Disambiguate socket API pathes on Windows with user name

Addresses #3411

binary

@@ -1 +1 @@
-Subproject commit ac422574995d2339d98fff552f11450b18d7bcff
+Subproject commit a56480559ddda3af36b63bb42cfc6cfe05ebc6db

shell_integration/windows/OCUtil/RemotePathChecker.cpp

@@ -31,12 +31,24 @@
 
 using namespace std;
 
+#define BUFSIZE 512
+
+std::wstring getUserName() {
+    DWORD  len = BUFSIZE;
+    TCHAR  buf[BUFSIZE];
+    if (GetUserName(buf, &len)) {
+        return std::wstring(&buf[0], len);
+    } else {
+        return std::wstring();
+    }
+}
 
 // This code is run in a thread
 void RemotePathChecker::workerThreadLoop()
 {
     auto pipename = std::wstring(L"\\\\.\\pipe\\");
-    pipename += L"ownCloud";
+    pipename += L"ownCloud\\";
+    pipename += getUserName();
 
     bool connected = false;
     CommunicationSocket socket;
@@ -241,4 +253,4 @@ RemotePathChecker::FileState RemotePathChecker::_StrToFileState(const std::wstri
 	}
 
 	return StateNone;
-}
+}

src/gui/socketapi.cpp

@@ -67,7 +67,8 @@ SocketApi::SocketApi(QObject* parent)
 
     if (Utility::isWindows()) {
         socketPath = QLatin1String("\\\\.\\pipe\\")
-        + QLatin1String("ownCloud");
+                + QLatin1String("ownCloud") + '\\'
+                + QString::fromLocal8Bit(qgetenv("USERNAME"));
         // TODO: once the windows extension supports multiple
         // client connections, switch back to the theme name
         // See issue #2388