			StatusJob job = new StatusJob(TaskJobHandler.getUserId(request), path, getURI(request));
			return TaskJobHandler.handleTaskJob(request, response, job, statusHandler, JsonURIUnqualificationStrategy.ALL_NO_GIT);
		} catch (Exception e) {
			return statusHandler.handleRequest(request, response,
					new ServerStatus(IStatus.ERROR, HttpServletResponse.SC_INTERNAL_SERVER_ERROR, "Error generating status response", e));
		}
	}
}