gonextcloud/vendor/github.com/levigross/grequests/file_upload.go

69 lines
1.8 KiB
Go

package grequests
import (
"errors"
"io"
"os"
"path/filepath"
)
// FileUpload is a struct that is used to specify the file that a User
// wishes to upload.
type FileUpload struct {
// Filename is the name of the file that you wish to upload. We use this to guess the mimetype as well as pass it onto the server
FileName string
// FileContents is happy as long as you pass it a io.ReadCloser (which most file use anyways)
FileContents io.ReadCloser
// FieldName is form field name
FieldName string
// FileMime represents which mimetime should be sent along with the file.
// When empty, defaults to application/octet-stream
FileMime string
}
// FileUploadFromDisk allows you to create a FileUpload struct slice by just specifying a location on the disk
func FileUploadFromDisk(fileName string) ([]FileUpload, error) {
fd, err := os.Open(fileName)
if err != nil {
return nil, err
}
return []FileUpload{{FileContents: fd, FileName: fileName}}, nil
}
// FileUploadFromGlob allows you to create a FileUpload struct slice by just specifying a glob location on the disk
// this function will gloss over all errors in the files and only upload the files that don't return errors from the glob
func FileUploadFromGlob(fileSystemGlob string) ([]FileUpload, error) {
files, err := filepath.Glob(fileSystemGlob)
if err != nil {
return nil, err
}
if len(files) == 0 {
return nil, errors.New("grequests: No files have been returned in the glob")
}
filesToUpload := make([]FileUpload, 0, len(files))
for _, f := range files {
if s, err := os.Stat(f); err != nil || s.IsDir() {
continue
}
// ignoring error because I can stat the file
fd, _ := os.Open(f)
filesToUpload = append(filesToUpload, FileUpload{FileContents: fd, FileName: filepath.Base(fd.Name())})
}
return filesToUpload, nil
}