Vendor Update: go-gitlab v0.22.1 -> v0.31.0 (#11136)

* vendor update: go-gitlab to v0.31.0

* migrate client init to v0.31.0

* refactor

vendor/github.com/xanzy/go-gitlab/event_parsing.go

@@ -11,15 +11,18 @@ type EventType string
 
 // List of available event types.
 const (
-	EventTypeBuild        EventType = "Build Hook"
-	EventTypeIssue        EventType = "Issue Hook"
-	EventTypeJob          EventType = "Job Hook"
-	EventTypeMergeRequest EventType = "Merge Request Hook"
-	EventTypeNote         EventType = "Note Hook"
-	EventTypePipeline     EventType = "Pipeline Hook"
-	EventTypePush         EventType = "Push Hook"
-	EventTypeTagPush      EventType = "Tag Push Hook"
-	EventTypeWikiPage     EventType = "Wiki Page Hook"
+	EventTypeBuild         EventType = "Build Hook"
+	EventTypeIssue         EventType = "Issue Hook"
+	EventConfidentialIssue EventType = "Confidential Issue Hook"
+	EventTypeJob           EventType = "Job Hook"
+	EventTypeMergeRequest  EventType = "Merge Request Hook"
+	EventTypeNote          EventType = "Note Hook"
+	EventConfidentialNote  EventType = "Confidential Note Hook"
+	EventTypePipeline      EventType = "Pipeline Hook"
+	EventTypePush          EventType = "Push Hook"
+	EventTypeSystemHook    EventType = "System Hook"
+	EventTypeTagPush       EventType = "Tag Push Hook"
+	EventTypeWikiPage      EventType = "Wiki Page Hook"
 )
 
 const (
@@ -38,6 +41,119 @@ type noteEvent struct {
 
 const eventTypeHeader = "X-Gitlab-Event"
 
+// HookEventType returns the event type for the given request.
+func HookEventType(r *http.Request) EventType {
+	return EventType(r.Header.Get(eventTypeHeader))
+}
+
+// ParseHook tries to parse both web- and system hooks.
+//
+// Example usage:
+//
+// func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+//     payload, err := ioutil.ReadAll(r.Body)
+//     if err != nil { ... }
+//     event, err := gitlab.ParseHook(gitlab.HookEventType(r), payload)
+//     if err != nil { ... }
+//     switch event := event.(type) {
+//     case *gitlab.PushEvent:
+//         processPushEvent(event)
+//     case *gitlab.MergeEvent:
+//         processMergeEvent(event)
+//     ...
+//     }
+// }
+//
+func ParseHook(eventType EventType, payload []byte) (event interface{}, err error) {
+	switch eventType {
+	case EventTypeSystemHook:
+		return ParseSystemhook(payload)
+	default:
+		return ParseWebhook(eventType, payload)
+	}
+}
+
+// ParseSystemhook parses the event payload. For recognized event types, a
+// value of the corresponding struct type will be returned. An error will be
+// returned for unrecognized event types.
+//
+// Example usage:
+//
+// func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+//     payload, err := ioutil.ReadAll(r.Body)
+//     if err != nil { ... }
+//     event, err := gitlab.ParseSystemhook(payload)
+//     if err != nil { ... }
+//     switch event := event.(type) {
+//     case *gitlab.PushSystemEvent:
+//         processPushSystemEvent(event)
+//     case *gitlab.MergeSystemEvent:
+//         processMergeSystemEvent(event)
+//     ...
+//     }
+// }
+//
+func ParseSystemhook(payload []byte) (event interface{}, err error) {
+	e := &systemHookEvent{}
+	err = json.Unmarshal(payload, e)
+	if err != nil {
+		return nil, err
+	}
+
+	switch e.EventName {
+	case "push":
+		event = &PushSystemEvent{}
+	case "tag_push":
+		event = &TagPushSystemEvent{}
+	case "repository_update":
+		event = &RepositoryUpdateSystemEvent{}
+	case
+		"project_create",
+		"project_update",
+		"project_destroy",
+		"project_transfer",
+		"project_rename":
+		event = &ProjectSystemEvent{}
+	case
+		"group_create",
+		"group_destroy",
+		"group_rename":
+		event = &GroupSystemEvent{}
+	case
+		"key_create",
+		"key_destroy":
+		event = &KeySystemEvent{}
+	case
+		"user_create",
+		"user_destroy",
+		"user_rename":
+		event = &UserSystemEvent{}
+	case
+		"user_add_to_group",
+		"user_remove_from_group",
+		"user_update_for_group":
+		event = &UserGroupSystemEvent{}
+	case
+		"user_add_to_team",
+		"user_remove_from_team",
+		"user_update_for_team":
+		event = &UserTeamSystemEvent{}
+	default:
+		switch e.ObjectKind {
+		case "merge_request":
+			event = &MergeEvent{}
+		default:
+			return nil, fmt.Errorf("unexpected system hook type %s", e.EventName)
+		}
+	}
+
+	if err := json.Unmarshal(payload, event); err != nil {
+		return nil, err
+	}
+
+	return event, nil
+}
+
 // WebhookEventType returns the event type for the given request.
 func WebhookEventType(r *http.Request) EventType {
 	return EventType(r.Header.Get(eventTypeHeader))
@@ -52,7 +168,7 @@ func WebhookEventType(r *http.Request) EventType {
 // func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 //     payload, err := ioutil.ReadAll(r.Body)
 //     if err != nil { ... }
-//     event, err := gitlab.ParseWebhook(gitlab.WebhookEventType(r), payload)
+//     event, err := gitlab.ParseWebhook(gitlab.HookEventType(r), payload)
 //     if err != nil { ... }
 //     switch event := event.(type) {
 //     case *gitlab.PushEvent:
@@ -67,7 +183,7 @@ func ParseWebhook(eventType EventType, payload []byte) (event interface{}, err e
 	switch eventType {
 	case EventTypeBuild:
 		event = &BuildEvent{}
-	case EventTypeIssue:
+	case EventTypeIssue, EventConfidentialIssue:
 		event = &IssueEvent{}
 	case EventTypeJob:
 		event = &JobEvent{}
@@ -81,7 +197,7 @@ func ParseWebhook(eventType EventType, payload []byte) (event interface{}, err e
 		event = &TagEvent{}
 	case EventTypeWikiPage:
 		event = &WikiPageEvent{}
-	case EventTypeNote:
+	case EventTypeNote, EventConfidentialNote:
 		note := &noteEvent{}
 		err := json.Unmarshal(payload, note)
 		if err != nil {