Make ref and relref respect plainIdAnchors

Fixes #813

2 files changed, 8 insertions, 4 deletions

diff --git a/hugolib/page.go b/hugolib/page.go
index 479aa1398..937310467 100644
--- a/hugolib/page.go
+++ b/hugolib/page.go
@@ -78,8 +78,8 @@ type PageMeta struct {
 }
 
 type Position struct {
-	Prev *Page
-	Next *Page
+	Prev          *Page
+	Next          *Page
 	PrevInSection *Page
 	NextInSection *Page
 }
@@ -204,6 +204,10 @@ func (p *Page) getRenderingConfigFlags() map[string]bool {
 	return flags
 }
 
+func (p *Page) isRenderingFlagEnabled(flag string) bool {
+	return p.getRenderingConfigFlags()[flag]
+}
+
 func newPage(filename string) *Page {
 	page := Page{contentType: "",
 		Source: Source{File: *source.NewFile(filename)},
diff --git a/hugolib/site.go b/hugolib/site.go
index c7cbec4e9..f17ff3824 100644
--- a/hugolib/site.go
+++ b/hugolib/site.go
@@ -186,9 +186,9 @@ func (s *SiteInfo) refLink(ref string, page *Page, relative bool) (string, error
 	if refUrl.Fragment != "" {
 		link = link + "#" + refUrl.Fragment
 
-		if refUrl.Path != "" && target != nil {
+		if refUrl.Path != "" && target != nil && !target.isRenderingFlagEnabled("plainIdAnchors") {
 			link = link + ":" + target.UniqueId()
-		} else if page != nil {
+		} else if page != nil && !page.isRenderingFlagEnabled("plainIdAnchors") {
 			link = link + ":" + page.UniqueId()
 		}
 	}