freefire
ff2ab286fb
新增： - 书库导入导出（library_import/library_export）及测试 - 图片变体生成（image_variants）与响应式图片（responsiveImage） - 书籍搜索（bookSearch）+ BookSearch/LibrarySearchGrid 组件 - 小组件运行时（widgetRuntime）与静态检查（widgetLint） - 上传缓存中间件（upload_cache）与字体 CSS 提取脚本 其它： - 后端 handlers/services 全量调整 - 前端页面、组件、库函数与配置更新
592 lines
15 KiB
Go
592 lines
15 KiB
Go
package service
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import (
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"encoding/json"
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"errors"
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"net/mail"
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"net/url"
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"regexp"
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"strings"
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"time"
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"unicode/utf8"
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"github.com/freefire/jiang13-bbs/model"
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"gorm.io/gorm"
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)
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const (
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SettingKeyAdsConfig = "ads_config"
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AdMaxTitleRunes = 24
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AdMaxNoteRunes = 100
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AdMaxImageShow = 5
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AdMaxTextShow = 6
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AdMaxActiveShow = AdMaxImageShow + AdMaxTextShow
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AdDefaultTitle = "自助推广"
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)
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var (
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ErrAdNotFound = errors.New("广告不存在")
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ErrAdForbidden = errors.New("无权操作")
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ErrAdInvalid = errors.New("广告参数无效")
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ErrAdCaptcha = errors.New("验证码错误或已过期")
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ErrAdDisabled = errors.New("自助推广暂未开放")
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ErrAdBadPayment = errors.New("请选择有效的支付方式")
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ErrAdBadDuration = errors.New("请选择有效的投放时长")
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hexColorRe = regexp.MustCompile(`^#([0-9a-fA-F]{6})$`)
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adImageHTTPSRe = regexp.MustCompile(`(?i)^https://[^\s\\]{1,500}$`)
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adImageUploadRe = regexp.MustCompile(`(?i)^/uploads/(ads|images|brand)/[0-9a-f]{32}\.(png|jpe?g|gif|webp)$`)
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)
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// AdDurationOption 可购时长档位（图片 / 文字广告分别计价）
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type AdDurationOption struct {
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Days int `json:"days"`
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Label string `json:"label"`
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PriceHint string `json:"price_hint"` // 图片广告价格
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PriceHintText string `json:"price_hint_text"` // 文字广告价格
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}
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// AdPaymentOption 收款方式（展示二维码，人工确认）
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type AdPaymentOption struct {
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ID string `json:"id"`
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Name string `json:"name"`
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Kind string `json:"kind"` // alipay | wechat | other
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QRURL string `json:"qr_url"`
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Hint string `json:"hint"`
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Enabled bool `json:"enabled"`
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}
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// AdConfig 广告位运营配置
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type AdConfig struct {
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Enabled bool `json:"enabled"`
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PanelTitle string `json:"panel_title"`
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Durations []AdDurationOption `json:"durations"`
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Payments []AdPaymentOption `json:"payments"`
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}
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func DefaultAdConfig() AdConfig {
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return AdConfig{
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Enabled: true,
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PanelTitle: AdDefaultTitle,
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Durations: []AdDurationOption{
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{Days: 30, Label: "1 个月", PriceHint: "", PriceHintText: ""},
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{Days: 60, Label: "2 个月", PriceHint: "", PriceHintText: ""},
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{Days: 90, Label: "3 个月", PriceHint: "", PriceHintText: ""},
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{Days: 180, Label: "6 个月", PriceHint: "", PriceHintText: ""},
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{Days: 365, Label: "12 个月", PriceHint: "", PriceHintText: ""},
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},
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Payments: []AdPaymentOption{},
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}
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}
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// AdService 广告业务
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type AdService struct {
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db *gorm.DB
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captcha *CaptchaStore
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}
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func NewAdService(db *gorm.DB, captcha *CaptchaStore) *AdService {
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return &AdService{db: db, captcha: captcha}
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}
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func (s *AdService) Captcha() *CaptchaStore { return s.captcha }
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func (s *AdService) loadConfig() (AdConfig, error) {
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var row model.SiteSetting
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err := s.db.Where("key = ?", SettingKeyAdsConfig).First(&row).Error
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if errors.Is(err, gorm.ErrRecordNotFound) {
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return DefaultAdConfig(), nil
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}
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if err != nil {
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return AdConfig{}, err
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}
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cfg := DefaultAdConfig()
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if strings.TrimSpace(row.Value) == "" {
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return cfg, nil
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}
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if err := json.Unmarshal([]byte(row.Value), &cfg); err != nil {
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return DefaultAdConfig(), nil
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}
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if strings.TrimSpace(cfg.PanelTitle) == "" || cfg.PanelTitle == "赞助商" {
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cfg.PanelTitle = AdDefaultTitle
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}
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if isLegacyAdDurations(cfg.Durations) {
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cfg.Durations = DefaultAdConfig().Durations
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}
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for i := range cfg.Durations {
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if strings.TrimSpace(cfg.Durations[i].PriceHint) == "面议" {
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cfg.Durations[i].PriceHint = ""
