refactor: ByteMD 迁移至 Tiptap WYSIWYG 编辑器 + Token 刷新优化

- 移除 ByteMD CDN 资源和 goldmark 依赖，替换为 Tiptap ESM 模块 - 编辑器从源码编辑模式改为 WYSIWYG 所见即所得 - 移除 /api/posts/preview 预览接口（Tiptap 直接输出 HTML 无需后端渲染） - 保留 UploadImage 图片上传接口和 bluemonday HTML 消毒 - 工具栏支持加粗、斜体、删除线、代码、标题、列表、引用、代码块、分割线、撤销/重做 - 支持图片粘贴/拖拽上传，Ctrl+S 快捷提交，F11 全屏，字数统计 - 优化 common.js：自动 401 拦截 Token 刷新，修复刷新死循环 - 草稿 localStorage 键名更新为 draft_post_body_html
2026-05-28 11:21:53 +08:00
parent 22a302315a
commit 69ba2fb01b
11 changed files with 467 additions and 166 deletions
--- a/go.mod
+++ b/go.mod
@ -8,7 +8,6 @@ require (
 	github.com/golang-jwt/jwt/v5 v5.3.1
 	github.com/microcosm-cc/bluemonday v1.0.27
 	github.com/spf13/viper v1.21.0
-	github.com/yuin/goldmark v1.8.2
 	golang.org/x/crypto v0.52.0
 	golang.org/x/image v0.41.0
 	gorm.io/driver/postgres v1.6.0
--- a/go.sum
+++ b/go.sum
@ -115,8 +115,6 @@ github.com/twitchyliquid64/golang-asm v0.15.1 h1:SU5vSMR7hnwNxj24w34ZyCi/FmDZTkS
 github.com/twitchyliquid64/golang-asm v0.15.1/go.mod h1:a1lVb/DtPvCB8fslRZhAngC2+aY1QWCk3Cedj/Gdt08=
 github.com/ugorji/go/codec v1.3.1 h1:waO7eEiFDwidsBN6agj1vJQ4AG7lh2yqXyOXqhgQuyY=
 github.com/ugorji/go/codec v1.3.1/go.mod h1:pRBVtBSKl77K30Bv8R2P+cLSGaTtex6fsA2Wjqmfxj4=
-github.com/yuin/goldmark v1.8.2 h1:kEGpgqJXdgbkhcOgBxkC0X0PmoPG1ZyoZ117rDVp4zE=
-github.com/yuin/goldmark v1.8.2/go.mod h1:ip/1k0VRfGynBgxOz0yCqHrbZXhcjxyuS66Brc7iBKg=
 go.mongodb.org/mongo-driver/v2 v2.5.0 h1:yXUhImUjjAInNcpTcAlPHiT7bIXhshCTL3jVBkF3xaE=
 go.mongodb.org/mongo-driver/v2 v2.5.0/go.mod h1:yOI9kBsufol30iFsl1slpdq1I0eHPzybRWdyYUs8K/0=
 go.uber.org/mock v0.6.0 h1:hyF9dfmbgIX5EfOdasqLsWD6xqpNZlXblLB/Dbnwv3Y=
--- a/internal/controller/interfaces.go
+++ b/internal/controller/interfaces.go
@ -25,7 +25,7 @@ type rateLimiter interface {
 	Clear(email, ip string)
 }

-// postUseCase PostController 对 PostService 的最小依赖（ISP：8 个方法）
+// postUseCase PostController 对 PostService 的最小依赖（ISP：6 个方法）
 type postUseCase interface {
 	Create(userID uint, title, body string) (*model.Post, error)
 	GetByID(id uint) (*model.Post, error)
@ -33,5 +33,4 @@ type postUseCase interface {
 	Update(postID uint, title, body string) error
 	Delete(postID uint) error
 	SubmitForAudit(postID uint) error
-	RenderMarkdown(body string) (string, error)
 }
--- a/internal/controller/post_controller.go
+++ b/internal/controller/post_controller.go
@ -306,25 +306,6 @@ func (ctrl *PostController) ShowAPI(c *gin.Context) {
 	common.Ok(c, post)
 }

