[Client] Disallow clients from scaling their associated players

Additionally, display messages when trying to scale players.

apps/openmw/mwmp/DedicatedPlayer.cpp

@@ -239,7 +239,7 @@ void DedicatedPlayer::setShapeshift()
         if (!isWerewolf)
             setEquipment();
     }
-    
+
     MWBase::Environment::get().getWorld()->scaleObject(ptr, scale);
 }
 

apps/openmw/mwmp/LocalPlayer.cpp

@@ -1596,16 +1596,6 @@ void LocalPlayer::sendBook(const std::string& bookId)
     getNetworking()->getPlayerPacket(ID_PLAYER_BOOK)->Send();
 }
 
-void LocalPlayer::sendScale(float newScale)
-{
-    scale = newScale;
-
-    LOG_MESSAGE_SIMPLE(Log::LOG_INFO, "Sending ID_PLAYER_SHAPESHIFT with scale of %f", scale);
-
-    getNetworking()->getPlayerPacket(ID_PLAYER_SHAPESHIFT)->setPlayer(this);
-    getNetworking()->getPlayerPacket(ID_PLAYER_SHAPESHIFT)->Send();
-}
-
 void LocalPlayer::sendWerewolfState(bool werewolfState)
 {
     isWerewolf = werewolfState;

apps/openmw/mwmp/LocalPlayer.hpp

@@ -86,7 +86,6 @@ namespace mwmp
         void sendTopic(const std::string& topic);
         void sendKill(const std::string& refId, int number);
         void sendBook(const std::string& bookId);
-        void sendScale(float newScale);
         void sendWerewolfState(bool isWerewolf);
         void sendMarkLocation(const ESM::Cell& newMarkCell, const ESM::Position& newMarkPosition);
         void sendSelectedSpell(const std::string& newSelectedSpellId);

apps/openmw/mwscript/transformationextensions.cpp

@@ -6,6 +6,7 @@
     Include additional headers for multiplayer purposes
 */
 #include <components/openmw-mp/Log.hpp>
+#include "../mwbase/windowmanager.hpp"
 #include "../mwmp/Main.hpp"
 #include "../mwmp/Networking.hpp"
 #include "../mwmp/LocalPlayer.hpp"
@@ -59,19 +60,24 @@ namespace MWScript
                     /*
                         Start of tes3mp addition
 
-                        Send an ID_PLAYER_SHAPESHIFT every time a player changes
-                        their own scale
+                        Prevent players from changing their own scale
 
-                        Otherwise, send an ID_OBJECT_SCALE every time an object's
+                        Send an ID_OBJECT_SCALE every time an object's
                         scale is changed through a script
                     */
                     if (ptr == MWMechanics::getPlayer())
-                        mwmp::Main::get().getLocalPlayer()->sendScale(scale);
-                    else if (ptr.isInCell() && (ptr.getCellRef().getScale() != scale))
+                    {
+                        MWBase::Environment::get().getWindowManager()->
+                            messageBox("You can't change your own scale in multiplayer. Only the server can.");
+                    }
+                    else if (ptr.isInCell() && ptr.getCellRef().getScale() != scale)
                     {
                         // Ignore attempts to change another player's scale
                         if (mwmp::PlayerList::isDedicatedPlayer(ptr))
-                            return;
+                        {
+                            MWBase::Environment::get().getWindowManager()->
+                                messageBox("You can't change the scales of other players. Only the server can.");
+                        }
                         else
                         {
                             mwmp::ObjectList *objectList = mwmp::Main::get().getNetworking()->getObjectList();