feat(auth): 登录注册 - 添加短信通知与组合验证支持
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@@ -0,0 +1,384 @@
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package sms
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import (
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"context"
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"crypto/hmac"
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"crypto/sha256"
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"encoding/hex"
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"encoding/json"
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"errors"
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"regexp"
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"strconv"
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"strings"
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"time"
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sender "github.com/casdoor/go-sms-sender"
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"infinite-canvas/backend/internal/kernel"
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"infinite-canvas/backend/internal/model"
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"infinite-canvas/backend/internal/outbound"
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"infinite-canvas/backend/internal/repository"
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)
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const Aliyun = "aliyun"
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const Tencent = "tencent"
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const PluginAliyun = "official-sms-aliyun"
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const PluginTencent = "official-sms-tencent"
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type Host interface {
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RequireAdmin(*model.User) error
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EncryptSecret(string) (string, error)
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DecryptSecret(string) (string, error)
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SettingsEncryptionKey() ([]byte, error)
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}
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type Template struct {
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Purpose string `json:"purpose"`
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TemplateID string `json:"templateId"`
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// Aliyun: named keys; Tencent: ordered keys "0", "1", ... .
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Parameters []Parameter `json:"parameters"`
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}
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type Parameter struct {
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Name string `json:"name"`
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Value string `json:"value"`
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}
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type ChannelRequest struct {
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Name string `json:"name"`
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Provider string `json:"provider"`
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Enabled bool `json:"enabled"`
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Priority int `json:"priority"`
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DailyLimit int `json:"dailyLimit"`
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SignName string `json:"signName"`
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AppID string `json:"appId"`
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AccessID string `json:"accessId"`
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AccessKey string `json:"accessKey"`
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Templates []Template `json:"templates"`
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Version int `json:"version"`
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}
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type ChannelView struct {
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model.SMSChannel
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Templates []Template `json:"templates"`
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HasCredentials bool `json:"hasCredentials"`
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PluginEnabled bool `json:"pluginEnabled"`
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}
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type RecordPage struct {
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Items []model.SMSRecord `json:"items"`
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Total int64 `json:"total"`
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}
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type credentials struct {
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ID string `json:"id"`
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Key string `json:"key"`
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}
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type SendFunc func(context.Context, model.SMSChannel, Template, string, string, string, string) (sender.SendResult, error)
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type Service struct {
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repo *repository.Repository
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host Host
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pluginEnabled func(string) (bool, error)
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send SendFunc
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}
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func New(repo *repository.Repository, host Host, pluginEnabled func(string) (bool, error)) *Service {
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return &Service{repo: repo, host: host, pluginEnabled: pluginEnabled, send: sendAggregate}
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}
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func PluginID(provider string) string {
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if provider == Aliyun {
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return PluginAliyun
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}
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if provider == Tencent {
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return PluginTencent
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}
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return ""
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}
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var phonePattern = regexp.MustCompile(`^1[3-9][0-9]{9}$`)
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var paramPattern = regexp.MustCompile(`^[a-zA-Z0-9_]{1,40}$`)
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var safeCode = regexp.MustCompile(`^[a-zA-Z0-9_.:-]{1,160}$`)
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func NormalizePhone(value string) (string, error) {
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value = strings.TrimSpace(value)
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value = strings.TrimPrefix(value, "+86")
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if !phonePattern.MatchString(value) {
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return "", kernel.BadAuthRequest("请输入中国大陆手机号（支持 +86）")
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}
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return "+86" + value, nil
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}
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func (s *Service) ready(provider string) (bool, error) {
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if PluginID(provider) == "" || s.pluginEnabled == nil {
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return false, nil
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}
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return s.pluginEnabled(PluginID(provider))
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}
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func templates(row model.SMSChannel) ([]Template, error) {
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var result []Template
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err := json.Unmarshal([]byte(row.TemplatesJSON), &result)