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}
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if strings.TrimSpace(cfg.Durations[i].PriceHintText) == "面议" {
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cfg.Durations[i].PriceHintText = ""
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}
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}
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return cfg, nil
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}
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func (s *AdService) GetConfig() (AdConfig, error) {
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return s.loadConfig()
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}
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// PublicConfig 购买页可见配置（仅启用的支付方式）
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func (s *AdService) PublicConfig() (AdConfig, error) {
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cfg, err := s.loadConfig()
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if err != nil {
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return cfg, err
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}
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pays := make([]AdPaymentOption, 0, len(cfg.Payments))
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for _, p := range cfg.Payments {
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if p.Enabled && strings.TrimSpace(p.QRURL) != "" {
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pays = append(pays, p)
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}
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}
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cfg.Payments = pays
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return cfg, nil
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}
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func (s *AdService) SaveConfig(in AdConfig) (AdConfig, error) {
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out, err := normalizeAdConfig(in)
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if err != nil {
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return AdConfig{}, err
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}
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b, err := json.Marshal(out)
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if err != nil {
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return AdConfig{}, err
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}
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row := model.SiteSetting{Key: SettingKeyAdsConfig, Value: string(b), UpdatedAt: time.Now()}
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if err := s.db.Save(&row).Error; err != nil {
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return AdConfig{}, err
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}
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return out, nil
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}
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func normalizeAdConfig(in AdConfig) (AdConfig, error) {
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out := DefaultAdConfig()
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out.Enabled = in.Enabled
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title := strings.TrimSpace(in.PanelTitle)
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if title == "" {
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title = AdDefaultTitle
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}
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if utf8.RuneCountInString(title) > 16 {
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return AdConfig{}, ErrAdInvalid
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}
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out.PanelTitle = title
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if len(in.Durations) == 0 || len(in.Durations) > 12 {
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return AdConfig{}, errors.New("请配置 1–12 个时长档位")
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}
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durs := make([]AdDurationOption, 0, len(in.Durations))
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seenDays := map[int]struct{}{}
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for _, d := range in.Durations {
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if d.Days < 1 || d.Days > 366 {
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return AdConfig{}, errors.New("时长须为 1–366 天")
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}
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if _, ok := seenDays[d.Days]; ok {
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return AdConfig{}, errors.New("时长档位不可重复")
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}
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seenDays[d.Days] = struct{}{}
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label := strings.TrimSpace(d.Label)
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if label == "" {
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label = formatDaysLabel(d.Days)
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}
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if utf8.RuneCountInString(label) > 20 {
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return AdConfig{}, ErrAdInvalid
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}
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price := strings.TrimSpace(d.PriceHint)
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if price == "面议" {
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price = ""
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}
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if utf8.RuneCountInString(price) > 32 {
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return AdConfig{}, ErrAdInvalid
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}
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priceText := strings.TrimSpace(d.PriceHintText)
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if priceText == "面议" {
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priceText = ""
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}
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if utf8.RuneCountInString(priceText) > 32 {
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return AdConfig{}, ErrAdInvalid
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}
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durs = append(durs, AdDurationOption{Days: d.Days, Label: label, PriceHint: price, PriceHintText: priceText})
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}
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out.Durations = durs
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if len(in.Payments) > 8 {
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return AdConfig{}, errors.New("支付方式最多 8 个")
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}
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pays := make([]AdPaymentOption, 0, len(in.Payments))
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seenID := map[string]struct{}{}
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for i, p := range in.Payments {
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id := strings.TrimSpace(p.ID)
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if id == "" {
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id = "pay_" + strings.TrimSpace(strings.ToLower(p.Kind)) + "_" + itoa(i+1)
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}
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if !regexp.MustCompile(`^[a-zA-Z0-9_-]{2,32}$`).MatchString(id) {
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return AdConfig{}, errors.New("支付方式 ID 非法")
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}
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if _, ok := seenID[id]; ok {
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return AdConfig{}, errors.New("支付方式 ID 重复")
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}
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seenID[id] = struct{}{}
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name := strings.TrimSpace(p.Name)
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if name == "" || utf8.RuneCountInString(name) > 20 {
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return AdConfig{}, errors.New("支付方式名称无效")
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}
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kind := strings.TrimSpace(strings.ToLower(p.Kind))
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switch kind {
