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| | | package com.gitblit;
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| | | import java.text.MessageFormat;
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| | | import java.util.ArrayList;
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| | | import java.util.List;
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| | | import java.util.Map;
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| | | import javax.servlet.http.HttpServlet;
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| | | import org.eclipse.jgit.lib.ObjectId;
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| | | import org.eclipse.jgit.lib.Repository;
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| | | import org.eclipse.jgit.revwalk.RevCommit;
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| | | import org.slf4j.Logger;
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| | | import org.slf4j.LoggerFactory;
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| | | import com.gitblit.models.FeedEntryModel;
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| | | import com.gitblit.models.RefModel;
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| | | import com.gitblit.models.RepositoryModel;
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| | | import com.gitblit.utils.HttpUtils;
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| | | import com.gitblit.utils.JGitUtils;
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| | | import com.gitblit.utils.StringUtils;
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| | | import com.gitblit.utils.SyndicationUtils;
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| | | import com.gitblit.wicket.WicketUtils;
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| | | /**
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| | | * SyndicationServlet generates RSS 2.0 feeds and feed links.
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| | | * |
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| | | * Access to this servlet is protected by the SyndicationFilter.
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| | | * |
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| | | * @author James Moger
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| | | * |
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| | | */
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| | | public class SyndicationServlet extends HttpServlet {
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| | |
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| | | private static final long serialVersionUID = 1L;
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| | | private transient Logger logger = LoggerFactory.getLogger(SyndicationServlet.class);
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| | |
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| | | /**
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| | | * Create a feed link for the specified repository and branch/tag/commit id.
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| | | * |
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| | | * @param baseURL
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| | | * @param repository
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| | | * the repository name
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| | | * @param objectId
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| | | * the branch, tag, or first commit for the feed
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| | | * @param length
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| | | * the number of commits to include in the feed
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| | | * @return an RSS feed url
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| | | */
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| | | public static String asLink(String baseURL, String repository, String objectId, int length) {
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| | | if (baseURL.length() > 0 && baseURL.charAt(baseURL.length() - 1) == '/') {
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| | | baseURL = baseURL.substring(0, baseURL.length() - 1);
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| | | return url.toString();
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| | | }
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| | |
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| | | /**
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| | | * Determines the appropriate title for a feed.
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| | | * |
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| | | * @param repository
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| | | * @param objectId
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| | | * @return title of the feed
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| | | */
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| | | public static String getTitle(String repository, String objectId) {
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| | | String id = objectId;
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| | | if (!StringUtils.isEmpty(id)) {
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| | | return MessageFormat.format("{0} ({1})", repository, id);
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| | | }
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| | |
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| | | /**
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| | | * Generates the feed content.
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| | | * |
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| | | * @param request
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| | | * @param response
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| | | * @throws javax.servlet.ServletException
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| | | * @throws java.io.IOException
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| | | */
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| | | private void processRequest(javax.servlet.http.HttpServletRequest request,
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| | | javax.servlet.http.HttpServletResponse response) throws javax.servlet.ServletException,
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| | | java.io.IOException {
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| | | String hostURL = WicketUtils.getHostURL(request);
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| | | String url = request.getRequestURI().substring(request.getServletPath().length());
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| | | String servletUrl = request.getContextPath() + request.getServletPath();
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| | | String url = request.getRequestURI().substring(servletUrl.length());
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| | | if (url.charAt(0) == '/' && url.length() > 1) {
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| | | url = url.substring(1);
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| | | }
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| | | String repositoryName = url;
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| | | String objectId = request.getParameter("h");
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| | | String l = request.getParameter("l");
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| | | String page = request.getParameter("pg");
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| | | String searchString = request.getParameter("s");
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| | | Constants.SearchType searchType = Constants.SearchType.COMMIT;
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| | | if (!StringUtils.isEmpty(request.getParameter("st"))) {
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| | | Constants.SearchType type = Constants.SearchType.forName(request.getParameter("st"));
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| | | if (type != null) {
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| | | searchType = type;
