mirror of
https://github.com/go-gitea/gitea.git
synced 2024-08-30 16:17:28 +02:00
219 lines
5.8 KiB
Go
219 lines
5.8 KiB
Go
// Copyright 2013 com authors
|
|
//
|
|
// 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 com
|
|
|
|
import (
|
|
"errors"
|
|
"fmt"
|
|
"os"
|
|
"path"
|
|
"strings"
|
|
)
|
|
|
|
// IsDir returns true if given path is a directory,
|
|
// or returns false when it's a file or does not exist.
|
|
func IsDir(dir string) bool {
|
|
f, e := os.Stat(dir)
|
|
if e != nil {
|
|
return false
|
|
}
|
|
return f.IsDir()
|
|
}
|
|
|
|
func statDir(dirPath, recPath string, includeDir, isDirOnly, followSymlinks bool) ([]string, error) {
|
|
dir, err := os.Open(dirPath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
defer dir.Close()
|
|
|
|
fis, err := dir.Readdir(0)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
statList := make([]string, 0)
|
|
for _, fi := range fis {
|
|
if strings.Contains(fi.Name(), ".DS_Store") {
|
|
continue
|
|
}
|
|
|
|
relPath := path.Join(recPath, fi.Name())
|
|
curPath := path.Join(dirPath, fi.Name())
|
|
if fi.IsDir() {
|
|
if includeDir {
|
|
statList = append(statList, relPath+"/")
|
|
}
|
|
s, err := statDir(curPath, relPath, includeDir, isDirOnly, followSymlinks)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
statList = append(statList, s...)
|
|
} else if !isDirOnly {
|
|
statList = append(statList, relPath)
|
|
} else if followSymlinks && fi.Mode()&os.ModeSymlink != 0 {
|
|
link, err := os.Readlink(curPath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
if IsDir(link) {
|
|
if includeDir {
|
|
statList = append(statList, relPath+"/")
|
|
}
|
|
s, err := statDir(curPath, relPath, includeDir, isDirOnly, followSymlinks)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
statList = append(statList, s...)
|
|
}
|
|
}
|
|
}
|
|
return statList, nil
|
|
}
|
|
|
|
// StatDir gathers information of given directory by depth-first.
|
|
// It returns slice of file list and includes subdirectories if enabled;
|
|
// it returns error and nil slice when error occurs in underlying functions,
|
|
// or given path is not a directory or does not exist.
|
|
//
|
|
// Slice does not include given path itself.
|
|
// If subdirectories is enabled, they will have suffix '/'.
|
|
func StatDir(rootPath string, includeDir ...bool) ([]string, error) {
|
|
if !IsDir(rootPath) {
|
|
return nil, errors.New("not a directory or does not exist: " + rootPath)
|
|
}
|
|
|
|
isIncludeDir := false
|
|
if len(includeDir) >= 1 {
|
|
isIncludeDir = includeDir[0]
|
|
}
|
|
return statDir(rootPath, "", isIncludeDir, false, false)
|
|
}
|
|
|
|
// LstatDir gathers information of given directory by depth-first.
|
|
// It returns slice of file list, follows symbolic links and includes subdirectories if enabled;
|
|
// it returns error and nil slice when error occurs in underlying functions,
|
|
// or given path is not a directory or does not exist.
|
|
//
|
|
// Slice does not include given path itself.
|
|
// If subdirectories is enabled, they will have suffix '/'.
|
|
func LstatDir(rootPath string, includeDir ...bool) ([]string, error) {
|
|
if !IsDir(rootPath) {
|
|
return nil, errors.New("not a directory or does not exist: " + rootPath)
|
|
}
|
|
|
|
isIncludeDir := false
|
|
if len(includeDir) >= 1 {
|
|
isIncludeDir = includeDir[0]
|
|
}
|
|
return statDir(rootPath, "", isIncludeDir, false, true)
|
|
}
|
|
|
|
// GetAllSubDirs returns all subdirectories of given root path.
|
|
// Slice does not include given path itself.
|
|
func GetAllSubDirs(rootPath string) ([]string, error) {
|
|
if !IsDir(rootPath) {
|
|
return nil, errors.New("not a directory or does not exist: " + rootPath)
|
|
}
|
|
return statDir(rootPath, "", true, true, false)
|
|
}
|
|
|
|
// LgetAllSubDirs returns all subdirectories of given root path, including
|
|
// following symbolic links, if any.
|
|
// Slice does not include given path itself.
|
|
func LgetAllSubDirs(rootPath string) ([]string, error) {
|
|
if !IsDir(rootPath) {
|
|
return nil, errors.New("not a directory or does not exist: " + rootPath)
|
|
}
|
|
return statDir(rootPath, "", true, true, true)
|
|
}
|
|
|
|
// GetFileListBySuffix returns an ordered list of file paths.
|
|
// It recognize if given path is a file, and don't do recursive find.
|
|
func GetFileListBySuffix(dirPath, suffix string) ([]string, error) {
|
|
if !IsExist(dirPath) {
|
|
return nil, fmt.Errorf("given path does not exist: %s", dirPath)
|
|
} else if IsFile(dirPath) {
|
|
return []string{dirPath}, nil
|
|
}
|
|
|
|
// Given path is a directory.
|
|
dir, err := os.Open(dirPath)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
fis, err := dir.Readdir(0)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
files := make([]string, 0, len(fis))
|
|
for _, fi := range fis {
|
|
if strings.HasSuffix(fi.Name(), suffix) {
|
|
files = append(files, path.Join(dirPath, fi.Name()))
|
|
}
|
|
}
|
|
|
|
return files, nil
|
|
}
|
|
|
|
// CopyDir copy files recursively from source to target directory.
|
|
//
|
|
// The filter accepts a function that process the path info.
|
|
// and should return true for need to filter.
|
|
//
|
|
// It returns error when error occurs in underlying functions.
|
|
func CopyDir(srcPath, destPath string, filters ...func(filePath string) bool) error {
|
|
// Check if target directory exists.
|
|
if IsExist(destPath) {
|
|
return errors.New("file or directory alreay exists: " + destPath)
|
|
}
|
|
|
|
err := os.MkdirAll(destPath, os.ModePerm)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
// Gather directory info.
|
|
infos, err := StatDir(srcPath, true)
|
|
if err != nil {
|
|
return err
|
|
}
|
|
|
|
var filter func(filePath string) bool
|
|
if len(filters) > 0 {
|
|
filter = filters[0]
|
|
}
|
|
|
|
for _, info := range infos {
|
|
if filter != nil && filter(info) {
|
|
continue
|
|
}
|
|
|
|
curPath := path.Join(destPath, info)
|
|
if strings.HasSuffix(info, "/") {
|
|
err = os.MkdirAll(curPath, os.ModePerm)
|
|
} else {
|
|
err = Copy(path.Join(srcPath, info), curPath)
|
|
}
|
|
if err != nil {
|
|
return err
|
|
}
|
|
}
|
|
return nil
|
|
}
|