Exemplo n.º 1
0
  @Override
  protected void doGetHtml(HttpServletRequest req, HttpServletResponse res) throws IOException {
    MarkdownConfig cfg = MarkdownConfig.get(getAccess(req).getConfig());
    if (!cfg.render) {
      res.setStatus(SC_NOT_FOUND);
      return;
    }

    GitilesView view = ViewFilter.getView(req);
    Repository repo = ServletUtils.getRepository(req);
    try (RevWalk rw = new RevWalk(repo)) {
      ObjectReader reader = rw.getObjectReader();
      String path = view.getPathPart();
      RevTree root;
      try {
        root = rw.parseTree(view.getRevision().getId());
      } catch (IncorrectObjectTypeException e) {
        res.setStatus(SC_NOT_FOUND);
        return;
      }

      MarkdownFile srcmd = findFile(rw, root, path);
      if (srcmd == null) {
        res.setStatus(SC_NOT_FOUND);
        return;
      }

      MarkdownFile navmd = findFile(rw, root, NAVBAR_MD);
      String curEtag = etag(srcmd, navmd);
      if (etagMatch(req, curEtag)) {
        res.setStatus(SC_NOT_MODIFIED);
        return;
      }

      view = view.toBuilder().setPathPart(srcmd.path).build();
      try {
        srcmd.read(reader, cfg);
        if (navmd != null) {
          navmd.read(reader, cfg);
        }
      } catch (LargeObjectException.ExceedsLimit errBig) {
        fileTooBig(res, view, errBig);
        return;
      } catch (IOException err) {
        readError(res, view, err);
        return;
      }

      MarkdownToHtml.Builder fmt =
          MarkdownToHtml.builder()
              .setConfig(cfg)
              .setGitilesView(view)
              .setRequestUri(req.getRequestURI())
              .setReader(reader)
              .setRootTree(root);
      res.setHeader(HttpHeaders.ETAG, curEtag);
      showDoc(req, res, view, cfg, fmt, navmd, srcmd);
    }
  }
Exemplo n.º 2
0
 private static void readError(HttpServletResponse res, GitilesView view, IOException err) {
   log.error(
       String.format(
           "cannot load markdown %s/%s %s %s",
           view.getHostName(), view.getRepositoryName(), view.getRevision(), view.getPathPart()),
       err);
   res.setStatus(SC_INTERNAL_SERVER_ERROR);
 }
Exemplo n.º 3
0
  private void showDoc(
      HttpServletRequest req,
      HttpServletResponse res,
      GitilesView view,
      MarkdownConfig cfg,
      MarkdownToHtml.Builder fmt,
      MarkdownFile navFile,
      MarkdownFile srcFile)
      throws IOException {
    Map<String, Object> data = new HashMap<>();
    Navbar navbar = new Navbar();
    if (navFile != null) {
      navbar.setFormatter(fmt.setFilePath(navFile.path).build());
      navbar.setMarkdown(navFile.content);
    }
    data.putAll(navbar.toSoyData());

    Node doc = GitilesMarkdown.parse(srcFile.content);
    data.put("pageTitle", pageTitle(doc, srcFile));
    if (view.getType() != GitilesView.Type.ROOTED_DOC) {
      data.put("sourceUrl", GitilesView.show().copyFrom(view).toUrl());
      data.put("logUrl", GitilesView.log().copyFrom(view).toUrl());
      data.put("blameUrl", GitilesView.blame().copyFrom(view).toUrl());
    }
    if (cfg.analyticsId != null) {
      data.put("analyticsId", cfg.analyticsId);
    }
    data.put("bodyHtml", fmt.setFilePath(srcFile.path).build().toSoyHtml(doc));

    String page = renderer.render(SOY_TEMPLATE, data);
    byte[] raw = page.getBytes(UTF_8);
    res.setContentType(FormatType.HTML.getMimeType());
    res.setCharacterEncoding(UTF_8.name());
    setCacheHeaders(res);
    if (acceptsGzipEncoding(req)) {
      res.addHeader(HttpHeaders.VARY, HttpHeaders.ACCEPT_ENCODING);
      res.setHeader(HttpHeaders.CONTENT_ENCODING, "gzip");
      raw = gzip(raw);
    }
    res.setContentLength(raw.length);
    res.setStatus(HttpServletResponse.SC_OK);
    res.getOutputStream().write(raw);
  }
Exemplo n.º 4
0
 private static void fileTooBig(
     HttpServletResponse res, GitilesView view, LargeObjectException.ExceedsLimit errBig)
     throws IOException {
   if (view.getType() == GitilesView.Type.ROOTED_DOC) {
     log.error(
         String.format(
             "markdown too large: %s/%s %s %s: %s",
             view.getHostName(),
             view.getRepositoryName(),
             view.getRevision(),
             view.getPathPart(),
             errBig.getMessage()));
     res.setStatus(SC_INTERNAL_SERVER_ERROR);
   } else {
     res.sendRedirect(GitilesView.show().copyFrom(view).toUrl());
   }
 }