1 files changed, 15 insertions, 6 deletions
diff --git a/inc/parser/xhtml.php b/inc/parser/xhtml.php
index 184e62fe3..e3f9a4187 100644
--- a/inc/parser/xhtml.php
+++ b/inc/parser/xhtml.php
@@ -606,7 +606,7 @@ class Doku_Renderer_xhtml extends Doku_Renderer {
         }
 
         //keep hash anchor
-        list($id,$hash) = explode('#',$id,2);
+        @list($id,$hash) = explode('#',$id,2);
         if(!empty($hash)) $hash = $this->_headerToLink($hash);
 
         //prepare for formating
@@ -688,7 +688,7 @@ class Doku_Renderer_xhtml extends Doku_Renderer {
     }
 
     /**
-    */
+     */
     function interwikilink($match, $name = null, $wikiName, $wikiUri) {
         global $conf;
 
@@ -700,19 +700,28 @@ class Doku_Renderer_xhtml extends Doku_Renderer {
         $link['name']   = $this->_getLinkTitle($name, $wikiUri, $isImage);
 
         //get interwiki URL
-        $url = $this->_resolveInterWiki($wikiName,$wikiUri);
+        $exists = null;
+        $url = $this->_resolveInterWiki($wikiName, $wikiUri, $exists);
 
-        if ( !$isImage ) {
-            $class = preg_replace('/[^_\-a-z0-9]+/i','_',$wikiName);
+        if(!$isImage) {
+            $class = preg_replace('/[^_\-a-z0-9]+/i', '_', $wikiName);
             $link['class'] = "interwiki iw_$class";
         } else {
             $link['class'] = 'media';
         }
 
         //do we stay at the same server? Use local target
-        if( strpos($url,DOKU_URL) === 0 ){
+        if(strpos($url, DOKU_URL) === 0 OR strpos($url, DOKU_BASE) === 0) {
             $link['target'] = $conf['target']['wiki'];
         }
+        if($exists !== null && !$isImage) {
+            if($exists) {
+                $link['class'] .= ' wikilink1';
+            } else {
+                $link['class'] .= ' wikilink2';
+                $link['rel'] = 'nofollow';
+            }
+        }
 
         $link['url'] = $url;
         $link['title'] = htmlspecialchars($link['url']);