重构reload config和flush cache 机制

cache/memorymapcache.go

@@ -8,7 +8,7 @@ import (
 )
 
 type MemoryMapCache[K comparable, V any] struct {
-	safety.Map[K, mapVal[V]]
+	*safety.Map[K, mapVal[V]]
 }
 
 func NewMemoryMapCacheByFn[K comparable, V any](fn func(...any) (V, error), expireTime time.Duration) *MapCache[K, V] {

cache/vars.go

@@ -10,7 +10,7 @@ import (
 )
 
 type VarCache[T any] struct {
-	v safety.Var[vars[T]]
+	v *safety.Var[vars[T]]
 }
 
 type vars[T any] struct {

internal/cmd/cachemanager/flush.go

@@ -0,0 +1,53 @@
+package cachemanager
+
+import (
+	"context"
+	"github.com/fthvgb1/wp-go/cache"
+	"time"
+)
+
+var ctx = context.Background()
+
+type flush interface {
+	Flush(ctx context.Context)
+}
+
+type clear interface {
+	ClearExpired(ctx context.Context)
+}
+
+var clears []clear
+
+var flushes []flush
+
+func Flush() {
+	for _, f := range flushes {
+		f.Flush(ctx)
+	}
+}
+
+func MapCacheBy[K comparable, V any](fn func(...any) (V, error), expireTime time.Duration) *cache.MapCache[K, V] {
+	m := cache.NewMemoryMapCacheByFn[K, V](fn, expireTime)
+	FlushPush(m)
+	ClearPush(m)
+	return m
+}
+func MapBatchCacheBy[K comparable, V any](fn func(...any) (map[K]V, error), expireTime time.Duration) *cache.MapCache[K, V] {
+	m := cache.NewMemoryMapCacheByBatchFn[K, V](fn, expireTime)
+	FlushPush(m)
+	ClearPush(m)
+	return m
+}
+
+func FlushPush(f ...flush) {
+	flushes = append(flushes, f...)
+}
+func ClearPush(c ...clear) {
+	clears = append(clears, c...)
+}
+
+func ClearExpired() {
+	for _, c := range clears {
+		c.ClearExpired(ctx)
+	}
+}

internal/cmd/main.go

@@ -3,6 +3,8 @@ package main
 import (
 	"flag"
 	"fmt"
+	"github.com/fthvgb1/wp-go/internal/cmd/cachemanager"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
 	"github.com/fthvgb1/wp-go/internal/cmd/route"
 	"github.com/fthvgb1/wp-go/internal/mail"
 	"github.com/fthvgb1/wp-go/internal/pkg/cache"
@@ -25,7 +27,6 @@ import (
 
 var confPath string
 var address string
-var middleWareReloadFn func()
 var intReg = regexp.MustCompile(`^\d`)
 
 func init() {
@@ -76,8 +77,7 @@ func cronClearCache() {
 	for {
 		select {
 		case <-t.C:
-			cache.ClearCache()
-			plugins.ClearDigestCache()
+			cachemanager.ClearExpired()
 		}
 	}
 }
@@ -89,12 +89,11 @@ func flushCache() {
 			logs.ErrPrintln(err, "发邮件失败")
 		}
 	}()
-	cache.FlushCache()
-	plugins.FlushCache()
+	cachemanager.Flush()
 	log.Println("all cache flushed")
 }
 
-func reload() {
+func reloads() {
 	defer func() {
 		if r := recover(); r != nil {
 			log.Println(r)
@@ -105,12 +104,8 @@ func reload() {
 	err = wpconfig.InitOptions()
 	logs.ErrPrintln(err, "获取网站设置WpOption失败")
 	err = wpconfig.InitTerms()
-	wpconfig.FlushModes()
-	theme.Reload()
 	logs.ErrPrintln(err, "获取WpTerms表失败")
-	if middleWareReloadFn != nil {
-		middleWareReloadFn()
-	}
+	reload.Reload()
 	flushCache()
 	log.Println("reload complete")
 }
@@ -121,7 +116,7 @@ func signalNotify() {
 	for {
 		switch <-c {
 		case syscall.SIGUSR1:
-			go reload()
+			go reloads()
 		case syscall.SIGUSR2:
 			go flushCache()
 		}
@@ -130,9 +125,8 @@ func signalNotify() {
 
 func main() {
 	go signalNotify()
-	Gin, reloadFn := route.SetupRouter()
+	Gin := route.SetupRouter()
 	c := config.GetConfig()
-	middleWareReloadFn = reloadFn
 	if c.Ssl.Key != "" && c.Ssl.Cert != "" {
 		err := Gin.RunTLS(address, c.Ssl.Cert, c.Ssl.Key)
 		if err != nil {

internal/cmd/reload/reload.go

@@ -0,0 +1,30 @@
+package reload
+
+import "github.com/fthvgb1/wp-go/safety"
+
+var calls []func()
+
+func Vars[T any](defaults T) *safety.Var[T] {
+	ss := safety.NewVar(defaults)
+	calls = append(calls, func() {
+		ss.Store(defaults)
+	})
+	return ss
+}
+func VarsBy[T any](fn func() T) *safety.Var[T] {
+	ss := safety.NewVar(fn())
+	calls = append(calls, func() {
+		ss.Store(fn())
+	})
+	return ss
+}
+
+func Push(fn ...func()) {
+	calls = append(calls, fn...)
+}
+
+func Reload() {
+	for _, call := range calls {
+		call()
+	}
+}

internal/cmd/route/route.go

@@ -2,6 +2,7 @@ package route
 
 import (
 	"github.com/fthvgb1/wp-go/internal/actions"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
 	"github.com/fthvgb1/wp-go/internal/middleware"
 	"github.com/fthvgb1/wp-go/internal/pkg/config"
 	"github.com/fthvgb1/wp-go/internal/pkg/constraints"
@@ -16,7 +17,7 @@ import (
 	"net/http"
 )
 
