From a502d96a860456ec5e8c96761db70f7cabb74751 Mon Sep 17 00:00:00 2001
From: Paul Martin <paul@paulsputer.com>
Date: Sat, 30 Apr 2016 04:19:14 -0400
Subject: [PATCH] Merge pull request #1073 from gitblit/1062-DocEditorUpdates
---
src/main/java/com/gitblit/servlet/PagesServlet.java | 434 ++++++++++++++---------------------------------------
1 files changed, 116 insertions(+), 318 deletions(-)
diff --git a/src/main/java/com/gitblit/servlet/PagesServlet.java b/src/main/java/com/gitblit/servlet/PagesServlet.java
index 6146f13..1473e96 100644
--- a/src/main/java/com/gitblit/servlet/PagesServlet.java
+++ b/src/main/java/com/gitblit/servlet/PagesServlet.java
@@ -1,318 +1,116 @@
-/*
- * 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.text.MessageFormat;
-import java.text.ParseException;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Set;
-import java.util.TreeSet;
-
-import javax.inject.Inject;
-import javax.inject.Singleton;
-import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
-import javax.servlet.http.HttpServlet;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpServletResponse;
-
-import org.eclipse.jgit.lib.Repository;
-import org.eclipse.jgit.revwalk.RevCommit;
-import org.eclipse.jgit.revwalk.RevTree;
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
-import com.gitblit.Constants;
-import com.gitblit.IStoredSettings;
-import com.gitblit.Keys;
-import com.gitblit.Keys.web;
-import com.gitblit.manager.IRepositoryManager;
-import com.gitblit.manager.IRuntimeManager;
-import com.gitblit.models.PathModel;
-import com.gitblit.models.RefModel;
-import com.gitblit.utils.ArrayUtils;
-import com.gitblit.utils.ByteFormat;
-import com.gitblit.utils.JGitUtils;
-import com.gitblit.utils.MarkdownUtils;
-import com.gitblit.utils.StringUtils;
-import com.gitblit.wicket.MarkupProcessor;
-import com.gitblit.wicket.MarkupProcessor.MarkupDocument;
-
-/**
- * Serves the content of a gh-pages branch.
- *
- * @author James Moger
- *
- */
-@Singleton
-public class PagesServlet extends HttpServlet {
-
- private static final long serialVersionUID = 1L;
-
- private transient Logger logger = LoggerFactory.getLogger(PagesServlet.class);
-
- private final IStoredSettings settings;
-
- private final IRepositoryManager repositoryManager;
-
- @Inject
- public PagesServlet(
- IRuntimeManager runtimeManager,
- IRepositoryManager repositoryManager) {
-
- super();
- this.settings = runtimeManager.getSettings();
- this.repositoryManager = repositoryManager;
- }
-
- /**
- * 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));
- }
-
- /**
- * Retrieves the specified resource from the gh-pages branch of the
- * repository.
- *
- * @param request
- * @param response
- * @throws javax.servlet.ServletException
- * @throws java.io.IOException
- */
- private void processRequest(HttpServletRequest request, HttpServletResponse response)
- throws ServletException, IOException {
- String path = request.getPathInfo();
- if (path.toLowerCase().endsWith(".git")) {
- // forward to url with trailing /
- // this is important for relative pages links
- response.sendRedirect(request.getServletPath() + path + "/");
- return;
- }
- if (path.charAt(0) == '/') {
- // strip leading /
- path = path.substring(1);
- }
-
- // determine repository and resource from url
- String repository = "";
- String resource = "";
- Repository r = null;
- int offset = 0;
- while (r == null) {
- int slash = path.indexOf('/', offset);
- if (slash == -1) {
- repository = path;
- } else {
- repository = path.substring(0, slash);
- }
- r = repositoryManager.getRepository(repository, false);
- offset = slash + 1;
- if (offset > 0) {
- resource = path.substring(offset);
- }
- if (repository.equals(path)) {
- // either only repository in url or no repository found
- break;
- }
- }
-
- ServletContext context = request.getSession().getServletContext();
-
- try {
- if (r == null) {
- // repository not found!
- String mkd = MessageFormat.format(
- "# Error\nSorry, no valid **repository** specified in this url: {0}!",
- repository);
- error(response, mkd);
- return;
- }
-
- // retrieve the content from the repository
- RefModel pages = JGitUtils.getPagesBranch(r);
- RevCommit commit = JGitUtils.getCommit(r, pages.getObjectId().getName());
-
- if (commit == null) {
- // branch not found!
