Core/Battlegrounds: Move to scripts (#29799)

* Introduce new BattlegroundScript class for map/bg specific scripts
* Remove all sub, zone specific, battleground classes except Arena
* Move all bg zone scripts to new BattlegroundScripts class in script folder
* Remove ZoneScript from Battleground class
* Remove some unused hooks from Battleground

5 files changed, 0 insertions, 649 deletions

diff --git a/src/server/scripts/Northrend/IsleOfConquest/boss_ioc_horde_alliance.cpp b/src/server/scripts/Northrend/IsleOfConquest/boss_ioc_horde_alliance.cpp
deleted file mode 100644
index 77f5e53207e..00000000000
--- a/src/server/scripts/Northrend/IsleOfConquest/boss_ioc_horde_alliance.cpp
+++ /dev/null
@@ -1,123 +0,0 @@
-/*
- * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "ScriptMgr.h"
-#include "BattlegroundIC.h"
-#include "ScriptedCreature.h"
-
-enum BossSpells
-{
-    SPELL_BRUTAL_STRIKE       = 58460,
-    SPELL_DAGGER_THROW        = 67280,
-    SPELL_CRUSHING_LEAP       = 68506,
-    SPELL_RAGE                = 66776
-};
-
-enum BossEvents
-{
-    EVENT_BRUTAL_STRIKE       = 1,
-    EVENT_DAGGER_THROW        = 2,
-    EVENT_CRUSHING_LEAP       = 3,
-    EVENT_CHECK_RANGE         = 4
-};
-
-struct boss_ioc_horde_alliance : public ScriptedAI
-{
-    boss_ioc_horde_alliance(Creature* creature) : ScriptedAI(creature) { }
-
-    void Reset() override
-    {
-        _events.Reset();
-
-        uint32 _npcGuard;
-        if (me->GetEntry() == NPC_HIGH_COMMANDER_HALFORD_WYRMBANE)
-            _npcGuard = NPC_SEVEN_TH_LEGION_INFANTRY;
-        else
-            _npcGuard = NPC_KOR_KRON_GUARD;
-
-        std::list<Creature*> guardsList;
-        me->GetCreatureListWithEntryInGrid(guardsList, _npcGuard, 100.0f);
-        for (std::list<Creature*>::const_iterator itr = guardsList.begin(); itr != guardsList.end(); ++itr)
-            (*itr)->Respawn();
-    };
-
-    void JustEngagedWith(Unit* /*who*/) override
-    {
-        _events.ScheduleEvent(EVENT_BRUTAL_STRIKE, 5s);
-        _events.ScheduleEvent(EVENT_DAGGER_THROW, 7s);
-        _events.ScheduleEvent(EVENT_CHECK_RANGE, 1s);
-        _events.ScheduleEvent(EVENT_CRUSHING_LEAP, 15s);
-    }
-
-    void SpellHit(WorldObject* caster, SpellInfo const* /*spellInfo*/) override
-    {
-        Unit* unitCaster = caster->ToUnit();
-        if (!unitCaster)
-            return;
-
-        if (unitCaster->IsVehicle())
-            Unit::Kill(me, unitCaster);
-    }
-
-    void UpdateAI(uint32 diff) override
-    {
-        if (!UpdateVictim())
-            return;
-
-        _events.Update(diff);
-
-        if (me->HasUnitState(UNIT_STATE_CASTING))
-            return;
-
-        while (uint32 eventId = _events.ExecuteEvent())
-        {
-            switch (eventId)
-            {
-                case EVENT_BRUTAL_STRIKE:
-                    DoCastVictim(SPELL_BRUTAL_STRIKE);
-                    _events.ScheduleEvent(EVENT_BRUTAL_STRIKE, 5s);
-                    break;
-                case EVENT_DAGGER_THROW:
-                    if (Unit* target = SelectTarget(SelectTargetMethod::Random, 1))
-                        DoCast(target, SPELL_DAGGER_THROW);
-                    _events.ScheduleEvent(EVENT_DAGGER_THROW, 7s);
-                    break;
-                case EVENT_CRUSHING_LEAP:
-                    DoCastVictim(SPELL_CRUSHING_LEAP);
-                    _events.ScheduleEvent(EVENT_CRUSHING_LEAP, 25s);
-                    break;
-                case EVENT_CHECK_RANGE:
-                    if (me->GetDistance(me->GetHomePosition()) > 25.0f)
-                        DoCast(me, SPELL_RAGE);
-                    else
-                        me->RemoveAurasDueToSpell(SPELL_RAGE);
-                    _events.ScheduleEvent(EVENT_CHECK_RANGE, 1s);
-                    break;
-                default:
-                    break;
-            }
-        }
-    }
-
-private:
-    EventMap _events;
-};
-
-void AddSC_boss_ioc_horde_alliance()
-{
-    RegisterCreatureAI(boss_ioc_horde_alliance);
-}
diff --git a/src/server/scripts/Northrend/IsleOfConquest/isle_of_conquest.cpp b/src/server/scripts/Northrend/IsleOfConquest/isle_of_conquest.cpp
deleted file mode 100644
index 1492335ce15..00000000000
