mirror of
https://codeberg.org/forgejo/forgejo.git
synced 2024-10-31 20:44:07 +00:00
548 lines
17 KiB
Go
548 lines
17 KiB
Go
// Copyright 2016 The Gogs Authors. All rights reserved.
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// Copyright 2019 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package mailer
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import (
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"bytes"
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"context"
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"fmt"
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"html/template"
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"mime"
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"regexp"
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"strconv"
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"strings"
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texttmpl "text/template"
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"time"
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activities_model "code.gitea.io/gitea/models/activities"
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issues_model "code.gitea.io/gitea/models/issues"
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repo_model "code.gitea.io/gitea/models/repo"
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user_model "code.gitea.io/gitea/models/user"
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"code.gitea.io/gitea/modules/base"
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"code.gitea.io/gitea/modules/emoji"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/markup"
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"code.gitea.io/gitea/modules/markup/markdown"
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"code.gitea.io/gitea/modules/setting"
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"code.gitea.io/gitea/modules/timeutil"
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"code.gitea.io/gitea/modules/translation"
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incoming_payload "code.gitea.io/gitea/services/mailer/incoming/payload"
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"code.gitea.io/gitea/services/mailer/token"
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"gopkg.in/gomail.v2"
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)
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const (
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mailAuthActivate base.TplName = "auth/activate"
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mailAuthActivateEmail base.TplName = "auth/activate_email"
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mailAuthResetPassword base.TplName = "auth/reset_passwd"
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mailAuthRegisterNotify base.TplName = "auth/register_notify"
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mailNotifyCollaborator base.TplName = "notify/collaborator"
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mailRepoTransferNotify base.TplName = "notify/repo_transfer"
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// There's no actual limit for subject in RFC 5322
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mailMaxSubjectRunes = 256
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)
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var (
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bodyTemplates *template.Template
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subjectTemplates *texttmpl.Template
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subjectRemoveSpaces = regexp.MustCompile(`[\s]+`)
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)
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// SendTestMail sends a test mail
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func SendTestMail(email string) error {
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if setting.MailService == nil {
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// No mail service configured
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return nil
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}
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return gomail.Send(Sender, NewMessage(email, "Forgejo Test Email!", "Forgejo Test Email!").ToMessage())
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}
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// sendUserMail sends a mail to the user
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func sendUserMail(language string, u *user_model.User, tpl base.TplName, code, subject, info string) {
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locale := translation.NewLocale(language)
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data := map[string]any{
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"locale": locale,
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"DisplayName": u.DisplayName(),
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"ActiveCodeLives": timeutil.MinutesToFriendly(setting.Service.ActiveCodeLives, locale),
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"ResetPwdCodeLives": timeutil.MinutesToFriendly(setting.Service.ResetPwdCodeLives, locale),
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"Code": code,
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"Language": locale.Language(),
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}
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var content bytes.Buffer
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if err := bodyTemplates.ExecuteTemplate(&content, string(tpl), data); err != nil {
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log.Error("Template: %v", err)
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return
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}
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msg := NewMessage(u.Email, subject, content.String())
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msg.Info = fmt.Sprintf("UID: %d, %s", u.ID, info)
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SendAsync(msg)
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}
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// SendActivateAccountMail sends an activation mail to the user (new user registration)
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func SendActivateAccountMail(locale translation.Locale, u *user_model.User) {
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if setting.MailService == nil {
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// No mail service configured
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return
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}
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sendUserMail(locale.Language(), u, mailAuthActivate, u.GenerateEmailActivateCode(u.Email), locale.TrString("mail.activate_account"), "activate account")
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}
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// SendResetPasswordMail sends a password reset mail to the user
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func SendResetPasswordMail(u *user_model.User) {
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if setting.MailService == nil {
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// No mail service configured
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return
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}
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locale := translation.NewLocale(u.Language)
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sendUserMail(u.Language, u, mailAuthResetPassword, u.GenerateEmailActivateCode(u.Email), locale.TrString("mail.reset_password"), "recover account")
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}
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// SendActivateEmailMail sends confirmation email to confirm new email address
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func SendActivateEmailMail(u *user_model.User, email string) {
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if setting.MailService == nil {
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// No mail service configured
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return
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}
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locale := translation.NewLocale(u.Language)
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data := map[string]any{
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"locale": locale,
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"DisplayName": u.DisplayName(),
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"ActiveCodeLives": timeutil.MinutesToFriendly(setting.Service.ActiveCodeLives, locale),
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"Code": u.GenerateEmailActivateCode(email),
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"Email": email,
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"Language": locale.Language(),
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}
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var content bytes.Buffer
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if err := bodyTemplates.ExecuteTemplate(&content, string(mailAuthActivateEmail), data); err != nil {
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log.Error("Template: %v", err)
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return
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}
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msg := NewMessage(email, locale.TrString("mail.activate_email"), content.String())
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msg.Info = fmt.Sprintf("UID: %d, activate email", u.ID)
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SendAsync(msg)
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}
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// SendRegisterNotifyMail triggers a notify e-mail by admin created a account.
