hugo basefs 源码
hugo basefs 代码
文件路径：/hugolib/filesystems/basefs.go
// Copyright 2018 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 filesystems provides the fine grained file systems used by Hugo. These
// are typically virtual filesystems that are composites of project and theme content.
package filesystems
import (
"fmt"
"io"
"os"
"path"
"path/filepath"
"strings"
"sync"
"github.com/bep/overlayfs"
"github.com/gohugoio/hugo/htesting"
"github.com/gohugoio/hugo/hugofs/glob"
"github.com/gohugoio/hugo/common/types"
"github.com/gohugoio/hugo/common/loggers"
"github.com/rogpeppe/go-internal/lockedfile"
"github.com/gohugoio/hugo/hugofs/files"
"github.com/gohugoio/hugo/modules"
hpaths "github.com/gohugoio/hugo/common/paths"
"github.com/gohugoio/hugo/hugofs"
"github.com/gohugoio/hugo/hugolib/paths"
"github.com/spf13/afero"
)
const (
// Used to control concurrency between multiple Hugo instances, e.g.
// a running server and building new content with 'hugo new'.
// It's placed in the project root.
lockFileBuild = ".hugo_build.lock"
)
var filePathSeparator = string(filepath.Separator)
// BaseFs contains the core base filesystems used by Hugo. The name "base" is used
// to underline that even if they can be composites, they all have a base path set to a specific
// resource folder, e.g "/my-project/content". So, no absolute filenames needed.
type BaseFs struct {
// SourceFilesystems contains the different source file systems.
*SourceFilesystems
// The project source.
SourceFs afero.Fs
// The filesystem used to publish the rendered site.
// This usually maps to /my-project/public.
PublishFs afero.Fs
// The filesystem used for static files.
PublishFsStatic afero.Fs
// A read-only filesystem starting from the project workDir.
WorkDir afero.Fs
theBigFs *filesystemsCollector
// Locks.
buildMu Lockable // <project>/.hugo_build.lock
}
type Lockable interface {
Lock() (unlock func(), err error)
}
type fakeLockfileMutex struct {
mu sync.Mutex
}
func (f *fakeLockfileMutex) Lock() (func(), error) {
f.mu.Lock()
return func() { f.mu.Unlock() }, nil
}
// Tries to acquire a build lock.
func (fs *BaseFs) LockBuild() (unlock func(), err error) {
return fs.buildMu.Lock()
}
// TODO(bep) we can get regular files in here and that is fine, but
// we need to clean up the naming.
func (fs *BaseFs) WatchDirs() []hugofs.FileMetaInfo {
var dirs []hugofs.FileMetaInfo
for _, dir := range fs.AllDirs() {
if dir.Meta().Watch {
dirs = append(dirs, dir)
}
}
return dirs
}
func (fs *BaseFs) AllDirs() []hugofs.FileMetaInfo {
var dirs []hugofs.FileMetaInfo
for _, dirSet := range [][]hugofs.FileMetaInfo{
fs.Archetypes.Dirs,
fs.I18n.Dirs,
fs.Data.Dirs,
fs.Content.Dirs,
fs.Assets.Dirs,
fs.Layouts.Dirs,
// fs.Resources.Dirs,
fs.StaticDirs,
} {
dirs = append(dirs, dirSet...)
}
return dirs
}
// RelContentDir tries to create a path relative to the content root from
// the given filename. The return value is the path and language code.
func (b *BaseFs) RelContentDir(filename string) string {
for _, dir := range b.SourceFilesystems.Content.Dirs {
dirname := dir.Meta().Filename
if strings.HasPrefix(filename, dirname) {
rel := path.Join(dir.Meta().Path, strings.TrimPrefix(filename, dirname))
return strings.TrimPrefix(rel, filePathSeparator)
}
}
// Either not a content dir or already relative.
return filename
}
// AbsProjectContentDir tries to construct a filename below the most
// relevant content directory.
func (b *BaseFs) AbsProjectContentDir(filename string) (string, string, error) {
isAbs := filepath.IsAbs(filename)
for _, dir := range b.SourceFilesystems.Content.Dirs {
meta := dir.Meta()
if !meta.IsProject {
continue
}
if isAbs {
if strings.HasPrefix(filename, meta.Filename) {
return strings.TrimPrefix(filename, meta.Filename), filename, nil
}
} else {
contentDir := strings.TrimPrefix(strings.TrimPrefix(meta.Filename, meta.BaseDir), filePathSeparator) + filePathSeparator
if strings.HasPrefix(filename, contentDir) {
relFilename := strings.TrimPrefix(filename, contentDir)
absFilename := filepath.Join(meta.Filename, relFilename)
return relFilename, absFilename, nil
}
}
}
if !isAbs {
// A filename on the form "posts/mypage.md", put it inside
// the first content folder, usually <workDir>/content.
