From 87410d2692fc3c43a671e738a1ee96cb663823d2 Mon Sep 17 00:00:00 2001 From: Felix Arntz Date: Mon, 16 Oct 2017 22:54:01 +0000 Subject: [PATCH] Role/Capability: Prevent a fatal error when checking a language capability early or in the frontend. The meta capabilities `install_languages` and `update_languages` rely on the admin function `wp_can_install_language_pack()`. That function in turn relies on `request_filesystem_credentials()`, so it needs to be ensured that this function is available as well. Fixes #42230. git-svn-id: https://develop.svn.wordpress.org/trunk@41885 602fd350-edb4-49c9-b593-d223f7449a82 --- src/wp-includes/capabilities.php | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/wp-includes/capabilities.php b/src/wp-includes/capabilities.php index 2279c16b62..e744175c9c 100644 --- a/src/wp-includes/capabilities.php +++ b/src/wp-includes/capabilities.php @@ -432,6 +432,10 @@ function map_meta_cap( $cap, $user_id ) { break; case 'install_languages': case 'update_languages': + if ( ! function_exists( 'request_filesystem_credentials' ) ) { + require_once( ABSPATH . 'wp-admin/includes/file.php' ); + } + if ( ! function_exists( 'wp_can_install_language_pack' ) ) { require_once( ABSPATH . 'wp-admin/includes/translation-install.php' ); }