rclone/vendor/github.com/koofr/go-httpclient/requestdata_upload.go

63 lines
1.0 KiB
Go

package httpclient
import (
"io"
"mime/multipart"
"net/http"
)
func (req *RequestData) UploadFile(fieldName string, fileName string, reader io.Reader) (err error) {
return req.UploadFileExtra(fieldName, fileName, reader, nil)
}
func (req *RequestData) UploadFileExtra(fieldName string, fileName string, reader io.Reader, extra map[string]string) (err error) {
r, w := io.Pipe()
writer := multipart.NewWriter(w)
go func() {
var err error
defer func() {
if err == nil {
w.Close()
}
}()
for k, v := range extra {
err = writer.WriteField(k, v)
if err != nil {
w.CloseWithError(err)
return
}
}
part, err := writer.CreateFormFile(fieldName, fileName)
if err != nil {
w.CloseWithError(err)
return
}
defer writer.Close()
_, err = io.Copy(part, reader)
if err != nil {
w.CloseWithError(err)
return
}
}()
req.ReqReader = r
if req.Headers == nil {
req.Headers = make(http.Header)
}
req.Headers.Set("Content-Type", writer.FormDataContentType())
return
}