// Pick the first project dir (which is probably the most important one).
for _, dir := range b.SourceFilesystems.Content.Dirs {
meta := dir.Meta()
if meta.IsProject {
return filename, filepath.Join(meta.Filename, filename), nil
}
}
}
return "", "", fmt.Errorf("could not determine content directory for %q", filename)
}
// ResolveJSConfigFile resolves the JS-related config file to a absolute
// filename. One example of such would be postcss.config.js.
func (fs *BaseFs) ResolveJSConfigFile(name string) string {
// First look in assets/_jsconfig
fi, err := fs.Assets.Fs.Stat(filepath.Join(files.FolderJSConfig, name))
if err == nil {
return fi.(hugofs.FileMetaInfo).Meta().Filename
}
// Fall back to the work dir.
fi, err = fs.Work.Stat(name)
if err == nil {
return fi.(hugofs.FileMetaInfo).Meta().Filename
}
return ""
}
// SourceFilesystems contains the different source file systems. These can be
// composite file systems (theme and project etc.), and they have all root
// set to the source type the provides: data, i18n, static, layouts.
type SourceFilesystems struct {
Content *SourceFilesystem
Data *SourceFilesystem
I18n *SourceFilesystem
Layouts *SourceFilesystem
Archetypes *SourceFilesystem
Assets *SourceFilesystem
// Writable filesystem on top the project's resources directory,
// with any sub module's resource fs layered below.
ResourcesCache afero.Fs
// The work folder (may be a composite of project and theme components).
Work afero.Fs
// When in multihost we have one static filesystem per language. The sync
// static files is currently done outside of the Hugo build (where there is
// a concept of a site per language).
// When in non-multihost mode there will be one entry in this map with a blank key.
Static map[string]*SourceFilesystem
// All the /static dirs (including themes/modules).
StaticDirs []hugofs.FileMetaInfo
}
// FileSystems returns the FileSystems relevant for the change detection
// in server mode.
// Note: This does currently not return any static fs.
func (s *SourceFilesystems) FileSystems() []*SourceFilesystem {
return []*SourceFilesystem{
s.Content,
s.Data,
s.I18n,
s.Layouts,
s.Archetypes,
// TODO(bep) static
}
}
// A SourceFilesystem holds the filesystem for a given source type in Hugo (data,
// i18n, layouts, static) and additional metadata to be able to use that filesystem
// in server mode.
type SourceFilesystem struct {
// Name matches one in files.ComponentFolders
Name string
// This is a virtual composite filesystem. It expects path relative to a context.
Fs afero.Fs
// This filesystem as separate root directories, starting from project and down
// to the themes/modules.
Dirs []hugofs.FileMetaInfo
// When syncing a source folder to the target (e.g. /public), this may
// be set to publish into a subfolder. This is used for static syncing
// in multihost mode.
PublishFolder string
}
// ContentStaticAssetFs will create a new composite filesystem from the content,
// static, and asset filesystems. The site language is needed to pick the correct static filesystem.
// The order is content, static and then assets.
// TODO(bep) check usage
func (s SourceFilesystems) ContentStaticAssetFs(lang string) afero.Fs {
return overlayfs.New(
overlayfs.Options{
Fss: []afero.Fs{
s.Content.Fs,
s.StaticFs(lang),
s.Assets.Fs,
},
},
)
}
// StaticFs returns the static filesystem for the given language.
// This can be a composite filesystem.
func (s SourceFilesystems) StaticFs(lang string) afero.Fs {
var staticFs afero.Fs = hugofs.NoOpFs
if fs, ok := s.Static[lang]; ok {
staticFs = fs.Fs
} else if fs, ok := s.Static[""]; ok {
staticFs = fs.Fs
}
return staticFs
}
// StatResource looks for a resource in these filesystems in order: static, assets and finally content.
// If found in any of them, it returns FileInfo and the relevant filesystem.
// Any non os.IsNotExist error will be returned.
// An os.IsNotExist error wil be returned only if all filesystems return such an error.
