From cdccb53a9f492a06ad5db461a05e9c3fb6fce375 Mon Sep 17 00:00:00 2001
From: meatspace <bmdps3@gmail.com>
Date: Sat, 8 Aug 2026 15:01:50 -0500
Subject: [PATCH] Allow NPCs to open func_door entities

---
 sp/src/game/server/ai_basenpc.cpp | 10 ++++++++++
 sp/src/game/server/ai_navigator.h |  7 ++++++-
 2 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/sp/src/game/server/ai_basenpc.cpp b/sp/src/game/server/ai_basenpc.cpp
index f087f8a40e0..0c24167a49f 100644
--- a/sp/src/game/server/ai_basenpc.cpp
+++ b/sp/src/game/server/ai_basenpc.cpp
@@ -13947,6 +13947,16 @@ bool CAI_BaseNPC::OnObstructingDoor( AILocalMoveGoal_t *pMoveGoal,
 	{
 		if ( distClear < 0.1 )
 		{
+#ifdef MAPBASE
+			if ((CapabilitiesGet() & bits_CAP_AUTO_DOORS) && !pDoor->m_bLocked && !pDoor->HasSpawnFlags(SF_DOOR_NONPCS))
+			{
+				// Tell the door to open
+				m_flMoveWaitFinished = OpenDoorAndWait(pDoor);
+				*pResult = AIMR_OK;
+				GetNavigator()->NoteOpeningDoor();
+			}
+			else
+#endif // MAPBASE
 			*pResult = AIMR_BLOCKED_ENTITY;
 		}
 		else
diff --git a/sp/src/game/server/ai_navigator.h b/sp/src/game/server/ai_navigator.h
index a2100943c62..491b0b0d485 100644
--- a/sp/src/game/server/ai_navigator.h
+++ b/sp/src/game/server/ai_navigator.h
@@ -494,7 +494,12 @@ class CAI_Navigator : public CAI_Component,
 	// --------------------------------
 	
 	virtual AIMoveResult_t MoveEnact( const AILocalMoveGoal_t &baseMove );
-		
+	
+#ifdef MAPBASE
+public:
+	void NoteOpeningDoor() { OnNewGoal(); }
+#endif // MAPBASE
+	
 protected:
 	// made this virtual so strider can implement hover behavior with a navigator
 	virtual void 		MoveCalcBaseGoal(  AILocalMoveGoal_t *pMoveGoal);