-func SetupRouter() (*gin.Engine, func()) {
+func SetupRouter() *gin.Engine {
 	// Disable Console Color
 	// gin.DisableConsoleColor()
 	r := gin.New()
@@ -30,14 +31,12 @@ func SetupRouter() (*gin.Engine, func()) {
 
 	r.HTMLRender = theme.GetTemplate()
 	wpconfig.SetTemplateFs(theme.TemplateFs)
-
-	validServerName, reloadValidServerNameFn := middleware.ValidateServerNames()
-	fl, flReload := middleware.FlowLimit(c.MaxRequestSleepNum, c.MaxRequestNum, c.CacheTime.SleepTime)
+	siteFlowLimitMiddleware, siteFlow := middleware.FlowLimit(c.MaxRequestSleepNum, c.MaxRequestNum, c.CacheTime.SleepTime)
 	r.Use(
 		gin.Logger(),
-		validServerName,
+		middleware.ValidateServerNames(),
 		middleware.RecoverAndSendMail(gin.DefaultErrorWriter),
-		fl,
+		siteFlowLimitMiddleware,
 		middleware.SetStaticFileCache,
 	)
 	//gzip 因为一般会用nginx做反代时自动使用gzip,所以go这边本身可以不用
@@ -63,8 +62,7 @@ func SetupRouter() (*gin.Engine, func()) {
 	}
 	store := cookie.NewStore([]byte("secret"))
 	r.Use(sessions.Sessions("go-wp", store))
-	sl, slRload := middleware.SearchLimit(c.SingleIpSearchNum)
-	r.GET("/", sl, actions.ThemeHook(constraints.Home))
+	r.GET("/", middleware.SearchLimit(c.SingleIpSearchNum), actions.ThemeHook(constraints.Home))
 	r.GET("/page/:page", actions.ThemeHook(constraints.Home))
 	r.GET("/p/category/:category", actions.ThemeHook(constraints.Category))
 	r.GET("/p/category/:category/page/:page", actions.ThemeHook(constraints.Category))
@@ -79,16 +77,14 @@ func SetupRouter() (*gin.Engine, func()) {
 	r.GET("/p/:id/feed", actions.PostFeed)
 	r.GET("/feed", actions.Feed)
 	r.GET("/comments/feed", actions.CommentsFeed)
-	cfl, _ := middleware.FlowLimit(c.MaxRequestSleepNum, 5, c.CacheTime.SleepTime)
-	r.POST("/comment", cfl, actions.PostComment)
+	commentMiddleWare, _ := middleware.FlowLimit(c.MaxRequestSleepNum, 5, c.CacheTime.SleepTime)
+	r.POST("/comment", commentMiddleWare, actions.PostComment)
 	if c.Pprof != "" {
 		pprof.Register(r, c.Pprof)
 	}
-	fn := func() {
-		reloadValidServerNameFn()
+	reload.Push(func() {
 		c := config.GetConfig()
-		flReload(c.MaxRequestSleepNum, c.MaxRequestNum, c.CacheTime.SleepTime)
-		slRload(c.SingleIpSearchNum)
-	}
-	return r, fn
+		siteFlow(c.MaxRequestSleepNum, c.MaxRequestNum, c.CacheTime.SleepTime)
+	})
+	return r
 }

internal/middleware/searchlimit.go

@@ -1,9 +1,16 @@
 package middleware
 
-import "github.com/gin-gonic/gin"
+import (
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
+	"github.com/fthvgb1/wp-go/internal/pkg/config"
+	"github.com/gin-gonic/gin"
+)
 
-func SearchLimit(num int64) (func(ctx *gin.Context), func(int64)) {
+func SearchLimit(num int64) func(ctx *gin.Context) {
 	fn, reFn := IpLimit(num)
+	reload.Push(func() {
+		reFn(config.GetConfig().SingleIpSearchNum)
+	})
 	return func(c *gin.Context) {
 		if c.Query("s") != "" {
 			fn(c)
@@ -11,5 +18,5 @@ func SearchLimit(num int64) (func(ctx *gin.Context), func(int64)) {
 			c.Next()
 		}
 
-	}, reFn
+	}
 }

internal/middleware/validateservername.go

@@ -1,35 +1,33 @@
 package middleware
 
 import (
+	"github.com/fthvgb1/wp-go/helper/maps"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
 	"github.com/fthvgb1/wp-go/internal/pkg/config"
-	"github.com/fthvgb1/wp-go/safety"
 	"github.com/gin-gonic/gin"
 	"net/http"
 	"strings"
 )
 