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case "alipay", "wechat", "other":
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default:
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return AdConfig{}, errors.New("支付类型须为 alipay / wechat / other")
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}
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qr, ok := normalizeAdAssetURL(p.QRURL, true)
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if p.Enabled && !ok {
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return AdConfig{}, errors.New("启用中的支付方式须配置有效收款码图片")
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}
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if !p.Enabled && strings.TrimSpace(p.QRURL) != "" && !ok {
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return AdConfig{}, errors.New("收款码图片地址无效")
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}
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if !ok {
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qr = ""
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}
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hint := strings.TrimSpace(p.Hint)
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if utf8.RuneCountInString(hint) > 80 {
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return AdConfig{}, ErrAdInvalid
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}
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pays = append(pays, AdPaymentOption{
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ID: id, Name: name, Kind: kind, QRURL: qr, Hint: hint, Enabled: p.Enabled,
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})
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}
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out.Payments = pays
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return out, nil
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}
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// isLegacyAdDurations 识别早期默认 7/30/90 天档位，读出时换成月档
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func isLegacyAdDurations(durs []AdDurationOption) bool {
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if len(durs) != 3 {
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return false
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}
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return durs[0].Days == 7 && durs[1].Days == 30 && durs[2].Days == 90
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}
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func formatDaysLabel(days int) string {
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switch days {
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case 30:
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return "1 个月"
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case 60:
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return "2 个月"
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case 90:
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return "3 个月"
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case 180:
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return "6 个月"
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case 365:
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return "12 个月"
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default:
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return itoa(days) + " 天"
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}
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}
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func itoa(n int) string {
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if n == 0 {
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return "0"
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}
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var b [12]byte
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i := len(b)
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neg := n < 0
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if neg {
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n = -n
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}
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for n > 0 {
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i--
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b[i] = byte('0' + n%10)
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n /= 10
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}
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if neg {
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i--
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b[i] = '-'
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}
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return string(b[i:])
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}
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func normalizeAdAssetURL(raw string, allowEmpty bool) (string, bool) {
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u := strings.TrimSpace(raw)
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if u == "" {
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return "", allowEmpty
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}
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if adImageUploadRe.MatchString(u) {
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return u, true
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}
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if adImageHTTPSRe.MatchString(u) {
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parsed, err := url.Parse(u)
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if err != nil || parsed.Host == "" {
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return "", false
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}
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return u, true
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}
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return "", false
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}
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func normalizeAdLinkURL(raw string) (string, bool) {
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u := strings.TrimSpace(raw)
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if u == "" || utf8.RuneCountInString(u) > 500 {
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return "", false
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}
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lower := strings.ToLower(u)
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if strings.HasPrefix(lower, "javascript:") || strings.HasPrefix(lower, "data:") {
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return "", false
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}
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if !strings.HasPrefix(lower, "https://") {
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return "", false
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}
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parsed, err := url.Parse(u)
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if err != nil || parsed.Host == "" {
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return "", false
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}
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return u, true
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}
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func normalizeHexColor(raw, fallback string) (string, bool) {
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s := strings.TrimSpace(raw)
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if s == "" {
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return fallback, true
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}
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if !hexColorRe.MatchString(s) {
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return "", false
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}
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return strings.ToUpper(s), true
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}
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// AdSubmitInput 游客提交
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type AdSubmitInput struct {
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Kind string
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ContactEmail string
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LinkURL string
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ImageURL string
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Title string
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TextColor string
