Core/Instances: Drop allowMount column in instance_template as it is already handled properly by SPELL_ATTR0_OUTDOORS_ONLY

sql/updates/world/4.3.4/2023_01_09_00_world.sql

@@ -0,0 +1,2 @@
+-- 
+ALTER TABLE `instance_template` DROP `allowMount`;

src/server/game/Globals/ObjectMgr.cpp

@@ -5520,8 +5520,8 @@ void ObjectMgr::LoadInstanceTemplate()
 {
     uint32 oldMSTime = getMSTime();
 
-    //                                                0     1       2        4
-    QueryResult result = WorldDatabase.Query("SELECT map, parent, script, allowMount FROM instance_template");
+    //                                                0     1       2
+    QueryResult result = WorldDatabase.Query("SELECT map, parent, script FROM instance_template");
 
     if (!result)
     {
@@ -5543,8 +5543,6 @@ void ObjectMgr::LoadInstanceTemplate()
         }
 
         InstanceTemplate instanceTemplate;
-
-        instanceTemplate.AllowMount = fields[3].GetBool();
         instanceTemplate.Parent     = uint32(fields[1].GetUInt16());
         instanceTemplate.ScriptId   = sObjectMgr->GetScriptId(fields[2].GetString());
 

src/server/game/Globals/ObjectMgr.h

@@ -158,7 +158,6 @@ struct InstanceTemplate
 
     uint32 Parent;
     uint32 ScriptId;
-    bool AllowMount;
 };
 
 typedef std::unordered_map<uint16, InstanceTemplate> InstanceTemplateContainer;

src/server/game/Handlers/MovementHandler.cpp

@@ -169,13 +169,14 @@ void WorldSession::HandleMoveWorldportAck()
     // resurrect character at enter into instance where his corpse exist after add to map
 
     if (mEntry->IsDungeon() && !GetPlayer()->IsAlive())
+    {
         if (GetPlayer()->GetCorpseLocation().GetMapId() == mEntry->ID)
         {
             GetPlayer()->ResurrectPlayer(0.5f, false);
             GetPlayer()->SpawnCorpseBones();
         }
+    }
 
-    bool allowMount = !mEntry->IsDungeon() || mEntry->IsBattlegroundOrArena();
     if (mInstance)
     {
         // check if this instance has a reset time and send it to player if so
@@ -195,15 +196,8 @@ void WorldSession::HandleMoveWorldportAck()
         // check if instance is valid
         if (!GetPlayer()->CheckInstanceValidity(false))
             GetPlayer()->m_InstanceValid = false;
-
-        // instance mounting is handled in InstanceTemplate
-        allowMount = mInstance->AllowMount;
     }
 
-    // mount allow check
-    if (!allowMount)
-        _player->RemoveAurasByType(SPELL_AURA_MOUNTED);
-
     // update zone immediately, otherwise leave channel will cause crash in mtmap
     uint32 newzone, newarea;
     GetPlayer()->GetZoneAndAreaId(newzone, newarea);

src/server/game/Spells/Spell.cpp

@@ -6412,14 +6412,6 @@ SpellCastResult Spell::CheckCast(bool strict, uint32* param1 /*= nullptr*/, uint
                 if (unitCaster->IsInWater() && m_spellInfo->HasAura(SPELL_AURA_MOD_INCREASE_MOUNTED_FLIGHT_SPEED))
                     return SPELL_FAILED_ONLY_ABOVEWATER;
 
-                // Ignore map check if spell have AreaId. AreaId already checked and this prevent special mount spells
-                bool allowMount = !unitCaster->GetMap()->IsDungeon() || unitCaster->GetMap()->IsBattlegroundOrArena();
-                InstanceTemplate const* it = sObjectMgr->GetInstanceTemplate(unitCaster->GetMapId());
-                if (it)
-                    allowMount = it->AllowMount;
-                if (unitCaster->GetTypeId() == TYPEID_PLAYER && !allowMount && !m_spellInfo->AreaGroupId)
-                    return SPELL_FAILED_NO_MOUNTS_ALLOWED;
-
                 if (unitCaster->IsInDisallowedMountForm())
                 {
                     if (mountResult)