// Note that if we only wanted to find the file, we could create a composite Afero fs,
// but we also need to know which filesystem root it lives in.
func (s SourceFilesystems) StatResource(lang, filename string) (fi os.FileInfo, fs afero.Fs, err error) {
for _, fsToCheck := range []afero.Fs{s.StaticFs(lang), s.Assets.Fs, s.Content.Fs} {
fs = fsToCheck
fi, err = fs.Stat(filename)
if err == nil || !os.IsNotExist(err) {
return
}
}
// Not found.
return
}
// IsStatic returns true if the given filename is a member of one of the static
// filesystems.
func (s SourceFilesystems) IsStatic(filename string) bool {
for _, staticFs := range s.Static {
if staticFs.Contains(filename) {
return true
}
}
return false
}
// IsContent returns true if the given filename is a member of the content filesystem.
func (s SourceFilesystems) IsContent(filename string) bool {
return s.Content.Contains(filename)
}
// IsLayout returns true if the given filename is a member of the layouts filesystem.
func (s SourceFilesystems) IsLayout(filename string) bool {
return s.Layouts.Contains(filename)
}
// IsData returns true if the given filename is a member of the data filesystem.
func (s SourceFilesystems) IsData(filename string) bool {
return s.Data.Contains(filename)
}
// IsAsset returns true if the given filename is a member of the asset filesystem.
func (s SourceFilesystems) IsAsset(filename string) bool {
return s.Assets.Contains(filename)
}
// IsI18n returns true if the given filename is a member of the i18n filesystem.
func (s SourceFilesystems) IsI18n(filename string) bool {
return s.I18n.Contains(filename)
}
// MakeStaticPathRelative makes an absolute static filename into a relative one.
// It will return an empty string if the filename is not a member of a static filesystem.
func (s SourceFilesystems) MakeStaticPathRelative(filename string) string {
for _, staticFs := range s.Static {
rel, _ := staticFs.MakePathRelative(filename)
if rel != "" {
return rel
}
}
return ""
}
// MakePathRelative creates a relative path from the given filename.
func (d *SourceFilesystem) MakePathRelative(filename string) (string, bool) {
for _, dir := range d.Dirs {
meta := dir.(hugofs.FileMetaInfo).Meta()
currentPath := meta.Filename
if strings.HasPrefix(filename, currentPath) {
rel := strings.TrimPrefix(filename, currentPath)
if mp := meta.Path; mp != "" {
rel = filepath.Join(mp, rel)
}
return strings.TrimPrefix(rel, filePathSeparator), true
}
}
return "", false
}
func (d *SourceFilesystem) RealFilename(rel string) string {
fi, err := d.Fs.Stat(rel)
if err != nil {
return rel
}
if realfi, ok := fi.(hugofs.FileMetaInfo); ok {
return realfi.Meta().Filename
}
return rel
}
// Contains returns whether the given filename is a member of the current filesystem.
func (d *SourceFilesystem) Contains(filename string) bool {
for _, dir := range d.Dirs {
if strings.HasPrefix(filename, dir.Meta().Filename) {
return true
}
}
return false
}
// Path returns the mount relative path to the given filename if it is a member of
// of the current filesystem, an empty string if not.
func (d *SourceFilesystem) Path(filename string) string {
for _, dir := range d.Dirs {
meta := dir.Meta()
if strings.HasPrefix(filename, meta.Filename) {
p := strings.TrimPrefix(strings.TrimPrefix(filename, meta.Filename), filePathSeparator)
if mountRoot := meta.MountRoot; mountRoot != "" {
return filepath.Join(mountRoot, p)
}
return p
}
}
return ""
}
// RealDirs gets a list of absolute paths to directories starting from the given
// path.
func (d *SourceFilesystem) RealDirs(from string) []string {
var dirnames []string
for _, dir := range d.Dirs {
meta := dir.Meta()
dirname := filepath.Join(meta.Filename, from)
_, err := meta.Fs.Stat(from)
if err == nil {
dirnames = append(dirnames, dirname)
}
}
return dirnames
}
// WithBaseFs allows reuse of some potentially expensive to create parts that remain
// the same across sites/languages.