-func ValidateServerNames() (func(ctx *gin.Context), func()) {
-	var serverName safety.Map[string, struct{}]
-	fn := func() {
+func ValidateServerNames() func(ctx *gin.Context) {
+	sites := reload.VarsBy(func() map[string]struct{} {
 		r := config.GetConfig().TrustServerNames
+		m := map[string]struct{}{}
 		if len(r) > 0 {
 			for _, name := range r {
-				serverName.Store(name, struct{}{})
+				m[name] = struct{}{}
 			}
-		} else {
-			serverName.Flush()
 		}
+		return m
+	})
 
-	}
-	fn()
 	return func(c *gin.Context) {
-		if serverName.Len() > 0 {
-			if _, ok := serverName.Load(strings.Split(c.Request.Host, ":")[0]); !ok {
+		m := sites.Load()
+		if len(m) > 0 && !maps.IsExists(m, strings.Split(c.Request.Host, ":")[0]) {
 			c.Status(http.StatusForbidden)
 			c.Abort()
 			return
 		}
-		}
 		c.Next()
-	}, fn
+	}
 }

internal/pkg/cache/cache.go

@@ -5,6 +5,7 @@ import (
 	"github.com/fthvgb1/wp-go/cache"
 	"github.com/fthvgb1/wp-go/helper"
 	"github.com/fthvgb1/wp-go/helper/slice"
+	"github.com/fthvgb1/wp-go/internal/cmd/cachemanager"
 	"github.com/fthvgb1/wp-go/internal/pkg/config"
 	"github.com/fthvgb1/wp-go/internal/pkg/constraints"
 	"github.com/fthvgb1/wp-go/internal/pkg/dao"
@@ -54,17 +55,17 @@ func InitActionsCommonCache() {
 		fn:    dao.Archives,
 	}
 
-	searchPostIdsCache = cache.NewMemoryMapCacheByFn[string](dao.SearchPostIds, c.CacheTime.SearchPostCacheTime)
+	searchPostIdsCache = cachemanager.MapCacheBy[string](dao.SearchPostIds, c.CacheTime.SearchPostCacheTime)
 
-	postListIdsCache = cache.NewMemoryMapCacheByFn[string](dao.SearchPostIds, c.CacheTime.PostListCacheTime)
+	postListIdsCache = cachemanager.MapCacheBy[string](dao.SearchPostIds, c.CacheTime.PostListCacheTime)
 
-	monthPostsCache = cache.NewMemoryMapCacheByFn[string](dao.MonthPost, c.CacheTime.MonthPostCacheTime)
+	monthPostsCache = cachemanager.MapCacheBy[string](dao.MonthPost, c.CacheTime.MonthPostCacheTime)
 
-	postContextCache = cache.NewMemoryMapCacheByFn[uint64](dao.GetPostContext, c.CacheTime.ContextPostCacheTime)
+	postContextCache = cachemanager.MapCacheBy[uint64](dao.GetPostContext, c.CacheTime.ContextPostCacheTime)
 
-	postsCache = cache.NewMemoryMapCacheByBatchFn(dao.GetPostsByIds, c.CacheTime.PostDataCacheTime)
+	postsCache = cachemanager.MapBatchCacheBy(dao.GetPostsByIds, c.CacheTime.PostDataCacheTime)
 
-	postMetaCache = cache.NewMemoryMapCacheByBatchFn(dao.GetPostMetaByPostIds, c.CacheTime.PostDataCacheTime)
+	postMetaCache = cachemanager.MapBatchCacheBy(dao.GetPostMetaByPostIds, c.CacheTime.PostDataCacheTime)
 
 	categoryAndTagsCaches = cache.NewVarCache(dao.CategoriesAndTags, c.CacheTime.CategoryCacheTime)
 
@@ -72,63 +73,33 @@ func InitActionsCommonCache() {
 
 	recentCommentsCaches = cache.NewVarCache(dao.RecentComments, c.CacheTime.RecentCommentsCacheTime)
 
-	postCommentCaches = cache.NewMemoryMapCacheByFn[uint64](dao.PostComments, c.CacheTime.PostCommentsCacheTime)
+	postCommentCaches = cachemanager.MapCacheBy[uint64](dao.PostComments, c.CacheTime.PostCommentsCacheTime)
 
 	maxPostIdCache = cache.NewVarCache(dao.GetMaxPostId, c.CacheTime.MaxPostIdCacheTime)
 
-	usersCache = cache.NewMemoryMapCacheByFn[uint64](dao.GetUserById, c.CacheTime.UserInfoCacheTime)
+	usersCache = cachemanager.MapCacheBy[uint64](dao.GetUserById, c.CacheTime.UserInfoCacheTime)
 
-	usersNameCache = cache.NewMemoryMapCacheByFn[string](dao.GetUserByName, c.CacheTime.UserInfoCacheTime)
+	usersNameCache = cachemanager.MapCacheBy[string](dao.GetUserByName, c.CacheTime.UserInfoCacheTime)
 