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return result, err
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}
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func (s *Service) Channels(actor *model.User) ([]ChannelView, error) {
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if err := s.host.RequireAdmin(actor); err != nil {
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return nil, err
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}
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rows, err := s.repo.SMSChannels()
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if err != nil {
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return nil, err
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}
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result := make([]ChannelView, 0, len(rows))
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for _, row := range rows {
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t, err := templates(row)
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if err != nil {
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return nil, err
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}
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enabled, err := s.ready(row.Provider)
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if err != nil {
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return nil, err
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}
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result = append(result, ChannelView{SMSChannel: row, Templates: t, HasCredentials: row.Credentials != "", PluginEnabled: enabled})
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}
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return result, nil
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}
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func (s *Service) SaveChannel(actor *model.User, id string, req ChannelRequest) (*ChannelView, error) {
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if err := s.host.RequireAdmin(actor); err != nil {
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return nil, err
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}
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req.Name, req.SignName, req.AppID = strings.TrimSpace(req.Name), strings.TrimSpace(req.SignName), strings.TrimSpace(req.AppID)
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if PluginID(req.Provider) == "" || req.Name == "" || len(req.Name) > 240 || req.SignName == "" || len(req.SignName) > 240 || len(req.AppID) > 80 || req.Priority < 0 || req.Priority > 1000 || req.DailyLimit < 1 || req.DailyLimit > 100000 {
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return nil, kernel.BadAuthRequest("请填写有效的渠道名称、供应商、签名、优先级（0–1000）和日限额（1–100000）")
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}
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if req.Provider == Tencent && req.AppID == "" {
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return nil, kernel.BadAuthRequest("腾讯云需要短信 SDK AppID")
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}
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if err := validateTemplates(req.Provider, req.Templates); err != nil {
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return nil, err
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}
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row := &model.SMSChannel{ID: kernel.NewID(), CreatedAt: time.Now(), Version: 1}
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if id != "" {
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var err error
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row, err = s.repo.SMSChannel(id)
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if err != nil {
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return nil, kernel.NotFound("短信渠道不存在")
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}
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if row.Version != req.Version {
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return nil, kernel.NewAppError(409, "渠道已被修改，请刷新后重试")
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}
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if row.Provider != req.Provider {
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return nil, kernel.BadAuthRequest("渠道供应商不能修改，请新建渠道")
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}
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}
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if (req.AccessID == "") != (req.AccessKey == "") {
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return nil, kernel.BadAuthRequest("更换凭据时需同时填写 ID 和密钥")
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}
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if req.AccessID != "" {
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if len(req.AccessID) > 512 || len(req.AccessKey) > 512 {
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return nil, kernel.BadAuthRequest("凭据长度无效")
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}
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encoded, _ := json.Marshal(credentials{ID: req.AccessID, Key: req.AccessKey})
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var err error
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row.Credentials, err = s.host.EncryptSecret(string(encoded))
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if err != nil {
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return nil, err
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}
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}
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if row.Credentials == "" {
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return nil, kernel.BadAuthRequest("请填写短信凭据")
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}
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enabled, err := s.ready(req.Provider)
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if err != nil {
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return nil, err
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}
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if req.Enabled && !enabled {
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return nil, kernel.BadAuthRequest("请先在插件管理启用对应短信插件")
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}
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encoded, _ := json.Marshal(req.Templates)
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row.Name, row.Provider, row.Enabled, row.Priority, row.DailyLimit = req.Name, req.Provider, req.Enabled, req.Priority, req.DailyLimit
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row.SignName, row.AppID, row.TemplatesJSON, row.UpdatedAt = req.SignName, req.AppID, string(encoded), time.Now()
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if err := s.repo.SaveSMSChannel(row, id == ""); err != nil {
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if errors.Is(err, repository.ErrChannelConflict) {
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return nil, kernel.NewAppError(409, "渠道已被修改，请刷新后重试")
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}
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return nil, err
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}
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return &ChannelView{SMSChannel: *row, Templates: req.Templates, HasCredentials: true, PluginEnabled: enabled}, nil
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}
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func validateTemplates(provider string, values []Template) error {
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if len(values) == 0 || len(values) > 3 {
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return kernel.BadAuthRequest("请配置 1–3 个场景模板")
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}
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seen := map[string]bool{}
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for _, t := range values {
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if (t.Purpose != "login" && t.Purpose != "register" && t.Purpose != "bind") || seen[t.Purpose] || strings.TrimSpace(t.TemplateID) == "" || len(t.TemplateID) > 100 {
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return kernel.BadAuthRequest("模板场景或模板 ID 无效")
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}
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seen[t.Purpose] = true