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func SendRegisterNotifyMail(u *user_model.User) {
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if setting.MailService == nil || !u.IsActive {
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// No mail service configured OR user is inactive
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return
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}
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locale := translation.NewLocale(u.Language)
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data := map[string]any{
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"locale": locale,
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"DisplayName": u.DisplayName(),
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"Username": u.Name,
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"Language": locale.Language(),
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}
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var content bytes.Buffer
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if err := bodyTemplates.ExecuteTemplate(&content, string(mailAuthRegisterNotify), data); err != nil {
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log.Error("Template: %v", err)
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return
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}
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msg := NewMessage(u.Email, locale.TrString("mail.register_notify"), content.String())
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msg.Info = fmt.Sprintf("UID: %d, registration notify", u.ID)
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SendAsync(msg)
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}
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// SendCollaboratorMail sends mail notification to new collaborator.
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func SendCollaboratorMail(u, doer *user_model.User, repo *repo_model.Repository) {
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if setting.MailService == nil || !u.IsActive {
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// No mail service configured OR the user is inactive
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return
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}
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locale := translation.NewLocale(u.Language)
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repoName := repo.FullName()
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subject := locale.TrString("mail.repo.collaborator.added.subject", doer.DisplayName(), repoName)
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data := map[string]any{
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"locale": locale,
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"Subject": subject,
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"RepoName": repoName,
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"Link": repo.HTMLURL(),
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"Language": locale.Language(),
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}
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var content bytes.Buffer
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if err := bodyTemplates.ExecuteTemplate(&content, string(mailNotifyCollaborator), data); err != nil {
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log.Error("Template: %v", err)
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return
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}
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msg := NewMessage(u.Email, subject, content.String())
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msg.Info = fmt.Sprintf("UID: %d, add collaborator", u.ID)
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SendAsync(msg)
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}
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func composeIssueCommentMessages(ctx *mailCommentContext, lang string, recipients []*user_model.User, fromMention bool, info string) ([]*Message, error) {
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var (
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subject string
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link string
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prefix string
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// Fall back subject for bad templates, make sure subject is never empty
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fallback string
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reviewComments []*issues_model.Comment
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)
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commentType := issues_model.CommentTypeComment
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if ctx.Comment != nil {
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commentType = ctx.Comment.Type
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link = ctx.Issue.HTMLURL() + "#" + ctx.Comment.HashTag()
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} else {
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link = ctx.Issue.HTMLURL()
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}
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reviewType := issues_model.ReviewTypeComment
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if ctx.Comment != nil && ctx.Comment.Review != nil {
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reviewType = ctx.Comment.Review.Type
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}
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// This is the body of the new issue or comment, not the mail body
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body, err := markdown.RenderString(&markup.RenderContext{
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Ctx: ctx,
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Links: markup.Links{
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AbsolutePrefix: true,
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Base: ctx.Issue.Repo.HTMLURL(),
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},
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Metas: ctx.Issue.Repo.ComposeMetas(ctx),
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}, ctx.Content)
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if err != nil {
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return nil, err
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}
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actType, actName, tplName := actionToTemplate(ctx.Issue, ctx.ActionType, commentType, reviewType)
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if actName != "new" {
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prefix = "Re: "
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}
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fallback = prefix + fallbackMailSubject(ctx.Issue)
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if ctx.Comment != nil && ctx.Comment.Review != nil {
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reviewComments = make([]*issues_model.Comment, 0, 10)
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for _, lines := range ctx.Comment.Review.CodeComments {
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for _, comments := range lines {
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reviewComments = append(reviewComments, comments...)
