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Allow uploading multiple files at once #11

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Allow uploading multiple files at once #11

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37 changes: 19 additions & 18 deletions server.go
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Original file line number Diff line number Diff line change
Expand Up @@ -59,7 +59,7 @@ const directoryListingTemplateText = `
</tr>
{{- end }}
{{- if .AllowUpload }}
<tr><td colspan=3><form method="post" enctype="multipart/form-data"><input required name="file" type="file"/><input value="Upload" type="submit"/></form></td></tr>
<tr><td colspan=3><form method="post" enctype="multipart/form-data"><input required name="file" type="file" multiple/><input value="Upload" type="submit"/></form></td></tr>
{{- end }}
</tbody>
</table>
Expand Down Expand Up @@ -200,26 +200,27 @@ func (f *fileHandler) serveDir(w http.ResponseWriter, r *http.Request, osPath st
}

func (f *fileHandler) serveUploadTo(w http.ResponseWriter, r *http.Request, osPath string) error {
if err := r.ParseForm(); err != nil {
return err
}
in, h, err := r.FormFile("file")
if err == http.ErrMissingFile {
w.Header().Set("Location", r.URL.String())
w.WriteHeader(303)
}
if err != nil {
return err
}
outPath := filepath.Join(osPath, filepath.Base(h.Filename))
out, err := os.OpenFile(outPath, os.O_CREATE|os.O_WRONLY, 0600)
mr, err := r.MultipartReader()
if err != nil {
return err
}
defer out.Close()

if _, err := io.Copy(out, in); err != nil {
return err
for {
part, err := mr.NextPart()
if err == io.EOF {
break
} else if err != nil {
return err
} else if part.FormName() == "file" {
outPath := filepath.Join(osPath, filepath.Base(part.FileName()))
out, err := os.OpenFile(outPath, os.O_CREATE|os.O_WRONLY, 0600)
if err != nil {
return err
}
defer out.Close()
if _, err := io.Copy(out, part); err != nil {
return err
}
}
}
w.Header().Set("Location", r.URL.String())
w.WriteHeader(303)
Expand Down