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// Copyright 2017 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 models
import (
"encoding/json"
"fmt"
"strconv"
"strings"
"github.com/gogits/git-module"
api "github.com/gogits/go-gogs-client"
"github.com/gogits/gogs/pkg/setting"
)
type DiscordEmbedFooterObject struct {
Text string `json:"text"`
}
type DiscordEmbedAuthorObject struct {
Name string `json:"name"`
URL string `json:"url"`
IconURL string `json:"icon_url"`
}
type DiscordEmbedFieldObject struct {
Name string `json:"name"`
Value string `json:"value"`
}
type DiscordEmbedObject struct {
Title string `json:"title"`
Description string `json:"description"`
URL string `json:"url"`
Color int `json:"color"`
Footer *DiscordEmbedFooterObject `json:"footer"`
Author *DiscordEmbedAuthorObject `json:"author"`
Fields []*DiscordEmbedFieldObject `json:"fields"`
}
type DiscordPayload struct {
Content string `json:"content"`
Username string `json:"username"`
AvatarURL string `json:"avatar_url"`
Embeds []*DiscordEmbedObject `json:"embeds"`
}
func (p *DiscordPayload) JSONPayload() ([]byte, error) {
data, err := json.MarshalIndent(p, "", " ")
if err != nil {
return []byte{}, err
}
return data, nil
}
func DiscordTextFormatter(s string) string {
return strings.Split(s, "\n")[0]
}
func DiscordLinkFormatter(url string, text string) string {
return fmt.Sprintf("[%s](%s)", text, url)
}
func DiscordSHALinkFormatter(url string, text string) string {
return fmt.Sprintf("[`%s`](%s)", text, url)
}
// getDiscordCreatePayload composes Discord payload for create new branch or tag.
func getDiscordCreatePayload(p *api.CreatePayload) (*DiscordPayload, error) {
refName := git.RefEndName(p.Ref)
repoLink := DiscordLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
refLink := DiscordLinkFormatter(p.Repo.HTMLURL+"/src/"+refName, refName)
content := fmt.Sprintf("Created new %s: %s/%s", p.RefType, repoLink, refLink)
return &DiscordPayload{
Embeds: []*DiscordEmbedObject{{
Description: content,
URL: setting.AppURL + p.Sender.UserName,
Author: &DiscordEmbedAuthorObject{
Name: p.Sender.UserName,
IconURL: p.Sender.AvatarUrl,
},
}},
}, nil
}
// getDiscordDeletePayload composes Discord payload for delete a branch or tag.
func getDiscordDeletePayload(p *api.DeletePayload) (*DiscordPayload, error) {
refName := git.RefEndName(p.Ref)
repoLink := DiscordLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
content := fmt.Sprintf("Deleted %s: %s/%s", p.RefType, repoLink, refName)
return &DiscordPayload{
Embeds: []*DiscordEmbedObject{{
Description: content,
URL: setting.AppURL + p.Sender.UserName,
Author: &DiscordEmbedAuthorObject{
Name: p.Sender.UserName,
IconURL: p.Sender.AvatarUrl,
},
}},
}, nil
}
// getDiscordForkPayload composes Discord payload for forked by a repository.
func getDiscordForkPayload(p *api.ForkPayload) (*DiscordPayload, error) {
baseLink := DiscordLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
forkLink := DiscordLinkFormatter(p.Forkee.HTMLURL, p.Forkee.FullName)
content := fmt.Sprintf("%s is forked to %s", baseLink, forkLink)
return &DiscordPayload{
Embeds: []*DiscordEmbedObject{{
Description: content,
URL: setting.AppURL + p.Sender.UserName,
Author: &DiscordEmbedAuthorObject{
Name: p.Sender.UserName,
IconURL: p.Sender.AvatarUrl,
},
}},
}, nil
}
func getDiscordPushPayload(p *api.PushPayload, slack *SlackMeta) (*DiscordPayload, 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 = DiscordLinkFormatter(p.CompareURL, commitDesc)
} else {
commitString = commitDesc
}
repoLink := DiscordLinkFormatter(p.Repo.HTMLURL, p.Repo.Name)
branchLink := DiscordLinkFormatter(p.Repo.HTMLURL+"/src/"+branchName, branchName)
content := fmt.Sprintf("Pushed %s to %s/%s\n", commitString, repoLink, branchLink)
// for each commit, generate attachment text
for i, commit := range p.Commits {