-	commentsCache = cache.NewMemoryMapCacheByBatchFn(dao.GetCommentByIds, c.CacheTime.CommentsCacheTime)
+	commentsCache = cachemanager.MapBatchCacheBy(dao.GetCommentByIds, c.CacheTime.CommentsCacheTime)
 
 	allUsernameCache = cache.NewVarCache(dao.AllUsername, c.CacheTime.UserInfoCacheTime)
 
-	headerImagesCache = cache.NewMemoryMapCacheByFn[string](getHeaderImages, c.CacheTime.ThemeHeaderImagCacheTime)
+	headerImagesCache = cachemanager.MapCacheBy[string](getHeaderImages, c.CacheTime.ThemeHeaderImagCacheTime)
 
 	feedCache = cache.NewVarCache(feed, time.Hour)
 
-	postFeedCache = cache.NewMemoryMapCacheByFn[string](postFeed, time.Hour)
+	postFeedCache = cachemanager.MapCacheBy[string](postFeed, time.Hour)
 
 	commentsFeedCache = cache.NewVarCache(commentsFeed, time.Hour)
 
-	newCommentCache = cache.NewMemoryMapCacheByFn[string, string](nil, 15*time.Minute)
+	newCommentCache = cachemanager.MapCacheBy[string, string](nil, 15*time.Minute)
 
 	ctx = context.Background()
 
 	InitFeed()
 }
 
-func ClearCache() {
-	searchPostIdsCache.ClearExpired(ctx)
-	searchPostIdsCache.ClearExpired(ctx)
-	postsCache.ClearExpired(ctx)
-	postMetaCache.ClearExpired(ctx)
-	postListIdsCache.ClearExpired(ctx)
-	monthPostsCache.ClearExpired(ctx)
-	postContextCache.ClearExpired(ctx)
-	usersCache.ClearExpired(ctx)
-	commentsCache.ClearExpired(ctx)
-	usersNameCache.ClearExpired(ctx)
-	postFeedCache.ClearExpired(ctx)
-	newCommentCache.ClearExpired(ctx)
-	headerImagesCache.ClearExpired(ctx)
-}
-func FlushCache() {
-	searchPostIdsCache.Flush(ctx)
-	postsCache.Flush(ctx)
-	postMetaCache.Flush(ctx)
-	postListIdsCache.Flush(ctx)
-	monthPostsCache.Flush(ctx)
-	postContextCache.Flush(ctx)
-	usersCache.Flush(ctx)
-	commentsCache.Flush(ctx)
-	usersCache.Flush(ctx)
-	postFeedCache.Flush(ctx)
-	newCommentCache.Flush(ctx)
-	headerImagesCache.Flush(ctx)
-}
-
 func Archives(ctx context.Context) (r []models.PostArchive) {
 	return archivesCaches.getArchiveCache(ctx)
 }

internal/pkg/constraints/const.go

@@ -13,4 +13,6 @@ const (
 	Error404
 	ParamError
 	InternalErr
+
+	Defaults = "default"
 )

internal/plugins/digest.go

@@ -4,6 +4,7 @@ import (
 	"context"
 	"fmt"
 	"github.com/fthvgb1/wp-go/cache"
+	"github.com/fthvgb1/wp-go/internal/cmd/cachemanager"
 	"github.com/fthvgb1/wp-go/internal/pkg/config"
 	"github.com/fthvgb1/wp-go/internal/pkg/models"
 	"github.com/fthvgb1/wp-go/plugin/digest"
@@ -12,18 +13,9 @@ import (
 )
 
 var digestCache *cache.MapCache[uint64, string]
-var ctx context.Context
 
 func InitDigestCache() {
-	ctx = context.Background()
-	digestCache = cache.NewMemoryMapCacheByFn[uint64](digestRaw, config.GetConfig().CacheTime.DigestCacheTime)
-}
-
-func ClearDigestCache() {
-	digestCache.ClearExpired(ctx)
-}
-func FlushCache() {
-	digestCache.Flush(ctx)
+	digestCache = cachemanager.MapCacheBy[uint64](digestRaw, config.GetConfig().CacheTime.DigestCacheTime)
 }
 
 func digestRaw(arg ...any) (string, error) {

internal/theme/common/customcss.go

@@ -3,12 +3,13 @@ package common
 import (
 	"fmt"
 	"github.com/fthvgb1/wp-go/helper/html"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
 	"github.com/fthvgb1/wp-go/internal/pkg/cache"
+	"github.com/fthvgb1/wp-go/internal/pkg/constraints"
 	"github.com/fthvgb1/wp-go/internal/wpconfig"
-	"github.com/fthvgb1/wp-go/safety"
 )
 
-var css = safety.NewVar("default")
+var css = reload.Vars(constraints.Defaults)
 
 func (h *Handle) CalCustomCss() (r string) {
 	mods, err := wpconfig.GetThemeMods(h.Theme)
@@ -25,7 +26,7 @@ func (h *Handle) CalCustomCss() (r string) {
 
 func (h *Handle) CustomCss() {
 	cs := css.Load()
-	if cs == "default" {
+	if cs == constraints.Defaults {
 		cs = h.CalCustomCss()
 		css.Store(cs)
 	}

internal/theme/common/customlogo.go

@@ -4,12 +4,13 @@ import (
 	"fmt"
 	"github.com/fthvgb1/wp-go/helper/maps"
 	str "github.com/fthvgb1/wp-go/helper/strings"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
 	"github.com/fthvgb1/wp-go/internal/pkg/cache"
+	"github.com/fthvgb1/wp-go/internal/pkg/constraints"
 	"github.com/fthvgb1/wp-go/internal/wpconfig"
-	"github.com/fthvgb1/wp-go/safety"
 )
 
