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Implement UID conflict check in PutAddressObject

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This commit is contained in:
Conrad Hoffmann 2022-03-10 17:22:21 +01:00
parent 8b3306b580
commit 04be038c05
1 changed files with 32 additions and 9 deletions
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29
storage/filesystem.go
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@ -178,7 +178,7 @@ func (b *filesystemBackend) GetAddressObject(ctx context.Context, path string, r
return nil, err
}
propFilter := []string{}
var propFilter []string
if req != nil && !req.AllProp {
propFilter = req.Props
}
@ -240,7 +240,7 @@ func (b *filesystemBackend) loadAll(ctx context.Context, propFilter []string) ([
}
func (b *filesystemBackend) ListAddressObjects(ctx context.Context, req *carddav.AddressDataRequest) ([]carddav.AddressObject, error) {
propFilter := []string{}
var propFilter []string
if req != nil && !req.AllProp {
propFilter = req.Props
}
@ -249,7 +249,7 @@ func (b *filesystemBackend) ListAddressObjects(ctx context.Context, req *carddav
}
func (b *filesystemBackend) QueryAddressObjects(ctx context.Context, query *carddav.AddressBookQuery) ([]carddav.AddressObject, error) {
propFilter := []string{}
var propFilter []string
if query != nil && !query.DataRequest.AllProp {
propFilter = query.DataRequest.Props
}
@ -262,11 +262,34 @@ func (b *filesystemBackend) QueryAddressObjects(ctx context.Context, query *card
return carddav.Filter(query, result)
}
func (b *filesystemBackend) hasUIDConflict(ctx context.Context, uid, path string) (bool, error) {
all, err := b.loadAll(ctx, nil)
if err != nil {
return false, err
}
for _, contact := range all {
if contact.Path != path && contact.Card.Value(vcard.FieldUID) == uid {
return true, nil
}
}
return false, nil
}
func (b *filesystemBackend) PutAddressObject(ctx context.Context, path string, card vcard.Card) (loc string, err error) {
localPath, err := b.safePath(ctx, path)
if err != nil {
return "", err
}
conflict, err := b.hasUIDConflict(ctx, card.Value(vcard.FieldUID), path)
if err != nil {
return "", err
}
if conflict {
return "", carddav.NewPreconditionError(carddav.PreconditionNoUIDConflict)
}
f, err := os.OpenFile(localPath, os.O_RDWR|os.O_CREATE, 0644)
if err != nil {
return "", err