Webhooks for repo creation/deletion (#1663)

* Webhooks for repo creation/deletion

* add createHookTask

* Add handles for GetSlackPayload and GetDiscordPayload

5 files changed, 135 insertions, 25 deletions

diff --git a/models/repo.go b/models/repo.go
index 81c9d4a11f..a629b7311f 100644
--- a/models/repo.go
+++ b/models/repo.go
@@ -835,8 +835,8 @@ func wikiRemoteURL(remote string) string {
 }
 
 // MigrateRepository migrates a existing repository from other project hosting.
-func MigrateRepository(u *User, opts MigrateRepoOptions) (*Repository, error) {
-	repo, err := CreateRepository(u, CreateRepoOptions{
+func MigrateRepository(doer, u *User, opts MigrateRepoOptions) (*Repository, error) {
+	repo, err := CreateRepository(doer, u, CreateRepoOptions{
 		Name:        opts.Name,
 		Description: opts.Description,
 		IsPrivate:   opts.IsPrivate,
@@ -1202,7 +1202,7 @@ func IsUsableRepoName(name string) error {
 	return isUsableName(reservedRepoNames, reservedRepoPatterns, name)
 }
 
-func createRepository(e *xorm.Session, u *User, repo *Repository) (err error) {
+func createRepository(e *xorm.Session, doer, u *User, repo *Repository) (err error) {
 	if err = IsUsableRepoName(repo.Name); err != nil {
 		return err
 	}
@@ -1249,7 +1249,15 @@ func createRepository(e *xorm.Session, u *User, repo *Repository) (err error) {
 			return fmt.Errorf("getOwnerTeam: %v", err)
 		} else if err = t.addRepository(e, repo); err != nil {
 			return fmt.Errorf("addRepository: %v", err)
+		} else if err = prepareWebhooks(e, repo, HookEventRepository, &api.RepositoryPayload{
+			Action:       api.HookRepoCreated,
+			Repository:   repo.APIFormat(AccessModeOwner),
+			Organization: u.APIFormat(),
+			Sender:       doer.APIFormat(),
+		}); err != nil {
+			return fmt.Errorf("prepareWebhooks: %v", err)
 		}
+		go HookQueue.Add(repo.ID)
 	} else {
 		// Organization automatically called this in addRepository method.
 		if err = repo.recalculateAccesses(e); err != nil {
@@ -1266,8 +1274,8 @@ func createRepository(e *xorm.Session, u *User, repo *Repository) (err error) {
 	return nil
 }
 
-// CreateRepository creates a repository for given user or organization.
-func CreateRepository(u *User, opts CreateRepoOptions) (_ *Repository, err error) {
+// CreateRepository creates a repository for the user/organization u.
+func CreateRepository(doer, u *User, opts CreateRepoOptions) (_ *Repository, err error) {
 	if !u.CanCreateRepo() {
 		return nil, ErrReachLimitOfRepo{u.MaxRepoCreation}
 	}
@@ -1287,7 +1295,7 @@ func CreateRepository(u *User, opts CreateRepoOptions) (_ *Repository, err error
 		return nil, err
 	}
 
-	if err = createRepository(sess, u, repo); err != nil {
+	if err = createRepository(sess, doer, u, repo); err != nil {
 		return nil, err
 	}
 
@@ -1623,7 +1631,7 @@ func UpdateRepositoryUnits(repo *Repository, units []RepoUnit) (err error) {
 }
 
 // DeleteRepository deletes a repository for a user or organization.
-func DeleteRepository(uid, repoID int64) error {
+func DeleteRepository(doer *User, uid, repoID int64) error {
 	// In case is a organization.
 	org, err := GetUserByID(uid)
 	if err != nil {
@@ -1781,6 +1789,18 @@ func DeleteRepository(uid, repoID int64) error {
 		return fmt.Errorf("Commit: %v", err)
 	}
 
+	if org.IsOrganization() {
+		if err = PrepareWebhooks(repo, HookEventRepository, &api.RepositoryPayload{
+			Action:       api.HookRepoDeleted,
+			Repository:   repo.APIFormat(AccessModeOwner),
+			Organization: org.APIFormat(),
+			Sender:       doer.APIFormat(),
+		}); err != nil {
+			return err
+		}
+		go HookQueue.Add(repo.ID)
+	}
+
 	return nil
 }
 
@@ -1974,7 +1994,7 @@ func gatherMissingRepoRecords() ([]*Repository, error) {
 }
 