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}
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}
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}
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locale := translation.NewLocale(lang)
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mailMeta := map[string]any{
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"locale": locale,
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"FallbackSubject": fallback,
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"Body": body,
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"Link": link,
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"Issue": ctx.Issue,
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"Comment": ctx.Comment,
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"IsPull": ctx.Issue.IsPull,
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"User": ctx.Issue.Repo.MustOwner(ctx),
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"Repo": ctx.Issue.Repo.FullName(),
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"Doer": ctx.Doer,
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"IsMention": fromMention,
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"SubjectPrefix": prefix,
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"ActionType": actType,
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"ActionName": actName,
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"ReviewComments": reviewComments,
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"Language": locale.Language(),
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"CanReply": setting.IncomingEmail.Enabled && commentType != issues_model.CommentTypePullRequestPush,
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}
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var mailSubject bytes.Buffer
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if err := subjectTemplates.ExecuteTemplate(&mailSubject, tplName, mailMeta); err == nil {
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subject = sanitizeSubject(mailSubject.String())
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if subject == "" {
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subject = fallback
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}
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} else {
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log.Error("ExecuteTemplate [%s]: %v", tplName+"/subject", err)
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}
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subject = emoji.ReplaceAliases(subject)
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mailMeta["Subject"] = subject
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var mailBody bytes.Buffer
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if err := bodyTemplates.ExecuteTemplate(&mailBody, tplName, mailMeta); err != nil {
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log.Error("ExecuteTemplate [%s]: %v", tplName+"/body", err)
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}
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// Make sure to compose independent messages to avoid leaking user emails
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msgID := createReference(ctx.Issue, ctx.Comment, ctx.ActionType)
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reference := createReference(ctx.Issue, nil, activities_model.ActionType(0))
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var replyPayload []byte
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if ctx.Comment != nil {
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if ctx.Comment.Type.HasMailReplySupport() {
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replyPayload, err = incoming_payload.CreateReferencePayload(ctx.Comment)
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}
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} else {
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replyPayload, err = incoming_payload.CreateReferencePayload(ctx.Issue)
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}
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if err != nil {
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return nil, err
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}
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unsubscribePayload, err := incoming_payload.CreateReferencePayload(ctx.Issue)
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if err != nil {
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return nil, err
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}
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msgs := make([]*Message, 0, len(recipients))
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for _, recipient := range recipients {
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msg := NewMessageFrom(
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recipient.Email,
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ctx.Doer.GetCompleteName(),
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setting.MailService.FromEmail,
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subject,
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mailBody.String(),
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)
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msg.Info = fmt.Sprintf("Subject: %s, %s", subject, info)
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msg.SetHeader("Message-ID", msgID)
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msg.SetHeader("In-Reply-To", reference)
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references := []string{reference}
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listUnsubscribe := []string{"<" + ctx.Issue.HTMLURL() + ">"}
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if setting.IncomingEmail.Enabled {
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if replyPayload != nil {
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token, err := token.CreateToken(token.ReplyHandlerType, recipient, replyPayload)
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if err != nil {
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log.Error("CreateToken failed: %v", err)
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} else {
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replyAddress := strings.Replace(setting.IncomingEmail.ReplyToAddress, setting.IncomingEmail.TokenPlaceholder, token, 1)
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msg.ReplyTo = replyAddress
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msg.SetHeader("List-Post", fmt.Sprintf("<mailto:%s>", replyAddress))
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references = append(references, fmt.Sprintf("<reply-%s@%s>", token, setting.Domain))
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}
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}
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token, err := token.CreateToken(token.UnsubscribeHandlerType, recipient, unsubscribePayload)
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if err != nil {
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log.Error("CreateToken failed: %v", err)
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} else {
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unsubAddress := strings.Replace(setting.IncomingEmail.ReplyToAddress, setting.IncomingEmail.TokenPlaceholder, token, 1)
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listUnsubscribe = append(listUnsubscribe, "<mailto:"+unsubAddress+">")
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}
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}
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msg.SetHeader("References", references...)