content += fmt.Sprintf("%s %s - %s", DiscordSHALinkFormatter(commit.URL, commit.ID[:7]), DiscordTextFormatter(commit.Message), commit.Author.Name)
// add linebreak to each commit but the last
if i < len(p.Commits)-1 {
content += "\n"
}
}
color, _ := strconv.ParseInt(strings.TrimLeft(slack.Color, "#"), 16, 32)
return &DiscordPayload{
Username: slack.Username,
AvatarURL: slack.IconURL,
Embeds: []*DiscordEmbedObject{{
Description: content,
URL: setting.AppURL + p.Sender.UserName,
Color: int(color),
Author: &DiscordEmbedAuthorObject{
Name: p.Sender.UserName,
IconURL: p.Sender.AvatarUrl,
},
}},
}, nil
}
func getDiscordIssuesPayload(p *api.IssuesPayload, slack *SlackMeta) (*DiscordPayload, error) {
title := fmt.Sprintf("#%d %s", p.Index, p.Issue.Title)
url := fmt.Sprintf("%s/issues/%d", p.Repository.HTMLURL, p.Index)
content := ""
fields := make([]*DiscordEmbedFieldObject, 0, 1)
switch p.Action {
case api.HOOK_ISSUE_OPENED:
title = "New issue: " + title
content = p.Issue.Body
case api.HOOK_ISSUE_CLOSED:
title = "Issue closed: " + title
case api.HOOK_ISSUE_REOPENED:
title = "Issue re-opened: " + title
case api.HOOK_ISSUE_EDITED:
title = "Issue edited: " + title
content = p.Issue.Body
case api.HOOK_ISSUE_ASSIGNED:
title = "Issue assigned: " + title
fields = []*DiscordEmbedFieldObject{{
Name: "New Assignee",
Value: p.Issue.Assignee.UserName,
}}
case api.HOOK_ISSUE_UNASSIGNED:
title = "Issue unassigned: " + title
case api.HOOK_ISSUE_LABEL_UPDATED:
title = "Issue labels updated: " + title
labels := make([]string, len(p.Issue.Labels))
for i := range p.Issue.Labels {
labels[i] = p.Issue.Labels[i].Name
}
if len(labels) == 0 {
labels = []string{"<empty>"}
}
fields = []*DiscordEmbedFieldObject{{
Name: "Labels",
Value: strings.Join(labels, ", "),
}}
case api.HOOK_ISSUE_LABEL_CLEARED:
title = "Issue labels cleared: " + title
case api.HOOK_ISSUE_SYNCHRONIZED:
title = "Issue synchronized: " + title
case api.HOOK_ISSUE_MILESTONED:
title = "Issue milestoned: " + title
fields = []*DiscordEmbedFieldObject{{
Name: "New Milestone",
Value: p.Issue.Milestone.Title,
}}
case api.HOOK_ISSUE_DEMILESTONED:
title = "Issue demilestoned: " + title
}
color, _ := strconv.ParseInt(strings.TrimLeft(slack.Color, "#"), 16, 32)
return &DiscordPayload{
Username: slack.Username,
AvatarURL: slack.IconURL,
Embeds: []*DiscordEmbedObject{{
Title: title,
Description: content,
URL: url,
Color: int(color),
Footer: &DiscordEmbedFooterObject{
Text: p.Repository.FullName,
},
Author: &DiscordEmbedAuthorObject{
Name: p.Sender.UserName,
IconURL: p.Sender.AvatarUrl,
},
Fields: fields,
}},
}, nil
}
func getDiscordIssueCommentPayload(p *api.IssueCommentPayload, slack *SlackMeta) (*DiscordPayload, error) {
title := fmt.Sprintf("#%d %s", p.Issue.Index, p.Issue.Title)
url := fmt.Sprintf("%s/issues/%d#%s", p.Repository.HTMLURL, p.Issue.Index, CommentHashTag(p.Comment.ID))
content := ""
fields := make([]*DiscordEmbedFieldObject, 0, 1)
switch p.Action {
case api.HOOK_ISSUE_COMMENT_CREATED:
title = "New comment: " + title
content = p.Comment.Body
case api.HOOK_ISSUE_COMMENT_EDITED:
title = "Comment edited: " + title
content = p.Comment.Body
case api.HOOK_ISSUE_COMMENT_DELETED:
title = "Comment deleted: " + title
url = fmt.Sprintf("%s/issues/%d", p.Repository.HTMLURL, p.Issue.Index)
content = p.Comment.Body
}
color, _ := strconv.ParseInt(strings.TrimLeft(slack.Color, "#"), 16, 32)
return &DiscordPayload{
Username: slack.Username,
AvatarURL: slack.IconURL,
Embeds: []*DiscordEmbedObject{{
Title: title,
Description: content,
URL: url,
Color: int(color),
Footer: &DiscordEmbedFooterObject{
Text: p.Repository.FullName,
},
Author: &DiscordEmbedAuthorObject{
Name: p.Sender.UserName,
IconURL: p.Sender.AvatarUrl,
},
Fields: fields,
}},
}, nil
}
func getDiscordPullRequestPayload(p *api.PullRequestPayload, slack *SlackMeta) (*DiscordPayload, error) {
title := fmt.Sprintf("#%d %s", p.Index, p.PullRequest.Title)
