fix #2236 @0.5

diff --git a/inc/ws/Util/html5/master/class.ws.html5.seo.php b/inc/ws/Util/html5/master/class.ws.html5.seo.php
index d46df167b493d4347b85cf51bf22e36fa63cc8b7..acb1a5a9bf5fdaef8d33182065df5ebe729ae841 100644 (file)
--- a/inc/ws/Util/html5/master/class.ws.html5.seo.php
+++ b/inc/ws/Util/html5/master/class.ws.html5.seo.php
@@ -94,7 +94,16 @@ class wsHTML5Seo
        {\r
                $res = $this->compiler->book->parametres->title;\r
                foreach ($this->compiler->book->chapters as $chapter) {\r
+                       if (trim($chapter->label, "\t\r\n\0\x0B-+") == '') {\r
+                               continue;\r
+                       }\r
+                       if($chapter->page==''){\r
+                               continue;\r
+                       }\r
                        $p = $this->compiler->virtualToPhysical($chapter->page);\r
+                       if ($p == '') {\r
+                               continue;\r
+                       }\r
                        if ($page < $p) {\r
                                continue;\r
                        }\r