func WithBaseFs(b *BaseFs) func(*BaseFs) error {
return func(bb *BaseFs) error {
bb.theBigFs = b.theBigFs
bb.SourceFilesystems = b.SourceFilesystems
return nil
}
}
// NewBase builds the filesystems used by Hugo given the paths and options provided.NewBase
func NewBase(p *paths.Paths, logger loggers.Logger, options ...func(*BaseFs) error) (*BaseFs, error) {
fs := p.Fs
if logger == nil {
logger = loggers.NewWarningLogger()
}
publishFs := hugofs.NewBaseFileDecorator(fs.PublishDir)
sourceFs := hugofs.NewBaseFileDecorator(afero.NewBasePathFs(fs.Source, p.WorkingDir))
publishFsStatic := fs.PublishDirStatic
var buildMu Lockable
if p.Cfg.GetBool("noBuildLock") || htesting.IsTest {
buildMu = &fakeLockfileMutex{}
} else {
buildMu = lockedfile.MutexAt(filepath.Join(p.WorkingDir, lockFileBuild))
}
b := &BaseFs{
SourceFs: sourceFs,
WorkDir: fs.WorkingDirReadOnly,
PublishFs: publishFs,
PublishFsStatic: publishFsStatic,
buildMu: buildMu,
}
for _, opt := range options {
if err := opt(b); err != nil {
return nil, err
}
}
if b.theBigFs != nil && b.SourceFilesystems != nil {
return b, nil
}
builder := newSourceFilesystemsBuilder(p, logger, b)
sourceFilesystems, err := builder.Build()
if err != nil {
return nil, fmt.Errorf("build filesystems: %w", err)
}
b.SourceFilesystems = sourceFilesystems
b.theBigFs = builder.theBigFs
return b, nil
}
type sourceFilesystemsBuilder struct {
logger loggers.Logger
p *paths.Paths
sourceFs afero.Fs
result *SourceFilesystems
theBigFs *filesystemsCollector
}
func newSourceFilesystemsBuilder(p *paths.Paths, logger loggers.Logger, b *BaseFs) *sourceFilesystemsBuilder {
sourceFs := hugofs.NewBaseFileDecorator(p.Fs.Source)
return &sourceFilesystemsBuilder{p: p, logger: logger, sourceFs: sourceFs, theBigFs: b.theBigFs, result: &SourceFilesystems{}}
}
func (b *sourceFilesystemsBuilder) newSourceFilesystem(name string, fs afero.Fs, dirs []hugofs.FileMetaInfo) *SourceFilesystem {
return &SourceFilesystem{
Name: name,
Fs: fs,
Dirs: dirs,
}
}
func (b *sourceFilesystemsBuilder) Build() (*SourceFilesystems, error) {
if b.theBigFs == nil {
theBigFs, err := b.createMainOverlayFs(b.p)
if err != nil {
return nil, fmt.Errorf("create main fs: %w", err)
}
b.theBigFs = theBigFs
}
createView := func(componentID string) *SourceFilesystem {
if b.theBigFs == nil || b.theBigFs.overlayMounts == nil {
return b.newSourceFilesystem(componentID, hugofs.NoOpFs, nil)
}
dirs := b.theBigFs.overlayDirs[componentID]
return b.newSourceFilesystem(componentID, afero.NewBasePathFs(b.theBigFs.overlayMounts, componentID), dirs)
}
b.result.Archetypes = createView(files.ComponentFolderArchetypes)
b.result.Layouts = createView(files.ComponentFolderLayouts)
b.result.Assets = createView(files.ComponentFolderAssets)
b.result.ResourcesCache = b.theBigFs.overlayResources
// Data, i18n and content cannot use the overlay fs
dataDirs := b.theBigFs.overlayDirs[files.ComponentFolderData]
dataFs, err := hugofs.NewSliceFs(dataDirs...)
if err != nil {
return nil, err
}
b.result.Data = b.newSourceFilesystem(files.ComponentFolderData, dataFs, dataDirs)
i18nDirs := b.theBigFs.overlayDirs[files.ComponentFolderI18n]
i18nFs, err := hugofs.NewSliceFs(i18nDirs...)
