269 lines
11 KiB
Go
269 lines
11 KiB
Go
package controllers
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import (
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"encoding/json"
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"errors"
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"net/http"
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"strconv"
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"time"
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"git.pcux.cn/xuans/Smail/config"
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"git.pcux.cn/xuans/Smail/db"
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"git.pcux.cn/xuans/Smail/dto/response"
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"git.pcux.cn/xuans/Smail/models"
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"git.pcux.cn/xuans/Smail/services/access"
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"git.pcux.cn/xuans/Smail/services/accountgroup"
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"git.pcux.cn/xuans/Smail/services/auth"
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"git.pcux.cn/xuans/Smail/services/logstore"
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"git.pcux.cn/xuans/Smail/services/notification"
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"git.pcux.cn/xuans/Smail/utils/context"
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"git.pcux.cn/xuans/Smail/utils/validation"
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)
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type notificationRequest struct {
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UserID int `json:"user_id"`
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Version int `json:"version"`
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Enabled *bool `json:"enabled"`
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MinuteLimit int `json:"minute_limit"`
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DayLimit int `json:"day_limit"`
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}
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func loadNotificationUser(ctx *context.Context, w http.ResponseWriter, userID int, write bool) (*models.User, bool) {
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if !requireAccountScope(ctx, w, userID) {
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return nil, false
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}
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if ctx == nil || ctx.UserID <= 0 {
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writeSecurityError(w, response.NeedLogin, "请先登录")
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return nil, false
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}
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if db.Instance == nil || userID <= 0 {
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writeSecurityError(w, response.ParamsError, "目标账号无效")
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return nil, false
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}
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var target models.User
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found, err := db.Instance.ID(userID).Get(&target)
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if err != nil || !found {
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writeSecurityError(w, response.ParamsError, "无法读取目标账号")
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return nil, false
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}
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own := ctx.UserID == target.ID
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if write {
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if err := authorizeCapability(ctx, access.CapabilityNotificationManage, target.EffectiveRole(), own); err != nil {
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if access.IsDenied(err, access.CodeRecentAuthRequired) {
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writeSecurityErrorWithCode(w, response.NoAccessPrivileges, "请先确认当前管理员密码", string(access.CodeRecentAuthRequired))
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} else if access.IsDenied(err, access.CodeRecoveryCodeRequired) {
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writeSecurityError(w, response.NoAccessPrivileges, "请先为当前管理员配置安全码")
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} else {
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writeSecurityError(w, response.NoAccessPrivileges, "无权修改该账号的系统通知授权")
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}
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return nil, false
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}
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} else if !own && !access.CanManageNotification(ctx.EffectiveRole(), target.EffectiveRole(), false) {
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writeSecurityError(w, response.NoAccessPrivileges, "只能查看本人或管理范围内的账号状态")
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return nil, false
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}
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return &target, true
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}
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// GetNotificationStatus 不返回授权码或摘要，普通用户只能查询自己的状态。
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func GetNotificationStatus(ctx *context.Context, w http.ResponseWriter, req *http.Request) {
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if ctx == nil {
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writeSecurityError(w, response.NeedLogin, "请先登录")
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return
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}
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userID := ctx.UserID
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if value := req.URL.Query().Get("user_id"); value != "" {
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var err error
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userID, err = strconv.Atoi(value)
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if err != nil || userID <= 0 {
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writeSecurityError(w, response.ParamsError, "目标账号无效")
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return
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}
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}
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user, ok := loadNotificationUser(ctx, w, userID, false)
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if !ok {
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return
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}
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item, err := notification.Load(db.Instance, user.ID)
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if err != nil {
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writeSecurityError(w, response.ServerError, "读取系统通知授权失败")
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return
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}
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minuteUsed, dayUsed := 0, 0
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now := time.Now().UTC()
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if item.MinuteKey == now.Format("2006-01-02T15:04") {
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minuteUsed = item.MinuteCount
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}
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if item.DayKey == now.Format("2006-01-02") {
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dayUsed = item.DayCount