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BgColor string
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DurationDays int
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PaymentID string
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BuyerNote string
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CaptchaID string
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CaptchaCode string
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IP string
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}
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func (s *AdService) Submit(in AdSubmitInput) (*model.Ad, error) {
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cfg, err := s.loadConfig()
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if err != nil {
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return nil, err
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}
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if !cfg.Enabled {
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return nil, ErrAdDisabled
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}
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if s.captcha == nil || !s.captcha.Verify(in.CaptchaID, in.CaptchaCode) {
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return nil, ErrAdCaptcha
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}
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kind := strings.TrimSpace(in.Kind)
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if kind != model.AdKindImage && kind != model.AdKindText {
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return nil, ErrAdInvalid
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}
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email := strings.TrimSpace(in.ContactEmail)
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if _, err := mail.ParseAddress(email); err != nil || len(email) > 128 {
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return nil, errors.New("请填写有效的联系邮箱")
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}
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link, ok := normalizeAdLinkURL(in.LinkURL)
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if !ok {
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return nil, errors.New("广告链接须为 https 地址")
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}
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var daysOK bool
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for _, d := range cfg.Durations {
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if d.Days == in.DurationDays {
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daysOK = true
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break
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}
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}
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if !daysOK {
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return nil, ErrAdBadDuration
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}
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payOK := false
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payID := strings.TrimSpace(in.PaymentID)
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for _, p := range cfg.Payments {
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if p.Enabled && p.ID == payID && strings.TrimSpace(p.QRURL) != "" {
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payOK = true
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break
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}
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}
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if !payOK {
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return nil, ErrAdBadPayment
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}
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note := strings.TrimSpace(in.BuyerNote)
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if utf8.RuneCountInString(note) > AdMaxNoteRunes {
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return nil, errors.New("备注过长")
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}
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ad := &model.Ad{
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Kind: kind,
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Status: model.AdStatusPending,
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ContactEmail: email,
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LinkURL: link,
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DurationDays: in.DurationDays,
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PaymentID: payID,
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BuyerNote: note,
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SubmitIP: strings.TrimSpace(in.IP),
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}
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switch kind {
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case model.AdKindImage:
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img, ok := normalizeAdAssetURL(in.ImageURL, false)
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if !ok || !strings.HasPrefix(strings.ToLower(img), "https://") {
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return nil, errors.New("图片地址须为 https（支持 png/jpg/gif/webp）")
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}
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ad.ImageURL = img
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case model.AdKindText:
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title := strings.TrimSpace(in.Title)
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if title == "" || utf8.RuneCountInString(title) > AdMaxTitleRunes {
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return nil, errors.New("请填写 1–24 字广告标题")
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}
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tc, ok := normalizeHexColor(in.TextColor, "#1E293B")
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if !ok {
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return nil, errors.New("文字颜色须为 #RRGGBB")
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}
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bc, ok := normalizeHexColor(in.BgColor, "#F1F5F9")
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if !ok {
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return nil, errors.New("背景颜色须为 #RRGGBB")
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}
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ad.Title = title
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ad.TextColor = tc
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ad.BgColor = bc
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}
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if err := s.db.Create(ad).Error; err != nil {
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return nil, err
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}
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return ad, nil
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}
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// ActivePublic 侧栏展示用（自动视过期为失效；按类型各取上限）
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func (s *AdService) ActivePublic() ([]model.Ad, AdConfig, error) {
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cfg, err := s.loadConfig()
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if err != nil {
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return nil, cfg, err
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}
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if !cfg.Enabled {
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return []model.Ad{}, cfg, nil
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}
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now := time.Now()
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_ = s.db.Model(&model.Ad{}).
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Where("status = ? AND ends_at IS NOT NULL AND ends_at < ?", model.AdStatusActive, now).
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Update("status", model.AdStatusExpired).Error
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base := s.db.Where("status = ?", model.AdStatusActive).
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Where("(ends_at IS NULL OR ends_at >= ?)", now).
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Order("sort_order ASC, id DESC")
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var images, texts []model.Ad
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if err := base.Session(&gorm.Session{}).Where("kind = ?", model.AdKindImage).
