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// Copyright 2015 The Hugo Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package helpers
import (
"bytes"
"html"
"github.com/miekg/mmark"
"github.com/russross/blackfriday"
"github.com/spf13/viper"
)
// Wraps a blackfriday.Renderer, typically a blackfriday.Html
// Enabling Hugo to customise the rendering experience
type HugoHtmlRenderer struct {
blackfriday.Renderer
}
func (renderer *HugoHtmlRenderer) BlockCode(out *bytes.Buffer, text []byte, lang string) {
if viper.GetBool("PygmentsCodeFences") {
opts := viper.GetString("PygmentsOptions")
str := html.UnescapeString(string(text))
out.WriteString(Highlight(str, lang, opts))
} else {
renderer.Renderer.BlockCode(out, text, lang)
}
}
// Wraps a mmark.Renderer, typically a mmark.html
// Enabling Hugo to customise the rendering experience
type HugoMmarkHtmlRenderer struct {
mmark.Renderer
}
func (renderer *HugoMmarkHtmlRenderer) BlockCode(out *bytes.Buffer, text []byte, lang string, caption []byte, subfigure bool, callouts bool) {
if viper.GetBool("PygmentsCodeFences") {
str := html.UnescapeString(string(text))
out.WriteString(Highlight(str, lang, ""))
} else {
renderer.Renderer.BlockCode(out, text, lang, caption, subfigure, callouts)
}
}
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