增加用户认证、等级、徽章与积分体系，并优化管理后台体验。
覆盖站长调账与积分解锁内容；后台按审核优先分组导航，仪表盘展示待办，用户管理改为成员目录式布局。 Co-authored-by: Cursor <cursoragent@cursor.com>
This commit is contained in:
248
service/unlock.go
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248
service/unlock.go
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package service
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import (
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"crypto/sha256"
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"encoding/hex"
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"errors"
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"fmt"
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"regexp"
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"strconv"
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"strings"
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"time"
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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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const (
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// CreatorSharePercent 作者分成比例（读者支付的百分比）
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CreatorSharePercent = 70
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// SockpuppetAccountAgeDays 短龄号判定天数（同 IP 互刷拒绝分成）
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SockpuppetAccountAgeDays = 7
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)
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var (
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ErrBlockNotFound = errors.New("付费块不存在")
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ErrAlreadyUnlocked = errors.New("已解锁")
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ErrSuspiciousTrade = errors.New("检测到异常关联账号，无法完成解锁分成")
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)
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var pointsOnlyBlockRe = regexp.MustCompile(`(?is)<points-only\b([^>]*)>([\s\S]*?)</points-only>`)
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// PointsOnlyBlock 解析出的付费块
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type PointsOnlyBlock struct {
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Key string
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Cost int
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Inner string
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AttrRaw string
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}
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// ParsePointsOnlyBlocks 按出现顺序解析付费块；block_key = sha256(inner)[:16]
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func ParsePointsOnlyBlocks(html string) []PointsOnlyBlock {
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matches := pointsOnlyBlockRe.FindAllStringSubmatch(html, -1)
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out := make([]PointsOnlyBlock, 0, len(matches))
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for _, m := range matches {
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attrs := m[1]
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inner := m[2]
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cost := parseDataCost(attrs)
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if cost < 1 {
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cost = 1
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}
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sum := sha256.Sum256([]byte(inner))
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key := hex.EncodeToString(sum[:])[:16]
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out = append(out, PointsOnlyBlock{Key: key, Cost: cost, Inner: inner, AttrRaw: attrs})
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}
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return out
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}
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func parseDataCost(attrs string) int {
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re := regexp.MustCompile(`(?i)data-cost\s*=\s*["']?(\d+)`)
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m := re.FindStringSubmatch(attrs)
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if len(m) < 2 {
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return 0
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}
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n, _ := strconv.Atoi(m[1])
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return n
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}
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// FindPointsBlock 按 key 查找块
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func FindPointsBlock(html, blockKey string) (PointsOnlyBlock, bool) {
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for _, b := range ParsePointsOnlyBlocks(html) {
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if b.Key == blockKey {
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return b, true
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}
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}
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return PointsOnlyBlock{}, false
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}
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// RedactPointsOnlyHTML 遮盖未解锁付费块；unlocked 为已解锁的 block_key 集合
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func RedactPointsOnlyHTML(html string, unlocked map[string]bool) string {
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if html == "" {
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return html
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}
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return pointsOnlyBlockRe.ReplaceAllStringFunc(html, func(full string) string {
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m := pointsOnlyBlockRe.FindStringSubmatch(full)
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if len(m) < 3 {
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return full
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}
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attrs, inner := m[1], m[2]
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sum := sha256.Sum256([]byte(inner))
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key := hex.EncodeToString(sum[:])[:16]
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if unlocked != nil && unlocked[key] {
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cost := parseDataCost(attrs)
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if cost < 1 {
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cost = 1
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}
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return fmt.Sprintf(`<points-only data-gate="points" data-cost="%d" data-block-key="%s" data-locked="false">%s</points-only>`, cost, key, inner)
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}
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cost := parseDataCost(attrs)
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if cost < 1 {
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cost = 1
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}
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length := gatedContentLength(inner)
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return fmt.Sprintf(`<points-only data-gate="points" data-cost="%d" data-block-key="%s" data-locked="true" data-length="%d"></points-only>`, cost, key, length)
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})
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}
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// ListUnlockedKeys 用户在某帖已解锁的 block_key
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func ListUnlockedKeys(userID, postID uint) (map[string]bool, error) {
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out := map[string]bool{}
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if userID == 0 || postID == 0 {
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return out, nil
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}
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var rows []model.PostContentUnlock
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if err := model.DB.Select("block_key").Where("user_id = ? AND post_id = ?", userID, postID).Find(&rows).Error; err != nil {
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return out, err
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}
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for _, r := range rows {
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out[r.BlockKey] = true
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}
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return out, nil
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}
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// UnlockResult 解锁结果
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type UnlockResult struct {
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BlockKey string `json:"block_key"`
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Cost int `json:"cost"`
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AuthorShare int `json:"author_share"`
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PointsBalance int `json:"points_balance"`