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msg.SetHeader("List-Unsubscribe", listUnsubscribe...)
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for key, value := range generateAdditionalHeaders(ctx, actType, recipient) {
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msg.SetHeader(key, value)
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}
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msgs = append(msgs, msg)
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}
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return msgs, nil
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}
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func createReference(issue *issues_model.Issue, comment *issues_model.Comment, actionType activities_model.ActionType) string {
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var path string
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if issue.IsPull {
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path = "pulls"
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} else {
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path = "issues"
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}
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var extra string
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if comment != nil {
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extra = fmt.Sprintf("/comment/%d", comment.ID)
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} else {
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switch actionType {
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case activities_model.ActionCloseIssue, activities_model.ActionClosePullRequest:
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extra = fmt.Sprintf("/close/%d", time.Now().UnixNano()/1e6)
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case activities_model.ActionReopenIssue, activities_model.ActionReopenPullRequest:
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extra = fmt.Sprintf("/reopen/%d", time.Now().UnixNano()/1e6)
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case activities_model.ActionMergePullRequest, activities_model.ActionAutoMergePullRequest:
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extra = fmt.Sprintf("/merge/%d", time.Now().UnixNano()/1e6)
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case activities_model.ActionPullRequestReadyForReview:
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extra = fmt.Sprintf("/ready/%d", time.Now().UnixNano()/1e6)
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}
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}
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return fmt.Sprintf("<%s/%s/%d%s@%s>", issue.Repo.FullName(), path, issue.Index, extra, setting.Domain)
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}
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func createMessageIDForRelease(rel *repo_model.Release) string {
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return fmt.Sprintf("<%s/releases/%d@%s>", rel.Repo.FullName(), rel.ID, setting.Domain)
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}
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func generateAdditionalHeaders(ctx *mailCommentContext, reason string, recipient *user_model.User) map[string]string {
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repo := ctx.Issue.Repo
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return map[string]string{
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// https://datatracker.ietf.org/doc/html/rfc2919
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"List-ID": fmt.Sprintf("%s <%s.%s.%s>", repo.FullName(), repo.Name, repo.OwnerName, setting.Domain),
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// https://datatracker.ietf.org/doc/html/rfc2369
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"List-Archive": fmt.Sprintf("<%s>", repo.HTMLURL()),
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"X-Mailer": "Forgejo",
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"X-Gitea-Reason": reason,
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"X-Gitea-Sender": ctx.Doer.Name,
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"X-Gitea-Recipient": recipient.Name,
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"X-Gitea-Recipient-Address": recipient.Email,
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"X-Gitea-Repository": repo.Name,
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"X-Gitea-Repository-Path": repo.FullName(),
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"X-Gitea-Repository-Link": repo.HTMLURL(),
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"X-Gitea-Issue-ID": strconv.FormatInt(ctx.Issue.Index, 10),
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"X-Gitea-Issue-Link": ctx.Issue.HTMLURL(),
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"X-Forgejo-Reason": reason,
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"X-Forgejo-Sender": ctx.Doer.DisplayName(),
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"X-Forgejo-Recipient": recipient.DisplayName(),
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"X-Forgejo-Recipient-Address": recipient.Email,
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"X-Forgejo-Repository": repo.Name,
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"X-Forgejo-Repository-Path": repo.FullName(),
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"X-Forgejo-Repository-Link": repo.HTMLURL(),
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"X-Forgejo-Issue-ID": strconv.FormatInt(ctx.Issue.Index, 10),
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"X-Forgejo-Issue-Link": ctx.Issue.HTMLURL(),
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"X-GitHub-Reason": reason,
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"X-GitHub-Sender": ctx.Doer.Name,
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"X-GitHub-Recipient": recipient.Name,
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"X-GitHub-Recipient-Address": recipient.Email,
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"X-GitLab-NotificationReason": reason,
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"X-GitLab-Project": repo.Name,
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"X-GitLab-Project-Path": repo.FullName(),
