markup: Add blockquote render hooks

Closes #12590

2 files changed, 11 insertions, 2 deletions

diff --git a/hugolib/page__per_output.go b/hugolib/page__per_output.go
index 59ba722a8..59cb574df 100644
--- a/hugolib/page__per_output.go
+++ b/hugolib/page__per_output.go
@@ -440,8 +440,8 @@ func (pco *pageContentOutput) initRenderHooks() error {
 			var offset int
 
 			switch v := ctx.(type) {
-			case hooks.CodeblockContext:
-				offset = bytes.Index(source, []byte(v.Inner()))
+			case hooks.PositionerSourceTargetProvider:
+				offset = bytes.Index(source, v.PositionerSourceTarget())
 			}
 
 			pos := pco.po.p.posFromInput(source, offset)
@@ -481,6 +481,11 @@ func (pco *pageContentOutput) initRenderHooks() error {
 				if id != nil {
 					layoutDescriptor.KindVariants = id.(string)
 				}
+			case hooks.BlockquoteRendererType:
+				layoutDescriptor.Kind = "render-blockquote"
+				if id != nil {
+					layoutDescriptor.KindVariants = id.(string)
+				}
 			case hooks.CodeBlockRendererType:
 				layoutDescriptor.Kind = "render-codeblock"
 				if id != nil {
diff --git a/hugolib/site.go b/hugolib/site.go
index 0b089767a..bbf110d1d 100644
--- a/hugolib/site.go
+++ b/hugolib/site.go
@@ -919,6 +919,10 @@ func (hr hookRendererTemplate) RenderPassthrough(cctx context.Context, w io.Writ
 	return hr.templateHandler.ExecuteWithContext(cctx, hr.templ, w, ctx)
 }
 
+func (hr hookRendererTemplate) RenderBlockquote(cctx context.Context, w hugio.FlexiWriter, ctx hooks.BlockquoteContext) error {
+	return hr.templateHandler.ExecuteWithContext(cctx, hr.templ, w, ctx)
+}
+
 func (hr hookRendererTemplate) ResolvePosition(ctx any) text.Position {
 	return hr.resolvePosition(ctx)
 }