移除旧版 HTML 模板与兼容层，并完善私信、举报、媒体存储与 SEO。
Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
263
service/report.go
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263
service/report.go
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package service
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import (
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"errors"
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"fmt"
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"strings"
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"time"
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"unicode/utf8"
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"git.iioio.com/freefire/jiang13-forum/model"
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"gorm.io/gorm"
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)
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var (
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ErrReportNotFound = errors.New("举报不存在")
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ErrReportAlreadyExists = errors.New("你已举报过该帖子，请等待处理")
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ErrCannotReportOwnPost = errors.New("不能举报自己的帖子")
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)
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type ReportService struct {
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filter *SensitiveFilter
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settings *ForumSettingsService
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messages *MessageService
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posts *PostService
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}
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func NewReportService(
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filter *SensitiveFilter,
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settings *ForumSettingsService,
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messages *MessageService,
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posts *PostService,
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) *ReportService {
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return &ReportService{filter: filter, settings: settings, messages: messages, posts: posts}
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}
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func normalizeReportReason(reason string) (string, error) {
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switch strings.TrimSpace(reason) {
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case model.ReportReasonSpam,
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model.ReportReasonAbuse,
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model.ReportReasonIllegal,
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model.ReportReasonIrrelevant,
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model.ReportReasonOther:
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return reason, nil
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default:
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return "", errors.New("请选择有效的举报原因")
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}
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}
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func ReportReasonLabel(reason string) string {
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switch reason {
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case model.ReportReasonSpam:
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return "垃圾广告"
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case model.ReportReasonAbuse:
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return "人身攻击 / 辱骂"
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case model.ReportReasonIllegal:
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return "违法违规"
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case model.ReportReasonIrrelevant:
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return "内容无关 / 灌水"
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case model.ReportReasonOther:
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return "其他"
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default:
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return reason
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}
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}
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// Create 用户举报帖子
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func (s *ReportService) Create(reporterID, postID uint, reason, detail string) (*model.PostReport, error) {
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reason, err := normalizeReportReason(reason)
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if err != nil {
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return nil, err
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}
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detail = strings.TrimSpace(detail)
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if utf8.RuneCountInString(detail) > 500 {
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return nil, errors.New("补充说明过长")
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}
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if s.filter != nil && detail != "" {
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detail = s.filter.Filter(detail)
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}
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var post model.Post
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if err := model.DB.Select("id", "user_id", "title").First(&post, postID).Error; err != nil {
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return nil, ErrPostNotFound
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}
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if post.UserID == reporterID {
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return nil, ErrCannotReportOwnPost
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}
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var existing int64
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model.DB.Model(&model.PostReport{}).
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Where("post_id = ? AND reporter_id = ? AND status = ?", postID, reporterID, model.ReportStatusPending).
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Count(&existing)
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if existing > 0 {
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return nil, ErrReportAlreadyExists
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}
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rep := &model.PostReport{
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PostID: postID,
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ReporterID: reporterID,
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Reason: reason,
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Detail: detail,
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Status: model.ReportStatusPending,
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}
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if err := model.DB.Create(rep).Error; err != nil {
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return nil, err
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}
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_ = model.DB.Preload("Post").Preload("Reporter").First(rep, rep.ID).Error
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return rep, nil
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}
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type ReportListQuery struct {
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Status string
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Page int
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Size int
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}
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// ListAdmin 管理员举报列表
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func (s *ReportService) ListAdmin(q ReportListQuery) ([]model.PostReport, int64, error) {
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if q.Page < 1 {
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q.Page = 1
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}
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q.Size = s.settings.NormalizePageSize(q.Size)
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db := model.DB.Model(&model.PostReport{})
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if q.Status != "" && q.Status != "all" {
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db = db.Where("status = ?", q.Status)
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}
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var total int64
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if err := db.Count(&total).Error; err != nil {
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return nil, 0, err
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}
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var list []model.PostReport
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err := db.Preload("Post", func(tx *gorm.DB) *gorm.DB {
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return tx.Unscoped()
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}).Preload("Post.User").Preload("Reporter").Preload("Handler").