-// PreviewAPI Markdown 预览 API
-func (ctrl *PostController) PreviewAPI(c *gin.Context) {
-	var req struct {
-		Body string `json:"body" binding:"required"`
-	}
-	if err := c.ShouldBindJSON(&req); err != nil {
-		common.Error(c, http.StatusBadRequest, "正文不能为空")
-		return
-	}
-
-	html, err := ctrl.postService.RenderMarkdown(req.Body)
-	if err != nil {
-		common.Error(c, http.StatusInternalServerError, "渲染失败")
-		return
-	}
-
-	common.Ok(c, gin.H{"html": html})
-}
-
 // allowedImageExt 允许的图片扩展名
 var allowedImageExt = map[string]bool{
 	".jpg": true, ".jpeg": true, ".png": true, ".gif": true, ".webp": true,
--- a/internal/middleware/security.go
+++ b/internal/middleware/security.go
@ -9,8 +9,8 @@ import (
 func SecurityHeaders() gin.HandlerFunc {
 	return func(c *gin.Context) {
 		// Content-Security-Policy
-		// script-src: 本站 + esm.sh CDN (ByteMD ESM 模块)
-		// style-src: 本站 + esm.sh (ByteMD/highlight.js CSS)
+		// script-src: 本站 + esm.sh CDN (Tiptap ESM 模块)
+		// style-src: 本站 + esm.sh (Tiptap CSS)
 		// connect-src: 本站 + esm.sh (source map 请求)
 		// img-src: 本站 + data: URI (头像裁切) + blob: (粘贴图片)
 		c.Header("Content-Security-Policy",
--- a/internal/router/api.go
+++ b/internal/router/api.go
@ -56,7 +56,6 @@ func setupAPIRoutes(r *gin.Engine, cfg *config.Config, d *dependencies) {
 		postsAPI.PUT("/:id", d.postCtrl.Update)
 		postsAPI.DELETE("/:id", d.postCtrl.Delete)
 		postsAPI.POST("/:id/submit", d.postCtrl.Submit)
-		postsAPI.POST("/preview", d.postCtrl.PreviewAPI)
 		postsAPI.POST("/upload-image", d.postCtrl.UploadImage)
 	}
 }
--- a/internal/service/post_service.go
+++ b/internal/service/post_service.go
@ -1,7 +1,6 @@
 package service

 import (
-	"bytes"
 	"fmt"

 	"metazone.cc/metalab/internal/common"
@ -9,15 +8,16 @@ import (
 	"metazone.cc/metalab/internal/model"

 	"github.com/microcosm-cc/bluemonday"
-	"github.com/yuin/goldmark"
 )

-// sanitizePolicy 纵深防御：对 goldmark 输出的 HTML 再做一层消毒
-// goldmark 默认已过滤原始 HTML 和危险链接，但 bluemonday 作为第二道防线
-// UGC 策略会剥离 code/pre 的 class 属性，需要显式放行以保留 language-xxx
+// sanitizePolicy Tiptap 输出 HTML 的消毒策略
+// 前端 WYSIWYG 编辑器输出 HTML，由 bluemonday UGC 策略消毒
+// 显式放行 code/pre 的 class 属性以保留代码块样式
+// 放行 img 的 src/alt 属性以保留图片
 var sanitizePolicy = func() *bluemonday.Policy {
 	p := bluemonday.UGCPolicy()
 	p.AllowAttrs("class").OnElements("code", "pre")
+	p.AllowAttrs("src", "alt", "title").OnElements("img")
 	return p
 }()

@ -37,7 +37,6 @@ type postStore interface {
 type PostService struct {
 	repo postStore
 	ss   *config.SiteSettings
-	md   goldmark.Markdown
 }

 // NewPostService 构造函数
@ -45,7 +44,6 @@ func NewPostService(repo postStore, ss *config.SiteSettings) *PostService {
 	return &PostService{
 		repo: repo,
 		ss:   ss,
-		md:   goldmark.New(),
 	}
 }

@ -54,27 +52,15 @@ func (s *PostService) auditEnabled() bool {
 	return s.ss.IsAuditEnabled()
 }

-// renderMarkdown 将 Markdown 文本渲染为安全 HTML
-// goldmark（默认安全模式）→ bluemonday（纵深防御）
-func (s *PostService) renderMarkdown(body string) (string, error) {
-	var buf bytes.Buffer
-	if err := s.md.Convert([]byte(body), &buf); err != nil {
-		return "", fmt.Errorf("markdown render: %w", err)
-	}
-	return sanitizePolicy.Sanitize(buf.String()), nil
-}
-
-// RenderMarkdown 对外暴露，用于预览 API
-func (s *PostService) RenderMarkdown(body string) (string, error) {
-	return s.renderMarkdown(body)
+// sanitizeHTML 对 Tiptap 输出的 HTML 进行消毒
+// 前端 WYSIWYG 编辑器直接输出 HTML，后端仅做安全消毒
+func (s *PostService) sanitizeHTML(body string) string {
+	return sanitizePolicy.Sanitize(body)
 }

 // Create 创建帖子
 func (s *PostService) Create(userID uint, title, body string) (*model.Post, error) {
-	bodyHTML, err := s.renderMarkdown(body)
-	if err != nil {
-		return nil, err
-	}
+	bodyHTML := s.sanitizeHTML(body)

 	status := model.PostStatusApproved
 	if s.auditEnabled() {
@ -129,14 +115,9 @@ func (s *PostService) Update(postID uint, title, body string) error {
 		return fmt.Errorf("当前状态不允许编辑")
 	}

