harness-drone/remote/bitbucket/parse.go
2016-04-30 01:00:39 -07:00

71 lines
1.8 KiB
Go

package bitbucket
import (
"encoding/json"
"io/ioutil"
"net/http"
"github.com/drone/drone/model"
"github.com/drone/drone/remote/bitbucket/internal"
)
const (
hookEvent = "X-Event-Key"
hookPush = "repo:push"
hookPullCreated = "pullrequest:created"
hookPullUpdated = "pullrequest:updated"
changeBranch = "branch"
changeNamedBranch = "named_branch"
stateMerged = "MERGED"
stateDeclined = "DECLINED"
stateOpen = "OPEN"
)
// parseHook parses a Bitbucket hook from an http.Request request and returns
// Repo and Build detail. If a hook type is unsupported nil values are returned.
func parseHook(r *http.Request) (*model.Repo, *model.Build, error) {
payload, _ := ioutil.ReadAll(r.Body)
switch r.Header.Get(hookEvent) {
case hookPush:
return parsePushHook(payload)
case hookPullCreated, hookPullUpdated:
return parsePullHook(payload)
}
return nil, nil, nil
}
// parsePushHook parses a push hook and returns the Repo and Build details.
// If the commit type is unsupported nil values are returned.
func parsePushHook(payload []byte) (*model.Repo, *model.Build, error) {
hook := internal.PushHook{}
err := json.Unmarshal(payload, &hook)
if err != nil {
return nil, nil, err
}
for _, change := range hook.Push.Changes {
if change.New.Target.Hash == "" {
continue
}
return convertRepo(&hook.Repo), convertPushHook(&hook, &change), nil
}
return nil, nil, nil
}
// parsePullHook parses a pull request hook and returns the Repo and Build
// details. If the pull request is closed nil values are returned.
func parsePullHook(payload []byte) (*model.Repo, *model.Build, error) {
hook := internal.PullRequestHook{}
if err := json.Unmarshal(payload, &hook); err != nil {
return nil, nil, err
}
if hook.PullRequest.State != stateOpen {
return nil, nil, nil
}
return convertRepo(&hook.Repo), convertPullHook(&hook), nil
}