WordPress 4.7.1-scripts

[autoinstalls/wordpress.git] / wp-admin / includes / class-wp-filesystem-ftpext.php

diff --git a/wp-admin/includes/class-wp-filesystem-ftpext.php b/wp-admin/includes/class-wp-filesystem-ftpext.php
index 38536a0ea9d37a60e1bdfc862f58a64f581d069d..f337c733c835bd7fd717d69a817b1b4705c1df3b 100644 (file)
--- a/wp-admin/includes/class-wp-filesystem-ftpext.php
+++ b/wp-admin/includes/class-wp-filesystem-ftpext.php
@@ -116,11 +116,16 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
                $tempfile = wp_tempnam($file);
                $temp = fopen($tempfile, 'w+');
 
-               if ( ! $temp )
+               if ( ! $temp ) {
+                       unlink( $tempfile );
                        return false;
+               }
 
-               if ( ! @ftp_fget($this->link, $temp, $file, FTP_BINARY ) )
+               if ( ! @ftp_fget( $this->link, $temp, $file, FTP_BINARY ) ) {
+                       fclose( $temp );
+                       unlink( $tempfile );
                        return false;
+               }
 
                fseek( $temp, 0 ); // Skip back to the start of the file being written to
                $contents = '';
@@ -154,8 +159,11 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
        public function put_contents($file, $contents, $mode = false ) {
                $tempfile = wp_tempnam($file);
                $temp = fopen( $tempfile, 'wb+' );
-               if ( ! $temp )
+
+               if ( ! $temp ) {
+                       unlink( $tempfile );
                        return false;
+               }
 
                mbstring_binary_safe_encoding();
 
@@ -326,16 +334,14 @@ class WP_Filesystem_FTPext extends WP_Filesystem_Base {
         * @param string $file
         * @return bool
         */
-       public function exists( $file ) {
-               $path = dirname( $file );
-               $filename = basename( $file );
+       public function exists($file) {
+               $list = @ftp_nlist($this->link, $file);
 
-               $file_list = @ftp_nlist( $this->link, '-a ' . $path );
-               if ( $file_list ) {
-                       $file_list = array_map( 'basename', $file_list );
+               if ( empty( $list ) && $this->is_dir( $file ) ) {
+                       return true; // File is an empty directory.
                }
 
-               return $file_list && in_array( $filename, $file_list );
+               return !empty($list); //empty list = no file, so invert.
        }
 
        /**