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}
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domain := config.CurrentMailDomains().Primary
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ports := config.CurrentMailPorts()
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response.NewSuccessResponse(map[string]any{
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"user_id": user.ID, "account": user.Account, "enabled": item.Enabled == 1,
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"configured": notification.Configured(item, *user), "version": item.CodeVersion,
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"can_reveal": notification.Configured(item, *user) && item.CodeCiphertext != "" &&
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access.CanManageNotification(ctx.EffectiveRole(), user.EffectiveRole(), ctx.UserID == user.ID),
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"account_available": user.Disabled == 0 && user.MustChangePassword == 0,
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"can_manage": access.CanManageNotification(ctx.EffectiveRole(), user.EffectiveRole(), ctx.UserID == user.ID),
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"minute_limit": item.MinuteLimit, "day_limit": item.DayLimit,
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"minute_used": minuteUsed, "day_used": dayUsed,
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"host": "smtp." + domain, "tls_port": ports.SMTPTLS, "starttls_port": ports.SMTPSTARTTLS,
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"username": notification.UsernamePrefix + user.Account + "@" + domain,
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"sender": validation.NotificationAddress(domain), "sender_name": "系统通知",
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"max_recipients": notification.MaxRecipients, "max_message_bytes": notification.MaxMessageBytes,
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}).FPrint(w)
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}
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// ListNotificationAccounts 仅列出当前管理员可以管理的账号，分页且不暴露安全字段。
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func ListNotificationAccounts(ctx *context.Context, w http.ResponseWriter, req *http.Request) {
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if ctx == nil || ctx.UserID <= 0 || (ctx.EffectiveRole() != access.RoleAdmin && ctx.EffectiveRole() != access.RoleSuperAdmin) {
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writeSecurityError(w, response.NoAccessPrivileges, "无权查看通知授权账号列表")
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return
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}
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if db.Instance == nil {
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writeSecurityError(w, response.ServerError, "数据库不可用")
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return
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}
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page, _ := strconv.Atoi(req.URL.Query().Get("page"))
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if page < 1 || page > 100000 {
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page = 1
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}
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query := db.Instance.Table(&models.User{})
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defer query.Close()
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accountgroup.ApplyScope(query, ctx.UserID, ctx.EffectiveRole())
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if ctx.EffectiveRole() == access.RoleAdmin {
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query.And("("+models.OrdinaryUserPredicate+") OR id = ?", ctx.UserID)
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}
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var users []models.User
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total, err := query.Asc("id").Limit(20, (page-1)*20).FindAndCount(&users)
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if err != nil {
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writeSecurityError(w, response.ServerError, "读取账号列表失败")
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return
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}
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items := make([]map[string]any, 0, len(users))
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userIDs := make([]int, 0, len(users))
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for _, user := range users {
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userIDs = append(userIDs, user.ID)
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}
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grants := make(map[int]models.NotificationGrant)
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if len(userIDs) > 0 {
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var rows []models.NotificationGrant
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if err := db.Instance.In("user_id", userIDs).Find(&rows); err != nil {
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writeSecurityError(w, response.ServerError, "读取账号通知状态失败")
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return
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}
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for _, item := range rows {
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grants[item.UserID] = item
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}
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}
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for _, user := range users {
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item := grants[user.ID]
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items = append(items, map[string]any{"user_id": user.ID, "account": user.Account, "name": user.Name, "disabled": user.Disabled != 0,
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"enabled": item.Enabled == 1, "configured": notification.Configured(item, user)})
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}
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response.NewSuccessResponse(map[string]any{"list": items, "total": total, "page": page}).FPrint(w)
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}
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func SetNotificationAuthorization(ctx *context.Context, w http.ResponseWriter, req *http.Request) {
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var input notificationRequest
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if decodeJSONRequest(w, req, &input) != nil || input.Enabled == nil || input.Version < 0 {
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writeSecurityError(w, response.ParamsError, "通知授权参数无效")
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return
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}
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user, ok := loadNotificationUser(ctx, w, input.UserID, true)
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if !ok {
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return
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}
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err := notification.SetAuthorization(db.Instance, *user, input.Version, *input.Enabled, input.MinuteLimit, input.DayLimit, accountWriteGuard(ctx, *user))
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recordNotificationManagement(ctx, user.ID, "设置系统通知授权", err, map[string]any{"enabled": *input.Enabled, "minute_limit": input.MinuteLimit, "day_limit": input.DayLimit})
