Merge pull request #1261 from ynput/bugfix/strip-launcher-paths-from-env-hook

Filter launcher paths from `PATH` passed to host

client/ayon_core/hooks/pre_remove_launcher_paths.py

@@ -0,0 +1,30 @@
+""""Pre launch hook to remove launcher paths from the system."""
+import os
+
+from ayon_applications import PreLaunchHook
+
+
+class PreRemoveLauncherPaths(PreLaunchHook):
+    """Remove launcher paths from the system.
+
+    This hook is used to remove launcher paths from the system before launching
+    an application. It is used to ensure that the application is launched with
+    the correct environment variables. Especially for Windows, where
+    paths in `PATH` are used to load DLLs. This is important to avoid
+    conflicts with other applications that may have the same DLLs in their
+    paths.
+    """
+    order = 1
+
+    def execute(self) -> None:
+        """Execute the hook."""
+        # Remove launcher paths from the system
+        ayon_root = os.path.normpath(os.environ["AYON_ROOT"])
+
+        paths = [
+            path
+            for path in self.launch_context.env.get(
+                "PATH", "").split(os.pathsep)
+            if not os.path.normpath(path).startswith(ayon_root)
+        ]
+        self.launch_context.env["PATH"] = os.pathsep.join(paths)