Media: Fix deletion of files when using stream wrappers.

This fixes a bug introduced in [43392] which breaks file deletion on systems using stream wrappers, due to limitations of `realpath()`.

Props antonypuckey, pfiled.
Fixes #44563.


git-svn-id: https://develop.svn.wordpress.org/trunk@45177 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Joe McGill 2019-04-12 20:00:42 +00:00
parent 05981179e4
commit 5021d218ef
1 changed files with 16 additions and 3 deletions

View File

@ -1830,6 +1830,14 @@ function wp_mkdir_p( $target ) {
* @return bool True if path is absolute, false is not absolute.
*/
function path_is_absolute( $path ) {
/*
* Check to see if the path is a stream and check to see if its an actual
* path or file as realpath() does not support stream wrappers.
*/
if ( wp_is_stream( $path ) && ( is_dir( $path ) || is_file( $path ) ) ) {
return true;
}
/*
* This is definitive if true but fails if $path does not exist or contains
* a symbolic link.
@ -6269,10 +6277,15 @@ function wp_delete_file( $file ) {
* @return bool True on success, false on failure.
*/
function wp_delete_file_from_directory( $file, $directory ) {
$real_file = realpath( wp_normalize_path( $file ) );
$real_directory = realpath( wp_normalize_path( $directory ) );
if ( wp_is_stream( $file ) ) {
$real_file = wp_normalize_path( $file );
$real_directory = wp_normalize_path( $directory );
} else {
$real_file = realpath( wp_normalize_path( $file ) );
$real_directory = realpath( wp_normalize_path( $directory ) );
}
if ( false === $real_file || false === $real_directory || strpos( wp_normalize_path( $real_file ), trailingslashit( wp_normalize_path( $real_directory ) ) ) !== 0 ) {
if ( false === $real_file || false === $real_directory || strpos( $real_file, trailingslashit( $real_directory ) ) !== 0 ) {
return false;
}