GIthub Discussions and Discussion Comments Webhooks

Makefile

@@ -158,7 +158,7 @@ apply:
 ## Install go tools
 install-go-tools:
 	@echo Installing go tools
-	$(GO) install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.51.1
+	$(GO) install github.com/golangci/golangci-lint/cmd/golangci-lint@v1.59.1
 	$(GO) install gotest.tools/gotestsum@v1.7.0
 
 ## Runs eslint and golangci-lint

server/plugin/command.go

@@ -15,37 +15,41 @@ import (
 )
 
 const (
-	featureIssueCreation = "issue_creations"
-	featureIssues        = "issues"
-	featurePulls         = "pulls"
-	featurePullsMerged   = "pulls_merged"
-	featurePullsCreated  = "pulls_created"
-	featurePushes        = "pushes"
-	featureCreates       = "creates"
-	featureDeletes       = "deletes"
-	featureIssueComments = "issue_comments"
-	featurePullReviews   = "pull_reviews"
-	featureStars         = "stars"
-	featureReleases      = "releases"
+	featureIssueCreation      = "issue_creations"
+	featureIssues             = "issues"
+	featurePulls              = "pulls"
+	featurePullsMerged        = "pulls_merged"
+	featurePullsCreated       = "pulls_created"
+	featurePushes             = "pushes"
+	featureCreates            = "creates"
+	featureDeletes            = "deletes"
+	featureIssueComments      = "issue_comments"
+	featurePullReviews        = "pull_reviews"
+	featureStars              = "stars"
+	featureReleases           = "releases"
+	featureDiscussions        = "discussions"
+	featureDiscussionComments = "discussion_comments"
 )
 
 const (
 	PerPageValue = 50
 )
 
 var validFeatures = map[string]bool{
-	featureIssueCreation: true,
-	featureIssues:        true,
-	featurePulls:         true,
-	featurePullsMerged:   true,
-	featurePullsCreated:  true,
-	featurePushes:        true,
-	featureCreates:       true,
-	featureDeletes:       true,
-	featureIssueComments: true,
-	featurePullReviews:   true,
-	featureStars:         true,
-	featureReleases:      true,
+	featureIssueCreation:      true,
+	featureIssues:             true,
+	featurePulls:              true,
+	featurePullsMerged:        true,
+	featurePullsCreated:       true,
+	featurePushes:             true,
+	featureCreates:            true,
+	featureDeletes:            true,
+	featureIssueComments:      true,
+	featurePullReviews:        true,
+	featureStars:              true,
+	featureReleases:           true,
+	featureDiscussions:        true,
+	featureDiscussionComments: true,
 }
 
 type Features string
@@ -897,7 +901,7 @@ func getAutocompleteData(config *Configuration) *model.AutocompleteData {
 
 	subscriptionsAdd := model.NewAutocompleteData("add", "[owner/repo] [features] [flags]", "Subscribe the current channel to receive notifications about opened pull requests and issues for an organization or repository. [features] and [flags] are optional arguments")
 	subscriptionsAdd.AddTextArgument("Owner/repo to subscribe to", "[owner/repo]", "")
-	subscriptionsAdd.AddNamedTextArgument("features", "Comma-delimited list of one or more of: issues, pulls, pulls_merged, pulls_created, pushes, creates, deletes, issue_creations, issue_comments, pull_reviews, releases, label:\"<labelname>\". Defaults to pulls,issues,creates,deletes", "", `/[^,-\s]+(,[^,-\s]+)*/`, false)
+	subscriptionsAdd.AddNamedTextArgument("features", "Comma-delimited list of one or more of: issues, pulls, pulls_merged, pulls_created, pushes, creates, deletes, issue_creations, issue_comments, pull_reviews, releases, discussions, discussion_comments, label:\"<labelname>\". Defaults to pulls,issues,creates,deletes", "", `/[^,-\s]+(,[^,-\s]+)*/`, false)
 
 	if config.GitHubOrg != "" {
 		subscriptionsAdd.AddNamedStaticListArgument("exclude-org-member", "Events triggered by organization members will not be delivered (the organization config should be set, otherwise this flag has not effect)", false, []model.AutocompleteListItem{

server/plugin/subscriptions.go

@@ -127,6 +127,14 @@ func (s *Subscription) Release() bool {
 	return strings.Contains(s.Features.String(), featureReleases)
 }
 
+func (s *Subscription) Discussions() bool {
+	return strings.Contains(s.Features.String(), featureDiscussions)
+}
+
+func (s *Subscription) DiscussionComments() bool {
+	return strings.Contains(s.Features.String(), featureDiscussionComments)
+}
+
 func (s *Subscription) Label() string {
 	if !strings.Contains(s.Features.String(), "label:") {
 		return ""