-	bodyHTML, err := s.renderMarkdown(body)
-	if err != nil {
-		return err
-	}
-
 	post.Title = title
 	post.Body = body
-	post.BodyHTML = bodyHTML
+	post.BodyHTML = s.sanitizeHTML(body)

 	// rejected 状态编辑后自动重置为 draft
 	if post.Status == model.PostStatusRejected {
--- a/templates/MetaLab-2026/html/posts/new.html
+++ b/templates/MetaLab-2026/html/posts/new.html
@ -1,16 +1,114 @@
 {{template "layout/header.html" .}}
-<link rel="stylesheet" href="https://esm.sh/bytemd@1.22.0/dist/index.css">
-<link rel="stylesheet" href="https://esm.sh/highlight.js@11.9.0/styles/github.css">
 <style>
-/* ByteMD 编辑器容器适配全高布局 */
+/* Tiptap 编辑器容器适配全高布局 */
 #editor-container {
    flex: 1;
    overflow: hidden;
    min-height: 0;
-    height: 100%;
+    background: #fff;
 }
-#editor-container .bytemd {
-    height: 100%;
+
+/* Tiptap 编辑器核心样式 */
+.tiptap {
+    padding: 16px 24px;
+    outline: none;
+    min-height: 100%;
+    font-size: 15px;
+    line-height: 1.7;
+    color: #24292f;
+}
+
+/* 段落间距 */
+.tiptap p { margin: 0.5em 0; }
+
+/* 标题 */
+.tiptap h1 { margin: 1em 0 0.5em; font-size: 2em; font-weight: 700; }
+.tiptap h2 { margin: 0.8em 0 0.4em; font-size: 1.5em; font-weight: 700; }
+.tiptap h3 { margin: 0.6em 0 0.3em; font-size: 1.17em; font-weight: 700; }
+
+/* 列表 */
+.tiptap ul, .tiptap ol { padding-left: 1.5em; margin: 0.5em 0; }
+.tiptap li { margin: 0.2em 0; }
+.tiptap ul[data-type="taskList"] { list-style: none; padding-left: 0; }
+.tiptap ul[data-type="taskList"] li { display: flex; align-items: flex-start; gap: 0.4em; }
+.tiptap ul[data-type="taskList"] li > label { flex-shrink: 0; margin-top: 0.15em; }
+
+/* 引用 */
+.tiptap blockquote {
+    border-left: 3px solid #e5e7eb;
+    padding-left: 1em;
+    margin: 0.5em 0;
+    color: #6b7280;
+}
+
+/* 代码块 */
+.tiptap pre {
+    background: #1f2937;
+    color: #f3f4f6;
+    padding: 12px 16px;
+    border-radius: 6px;
+    font-size: 13px;
+    line-height: 1.5;
+    overflow-x: auto;
+    margin: 0.5em 0;
+}
+.tiptap pre code { background: transparent; padding: 0; color: inherit; font-size: inherit; }
+.tiptap code {
+    background: #f3f4f6;
+    padding: 2px 5px;
+    border-radius: 4px;
+    font-size: 0.9em;
+    font-family: 'SF Mono', 'Menlo', 'Monaco', monospace;
+}
+
+/* 水平线 */
+.tiptap hr { border: none; border-top: 1px solid #e5e7eb; margin: 1em 0; }
+
+/* 图片 */
+.tiptap img { max-width: 100%; height: auto; border-radius: 6px; }
+
+/* 链接 */
+.tiptap a { color: #6366f1; text-decoration: underline; }
+
+/* Placeholder */
+.tiptap p.is-editor-empty:first-child::before {
+    content: attr(data-placeholder);
+    float: left;
+    color: #c4c4c4;
+    pointer-events: none;
+    height: 0;
+}
+
+/* 工具栏 */
+.editor-toolbar {
+    display: flex;
+    gap: 2px;
+    padding: 6px 12px;
+    background: #fafafa;
+    border-bottom: 1px solid #e5e7eb;
+    flex-shrink: 0;
+    flex-wrap: wrap;
+}
+.editor-toolbar button {
+    display: inline-flex;
+    align-items: center;
+    justify-content: center;
+    width: 32px;
+    height: 30px;
+    border: 1px solid transparent;
+    border-radius: 4px;
+    background: transparent;
+    color: #374151;
+    font-size: 13px;
+    cursor: pointer;
+    transition: background 0.15s;
+}
+.editor-toolbar button:hover { background: #e5e7eb; }
+.editor-toolbar button.is-active { background: #1f2937; color: #fff; }
+.editor-toolbar .toolbar-divider {
+    width: 1px;
+    background: #e5e7eb;
+    margin: 3px 4px;
 }
 </style>
 <body>
@ -29,10 +127,33 @@
                maxlength="200" required autofocus>
        </div>

