mirror of https://github.com/gohugoio/hugo.git
109 lines
3.3 KiB
Go
109 lines
3.3 KiB
Go
// Copyright 2019 The Hugo Authors. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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// Package helpers implements general utility functions that work with
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// and on content. The helper functions defined here lay down the
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// foundation of how Hugo works with files and filepaths, and perform
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// string operations on content.
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package internal
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import (
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"github.com/gohugoio/hugo/common/maps"
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"github.com/gohugoio/hugo/markup/converter"
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"github.com/mitchellh/mapstructure"
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"github.com/pkg/errors"
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)
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// BlackFriday holds configuration values for BlackFriday rendering.
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// It is kept here because it's used in several packages.
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type BlackFriday struct {
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Smartypants bool
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SmartypantsQuotesNBSP bool
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AngledQuotes bool
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Fractions bool
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HrefTargetBlank bool
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NofollowLinks bool
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NoreferrerLinks bool
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SmartDashes bool
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LatexDashes bool
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TaskLists bool
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PlainIDAnchors bool
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Extensions []string
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ExtensionsMask []string
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SkipHTML bool
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FootnoteAnchorPrefix string
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FootnoteReturnLinkContents string
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}
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func UpdateBlackFriday(old *BlackFriday, m map[string]interface{}) (*BlackFriday, error) {
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// Create a copy so we can modify it.
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bf := *old
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if err := mapstructure.Decode(m, &bf); err != nil {
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return nil, errors.WithMessage(err, "failed to decode rendering config")
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}
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return &bf, nil
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}
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// NewBlackfriday creates a new Blackfriday filled with site config or some sane defaults.
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func NewBlackfriday(cfg converter.ProviderConfig) (*BlackFriday, error) {
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var siteConfig map[string]interface{}
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if cfg.Cfg != nil {
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siteConfig = cfg.Cfg.GetStringMap("blackfriday")
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}
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defaultParam := map[string]interface{}{
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"smartypants": true,
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"angledQuotes": false,
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"smartypantsQuotesNBSP": false,
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"fractions": true,
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"hrefTargetBlank": false,
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"nofollowLinks": false,
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"noreferrerLinks": false,
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"smartDashes": true,
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"latexDashes": true,
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"plainIDAnchors": true,
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"taskLists": true,
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"skipHTML": false,
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}
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maps.ToLower(defaultParam)
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config := make(map[string]interface{})
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for k, v := range defaultParam {
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config[k] = v
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}
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for k, v := range siteConfig {
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config[k] = v
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}
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combinedConfig := &BlackFriday{}
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if err := mapstructure.Decode(config, combinedConfig); err != nil {
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return nil, errors.Errorf("failed to decode Blackfriday config: %s", err)
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}
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// TODO(bep) update/consolidate docs
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if combinedConfig.FootnoteAnchorPrefix == "" {
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combinedConfig.FootnoteAnchorPrefix = cfg.Cfg.GetString("footnoteAnchorPrefix")
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}
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if combinedConfig.FootnoteReturnLinkContents == "" {
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combinedConfig.FootnoteReturnLinkContents = cfg.Cfg.GetString("footnoteReturnLinkContents")
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}
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return combinedConfig, nil
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}
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