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Limit(AdMaxImageShow).Find(&images).Error; err != nil {
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return nil, cfg, err
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}
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if err := base.Session(&gorm.Session{}).Where("kind = ?", model.AdKindText).
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Limit(AdMaxTextShow).Find(&texts).Error; err != nil {
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return nil, cfg, err
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}
|
||
list := make([]model.Ad, 0, len(images)+len(texts))
|
||
list = append(list, images...)
|
||
list = append(list, texts...)
|
||
return list, cfg, nil
|
||
}
|
||
|
||
func (s *AdService) AdminList(status string, page, size int) ([]model.Ad, int64, error) {
|
||
if page < 1 {
|
||
page = 1
|
||
}
|
||
if size < 1 || size > 50 {
|
||
size = 20
|
||
}
|
||
q := s.db.Model(&model.Ad{})
|
||
status = strings.TrimSpace(status)
|
||
if status != "" {
|
||
q = q.Where("status = ?", status)
|
||
}
|
||
var total int64
|
||
if err := q.Count(&total).Error; err != nil {
|
||
return nil, 0, err
|
||
}
|
||
var list []model.Ad
|
||
err := q.Order("id DESC").Offset((page - 1) * size).Limit(size).Find(&list).Error
|
||
return list, total, err
|
||
}
|
||
|
||
func (s *AdService) Approve(actorID, id uint) (*model.Ad, error) {
|
||
var ad model.Ad
|
||
if err := s.db.First(&ad, id).Error; err != nil {
|
||
return nil, ErrAdNotFound
|
||
}
|
||
if ad.Status != model.AdStatusPending && ad.Status != model.AdStatusExpired && ad.Status != model.AdStatusRejected {
|
||
if ad.Status != model.AdStatusActive {
|
||
return nil, errors.New("当前状态不可上架")
|
||
}
|
||
}
|
||
now := time.Now()
|
||
ends := now.Add(time.Duration(ad.DurationDays) * 24 * time.Hour)
|
||
ad.Status = model.AdStatusActive
|
||
ad.StartsAt = &now
|
||
ad.EndsAt = &ends
|
||
ad.ReviewedAt = &now
|
||
ad.ReviewedBy = &actorID
|
||
ad.RejectReason = ""
|
||
if err := s.db.Save(&ad).Error; err != nil {
|
||
return nil, err
|
||
}
|
||
return &ad, nil
|
||
}
|
||
|
||
func (s *AdService) Reject(actorID, id uint, reason string) (*model.Ad, error) {
|
||
var ad model.Ad
|
||
if err := s.db.First(&ad, id).Error; err != nil {
|
||
return nil, ErrAdNotFound
|
||
}
|
||
if ad.Status != model.AdStatusPending && ad.Status != model.AdStatusActive {
|
||
return nil, errors.New("当前状态不可拒绝")
|
||
}
|
||
reason = strings.TrimSpace(reason)
|
||
if utf8.RuneCountInString(reason) > 100 {
|
||
return nil, errors.New("拒绝原因过长")
|
||
}
|
||
now := time.Now()
|
||
ad.Status = model.AdStatusRejected
|
||
ad.RejectReason = reason
|
||
ad.ReviewedAt = &now
|
||
ad.ReviewedBy = &actorID
|
||
if err := s.db.Save(&ad).Error; err != nil {
|
||
return nil, err
|
||
}
|
||
return &ad, nil
|
||
}
|
||
|
||
func (s *AdService) Delete(id uint) error {
|
||
res := s.db.Delete(&model.Ad{}, id)
|
||
if res.Error != nil {
|
||
return res.Error
|
||
}
|
||
if res.RowsAffected == 0 {
|
||
return ErrAdNotFound
|
||
}
|
||
return nil
|
||
}
|
||
|
||
func (s *AdService) SetSort(id uint, sort int) error {
|
||
res := s.db.Model(&model.Ad{}).Where("id = ?", id).Update("sort_order", sort)
|
||
if res.Error != nil {
|
||
return res.Error
|
||
}
|
||
if res.RowsAffected == 0 {
|
||
return ErrAdNotFound
|
||
}
|
||
return nil
|
||
}
|