internal: move packages under this directory (#5836)

* Rename pkg -> internal

* Rename routes -> route

* Move route -> internal/route

* Rename models -> db

* Move db -> internal/db

* Fix route2 -> route

* Move cmd -> internal/cmd

* Bump version

1 files changed, 326 insertions, 0 deletions

diff --git a/internal/db/webhook_slack.go b/internal/db/webhook_slack.go
new file mode 100644
index 00000000..ae547dd7
--- /dev/null
+++ b/internal/db/webhook_slack.go
@@ -0,0 +1,326 @@
+// Copyright 2014 The Gogs 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 db
+
+import (
+	"fmt"
+	"strings"
+
+	"github.com/json-iterator/go"
+
+	"github.com/gogs/git-module"
+	api "github.com/gogs/go-gogs-client"
+
+	"gogs.io/gogs/internal/setting"
+)
+
+type SlackMeta struct {
+	Channel  string `json:"channel"`
+	Username string `json:"username"`
+	IconURL  string `json:"icon_url"`
+	Color    string `json:"color"`
+}
+
+type SlackAttachment struct {
+	Fallback string `json:"fallback"`
+	Color    string `json:"color"`
+	Title    string `json:"title"`
+	Text     string `json:"text"`
+}
+
+type SlackPayload struct {
+	Channel     string             `json:"channel"`
+	Text        string             `json:"text"`
+	Username    string             `json:"username"`
+	IconURL     string             `json:"icon_url"`
+	UnfurlLinks int                `json:"unfurl_links"`
+	LinkNames   int                `json:"link_names"`
+	Attachments []*SlackAttachment `json:"attachments"`
+}
+
+func (p *SlackPayload) JSONPayload() ([]byte, error) {
+	data, err := jsoniter.MarshalIndent(p, "", "  ")
+	if err != nil {
+		return []byte{}, err
+	}
+	return data, nil
+}
+
+// see: https://api.slack.com/docs/formatting
+func SlackTextFormatter(s string) string {
+	// replace & < >
+	s = strings.Replace(s, "&", "&amp;", -1)
+	s = strings.Replace(s, "<", "&lt;", -1)
+	s = strings.Replace(s, ">", "&gt;", -1)
+	return s
+}
+
+func SlackShortTextFormatter(s string) string {
+	s = strings.Split(s, "\n")[0]
+	// replace & < >
+	s = strings.Replace(s, "&", "&amp;", -1)
+	s = strings.Replace(s, "<", "&lt;", -1)
+	s = strings.Replace(s, ">", "&gt;", -1)
+	return s
+}
+
+func SlackLinkFormatter(url string, text string) string {
+	return fmt.Sprintf("<%s|%s>", url, SlackTextFormatter(text))
+}
+
+// getSlackCreatePayload composes Slack payload for create new branch or tag.
+func getSlackCreatePayload(p *api.CreatePayload) (*SlackPayload, error) {
+	refName := git.RefEndName(p.Ref)
+	repoLink := SlackLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
+	refLink := SlackLinkFormatter(p.Repo.HTMLURL+"/src/"+refName, refName)
+	text := fmt.Sprintf("[%s:%s] %s created by %s", repoLink, refLink, p.RefType, p.Sender.UserName)
+	return &SlackPayload{
+		Text: text,
+	}, nil
+}
+
+// getSlackDeletePayload composes Slack payload for delete a branch or tag.
+func getSlackDeletePayload(p *api.DeletePayload) (*SlackPayload, error) {
+	refName := git.RefEndName(p.Ref)
+	repoLink := SlackLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
+	text := fmt.Sprintf("[%s:%s] %s deleted by %s", repoLink, refName, p.RefType, p.Sender.UserName)
+	return &SlackPayload{
+		Text: text,
+	}, nil
