Index: src/main/java/hudson/plugins/bazaar/BazaarRepositoryBrowser.java
===============================================================
--- src/main/java/hudson/plugins/bazaar/BazaarRepositoryBrowser.java	(revision 30369)
+++ src/main/java/hudson/plugins/bazaar/BazaarRepositoryBrowser.java	(working copy)
@@ -30,4 +30,11 @@ public abstract class BazaarRepositoryBrowser extends RepositoryBrowser<BazaarCh
      */
     public abstract URL getFileLink(BazaarAffectedFile affectedFile) throws IOException;
 
+    protected static boolean isRenaming(BazaarAffectedFile affectedFile) {
+        return affectedFile.getOldPath() != null;
+    }
+
+    protected static boolean isFolderPath(String path) {
+        return path.endsWith("/");
+    }
 }
Index: src/main/java/hudson/plugins/bazaar/browsers/Loggerhead.java
===============================================================
--- src/main/java/hudson/plugins/bazaar/browsers/Loggerhead.java	(revision 30369)
+++ src/main/java/hudson/plugins/bazaar/browsers/Loggerhead.java	(working copy)
@@ -48,10 +48,6 @@ public class Loggerhead extends BazaarRepositoryBrowser {
         return url;
     }
 
-    private static boolean isRenaming(BazaarAffectedFile affectedFile) {
-        return affectedFile.getOldPath() != null;
-    }
-
     @Override
     public URL getFileLink(BazaarAffectedFile affectedFile) throws IOException {
         String path = affectedFile.getPath().trim();
@@ -69,10 +65,6 @@ public class Loggerhead extends BazaarRepositoryBrowser {
         return browsingType;
     }
 
-    private static boolean isFolderPath(String path) {
-        return path.endsWith("/");
-    }
-
 