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"X-GitLab-Issue-IID": strconv.FormatInt(ctx.Issue.Index, 10),
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}
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}
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func sanitizeSubject(subject string) string {
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runes := []rune(strings.TrimSpace(subjectRemoveSpaces.ReplaceAllLiteralString(subject, " ")))
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if len(runes) > mailMaxSubjectRunes {
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runes = runes[:mailMaxSubjectRunes]
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}
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// Encode non-ASCII characters
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return mime.QEncoding.Encode("utf-8", string(runes))
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}
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// SendIssueAssignedMail composes and sends issue assigned email
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func SendIssueAssignedMail(ctx context.Context, issue *issues_model.Issue, doer *user_model.User, content string, comment *issues_model.Comment, recipients []*user_model.User) error {
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if setting.MailService == nil {
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// No mail service configured
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return nil
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}
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if err := issue.LoadRepo(ctx); err != nil {
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log.Error("Unable to load repo [%d] for issue #%d [%d]. Error: %v", issue.RepoID, issue.Index, issue.ID, err)
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return err
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}
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langMap := make(map[string][]*user_model.User)
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for _, user := range recipients {
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if !user.IsActive {
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// don't send emails to inactive users
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continue
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}
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langMap[user.Language] = append(langMap[user.Language], user)
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}
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for lang, tos := range langMap {
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msgs, err := composeIssueCommentMessages(&mailCommentContext{
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Context: ctx,
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Issue: issue,
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Doer: doer,
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ActionType: activities_model.ActionType(0),
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Content: content,
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Comment: comment,
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}, lang, tos, false, "issue assigned")
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if err != nil {
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return err
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}
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SendAsync(msgs...)
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}
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return nil
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}
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// actionToTemplate returns the type and name of the action facing the user
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// (slightly different from activities_model.ActionType) and the name of the template to use (based on availability)
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func actionToTemplate(issue *issues_model.Issue, actionType activities_model.ActionType,
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commentType issues_model.CommentType, reviewType issues_model.ReviewType,
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) (typeName, name, template string) {
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|
if issue.IsPull {
|
|
typeName = "pull"
|
|
} else {
|
|
typeName = "issue"
|
|
}
|
|
switch actionType {
|
|
case activities_model.ActionCreateIssue, activities_model.ActionCreatePullRequest:
|
|
name = "new"
|
|
case activities_model.ActionCommentIssue, activities_model.ActionCommentPull:
|
|
name = "comment"
|
|
case activities_model.ActionCloseIssue, activities_model.ActionClosePullRequest:
|
|
name = "close"
|
|
case activities_model.ActionReopenIssue, activities_model.ActionReopenPullRequest:
|
|
name = "reopen"
|
|
case activities_model.ActionMergePullRequest, activities_model.ActionAutoMergePullRequest:
|
|
name = "merge"
|
|
case activities_model.ActionPullReviewDismissed:
|
|
name = "review_dismissed"
|
|
case activities_model.ActionPullRequestReadyForReview:
|
|
name = "ready_for_review"
|
|
default:
|
|
switch commentType {
|
|
case issues_model.CommentTypeReview:
|
|
switch reviewType {
|
|
case issues_model.ReviewTypeApprove:
|
|
name = "approve"
|
|
case issues_model.ReviewTypeReject:
|
|
name = "reject"
|
|
default:
|
|
name = "review" // TODO: there is no activities_model.Action* when sending a review comment, this is deadcode and should be removed
|
|
}
|
|
case issues_model.CommentTypeCode:
|
|
name = "code"
|
|
case issues_model.CommentTypeAssignees:
|
|
name = "assigned"
|
|
case issues_model.CommentTypePullRequestPush:
|
|
name = "push"
|
|
default:
|
|
name = "default"
|
|
}
|
|
}
|
|
|
|
template = typeName + "/" + name
|
|
ok := bodyTemplates.Lookup(template) != nil
|
|
if !ok && typeName != "issue" {
|
|
template = "issue/" + name
|
|
ok = bodyTemplates.Lookup(template) != nil
|
|
}
|
|
if !ok {
|
|
template = typeName + "/default"
|
|
ok = bodyTemplates.Lookup(template) != nil
|
|
}
|
|
if !ok {
|
|
template = "issue/default"
|
|
}
|
|
return typeName, name, template
|
|
}
|