-var logo = safety.NewVar("default")
+var logo = reload.Vars(constraints.Defaults)
 
 func (h *Handle) CalCustomLogo() (r string) {
 	mods, err := wpconfig.GetThemeMods(h.Theme)
@@ -50,7 +51,7 @@ func (h *Handle) CalCustomLogo() (r string) {
 
 func (h *Handle) CustomLogo() {
 	s := logo.Load()
-	if s == "default" {
+	if s == constraints.Defaults {
 		s = h.CalCustomLogo()
 		logo.Store(s)
 	}

internal/theme/common/detail.go

@@ -105,7 +105,6 @@ func (d *DetailHandle) Render() {
 	if d.Templ == "" {
 		d.Templ = fmt.Sprintf("%s/posts/detail.gohtml", d.Theme)
 	}
-	d.CustomBackGround()
 	d.C.HTML(d.Code, d.Templ, d.GinH)
 }
 

internal/theme/common/index.go

@@ -119,7 +119,6 @@ func (i *IndexHandle) Render() {
 	if i.Templ == "" {
 		i.Templ = fmt.Sprintf("%s/posts/index.gohtml", i.Theme)
 	}
-	i.CustomBackGround()
 	i.C.HTML(i.Code, i.Templ, i.GinH)
 }
 

internal/theme/common/reload.go

@@ -1,7 +0,0 @@
-package common
-
-func Reload() {
-	backgroud.Store("default")
-	icon.Store("default")
-	css.Store("default")
-}

internal/theme/common/siteicon.go

@@ -4,13 +4,14 @@ import (
 	"fmt"
 	"github.com/fthvgb1/wp-go/helper/slice"
 	str "github.com/fthvgb1/wp-go/helper/strings"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
 	"github.com/fthvgb1/wp-go/internal/pkg/cache"
+	"github.com/fthvgb1/wp-go/internal/pkg/constraints"
 	"github.com/fthvgb1/wp-go/internal/wpconfig"
-	"github.com/fthvgb1/wp-go/safety"
 	"strings"
 )
 
-var icon = safety.NewVar("default")
+var icon = reload.Vars(constraints.Defaults)
 var sizes = []string{"site_icon-270", "site_icon-32", "site_icon-192", "site_icon-180"}
 
 func (h *Handle) CalSiteIcon() (r string) {
@@ -44,7 +45,7 @@ func (h *Handle) CalSiteIcon() (r string) {
 
 func (h *Handle) SiteIcon() {
 	s := icon.Load()
-	if s == "default" {
+	if s == constraints.Defaults {
 		s = h.CalSiteIcon()
 		icon.Store(s)
 	}

internal/theme/common/template.gohtml

@@ -1,7 +1,4 @@
 {{define "common/head"}}
-    {{if .customBackground}}
-        {{.customBackground|unescaped}}
-    {{end}}
     {{if .customHeader}}
         {{.customHeader|unescaped}}
     {{end}}

internal/theme/theme.go

@@ -2,7 +2,6 @@ package theme
 
 import (
 	"github.com/fthvgb1/wp-go/internal/pkg/config"
-	"github.com/fthvgb1/wp-go/internal/theme/common"
 	"github.com/fthvgb1/wp-go/internal/theme/twentyfifteen"
 	"github.com/fthvgb1/wp-go/internal/theme/twentyseventeen"
 	"github.com/fthvgb1/wp-go/internal/wpconfig"
@@ -13,11 +12,6 @@ func InitTheme() {
 	addThemeHookFunc(twentyseventeen.ThemeName, twentyseventeen.Hook)
 }
 
-func Reload() {
-	twentyfifteen.Reload()
-	common.Reload()
-}
-
 func GetTemplateName() string {
 	tmlp := config.GetConfig().Theme
 	if tmlp == "" {

internal/theme/twentyfifteen/custombackground.go

@@ -1,12 +1,13 @@
-package common
+package twentyfifteen
 
 import (
 	"fmt"
 	"github.com/fthvgb1/wp-go/helper"
 	"github.com/fthvgb1/wp-go/helper/maps"
 	str "github.com/fthvgb1/wp-go/helper/strings"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
+	"github.com/fthvgb1/wp-go/internal/pkg/constraints"
 	"github.com/fthvgb1/wp-go/internal/wpconfig"
-	"github.com/fthvgb1/wp-go/safety"
 )
 
 var postx = map[string]string{
@@ -31,45 +32,45 @@ var repeat = map[string]string{
 	"no-repeat": "no-repeat",
 }
 
-var backgroud = safety.NewVar("default")
+var backgroud = reload.Vars(constraints.Defaults)
 
