/
file.go
72 lines (60 loc) · 1.23 KB
/
file.go
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package actions
import (
"github.com/iwind/TeaGo/files"
"io"
"mime/multipart"
"os"
"path/filepath"
)
// File 上传的文件封装
type File struct {
OriginFile *multipart.FileHeader
Filename string
Size int64
Field string
Ext string
ContentType string
}
func (this *File) Reader() (io.ReadCloser, error) {
return this.OriginFile.Open()
}
// Read 读取文件内容
func (this *File) Read() ([]byte, error) {
reader, err := this.OriginFile.Open()
if err != nil {
return nil, err
}
defer func() {
_ = reader.Close()
}()
return io.ReadAll(reader)
}
// WriteTo 将文件内容写入到writer中
func (this *File) WriteTo(writer io.Writer) (int64, error) {
reader, err := this.Reader()
if err != nil {
return 0, err
}
defer func() {
_ = reader.Close()
}()
return io.Copy(writer, reader)
}
// WriteToPath 写入一个文件路径中
func (this *File) WriteToPath(path string) (int64, error) {
var file = files.NewFile(filepath.Dir(path))
if !file.Exists() {
err := file.MkdirAll()
if err != nil {
return 0, err
}
}
fp, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY|os.O_TRUNC, 0666)
if err != nil {
return 0, err
}
defer func() {
_ = fp.Close()
}()
return this.WriteTo(fp)
}