From c6d065026d4879f99a5a007516d391a4bda6d602 Mon Sep 17 00:00:00 2001
From: tangly1024 <mail@tangly1024.com>
Date: Tue, 16 Dec 2025 22:24:46 +0800
Subject: [PATCH] =?UTF-8?q?=E5=AF=B9=E5=BC=82=E5=B8=B8=E5=9B=BE=E7=89=87?=
 =?UTF-8?q?=E6=A0=BC=E5=BC=8F=E7=9A=84=E5=85=BC=E5=AE=B9=E5=A4=84=E7=90=86?=
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---
 lib/notion/getPostBlocks.js | 57 +++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)

diff --git a/lib/notion/getPostBlocks.js b/lib/notion/getPostBlocks.js
index 6badce53a17..1d920e92f0f 100644
--- a/lib/notion/getPostBlocks.js
+++ b/lib/notion/getPostBlocks.js
@@ -109,6 +109,9 @@ function convertNotionBlocksToPost(id, blockMap, slice) {
 
     count++
 
+     // === 【新增】强制修复非法 URL ===
+    sanitizeBlockUrls(b?.value)
+
     if (b?.value?.type === 'sync_block' && b?.value?.children) {
       const childBlocks = b.value.children
       // 移除同步块
@@ -190,3 +193,57 @@ export const fetchInBatches = async (ids, batchSize = 100) => {
   }
   return fetchedBlocks
 }
+
+
+/**
+ * 强制修复 block 中所有可能的非法 URL 字段
+ * @param {Object} blockValue - block.value
+ */
+function sanitizeBlockUrls(blockValue) {
+  if (!blockValue || typeof blockValue !== 'object') return
+
+  const fixUrl = (url) => {
+    if (typeof url !== 'string') return url
+
+    if (url.startsWith('/')) {
+      return url
+    }
+    
+    // 修复 http:xxx → http://xxx
+    if (url.startsWith('http:') && !url.startsWith('http://')) {
+      url = 'http://' + url.slice(5)
+    } else if (url.startsWith('https:') && !url.startsWith('https://')) {
+      url = 'https://' + url.slice(6)
+    }
+
+    // 再次验证是否合法，否则替换为占位图
+    try {
+      new URL(url)
+      return url
+    } catch {
+      console.warn('[Sanitize URL] Invalid URL replaced:', url)
+      return 'https://via.placeholder.com/1x1?text=Invalid+Image'
+    }
+  }
+
+  // 1. 处理 properties.source（用于 image, embed, bookmark, file, pdf 等）
+  if (
+    blockValue.properties?.source?.[0]?.[0] &&
+    typeof blockValue.properties.source[0][0] === 'string'
+  ) {
+    blockValue.properties.source[0][0] = fixUrl(blockValue.properties.source[0][0])
+  }
+
+  // 2. 处理 file.url（用于 file block）
+  if (blockValue.file?.url && typeof blockValue.file.url === 'string') {
+    blockValue.file.url = fixUrl(blockValue.file.url)
+  }
+
+  // 3. 处理 format.page_cover（页面封面）
+  if (blockValue.format?.page_cover && typeof blockValue.format.page_cover === 'string') {
+    blockValue.format.page_cover = fixUrl(blockValue.format.page_cover)
+  }
+
+  // 4. 处理其他可能的 URL 字段（可选扩展）
+  // 例如：video、audio 的 source 可能也走 properties.source，已覆盖
+}
\ No newline at end of file