-func (h *Handle) CustomBackGround() {
+func (h *handle) CustomBackGround() {
 	b := backgroud.Load()
-	if b == "default" {
+	if b == constraints.Defaults {
 		b = h.CalCustomBackGround()
 		backgroud.Store(b)
 	}
-	h.GinH["customBackground"] = b
+	h.IndexHandle.GinH["customBackground"] = b
 }
 
-func (h *Handle) CalCustomBackGround() (r string) {
-	mods, err := wpconfig.GetThemeMods(h.Theme)
+func (h *handle) CalCustomBackGround() (r string) {
+	mods, err := wpconfig.GetThemeMods(h.IndexHandle.Theme)
 	if err != nil {
 		return
 	}
-	if mods.BackgroundImage == "" && mods.BackgroundColor == mods.ThemeSupport.CustomBackground.DefaultColor {
+	if mods.BackgroundImage == "" && mods.BackgroundColor == themesupport.CustomBackground.DefaultColor {
 		return
 	}
 	s := str.NewBuilder()
 	if mods.BackgroundImage != "" {
 		s.Sprintf(` background-image: url("%s");`, helper.CutUrlHost(mods.BackgroundImage))
 	}
-	backgroundPositionX := helper.Defaults(mods.BackgroundPositionX, mods.ThemeSupport.CustomBackground.DefaultPositionX)
+	backgroundPositionX := helper.Defaults(mods.BackgroundPositionX, themesupport.CustomBackground.DefaultPositionX)
 	backgroundPositionX = maps.WithDefaultVal(postx, backgroundPositionX, "left")
 
-	backgroundPositionY := helper.Defaults(mods.BackgroundPositionY, mods.ThemeSupport.CustomBackground.DefaultPositionY)
+	backgroundPositionY := helper.Defaults(mods.BackgroundPositionY, themesupport.CustomBackground.DefaultPositionY)
 	backgroundPositionY = maps.WithDefaultVal(posty, backgroundPositionY, "top")
 	positon := fmt.Sprintf(" background-position: %s %s;", backgroundPositionX, backgroundPositionY)
 
-	siz := helper.DefaultVal(mods.BackgroundSize, mods.ThemeSupport.CustomBackground.DefaultSize)
+	siz := helper.DefaultVal(mods.BackgroundSize, themesupport.CustomBackground.DefaultSize)
 	siz = maps.WithDefaultVal(size, siz, "auto")
 	siz = fmt.Sprintf("  background-size: %s;", siz)
 
-	repeats := helper.Defaults(mods.BackgroundRepeat, mods.ThemeSupport.CustomBackground.DefaultRepeat)
+	repeats := helper.Defaults(mods.BackgroundRepeat, themesupport.CustomBackground.DefaultRepeat)
 	repeats = maps.WithDefaultVal(repeat, repeats, "repeat")
 	repeats = fmt.Sprintf(" background-repeat: %s;", repeats)
 
-	attachment := helper.Defaults(mods.BackgroundAttachment, mods.ThemeSupport.CustomBackground.DefaultAttachment)
+	attachment := helper.Defaults(mods.BackgroundAttachment, themesupport.CustomBackground.DefaultAttachment)
 	attachment = helper.Or(attachment == "fixed", "fixed", "scroll")
 	attachment = fmt.Sprintf(" background-attachment: %s;", attachment)
 	s.WriteString(positon, siz, repeats, attachment)

internal/theme/twentyfifteen/customheader.go

@@ -2,7 +2,8 @@ package twentyfifteen
 
 import (
 	str "github.com/fthvgb1/wp-go/helper/strings"
-	"github.com/fthvgb1/wp-go/safety"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
+	"github.com/fthvgb1/wp-go/internal/pkg/constraints"
 )
 
 var style = `<style type="text/css" id="twentyfifteen-header-css">`
@@ -79,11 +80,7 @@ var imgStyle = `.site-header {
 			}
 		}`
 
-var header = safety.NewVar("default")
-
-func Reload() {
-	header.Store("default")
-}
+var header = reload.Vars(constraints.Defaults)
 
 func (h *handle) CalCustomHeader() (r string, rand bool) {
 	img, rand := h.IndexHandle.GetCustomHeader()
@@ -112,7 +109,7 @@ func (h *handle) CalCustomHeader() (r string, rand bool) {
 
 func (h *handle) CustomHeader() {
 	headers := header.Load()
-	if headers == "default" {
+	if headers == constraints.Defaults {
 		headerss, rand := h.CalCustomHeader()
 		headers = headerss
 		if !rand {

internal/theme/twentyfifteen/layout/head.gohtml

@@ -60,4 +60,8 @@
 
     {{template "common/head" .}}
 
+    {{if .customBackground}}
+        {{.customBackground|unescaped}}
+    {{end}}
+
 {{end}}

