*Change vehicle faction the same as the driver's when driver enters it.

*Fix 3593 sql.

--HG--
branch : trunk

src/game/Unit.cpp

@@ -13626,16 +13626,16 @@ void Unit::RestoreFaction()
         ((Player*)this)->setFactionForRace(getRace());
     else
     {
-        CreatureInfo const *cinfo = ((Creature*)this)->GetCreatureInfo();
-
-        if(((Creature*)this)->isPet())
+        if(((Creature*)this)->HasSummonMask(SUMMON_MASK_MINION))
         {
             if(Unit* owner = GetOwner())
+            {
                 setFaction(owner->getFaction());
-            else if(cinfo)
-                setFaction(cinfo->faction_A);
+                return;
+            }
         }
-        else if(cinfo)  // normal creature
+
+        if(CreatureInfo const *cinfo = ((Creature*)this)->GetCreatureInfo())  // normal creature
             setFaction(cinfo->faction_A);
     }
 }

src/game/Vehicle.cpp

@@ -245,6 +245,7 @@ bool Vehicle::AddPassenger(Unit *unit, int8 seatId)
 
         if(seat->first == 0 && seat->second.seatInfo->IsUsable()) // not right
         {
+            setFaction(unit->getFaction());
             ((Player*)unit)->SetCharm(this, true);
             ((Player*)unit)->SetViewpoint(this, true);
             ((Player*)unit)->VehicleSpellInitialize();
@@ -289,6 +290,7 @@ void Vehicle::RemovePassenger(Unit *unit)
 
     if(unit->GetTypeId() == TYPEID_PLAYER && seat->first == 0 && seat->second.seatInfo->IsUsable())
     {
+        RestoreFaction();
         ((Player*)unit)->SetCharm(this, false);
         ((Player*)unit)->SetViewpoint(this, false);
         ((Player*)unit)->SendRemoveControlBar();