mirror of
https://github.com/gohugoio/hugo.git
synced 2024-12-27 21:02:11 +00:00
320 lines
7.1 KiB
Go
320 lines
7.1 KiB
Go
// 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 hugofs provides the file systems used by Hugo.
|
|
package hugofs
|
|
|
|
import (
|
|
"os"
|
|
"path/filepath"
|
|
"runtime"
|
|
"strings"
|
|
"time"
|
|
|
|
"github.com/gohugoio/hugo/hugofs/files"
|
|
"golang.org/x/text/unicode/norm"
|
|
|
|
"github.com/pkg/errors"
|
|
|
|
"github.com/spf13/cast"
|
|
|
|
"github.com/gohugoio/hugo/common/hreflect"
|
|
|
|
"github.com/spf13/afero"
|
|
)
|
|
|
|
const (
|
|
metaKeyFilename = "filename"
|
|
metaKeyOriginalFilename = "originalFilename"
|
|
metaKeyName = "name"
|
|
metaKeyPath = "path"
|
|
metaKeyPathWalk = "pathWalk"
|
|
metaKeyLang = "lang"
|
|
metaKeyWeight = "weight"
|
|
metaKeyOrdinal = "ordinal"
|
|
metaKeyFs = "fs"
|
|
metaKeyOpener = "opener"
|
|
metaKeyIsOrdered = "isOrdered"
|
|
metaKeyIsSymlink = "isSymlink"
|
|
metaKeySkipDir = "skipDir"
|
|
metaKeyClassifier = "classifier"
|
|
metaKeyTranslationBaseName = "translationBaseName"
|
|
metaKeyTranslationBaseNameWithExt = "translationBaseNameWithExt"
|
|
metaKeyTranslations = "translations"
|
|
metaKeyDecoraterPath = "decoratorPath"
|
|
)
|
|
|
|
type FileMeta map[string]interface{}
|
|
|
|
func (f FileMeta) GetInt(key string) int {
|
|
return cast.ToInt(f[key])
|
|
}
|
|
|
|
func (f FileMeta) GetString(key string) string {
|
|
return cast.ToString(f[key])
|
|
}
|
|
|
|
func (f FileMeta) GetBool(key string) bool {
|
|
return cast.ToBool(f[key])
|
|
}
|
|
|
|
func (f FileMeta) Filename() string {
|
|
return f.stringV(metaKeyFilename)
|
|
}
|
|
|
|
func (f FileMeta) OriginalFilename() string {
|
|
return f.stringV(metaKeyOriginalFilename)
|
|
}
|
|
|
|
func (f FileMeta) SkipDir() bool {
|
|
return f.GetBool(metaKeySkipDir)
|
|
}
|
|
func (f FileMeta) TranslationBaseName() string {
|
|
return f.stringV(metaKeyTranslationBaseName)
|
|
}
|
|
|
|
func (f FileMeta) TranslationBaseNameWithExt() string {
|
|
return f.stringV(metaKeyTranslationBaseNameWithExt)
|
|
}
|
|
|
|
func (f FileMeta) Translations() []string {
|
|
return cast.ToStringSlice(f[metaKeyTranslations])
|
|
}
|
|
|
|
func (f FileMeta) Name() string {
|
|
return f.stringV(metaKeyName)
|
|
}
|
|
|
|
func (f FileMeta) Classifier() string {
|
|
c := f.stringV(metaKeyClassifier)
|
|
if c != "" {
|
|
return c
|
|
}
|
|
|
|
return files.ContentClassFile // For sorting
|
|
}
|
|
|
|
func (f FileMeta) Lang() string {
|
|
return f.stringV(metaKeyLang)
|
|
}
|
|
|
|
func (f FileMeta) Path() string {
|
|
return f.stringV(metaKeyPath)
|
|
}
|
|
|
|
func (f FileMeta) Weight() int {
|
|
return f.GetInt(metaKeyWeight)
|
|
}
|
|
|
|
func (f FileMeta) Ordinal() int {
|
|
return f.GetInt(metaKeyOrdinal)
|
|
}
|
|
|
|
func (f FileMeta) IsOrdered() bool {
|
|
return f.GetBool(metaKeyIsOrdered)
|
|
}
|
|
|
|
// IsSymlink returns whether this comes from a symlinked file or directory.
|
|
func (f FileMeta) IsSymlink() bool {
|
|
return f.GetBool(metaKeyIsSymlink)
|
|
}
|
|
|
|
func (f FileMeta) String() string {
|
|
return f.Filename()
|
|
}
|
|
|
|
func (f FileMeta) Watch() bool {
|
|
if v, found := f["watch"]; found {
|
|
return v.(bool)
|
|
}
|
|
return false
|
|
}
|
|
|
|
func (f FileMeta) Fs() afero.Fs {
|
|
if v, found := f[metaKeyFs]; found {
|
|
return v.(afero.Fs)
|
|
}
|
|
return nil
|
|
}
|
|
|
|
func (f FileMeta) GetOpener() func() (afero.File, error) {
|
|
o, found := f[metaKeyOpener]
|
|
if !found {
|
|
return nil
|
|
}
|
|
return o.(func() (afero.File, error))
|
|
}
|
|
|
|
func (f FileMeta) Open() (afero.File, error) {
|
|
v, found := f[metaKeyOpener]
|
|
if !found {
|
|
return nil, errors.New("file opener not found")
|
|
}
|
|
return v.(func() (afero.File, error))()
|
|
}
|
|
|
|
func (f FileMeta) stringV(key string) string {
|
|
if v, found := f[key]; found {
|
|
return v.(string)
|
|
}
|
|
return ""
|
|
}
|
|
|
|
func (f FileMeta) setIfNotZero(key string, val interface{}) {
|
|
if !hreflect.IsTruthful(val) {
|
|
return
|
|
}
|
|
f[key] = val
|
|
}
|
|
|
|
type FileMetaInfo interface {
|
|
os.FileInfo
|
|
Meta() FileMeta
|
|
}
|
|
|
|
type fileInfoMeta struct {
|
|
os.FileInfo
|
|
|
|
m FileMeta
|
|
}
|
|
|
|
// Name returns the file's name. Note that we follow symlinks,
|
|
// if supported by the file system, and the Name given here will be the
|
|
// name of the symlink, which is what Hugo needs in all situations.