if err != nil {
return nil, err
}
b.result.I18n = b.newSourceFilesystem(files.ComponentFolderI18n, i18nFs, i18nDirs)
contentDirs := b.theBigFs.overlayDirs[files.ComponentFolderContent]
contentBfs := afero.NewBasePathFs(b.theBigFs.overlayMountsContent, files.ComponentFolderContent)
contentFs, err := hugofs.NewLanguageFs(b.p.LanguagesDefaultFirst.AsOrdinalSet(), contentBfs)
if err != nil {
return nil, fmt.Errorf("create content filesystem: %w", err)
}
b.result.Content = b.newSourceFilesystem(files.ComponentFolderContent, contentFs, contentDirs)
b.result.Work = afero.NewReadOnlyFs(b.theBigFs.overlayFull)
// Create static filesystem(s)
ms := make(map[string]*SourceFilesystem)
b.result.Static = ms
b.result.StaticDirs = b.theBigFs.overlayDirs[files.ComponentFolderStatic]
if b.theBigFs.staticPerLanguage != nil {
// Multihost mode
for k, v := range b.theBigFs.staticPerLanguage {
sfs := b.newSourceFilesystem(files.ComponentFolderStatic, v, b.result.StaticDirs)
sfs.PublishFolder = k
ms[k] = sfs
}
} else {
bfs := afero.NewBasePathFs(b.theBigFs.overlayMountsStatic, files.ComponentFolderStatic)
ms[""] = b.newSourceFilesystem(files.ComponentFolderStatic, bfs, b.result.StaticDirs)
}
return b.result, nil
}
func (b *sourceFilesystemsBuilder) createMainOverlayFs(p *paths.Paths) (*filesystemsCollector, error) {
var staticFsMap map[string]*overlayfs.OverlayFs
if b.p.Cfg.GetBool("multihost") {
staticFsMap = make(map[string]*overlayfs.OverlayFs)
for _, l := range b.p.Languages {
staticFsMap[l.Lang] = overlayfs.New(overlayfs.Options{})
}
}
collector := &filesystemsCollector{
sourceProject: b.sourceFs,
sourceModules: hugofs.NewNoSymlinkFs(b.sourceFs, b.logger, false),
overlayDirs: make(map[string][]hugofs.FileMetaInfo),
staticPerLanguage: staticFsMap,
overlayMounts: overlayfs.New(overlayfs.Options{}),
overlayMountsContent: overlayfs.New(overlayfs.Options{DirsMerger: hugofs.LanguageDirsMerger}),
overlayMountsStatic: overlayfs.New(overlayfs.Options{DirsMerger: hugofs.LanguageDirsMerger}),
overlayFull: overlayfs.New(overlayfs.Options{}),
overlayResources: overlayfs.New(overlayfs.Options{FirstWritable: true}),
}
mods := p.AllModules
mounts := make([]mountsDescriptor, len(mods))
for i := 0; i < len(mods); i++ {
mod := mods[i]
dir := mod.Dir()
isMainProject := mod.Owner() == nil
mounts[i] = mountsDescriptor{
Module: mod,
dir: dir,
isMainProject: isMainProject,
ordinal: i,
}
}
err := b.createOverlayFs(collector, mounts)
return collector, err
}
func (b *sourceFilesystemsBuilder) isContentMount(mnt modules.Mount) bool {
return strings.HasPrefix(mnt.Target, files.ComponentFolderContent)
}
func (b *sourceFilesystemsBuilder) isStaticMount(mnt modules.Mount) bool {
return strings.HasPrefix(mnt.Target, files.ComponentFolderStatic)
}
func (b *sourceFilesystemsBuilder) createOverlayFs(
collector *filesystemsCollector,
mounts []mountsDescriptor) error {
if len(mounts) == 0 {
appendNopIfEmpty := func(ofs *overlayfs.OverlayFs) *overlayfs.OverlayFs {
if ofs.NumFilesystems() > 0 {
return ofs
}
return ofs.Append(hugofs.NoOpFs)
}
collector.overlayMounts = appendNopIfEmpty(collector.overlayMounts)
collector.overlayMountsContent = appendNopIfEmpty(collector.overlayMountsContent)
collector.overlayMountsStatic = appendNopIfEmpty(collector.overlayMountsStatic)
collector.overlayFull = appendNopIfEmpty(collector.overlayFull)
collector.overlayResources = appendNopIfEmpty(collector.overlayResources)
return nil
}
for _, md := range mounts {
var (
fromTo []hugofs.RootMapping
fromToContent []hugofs.RootMapping
fromToStatic []hugofs.RootMapping
)
absPathify := func(path string) (string, string) {
if filepath.IsAbs(path) {
return "", path
}
return md.dir, hpaths.AbsPathify(md.dir, path)
}
for i, mount := range md.Mounts() {
// Add more weight to early mounts.
