hugolib: Fix image cache-clearing for sub-languages

Fixes #5084

diff --git a/hugolib/page_collections.go b/hugolib/page_collections.go
index 2b2cfed0fb069728a9df4f230b327cc9874a765e..fd4b6054dbcf71cf17d0ceccff0cdac194b12994 100644 (file)
--- a/hugolib/page_collections.go
+++ b/hugolib/page_collections.go
@@ -319,10 +319,6 @@ func (c *PageCollections) replacePage(page *Page) {
 
 func (c *PageCollections) clearResourceCacheForPage(page *Page) {
        if len(page.Resources) > 0 {
-               first := page.Resources[0]
-               dir := path.Dir(first.RelPermalink())
-               dir = strings.TrimPrefix(dir, page.LanguagePrefix())
-               dir = strings.TrimPrefix(dir, page.s.BaseURL.Path())
-               page.s.ResourceSpec.DeleteCacheByPrefix(dir)
+               page.s.ResourceSpec.DeleteCacheByPrefix(page.relTargetPathBase)
        }
 }