Move webhook type from int to string (#13664)

* Move webhook type from int to string

* rename webhook_services

* finish refactor

* Fix merge

* Ignore unnecessary ci

Co-authored-by: 6543 <6543@obermui.de>
Co-authored-by: zeripath <art27@cantab.net>

1 files changed, 212 insertions, 0 deletions

diff --git a/services/webhook/telegram.go b/services/webhook/telegram.go
new file mode 100644
index 0000000000..84fc210042
--- /dev/null
+++ b/services/webhook/telegram.go
@@ -0,0 +1,212 @@
+// Copyright 2019 The Gitea Authors. All rights reserved.
+// Use of this source code is governed by a MIT-style
+// license that can be found in the LICENSE file.
+
+package webhook
+
+import (
+	"encoding/json"
+	"fmt"
+	"strings"
+
+	"code.gitea.io/gitea/models"
+	"code.gitea.io/gitea/modules/git"
+	"code.gitea.io/gitea/modules/log"
+	"code.gitea.io/gitea/modules/markup"
+	api "code.gitea.io/gitea/modules/structs"
+)
+
+type (
+	// TelegramPayload represents
+	TelegramPayload struct {
+		Message           string `json:"text"`
+		ParseMode         string `json:"parse_mode"`
+		DisableWebPreview bool   `json:"disable_web_page_preview"`
+	}
+
+	// TelegramMeta contains the telegram metadata
+	TelegramMeta struct {
+		BotToken string `json:"bot_token"`
+		ChatID   string `json:"chat_id"`
+	}
+)
+
+// GetTelegramHook returns telegram metadata
+func GetTelegramHook(w *models.Webhook) *TelegramMeta {
+	s := &TelegramMeta{}
+	if err := json.Unmarshal([]byte(w.Meta), s); err != nil {
+		log.Error("webhook.GetTelegramHook(%d): %v", w.ID, err)
+	}
+	return s
+}
+
+var (
+	_ PayloadConvertor = &TelegramPayload{}
+)
+
+// SetSecret sets the telegram secret
+func (t *TelegramPayload) SetSecret(_ string) {}
+
+// JSONPayload Marshals the TelegramPayload to json
+func (t *TelegramPayload) JSONPayload() ([]byte, error) {
+	t.ParseMode = "HTML"
+	t.DisableWebPreview = true
+	t.Message = markup.Sanitize(t.Message)
+	data, err := json.MarshalIndent(t, "", "  ")
+	if err != nil {
+		return []byte{}, err
+	}
+	return data, nil
+}
+
+// Create implements PayloadConvertor Create method
+func (t *TelegramPayload) Create(p *api.CreatePayload) (api.Payloader, error) {
+	// created tag/branch
+	refName := git.RefEndName(p.Ref)
+	title := fmt.Sprintf(`[<a href="%s">%s</a>] %s <a href="%s">%s</a> created`, p.Repo.HTMLURL, p.Repo.FullName, p.RefType,
+		p.Repo.HTMLURL+"/src/"+refName, refName)
+
+	return &TelegramPayload{
+		Message: title,
+	}, nil
+}
+
+// Delete implements PayloadConvertor Delete method
+func (t *TelegramPayload) Delete(p *api.DeletePayload) (api.Payloader, error) {
+	// created tag/branch
+	refName := git.RefEndName(p.Ref)
+	title := fmt.Sprintf(`[<a href="%s">%s</a>] %s <a href="%s">%s</a> deleted`, p.Repo.HTMLURL, p.Repo.FullName, p.RefType,
+		p.Repo.HTMLURL+"/src/"+refName, refName)
+
+	return &TelegramPayload{
+		Message: title,
+	}, nil
+}
+
+// Fork implements PayloadConvertor Fork method
+func (t *TelegramPayload) Fork(p *api.ForkPayload) (api.Payloader, error) {
+	title := fmt.Sprintf(`%s is forked to <a href="%s">%s</a>`, p.Forkee.FullName, p.Repo.HTMLURL, p.Repo.FullName)
+
+	return &TelegramPayload{
+		Message: title,
+	}, nil
+}
+
+// Push implements PayloadConvertor Push method
+func (t *TelegramPayload) Push(p *api.PushPayload) (api.Payloader, error) {
+	var (
+		branchName = git.RefEndName(p.Ref)
+		commitDesc string
+	)
+
+	var titleLink string
+	if len(p.Commits) == 1 {
+		commitDesc = "1 new commit"
+		titleLink = p.Commits[0].URL
