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copy.go
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copy.go
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package scopy
import (
"io"
stdlog "log"
"path/filepath"
)
func Upload(sess Session, currentdir string) Target {
return &UploadCopyer{
Session: sess,
CurrentDir: currentdir,
}
}
func Download(sess Session, currentdir string) Target {
return &DownloadCopyer{
Session: sess,
CurrentDir: currentdir,
}
}
type Target interface {
io.Closer
Copy(srcPath, destPath string) error
}
type UploadCopyer struct {
Session Session
CurrentDir string
}
func (cp *UploadCopyer) Close() error {
return cp.Session.Close()
}
func (cp *UploadCopyer) Copy(srcPath, destPath string) error {
remotePath := destPath
if cp.CurrentDir != "" {
if !filepath.IsAbs(destPath) {
remotePath = filepath.Join(cp.CurrentDir, destPath)
}
}
remotePath = filepath.ToSlash(remotePath)
_, err := UploadFile(nil, cp.Session, srcPath, remotePath)
if err == nil {
stdlog.Println("copy", srcPath, "to", remotePath)
}
return err
}
type DownloadCopyer struct {
Session Session
CurrentDir string
}
func (cp *DownloadCopyer) Close() error {
return cp.Session.Close()
}
func (cp *DownloadCopyer) Copy(srcPath, destPath string) error {
remotePath := srcPath
if cp.CurrentDir != "" {
if !filepath.IsAbs(srcPath) {
remotePath = filepath.Join(cp.CurrentDir, srcPath)
}
}
remotePath = filepath.ToSlash(remotePath)
_, err := DownloadFile(nil, cp.Session, remotePath, destPath)
if err == nil {
stdlog.Println("copy", remotePath, "to", srcPath)
}
return err
}