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keys, hasCode := map[string]bool{}, false
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if len(t.Parameters) == 0 || len(t.Parameters) > 8 {
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return kernel.BadAuthRequest("请配置模板参数")
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}
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for i, p := range t.Parameters {
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if !paramPattern.MatchString(p.Name) || keys[p.Name] || (p.Value != "code" && p.Value != "minutes") || (provider == Tencent && p.Name != strconv.Itoa(i)) {
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return kernel.BadAuthRequest("参数值仅支持 code、minutes；腾讯云参数名必须按 0、1 顺序填写")
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}
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keys[p.Name] = true
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hasCode = hasCode || p.Value == "code"
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}
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if !hasCode {
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return kernel.BadAuthRequest("模板必须包含 code 参数")
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}
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}
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return nil
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}
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func (s *Service) DeleteChannel(actor *model.User, id string) error {
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if err := s.host.RequireAdmin(actor); err != nil {
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return err
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}
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row, err := s.repo.SMSChannel(id)
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if err != nil {
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return kernel.NotFound("短信渠道不存在")
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}
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if row.Enabled {
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return kernel.BadAuthRequest("请先停用渠道再删除；发送记录将保留")
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}
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return s.repo.DeleteSMSChannel(id)
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}
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func (s *Service) selectChannel(purpose, id string) (*model.SMSChannel, *Template, error) {
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rows, err := s.repo.SMSChannels()
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if err != nil {
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return nil, nil, err
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}
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for _, row := range rows {
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if !row.Enabled || (id != "" && row.ID != id) {
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continue
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}
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enabled, err := s.ready(row.Provider)
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if err != nil {
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return nil, nil, err
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}
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if !enabled {
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continue
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}
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items, err := templates(row)
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if err != nil {
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return nil, nil, err
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}
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for _, t := range items {
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if t.Purpose == purpose {
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return &row, &t, nil
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}
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}
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}
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return nil, nil, kernel.NewAppError(503, "未配置可用的短信场景渠道")
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}
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func (s *Service) Available(purpose string) (bool, error) {
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_, _, err := s.selectChannel(purpose, "")
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var appErr *kernel.AppError
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if errors.As(err, &appErr) && appErr.Status == 503 {
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return false, nil
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}
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return err == nil, err
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}
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func (s *Service) SendCode(ctx context.Context, purpose, phone, code string) error {
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_, err := s.sendCode(ctx, purpose, phone, code, "", false)
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return err
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}
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func (s *Service) sendCode(ctx context.Context, purpose, phone, code, channelID string, test bool) (*model.SMSRecord, error) {
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phone, err := NormalizePhone(phone)
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if err != nil {
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return nil, err
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}
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row, t, err := s.selectChannel(purpose, channelID)
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if err != nil {
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return nil, err
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}
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raw, err := s.host.DecryptSecret(row.Credentials)
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if err != nil {
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return nil, err
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}
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var creds credentials
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if json.Unmarshal([]byte(raw), &creds) != nil || creds.ID == "" || creds.Key == "" {
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return nil, kernel.NewAppError(503, "短信凭据无效")
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}
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key, err := s.host.SettingsEncryptionKey()
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if err != nil {
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return nil, err
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}
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if len(key) < 16 {
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return nil, kernel.NewAppError(503, "短信加密密钥不可用")
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}
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hash := hmac.New(sha256.New, key)
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hash.Write([]byte(phone))
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target := hex.EncodeToString(hash.Sum(nil))
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now := time.Now()
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day := now.UTC().Format("2006-01-02")
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if err := s.repo.ReserveNotificationLimits([]repository.NotificationLimit{{Key: "sms-channel:" + row.ID + ":" + day, Limit: row.DailyLimit, ExpiresAt: now.Add(48 * time.Hour)}}, now); err != nil {
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if errors.Is(err, repository.ErrNotificationLimit) {
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return nil, kernel.RateLimited("短信渠道当日额度已用尽")
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}
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return nil, err
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}
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// Persist unknown before the network call: a crash can never be called success.