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Order("CASE WHEN status = 'pending' THEN 0 ELSE 1 END, id DESC").
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Offset((q.Page - 1) * q.Size).
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Limit(q.Size).
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Find(&list).Error
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return list, total, err
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}
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// PendingCount 待处理举报数
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func (s *ReportService) PendingCount() (int64, error) {
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var n int64
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err := model.DB.Model(&model.PostReport{}).
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Where("status = ?", model.ReportStatusPending).
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Count(&n).Error
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return n, err
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}
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type HandleReportInput struct {
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ReportID uint
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HandlerID uint
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Action string // dismiss | resolve | reject_post
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HandleNote string
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RejectReason string // reject_post 时必填，发给作者
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}
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// Handle 处理举报
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func (s *ReportService) Handle(in HandleReportInput) (*model.PostReport, error) {
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var rep model.PostReport
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if err := model.DB.Preload("Post", func(tx *gorm.DB) *gorm.DB {
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return tx.Unscoped()
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}).First(&rep, in.ReportID).Error; err != nil {
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return nil, ErrReportNotFound
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}
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if rep.Status != model.ReportStatusPending {
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return nil, errors.New("该举报已处理")
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}
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note := strings.TrimSpace(in.HandleNote)
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if utf8.RuneCountInString(note) > 500 {
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return nil, errors.New("处理备注过长")
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}
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now := time.Now()
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handlerID := in.HandlerID
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rep.HandlerID = &handlerID
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rep.HandleNote = note
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rep.HandledAt = &now
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postID := rep.PostID
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postTitle := ""
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authorID := uint(0)
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if rep.Post.ID > 0 {
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postTitle = rep.Post.Title
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authorID = rep.Post.UserID
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}
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switch in.Action {
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case "dismiss":
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rep.Status = model.ReportStatusDismissed
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case "resolve":
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rep.Status = model.ReportStatusResolved
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case "reject_post":
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reason := strings.TrimSpace(in.RejectReason)
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if reason == "" {
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return nil, errors.New("请填写拒绝原因（将私信通知作者）")
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}
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if utf8.RuneCountInString(reason) > 1000 {
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return nil, errors.New("拒绝原因过长")
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}
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if err := s.posts.SetStatus(postID, model.ContentStatusRejected); err != nil {
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return nil, err
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}
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rep.Status = model.ReportStatusResolved
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if note == "" {
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rep.HandleNote = "已拒绝该帖并通知作者"
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}
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if authorID > 0 {
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pid := postID
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rid := rep.ID
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_, _ = s.messages.SendSystem(
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authorID,
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fmt.Sprintf("帖子《%s》未通过审核", postTitle),
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FormatRejectContent(postTitle, postID, reason),
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model.MessageKindReject,
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&pid,
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&rid,
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)
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}
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default:
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return nil, errors.New("无效的处理操作")
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}
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if err := model.DB.Save(&rep).Error; err != nil {
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return nil, err
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}
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// 通知举报人处理结果
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resultText := "已忽略"
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if rep.Status == model.ReportStatusResolved {
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if in.Action == "reject_post" {
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resultText = "已核实并下架该帖"
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} else {
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resultText = "已处理"
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}
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}
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content := fmt.Sprintf(
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"你举报的帖子《%s》（#%d）已处理：%s。",
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postTitle, postID, resultText,
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)
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if note != "" {
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content += "\n\n管理员备注：\n" + note
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}
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pid := postID
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rid := rep.ID
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_, _ = s.messages.SendSystem(
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rep.ReporterID,
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"举报处理结果通知",
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content,
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model.MessageKindReportResult,
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&pid,
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&rid,
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)
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_ = model.DB.Preload("Post", func(tx *gorm.DB) *gorm.DB {
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return tx.Unscoped()
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}).Preload("Reporter").Preload("Handler").First(&rep, rep.ID).Error
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return &rep, nil
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}
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