harness-drone/remote/gogs/parse.go
2017-01-03 09:38:05 +01:00

107 lines
2.3 KiB
Go

package gogs
import (
"io"
"net/http"
"github.com/drone/drone/model"
)
const (
hookEvent = "X-Gogs-Event"
hookPush = "push"
hookCreated = "create"
hookPullRequest = "pull_request"
actionOpen = "opened"
actionSync = "synchronize"
stateOpen = "open"
refBranch = "branch"
refTag = "tag"
)
// 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) {
switch r.Header.Get(hookEvent) {
case hookPush:
return parsePushHook(r.Body)
case hookCreated:
return parseCreatedHook(r.Body)
case hookPullRequest:
return parsePullRequestHook(r.Body)
}
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 io.Reader) (*model.Repo, *model.Build, error) {
var (
repo *model.Repo
build *model.Build
)
push, err := parsePush(payload)
if err != nil {
return nil, nil, err
}
// is this even needed?
if push.RefType == refBranch {
return nil, nil, nil
}
repo = repoFromPush(push)
build = buildFromPush(push)
return repo, build, err
}
// parseCreatedHook parses a push hook and returns the Repo and Build details.
// If the commit type is unsupported nil values are returned.
func parseCreatedHook(payload io.Reader) (*model.Repo, *model.Build, error) {
var (
repo *model.Repo
build *model.Build
)
push, err := parsePush(payload)
if err != nil {
return nil, nil, err
}
if push.RefType != refTag {
return nil, nil, nil
}
repo = repoFromPush(push)
build = buildFromTag(push)
return repo, build, err
}
// parsePullRequestHook parses a pull_request hook and returns the Repo and Build details.
func parsePullRequestHook(payload io.Reader) (*model.Repo, *model.Build, error) {
var (
repo *model.Repo
build *model.Build
)
pr, err := parsePullRequest(payload)
if err != nil {
return nil, nil, err
}
// Don't trigger builds for non-code changes, or if PR is not open
if pr.Action != actionOpen && pr.Action != actionSync {
return nil, nil, nil
}
if pr.PullRequest.State != stateOpen {
return nil, nil, nil
}
repo = repoFromPullRequest(pr)
build = buildFromPullRequest(pr)
return repo, build, err
}