// When two mounts contain the same filename,
// the first entry wins.
mountWeight := (10 + md.ordinal) * (len(md.Mounts()) - i)
inclusionFilter, err := glob.NewFilenameFilter(
types.ToStringSlicePreserveString(mount.IncludeFiles),
types.ToStringSlicePreserveString(mount.ExcludeFiles),
)
if err != nil {
return err
}
base, filename := absPathify(mount.Source)
rm := hugofs.RootMapping{
From: mount.Target,
To: filename,
ToBasedir: base,
Module: md.Module.Path(),
IsProject: md.isMainProject,
Meta: &hugofs.FileMeta{
Watch: md.Watch(),
Weight: mountWeight,
Classifier: files.ContentClassContent,
InclusionFilter: inclusionFilter,
},
}
isContentMount := b.isContentMount(mount)
lang := mount.Lang
if lang == "" && isContentMount {
lang = b.p.DefaultContentLanguage
}
rm.Meta.Lang = lang
if isContentMount {
fromToContent = append(fromToContent, rm)
} else if b.isStaticMount(mount) {
fromToStatic = append(fromToStatic, rm)
} else {
fromTo = append(fromTo, rm)
}
}
modBase := collector.sourceProject
if !md.isMainProject {
modBase = collector.sourceModules
}
sourceStatic := hugofs.NewNoSymlinkFs(modBase, b.logger, true)
rmfs, err := hugofs.NewRootMappingFs(modBase, fromTo...)
if err != nil {
return err
}
rmfsContent, err := hugofs.NewRootMappingFs(modBase, fromToContent...)
if err != nil {
return err
}
rmfsStatic, err := hugofs.NewRootMappingFs(sourceStatic, fromToStatic...)
if err != nil {
return err
}
// We need to keep the ordered list of directories for watching and
// some special merge operations (data, i18n).
collector.addDirs(rmfs)
collector.addDirs(rmfsContent)
collector.addDirs(rmfsStatic)
if collector.staticPerLanguage != nil {
for _, l := range b.p.Languages {
lang := l.Lang
lfs := rmfsStatic.Filter(func(rm hugofs.RootMapping) bool {
rlang := rm.Meta.Lang
return rlang == "" || rlang == lang
})
bfs := afero.NewBasePathFs(lfs, files.ComponentFolderStatic)
collector.staticPerLanguage[lang] = collector.staticPerLanguage[lang].Append(bfs)
}
}
getResourcesDir := func() string {
if md.isMainProject {
return b.p.AbsResourcesDir
}
_, filename := absPathify(files.FolderResources)
return filename
}
collector.overlayMounts = collector.overlayMounts.Append(rmfs)
collector.overlayMountsContent = collector.overlayMountsContent.Append(rmfsContent)
collector.overlayMountsStatic = collector.overlayMountsStatic.Append(rmfsStatic)
collector.overlayFull = collector.overlayFull.Append(afero.NewBasePathFs(modBase, md.dir))
collector.overlayResources = collector.overlayResources.Append(afero.NewBasePathFs(modBase, getResourcesDir()))
}
return nil
}
func printFs(fs afero.Fs, path string, w io.Writer) {
if fs == nil {
return
}
afero.Walk(fs, path, func(path string, info os.FileInfo, err error) error {
if err != nil {
return err
}
if info.IsDir() {
return nil
}
var filename string
if fim, ok := info.(hugofs.FileMetaInfo); ok {
filename = fim.Meta().Filename
}
fmt.Fprintf(w, " %q %q\n", path, filename)
return nil
})
}
type filesystemsCollector struct {
sourceProject afero.Fs // Source for project folders
sourceModules afero.Fs // Source for modules/themes
overlayMounts *overlayfs.OverlayFs
overlayMountsContent *overlayfs.OverlayFs
overlayMountsStatic *overlayfs.OverlayFs
overlayFull *overlayfs.OverlayFs
overlayResources *overlayfs.OverlayFs
// Maps component type (layouts, static, content etc.) an ordered list of
// directories representing the overlay filesystems above.
overlayDirs map[string][]hugofs.FileMetaInfo
// Set if in multihost mode
staticPerLanguage map[string]*overlayfs.OverlayFs
finalizerInit sync.Once
}
func (c *filesystemsCollector) addDirs(rfs *hugofs.RootMappingFs) {
for _, componentFolder := range files.ComponentFolders {
c.addDir(rfs, componentFolder)
}
}
func (c *filesystemsCollector) addDir(rfs *hugofs.RootMappingFs, componentFolder string) {
dirs, err := rfs.Dirs(componentFolder)
if err == nil {
c.overlayDirs[componentFolder] = append(c.overlayDirs[componentFolder], dirs...)
}
}
func (c *filesystemsCollector) reverseFis(fis []hugofs.FileMetaInfo) {
for i := len(fis)/2 - 1; i >= 0; i-- {
opp := len(fis) - 1 - i
fis[i], fis[opp] = fis[opp], fis[i]
}
}
type mountsDescriptor struct {
modules.Module
dir string
isMainProject bool
ordinal int
}
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