server/plugin/template.go

@@ -414,6 +414,8 @@ Assignees: {{range $i, $el := .Assignees -}} {{- if $i}}, {{end}}{{template "use
 		"    	* `pull_reviews` - includes pull request reviews\n" +
 		"    	* `releases` - includes release created and deleted\n" +
 		"    	* `label:<labelname>` - limit pull request and issue events to only this label. Must include `pulls` or `issues` in feature list when using a label.\n" +
+		"    	* `discussions` - includes new discussions\n" +
+		"    	* `discussion_comments` - includes new discussion comments\n" +
 		"    	* Defaults to `pulls,issues,creates,deletes`\n\n" +
 		"    * `--exclude-org-member` - events triggered by organization members will not be delivered (the GitHub organization config should be set, otherwise this flag has not effect)\n" +
 		"    * `--render-style` - notifications will be delivered in the specified style (for example, the body of a pull request will not be displayed). Supported values are `collapsed`, `skip-body` or `default` (same as omitting the flag).\n" +
@@ -440,6 +442,16 @@ It now has **{{.GetRepo.GetStargazersCount}}** stars.`))
 {{- if eq .GetAction "created" }} created a release {{template "release" .GetRelease}}
 {{- else if eq .GetAction "deleted" }} deleted a release {{template "release" .GetRelease}}
 {{- end -}}`))
+
+	template.Must(masterTemplate.New("newDiscussion").Funcs(funcMap).Parse(`
+{{template "user" .GetSender}} started a new discussion [#{{.GetDiscussion.GetNumber}} {{.GetDiscussion.GetTitle}}]({{.GetDiscussion.GetHTMLURL}}) on {{template "repo" .GetRepo}}
+`))
+
+	template.Must(masterTemplate.New("newDiscussionComment").Funcs(funcMap).Parse(`
+{{template "repo" .GetRepo}} New comment by {{template "user" .GetSender}} on discussion [#{{.GetDiscussion.GetNumber}} {{.GetDiscussion.GetTitle}}]({{.GetDiscussion.GetHTMLURL}}):
+
+{{.GetComment.GetBody | trimBody | replaceAllGitHubUsernames}}
+`))
 }
 
 func registerGitHubToUsernameMappingCallback(callback func(string) string) {

server/plugin/webhook.go

@@ -36,9 +36,10 @@ const (
 	postPropGithubObjectID   = "gh_object_id"
 	postPropGithubObjectType = "gh_object_type"
 
-	githubObjectTypeIssue           = "issue"
-	githubObjectTypeIssueComment    = "issue_comment"
-	githubObjectTypePRReviewComment = "pr_review_comment"
+	githubObjectTypeIssue             = "issue"
+	githubObjectTypeIssueComment      = "issue_comment"
+	githubObjectTypePRReviewComment   = "pr_review_comment"
+	githubObjectTypeDiscussionComment = "discussion_comment"
 )
 
 // RenderConfig holds various configuration options to be used in a template
@@ -185,7 +186,6 @@ func (wb *WebhookBroker) Close() {
 
 func (p *Plugin) handleWebhook(w http.ResponseWriter, r *http.Request) {
 	config := p.getConfiguration()
-
 	body, err := io.ReadAll(r.Body)
 	if err != nil {
 		http.Error(w, "Bad request body", http.StatusBadRequest)
@@ -287,6 +287,16 @@ func (p *Plugin) handleWebhook(w http.ResponseWriter, r *http.Request) {
 		handler = func() {
 			p.postReleaseEvent(event)
 		}
+	case *github.DiscussionEvent:
+		repo = event.GetRepo()
+		handler = func() {
+			p.postDiscussionEvent(event)
+		}
+	case *github.DiscussionCommentEvent:
+		repo = event.GetRepo()
+		handler = func() {
+			p.postDiscussionCommentEvent(event)
+		}
 	}
 
 	if handler == nil {
@@ -1382,3 +1392,83 @@ func (p *Plugin) postReleaseEvent(event *github.ReleaseEvent) {
 		}
 	}
 }
+
+func (p *Plugin) postDiscussionEvent(event *github.DiscussionEvent) {
+	repo := event.GetRepo()
+
+	subs := p.GetSubscribedChannelsForRepository(repo)
+	if len(subs) == 0 {
+		return
+	}
+
+	newDiscussionMessage, err := renderTemplate("newDiscussion", event)
+	if err != nil {
+		p.client.Log.Warn("Failed to render template", "error", err.Error())
+		return
+	}
+
+	for _, sub := range subs {
+		if !sub.Discussions() {
+			continue
+		}
+
+		if p.excludeConfigOrgMember(event.GetSender(), sub) {
+			continue
+		}
+
+		post := p.makeBotPost(newDiscussionMessage, "custom_git_discussion")
+
+		repoName := strings.ToLower(repo.GetFullName())
+		discussionNumber := event.GetDiscussion().GetNumber()
+
+		post.AddProp(postPropGithubRepo, repoName)
+		post.AddProp(postPropGithubObjectID, discussionNumber)
+		post.AddProp(postPropGithubObjectType, "discussion")
+		post.ChannelId = sub.ChannelID
+		if err = p.client.Post.CreatePost(post); err != nil {
+			p.client.Log.Warn("Error creating discussion notification post", "Post", post, "Error", err.Error())
+		}
+	}
+}
+
+func (p *Plugin) postDiscussionCommentEvent(event *github.DiscussionCommentEvent) {
+	repo := event.GetRepo()
+
+	subs := p.GetSubscribedChannelsForRepository(repo)
+	if len(subs) == 0 {
+		return
+	}
+
+	if event.GetAction() != actionCreated {
+		return
+	}
+
+	newDiscussionCommentMessage, err := renderTemplate("newDiscussionComment", event)
+	if err != nil {
+		p.client.Log.Warn("Failed to render template", "error", err.Error())
+		return
+	}
+	for _, sub := range subs {
+		if !sub.DiscussionComments() {
+			continue
+		}
+
+		if p.excludeConfigOrgMember(event.GetSender(), sub) {
+			continue
+		}
+
+		post := p.makeBotPost(newDiscussionCommentMessage, "custom_git_dis_comment")
+
+		repoName := strings.ToLower(repo.GetFullName())
+		commentID := event.GetComment().GetID()
+
+		post.AddProp(postPropGithubRepo, repoName)
+		post.AddProp(postPropGithubObjectID, commentID)
+		post.AddProp(postPropGithubObjectType, githubObjectTypeDiscussionComment)
+
+		post.ChannelId = sub.ChannelID
+		if err = p.client.Post.CreatePost(post); err != nil {
+			p.client.Log.Warn("Error creating discussion comment post", "Post", post, "Error", err.Error())
+		}
+	}
+}