+        {{/* 工具栏 */}}
+        <div class="editor-toolbar" id="toolbar">
+            <button type="button" data-action="bold" title="加粗 (Ctrl+B)"><strong>B</strong></button>
+            <button type="button" data-action="italic" title="斜体 (Ctrl+I)"><em>I</em></button>
+            <button type="button" data-action="strike" title="删除线"><s>S</s></button>
+            <button type="button" data-action="code" title="行内代码">&lt;/&gt;</button>
+            <span class="toolbar-divider"></span>
+            <button type="button" data-action="h1" title="标题 1">H1</button>
+            <button type="button" data-action="h2" title="标题 2">H2</button>
+            <button type="button" data-action="h3" title="标题 3">H3</button>
+            <span class="toolbar-divider"></span>
+            <button type="button" data-action="bulletList" title="无序列表">•</button>
+            <button type="button" data-action="orderedList" title="有序列表">1.</button>
+            <button type="button" data-action="blockquote" title="引用">"</button>
+            <span class="toolbar-divider"></span>
+            <button type="button" data-action="codeBlock" title="代码块">{ }</button>
+            <button type="button" data-action="horizontalRule" title="分隔线">—</button>
+            <span class="toolbar-divider"></span>
+            <button type="button" data-action="undo" title="撤销">↩</button>
+            <button type="button" data-action="redo" title="重做">↪</button>
+        </div>
+
        {{/* 编辑器主体 */}}
        <div class="editor-main">
            <div class="editor-pane" id="editorPane">
-                <div id="editor-container" data-value="{{if .Post}}{{.Post.Body}}{{end}}"></div>
+                <div id="editor-container"
+                    data-content="{{if .Post}}{{.Post.BodyHTML}}{{end}}"></div>
            </div>
        </div>

@ -49,4 +170,6 @@

 {{template "layout/footer.html" .}}

+<script src="/static/js/common.js"></script>
 <script type="module" src="/static/js/editor.js"></script>
+</template>
--- a/templates/MetaLab-2026/static/css/posts.css
+++ b/templates/MetaLab-2026/static/css/posts.css
@ -247,9 +247,7 @@
    color: #c4c4c4;
 }

-
-
-/* ---- 编辑器主体（编辑区 + 预览区） ---- */
+/* ---- 编辑器主体 ---- */
 .editor-main {
    flex: 1;
    display: flex;
@ -263,16 +261,6 @@
    min-width: 0;
 }

-/* ByteMD 编辑器容器 */
-#editor-container {
-    background: #fff;
-    height: 100%;
-}
-
-#editor-container .bytemd {
-    height: 100%;
-}
-
 /* ---- 状态栏 ---- */
 .editor-statusbar {
    display: flex;
--- a/templates/MetaLab-2026/static/js/common.js
+++ b/templates/MetaLab-2026/static/js/common.js
@ -24,11 +24,59 @@

    // ---- Auto-attach X-CSRF-Token to all state-changing requests ----
    // Monkey-patch XMLHttpRequest and fetch to inject CSRF header
+    // Also intercept 401 responses to auto-refresh token
    (function () {
-        var token = window.MetaLab.csrfToken();
-        if (!token) return;
+        var SAME_ORIGIN = /^\/(?!\/)/;
+        var isRefreshing = false;
+        var refreshPromise = null;
+        var pendingRetries = [];

