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package getter
import (
"encoding/json"
"fmt"
"net/http"
"net/url"
"strings"
)
// BitBucketDetector implements Detector to detect BitBucket URLs and turn
// them into URLs that the Git or Hg Getter can understand.
type BitBucketDetector struct{}
func (d *BitBucketDetector) Detect(src, _ string) (string, bool, error) {
if len(src) == 0 {
return "", false, nil
}
if strings.HasPrefix(src, "bitbucket.org/") {
return d.detectHTTP(src)
}
return "", false, nil
}
func (d *BitBucketDetector) detectHTTP(src string) (string, bool, error) {
u, err := url.Parse("https://" + src)
if err != nil {
return "", true, fmt.Errorf("error parsing BitBucket URL: %s", err)
}
// We need to get info on this BitBucket repository to determine whether
// it is Git or Hg.
var info struct {
SCM string `json:"scm"`
}
infoUrl := "https://api.bitbucket.org/1.0/repositories" + u.Path
resp, err := http.Get(infoUrl)
if err != nil {
return "", true, fmt.Errorf("error looking up BitBucket URL: %s", err)
}
if resp.StatusCode == 403 {
// A private repo
return "", true, fmt.Errorf(
"shorthand BitBucket URL can't be used for private repos, " +
"please use a full URL")
}
dec := json.NewDecoder(resp.Body)
if err := dec.Decode(&info); err != nil {
return "", true, fmt.Errorf("error looking up BitBucket URL: %s", err)
}
switch info.SCM {
case "git":
if !strings.HasSuffix(u.Path, ".git") {
u.Path += ".git"
}
return "git::" + u.String(), true, nil
case "hg":
return "hg::" + u.String(), true, nil
default:
return "", true, fmt.Errorf("unknown BitBucket SCM type: %s", info.SCM)
}
}
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