     @Extension
     public static final DescriptorImpl DESCRIPTOR = new DescriptorImpl();
Index: src/main/java/hudson/plugins/bazaar/browsers/OpenGrok.java
===============================================================
--- src/main/java/hudson/plugins/bazaar/browsers/OpenGrok.java	(revision 0)
+++ src/main/java/hudson/plugins/bazaar/browsers/OpenGrok.java	(revision 0)
@@ -0,0 +1,109 @@
+package hudson.plugins.bazaar.browsers;
+
+import hudson.Extension;
+import hudson.model.Descriptor;
+import hudson.plugins.bazaar.BazaarAffectedFile;
+import hudson.plugins.bazaar.BazaarChangeSet;
+import hudson.plugins.bazaar.BazaarRepositoryBrowser;
+import hudson.scm.EditType;
+import hudson.scm.RepositoryBrowser;
+
+import java.io.IOException;
+import java.net.URL;
+
+import org.kohsuke.stapler.DataBoundConstructor;
+
+/**
+ * {@link RepositoryBrowser} for OpenGrok.
+ *
+ * @author Alexandre Garnier <zigarn@dev.java.net>
+ */
+public class OpenGrok extends BazaarRepositoryBrowser {
+
+    /**
+     * The URL of the OpenGrok repository.
+     *
+     * This is normally like <tt>http://src.opensolaris.org/source/</tt>
+     * Normalized to have '/' at the tail.
+     */
+    public final URL url;
+
+    /**
+     * Root Bazaar module name (like 'foo/bar' &mdash; normalized to
+     * have no leading nor trailing slash.) Can be empty.
+     */
+    private final String rootModule;
+
+    @DataBoundConstructor
+    public OpenGrok(URL url, String rootModule) {
+        this.url = normalizeToEndWithSlash(url);
+
+        // normalize
+        rootModule = rootModule.trim();
+        if(rootModule.startsWith("/"))
+            rootModule = rootModule.substring(1);
+        if(rootModule.endsWith("/"))
+            rootModule = rootModule.substring(0,rootModule.length()-1);
+
+        this.rootModule = rootModule;
+    }
+
+    @Override
+    public URL getChangeSetLink(BazaarChangeSet changeSet) throws IOException {
+        return null;
+    }
+
+    @Override
+    public URL getDiffLink(BazaarAffectedFile affectedFile) throws IOException {
+        URL url = null;
+        String path = affectedFile.getPath().trim();
+        if (affectedFile.getEditType() == EditType.EDIT && ! isFolderPath(path) && ! isRenaming(affectedFile)) {
+            int revision = extractRevision(affectedFile);
+            path = getFullPath(path);
+            url = new URL(this.url, String.format("./diff/%s?r1=/%s@%s&r2=/%s@%s",path,
+                                                                                  path,
+                                                                                  revision-1,
+                                                                                  path,
+                                                                                  revision));
+        }
+        return url;
+    }
+
+    @Override
+    public URL getFileLink(BazaarAffectedFile affectedFile) throws IOException {
+        URL url = null;
+        String path = affectedFile.getPath().trim();
+        if (affectedFile.getEditType() == EditType.EDIT && ! isFolderPath(path) && ! isRenaming(affectedFile)) {
+            int revision = extractRevision(affectedFile);
+            path = getFullPath(path);
+            url = new URL(this.url, String.format("./xref/%s?r=%s", path, revision));
+        }
+        return url;
+    }
+
+    private static int extractRevision(BazaarAffectedFile affectedFile) {
+        return Integer.valueOf(affectedFile.getChangeSet().getRevision());
+    }
+
+    private String getFullPath(String path) {
+        return this.rootModule + "/" + path;
+    }
+
+    @Extension
+    public static final DescriptorImpl DESCRIPTOR = new DescriptorImpl();
+
+    public Descriptor<RepositoryBrowser<?>> getDescriptor() {
+        return DESCRIPTOR;
+    }
+
+    public static class DescriptorImpl extends Descriptor<RepositoryBrowser<?>> {
+        public DescriptorImpl() {
+            super(OpenGrok.class);
+        }
+
+        @Override
+        public String getDisplayName() {
+            return "OpenGrok";
+        }
+    }
+}
Index: src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/config.jelly
===============================================================
--- src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/config.jelly	(revision 0)
+++ src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/config.jelly	(revision 0)
@@ -0,0 +1,8 @@
+<j:jelly xmlns:j="jelly:core" xmlns:f="/lib/form">
+  <f:entry title="URL" field="url">
+    <f:textbox />
+  </f:entry>
+  <f:entry title="Root module" field="rootModule">
+    <f:textbox />
+  </f:entry>
+</j:jelly>
Index: src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-rootModule.html
===============================================================
--- src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-rootModule.html	(revision 0)
+++ src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-rootModule.html	(revision 0)
@@ -0,0 +1,5 @@
+<div>
+  Specify the root Bazaar module that this OpenGrok monitors.
+  For example, for <tt>http://src.opensolaris.org/source/xref/opengrok/trunk/</tt>,
+  this field would be <tt>opengrok/trunk/</tt> because it displays the directory "/opengrok/trunk/".
+</div>
\ No newline at end of file
Index: src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-rootModule_fr.html
===============================================================
--- src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-rootModule_fr.html	(revision 0)
+++ src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-rootModule_fr.html	(revision 0)
@@ -0,0 +1,5 @@
+<div>
+  Spécifiez ici le module racine Bazaar que cet OpenGrok obsverve.
+  Par exemple, pour <tt>http://src.opensolaris.org/source/xref/opengrok/trunk/</tt>,
+  ce champ serait <tt>opengrok/trunk</tt> car il affiche le répertoire "/opengrok/trunk".
+</div>
\ No newline at end of file
Index: src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-url.html
===============================================================
--- src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-url.html	(revision 0)
+++ src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-url.html	(revision 0)
@@ -0,0 +1,5 @@
+<div>
+  The repository browser URL for the root of the project.
+  For example, the <tt>OpenGrok</tt> project would use
+  <tt>http://src.opensolaris.org/source/</tt>.
+</div>
Index: src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-url_fr.html
===============================================================
--- src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-url_fr.html	(revision 0)
+++ src/main/resources/hudson/plugins/bazaar/browsers/OpenGrok/help-url_fr.html	(revision 0)
@@ -0,0 +1,5 @@
+<div>
+  L'URL racine du projet pour le navigateur de l'outil de gestion de configuration du code.
+  Par exemple, pour le projet <tt>OpenGrok</tt>&nbsp;:
+  <tt>http://src.opensolaris.org/source/</tt>.
+</div>