 // DeleteMissingRepositories deletes all repository records that lost Git files.
-func DeleteMissingRepositories() error {
+func DeleteMissingRepositories(doer *User) error {
 	repos, err := gatherMissingRepoRecords()
 	if err != nil {
 		return fmt.Errorf("gatherMissingRepoRecords: %v", err)
@@ -1986,7 +2006,7 @@ func DeleteMissingRepositories() error {
 
 	for _, repo := range repos {
 		log.Trace("Deleting %d/%d...", repo.OwnerID, repo.ID)
-		if err := DeleteRepository(repo.OwnerID, repo.ID); err != nil {
+		if err := DeleteRepository(doer, repo.OwnerID, repo.ID); err != nil {
 			if err2 := CreateRepositoryNotice(fmt.Sprintf("DeleteRepository [%d]: %v", repo.ID, err)); err2 != nil {
 				return fmt.Errorf("CreateRepositoryNotice: %v", err)
 			}
@@ -2226,7 +2246,7 @@ func HasForkedRepo(ownerID, repoID int64) (*Repository, bool) {
 }
 
 // ForkRepository forks a repository
-func ForkRepository(u *User, oldRepo *Repository, name, desc string) (_ *Repository, err error) {
+func ForkRepository(doer, u *User, oldRepo *Repository, name, desc string) (_ *Repository, err error) {
 	forkedRepo, err := oldRepo.GetUserFork(u.ID)
 	if err != nil {
 		return nil, err
@@ -2256,7 +2276,7 @@ func ForkRepository(u *User, oldRepo *Repository, name, desc string) (_ *Reposit
 		return nil, err
 	}
 
-	if err = createRepository(sess, u, repo); err != nil {
+	if err = createRepository(sess, doer, u, repo); err != nil {
 		return nil, err
 	}
 
diff --git a/models/repo_test.go b/models/repo_test.go
index 4b6fd440aa..c1eb4e2a79 100644
--- a/models/repo_test.go
+++ b/models/repo_test.go
@@ -118,13 +118,12 @@ func TestGetUserFork(t *testing.T) {
 func TestForkRepository(t *testing.T) {
 	assert.NoError(t, PrepareTestDatabase())
 
-	// User13 has repo 11 forked from repo10
-	repo, err := GetRepositoryByID(10)
-	assert.NoError(t, err)
-	assert.NotNil(t, repo)
+	// user 13 has already forked repo10
+	user := AssertExistsAndLoadBean(t, &User{ID: 13}).(*User)
+	repo := AssertExistsAndLoadBean(t, &Repository{ID: 10}).(*Repository)
 
-	repo, err = ForkRepository(&User{ID: 13}, repo, "test", "test")
-	assert.Nil(t, repo)
+	fork, err := ForkRepository(user, user, repo, "test", "test")
+	assert.Nil(t, fork)
 	assert.Error(t, err)
 	assert.True(t, IsErrRepoAlreadyExist(err))
 }
diff --git a/models/webhook.go b/models/webhook.go
index 9e5742cb52..fa0c498f33 100644
--- a/models/webhook.go
+++ b/models/webhook.go
@@ -68,6 +68,7 @@ type HookEvents struct {
 	Create      bool `json:"create"`
 	Push        bool `json:"push"`
 	PullRequest bool `json:"pull_request"`
+	Repository  bool `json:"repository"`
 }
 
 // HookEvent represents events that will delivery hook.
@@ -188,6 +189,12 @@ func (w *Webhook) HasPullRequestEvent() bool {
 		(w.ChooseEvents && w.HookEvents.PullRequest)
 }
 
+// HasRepositoryEvent returns if hook enabled repository event.
+func (w *Webhook) HasRepositoryEvent() bool {
+	return w.SendEverything ||
+		(w.ChooseEvents && w.HookEvents.Repository)
+}
+
 // EventsArray returns an array of hook events
 func (w *Webhook) EventsArray() []string {
 	events := make([]string, 0, 3)
@@ -246,8 +253,12 @@ func GetWebhookByOrgID(orgID, id int64) (*Webhook, error) {
 
 // GetActiveWebhooksByRepoID returns all active webhooks of repository.
 func GetActiveWebhooksByRepoID(repoID int64) ([]*Webhook, error) {
+	return getActiveWebhooksByRepoID(x, repoID)
+}
+
+func getActiveWebhooksByRepoID(e Engine, repoID int64) ([]*Webhook, error) {
 	webhooks := make([]*Webhook, 0, 5)
-	return webhooks, x.Where("is_active=?", true).
+	return webhooks, e.Where("is_active=?", true).
 		Find(&webhooks, &Webhook{RepoID: repoID})
 }
 