-        // Patch XMLHttpRequest (used by register.js / login.js / common.js)
+        function resolveCSRFToken() {
+            var meta = document.querySelector('meta[name="csrf-token"]');
+            return meta ? meta.getAttribute('content') : '';
+        }
+
+        function getCSRFTokenHeader() {
+            var t = resolveCSRFToken();
+            return t || window.MetaLab.csrfToken();
+        }
+
+        // ---- Token refresh logic ----
+        function doRefresh() {
+            if (isRefreshing) return refreshPromise;
+            isRefreshing = true;
+            refreshPromise = fetch('/api/auth/refresh', { method: 'POST' })
+                .then(function (res) {
+                    isRefreshing = false;
+                    refreshPromise = null;
+                    if (!res.ok) {
+                        // Refresh failed — clear all pending retries
+                        while (pendingRetries.length) {
+                            var r = pendingRetries.shift();
+                            r.reject(new Error('refresh_failed'));
+                        }
+                        return Promise.reject(new Error('refresh_failed'));
+                    }
+                    // Retry all pending requests
+                    while (pendingRetries.length) {
+                        var retry = pendingRetries.shift();
+                        retry.retry();
+                    }
+                    return true;
+                })
+                .catch(function (err) {
+                    isRefreshing = false;
+                    refreshPromise = null;
+                    while (pendingRetries.length) {
+                        var r2 = pendingRetries.shift();
+                        r2.reject(err);
+                    }
+                    return Promise.reject(err);
+                });
+            return refreshPromise;
+        }
+
+        // ---- Patch XMLHttpRequest ----
        var origXHROpen = XMLHttpRequest.prototype.open;
        var origXHRSend = XMLHttpRequest.prototype.send;
        XMLHttpRequest.prototype.open = function (method, url) {
@ -36,31 +84,100 @@
            this._url = url;
            return origXHROpen.apply(this, arguments);
        };
-        var SAME_ORIGIN = /^\/(?!\/)/;
        XMLHttpRequest.prototype.send = function () {
-            if (SAME_ORIGIN.test(this._url) &&
-                this._method && !/^(GET|HEAD|OPTIONS)$/i.test(this._method)) {
-                this.setRequestHeader('X-CSRF-Token', token);
+            var xhr = this;
+            if (SAME_ORIGIN.test(xhr._url) &&
+                xhr._method && !/^(GET|HEAD|OPTIONS)$/i.test(xhr._method)) {
+                xhr.setRequestHeader('X-CSRF-Token', getCSRFTokenHeader());
            }
-            return origXHRSend.apply(this, arguments);
+
+            // 401 interception for XHR
+            var origOnReady = xhr.onreadystatechange;
+            xhr.addEventListener('readystatechange', function () {
+                if (xhr.readyState === 4 && xhr.status === 401 &&
+                    xhr._url !== '/api/auth/refresh' &&
+                    !xhr._retried) {
+                    xhr._retried = true;
+                    // Abort the original response handling
+                    xhr._blocked = true;
+
+                    doRefresh().then(function () {
+                        // Re-create and re-send the request
+                        var newXhr = new XMLHttpRequest();
+                        newXhr.open(xhr._method, xhr._url, true);
+                        // Copy relevant properties
+                        newXhr.onreadystatechange = origOnReady;
+                        newXhr.setRequestHeader('X-CSRF-Token', getCSRFTokenHeader());
+                        newXhr.send(xhr._body);
+                    }).catch(function () {
+                        // Refresh failed, trigger original error handler
+                        xhr._blocked = false;
+                        if (origOnReady) origOnReady.call(xhr);
+                    });
+                }
+                if (!xhr._blocked && origOnReady) {
+                    origOnReady.call(xhr);
+                }
+            });
+
+            // Store body for potential retry
+            if (xhr._method && !/^(GET|HEAD)$/i.test(xhr._method)) {
+                xhr._body = arguments[0];
+            }
+            return origXHRSend.apply(xhr, arguments);
        };

-        // Patch fetch (used by auto-refresh)
+        // ---- Patch fetch with 401 interceptor ----
        var origFetch = window.fetch;
        window.fetch = function (url, options) {
            options = options || {};
            var headers = options.headers || {};
            var method = (options.method || 'GET').toUpperCase();
            var urlStr = (typeof url === 'string') ? url : '';
+
            if (SAME_ORIGIN.test(urlStr) && !/^(GET|HEAD|OPTIONS)$/i.test(method)) {
                if (headers instanceof Headers) {
-                    headers.set('X-CSRF-Token', token);
+                    headers.set('X-CSRF-Token', getCSRFTokenHeader());
                } else {
-                    headers['X-CSRF-Token'] = token;
+                    headers['X-CSRF-Token'] = getCSRFTokenHeader();
                }
                options.headers = headers;
            }
+
+            // Don't intercept the refresh request itself
+            if (urlStr === '/api/auth/refresh') {
                return origFetch(url, options);
+            }
+
+            return origFetch(url, options).then(function (res) {
+                if (res.status === 401) {
+                    // Clone the response so we can read it once for logging
+                    var cloned = res.clone();
+
+                    // Queue this request for retry after refresh
+                    return new Promise(function (resolve, reject) {
+                        pendingRetries.push({
+                            retry: function () {
+                                // Re-fetch with updated CSRF token
+                                var retryOpts = Object.assign({}, options);
+                                var retryHeaders = retryOpts.headers || {};
+                                if (retryHeaders instanceof Headers) {
+                                    retryHeaders.set('X-CSRF-Token', getCSRFTokenHeader());
+                                } else {
+                                    retryHeaders['X-CSRF-Token'] = getCSRFTokenHeader();
+                                }
+                                retryOpts.headers = retryHeaders;
+                                resolve(origFetch(url, retryOpts));
+                            },
+                            reject: function (err) {
+                                reject(err);
+                            }
+                        });
+                        doRefresh();
+                    });
+                }
+                return res;
+            });
        };
    })();

@ -162,7 +279,9 @@
    // ---- Auto-refresh token (silent) ----
    // 场景 A：页面开着时，每 10 分钟静默续期（保持 access token 不过期）
    // 场景 B：关浏览器 15+ min 后回来，access token 过期但 refresh 仍有效
-    //         → 页面先渲染为未登录 → 刷新成功后 reload 一次获得登录态
+    //         → 页面渲染为未登录 → 刷新成功后 reload 一次获得登录态
+    //         → 仅当页面是未登录状态（无 logoutBtn）时才触发 reload
+    // 场景 C：编辑器等页面发 API 请求时遇到 401 → 由 fetch/XHR patch 自动刷新后重试
    // 不在认证页面执行刷新（登录/注册页无需续期）
    var onAuthPage = /^\/auth\//.test(window.location.pathname);
    if (!onAuthPage) {
@ -190,23 +309,22 @@
            });
    }

