hugo/target/page.go

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// Copyright 2016 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 target
import (
"html/template"
"io"
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"path/filepath"
"github.com/spf13/hugo/helpers"
"github.com/spf13/hugo/hugofs"
)
type PagePublisher interface {
Translator
Publish(string, template.HTML) error
}
type PagePub struct {
UglyURLs bool
DefaultExtension string
PublishDir string
// LangDir will contain the subdir for the language, i.e. "en", "de" etc.
// It will be empty if the site is rendered in root.
LangDir string
}
func (pp *PagePub) Publish(path string, r io.Reader) (err error) {
translated, err := pp.Translate(path)
if err != nil {
return
}
return helpers.WriteToDisk(translated, r, hugofs.Destination())
}
func (pp *PagePub) Translate(src string) (dest string, err error) {
dir, err := pp.TranslateRelative(src)
if err != nil {
return dir, err
}
if pp.PublishDir != "" {
dir = filepath.Join(pp.PublishDir, dir)
}
return dir, nil
}
func (pp *PagePub) TranslateRelative(src string) (dest string, err error) {
if src == helpers.FilePathSeparator {
return "index.html", nil
}
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dir, file := filepath.Split(src)
isRoot := dir == ""
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ext := pp.extension(filepath.Ext(file))
name := filename(file)
// TODO(bep) Having all of this path logic here seems wrong, but I guess
// we'll clean this up when we redo the output files.
// This catches the home page in a language sub path. They should never
// have any ugly URLs.
if pp.LangDir != "" && dir == helpers.FilePathSeparator && name == pp.LangDir {
return filepath.Join(dir, name, "index"+ext), nil
}
if pp.UglyURLs || file == "index.html" || (isRoot && file == "404.html") {
return filepath.Join(dir, name+ext), nil
}
return filepath.Join(dir, name, "index"+ext), nil
}
func (pp *PagePub) extension(ext string) string {
switch ext {
case ".md", ".rst": // TODO make this list configurable. page.go has the list of markup types.
return ".html"
}
if ext != "" {
return ext
}
if pp.DefaultExtension != "" {
return pp.DefaultExtension
}
return ".html"
}