mirror of
https://github.com/gohugoio/hugo.git
synced 2024-11-29 13:12:05 -05:00
130 lines
2.9 KiB
Go
130 lines
2.9 KiB
Go
// 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 source
|
|
|
|
import (
|
|
"os"
|
|
"path/filepath"
|
|
"runtime"
|
|
"sync"
|
|
|
|
"github.com/gohugoio/hugo/helpers"
|
|
jww "github.com/spf13/jwalterweatherman"
|
|
"golang.org/x/text/unicode/norm"
|
|
)
|
|
|
|
// Filesystem represents a source filesystem.
|
|
type Filesystem struct {
|
|
files []ReadableFile
|
|
filesInit sync.Once
|
|
|
|
Base string
|
|
|
|
SourceSpec
|
|
}
|
|
|
|
// Input describes a source input.
|
|
type Input interface {
|
|
Files() []ReadableFile
|
|
}
|
|
|
|
// NewFilesystem returns a new filesytem for a given source spec.
|
|
func (sp SourceSpec) NewFilesystem(base string) *Filesystem {
|
|
return &Filesystem{SourceSpec: sp, Base: base}
|
|
}
|
|
|
|
// Files returns a slice of readable files.
|
|
func (f *Filesystem) Files() []ReadableFile {
|
|
f.filesInit.Do(func() {
|
|
f.captureFiles()
|
|
})
|
|
return f.files
|
|
}
|
|
|
|
// add populates a file in the Filesystem.files
|
|
func (f *Filesystem) add(name string, fi os.FileInfo) (err error) {
|
|
var file ReadableFile
|
|
|
|
if runtime.GOOS == "darwin" {
|
|
// When a file system is HFS+, its filepath is in NFD form.
|
|
name = norm.NFC.String(name)
|
|
}
|
|
|
|
file = f.SourceSpec.NewFileInfo(f.Base, name, false, fi)
|
|
f.files = append(f.files, file)
|
|
|
|
return err
|
|
}
|
|
|
|
func (f *Filesystem) captureFiles() {
|
|
walker := func(filePath string, fi os.FileInfo, err error) error {
|
|
if err != nil {
|
|
return nil
|
|
}
|
|
|
|
b, err := f.shouldRead(filePath, fi)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
if b {
|
|
f.add(filePath, fi)
|
|
}
|
|
return err
|
|
}
|
|
|
|
if f.SourceFs == nil {
|
|
panic("Must have a fs")
|
|
}
|
|
err := helpers.SymbolicWalk(f.SourceFs, f.Base, walker)
|
|
|
|
if err != nil {
|
|
jww.ERROR.Println(err)
|
|
}
|
|
|
|
}
|
|
|
|
func (f *Filesystem) shouldRead(filename string, fi os.FileInfo) (bool, error) {
|
|
if fi.Mode()&os.ModeSymlink == os.ModeSymlink {
|
|
link, err := filepath.EvalSymlinks(filename)
|
|
if err != nil {
|
|
jww.ERROR.Printf("Cannot read symbolic link '%s', error was: %s", filename, err)
|
|
return false, nil
|
|
}
|
|
linkfi, err := f.SourceFs.Stat(link)
|
|
if err != nil {
|
|
jww.ERROR.Printf("Cannot stat '%s', error was: %s", link, err)
|
|
return false, nil
|
|
}
|
|
|
|
if !linkfi.Mode().IsRegular() {
|
|
jww.ERROR.Printf("Symbolic links for directories not supported, skipping '%s'", filename)
|
|
}
|
|
return false, nil
|
|
}
|
|
|
|
ignore := f.SourceSpec.IgnoreFile(filename)
|
|
|
|
if fi.IsDir() {
|
|
if ignore {
|
|
return false, filepath.SkipDir
|
|
}
|
|
return false, nil
|
|
}
|
|
|
|
if ignore {
|
|
return false, nil
|
|
}
|
|
|
|
return true, nil
|
|
}
|