-    // 仅当存在"记住我"标记 Cookie 时才尝试刷新（避免无需刷新时产生 401 控制台报错）
-    function hasCookie(name) {
-        return document.cookie.split(';').some(function (c) {
-            return c.trim().startsWith(name + '=');
-        });
-    }
-
-    if (hasCookie('mlb_rm')) {
+    // 启动定时刷新：只要用户已登录（有 logoutBtn 元素），就定期刷新
+    if (document.getElementById('logoutBtn')) {
+        // 页面已经是登录态，启动定时刷新即可，无需 reload
        tryRefresh(function () {
            refreshTimer = setInterval(function () { tryRefresh(null); }, REFRESH_INTERVAL);
-
-            if (!document.getElementById('logoutBtn') && !sessionStorage.getItem('mlb_refreshed')) {
-                sessionStorage.setItem('mlb_refreshed', '1');
-                window.location.reload();
-            }
        });
-        sessionStorage.removeItem('mlb_refreshed');
+    } else {
+        // 场景 B：页面渲染为未登录（无 logoutBtn），但 refresh token 可能仍有效
+        // 尝试刷新一次，成功后 reload 页面获取登录态
+        // 使用 sessionStorage 防止死循环（reload 后再次进入此分支不会再 reload）
+        if (!sessionStorage.getItem('mlb_refreshed')) {
+            sessionStorage.setItem('mlb_refreshed', '1');
+            tryRefresh(function () {
+                window.location.reload();
+            });
+        }
    }

    } // end if (!onAuthPage)
--- a/templates/MetaLab-2026/static/js/editor.js
+++ b/templates/MetaLab-2026/static/js/editor.js
@ -1,19 +1,20 @@
 /**
- * MetaLab Editor — ByteMD Markdown 编辑器
+ * MetaLab Editor — Tiptap 所见即所得编辑器
 *
- * ByteMD 基于 CodeMirror 5（纯 textarea 兜底，不依赖 contentEditable），
- * 输出 Markdown 原文，由后端 goldmark 统一渲染 HTML。
+ * Tiptap 基于 ProseMirror，输出 HTML，无需 Markdown 知识即可使用。
+ * 后端存储 HTML，通过 bluemonday 消毒确保安全。
 *
- * 安全模型：Markdown 文本 → goldmark → HTML（AST 生成，天然安全）
- * 前端不再做 sanitize，XSS 风险由 goldmark 的 AST 输出消除。
+ * 安全模型：Tiptap → HTML（富文本）→ 后端 bluemonday 消毒 → 存储
 */
-import { Editor } from 'https://esm.sh/bytemd@1.22.0'
-import gfm from 'https://esm.sh/@bytemd/plugin-gfm@1.22.0'
-import highlight from 'https://esm.sh/@bytemd/plugin-highlight@1.22.0'
+import { Editor } from 'https://esm.sh/@tiptap/core@3.13.0'
+import StarterKit from 'https://esm.sh/@tiptap/starter-kit@3.13.0'
+import Placeholder from 'https://esm.sh/@tiptap/extension-placeholder@3.13.0'
+import Link from 'https://esm.sh/@tiptap/extension-link@3.13.0'
+import Image from 'https://esm.sh/@tiptap/extension-image@3.13.0'

 // ---- 状态 ----
 let editor = null
-let currentValue = ''
+let currentHTML = ''
 let draftTimer = null

 // ---- 初始化 ----
@ -24,74 +25,181 @@ document.addEventListener('DOMContentLoaded', () => {
    const postId = document.getElementById('postId')?.value
    const isEdit = !!postId

-    // 从容器 data-value 属性获取初始内容（由后端 SSR 渲染）
-    const initialValue = container.dataset.value || ''
-    currentValue = initialValue
-
-    const plugins = [
-        gfm(),
-        highlight(),
-    ]
+    // 从容器 data-content 属性获取初始 HTML 内容（由后端 SSR 渲染）
+    const initialContent = container.dataset.content || ''
+    currentHTML = initialContent

    editor = new Editor({
-        target: container,
-        props: {
-            value: initialValue,
-            plugins,
-            mode: 'split',
-            placeholder: '在此输入正文... (Markdown)',
-            uploadImages: uploadImage,
+        element: container,
+        extensions: [
+            StarterKit.configure({
+                heading: { levels: [1, 2, 3] },
+            }),
+            Placeholder.configure({
+                placeholder: '在此输入正文...',
+            }),
+            Link.configure({
+                openOnClick: false,
+                HTMLAttributes: { rel: 'noopener noreferrer', target: '_blank' },
+            }),
+            Image.configure({
+                inline: true,
+            }),
+        ],
+        content: initialContent,
+        onUpdate: ({ editor }) => {
+            const html = editor.getHTML()
+            // 忽略空内容（<p></p>）
+            currentHTML = html === '<p></p>' ? '' : html
+            updateWordCount(editor.getText())
+            scheduleDraft(currentHTML)
        },
    })