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record := &model.SMSRecord{ID: kernel.NewID(), ChannelID: row.ID, ChannelName: row.Name, Provider: row.Provider, Purpose: purpose, MaskedPhone: phone[:6] + "****" + phone[len(phone)-4:], TargetHash: target, State: "unknown", ErrorCode: "acceptance_unknown", CreatedAt: now, UpdatedAt: now}
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if test {
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record.Purpose = "test:" + purpose
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}
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if err := s.repo.Create(record); err != nil {
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return nil, err
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}
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ctx, cancel := context.WithTimeout(ctx, 10*time.Second)
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defer cancel()
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result, sendErr := s.send(ctx, *row, *t, creds.ID, creds.Key, phone, code)
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record.State, record.RequestID, record.MessageID, record.ErrorCode = result.State, sanitize(result.RequestID), sanitize(result.MessageID), sanitize(result.Code)
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if record.State != "accepted" && record.State != "rejected" {
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record.State = "unknown"
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}
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record.DurationMS, record.UpdatedAt = time.Since(now).Milliseconds(), time.Now()
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if err := s.repo.Save(record); err != nil {
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return nil, kernel.NewAppError(503, "短信发送结果未能保存，请勿立即重复发送")
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}
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if sendErr != nil || record.State != "accepted" {
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if record.State == "unknown" {
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return record, kernel.NewAppError(503, "短信受理结果未知，请稍后再试；系统不会自动重发")
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}
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return record, kernel.NewAppError(503, "短信服务商拒绝发送，请联系管理员检查发送记录")
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}
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return record, nil
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}
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func sanitize(value string) string {
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if safeCode.MatchString(value) {
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return value
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}
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return ""
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}
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func sendAggregate(ctx context.Context, channel model.SMSChannel, t Template, id, key, phone, code string) (sender.SendResult, error) {
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provider := sender.Aliyun
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if channel.Provider == Tencent {
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provider = sender.TencentCloud
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}
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client, err := sender.NewSmsClient(provider, id, key, channel.SignName, t.TemplateID, channel.AppID)
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if err != nil {
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return sender.SendResult{State: "rejected", Code: "invalid_configuration"}, errors.New("sms configuration invalid")
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}
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params := map[string]string{}
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for _, p := range t.Parameters {
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if p.Value == "code" {
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params[p.Name] = code
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} else {
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params[p.Name] = "10"
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}
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}
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if channel.Provider == Aliyun {
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phone = strings.TrimPrefix(phone, "+86")
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}
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return sender.SendMessageContext(ctx, client, outbound.OutboundHTTPClient(10*time.Second).Transport, params, phone)
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}
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func (s *Service) Records(actor *model.User, channel, state string, page, size int) (*RecordPage, error) {
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if err := s.host.RequireAdmin(actor); err != nil {
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return nil, err
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}
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if page < 1 || page > 100000 || size < 1 || size > 100 || (state != "" && state != "accepted" && state != "rejected" && state != "unknown") {
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return nil, kernel.BadAuthRequest("分页或状态无效")
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}
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rows, count, err := s.repo.SMSRecords(channel, state, page, size)
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return &RecordPage{Items: rows, Total: count}, err
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}
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func (s *Service) Test(actor *model.User, ctx context.Context, id, purpose, phone, code string) (*model.SMSRecord, error) {
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if err := s.host.RequireAdmin(actor); err != nil {
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return nil, err
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}
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return s.sendCode(ctx, purpose, phone, code, id, true)
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}
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