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// Copyright 2016 The Gogs Authors. All rights reserved.
// Copyright 2019 The Gitea Authors. All rights reserved.
// SPDX-License-Identifier: MIT
package mailer
import (
"bytes"
"html/template"
"mime"
"regexp"
"strings"
texttmpl "text/template"
user_model "code.gitea.io/gitea/models/user"
"code.gitea.io/gitea/modules/log"
"code.gitea.io/gitea/modules/setting"
sender_service "code.gitea.io/gitea/services/mailer/sender"
)
const mailMaxSubjectRunes = 256 // There's no actual limit for subject in RFC 5322
var (
bodyTemplates *template.Template
subjectTemplates *texttmpl.Template
subjectRemoveSpaces = regexp.MustCompile(`[\s]+`)
)
// SendTestMail sends a test mail
func SendTestMail(email string) error {
if setting.MailService == nil {
// No mail service configured
return nil
}
return sender_service.Send(sender, sender_service.NewMessage(email, "Gitea Test Email!", "Gitea Test Email!"))
}
func sanitizeSubject(subject string) string {
runes := []rune(strings.TrimSpace(subjectRemoveSpaces.ReplaceAllLiteralString(subject, " ")))
if len(runes) > mailMaxSubjectRunes {
runes = runes[:mailMaxSubjectRunes]
}
// Encode non-ASCII characters
return mime.QEncoding.Encode("utf-8", string(runes))
}
func fromDisplayName(u *user_model.User) string {
if setting.MailService.FromDisplayNameFormatTemplate != nil {
var ctx bytes.Buffer
err := setting.MailService.FromDisplayNameFormatTemplate.Execute(&ctx, map[string]any{
"DisplayName": u.DisplayName(),
"AppName": setting.AppName,
"Domain": setting.Domain,
})
if err == nil {
return mime.QEncoding.Encode("utf-8", ctx.String())
}
log.Error("fromDisplayName: %w", err)
}
return u.GetCompleteName()
}
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