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b2: Fix reading metadata for all files when using a subdir - fixes #356

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Also fix some confusion with Metadata prefix/root.
This commit is contained in:
Nick Craig-Wood 2016-02-19 12:09:11 +00:00
parent 84b00b362f
commit 85a0f25b95
1 changed files with 10 additions and 3 deletions
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13
b2/b2.go
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@ -256,6 +256,10 @@ func (f *Fs) NewFsObject(remote string) fs.Object {
// listFn is called from list to handle an object
type listFn func(string, *api.File) error
// errEndList is a sentinel used to end the list iteration now.
// listFn should return it to end the iteration with no errors.
var errEndList = errors.New("end list")
// list lists the objects into the function supplied from
// the bucket and root supplied
//
@ -294,6 +298,9 @@ func (f *Fs) list(prefix string, limit int, hidden bool, fn listFn) error {
for {
_, err = f.srv.CallJSON(&opts, &request, &response)
if err != nil {
if err == errEndList {
return nil
}
return err
}
for i := range response.Files {
@ -302,7 +309,7 @@ func (f *Fs) list(prefix string, limit int, hidden bool, fn listFn) error {
if !strings.HasPrefix(file.Name, prefix) {
return nil
}
err = fn(file.Name[len(prefix):], file)
err = fn(file.Name[len(f.root):], file)
if err != nil {
return err
}
@ -637,10 +644,10 @@ func (o *Object) readMetaData() (err error) {
return nil
}
err = o.fs.list(o.remote, 1, false, func(remote string, object *api.File) error {
if remote == "" {
if remote == o.remote {
o.info = *object
}
return nil
return errEndList // read only 1 item
})
if o.info.ID != "" {
return nil