+	} else {
+		commitDesc = fmt.Sprintf("%d new commits", len(p.Commits))
+		titleLink = p.CompareURL
+	}
+	if titleLink == "" {
+		titleLink = p.Repo.HTMLURL + "/src/" + branchName
+	}
+	title := fmt.Sprintf(`[<a href="%s">%s</a>:<a href="%s">%s</a>] %s`, p.Repo.HTMLURL, p.Repo.FullName, titleLink, branchName, commitDesc)
+
+	var text string
+	// for each commit, generate attachment text
+	for i, commit := range p.Commits {
+		var authorName string
+		if commit.Author != nil {
+			authorName = " - " + commit.Author.Name
+		}
+		text += fmt.Sprintf(`[<a href="%s">%s</a>] %s`, commit.URL, commit.ID[:7],
+			strings.TrimRight(commit.Message, "\r\n")) + authorName
+		// add linebreak to each commit but the last
+		if i < len(p.Commits)-1 {
+			text += "\n"
+		}
+	}
+
+	return &TelegramPayload{
+		Message: title + "\n" + text,
+	}, nil
+}
+
+// Issue implements PayloadConvertor Issue method
+func (t *TelegramPayload) Issue(p *api.IssuePayload) (api.Payloader, error) {
+	text, _, attachmentText, _ := getIssuesPayloadInfo(p, htmlLinkFormatter, true)
+
+	return &TelegramPayload{
+		Message: text + "\n\n" + attachmentText,
+	}, nil
+}
+
+// IssueComment implements PayloadConvertor IssueComment method
+func (t *TelegramPayload) IssueComment(p *api.IssueCommentPayload) (api.Payloader, error) {
+	text, _, _ := getIssueCommentPayloadInfo(p, htmlLinkFormatter, true)
+
+	return &TelegramPayload{
+		Message: text + "\n" + p.Comment.Body,
+	}, nil
+}
+
+// PullRequest implements PayloadConvertor PullRequest method
+func (t *TelegramPayload) PullRequest(p *api.PullRequestPayload) (api.Payloader, error) {
+	text, _, attachmentText, _ := getPullRequestPayloadInfo(p, htmlLinkFormatter, true)
+
+	return &TelegramPayload{
+		Message: text + "\n" + attachmentText,
+	}, nil
+}
+
+// Review implements PayloadConvertor Review method
+func (t *TelegramPayload) Review(p *api.PullRequestPayload, event models.HookEventType) (api.Payloader, error) {
+	var text, attachmentText string
+	switch p.Action {
+	case api.HookIssueReviewed:
+		action, err := parseHookPullRequestEventType(event)
+		if err != nil {
+			return nil, err
+		}
+
+		text = fmt.Sprintf("[%s] Pull request review %s: #%d %s", p.Repository.FullName, action, p.Index, p.PullRequest.Title)
+		attachmentText = p.Review.Content
+
+	}
+
+	return &TelegramPayload{
+		Message: text + "\n" + attachmentText,
+	}, nil
+}
+
+// Repository implements PayloadConvertor Repository method
+func (t *TelegramPayload) Repository(p *api.RepositoryPayload) (api.Payloader, error) {
+	var title string
+	switch p.Action {
+	case api.HookRepoCreated:
+		title = fmt.Sprintf(`[<a href="%s">%s</a>] Repository created`, p.Repository.HTMLURL, p.Repository.FullName)
+		return &TelegramPayload{
+			Message: title,
+		}, nil
+	case api.HookRepoDeleted:
+		title = fmt.Sprintf("[%s] Repository deleted", p.Repository.FullName)
+		return &TelegramPayload{
+			Message: title,
+		}, nil
+	}
+	return nil, nil
+}
+
+// Release implements PayloadConvertor Release method
+func (t *TelegramPayload) Release(p *api.ReleasePayload) (api.Payloader, error) {
+	text, _ := getReleasePayloadInfo(p, htmlLinkFormatter, true)
+
+	return &TelegramPayload{
+		Message: text + "\n",
+	}, nil
+}
+
+// GetTelegramPayload converts a telegram webhook into a TelegramPayload
+func GetTelegramPayload(p api.Payloader, event models.HookEventType, meta string) (api.Payloader, error) {
+	return convertPayloader(new(TelegramPayload), p, event)
+}