@@ -259,7 +270,11 @@ func GetWebhooksByRepoID(repoID int64) ([]*Webhook, error) {
 
 // GetActiveWebhooksByOrgID returns all active webhooks for an organization.
 func GetActiveWebhooksByOrgID(orgID int64) (ws []*Webhook, err error) {
-	err = x.
+	return getActiveWebhooksByOrgID(x, orgID)
+}
+
+func getActiveWebhooksByOrgID(e Engine, orgID int64) (ws []*Webhook, err error) {
+	err = e.
 		Where("org_id=?", orgID).
 		And("is_active=?", true).
 		Find(&ws)
@@ -379,6 +394,7 @@ const (
 	HookEventCreate      HookEventType = "create"
 	HookEventPush        HookEventType = "push"
 	HookEventPullRequest HookEventType = "pull_request"
+	HookEventRepository  HookEventType = "repository"
 )
 
 // HookRequest represents hook task request information.
@@ -479,13 +495,17 @@ func HookTasks(hookID int64, page int) ([]*HookTask, error) {
 // CreateHookTask creates a new hook task,
 // it handles conversion from Payload to PayloadContent.
 func CreateHookTask(t *HookTask) error {
+	return createHookTask(x, t)
+}
+
+func createHookTask(e Engine, t *HookTask) error {
 	data, err := t.Payloader.JSONPayload()
 	if err != nil {
 		return err
 	}
 	t.UUID = gouuid.NewV4().String()
 	t.PayloadContent = string(data)
-	_, err = x.Insert(t)
+	_, err = e.Insert(t)
 	return err
 }
 
@@ -497,6 +517,10 @@ func UpdateHookTask(t *HookTask) error {
 
 // PrepareWebhook adds special webhook to task queue for given payload.
 func PrepareWebhook(w *Webhook, repo *Repository, event HookEventType, p api.Payloader) error {
+	return prepareWebhook(x, w, repo, event, p)
+}
+
+func prepareWebhook(e Engine, w *Webhook, repo *Repository, event HookEventType, p api.Payloader) error {
 	switch event {
 	case HookEventCreate:
 		if !w.HasCreateEvent() {
@@ -510,6 +534,10 @@ func PrepareWebhook(w *Webhook, repo *Repository, event HookEventType, p api.Pay
 		if !w.HasPullRequestEvent() {
 			return nil
 		}
+	case HookEventRepository:
+		if !w.HasRepositoryEvent() {
+			return nil
+		}
 	}
 
 	var payloader api.Payloader
@@ -531,7 +559,7 @@ func PrepareWebhook(w *Webhook, repo *Repository, event HookEventType, p api.Pay
 		payloader = p
 	}
 
-	if err = CreateHookTask(&HookTask{
+	if err = createHookTask(e, &HookTask{
 		RepoID:      repo.ID,
 		HookID:      w.ID,
 		Type:        w.HookTaskType,
@@ -548,15 +576,19 @@ func PrepareWebhook(w *Webhook, repo *Repository, event HookEventType, p api.Pay
 
 // PrepareWebhooks adds new webhooks to task queue for given payload.
 func PrepareWebhooks(repo *Repository, event HookEventType, p api.Payloader) error {
-	ws, err := GetActiveWebhooksByRepoID(repo.ID)
+	return prepareWebhooks(x, repo, event, p)
+}
+
+func prepareWebhooks(e Engine, repo *Repository, event HookEventType, p api.Payloader) error {
+	ws, err := getActiveWebhooksByRepoID(e, repo.ID)
 	if err != nil {
 		return fmt.Errorf("GetActiveWebhooksByRepoID: %v", err)
 	}
 
