Fix stupid error on template loading for nonexisting templates

diff --git a/includes/Article.php b/includes/Article.php
index 7dd7584..1d1c2ba 100644 (file)
--- a/includes/Article.php
+++ b/includes/Article.php
@@ -327,16 +327,26 @@ class Article {
                if( $oldid ) {
                        $revision = Revision::newFromId( $oldid );
                        if( is_null( $revision ) ) {
+                               wfDebug( "$fname failed to retrieve specified revision, id $oldid\n" );
                                return false;
                        }
                        $data = $this->pageDataFromId( $dbr, $revision->getPage() );
                        if( !$data ) {
+                               wfDebug( "$fname failed to get page data linked to revision id $oldid\n" );
                                return false;
                        }
                        $this->mTitle = Title::makeTitle( $data->page_namespace, $data->page_title );
                } else {
                        $data = $this->pageDataFromTitle( $dbr, $this->mTitle );
+                       if( !$data ) {
+                               wfDebug( "$fname failed to find page data for title " . $this->mTitle->getPrefixedText() . "\n" );
+                               return false;
+                       }
                        $revision = Revision::newFromId( $data->page_latest );
+                       if( is_null( $revision ) ) {
+                               wfDebug( "$fname failed to retrieve current page, rev_id $data->page_latest\n" );
+                               return false;
+                       }
                }
 
                # If we got a redirect, follow it (unless we've been told