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if err != nil {
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writeNotificationError(w, err)
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return
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}
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response.NewSuccessResponse(map[string]any{"user_id": user.ID, "enabled": *input.Enabled}).FPrint(w)
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}
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func RotateNotificationCredential(ctx *context.Context, w http.ResponseWriter, req *http.Request) {
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var input notificationRequest
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if decodeJSONRequest(w, req, &input) != nil || input.Version < 1 {
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writeSecurityError(w, response.ParamsError, "通知凭据参数无效")
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return
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}
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user, ok := loadNotificationUser(ctx, w, input.UserID, true)
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if !ok {
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return
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}
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code, err := notification.Rotate(db.Instance, *user, input.Version, config.ROOT_PATH, accountWriteGuard(ctx, *user))
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recordNotificationManagement(ctx, user.ID, "重置系统通知凭据", err, nil)
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if err != nil {
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writeNotificationError(w, err)
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return
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}
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w.Header().Set("Cache-Control", "no-store")
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response.NewSuccessResponse(map[string]any{"code": code, "user_id": user.ID}).FPrint(w)
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}
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// RevealNotificationCredential 每次查看都验证操作人密码，日志不得包含密码或凭据。
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func RevealNotificationCredential(ctx *context.Context, w http.ResponseWriter, req *http.Request) {
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w.Header().Set("Cache-Control", "no-store")
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var input struct {
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UserID int `json:"user_id"`
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Version int `json:"version"`
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Password string `json:"password"`
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}
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if decodeJSONRequest(w, req, &input) != nil || input.Version < 1 || input.Password == "" {
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writeSecurityError(w, response.ParamsError, "请填写当前登录密码并选择有效账号")
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return
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}
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user, ok := loadNotificationUser(ctx, w, input.UserID, true)
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if !ok {
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return
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}
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_, err := auth.AuthenticateUserByID(ctx.UserID, input.Password)
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input.Password = ""
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if err != nil {
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recordNotificationManagement(ctx, user.ID, "查看系统通知凭据", err, nil)
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if !writePasswordBusy(w, err) {
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writeSecurityError(w, response.ParamsError, "密码验证失败")
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}
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return
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}
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code, err := notification.Reveal(db.Instance, *user, input.Version, config.ROOT_PATH, accountWriteGuard(ctx, *user))
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recordNotificationManagement(ctx, user.ID, "查看系统通知凭据", err, nil)
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if err != nil {
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writeNotificationError(w, err)
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return
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}
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response.NewSuccessResponse(map[string]any{"code": code, "user_id": user.ID}).FPrint(w)
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}
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func recordNotificationManagement(ctx *context.Context, userID int, action string, err error, changes map[string]any) {
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result := "success"
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if err != nil {
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result = "failure"
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}
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payload, _ := json.Marshal(map[string]any{"target_user_id": userID, "changes": changes})
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logstore.Record(ctx, logstore.Entry{Kind: "operation", ActorID: strconv.Itoa(ctx.UserID), ActorRole: string(ctx.EffectiveRole()), Action: action,
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Section: "系统通知发信", Result: result, CreatedAt: time.Now(), Payload: payload})
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}
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func writeNotificationError(w http.ResponseWriter, err error) {
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if errors.Is(err, accountgroup.ErrDenied) || errors.Is(err, accountgroup.ErrConflict) {
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writeAccountGroupError(w, err)
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return
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}
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switch {
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case errors.Is(err, notification.ErrNoCiphertext):
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writeSecurityError(w, response.ParamsError, "旧凭据未保留加密密文，请重新生成后再查看")
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case errors.Is(err, notification.ErrConflict):
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writeSecurityError(w, response.ParamsError, "授权状态已变化，请刷新后重试")
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case errors.Is(err, notification.ErrDenied):
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writeSecurityError(w, response.NoAccessPrivileges, "账号不可用或尚未开启系统通知发信")
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case errors.Is(err, notification.ErrLimits):
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writeSecurityError(w, response.ParamsError, "每分钟限额为 1–100，每日限额不能小于分钟限额且不能超过 10000")
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default:
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writeSecurityError(w, response.ServerError, "保存系统通知授权失败，请刷新确认状态")
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}
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}
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