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-rw-r--r--include/functions_category.inc.php9
1 files changed, 9 insertions, 0 deletions
diff --git a/include/functions_category.inc.php b/include/functions_category.inc.php
index 43289ca01..5a4416a18 100644
--- a/include/functions_category.inc.php
+++ b/include/functions_category.inc.php
@@ -538,6 +538,15 @@ FROM '.CATEGORIES_TABLE.' as c
if ( !isset( $cat['id_uppercat'] ) )
continue;
+ // Piwigo before 2.5.3 may have generated inconsistent permissions, ie
+ // private album A1/A2 permitted to user U1 but private album A1 not
+ // permitted to U1.
+ //
+ // TODO 2.7: add an upgrade script to repair permissions and remove this
+ // test
+ if ( !isset($cats[ $cat['id_uppercat'] ]))
+ continue;
+
$parent = & $cats[ $cat['id_uppercat'] ];
$parent['nb_categories']++;