138 lines
2.7 KiB
Go
138 lines
2.7 KiB
Go
// Copyright © 2014 Steve Francia <spf@spf13.com>.
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//
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// Licensed under the Simple Public License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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// http://opensource.org/licenses/Simple-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package source
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import (
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"bytes"
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"github.com/spf13/hugo/helpers"
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jww "github.com/spf13/jwalterweatherman"
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"io"
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"io/ioutil"
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"os"
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"path/filepath"
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"strings"
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)
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type Input interface {
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Files() []*File
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}
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type Filesystem struct {
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files []*File
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Base string
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AvoidPaths []string
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}
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func (f *Filesystem) FilesByExts(exts ...string) []*File {
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var newFiles []*File
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if len(exts) == 0 {
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return f.Files()
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}
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for _, x := range f.Files() {
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for _, e := range exts {
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if x.Ext() == strings.TrimPrefix(e, ".") {
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newFiles = append(newFiles, x)
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}
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}
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}
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return newFiles
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}
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func (f *Filesystem) Files() []*File {
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if len(f.files) < 1 {
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f.captureFiles()
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}
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return f.files
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}
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func (f *Filesystem) add(name string, reader io.Reader) (err error) {
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var file *File
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//if f.Base == "" {
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//file = NewFileWithContents(name, reader)
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//} else {
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file, err = NewFileFromAbs(f.Base, name, reader)
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//}
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if err == nil {
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f.files = append(f.files, file)
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}
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return err
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}
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func (f *Filesystem) getRelativePath(name string) (final string, err error) {
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return helpers.GetRelativePath(name, f.Base)
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}
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func (f *Filesystem) captureFiles() {
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walker := func(filePath string, fi os.FileInfo, err error) error {
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if err != nil {
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return nil
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}
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if fi.Mode()&os.ModeSymlink == os.ModeSymlink {
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jww.ERROR.Printf("Symbolic links not supported, skipping '%s'", filePath)
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return nil
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}
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if fi.IsDir() {
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if f.avoid(filePath) || isNonProcessablePath(filePath) {
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return filepath.SkipDir
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}
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return nil
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} else {
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if isNonProcessablePath(filePath) {
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return nil
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}
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data, err := ioutil.ReadFile(filePath)
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if err != nil {
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return err
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}
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f.add(filePath, bytes.NewBuffer(data))
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return nil
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}
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}
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filepath.Walk(f.Base, walker)
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}
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func (f *Filesystem) avoid(filePath string) bool {
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for _, avoid := range f.AvoidPaths {
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if avoid == filePath {
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return true
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}
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}
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return false
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}
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func isNonProcessablePath(filePath string) bool {
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base := filepath.Base(filePath)
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if base[0] == '.' {
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return true
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}
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if base[0] == '#' {
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return true
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}
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if base[len(base)-1] == '~' {
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return true
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}
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return false
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}
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