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client.go
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client.go
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package ucs
import (
"fmt"
"io"
"strings"
)
// PUT Objects. A plain reader, but we need a size up-front.
// TODO: Implement lot's of magic (file sizes, string.NewReader) etc.
type PutObject struct {
r io.Reader
size int
}
func NewPutObject(r io.Reader, size int) *PutObject {
return &PutObject{
r: r,
size: size,
}
}
// PUT string wrapper
func PutString(s string) *PutObject {
return NewPutObject(
strings.NewReader(s),
len([]byte(s)),
)
}
type putRequest struct {
uuidAndHash []byte
info *PutObject
asset *PutObject
resource *PutObject
}
func (p putRequest) WriteTo(w io.Writer) (int64, error) {
var written int64 = 0
n, err := fmt.Fprintf(w, "ts%s", p.uuidAndHash)
written += int64(n)
if err != nil {
return written, err
}
if p.info != nil {
fmt.Fprintf(w, "pi%016x", p.info.size)
n64, err := io.Copy(w, p.info.r)
written += n64
if err != nil {
return written, err
}
// TODO: Err handling
}
if p.asset != nil {
fmt.Fprintf(w, "pa%016x", p.asset.size)
n64, err := io.Copy(w, p.asset.r)
written += n64
if err != nil {
return written, err
}
// TODO: Err handling
}
if p.resource != nil {
fmt.Fprintf(w, "pr%016x", p.resource.size)
n64, err := io.Copy(w, p.resource.r)
written += n64
if err != nil {
return written, err
}
// TODO: Err handling
}
n, err = fmt.Fprintf(w, "te")
written += int64(n)
return written, err
}