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| | | }
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| | | }
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| | | int length = GitBlit.getInteger(Keys.web.syndicationEntries, 25);
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| | | if (StringUtils.isEmpty(objectId)) {
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| | | objectId = org.eclipse.jgit.lib.Constants.HEAD;
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| | | } catch (NumberFormatException x) {
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| | | }
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| | | }
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| | | int offset = 0;
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| | | if (!StringUtils.isEmpty(page)) {
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| | | try {
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| | | offset = length * Integer.parseInt(page);
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| | | } catch (NumberFormatException x) {
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| | | }
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| | | }
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| | |
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| | | response.setContentType("application/rss+xml; charset=UTF-8");
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| | | Repository repository = GitBlit.self().getRepository(repositoryName);
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| | | RepositoryModel model = GitBlit.self().getRepositoryModel(repositoryName);
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| | | List<RevCommit> commits = JGitUtils.getRevLog(repository, objectId, 0, length);
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| | | List<RevCommit> commits;
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| | | if (StringUtils.isEmpty(searchString)) {
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| | | // standard log/history lookup
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| | | commits = JGitUtils.getRevLog(repository, objectId, offset, length);
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| | | } else {
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| | | // repository search
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| | | commits = JGitUtils.searchRevlogs(repository, objectId, searchString, searchType,
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| | | offset, length);
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| | | }
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| | | Map<ObjectId, List<RefModel>> allRefs = JGitUtils.getAllRefs(repository);
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| | | List<FeedEntryModel> entries = new ArrayList<FeedEntryModel>();
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| | | boolean mountParameters = GitBlit.getBoolean(Keys.web.mountParameters, true);
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| | | String urlPattern;
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| | | if (mountParameters) {
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| | | // mounted parameters
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| | | urlPattern = "{0}/commit/{1}/{2}";
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| | | } else {
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| | | // parameterized parameters
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| | | urlPattern = "{0}/commit/?r={1}&h={2}";
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| | | }
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| | | String gitblitUrl = HttpUtils.getGitblitURL(request);
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| | | // convert RevCommit to SyndicatedEntryModel
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| | | for (RevCommit commit : commits) {
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| | | FeedEntryModel entry = new FeedEntryModel();
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| | | entry.title = commit.getShortMessage();
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| | | entry.author = commit.getAuthorIdent().getName();
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| | | entry.link = MessageFormat.format(urlPattern, gitblitUrl,
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| | | StringUtils.encodeURL(model.name), commit.getName());
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| | | entry.published = commit.getCommitterIdent().getWhen();
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| | | entry.contentType = "text/html";
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| | | String message = GitBlit.self().processCommitMessage(model.name,
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| | | commit.getFullMessage());
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| | | entry.content = message;
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| | | entry.repository = model.name;
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| | | entry.branch = objectId; |
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| | | entry.tags = new ArrayList<String>();
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| | | |
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| | | // add commit id and parent commit ids
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| | | entry.tags.add("commit:" + commit.getName());
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| | | for (RevCommit parent : commit.getParents()) {
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| | | entry.tags.add("parent:" + parent.getName());
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| | | }
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| | | |
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| | | // add refs to tabs list
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| | | List<RefModel> refs = allRefs.get(commit.getId());
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| | | if (refs != null && refs.size() > 0) {
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| | | for (RefModel ref : refs) {
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| | | entry.tags.add("ref:" + ref.getName());
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| | | }
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| | | } |
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| | | entries.add(entry);
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| | | }
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| | | String feedLink;
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| | | if (mountParameters) {
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| | | // mounted url
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| | | feedLink = MessageFormat.format("{0}/summary/{1}", gitblitUrl,
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| | | StringUtils.encodeURL(model.name));
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| | | } else {
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| | | // parameterized url
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| | | feedLink = MessageFormat.format("{0}/summary/?r={1}", gitblitUrl,
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| | | StringUtils.encodeURL(model.name));
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| | | }
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| | | try {
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| | | SyndicationUtils.toRSS(hostURL, getTitle(model.name, objectId), model.description,
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| | | model.name, commits, response.getOutputStream());
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| | | SyndicationUtils.toRSS(gitblitUrl, feedLink, getTitle(model.name, objectId),
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| | | model.description, model.name, entries, response.getOutputStream());
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| | | } catch (Exception e) {
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| | | logger.error("An error occurred during feed generation", e);
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| | | }
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