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InnerHTML string `json:"inner_html"`
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}
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// UnlockPointsBlock 积分解锁付费块
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func UnlockPointsBlock(readerID, postID uint, blockKey string) (*UnlockResult, error) {
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var post model.Post
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if err := model.DB.First(&post, postID).Error; err != nil {
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return nil, errors.New("帖子不存在")
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}
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block, ok := FindPointsBlock(post.Content, blockKey)
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if !ok {
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return nil, ErrBlockNotFound
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}
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// 作者自己免费解锁记录（无分成）
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if readerID == post.UserID {
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var n int64
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model.DB.Model(&model.PostContentUnlock{}).Where("user_id = ? AND post_id = ? AND block_key = ?", readerID, postID, blockKey).Count(&n)
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if n == 0 {
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_ = model.DB.Create(&model.PostContentUnlock{
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UserID: readerID, PostID: postID, BlockKey: blockKey, Cost: 0,
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}).Error
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}
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return &UnlockResult{BlockKey: blockKey, Cost: 0, AuthorShare: 0, InnerHTML: block.Inner}, nil
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}
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var existing model.PostContentUnlock
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model.DB.Where("user_id = ? AND post_id = ? AND block_key = ?", readerID, postID, blockKey).Limit(1).Find(&existing)
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if existing.ID > 0 {
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return nil, ErrAlreadyUnlocked
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}
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var reader, author model.User
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if err := model.DB.First(&reader, readerID).Error; err != nil {
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return nil, err
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}
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if err := model.DB.First(&author, post.UserID).Error; err != nil {
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return nil, err
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}
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// 短龄号 + 同登录 IP：拒绝整单（防互刷套现）
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if suspiciousUnlockPair(&reader, &author) {
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return nil, ErrSuspiciousTrade
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}
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cost := block.Cost
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authorShare := cost * CreatorSharePercent / 100
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var bal int
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err := model.DB.Transaction(func(tx *gorm.DB) error {
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var again model.PostContentUnlock
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if err := tx.Where("user_id = ? AND post_id = ? AND block_key = ?", readerID, postID, blockKey).Limit(1).Find(&again).Error; err != nil {
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return err
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}
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if again.ID > 0 {
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return ErrAlreadyUnlocked
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}
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var e error
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bal, e = AdjustPointsTx(tx, readerID, -cost, model.PointReasonUnlockSpend, "post_unlock", postID, "解锁付费内容")
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if e != nil {
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return e
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}
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if authorShare > 0 {
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if _, e = AdjustPointsTx(tx, author.ID, authorShare, model.PointReasonCreatorIncome, "post_unlock", postID, "创作分成"); e != nil {
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return e
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}
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if e = tx.Model(&model.User{}).Where("id = ?", author.ID).
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UpdateColumn("creator_income_total", gorm.Expr("creator_income_total + ?", authorShare)).Error; e != nil {
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return e
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}
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}
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return tx.Create(&model.PostContentUnlock{
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UserID: readerID, PostID: postID, BlockKey: blockKey, Cost: cost,
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}).Error
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})
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if err != nil {
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return nil, err
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}
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// 异步检查作者徽章
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go func() {
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_ = NewBadgeService().EvaluateAuto(author.ID)
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}()
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return &UnlockResult{
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BlockKey: blockKey, Cost: cost, AuthorShare: authorShare,
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PointsBalance: bal, InnerHTML: block.Inner,
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}, nil
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}
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func suspiciousUnlockPair(reader, author *model.User) bool {
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if reader == nil || author == nil {
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return false
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}
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ipR := strings.TrimSpace(reader.LastLoginIP)
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ipA := strings.TrimSpace(author.LastLoginIP)
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if ipR == "" || ipA == "" || ipR != ipA {
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return false
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}
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cutoff := time.Now().AddDate(0, 0, -SockpuppetAccountAgeDays)
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return reader.CreatedAt.After(cutoff) && author.CreatedAt.After(cutoff)
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}
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// RevealAllPointsOnly 作者/站长：保留正文并写入 block-key，标记未锁定
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func RevealAllPointsOnly(html string) string {
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if html == "" {
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return html
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}
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return pointsOnlyBlockRe.ReplaceAllStringFunc(html, func(full string) string {
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m := pointsOnlyBlockRe.FindStringSubmatch(full)
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if len(m) < 3 {
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return full
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}
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attrs, inner := m[1], m[2]
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sum := sha256.Sum256([]byte(inner))
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key := hex.EncodeToString(sum[:])[:16]
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cost := parseDataCost(attrs)
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if cost < 1 {
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cost = 1
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}
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return fmt.Sprintf(`<points-only data-gate="points" data-cost="%d" data-block-key="%s" data-locked="false">%s</points-only>`, cost, key, inner)
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})
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}
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