release: v2.0 - 完整功能管理系统

主要功能:
- 完整的Flask-Admin后台管理系统
- 网站/标签/新闻管理功能
- 用户登录认证系统
- 科技感/未来风UI设计
- 标签分类系统（取代传统分类）
- 详情页面展示
- 数据库迁移脚本
- 书签导入解析工具

技术栈:
- Flask + SQLAlchemy
- Flask-Admin管理界面
- Bootstrap 4响应式设计
- 用户认证与权限管理

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Sonnet 4.5 <noreply@anthropic.com>

test_batch_import.py

@@ -0,0 +1,145 @@
+"""测试批量导入功能的错误处理"""
+import sys
+import os
+
+# 设置UTF-8编码
+if sys.platform == 'win32':
+    import io
+    sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8')
+
+from utils.bookmark_parser import BookmarkParser
+from utils.website_fetcher import WebsiteFetcher
+
+def test_url_parsing():
+    """测试URL列表解析"""
+    print("=" * 50)
+    print("测试1: URL列表解析")
+    print("=" * 50)
+
+    parser = BookmarkParser()
+    test_urls = """
+https://www.google.com
+https://github.com
+https://invalid-url-that-does-not-exist-12345.com
+http://example.com
+# 这是注释，应该被忽略
+https://www.python.org
+"""
+
+    urls = parser.parse_url_list(test_urls)
+    print(f"成功解析 {len(urls)} 个URL:")
+    for idx, url_info in enumerate(urls, 1):
+        print(f"  {idx}. {url_info['url']}")
+    print()
+
+
+def test_website_fetching():
+    """测试网站信息抓取"""
+    print("=" * 50)
+    print("测试2: 网站信息抓取（含错误处理）")
+    print("=" * 50)
+
+    fetcher = WebsiteFetcher(timeout=10)
+
+    test_cases = [
+        "https://www.google.com",
+        "https://github.com",
+        "https://invalid-url-that-does-not-exist-12345.com",  # 这个应该失败
+        "https://httpbin.org",
+    ]
+
+    for idx, url in enumerate(test_cases, 1):
+        print(f"\n[{idx}/{len(test_cases)}] 正在抓取: {url}")
+        try:
+            info = fetcher.fetch_website_info(url)
+            if info:
+                print(f"  [OK] 成功:")
+                print(f"    名称: {info.get('name', 'N/A')[:50]}")
+                print(f"    描述: {info.get('description', 'N/A')[:80]}")
+                print(f"    Logo: {info.get('logo_url', 'N/A')[:60]}")
+            else:
+                print(f"  [FAIL] 失败: 无法获取网站信息")
+        except Exception as e:
+            print(f"  [ERROR] 异常: {str(e)[:100]}")
+    print()
+
+
+def test_error_isolation():
+    """测试错误隔离 - 确保一个失败不影响其他"""
+    print("=" * 50)
+    print("测试3: 错误隔离验证")
+    print("=" * 50)
+
+    fetcher = WebsiteFetcher(timeout=5)
+
+    urls = [
+        {"url": "https://www.google.com", "name": "Google"},
+        {"url": "https://invalid-url-12345.com", "name": "Invalid"},  # 这个会失败
+        {"url": "https://github.com", "name": "GitHub"},
+        {"url": "https://another-invalid-url.xyz", "name": "Invalid2"},  # 这个也会失败
+        {"url": "https://www.python.org", "name": "Python"},
+    ]
+
+    success_count = 0
+    failed_count = 0
+
+    for idx, item in enumerate(urls, 1):
+        url = item['url']
+        name = item['name']
+
+        print(f"\n[{idx}/{len(urls)}] 处理: {name} ({url})")
+
+        try:
+            # 模拟批量导入的错误处理逻辑
+            info = None
+            try:
+                info = fetcher.fetch_website_info(url)
+            except Exception as e:
+                print(f"  ⚠ 抓取失败: {str(e)[:50]}")
+
+            if not info or not info.get('name'):
+                if name:
+                    info = {'name': name, 'description': '', 'logo_url': ''}
+                    print(f"  [FALLBACK] 使用备用名称: {name}")
+                else:
+                    failed_count += 1
+                    print(f"  [SKIP] 跳过: 无法获取信息且无备用名称")
+                    continue
+
+            success_count += 1
+            print(f"  [SUCCESS] 成功: {info.get('name', 'N/A')[:50]}")
+
+        except Exception as e:
+            failed_count += 1
+            print(f"  [ERROR] 未知错误: {str(e)[:50]}")
+            continue  # 继续处理下一个
+
+    print(f"\n{'=' * 50}")
+    print(f"测试完成:")
+    print(f"  总计: {len(urls)}")
+    print(f"  成功: {success_count}")
+    print(f"  失败: {failed_count}")
+    print(f"  成功率: {success_count / len(urls) * 100:.1f}%")
+    print(f"{'=' * 50}\n")
+
+
+if __name__ == "__main__":
+    try:
+        test_url_parsing()
+        test_website_fetching()
+        test_error_isolation()
+
+        print("\n" + "=" * 50)
+        print("所有测试完成！")
+        print("=" * 50)
+        print("\n关键验证点:")
+        print("1. [OK] URL解析正常工作")
+        print("2. [OK] 网站信息抓取有错误处理")
+        print("3. [OK] 单个失败不影响其他URL处理")
+        print("4. [OK] 提供了备用方案（使用书签名称）")
+
+    except Exception as e:
+        print(f"\n测试过程中出现错误: {str(e)}")
+        import traceback
+        traceback.print_exc()
+        sys.exit(1)