onedrive: fix RangeOption support in Open #1825

This commit is contained in:
Nick Craig-Wood 2018-01-21 17:10:43 +00:00
parent 9c45125271
commit c963c74fbe

View File

@ -1065,6 +1065,18 @@ func (o *Object) Open(options ...fs.OpenOption) (in io.ReadCloser, err error) {
if o.id == "" {
return nil, errors.New("can't download - no id")
}
for i := range options {
option := options[i]
if x, ok := option.(*fs.RangeOption); ok {
// Fix RangeOption if requesting a fetch from
// the end as it doesn't work with Onedrive.
// If start is < 0 then fetch from the end
if x.Start < 0 {
x = &fs.RangeOption{Start: o.size - x.End, End: -1}
options[i] = x
}
}
}
var resp *http.Response
opts := rest.Opts{
Method: "GET",