Ticket #45469: 45469.2.diff

src/wp-includes/script-loader.php

@@ -178 +178 @@
                         continue;
                 }
 
+                $src = $scripts->registered[ $handle ]->src;
+                $ver = $scripts->registered[ $handle ]->ver;
+
+                if ( ! preg_match( '|^(https?:)?//|', $src ) && ! ( $scripts->content_url && 0 === strpos( $src, $scripts->content_url ) ) ) {
+                        $src = $scripts->base_url . $src;
+                }
+
+                if ( ! empty( $ver ) ) {
+                        $src = add_query_arg( 'ver', $ver, $src );
+                }
+
+                /** This filter is documented in wp-includes/class.wp-scripts.php */
+                $src = esc_url( apply_filters( 'script_loader_src', $src, $handle ) );
+
+                if ( ! $src ) {
+                        continue;
+                }
+
                 $polyfill .= (
                         // Test presence of feature...
                         '( ' . $test . ' ) || ' .
@@ -185 +203 @@
                         // at the `document.write`. Its caveat of synchronous mid-stream
                         // blocking write is exactly the behavior we need though.
                         'document.write( \'<script src="' .
-                        esc_url( $scripts->registered[ $handle ]->src ) .
+                        $src .
                         '"></scr\' + \'ipt>\' );'
                 );
         }