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// Copyright 2016 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 email
import (
"fmt"
"html/template"
"path/filepath"
"sync"
"time"
"gopkg.in/gomail.v2"
"gopkg.in/macaron.v1"
log "unknwon.dev/clog/v2"
"gogs.io/gogs/internal/assets/templates"
"gogs.io/gogs/internal/conf"
"gogs.io/gogs/internal/markup"
)
const (
MAIL_AUTH_ACTIVATE = "auth/activate"
MAIL_AUTH_ACTIVATE_EMAIL = "auth/activate_email"
MAIL_AUTH_RESET_PASSWORD = "auth/reset_passwd"
MAIL_AUTH_REGISTER_NOTIFY = "auth/register_notify"
MAIL_ISSUE_COMMENT = "issue/comment"
MAIL_ISSUE_MENTION = "issue/mention"
MAIL_NOTIFY_COLLABORATOR = "notify/collaborator"
)
var (
tplRender *macaron.TplRender
tplRenderOnce sync.Once
)
// render renders a mail template with given data.
func render(tpl string, data map[string]interface{}) (string, error) {
tplRenderOnce.Do(func() {
opt := &macaron.RenderOptions{
Directory: filepath.Join(conf.WorkDir(), "templates", "mail"),
AppendDirectories: []string{filepath.Join(conf.CustomDir(), "templates", "mail")},
Extensions: []string{".tmpl", ".html"},
Funcs: []template.FuncMap{map[string]interface{}{
"AppName": func() string {
return conf.App.BrandName
},
"AppURL": func() string {
return conf.Server.ExternalURL
},
"Year": func() int {
return time.Now().Year()
},
"Str2HTML": func(raw string) template.HTML {
return template.HTML(markup.Sanitize(raw))
},
}},
}
if !conf.Server.LoadAssetsFromDisk {
opt.TemplateFileSystem = templates.NewTemplateFileSystem("mail", opt.AppendDirectories[0])
}
ts := macaron.NewTemplateSet()
ts.Set(macaron.DEFAULT_TPL_SET_NAME, opt)
tplRender = &macaron.TplRender{
TemplateSet: ts,
Opt: opt,
}
})
return tplRender.HTMLString(tpl, data)
}
func SendTestMail(email string) error {
return gomail.Send(&Sender{}, NewMessage([]string{email}, "Gogs Test Email", "Hello 👋, greeting from Gogs!").Message)
}
/*
Setup interfaces of used methods in mail to avoid cycle import.
*/
type User interface {
ID() int64
DisplayName() string
Email() string
GenerateActivateCode() string
GenerateEmailActivateCode(string) string
}
type Repository interface {
FullName() string
HTMLURL() string
ComposeMetas() map[string]string
}
type Issue interface {
MailSubject() string
Content() string
HTMLURL() string
}
func SendUserMail(_ *macaron.Context, u User, tpl, code, subject, info string) {
data := map[string]interface{}{
"Username": u.DisplayName(),
"ActiveCodeLives": conf.Auth.ActivateCodeLives / 60,
"ResetPwdCodeLives": conf.Auth.ResetPasswordCodeLives / 60,
"Code": code,
}
body, err := render(tpl, data)
if err != nil {
log.Error("render: %v", err)
return
}
msg := NewMessage([]string{u.Email()}, subject, body)
msg.Info = fmt.Sprintf("UID: %d, %s", u.ID(), info)
Send(msg)
}
func SendActivateAccountMail(c *macaron.Context, u User) {
SendUserMail(c, u, MAIL_AUTH_ACTIVATE, u.GenerateActivateCode(), c.Tr("mail.activate_account"), "activate account")
}
func SendResetPasswordMail(c *macaron.Context, u User) {
SendUserMail(c, u, MAIL_AUTH_RESET_PASSWORD, u.GenerateActivateCode(), c.Tr("mail.reset_password"), "reset password")
}
// SendActivateAccountMail sends confirmation email.
func SendActivateEmailMail(c *macaron.Context, u User, email string) {
data := map[string]interface{}{
"Username": u.DisplayName(),
"ActiveCodeLives": conf.Auth.ActivateCodeLives / 60,
"Code": u.GenerateEmailActivateCode(email),
"Email": email,
}
body, err := render(MAIL_AUTH_ACTIVATE_EMAIL, data)
if err != nil {
log.Error("HTMLString: %v", err)
return
}
msg := NewMessage([]string{email}, c.Tr("mail.activate_email"), body)
msg.Info = fmt.Sprintf("UID: %d, activate email", u.ID())
Send(msg)
}
// SendRegisterNotifyMail triggers a notify e-mail by admin created a account.
func SendRegisterNotifyMail(c *macaron.Context, u User) {
data := map[string]interface{}{
"Username": u.DisplayName(),
}
body, err := render(MAIL_AUTH_REGISTER_NOTIFY, data)
if err != nil {
log.Error("HTMLString: %v", err)
return
}
msg := NewMessage([]string{u.Email()}, c.Tr("mail.register_notify"), body)
msg.Info = fmt.Sprintf("UID: %d, registration notify", u.ID())
Send(msg)
}
// SendCollaboratorMail sends mail notification to new collaborator.
func SendCollaboratorMail(u, doer User, repo Repository) {
subject := fmt.Sprintf("%s added you to %s", doer.DisplayName(), repo.FullName())
data := map[string]interface{}{
"Subject": subject,
"RepoName": repo.FullName(),
"Link": repo.HTMLURL(),
}
body, err := render(MAIL_NOTIFY_COLLABORATOR, data)
if err != nil {
log.Error("HTMLString: %v", err)
return
}
msg := NewMessage([]string{u.Email()}, subject, body)
msg.Info = fmt.Sprintf("UID: %d, add collaborator", u.ID())
Send(msg)
}
func composeTplData(subject, body, link string) map[string]interface{} {
data := make(map[string]interface{}, 10)
data["Subject"] = subject
data["Body"] = body
data["Link"] = link
return data
}
func composeIssueMessage(issue Issue, repo Repository, doer User, tplName string, tos []string, info string) *Message {
subject := issue.MailSubject()
body := string(markup.Markdown([]byte(issue.Content()), repo.HTMLURL(), repo.ComposeMetas()))
data := composeTplData(subject, body, issue.HTMLURL())
data["Doer"] = doer
content, err := render(tplName, data)
if err != nil {
log.Error("HTMLString (%s): %v", tplName, err)
}
from := gomail.NewMessage().FormatAddress(conf.Email.FromEmail, doer.DisplayName())
msg := NewMessageFrom(tos, from, subject, content)
msg.Info = fmt.Sprintf("Subject: %s, %s", subject, info)
return msg
}
// SendIssueCommentMail composes and sends issue comment emails to target receivers.
func SendIssueCommentMail(issue Issue, repo Repository, doer User, tos []string) {
if len(tos) == 0 {
return
}
Send(composeIssueMessage(issue, repo, doer, MAIL_ISSUE_COMMENT, tos, "issue comment"))
}
// SendIssueMentionMail composes and sends issue mention emails to target receivers.
func SendIssueMentionMail(issue Issue, repo Repository, doer User, tos []string) {
if len(tos) == 0 {
return
}
Send(composeIssueMessage(issue, repo, doer, MAIL_ISSUE_MENTION, tos, "issue mention"))
}
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