Handling of non-jp2 image formats using ImageMagick's convert

[bookreader.git] / BookReaderIA / datanode / flipbook_search_br.php

diff --git a/BookReaderIA/datanode/flipbook_search_br.php b/BookReaderIA/datanode/flipbook_search_br.php
index 90ef2c6..ea95e52 100644 (file)
--- a/BookReaderIA/datanode/flipbook_search_br.php
+++ b/BookReaderIA/datanode/flipbook_search_br.php
@@ -136,6 +136,8 @@ else
   fatal("Unknown format request. ");
 }
  
+// Ensure file is readable
+checkPrivs($url);
 
 // This looks like where we load the djvu.xml - $$$ and rapidly exhaust memory for large books such as OED
 if (!($document = file_get_contents($url)))
@@ -309,5 +311,12 @@ function debug_msg($msg, $level)
   }
 }
 
+function checkPrivs($filename) {
+    if (!is_readable($filename)) {
+        header('HTTP/1.1 403 Forbidden');
+        exit(0);
+    }
+}
+
 
 ?>