correct gramm

app/routes/pdfserver.php

@@ -50,6 +50,7 @@ function pdfs_init($source, $page = 1){
 
     $name = pdfs_hash($source);
     $cachedir = PGDIR.$name.'/';
+    //echo $cachedir;
     $cachefile = $name.'-'.$page.'.pdf';
     $fullcachefile = $cachedir.$cachefile;