 	// check if repo belongs to org and append additional webhooks
-	if repo.MustOwner().IsOrganization() {
+	if repo.mustOwner(e).IsOrganization() {
 		// get hooks for org
-		orgHooks, err := GetActiveWebhooksByOrgID(repo.OwnerID)
+		orgHooks, err := getActiveWebhooksByOrgID(e, repo.OwnerID)
 		if err != nil {
 			return fmt.Errorf("GetActiveWebhooksByOrgID: %v", err)
 		}
@@ -568,7 +600,7 @@ func PrepareWebhooks(repo *Repository, event HookEventType, p api.Payloader) err
 	}
 
 	for _, w := range ws {
-		if err = PrepareWebhook(w, repo, event, p); err != nil {
+		if err = prepareWebhook(e, w, repo, event, p); err != nil {
 			return err
 		}
 	}
diff --git a/models/webhook_discord.go b/models/webhook_discord.go
index 4426a945b4..631c8174e9 100644
--- a/models/webhook_discord.go
+++ b/models/webhook_discord.go
@@ -228,6 +228,37 @@ func getDiscordPullRequestPayload(p *api.PullRequestPayload, meta *DiscordMeta)
 	}, nil
 }
 
+func getDiscordRepositoryPayload(p *api.RepositoryPayload, meta *DiscordMeta) (*DiscordPayload, error) {
+	var title, url string
+	var color int
+	switch p.Action {
+	case api.HookRepoCreated:
+		title = fmt.Sprintf("[%s] Repository created", p.Repository.FullName)
+		url = p.Repository.HTMLURL
+		color = successColor
+	case api.HookRepoDeleted:
+		title = fmt.Sprintf("[%s] Repository deleted", p.Repository.FullName)
+		color = warnColor
+	}
+
+	return &DiscordPayload{
+		Username:  meta.Username,
+		AvatarURL: meta.IconURL,
+		Embeds: []DiscordEmbed{
+			{
+				Title: title,
+				URL:   url,
+				Color: color,
+				Author: DiscordEmbedAuthor{
+					Name:    p.Sender.UserName,
+					URL:     setting.AppURL + p.Sender.UserName,
+					IconURL: p.Sender.AvatarURL,
+				},
+			},
+		},
+	}, nil
+}
+
 // GetDiscordPayload converts a discord webhook into a DiscordPayload
 func GetDiscordPayload(p api.Payloader, event HookEventType, meta string) (*DiscordPayload, error) {
 	s := new(DiscordPayload)
@@ -244,6 +275,8 @@ func GetDiscordPayload(p api.Payloader, event HookEventType, meta string) (*Disc
 		return getDiscordPushPayload(p.(*api.PushPayload), discord)
 	case HookEventPullRequest:
 		return getDiscordPullRequestPayload(p.(*api.PullRequestPayload), discord)
+	case HookEventRepository:
+		return getDiscordRepositoryPayload(p.(*api.RepositoryPayload), discord)
 	}
 
 	return s, nil
diff --git a/models/webhook_slack.go b/models/webhook_slack.go
index b297fefd66..ca43cfd427 100644
--- a/models/webhook_slack.go
+++ b/models/webhook_slack.go
@@ -189,6 +189,30 @@ func getSlackPullRequestPayload(p *api.PullRequestPayload, slack *SlackMeta) (*S
 	}, nil
 }
 
+func getSlackRepositoryPayload(p *api.RepositoryPayload, slack *SlackMeta) (*SlackPayload, error) {
+	senderLink := SlackLinkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
+	var text, title, attachmentText string
+	switch p.Action {
+	case api.HookRepoCreated:
+		text = fmt.Sprintf("[%s] Repository created by %s", p.Repository.FullName, senderLink)
+		title = p.Repository.HTMLURL
+	case api.HookRepoDeleted:
+		text = fmt.Sprintf("[%s] Repository deleted by %s", p.Repository.FullName, senderLink)
+	}
+
+	return &SlackPayload{
+		Channel:  slack.Channel,
+		Text:     text,
+		Username: slack.Username,
+		IconURL:  slack.IconURL,
+		Attachments: []SlackAttachment{{
+			Color: slack.Color,
+			Title: title,
+			Text:  attachmentText,
+		}},
+	}, nil
+}
+
 // GetSlackPayload converts a slack webhook into a SlackPayload
 func GetSlackPayload(p api.Payloader, event HookEventType, meta string) (*SlackPayload, error) {
 	s := new(SlackPayload)
@@ -205,6 +229,8 @@ func GetSlackPayload(p api.Payloader, event HookEventType, meta string) (*SlackP
 		return getSlackPushPayload(p.(*api.PushPayload), slack)
 	case HookEventPullRequest:
 		return getSlackPullRequestPayload(p.(*api.PullRequestPayload), slack)
+	case HookEventRepository:
+		return getSlackRepositoryPayload(p.(*api.RepositoryPayload), slack)
 	}
 
 	return s, nil