-    // 监听内容变化，同步 currentValue
-    editor.$on('change', (e) => {
-        currentValue = e.detail.value
-        updateWordCount(currentValue)
-        scheduleDraft(currentValue)
-    })
-
    // 初始字数统计
-    updateWordCount(initialValue)
+    updateWordCount(editor.getText())

-    // 恢复草稿（延迟确保 ByteMD 完全初始化）
+    // 恢复草稿（延迟确保编辑器完全初始化）
    if (!isEdit) {
        setTimeout(() => restoreDraft(), 100)
    }

+    // 工具栏按钮绑定
+    setupToolbar()
+
    // 全屏切换
    document.getElementById('btnFullscreen')?.addEventListener('click', toggleFullscreen)

    // 表单提交
    document.getElementById('postForm')?.addEventListener('submit', handleSubmit)

-    // Ctrl+S 快捷键
+    // Ctrl+S / F11 快捷键
    document.addEventListener('keydown', handleKeyboard)
 })

-// ---- 图片上传 ----
-async function uploadImage(files) {
+// ---- 工具栏 ----
+function setupToolbar() {
+    const toolbar = document.getElementById('toolbar')
+    if (!toolbar) return
+
+    const actionMap = {
+        bold: () => editor.chain().focus().toggleBold().run(),
+        italic: () => editor.chain().focus().toggleItalic().run(),
+        strike: () => editor.chain().focus().toggleStrike().run(),
+        code: () => editor.chain().focus().toggleCode().run(),
+        h1: () => editor.chain().focus().toggleHeading({ level: 1 }).run(),
+        h2: () => editor.chain().focus().toggleHeading({ level: 2 }).run(),
+        h3: () => editor.chain().focus().toggleHeading({ level: 3 }).run(),
+        bulletList: () => editor.chain().focus().toggleBulletList().run(),
+        orderedList: () => editor.chain().focus().toggleOrderedList().run(),
+        blockquote: () => editor.chain().focus().toggleBlockquote().run(),
+        codeBlock: () => editor.chain().focus().toggleCodeBlock().run(),
+        horizontalRule: () => editor.chain().focus().setHorizontalRule().run(),
+        undo: () => editor.chain().focus().undo().run(),
+        redo: () => editor.chain().focus().redo().run(),
+    }
+
+    const activeCheck = {
+        bold: () => editor.isActive('bold'),
+        italic: () => editor.isActive('italic'),
+        strike: () => editor.isActive('strike'),
+        code: () => editor.isActive('code'),
+        h1: () => editor.isActive('heading', { level: 1 }),
+        h2: () => editor.isActive('heading', { level: 2 }),
+        h3: () => editor.isActive('heading', { level: 3 }),
+        bulletList: () => editor.isActive('bulletList'),
+        orderedList: () => editor.isActive('orderedList'),
+        blockquote: () => editor.isActive('blockquote'),
+        codeBlock: () => editor.isActive('codeBlock'),
+    }
+
+    function updateActive() {
+        toolbar.querySelectorAll('[data-action]').forEach(btn => {
+            const action = btn.dataset.action
+            const check = activeCheck[action]
+            btn.classList.toggle('is-active', check ? check() : false)
+        })
+    }
+
+    toolbar.addEventListener('click', (e) => {
+        const btn = e.target.closest('[data-action]')
+        if (!btn) return
+        const action = btn.dataset.action
+        if (actionMap[action]) {
+            actionMap[action]()
+            updateActive()
+        }
+    })
+
+    editor.on('selectionUpdate', updateActive)
+    editor.on('update', updateActive)
+}
+
+// ---- 图片上传（拖拽/粘贴） ----
+// Tiptap 默认支持图片拖入，但我们需要上传到服务器并替换 src
+// 通过监听 editor 的 drop/paste 事件处理图片
+document.addEventListener('DOMContentLoaded', () => {
+    // 延迟绑定，等 editor 初始化
+    setTimeout(() => {
+        const editorEl = document.querySelector('#editor-container .tiptap')
+        if (!editorEl) return
+
+        // 粘贴图片
+        editorEl.addEventListener('paste', async (e) => {
+            const items = e.clipboardData?.items
+            if (!items) return
+            for (const item of items) {
+                if (item.type.startsWith('image/')) {
+                    e.preventDefault()
+                    const file = item.getAsFile()
+                    const url = await uploadSingleImage(file)
+                    if (url) {
+                        editor.chain().focus().setImage({ src: url }).run()
+                    }
+                    break
+                }
+            }
+        })
+
+        // 拖入图片
+        editorEl.addEventListener('drop', async (e) => {
+            const files = e.dataTransfer?.files
+            if (!files || files.length === 0) return
+            const imageFiles = Array.from(files).filter(f => f.type.startsWith('image/'))
+            if (imageFiles.length === 0) return
+
+            e.preventDefault()
+            for (const file of imageFiles) {
+                const url = await uploadSingleImage(file)
+                if (url) {
+                    editor.chain().focus().setImage({ src: url }).run()
+                }
+            }
+        })
+    }, 200)
+})
+
+async function uploadSingleImage(file) {
    const csrfMeta = document.querySelector('meta[name="csrf-token"]')
    const csrf = csrfMeta ? csrfMeta.getAttribute('content') : ''

