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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 hugolib
import (
"fmt"
"github.com/gohugoio/hugo/config"
"github.com/gohugoio/hugo/output"
"github.com/gohugoio/hugo/resources/page"
"github.com/spf13/cast"
)
func createDefaultOutputFormats(allFormats output.Formats, cfg config.Provider) map[string]output.Formats {
rssOut, _ := allFormats.GetByName(output.RSSFormat.Name)
htmlOut, _ := allFormats.GetByName(output.HTMLFormat.Name)
robotsOut, _ := allFormats.GetByName(output.RobotsTxtFormat.Name)
sitemapOut, _ := allFormats.GetByName(output.SitemapFormat.Name)
return map[string]output.Formats{
page.KindPage: {htmlOut},
page.KindHome: {htmlOut, rssOut},
page.KindSection: {htmlOut, rssOut},
page.KindTaxonomy: {htmlOut, rssOut},
page.KindTaxonomyTerm: {htmlOut, rssOut},
// Below are for conistency. They are currently not used during rendering.
kindRSS: {rssOut},
kindSitemap: {sitemapOut},
kindRobotsTXT: {robotsOut},
kind404: {htmlOut},
}
}
func createSiteOutputFormats(allFormats output.Formats, cfg config.Provider) (map[string]output.Formats, error) {
defaultOutputFormats := createDefaultOutputFormats(allFormats, cfg)
if !cfg.IsSet("outputs") {
return defaultOutputFormats, nil
}
outFormats := make(map[string]output.Formats)
outputs := cfg.GetStringMap("outputs")
if len(outputs) == 0 {
return outFormats, nil
}
seen := make(map[string]bool)
for k, v := range outputs {
var formats output.Formats
vals := cast.ToStringSlice(v)
for _, format := range vals {
f, found := allFormats.GetByName(format)
if !found {
return nil, fmt.Errorf("failed to resolve output format %q from site config", format)
}
formats = append(formats, f)
}
// This effectively prevents empty outputs entries for a given Kind.
// We need at least one.
if len(formats) > 0 {
seen[k] = true
outFormats[k] = formats
}
}
// Add defaults for the entries not provided by the user.
for k, v := range defaultOutputFormats {
if !seen[k] {
outFormats[k] = v
}
}
return outFormats, nil
}
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