Inserted test whether the resource 'uploadsource' is already registered.

Bug: 65530

Change-Id: I1b82d6dc6a37792d4e7b7d01316802ea4d38a88b

diff --git a/includes/Import.php b/includes/Import.php
index 743037c..4940c19 100644 (file)
--- a/includes/Import.php
+++ b/includes/Import.php
@@ -45,7 +45,9 @@ class WikiImporter {
        function __construct( $source ) {
                $this->reader = new XMLReader();
 
-               stream_wrapper_register( 'uploadsource', 'UploadSourceAdapter' );
+               if ( !in_array(  'uploadsource', stream_get_wrappers() ) ) {
+                       stream_wrapper_register( 'uploadsource', 'UploadSourceAdapter' );
+               }
                $id = UploadSourceAdapter::registerSource( $source );
                if ( defined( 'LIBXML_PARSEHUGE' ) ) {
                        $this->reader->open( "uploadsource://$id", null, LIBXML_PARSEHUGE );