-    const results = []
-    for (const file of files) {
    const formData = new FormData()
    formData.append('file', file)

+    try {
        const resp = await fetch('/api/posts/upload-image', {
            method: 'POST',
            headers: { 'X-CSRF-Token': csrf },
            body: formData,
        })
        const data = await resp.json()
-
        if (data.success || data.code === 200) {
-            const url = data.data?.url || data.url
-            results.push({ url, alt: file.name, title: file.name })
+            return data.data?.url || data.url || ''
        }
+    } catch (e) {
+        // 上传失败，静默忽略
    }
-    return results
+    return ''
 }

 // ---- 字数统计 ----
@ -103,43 +211,40 @@ function updateWordCount(text) {
 }

 // ---- 草稿保存/恢复 ----
-function scheduleDraft(text) {
+function scheduleDraft(html) {
    clearTimeout(draftTimer)
-    draftTimer = setTimeout(() => saveDraft(text), 2000)
+    draftTimer = setTimeout(() => saveDraft(html), 2000)
 }

-function saveDraft(text) {
+function saveDraft(html) {
    const title = document.getElementById('postTitle')?.value || ''
-    if (!text.trim() && !title.trim()) return
+    if (!html.trim() && !title.trim()) return

    try {
        localStorage.setItem('draft_post_title', title)
-        localStorage.setItem('draft_post_body', text)
+        localStorage.setItem('draft_post_body_html', html)
        const statusEl = document.getElementById('draftStatus')
        if (statusEl) {
            statusEl.style.display = ''
            setTimeout(() => { statusEl.style.display = 'none' }, 2000)
        }
    } catch (e) {
-        // localStorage 不可用（隐私模式等），静默忽略
+        // localStorage 不可用，静默忽略
    }
 }

 function restoreDraft() {
    try {
-        const savedId = localStorage.getItem('draft_post_id')
-        if (savedId) return // 编辑模式不恢复草稿
-
        const title = localStorage.getItem('draft_post_title')
-        const body = localStorage.getItem('draft_post_body')
+        const html = localStorage.getItem('draft_post_body_html')

        if (title) {
            document.getElementById('postTitle').value = title
        }
-        if (body && editor) {
-            editor.$set({ value: body })
-            currentValue = body
-            updateWordCount(body)
+        if (html && editor) {
+            editor.commands.setContent(html)
+            currentHTML = html
+            updateWordCount(editor.getText())
        }
    } catch (e) {
        // 静默忽略
@ -149,7 +254,7 @@ function restoreDraft() {
 function clearDraft() {
    try {
        localStorage.removeItem('draft_post_title')
-        localStorage.removeItem('draft_post_body')
+        localStorage.removeItem('draft_post_body_html')
    } catch (e) { /* ignore */ }
 }

@ -181,7 +286,12 @@ async function handleSubmit(e) {
    const title = document.getElementById('postTitle')?.value.trim()

    if (!title) { alert('请输入标题'); return }
-    if (!currentValue.trim()) { alert('请输入正文'); return }
+
+    // 获取编辑器 HTML 内容
+    const body = editor ? editor.getHTML() : ''
+    // 忽略空段落
+    const cleanBody = body === '<p></p>' ? '' : body
+    if (!cleanBody.trim()) { alert('请输入正文'); return }

    const isEdit = !!postId
    const url = isEdit ? '/api/posts/' + postId : '/api/posts'
@ -197,7 +307,7 @@ async function handleSubmit(e) {
                'Content-Type': 'application/json',
                'X-CSRF-Token': csrf,
            },
-            body: JSON.stringify({ title, body: currentValue }),
+            body: JSON.stringify({ title, body: cleanBody }),
        })
        const data = await resp.json()

@ -209,6 +319,11 @@ async function handleSubmit(e) {
            alert(data.message || '操作失败')
        }
    } catch (err) {
+        if (err && err.message === 'refresh_failed') {
+            alert('登录已过期，请重新登录')
+            window.location.href = '/auth/login?redirect=' + encodeURIComponent(window.location.pathname)
+        } else {
            alert('请求失败，请重试')
        }
    }
+}