+}
+
+// getSlackForkPayload composes Slack payload for forked by a repository.
+func getSlackForkPayload(p *api.ForkPayload) (*SlackPayload, error) {
+	baseLink := SlackLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
+	forkLink := SlackLinkFormatter(p.Forkee.HTMLURL, p.Forkee.FullName)
+	text := fmt.Sprintf("%s is forked to %s", baseLink, forkLink)
+	return &SlackPayload{
+		Text: text,
+	}, nil
+}
+
+func getSlackPushPayload(p *api.PushPayload, slack *SlackMeta) (*SlackPayload, error) {
+	// n new commits
+	var (
+		branchName   = git.RefEndName(p.Ref)
+		commitDesc   string
+		commitString string
+	)
+
+	if len(p.Commits) == 1 {
+		commitDesc = "1 new commit"
+	} else {
+		commitDesc = fmt.Sprintf("%d new commits", len(p.Commits))
+	}
+	if len(p.CompareURL) > 0 {
+		commitString = SlackLinkFormatter(p.CompareURL, commitDesc)
+	} else {
+		commitString = commitDesc
+	}
+
+	repoLink := SlackLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
+	branchLink := SlackLinkFormatter(p.Repo.HTMLURL+"/src/"+branchName, branchName)
+	text := fmt.Sprintf("[%s:%s] %s pushed by %s", repoLink, branchLink, commitString, p.Pusher.UserName)
+
+	var attachmentText string
+	// for each commit, generate attachment text
+	for i, commit := range p.Commits {
+		attachmentText += fmt.Sprintf("%s: %s - %s", SlackLinkFormatter(commit.URL, commit.ID[:7]), SlackShortTextFormatter(commit.Message), SlackTextFormatter(commit.Author.Name))
+		// add linebreak to each commit but the last
+		if i < len(p.Commits)-1 {
+			attachmentText += "\n"
+		}
+	}
+
+	return &SlackPayload{
+		Channel:  slack.Channel,
+		Text:     text,
+		Username: slack.Username,
+		IconURL:  slack.IconURL,
+		Attachments: []*SlackAttachment{{
+			Color: slack.Color,
+			Text:  attachmentText,
+		}},
+	}, nil
+}
+
+func getSlackIssuesPayload(p *api.IssuesPayload, slack *SlackMeta) (*SlackPayload, error) {
+	senderLink := SlackLinkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
+	titleLink := SlackLinkFormatter(fmt.Sprintf("%s/issues/%d", p.Repository.HTMLURL, p.Index),
+		fmt.Sprintf("#%d %s", p.Index, p.Issue.Title))
+	var text, title, attachmentText string
+	switch p.Action {
+	case api.HOOK_ISSUE_OPENED:
+		text = fmt.Sprintf("[%s] New issue created by %s", p.Repository.FullName, senderLink)
+		title = titleLink
+		attachmentText = SlackTextFormatter(p.Issue.Body)
+	case api.HOOK_ISSUE_CLOSED:
+		text = fmt.Sprintf("[%s] Issue closed: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_REOPENED:
+		text = fmt.Sprintf("[%s] Issue re-opened: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_EDITED:
+		text = fmt.Sprintf("[%s] Issue edited: %s by %s", p.Repository.FullName, titleLink, senderLink)
+		attachmentText = SlackTextFormatter(p.Issue.Body)
+	case api.HOOK_ISSUE_ASSIGNED:
+		text = fmt.Sprintf("[%s] Issue assigned to %s: %s by %s", p.Repository.FullName,
+			SlackLinkFormatter(setting.AppURL+p.Issue.Assignee.UserName, p.Issue.Assignee.UserName),
+			titleLink, senderLink)
+	case api.HOOK_ISSUE_UNASSIGNED:
+		text = fmt.Sprintf("[%s] Issue unassigned: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_LABEL_UPDATED:
