From: Bjørn Erik Pedersen <bjorn.erik.pedersen@gmail.com>
Date: Sun, 15 Apr 2018 21:17:50 +0000 (+0200)
Subject: tpl/urls: Add anchorize template func
X-Git-Tag: v0.39~9
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=4dba6ce15ae9b5208b1e2d68c96d7b1dce0a07ab;p=brevno-suite%2Fhugo

tpl/urls: Add anchorize template func
---

diff --git a/tpl/urls/init.go b/tpl/urls/init.go
index c48fe8ca..debaaabf 100644
--- a/tpl/urls/init.go
+++ b/tpl/urls/init.go
@@ -59,6 +59,13 @@ func init() {
 			[][2]string{},
 		)
 
+		ns.AddMethodMapping(ctx.Anchorize,
+			[]string{"anchorize"},
+			[][2]string{
+				{`{{ "This is a title" | anchorize }}`, `this-is-a-title`},
+			},
+		)
+
 		return ns
 
 	}
diff --git a/tpl/urls/urls.go b/tpl/urls/urls.go
index a9f8f4f7..b93c7cad 100644
--- a/tpl/urls/urls.go
+++ b/tpl/urls/urls.go
@@ -16,6 +16,9 @@ package urls
 import (
 	"errors"
 	"fmt"
+
+	"github.com/russross/blackfriday"
+
 	"html/template"
 	"net/url"
 
@@ -78,6 +81,15 @@ func (ns *Namespace) URLize(a interface{}) (string, error) {
 	return ns.deps.PathSpec.URLize(s), nil
 }
 
+// Anchorize creates sanitized anchor names that are compatible with Blackfriday.
+func (ns *Namespace) Anchorize(a interface{}) (string, error) {
+	s, err := cast.ToStringE(a)
+	if err != nil {
+		return "", nil
+	}
+	return blackfriday.SanitizedAnchorName(s), nil
+}
+
 type reflinker interface {
 	Ref(refs ...string) (string, error)
 	RelRef(refs ...string) (string, error)