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// Copyright 2019 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 markup_config
import (
"github.com/gohugoio/hugo/common/maps"
"github.com/gohugoio/hugo/config"
"github.com/gohugoio/hugo/docshelper"
"github.com/gohugoio/hugo/markup/asciidocext/asciidocext_config"
"github.com/gohugoio/hugo/markup/blackfriday/blackfriday_config"
"github.com/gohugoio/hugo/markup/goldmark/goldmark_config"
"github.com/gohugoio/hugo/markup/highlight"
"github.com/gohugoio/hugo/markup/tableofcontents"
"github.com/gohugoio/hugo/parser"
"github.com/mitchellh/mapstructure"
)
type Config struct {
// Default markdown handler for md/markdown extensions.
// Default is "goldmark".
// Before Hugo 0.60 this was "blackfriday".
DefaultMarkdownHandler string
Highlight highlight.Config
TableOfContents tableofcontents.Config
// Content renderers
Goldmark goldmark_config.Config
BlackFriday blackfriday_config.Config
AsciidocExt asciidocext_config.Config
}
func Decode(cfg config.Provider) (conf Config, err error) {
conf = Default
m := cfg.GetStringMap("markup")
if m == nil {
return
}
normalizeConfig(m)
err = mapstructure.WeakDecode(m, &conf)
if err != nil {
return
}
if err = applyLegacyConfig(cfg, &conf); err != nil {
return
}
if err = highlight.ApplyLegacyConfig(cfg, &conf.Highlight); err != nil {
return
}
return
}
func normalizeConfig(m map[string]interface{}) {
v, err := maps.GetNestedParam("goldmark.parser", ".", m)
if err != nil {
return
}
vm := maps.ToStringMap(v)
// Changed from a bool in 0.81.0
if vv, found := vm["attribute"]; found {
if vvb, ok := vv.(bool); ok {
vm["attribute"] = goldmark_config.ParserAttribute{
Title: vvb,
}
}
}
}
func applyLegacyConfig(cfg config.Provider, conf *Config) error {
if bm := cfg.GetStringMap("blackfriday"); bm != nil {
// Legacy top level blackfriday config.
err := mapstructure.WeakDecode(bm, &conf.BlackFriday)
if err != nil {
return err
}
}
if conf.BlackFriday.FootnoteAnchorPrefix == "" {
conf.BlackFriday.FootnoteAnchorPrefix = cfg.GetString("footnoteAnchorPrefix")
}
if conf.BlackFriday.FootnoteReturnLinkContents == "" {
conf.BlackFriday.FootnoteReturnLinkContents = cfg.GetString("footnoteReturnLinkContents")
}
return nil
}
var Default = Config{
DefaultMarkdownHandler: "goldmark",
TableOfContents: tableofcontents.DefaultConfig,
Highlight: highlight.DefaultConfig,
Goldmark: goldmark_config.Default,
BlackFriday: blackfriday_config.Default,
AsciidocExt: asciidocext_config.Default,
}
func init() {
docsProvider := func() docshelper.DocProvider {
return docshelper.DocProvider{"config": map[string]interface{}{"markup": parser.LowerCaseCamelJSONMarshaller{Value: Default}}}
}
docshelper.AddDocProviderFunc(docsProvider)
}
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