internal/theme/twentyfifteen/themesupport.go

@@ -0,0 +1,33 @@
+package twentyfifteen
+
+type themeSupport struct {
+	CustomBackground      customBackground        `json:"custom-background"`
+	EditorColorPalette    []EditorColorPalette    `json:"editor-color-palette"`
+	EditorGradientPresets []EditorGradientPresets `json:"editor-gradient-presets"`
+}
+type customBackground struct {
+	DefaultImage         string `json:"default-image"`
+	DefaultPreset        string `json:"default-preset"`
+	DefaultPositionX     string `json:"default-position-x"`
+	DefaultPositionY     string `json:"default-position-y"`
+	DefaultSize          string `json:"default-size"`
+	DefaultRepeat        string `json:"default-repeat"`
+	DefaultAttachment    string `json:"default-attachment"`
+	DefaultColor         string `json:"default-color"`
+	WpHeadCallback       string `json:"wp-head-callback"`
+	AdminHeadCallback    string `json:"admin-head-callback"`
+	AdminPreviewCallback string `json:"admin-preview-callback"`
+}
+
+type EditorColorPalette struct {
+	Name  string `json:"name"`
+	Slug  string `json:"slug"`
+	Color string `json:"color"`
+}
+type EditorGradientPresets struct {
+	Name     string `json:"name"`
+	Slug     string `json:"slug"`
+	Gradient string `json:"gradient"`
+}
+
+var themesupport = themeSupport{}

internal/theme/twentyfifteen/twentyfifteen.go

@@ -37,10 +37,12 @@ func Hook(h *common.Handle) {
 
 func (h *handle) Index() {
 	h.CustomHeader()
+	h.CustomBackGround()
 	h.Indexs()
 }
 
 func (h *handle) Detail() {
 	h.CustomHeader()
+	h.CustomBackGround()
 	h.Details()
 }

internal/theme/twentyseventeen/themesupport.go

@@ -0,0 +1,17 @@
+package twentyseventeen
+
+type themeSupport struct {
+}
+
+type EditorColorPalette struct {
+	Name  string `json:"name"`
+	Slug  string `json:"slug"`
+	Color string `json:"color"`
+}
+type EditorGradientPresets struct {
+	Name     string `json:"name"`
+	Slug     string `json:"slug"`
+	Gradient string `json:"gradient"`
+}
+
+var themesupport = themeSupport{}

internal/wpconfig/thememods.go

@@ -5,6 +5,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"github.com/fthvgb1/wp-go/helper/maps"
+	"github.com/fthvgb1/wp-go/internal/cmd/reload"
 	"github.com/fthvgb1/wp-go/internal/phphelper"
 	"github.com/fthvgb1/wp-go/internal/pkg/models"
 	"github.com/fthvgb1/wp-go/safety"
@@ -103,11 +104,13 @@ func Thumbnail(metadata models.WpAttachmentMetadata, Type, host string, except .
 	return
 }
 
-var themeModes = safety.Map[string, ThemeMod]{}
-
-func FlushModes() {
-	themeModes.Flush()
-}
+var themeModes = func() *safety.Map[string, ThemeMod] {
+	m := safety.NewMap[string, ThemeMod]()
+	reload.Push(func() {
+		m.Flush()
+	})
+	return m
+}()
 
 func GetThemeMods(theme string) (r ThemeMod, err error) {
 	r, ok := themeModes.Load(theme)

internal/wpconfig/themesupport.go

@@ -5,21 +5,16 @@ type ThemeSupport struct {
 	WidgetsBlockEditor               bool         `json:"widgets-block-editor"`
 	AutomaticFeedLinks               bool         `json:"automatic-feed-links"`
 	TitleTag                         bool         `json:"title-tag"`
-	CustomLineHeight                 bool                    `json:"custom-line-height"`
 	PostThumbnails                   bool         `json:"post-thumbnails"`
 	Menus                            bool         `json:"menus"`
 	HTML5                            []string     `json:"html5"`
 	PostFormats                      []string     `json:"post-formats"`
 	CustomLogo                       CustomLogo   `json:"custom-logo"`
-	CustomBackground                 CustomBackground        `json:"custom-background"`
+	CustomizeSelectiveRefreshWidgets bool         `json:"customize-selective-refresh-widgets"`
 	EditorStyle                      bool         `json:"editor-style"`
 	EditorStyles                     bool         `json:"editor-styles"`
 	WpBlockStyles                    bool         `json:"wp-block-styles"`
 	ResponsiveEmbeds                 bool         `json:"responsive-embeds"`
-	EditorColorPalette               []EditorColorPalette    `json:"editor-color-palette"`
-	EditorGradientPresets            []EditorGradientPresets `json:"editor-gradient-presets"`
-	CustomizeSelectiveRefreshWidgets bool                    `json:"customize-selective-refresh-widgets"`
-	StarterContent                   StarterContent          `json:"starter-content"`
 	CustomHeader                     CustomHeader `json:"custom-header"`
 	Widgets                          bool         `json:"widgets"`
 }
@@ -31,102 +26,7 @@ type CustomLogo struct {
 	HeaderText         string `json:"header-text"`
 	UnlinkHomepageLogo bool   `json:"unlink-homepage-logo"`
 }
-type Widgets struct {
-	Sidebar1 []string `json:"sidebar-1"`
-	Sidebar2 []string `json:"sidebar-2"`
-	Sidebar3 []string `json:"sidebar-3"`
-}
-type About struct {
-	Thumbnail string `json:"thumbnail"`
-}
-type Contact struct {
-	Thumbnail string `json:"thumbnail"`
-}
-type Blog struct {
-	Thumbnail string `json:"thumbnail"`
-}
-type HomepageSection struct {
-	Thumbnail string `json:"thumbnail"`
-}
-type CustomBackground struct {
-	DefaultImage         string `json:"default-image"`
-	DefaultPreset        string `json:"default-preset"`
-	DefaultPositionX     string `json:"default-position-x"`
-	DefaultPositionY     string `json:"default-position-y"`
-	DefaultSize          string `json:"default-size"`
-	DefaultRepeat        string `json:"default-repeat"`
-	DefaultAttachment    string `json:"default-attachment"`
-	DefaultColor         string `json:"default-color"`
-	WpHeadCallback       string `json:"wp-head-callback"`
-	AdminHeadCallback    string `json:"admin-head-callback"`
-	AdminPreviewCallback string `json:"admin-preview-callback"`
-}
-type EditorColorPalette struct {
-	Name  string `json:"name"`
-	Slug  string `json:"slug"`
-	Color string `json:"color"`
-}
-type EditorGradientPresets struct {
-	Name     string `json:"name"`
-	Slug     string `json:"slug"`
-	Gradient string `json:"gradient"`
-}
 
