Ticket #18543: wp_mkdir_p.2.diff

wp-includes/functions.php

@@ -2076 +2076 @@
  * @return bool Whether the path was created. True if path already exists.
  */
 function wp_mkdir_p( $target ) {
+        $wrapper = null;
+
+        // strip the protocol 
+        if( wp_is_stream($target) ) {
+                list( $wrapper, $target ) = explode( '://', $target, 2 );
+        }
+
         // from php.net/mkdir user contributed notes
         $target = str_replace( '//', '/', $target );
 
+        // put the wrapper back on the target
+        if( $wrapper !== null ) {
+                $target = $wrapper . '://' . $target;
+        }
+
         // safe mode fails with a trailing slash under certain PHP versions.
         $target = rtrim($target, '/'); // Use rtrim() instead of untrailingslashit to avoid formatting.php dependency.
         if ( empty($target) )