+		text = fmt.Sprintf("[%s] Issue labels updated: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_LABEL_CLEARED:
+		text = fmt.Sprintf("[%s] Issue labels cleared: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_MILESTONED:
+		text = fmt.Sprintf("[%s] Issue milestoned: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_DEMILESTONED:
+		text = fmt.Sprintf("[%s] Issue demilestoned: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	}
+
+	return &SlackPayload{
+		Channel:  slack.Channel,
+		Text:     text,
+		Username: slack.Username,
+		IconURL:  slack.IconURL,
+		Attachments: []*SlackAttachment{{
+			Color: slack.Color,
+			Title: title,
+			Text:  attachmentText,
+		}},
+	}, nil
+}
+
+func getSlackIssueCommentPayload(p *api.IssueCommentPayload, slack *SlackMeta) (*SlackPayload, error) {
+	senderLink := SlackLinkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
+	titleLink := SlackLinkFormatter(fmt.Sprintf("%s/issues/%d#%s", p.Repository.HTMLURL, p.Issue.Index, CommentHashTag(p.Comment.ID)),
+		fmt.Sprintf("#%d %s", p.Issue.Index, p.Issue.Title))
+	var text, title, attachmentText string
+	switch p.Action {
+	case api.HOOK_ISSUE_COMMENT_CREATED:
+		text = fmt.Sprintf("[%s] New comment created by %s", p.Repository.FullName, senderLink)
+		title = titleLink
+		attachmentText = SlackTextFormatter(p.Comment.Body)
+	case api.HOOK_ISSUE_COMMENT_EDITED:
+		text = fmt.Sprintf("[%s] Comment edited by %s", p.Repository.FullName, senderLink)
+		title = titleLink
+		attachmentText = SlackTextFormatter(p.Comment.Body)
+	case api.HOOK_ISSUE_COMMENT_DELETED:
+		text = fmt.Sprintf("[%s] Comment deleted by %s", p.Repository.FullName, senderLink)
+		title = SlackLinkFormatter(fmt.Sprintf("%s/issues/%d", p.Repository.HTMLURL, p.Issue.Index),
+			fmt.Sprintf("#%d %s", p.Issue.Index, p.Issue.Title))
+		attachmentText = SlackTextFormatter(p.Comment.Body)
+	}
+
+	return &SlackPayload{
+		Channel:  slack.Channel,
+		Text:     text,
+		Username: slack.Username,
+		IconURL:  slack.IconURL,
+		Attachments: []*SlackAttachment{{
+			Color: slack.Color,
+			Title: title,
+			Text:  attachmentText,
+		}},
+	}, nil
+}
+
+func getSlackPullRequestPayload(p *api.PullRequestPayload, slack *SlackMeta) (*SlackPayload, error) {
+	senderLink := SlackLinkFormatter(setting.AppURL+p.Sender.UserName, p.Sender.UserName)
+	titleLink := SlackLinkFormatter(fmt.Sprintf("%s/pulls/%d", p.Repository.HTMLURL, p.Index),
+		fmt.Sprintf("#%d %s", p.Index, p.PullRequest.Title))
+	var text, title, attachmentText string
+	switch p.Action {
+	case api.HOOK_ISSUE_OPENED:
+		text = fmt.Sprintf("[%s] Pull request submitted by %s", p.Repository.FullName, senderLink)
+		title = titleLink
+		attachmentText = SlackTextFormatter(p.PullRequest.Body)
+	case api.HOOK_ISSUE_CLOSED:
+		if p.PullRequest.HasMerged {
+			text = fmt.Sprintf("[%s] Pull request merged: %s by %s", p.Repository.FullName, titleLink, senderLink)
+		} else {
+			text = fmt.Sprintf("[%s] Pull request closed: %s by %s", p.Repository.FullName, titleLink, senderLink)
+		}
+	case api.HOOK_ISSUE_REOPENED:
+		text = fmt.Sprintf("[%s] Pull request re-opened: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_EDITED:
