Added rel='nofollow' attribute to the 'missing link'

Author: rjollos

trac/resource.py

@@ -431,9 +431,10 @@ def render_resource_link(env, context, resource, format='default'):
     from genshi.builder import Element, tag
     link = get_resource_description(env, resource, format, context=context)
     if not isinstance(link, Element):
-        class_ = 'missing' if not resource_exists(env, resource) else None
-        link = tag.a(link, class_=class_,
-                     href=get_resource_url(env, resource, context.href))
+        exists = resource_exists(env, resource)
+        link = tag.a(link, class_='missing' if not exists else None,
+                     href=get_resource_url(env, resource, context.href),
+                     rel='nofollow' if not exists else None)
 
     return link
 

trac/tests/resource.py

@@ -66,7 +66,8 @@ def test_render_missing_Link_missing_resource(self):
         wp = WikiPage(self.env, 'WikiStart')
         context = web_context(self.req)
         link = resource.render_resource_link(self.env, context, wp.resource)
-        html = '<a class="missing" href="/trac.cgi/wiki/WikiStart">WikiStart</a>'
+        html = '<a class="missing" href="/trac.cgi/wiki/WikiStart" ' + \
+               'rel="nofollow">WikiStart</a>'
         self.assertEqual(html, str(link))