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woodpecker/plugin/remote/bitbucket/bitbucket.go
2014-06-12 14:46:55 -07:00

148 lines
4.0 KiB
Go

package bitbucket
import (
"fmt"
"net/http"
"net/url"
"time"
"github.com/drone/drone/plugin/remote"
"github.com/drone/drone/shared/util/httputil"
"github.com/drone/go-bitbucket/bitbucket"
"github.com/drone/go-bitbucket/oauth1"
)
type Bitbucket struct {
URL string `json:"url"` // https://bitbucket.org
API string `json:"api"` // https://api.bitbucket.org
Client string `json:"client"`
Secret string `json:"secret"`
Enabled bool `json:"enabled"`
}
// GetName returns the name of this remote system.
func (b *Bitbucket) GetName() string {
return "bitbucket.org"
}
// GetHost returns the url.Host of this remote system.
func (b *Bitbucket) GetHost() (host string) {
u, err := url.Parse(b.URL)
if err != nil {
return
}
return u.Host
}
// GetHook parses the post-commit hook from the Request body
// and returns the required data in a standard format.
func (b *Bitbucket) GetHook(r *http.Request) (*remote.Hook, error) {
// get the payload from the request
payload := r.FormValue("payload")
// parse the post-commit hook
hook, err := bitbucket.ParseHook([]byte(payload))
if err != nil {
return nil, err
}
// verify the payload has the minimum amount of required data.
if hook.Repo == nil || hook.Commits == nil || len(hook.Commits) == 0 {
return nil, fmt.Errorf("Invalid Bitbucket post-commit Hook. Missing Repo or Commit data.")
}
return &remote.Hook{
Owner: hook.Repo.Owner,
Repo: hook.Repo.Name,
Sha: hook.Commits[len(hook.Commits)-1].Hash,
Branch: hook.Commits[len(hook.Commits)-1].Branch,
Author: hook.Commits[len(hook.Commits)-1].Author,
Timestamp: time.Now().UTC().String(),
Message: hook.Commits[len(hook.Commits)-1].Message,
}, nil
}
// GetLogin handles authentication to third party, remote services
// and returns the required user data in a standard format.
func (b *Bitbucket) GetLogin(w http.ResponseWriter, r *http.Request) (*remote.Login, error) {
// bitbucket oauth1 consumer
consumer := oauth1.Consumer{
RequestTokenURL: "https://bitbucket.org/api/1.0/oauth/request_token/",
AuthorizationURL: "https://bitbucket.org/!api/1.0/oauth/authenticate",
AccessTokenURL: "https://bitbucket.org/api/1.0/oauth/access_token/",
CallbackURL: httputil.GetScheme(r) + "://" + httputil.GetHost(r) + "/login/bitbucket.org",
ConsumerKey: b.Client,
ConsumerSecret: b.Secret,
}
// get the oauth verifier
verifier := r.FormValue("oauth_verifier")
if len(verifier) == 0 {
// Generate a Request Token
requestToken, err := consumer.RequestToken()
if err != nil {
return nil, err
}
// add the request token as a signed cookie
httputil.SetCookie(w, r, "bitbucket_token", requestToken.Encode())
url, _ := consumer.AuthorizeRedirect(requestToken)
http.Redirect(w, r, url, http.StatusSeeOther)
return nil, nil
}
// remove bitbucket token data once before redirecting
// back to the application.
defer httputil.DelCookie(w, r, "bitbucket_token")
// get the tokens from the request
requestTokenStr := httputil.GetCookie(r, "bitbucket_token")
requestToken, err := oauth1.ParseRequestTokenStr(requestTokenStr)
if err != nil {
return nil, err
}
// exchange for an access token
accessToken, err := consumer.AuthorizeToken(requestToken, verifier)
if err != nil {
return nil, err
}
// create the Bitbucket client
client := bitbucket.New(
b.Client,
b.Secret,
accessToken.Token(),
accessToken.Secret(),
)
// get the currently authenticated Bitbucket User
user, err := client.Users.Current()
if err != nil {
return nil, err
}
// put the user data in the common format
login := remote.Login{
Login: user.User.Username,
Access: accessToken.Token(),
Secret: accessToken.Secret(),
Name: user.User.DisplayName,
}
return &login, nil
}
// GetClient returns a new Bitbucket remote client.
func (b *Bitbucket) GetClient(access, secret string) remote.Client {
return &Client{b, access, secret}
}
// IsMatch returns true if the hostname matches the
// hostname of this remote client.
func (b *Bitbucket) IsMatch(hostname string) bool {
return hostname == "bitbucket.org"
}