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mce/internal/config/site_settings.go
Victor_Jay 20067f7640
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fix(admin): 修复多页面设置加载失败 — renderOtherSettings 空指针崩溃
根因:site-settings.js 的 renderOtherSettings() 无条件访问
#general-settings 元素,但 brand/security/registration 三个模板
无此容器,导致 TypeError 被 catch 吞掉 → '加载设置失败'。

额外修复:
- footer.html: ExtraJS 添加 ?v= 缓存版本哈希
- site-settings.js: API 失败时显式展示服务端错误消息(不再静默 return)
- site_settings.go: Set() 改用 UPSERT(clause.OnConflict),
  修复 GORM Save() 对不存在 key 首次保存时返回 ErrRecordNotFound
2026-06-30 18:56:42 +08:00

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package config
import (
"strconv"
"sync"
"metazone.cc/mce/internal/model"
"gorm.io/gorm"
"gorm.io/gorm/clause"
)
// SiteSettings 站点设置管理器DB 持久化 + 内存缓存,不重启生效)
// 启动时从 DB 加载全量到内存,运行时读内存不查 DB写入同步写 DB 和内存
type SiteSettings struct {
mu sync.RWMutex
data map[string]string
db *gorm.DB
}
// NewSiteSettings 创建站点设置管理器并加载 DB 中已有配置
func NewSiteSettings(db *gorm.DB) (*SiteSettings, error) {
ss := &SiteSettings{
data: make(map[string]string),
db: db,
}
if err := ss.reload(); err != nil {
return nil, err
}
return ss, nil
}
// reload 从 DB 加载全量设置到内存
func (s *SiteSettings) reload() error {
var rows []model.SiteSetting
if err := s.db.Find(&rows).Error; err != nil {
return err
}
s.mu.Lock()
defer s.mu.Unlock()
for _, row := range rows {
s.data[row.Key] = row.Value
}
return nil
}
// Get 读取一个字符串值,不存在返回默认值
func (s *SiteSettings) Get(key, defaultVal string) string {
s.mu.RLock()
defer s.mu.RUnlock()
val, ok := s.data[key]
if !ok {
return defaultVal
}
return val
}
// GetBool 读取布尔值,不存在返回默认值(仅 "true" 字符串视为 true
func (s *SiteSettings) GetBool(key string, defaultVal bool) bool {
s.mu.RLock()
defer s.mu.RUnlock()
val, ok := s.data[key]
if !ok {
return defaultVal
}
b, err := strconv.ParseBool(val)
if err != nil {
return defaultVal
}
return b
}
// Set 写入设置(同步写 DB + 更新内存,使用 UPSERT 兼容首次保存)
func (s *SiteSettings) Set(key, value string) error {
entry := model.SiteSetting{Key: key, Value: value}
if err := s.db.Clauses(clause.OnConflict{
Columns: []clause.Column{{Name: "key"}},
DoUpdates: clause.AssignmentColumns([]string{"value"}),
}).Create(&entry).Error; err != nil {
return err
}
s.mu.Lock()
s.data[key] = value
s.mu.Unlock()
return nil
}
// SetBool 写入布尔设置
func (s *SiteSettings) SetBool(key string, value bool) error {
return s.Set(key, strconv.FormatBool(value))
}
// All 返回所有设置的快照(用于前端展示)
func (s *SiteSettings) All() map[string]string {
s.mu.RLock()
defer s.mu.RUnlock()
cp := make(map[string]string, len(s.data))
for k, v := range s.data {
cp[k] = v
}
return cp
}
// IsAuditEnabled 审核总开关是否开启
// 优先查站点设置 DB若无则取 config.yaml 默认值
func (s *SiteSettings) IsAuditEnabled() bool {
return s.GetBool("audit.enabled", App.Audit.Enabled)
}
// IsAuditTypeEnabled 某类型审核是否开启
func (s *SiteSettings) IsAuditTypeEnabled(auditType string, defaultVal bool) bool {
return s.GetBool("audit."+auditType, defaultVal)
}
// --- 站点信息设置 ---
// SiteInfoDefaults 站点展示信息的默认值
type SiteInfoDefaults struct {
SiteName string // 站点名称,默认 "MetaLab"
SiteTagline string // 站点标语,默认 "下一代开发者社区"
ContactEmail string // 联系/申诉邮箱,默认 "metazone@foxmail.com"
Framework string // 附加标识,默认 "Framework: MetaGenesis"
CopyrightStart string // 版权起始年份,默认 "2024"
OperatorName string // 运营主体
ICPNumber string // ICP 备案HTML含链接
ICPLicense string // ICP 经营许可证HTML
PoliceNumber string // 公安备案HTML
WenWangWen string // 文网文HTML
AlgorithmFiling string // 算法备案HTML
PrivacyURL string // 隐私政策HTML
TermsURL string // 服务条款HTML
}
// SiteInfo 获取站点展示信息(优先 DB 设置fallback 默认值)
func (s *SiteSettings) SiteInfo() SiteInfoDefaults {
return SiteInfoDefaults{
SiteName: s.Get("site.name", "MetaLab"),
SiteTagline: s.Get("site.tagline", "下一代开发者社区"),
ContactEmail: s.Get("site.contact_email", "metazone@foxmail.com"),
Framework: s.Get("site.framework", "Framework: MetaGenesis"),
CopyrightStart: s.Get("site.copyright_start", "2024"),
OperatorName: s.Get("site.operator_name", ""),
ICPNumber: s.Get("site.icp_number", ""),
ICPLicense: s.Get("site.icp_license", ""),
PoliceNumber: s.Get("site.police_number", ""),
WenWangWen: s.Get("site.wenwangwen", ""),
AlgorithmFiling: s.Get("site.algorithm_filing", ""),
PrivacyURL: s.Get("site.privacy_url", ""),
TermsURL: s.Get("site.terms_url", ""),
}
}
// CookieSecure 返回 cookie_secure 配置值优先站点设置fallback config.yaml
func (s *SiteSettings) CookieSecure() bool {
return s.GetBool("site.cookie_secure", App.Server.CookieSecure)
}
// IsRegistrationEnabled 是否允许新用户注册
func (s *SiteSettings) IsRegistrationEnabled() bool {
return s.GetBool("registration.enabled", true)
}
// ShowGuidelinesModal 注册时是否弹窗显示社区准则
func (s *SiteSettings) ShowGuidelinesModal() bool {
return s.GetBool("registration.show_guidelines", true)
}
// ForceGuidelines 是否强制阅读准则(需要倒计时+滚动到底部)
func (s *SiteSettings) ForceGuidelines() bool {
return s.GetBool("registration.force_guidelines", true)
}
// PasswordStrength 密码强度级别
func (s *SiteSettings) PasswordStrength() string {
level := s.Get("password.strength", "medium")
switch level {
case "low", "medium", "high", "very_high":
return level
}
return "medium"
}
// GuidelinesTimer 强制阅读倒计时秒数
func (s *SiteSettings) GuidelinesTimer() int {
val := s.Get("registration.guidelines_timer", "60")
n, err := strconv.Atoi(val)
if err != nil || n < 1 {
return 60
}
return n
}
// IsMaintenanceEnabled 是否处于维护模式(维护期间仅站长可登录和访问)
func (s *SiteSettings) IsMaintenanceEnabled() bool {
return s.GetBool("maintenance.enabled", false)
}
// ThemeName 当前选用的主题目录名,默认 "MetaLab-2026"
func (s *SiteSettings) ThemeName() string {
return s.Get("site.theme", "MetaLab-2026")
}