url := fmt.Sprintf("%s/pulls/%d", p.Repository.HTMLURL, p.Index)
content := ""
fields := make([]*DiscordEmbedFieldObject, 0, 1)
switch p.Action {
case api.HOOK_ISSUE_OPENED:
title = "New pull request: " + title
content = p.PullRequest.Body
case api.HOOK_ISSUE_CLOSED:
if p.PullRequest.HasMerged {
title = "Pull request merged: " + title
} else {
title = "Pull request closed: " + title
}
case api.HOOK_ISSUE_REOPENED:
title = "Pull request re-opened: " + title
case api.HOOK_ISSUE_EDITED:
title = "Pull request edited: " + title
content = p.PullRequest.Body
case api.HOOK_ISSUE_ASSIGNED:
title = "Pull request assigned: " + title
fields = []*DiscordEmbedFieldObject{{
Name: "New Assignee",
Value: p.PullRequest.Assignee.UserName,
}}
case api.HOOK_ISSUE_UNASSIGNED:
title = "Pull request unassigned: " + title
case api.HOOK_ISSUE_LABEL_UPDATED:
title = "Pull request labels updated: " + title
labels := make([]string, len(p.PullRequest.Labels))
for i := range p.PullRequest.Labels {
labels[i] = p.PullRequest.Labels[i].Name
}
fields = []*DiscordEmbedFieldObject{{
Name: "Labels",
Value: strings.Join(labels, ", "),
}}
case api.HOOK_ISSUE_LABEL_CLEARED:
title = "Pull request labels cleared: " + title
case api.HOOK_ISSUE_SYNCHRONIZED:
title = "Pull request synchronized: " + title
case api.HOOK_ISSUE_MILESTONED:
title = "Pull request milestoned: " + title
fields = []*DiscordEmbedFieldObject{{
Name: "New Milestone",
Value: p.PullRequest.Milestone.Title,
}}
case api.HOOK_ISSUE_DEMILESTONED:
title = "Pull request demilestoned: " + title
}
color, _ := strconv.ParseInt(strings.TrimLeft(slack.Color, "#"), 16, 32)
return &DiscordPayload{
Username: slack.Username,
AvatarURL: slack.IconURL,
Embeds: []*DiscordEmbedObject{{
Title: title,
Description: content,
URL: url,
Color: int(color),
Footer: &DiscordEmbedFooterObject{
Text: p.Repository.FullName,
},
Author: &DiscordEmbedAuthorObject{
Name: p.Sender.UserName,
IconURL: p.Sender.AvatarUrl,
},
Fields: fields,
}},
}, nil
}
func getDiscordReleasePayload(p *api.ReleasePayload) (*DiscordPayload, error) {
repoLink := DiscordLinkFormatter(p.Repository.HTMLURL, p.Repository.Name)
refLink := DiscordLinkFormatter(p.Repository.HTMLURL+"/src/"+p.Release.TagName, p.Release.TagName)
content := fmt.Sprintf("Published new release %s of %s", refLink, repoLink)
return &DiscordPayload{
Embeds: []*DiscordEmbedObject{{
Description: content,
URL: setting.AppURL + p.Sender.UserName,
Author: &DiscordEmbedAuthorObject{
Name: p.Sender.UserName,
IconURL: p.Sender.AvatarUrl,
},
}},
}, nil
}
func GetDiscordPayload(p api.Payloader, event HookEventType, meta string) (payload *DiscordPayload, err error) {
slack := &SlackMeta{}
if err := json.Unmarshal([]byte(meta), &slack); err != nil {
return nil, fmt.Errorf("json.Unmarshal: %v", err)
}
switch event {
case HOOK_EVENT_CREATE:
payload, err = getDiscordCreatePayload(p.(*api.CreatePayload))
case HOOK_EVENT_DELETE:
payload, err = getDiscordDeletePayload(p.(*api.DeletePayload))
case HOOK_EVENT_FORK:
payload, err = getDiscordForkPayload(p.(*api.ForkPayload))
case HOOK_EVENT_PUSH:
payload, err = getDiscordPushPayload(p.(*api.PushPayload), slack)
case HOOK_EVENT_ISSUES:
payload, err = getDiscordIssuesPayload(p.(*api.IssuesPayload), slack)
case HOOK_EVENT_ISSUE_COMMENT:
payload, err = getDiscordIssueCommentPayload(p.(*api.IssueCommentPayload), slack)
case HOOK_EVENT_PULL_REQUEST:
payload, err = getDiscordPullRequestPayload(p.(*api.PullRequestPayload), slack)
case HOOK_EVENT_RELEASE:
payload, err = getDiscordReleasePayload(p.(*api.ReleasePayload))
}
if err != nil {
return nil, fmt.Errorf("event '%s': %v", event, err)
}
payload.Username = slack.Username
payload.AvatarURL = slack.IconURL
if len(payload.Embeds) > 0 {
color, _ := strconv.ParseInt(strings.TrimLeft(slack.Color, "#"), 16, 32)
payload.Embeds[0].Color = int(color)
}
return payload, nil
}