diff --git includes/interfaces.inc includes/interfaces.inc
index c5a559d..2db2854 100644
--- includes/interfaces.inc
+++ includes/interfaces.inc
@@ -385,19 +385,4 @@ interface VersioncontrolWebviewerUrlHandlerInterface {
    *   or if the two items cannot be diffed for any reason.
    */
   public function getDiffUrl(&$file_item_new, $file_item_old);
-
-  /**
-   * Retrieve the URL of the issue tracker that displays the issue/case/bug page
-   * of an issue id which presumably has been mentioned in a commit message.
-   * As issue tracker URLs are specific to each repository, this also needs
-   * to be given as argument.
-   *
-   * @param $issue_id
-   *   A number that uniquely identifies the mentioned issue/case/bug.
-   *
-   * @return
-   *   The issue tracker URL corresponding to the given arguments.
-   *   An empty string is returned if no issue tracker URL has been defined.
-   */
-  public function getTrackerUrl($issue_id);
 }
diff --git includes/plugins/webviewer_url_handlers/VersioncontrolRepositoryUrlHandler.inc includes/plugins/webviewer_url_handlers/VersioncontrolRepositoryUrlHandler.inc
index 37ac6b7..87cc4f2 100644
--- includes/plugins/webviewer_url_handlers/VersioncontrolRepositoryUrlHandler.inc
+++ includes/plugins/webviewer_url_handlers/VersioncontrolRepositoryUrlHandler.inc
@@ -39,10 +39,10 @@ class VersioncontrolRepositoryUrlHandler implements VersioncontrolWebviewerUrlHa
   }
 
   public function getTemplateUrl($name) {
-    if (empty($this->templateUrls[$name])) {
+    if (!isset($this->templateUrls[$name]) || empty($this->templateUrls[$name])) {
       return '';
     }
-    return sprintf('%s/%s', $this->baseUrl, $this->templateUrls[$name]);
+    return strtr($this->templateUrls[$name], array('%base_url' => $this->baseUrl));
   }
 
   /**
@@ -89,21 +89,18 @@ class VersioncontrolRepositoryUrlHandler implements VersioncontrolWebviewerUrlHa
       $current_branch = $label->name;
     }
 
+    $placeholders = array(
+      '%repo_name' => $this->repository->name,
+      '%path'     => $item->path,
+      '%revision' => $item->revision,
+      '%branch'   => isset($current_branch) ? $current_branch : '',
+    );
+
     if ($item->isFile()) {
-      return strtr($this->getTemplateUrl('file_log_view'), array(
-        '%repo_name' => $this->repository->name,
-        '%path'     => $item->path,
-        '%revision' => $item->revision,
-        '%branch'   => isset($current_branch) ? $current_branch : '',
-      ));
+      return strtr($this->getTemplateUrl('file_log_view'), $placeholders);
     }
     else { // directory
-      return strtr($this->getTemplateUrl('directory_log_view'), array(
-        '%repo_name' => $this->repository->name,
-        '%path'     => $item->path,
-        '%revision' => $item->revision,
-        '%branch'   => isset($current_branch) ? $current_branch : '',
-      ));
+      return strtr($this->getTemplateUrl('directory_log_view'), $placeholders);
     }
   }