# This patch file was generated by NetBeans IDE
# This patch can be applied using context Tools: Apply Diff Patch action on respective folder.
# It uses platform neutral UTF-8 encoding.
# Above lines and this line are ignored by the patching process.
Index: moodle/mod/resource/db/upgrade.php
--- moodle/mod/resource/db/upgrade.php Base (1.5.2.1)
+++ moodle/mod/resource/db/upgrade.php Locally Modified (Based On 1.5.2.1)
@@ -63,8 +63,29 @@
         }
     }
 
-//===== 1.9.0 upgrade line ======//
+//Set 'Show navigation' setting to "Yes, without frame" for PDF file resources
+//Explanation: due to MDL-20320 bug, PDF can now be displayed as 'No', 'Yes, with frame' and 'Yes, without frame'.
+//The default being 'no', PDF resources on previous installations need to be set back to 'Yes, without frame'
+if ($result && $oldversion < 2007101511) {
+    //retrieve all file resources
+    $resources = get_records('resource', 'type', 'file');
 
+    foreach ($resources as $resource) {
+    //test if filename end by pdf
+        if (strcmp(substr($resource->reference, strlen($resource->reference)-4, 4), '.pdf')===0) {
+            //check that the 'Show navigation setting' is set to 'no' or 'yes, with frame'
+            //(it could be set to forcedownload, and we don't want to change it in this case)
+            if (empty($resource->options) || $resource->options == 'frame' ) {
+                //set the 'Show navigation' settings to 'yes, without frame'
+                $resource->options = 'objectframe';
+                //update the resource
+                update_record('resource',$resource);
+            }
+        }
+    }
+}
+
+//===== 1.9.0 upgrade line ======//
     return $result;
 }
 
Index: moodle/mod/resource/version.php
--- moodle/mod/resource/version.php Base (1.36.2.1)
+++ moodle/mod/resource/version.php Locally Modified (Based On 1.36.2.1)
@@ -5,8 +5,8 @@
 //  This fragment is called by /admin/index.php
 ////////////////////////////////////////////////////////////////////////////////
 
-$module->version  = 2007101509;
-$module->requires = 2007101509;  // Requires this Moodle version
+$module->version  = 2007101511;
+$module->requires = 2007101511;  // Requires this Moodle version
 $module->cron     = 0;
 
 ?>