From 2ed42e44bd6bc78b93c0a38abc2c073a10263c9b Mon Sep 17 00:00:00 2001
From: Erik Kundiman <erik@megapahit.org>
Date: Mon, 30 Jun 2025 19:34:07 +0800
Subject: Minimal @sit=<y/n> command implementation

---
 indra/newview/llagent.cpp      | 6 +++---
 indra/newview/llagent.h        | 3 +++
 indra/newview/llviewermenu.cpp | 2 +-
 indra/newview/rlvhandler.cpp   | 7 +++++++
 indra/newview/rlvhelper.cpp    | 1 +
 5 files changed, 15 insertions(+), 4 deletions(-)

diff --git a/indra/newview/llagent.cpp b/indra/newview/llagent.cpp
index b8b5ba2264..3a4e29afc1 100644
--- a/indra/newview/llagent.cpp
+++ b/indra/newview/llagent.cpp
@@ -387,6 +387,7 @@ LLAgent::LLAgent() :
     mbTeleportKeepsLookAt(false),
 
     mAllowedToStand(true),
+    mAllowedToSit(true),
 
     mAgentAccess(new LLAgentAccess(gSavedSettings)),
     mGodLevelChangeSignal(),
@@ -971,8 +972,7 @@ bool LLAgent::isSitting()
 
 void LLAgent::standUp()
 {
-    if (mAllowedToStand)
-        setControlFlags(AGENT_CONTROL_STAND_UP);
+    if (mAllowedToStand) setControlFlags(AGENT_CONTROL_STAND_UP);
 }
 
 void LLAgent::changeParcels()
@@ -1346,7 +1346,7 @@ LLVector3d LLAgent::getPosGlobalFromAgent(const LLVector3 &pos_agent) const
 
 void LLAgent::sitDown()
 {
-    setControlFlags(AGENT_CONTROL_SIT_ON_GROUND);
+    if (mAllowedToSit) setControlFlags(AGENT_CONTROL_SIT_ON_GROUND);
 }
 
 
diff --git a/indra/newview/llagent.h b/indra/newview/llagent.h
index 74d8719047..ca8aaaee86 100644
--- a/indra/newview/llagent.h
+++ b/indra/newview/llagent.h
@@ -448,8 +448,11 @@ public:
     void            sitDown();
     bool            isAllowedToStand() const      { return mAllowedToStand; }
     void            setAllowedToStand(bool allow) { mAllowedToStand = allow; }
+    bool            isAllowedToSit() const        { return mAllowedToSit; }
+    void            setAllowedToSit(bool allow)   { mAllowedToSit = allow; }
 private:
     bool            mAllowedToStand;
+    bool            mAllowedToSit;
 
     //--------------------------------------------------------------------
     // Do Not Disturb
diff --git a/indra/newview/llviewermenu.cpp b/indra/newview/llviewermenu.cpp
index 63527d8594..cb2a8a54b7 100644
--- a/indra/newview/llviewermenu.cpp
+++ b/indra/newview/llviewermenu.cpp
@@ -4506,7 +4506,7 @@ void handle_object_sit(LLViewerObject* object, const LLVector3& offset)
 {
     // get object selection offset
 
-    if (object && object->getPCode() == LL_PCODE_VOLUME)
+    if (gAgent.isAllowedToSit() && object && object->getPCode() == LL_PCODE_VOLUME)
     {
 
         gMessageSystem->newMessageFast(_PREHASH_AgentRequestSit);
diff --git a/indra/newview/rlvhandler.cpp b/indra/newview/rlvhandler.cpp
index 01f5d28ced..dce1471100 100644
--- a/indra/newview/rlvhandler.cpp
+++ b/indra/newview/rlvhandler.cpp
@@ -268,6 +268,13 @@ ECmdRet CommandHandlerBaseImpl<EParamType::AddRem>::processCommand(const RlvComm
     return (*pHandler)(rlvCmd, toggle);
 }
 
+template<> template<>
+ECmdRet BehaviourToggleHandler<EBehaviour::Sit>::onCommand(const RlvCommand& rlvCmd, bool& toggle)
+{
+    gAgent.setAllowedToSit(toggle);
+    return ECmdRet::Succeeded;
+}
+
 template<> template<>
 ECmdRet BehaviourToggleHandler<EBehaviour::Unsit>::onCommand(const RlvCommand& rlvCmd, bool& toggle)
 {
diff --git a/indra/newview/rlvhelper.cpp b/indra/newview/rlvhelper.cpp
index 7c5f939d31..f26b5a115f 100644
--- a/indra/newview/rlvhelper.cpp
+++ b/indra/newview/rlvhelper.cpp
@@ -60,6 +60,7 @@ BehaviourDictionary::BehaviourDictionary()
     addEntry(new ForceProcessor<EBehaviour::Unsit>("unsit"));
 
     // AddRem
+    addEntry(new BehaviourProcessor<EBehaviour::Sit>("sit"));
     addEntry(new BehaviourProcessor<EBehaviour::Unsit>("unsit"));
 
     // Populate mString2InfoMap (the tuple <behaviour, type> should be unique)
-- 
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