| /* |
| * Copyright 2012 gitblit.com. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package com.gitblit.servlet; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.util.Date; |
| |
| import javax.servlet.ServletException; |
| import javax.servlet.http.HttpServletRequest; |
| import javax.servlet.http.HttpServletResponse; |
| |
| import org.eclipse.jgit.lib.Repository; |
| import org.eclipse.jgit.revwalk.RevCommit; |
| |
| import com.gitblit.Constants; |
| import com.gitblit.manager.IRepositoryManager; |
| import com.gitblit.manager.IRuntimeManager; |
| import com.gitblit.utils.JGitUtils; |
| import com.google.inject.Inject; |
| import com.google.inject.Singleton; |
| |
| /** |
| * Serves the content of a gh-pages branch. |
| * |
| * @author James Moger |
| * |
| */ |
| @Singleton |
| public class PagesServlet extends RawServlet { |
| |
| private static final long serialVersionUID = 1L; |
| |
| |
| /** |
| * Returns an url to this servlet for the specified parameters. |
| * |
| * @param baseURL |
| * @param repository |
| * @param path |
| * @return an url |
| */ |
| public static String asLink(String baseURL, String repository, String path) { |
| if (baseURL.length() > 0 && baseURL.charAt(baseURL.length() - 1) == '/') { |
| baseURL = baseURL.substring(0, baseURL.length() - 1); |
| } |
| return baseURL + Constants.PAGES + repository + "/" + (path == null ? "" : ("/" + path)); |
| } |
| |
| @Inject |
| public PagesServlet( |
| IRuntimeManager runtimeManager, |
| IRepositoryManager repositoryManager) { |
| |
| super(runtimeManager, repositoryManager); |
| } |
| |
| @Override |
| protected String getBranch(String repository, HttpServletRequest request) { |
| return "gh-pages"; |
| } |
| |
| @Override |
| protected String getPath(String repository, String branch, HttpServletRequest request) { |
| String pi = request.getPathInfo().substring(1); |
| if (pi.equals(repository)) { |
| return ""; |
| } |
| String path = pi.substring(pi.indexOf(repository) + repository.length() + 1); |
| if (path.endsWith("/")) { |
| path = path.substring(0, path.length() - 1); |
| } |
| return path; |
| } |
| |
| @Override |
| protected boolean renderIndex() { |
| return true; |
| } |
| |
| @Override |
| protected void setContentType(HttpServletResponse response, String contentType) { |
| response.setContentType(contentType);; |
| } |
| |
| @Override |
| protected boolean streamFromRepo(HttpServletRequest request, HttpServletResponse response, Repository repository, |
| RevCommit commit, String requestedPath) throws IOException { |
| |
| response.setDateHeader("Last-Modified", JGitUtils.getCommitDate(commit).getTime()); |
| response.setHeader("Cache-Control", "public, max-age=3600, must-revalidate"); |
| |
| return super.streamFromRepo(request, response, repository, commit, requestedPath); |
| } |
| |
| @Override |
| protected void sendContent(HttpServletResponse response, Date date, InputStream is) throws ServletException, IOException { |
| response.setDateHeader("Last-Modified", date.getTime()); |
| response.setHeader("Cache-Control", "public, max-age=3600, must-revalidate"); |
| |
| super.sendContent(response, date, is); |
| } |
| } |