67 lines
1.9 KiB
Go
67 lines
1.9 KiB
Go
package services
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import (
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"crypto/tls"
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"fmt"
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"strings"
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"mengpost-backend/models"
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)
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// 微软个人邮箱常见后缀（Outlook / Hotmail / Live 等）.
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var microsoftConsumerSuffixes = []string{
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"@outlook.com",
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"@hotmail.com",
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"@live.com",
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"@msn.com",
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}
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// IsMicrosoftConsumerEmail 判断是否为消费者微软邮箱（非 Exchange 自建域）.
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func IsMicrosoftConsumerEmail(email string) bool {
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e := strings.ToLower(strings.TrimSpace(email))
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for _, suf := range microsoftConsumerSuffixes {
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if strings.HasSuffix(e, suf) {
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return true
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}
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}
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return false
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}
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// IMAPTLSConfig 为 IMAP TLS 握手提供 ServerName（微软等场景与证书一致）.
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func IMAPTLSConfig(acc *models.Account) *tls.Config {
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if acc == nil || !acc.UseTLS {
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return nil
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}
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sn := acc.IMAPHost
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if IsMicrosoftConsumerEmail(acc.Email) && strings.EqualFold(acc.IMAPHost, "outlook.office365.com") {
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sn = "outlook.office365.com"
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}
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return &tls.Config{
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MinVersion: tls.VersionTLS12,
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ServerName: sn,
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}
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}
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// SMTPTLSConfig 发信使用 587 STARTTLS 时校验证书（微软 smtp.office365.com）.
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func SMTPTLSConfig(acc *models.Account) *tls.Config {
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if acc == nil || !IsMicrosoftConsumerEmail(acc.Email) {
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return nil
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}
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if strings.EqualFold(acc.SMTPHost, "smtp.office365.com") {
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return &tls.Config{
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MinVersion: tls.VersionTLS12,
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ServerName: "smtp.office365.com",
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}
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}
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return nil
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}
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// WrapMicrosoftMailErr 为微软邮箱附加常见配置说明（IMAP 开关、基础认证与 OAuth）.
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func WrapMicrosoftMailErr(email string, err error) error {
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if err == nil || !IsMicrosoftConsumerEmail(email) {
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return err
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}
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hint := "（微软邮箱：网页端需开启 IMAP；OAuth 账户无需应用密码。若仍失败请检查令牌是否过期、Azure 权限是否含 IMAP。）"
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return fmt.Errorf("%w %s", err, hint)
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}
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