mirror of https://github.com/gohugoio/hugo
136 lines
2.9 KiB
Go
136 lines
2.9 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 minifiers
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import (
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"github.com/gohugoio/hugo/common/maps"
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"github.com/spf13/cast"
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"github.com/mitchellh/mapstructure"
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"github.com/tdewolff/minify/v2/css"
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"github.com/tdewolff/minify/v2/html"
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"github.com/tdewolff/minify/v2/js"
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"github.com/tdewolff/minify/v2/json"
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"github.com/tdewolff/minify/v2/svg"
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"github.com/tdewolff/minify/v2/xml"
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)
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var defaultTdewolffConfig = TdewolffConfig{
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HTML: html.Minifier{
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KeepDocumentTags: true,
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KeepSpecialComments: true,
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KeepEndTags: true,
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KeepDefaultAttrVals: true,
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KeepWhitespace: false,
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},
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CSS: css.Minifier{
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Precision: 0,
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KeepCSS2: true,
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},
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JS: js.Minifier{
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Version: 2022,
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},
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JSON: json.Minifier{},
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SVG: svg.Minifier{
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KeepComments: false,
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Precision: 0,
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},
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XML: xml.Minifier{
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KeepWhitespace: false,
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},
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}
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type TdewolffConfig struct {
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HTML html.Minifier
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CSS css.Minifier
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JS js.Minifier
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JSON json.Minifier
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SVG svg.Minifier
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XML xml.Minifier
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}
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type MinifyConfig struct {
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// Whether to minify the published output (the HTML written to /public).
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MinifyOutput bool
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DisableHTML bool
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DisableCSS bool
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DisableJS bool
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DisableJSON bool
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DisableSVG bool
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DisableXML bool
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Tdewolff TdewolffConfig
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}
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var defaultConfig = MinifyConfig{
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Tdewolff: defaultTdewolffConfig,
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}
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func DecodeConfig(v any) (conf MinifyConfig, err error) {
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conf = defaultConfig
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if v == nil {
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return
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}
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m := maps.ToStringMap(v)
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// Handle upstream renames.
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if td, found := m["tdewolff"]; found {
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tdm := maps.ToStringMap(td)
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for _, key := range []string{"css", "svg"} {
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if v, found := tdm[key]; found {
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vm := maps.ToStringMap(v)
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ko := "decimal"
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kn := "precision"
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if vv, found := vm[ko]; found {
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if _, found = vm[kn]; !found {
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vvi := cast.ToInt(vv)
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if vvi > 0 {
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vm[kn] = vvi
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}
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}
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delete(vm, ko)
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}
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}
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}
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// keepConditionalComments was renamed to keepSpecialComments
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if v, found := tdm["html"]; found {
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vm := maps.ToStringMap(v)
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ko := "keepconditionalcomments"
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kn := "keepspecialcomments"
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if vv, found := vm[ko]; found {
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// Set keepspecialcomments, if not already set
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if _, found := vm[kn]; !found {
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vm[kn] = cast.ToBool(vv)
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}
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// Remove the old key to prevent deprecation warnings
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delete(vm, ko)
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}
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}
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}
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err = mapstructure.WeakDecode(m, &conf)
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if err != nil {
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return
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}
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return
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}
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