“单设备登录（同端互斥）”功能和后台全局用户配置

2026-08-13 10:29:42 +08:00
parent 780769ddee
commit 437be9dac0
16 changed files with 511 additions and 237 deletions
@@ -0,0 +1,16 @@
+"""设备类型检测工具。"""
+
+
+def detect_device_type(user_agent: str | None) -> str:
+    """根据 User-Agent 判断设备类型：'pc' 或 'mobile'。
+
+    返回 'mobile' 表示手机/平板等移动设备，返回 'pc' 表示桌面设备或无法识别。
+    """
+    if not user_agent:
+        return "pc"
+    ua = user_agent.lower()
+    mobile_keywords = [
+        "mobile", "android", "iphone", "ipad", "ipod",
+        "windows phone", "blackberry", "opera mini", "opera mobi",
+    ]
+    return "mobile" if any(kw in ua for kw in mobile_keywords) else "pc"