-type Posts struct {
-	Num0            string          `json:"0"`
-	About           About           `json:"about"`
-	Contact         Contact         `json:"contact"`
-	Blog            Blog            `json:"blog"`
-	HomepageSection HomepageSection `json:"homepage-section"`
-}
-type ImageEspresso struct {
-	PostTitle string `json:"post_title"`
-	File      string `json:"file"`
-}
-type ImageSandwich struct {
-	PostTitle string `json:"post_title"`
-	File      string `json:"file"`
-}
-type ImageCoffee struct {
-	PostTitle string `json:"post_title"`
-	File      string `json:"file"`
-}
-type Attachments struct {
-	ImageEspresso ImageEspresso `json:"image-espresso"`
-	ImageSandwich ImageSandwich `json:"image-sandwich"`
-	ImageCoffee   ImageCoffee   `json:"image-coffee"`
-}
-type Option struct {
-	ShowOnFront  string `json:"show_on_front"`
-	PageOnFront  string `json:"page_on_front"`
-	PageForPosts string `json:"page_for_posts"`
-}
-type ThemeMods struct {
-	Panel1 string `json:"panel_1"`
-	Panel2 string `json:"panel_2"`
-	Panel3 string `json:"panel_3"`
-	Panel4 string `json:"panel_4"`
-}
-type Top struct {
-	Name  string   `json:"name"`
-	Items []string `json:"items"`
-}
-type Social struct {
-	Name  string   `json:"name"`
-	Items []string `json:"items"`
-}
-type NavMenus struct {
-	Top    Top    `json:"top"`
-	Social Social `json:"social"`
-}
-type StarterContent struct {
-	Widgets     Widgets     `json:"widgets"`
-	Posts       Posts       `json:"posts"`
-	Attachments Attachments `json:"attachments"`
-	Options     Option      `json:"options"`
-	ThemeMods   ThemeMods   `json:"theme_mods"`
-	NavMenus    NavMenus    `json:"nav_menus"`
-}
 type CustomHeader struct {
 	DefaultImage         string `json:"default-image"`
 	RandomDefault        bool   `json:"random-default"`

safety/safemap.go

@@ -58,8 +58,8 @@ type Map[K comparable, V any] struct {
 	expunged unsafe.Pointer
 }
 
-func NewMap[K comparable, V any]() Map[K, V] {
-	return Map[K, V]{
+func NewMap[K comparable, V any]() *Map[K, V] {
+	return &Map[K, V]{
 		expunged: unsafe.Pointer(new(any)),
 	}
 }

safety/safemap_test.go

@@ -16,7 +16,7 @@ func TestMap_Load(t *testing.T) {
 	m.Store(1, 1)
 	type testCase[K comparable, V any] struct {
 		name      string
-		m         Map[K, V]
+		m         *Map[K, V]
 		args      args[K]
 		wantValue V
 		wantOk    bool

safety/slice.go

@@ -3,7 +3,7 @@ package safety
 import "sync"
 
 type Slice[T any] struct {
-	Var[[]T]
+	*Var[[]T]
 	mu sync.Mutex
 }
 

safety/vars.go

@@ -10,8 +10,8 @@ type Var[T any] struct {
 	p   unsafe.Pointer
 }
 
-func NewVar[T any](val T) Var[T] {
-	return Var[T]{val: val, p: unsafe.Pointer(&val)}
+func NewVar[T any](val T) *Var[T] {
+	return &Var[T]{val: val, p: unsafe.Pointer(&val)}
 }
 
 func (r *Var[T]) Load() T {

safety/vars_test.go

@@ -39,6 +39,12 @@ func TestVar_Load(t *testing.T) {
 			}
 		})
 	}
+	r := NewVar("ff")
+	fmt.Println(r.Load())
+	q := r
+	fmt.Println(q.Load())
+	q.Store("xx")
+	fmt.Println(r.Load(), q.Load())
 }
 
 func TestVar_Delete(t *testing.T) {