diff --git a/src/applications/phame/storage/PhameBlog.php b/src/applications/phame/storage/PhameBlog.php
--- a/src/applications/phame/storage/PhameBlog.php
+++ b/src/applications/phame/storage/PhameBlog.php
@@ -169,7 +169,7 @@
   }
 
   public function getLiveURI() {
-    if (strlen($this->getDomain())) {
+    if (phutil_nonempty_string($this->getDomain())) {
       return $this->getExternalLiveURI();
     } else {
       return $this->getInternalLiveURI();