Ticket #16950: 16950.patch

wp-includes/class-http.php

@@ -1147 +1147 @@
                 // themselves... Although, it is somewhat pointless without some reference.
                 do_action_ref_array( 'http_api_curl', array(&$handle) );
 
+                $theResponse = curl_exec( $handle );
+                $result = apply_filters( 'curl_transport_exec', array( false, $theResponse, $r ), $handle );
+                if ( $result && is_array( $result ) && array_shift( $result ) && 2 === count( $result ) ) {
+                        list( $theResponse, $r ) = $result;
+                }
+
                 // We don't need to return the body, so don't. Just execute request and return.
                 if ( ! $r['blocking'] ) {
-                        curl_exec( $handle );
                         curl_close( $handle );
                         return array( 'headers' => array(), 'body' => '', 'response' => array('code' => false, 'message' => false), 'cookies' => array() );
                 }
 
-                $theResponse = curl_exec( $handle );
-
                 if ( !empty($theResponse) ) {
                         $headerLength = curl_getinfo($handle, CURLINFO_HEADER_SIZE);
                         $theHeaders = trim( substr($theResponse, 0, $headerLength) );