+		text = fmt.Sprintf("[%s] Pull request edited: %s by %s", p.Repository.FullName, titleLink, senderLink)
+		attachmentText = SlackTextFormatter(p.PullRequest.Body)
+	case api.HOOK_ISSUE_ASSIGNED:
+		text = fmt.Sprintf("[%s] Pull request assigned to %s: %s by %s", p.Repository.FullName,
+			SlackLinkFormatter(setting.AppURL+p.PullRequest.Assignee.UserName, p.PullRequest.Assignee.UserName),
+			titleLink, senderLink)
+	case api.HOOK_ISSUE_UNASSIGNED:
+		text = fmt.Sprintf("[%s] Pull request unassigned: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_LABEL_UPDATED:
+		text = fmt.Sprintf("[%s] Pull request labels updated: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_LABEL_CLEARED:
+		text = fmt.Sprintf("[%s] Pull request labels cleared: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_SYNCHRONIZED:
+		text = fmt.Sprintf("[%s] Pull request synchronized: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_MILESTONED:
+		text = fmt.Sprintf("[%s] Pull request milestoned: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	case api.HOOK_ISSUE_DEMILESTONED:
+		text = fmt.Sprintf("[%s] Pull request demilestoned: %s by %s", p.Repository.FullName, titleLink, senderLink)
+	}
+
+	return &SlackPayload{
+		Channel:  slack.Channel,
+		Text:     text,
+		Username: slack.Username,
+		IconURL:  slack.IconURL,
+		Attachments: []*SlackAttachment{{
+			Color: slack.Color,
+			Title: title,
+			Text:  attachmentText,
+		}},
+	}, nil
+}
+
+func getSlackReleasePayload(p *api.ReleasePayload) (*SlackPayload, error) {
+	repoLink := SlackLinkFormatter(p.Repository.HTMLURL, p.Repository.Name)
+	refLink := SlackLinkFormatter(p.Repository.HTMLURL+"/src/"+p.Release.TagName, p.Release.TagName)
+	text := fmt.Sprintf("[%s] new release %s published by %s", repoLink, refLink, p.Sender.UserName)
+	return &SlackPayload{
+		Text: text,
+	}, nil
+}
+
+func GetSlackPayload(p api.Payloader, event HookEventType, meta string) (payload *SlackPayload, err error) {
+	slack := &SlackMeta{}
+	if err := jsoniter.Unmarshal([]byte(meta), &slack); err != nil {
+		return nil, fmt.Errorf("Unmarshal: %v", err)
+	}
+
+	switch event {
+	case HOOK_EVENT_CREATE:
+		payload, err = getSlackCreatePayload(p.(*api.CreatePayload))
+	case HOOK_EVENT_DELETE:
+		payload, err = getSlackDeletePayload(p.(*api.DeletePayload))
+	case HOOK_EVENT_FORK:
+		payload, err = getSlackForkPayload(p.(*api.ForkPayload))
+	case HOOK_EVENT_PUSH:
+		payload, err = getSlackPushPayload(p.(*api.PushPayload), slack)
+	case HOOK_EVENT_ISSUES:
+		payload, err = getSlackIssuesPayload(p.(*api.IssuesPayload), slack)
+	case HOOK_EVENT_ISSUE_COMMENT:
+		payload, err = getSlackIssueCommentPayload(p.(*api.IssueCommentPayload), slack)
+	case HOOK_EVENT_PULL_REQUEST:
+		payload, err = getSlackPullRequestPayload(p.(*api.PullRequestPayload), slack)
+	case HOOK_EVENT_RELEASE:
+		payload, err = getSlackReleasePayload(p.(*api.ReleasePayload))
+	}
+	if err != nil {
+		return nil, fmt.Errorf("event '%s': %v", event, err)
+	}
+
+	payload.Channel = slack.Channel
+	payload.Username = slack.Username
+	payload.IconURL = slack.IconURL
+	if len(payload.Attachments) > 0 {
+		payload.Attachments[0].Color = slack.Color
+	}
+
+	return payload, nil
+}