- String mkd = MessageFormat.format(
- "# Error\nSorry, the repository {0} does not have a **gh-pages** branch!",
- repository);
- error(response, mkd);
- r.close();
- return;
- }
-
- MarkupProcessor processor = new MarkupProcessor(settings);
- String [] encodings = settings.getStrings(Keys.web.blobEncodings).toArray(new String[0]);
-
- RevTree tree = commit.getTree();
-
- String res = resource;
- if (res.endsWith("/")) {
- res = res.substring(0, res.length() - 1);
- }
- Set<String> names = new TreeSet<String>();
- for (PathModel entry : JGitUtils.getFilesInPath(r, res, commit)) {
- names.add(entry.name);
- }
-
- byte[] content = null;
- if (names.isEmpty()) {
- // not a path, a specific resource
- try {
- String contentType = context.getMimeType(resource);
- if (contentType == null) {
- contentType = "text/plain";
- }
- if (contentType.startsWith("text")) {
- content = JGitUtils.getStringContent(r, tree, resource, encodings).getBytes(
- Constants.ENCODING);
- } else {
- content = JGitUtils.getByteContent(r, tree, resource, false);
- }
- response.setContentType(contentType);
- } catch (Exception e) {
- }
- } else {
- // path
- List<String> extensions = new ArrayList<String>();
- extensions.add("html");
- extensions.add("htm");
- extensions.addAll(processor.getMarkupExtensions());
- for (String ext : extensions) {
- String file = "index." + ext;
-
- if (names.contains(file)) {
- String stringContent = JGitUtils.getStringContent(r, tree, file, encodings);
- if (stringContent == null) {
- continue;
- }
- content = stringContent.getBytes(Constants.ENCODING);
- if (content != null) {
- resource = file;
- // assume text/html unless the servlet container
- // overrides
- response.setContentType("text/html; charset=" + Constants.ENCODING);
- break;
- }
- }
- }
- }
-
- // no content, try custom 404 page
- if (ArrayUtils.isEmpty(content)) {
- String ext = StringUtils.getFileExtension(resource);
- if (StringUtils.isEmpty(ext)) {
- // document list
- response.setContentType("text/html");
- response.getWriter().append("<style>table th, table td { min-width: 150px; text-align: left; }</style>");
- response.getWriter().append("<table>");
- response.getWriter().append("<thead><tr><th>path</th><th>mode</th><th>size</th></tr>");
- response.getWriter().append("</thead>");
- response.getWriter().append("<tbody>");
- String pattern = "<tr><td><a href=\"{0}\">{0}</a></td><td>{1}</td><td>{2}</td></tr>";
- final ByteFormat byteFormat = new ByteFormat();
- List<PathModel> entries = JGitUtils.getFilesInPath(r, resource, commit);
- for (PathModel entry : entries) {
- response.getWriter().append(MessageFormat.format(pattern, entry.name, JGitUtils.getPermissionsFromMode(entry.mode), byteFormat.format(entry.size)));
- }
- response.getWriter().append("</tbody>");
- response.getWriter().append("</table>");
- } else {
- // 404
- String custom404 = JGitUtils.getStringContent(r, tree, "404.html", encodings);
- if (!StringUtils.isEmpty(custom404)) {
- content = custom404.getBytes(Constants.ENCODING);
- }
-
- // still no content
- if (ArrayUtils.isEmpty(content)) {
- String str = MessageFormat.format(
- "# Error\nSorry, the requested resource **{0}** was not found.",
- resource);
- content = MarkdownUtils.transformMarkdown(str).getBytes(Constants.ENCODING);
- }
-
- try {
- // output the content
- logger.warn("Pages 404: " + resource);
- response.setStatus(HttpServletResponse.SC_NOT_FOUND);
- response.getOutputStream().write(content);
- response.flushBuffer();
- } catch (Throwable t) {
- logger.error("Failed to write page to client", t);
- }
- }
- return;
- }
-
- // check to see if we should transform markup files
- String ext = StringUtils.getFileExtension(resource);
- if (processor.getMarkupExtensions().contains(ext)) {
- String markup = new String(content, Constants.ENCODING);
- MarkupDocument markupDoc = processor.parse(repository, commit.getName(), resource, markup);
- content = markupDoc.html.getBytes("UTF-8");
- response.setContentType("text/html; charset=" + Constants.ENCODING);
- }
-
- try {
- // output the content
- response.setHeader("Cache-Control", "public, max-age=3600, must-revalidate");
- response.setDateHeader("Last-Modified", JGitUtils.getCommitDate(commit).getTime());
- response.getOutputStream().write(content);
- response.flushBuffer();
- } catch (Throwable t) {
- logger.error("Failed to write page to client", t);
- }
-
- // close the repository
- r.close();
- } catch (Throwable t) {
- logger.error("Failed to write page to client", t);
- }
- }
-
- private void error(HttpServletResponse response, String mkd) throws ServletException,
- IOException, ParseException {
- String content = MarkdownUtils.transformMarkdown(mkd);
- response.setContentType("text/html; charset=" + Constants.ENCODING);
- response.getWriter().write(content);
- }
-
- @Override
- protected void doPost(HttpServletRequest request, HttpServletResponse response)
- throws ServletException, IOException {
- processRequest(request, response);
- }
-
- @Override
- protected void doGet(HttpServletRequest request, HttpServletResponse response)
- throws ServletException, IOException {
- processRequest(request, response);
- }
-}
+/*
+ * 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);
+ }
+}
--
Gitblit v1.9.1