fix: 更稳健地处理 Windows IPC 临时路径与临时文件清理 (#956)

Co-authored-by: Copilot <[email protected]>

Author: MistEO

source/AgentCommon/Transceiver.cpp

@@ -2,7 +2,12 @@
 
 #include <format>
 
+#ifdef _WIN32
+#include "MaaUtils/SafeWindows.hpp"
+#endif
+
 #include "MaaUtils/Platform.h"
+#include "MaaUtils/StringMisc.hpp"
 #include "MaaUtils/Uuid.h"
 
 MAA_AGENT_NS_BEGIN
@@ -29,12 +34,30 @@ bool Transceiver::handle_image_header(const json::value& j)
     return true;
 }
 
+static std::string temp_directory()
+{
+    auto path = std::filesystem::temp_directory_path();
+
+#ifdef _WIN32
+    // ZeroMQ IPC 在 Windows 上不支持 Unicode 路径，拉💩
+    if (GetACP() != CP_UTF8 && std::ranges::any_of(path.native(), [](wchar_t ch) { return ch > 127; })) {
+        path = MaaNS::path("C:/Temp");
+        if (!std::filesystem::exists(path)) {
+            std::filesystem::create_directories(path);
+        }
+    }
+#endif
+
+    return path_to_utf8_string(path);
+}
+
 void Transceiver::init_socket(const std::string& identifier, bool bind)
 {
-    static auto kTempDir = std::filesystem::temp_directory_path();
-    constexpr std::string_view kAddrFormat = "ipc://{}/maafw-agent-{}.sock";
+    static auto kTempDir = temp_directory();
 
-    ipc_addr_ = std::format(kAddrFormat, path_to_utf8_string(kTempDir), identifier);
+    std::string path = std::format("{}/maafw-agent-{}.sock", kTempDir, identifier);
+    ipc_addr_ = std::format("ipc://{}", path);
+    ipc_path_ = MaaNS::path(path);
 
     LogInfo << VAR(ipc_addr_) << VAR(identifier);
 
@@ -68,6 +91,9 @@ void Transceiver::uninit_socket()
 
     zmq_sock_.close();
     zmq_ctx_.close();
+
+    std::error_code ec;
+    std::filesystem::remove(ipc_path_, ec);
 }
 
 bool Transceiver::alive()

source/MaaAdbControlUnit/Screencap/EncodeToFile.cpp

@@ -55,7 +55,8 @@ std::optional<cv::Mat> ScreencapEncodeToFileAndPull::screencap()
     }
 
     auto image = imread(dst_path);
-    std::filesystem::remove(dst_path);
+    std::error_code ec;
+    std::filesystem::remove(dst_path, ec);
 
     if (image.empty()) {
         LogError << "Failed to read image from" << dst_path;

source/MaaFramework/Task/Component/CommandAction.cpp

@@ -21,7 +21,8 @@ TempFileHolder::~TempFileHolder()
             continue;
         }
         LogTrace << "remove" << VAR(p);
-        std::filesystem::remove(p);
+        std::error_code ec;
+        std::filesystem::remove(p, ec);
     }
 }
 

source/include/MaaAgent/Transceiver.h

@@ -82,6 +82,7 @@ class Transceiver
     zmq::socket_t zmq_sock_;
 
     std::string ipc_addr_;
+    std::filesystem::path ipc_path_;
 
     std::map<std::string /* uuid */, cv::Mat> recved_images_;