mirror of
https://github.com/casdoor/casdoor.git
synced 2025-05-23 02:35:49 +08:00
120 lines
3.4 KiB
Go
120 lines
3.4 KiB
Go
// Copyright 2021 The Casdoor 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 storage
|
|
|
|
import (
|
|
"fmt"
|
|
"io"
|
|
"os"
|
|
"path/filepath"
|
|
"strings"
|
|
|
|
"github.com/casdoor/oss"
|
|
)
|
|
|
|
// LocalFileSystemProvider file system storage
|
|
type LocalFileSystemProvider struct {
|
|
BaseDir string
|
|
}
|
|
|
|
// NewLocalFileSystemStorageProvider initialize the local file system storage
|
|
func NewLocalFileSystemStorageProvider() *LocalFileSystemProvider {
|
|
baseFolder := "files"
|
|
absBase, err := filepath.Abs(baseFolder)
|
|
if err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return &LocalFileSystemProvider{BaseDir: absBase}
|
|
}
|
|
|
|
// GetFullPath get full path from absolute/relative path
|
|
func (sp LocalFileSystemProvider) GetFullPath(path string) string {
|
|
fullPath := path
|
|
if !strings.HasPrefix(path, sp.BaseDir) {
|
|
fullPath, _ = filepath.Abs(filepath.Join(sp.BaseDir, path))
|
|
}
|
|
return fullPath
|
|
}
|
|
|
|
// Get receive file with given path
|
|
func (sp LocalFileSystemProvider) Get(path string) (*os.File, error) {
|
|
return os.Open(sp.GetFullPath(path))
|
|
}
|
|
|
|
// GetStream get file as stream
|
|
func (sp LocalFileSystemProvider) GetStream(path string) (io.ReadCloser, error) {
|
|
return os.Open(sp.GetFullPath(path))
|
|
}
|
|
|
|
// Put store a reader into given path
|
|
func (sp LocalFileSystemProvider) Put(path string, reader io.Reader) (*oss.Object, error) {
|
|
fullPath := sp.GetFullPath(path)
|
|
|
|
err := os.MkdirAll(filepath.Dir(fullPath), os.ModePerm)
|
|
if err != nil {
|
|
return nil, fmt.Errorf("Casdoor fails to create folder: \"%s\" for local file system storage provider: %s. Make sure Casdoor process has correct permission to create/access it, or you can create it manually in advance", filepath.Dir(fullPath), err.Error())
|
|
}
|
|
|
|
dst, err := os.Create(filepath.Clean(fullPath))
|
|
if err == nil {
|
|
if seeker, ok := reader.(io.ReadSeeker); ok {
|
|
seeker.Seek(0, 0)
|
|
}
|
|
_, err = io.Copy(dst, reader)
|
|
}
|
|
return &oss.Object{Path: path, Name: filepath.Base(path), StorageInterface: sp}, err
|
|
}
|
|
|
|
// Delete delete file
|
|
func (sp LocalFileSystemProvider) Delete(path string) error {
|
|
return os.Remove(sp.GetFullPath(path))
|
|
}
|
|
|
|
// List list all objects under current path
|
|
func (sp LocalFileSystemProvider) List(path string) ([]*oss.Object, error) {
|
|
objects := []*oss.Object{}
|
|
fullPath := sp.GetFullPath(path)
|
|
|
|
filepath.Walk(fullPath, func(path string, info os.FileInfo, err error) error {
|
|
if path == fullPath {
|
|
return nil
|
|
}
|
|
|
|
if err == nil && !info.IsDir() {
|
|
modTime := info.ModTime()
|
|
objects = append(objects, &oss.Object{
|
|
Path: strings.TrimPrefix(path, sp.BaseDir),
|
|
Name: info.Name(),
|
|
LastModified: &modTime,
|
|
StorageInterface: sp,
|
|
})
|
|
}
|
|
return nil
|
|
})
|
|
|
|
return objects, nil
|
|
}
|
|
|
|
// GetEndpoint get endpoint, LocalFileSystemProvider's endpoint is /
|
|
func (sp LocalFileSystemProvider) GetEndpoint() string {
|
|
return "/"
|
|
}
|
|
|
|
// GetURL get public accessible URL
|
|
func (sp LocalFileSystemProvider) GetURL(path string) (url string, err error) {
|
|
return path, nil
|
|
}
|