added new gitrepository browser view

plugins/scm-git-plugin/src/main/java/sonia/scm/web/GitRepositoryViewer.java

@@ -0,0 +1,165 @@
+/**
+ * Copyright (c) 2010, Sebastian Sdorra
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ * 3. Neither the name of SCM-Manager; nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * http://bitbucket.org/sdorra/scm-manager
+ *
+ */
+
+
+
+package sonia.scm.web;
+
+//~--- non-JDK imports --------------------------------------------------------
+
+import org.eclipse.jgit.api.Git;
+import org.eclipse.jgit.api.errors.NoHeadException;
+import org.eclipse.jgit.lib.PersonIdent;
+import org.eclipse.jgit.lib.Repository;
+import org.eclipse.jgit.revwalk.RevCommit;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import sonia.scm.io.RegexResourceProcessor;
+import sonia.scm.io.ResourceProcessor;
+import sonia.scm.util.IOUtil;
+import sonia.scm.util.Util;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.BufferedReader;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.io.PrintWriter;
+
+import java.util.Date;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServletResponse;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class GitRepositoryViewer
+{
+
+  /** Field description */
+  public static final String MIMETYPE_HTML = "text/html";
+
+  /** Field description */
+  public static final String RESOURCE_GITINDEX = "/sonia/scm/git.index.html";
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param response
+   * @param repository
+   * @param repositoryName
+   *
+   * @throws IOException
+   * @throws NoHeadException
+   * @throws ServletException
+   */
+  public void handleRequest(HttpServletResponse response,
+                            Repository repository, String repositoryName)
+          throws IOException, ServletException, NoHeadException
+  {
+    response.setContentType(MIMETYPE_HTML);
+
+    ResourceProcessor processor = new RegexResourceProcessor();
+
+    processor.addVariable("name", repositoryName);
+
+    StringBuilder sb = new StringBuilder();
+
+    if (!repository.getAllRefs().isEmpty())
+    {
+      Git git = new Git(repository);
+
+      for (RevCommit commit : git.log().call())
+      {
+        appendCommit(sb, commit);
+      }
+    }
+
+    processor.addVariable("commits", sb.toString());
+
+    BufferedReader reader = null;
+    PrintWriter writer = null;
+
+    try
+    {
+      reader = new BufferedReader(
+          new InputStreamReader(
+              GitRepositoryViewer.class.getResourceAsStream(
+                RESOURCE_GITINDEX)));
+      writer = response.getWriter();
+      processor.process(reader, writer);
+    }
+    finally
+    {
+      IOUtil.close(reader);
+      IOUtil.close(writer);
+    }
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param sb
+   * @param commit
+   */
+  private void appendCommit(StringBuilder sb, RevCommit commit)
+  {
+    sb.append("<tr><td class=\"small\">");
+
+    long time = commit.getCommitTime();
+
+    sb.append(Util.formatDate(new Date(time * 1000)));
+    sb.append("</td><td class=\"small\">");
+
+    PersonIdent person = commit.getCommitterIdent();
+
+    if (person != null)
+    {
+      String name = person.getName();
+
+      if (Util.isNotEmpty(name))
+      {
+        sb.append(name);
+      }
+    }
+
+    sb.append("</td><td>").append(commit.getFullMessage());
+    sb.append("</td></tr>");
+  }
+}

plugins/scm-git-plugin/src/main/java/sonia/scm/web/ScmGitServlet.java

@@ -39,15 +39,17 @@ import com.google.inject.Inject;
 import com.google.inject.Singleton;
 
 import org.eclipse.jgit.http.server.GitServlet;
+import org.eclipse.jgit.http.server.resolver.RepositoryResolver;
+import org.eclipse.jgit.lib.Repository;
 
 import sonia.scm.repository.GitRepositoryHandler;
-import sonia.scm.util.IOUtil;
 
 //~--- JDK imports ------------------------------------------------------------
 
 import java.io.IOException;
-import java.io.InputStream;
-import java.io.OutputStream;
+
+import java.util.regex.Matcher;
+import java.util.regex.Pattern;
 
 import javax.servlet.ServletException;
 import javax.servlet.http.HttpServletRequest;
@@ -61,18 +63,16 @@ import javax.servlet.http.HttpServletResponse;
 public class ScmGitServlet extends GitServlet
 {
 
-  /** Field description */
-  public static final String MIMETYPE_HTML = "text/html";
-
   /** Field description */
   public static final String REGEX_GITHTTPBACKEND =
     "(?x)^/git/(.*/(HEAD|info/refs|objects/(info/[^/]+|[0-9a-f]{2}/[0-9a-f]{38}|pack/pack-[0-9a-f]{40}\\.(pack|idx))|git-(upload|receive)-pack))$";
 
   /** Field description */
-  public static final String RESOURCE_GITINDEX = "/sonia/scm/git.index.html";
+  private static final long serialVersionUID = -7712897339207470674L;
 
   /** Field description */
-  private static final long serialVersionUID = -7712897339207470674L;
+  private static final Pattern REGEX_REPOSITORYNAME =
+    Pattern.compile("/git/([^/]+)/?.*");
 
   //~--- constructors ---------------------------------------------------------
 
@@ -85,7 +85,8 @@ public class ScmGitServlet extends GitServlet
   @Inject
   public ScmGitServlet(GitRepositoryHandler handler)
   {
-    setRepositoryResolver(new GitRepositoryResolver(handler.getConfig()));
+    resolver = new GitRepositoryResolver(handler.getConfig());
+    setRepositoryResolver(resolver);
   }
 
   //~--- methods --------------------------------------------------------------
@@ -113,7 +114,7 @@ public class ScmGitServlet extends GitServlet
     }
     else
     {
-      printGitInformation(response);
+      printGitInformation(request, response);
     }
   }
 
@@ -121,29 +122,49 @@ public class ScmGitServlet extends GitServlet
    * Method description
    *
    *
+   *
+   * @param request
    * @param response
    *
    * @throws IOException
    * @throws ServletException
    */
-  private void printGitInformation(HttpServletResponse response)
+  private void printGitInformation(HttpServletRequest request,
+                                   HttpServletResponse response)
           throws ServletException, IOException
   {
-    response.setContentType(MIMETYPE_HTML);
-
-    InputStream input = null;
-    OutputStream output = null;
+    String uri = getRelativePath(request);
+    Matcher m = REGEX_REPOSITORYNAME.matcher(uri);
+    String name = null;
+    Repository repository = null;
 
     try
     {
-      input = ScmGitServlet.class.getResourceAsStream(RESOURCE_GITINDEX);
-      output = response.getOutputStream();
-      IOUtil.copy(input, output);
+      if (m.matches())
+      {
+        name = m.group(1);
+        repository = resolver.open(request, name);
+      }
+
+      if (repository != null)
+      {
+        new GitRepositoryViewer().handleRequest(response, repository, name);
+      }
+      else
+      {
+        response.sendError(HttpServletResponse.SC_NOT_FOUND);
+      }
+    }
+    catch (Exception ex)
+    {
+      throw new ServletException(ex);
     }
     finally
     {
-      IOUtil.close(input);
-      IOUtil.close(output);
+      if (repository != null)
+      {
+        repository.close();
+      }
     }
   }
 
@@ -161,4 +182,9 @@ public class ScmGitServlet extends GitServlet
   {
     return request.getRequestURI().substring(request.getContextPath().length());
   }
+
+  //~--- fields ---------------------------------------------------------------
+
+  /** Field description */
+  private RepositoryResolver resolver;
 }