|
|
func (fi *fileInfoMeta) Name() string {
|
|
if name := fi.m.Name(); name != "" {
|
|
return name
|
|
}
|
|
return fi.FileInfo.Name()
|
|
}
|
|
|
|
func (fi *fileInfoMeta) Meta() FileMeta {
|
|
return fi.m
|
|
}
|
|
|
|
func NewFileMetaInfo(fi os.FileInfo, m FileMeta) FileMetaInfo {
|
|
|
|
if fim, ok := fi.(FileMetaInfo); ok {
|
|
mergeFileMeta(fim.Meta(), m)
|
|
}
|
|
return &fileInfoMeta{FileInfo: fi, m: m}
|
|
}
|
|
|
|
// Merge metadata, last entry wins.
|
|
func mergeFileMeta(from, to FileMeta) {
|
|
if from == nil {
|
|
return
|
|
}
|
|
for k, v := range from {
|
|
if _, found := to[k]; !found {
|
|
to[k] = v
|
|
}
|
|
}
|
|
}
|
|
|
|
type dirNameOnlyFileInfo struct {
|
|
name string
|
|
}
|
|
|
|
func (fi *dirNameOnlyFileInfo) Name() string {
|
|
return fi.name
|
|
}
|
|
|
|
func (fi *dirNameOnlyFileInfo) Size() int64 {
|
|
panic("not implemented")
|
|
}
|
|
|
|
func (fi *dirNameOnlyFileInfo) Mode() os.FileMode {
|
|
return os.ModeDir
|
|
}
|
|
|
|
func (fi *dirNameOnlyFileInfo) ModTime() time.Time {
|
|
return time.Time{}
|
|
}
|
|
|
|
func (fi *dirNameOnlyFileInfo) IsDir() bool {
|
|
return true
|
|
}
|
|
|
|
func (fi *dirNameOnlyFileInfo) Sys() interface{} {
|
|
return nil
|
|
}
|
|
|
|
func newDirNameOnlyFileInfo(name string, isOrdered bool, fileOpener func() (afero.File, error)) FileMetaInfo {
|
|
name = normalizeFilename(name)
|
|
_, base := filepath.Split(name)
|
|
return NewFileMetaInfo(&dirNameOnlyFileInfo{name: base}, FileMeta{
|
|
metaKeyFilename: name,
|
|
metaKeyIsOrdered: isOrdered,
|
|
metaKeyOpener: fileOpener})
|
|
}
|
|
|
|
func decorateFileInfo(
|
|
fi os.FileInfo,
|
|
fs afero.Fs, opener func() (afero.File, error),
|
|
filename, filepath string, inMeta FileMeta) FileMetaInfo {
|
|
|
|
var meta FileMeta
|
|
var fim FileMetaInfo
|
|
|
|
filepath = strings.TrimPrefix(filepath, filepathSeparator)
|
|
|
|
var ok bool
|
|
if fim, ok = fi.(FileMetaInfo); ok {
|
|
meta = fim.Meta()
|
|
} else {
|
|
meta = make(FileMeta)
|
|
fim = NewFileMetaInfo(fi, meta)
|
|
}
|
|
|
|
meta.setIfNotZero(metaKeyOpener, opener)
|
|
meta.setIfNotZero(metaKeyFs, fs)
|
|
meta.setIfNotZero(metaKeyPath, normalizeFilename(filepath))
|
|
meta.setIfNotZero(metaKeyFilename, normalizeFilename(filename))
|
|
|
|
mergeFileMeta(inMeta, meta)
|
|
|
|
return fim
|
|
|
|
}
|
|
|
|
func isSymlink(fi os.FileInfo) bool {
|
|
return fi != nil && fi.Mode()&os.ModeSymlink == os.ModeSymlink
|
|
}
|
|
|
|
func fileInfosToFileMetaInfos(fis []os.FileInfo) []FileMetaInfo {
|
|
fims := make([]FileMetaInfo, len(fis))
|
|
for i, v := range fis {
|
|
fims[i] = v.(FileMetaInfo)
|
|
}
|
|
return fims
|
|
}
|
|
|
|
func normalizeFilename(filename string) string {
|
|
if filename == "" {
|
|
return ""
|
|
}
|
|
if runtime.GOOS == "darwin" {
|
|
// When a file system is HFS+, its filepath is in NFD form.
|
|
return norm.NFC.String(filename)
|
|
}
|
|
return filename
|
|
}
|
|
|
|
func fileInfosToNames(fis []os.FileInfo) []string {
|
|
names := make([]string, len(fis))
|
|
for i, d := range fis {
|
|
names[i] = d.Name()
|
|
}
|
|
return names
|
|
}
|