--- a/src/server/scripts/Northrend/IsleOfConquest/isle_of_conquest.cpp
+++ /dev/null
@@ -1,392 +0,0 @@
-/*
- * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "ScriptMgr.h"
-#include "BattlegroundIC.h"
-#include "GameObject.h"
-#include "GameObjectAI.h"
-#include "Map.h"
-#include "MotionMaster.h"
-#include "ObjectAccessor.h"
-#include "PassiveAI.h"
-#include "Player.h"
-#include "ScriptedCreature.h"
-#include "SpellInfo.h"
-#include "SpellScript.h"
-#include "Vehicle.h"
-#include "WorldStateMgr.h"
-
-// TO-DO: This should be done with SmartAI, but yet it does not correctly support vehicles's AIs.
-//        Even adding ReactState Passive we still have issues using SmartAI.
-
-struct npc_four_car_garage : public NullCreatureAI
-{
-    npc_four_car_garage(Creature* creature) : NullCreatureAI(creature) { }
-
-    void PassengerBoarded(Unit* who, int8 /*seatId*/, bool apply) override
-    {
-        if (apply)
-        {
-            uint32 spellId = 0;
-
-            switch (me->GetEntry())
-            {
-                case NPC_DEMOLISHER:
-                    spellId = SPELL_DRIVING_CREDIT_DEMOLISHER;
-                    break;
-                case NPC_GLAIVE_THROWER_A:
-                case NPC_GLAIVE_THROWER_H:
-                    spellId = SPELL_DRIVING_CREDIT_GLAIVE;
-                    break;
-                case NPC_SIEGE_ENGINE_H:
-                case NPC_SIEGE_ENGINE_A:
-                    spellId = SPELL_DRIVING_CREDIT_SIEGE;
-                    break;
-                case NPC_CATAPULT:
-                    spellId = SPELL_DRIVING_CREDIT_CATAPULT;
-                    break;
-                default:
-                    return;
-            }
-
-            me->CastSpell(who, spellId, true);
-        }
-    }
-};
-
-enum Events
-{
-    EVENT_TALK  = 1,
-    EVENT_DESPAWN
-};
-
-enum Texts
-{
-    SAY_ONBOARD = 0
-};
-
-struct npc_ioc_gunship_captain : public ScriptedAI
-{
-    npc_ioc_gunship_captain(Creature* creature) : ScriptedAI(creature) { }
-
-    void JustAppeared() override
-    {
-        DoCast(me, SPELL_SIMPLE_TELEPORT);
-        _events.ScheduleEvent(EVENT_TALK, 3s);
-    }
-
-    void UpdateAI(uint32 diff) override
-    {
-        _events.Update(diff);
-        while (uint32 eventId = _events.ExecuteEvent())
-        {
-            switch (eventId)
-            {
-                case EVENT_TALK:
-                    _events.ScheduleEvent(EVENT_DESPAWN, 1s);
-                    Talk(SAY_ONBOARD);
-                    DoCast(me, SPELL_TELEPORT_VISUAL_ONLY);
-                    break;
-                case EVENT_DESPAWN:
-                    me->DespawnOrUnsummon();
-                    break;
-                default:
-                    break;
-            }
-        }
-    }
-
-private:
-    EventMap _events;
-};
-
-struct npc_ioc_siege_engine : public ScriptedAI
-{
-    npc_ioc_siege_engine(Creature* creature) : ScriptedAI(creature) { }
-
-    static constexpr uint32 SPELL_DAMAGED = 67323;
-    static constexpr uint32 VEHICLE_REC_ID = 514;
-    static constexpr int32 ACTION_REPAIRED = 1;
-
-    void JustAppeared() override
-    {
-        me->RemoveVehicleKit(false);
-        DoCastSelf(SPELL_DAMAGED);
-    }
-
-    void DoAction(int32 actionId) override
-    {
-        // there should be some moving involved first
-        if (actionId == ACTION_REPAIRED)
-        {
-            me->CreateVehicleKit(VEHICLE_REC_ID, me->GetEntry(), false);
-            me->GetVehicleKit()->InstallAllAccessories(false);
-        }
-    }
-};
-
-struct go_ioc_capturable_object : public GameObjectAI
-{
-    go_ioc_capturable_object(GameObject* go) : GameObjectAI(go) { }
-
-    bool OnGossipHello(Player* player) override
-    {
-        if (me->GetGoState() != GO_STATE_READY || me->HasFlag(GO_FLAG_NOT_SELECTABLE))
-            return true;
-
-        if (ZoneScript* zonescript = me->GetZoneScript())
-        {
-            zonescript->DoAction(ACTION_IOC_INTERACT_CAPTURABLE_OBJECT, player, me);
-            return false;
-        }
-
-        return true;
-    }
-};
-
-struct go_ioc_contested_object : public go_ioc_capturable_object
-{
-    go_ioc_contested_object(GameObject* go) : go_ioc_capturable_object(go) { }
-
-    void Reset() override
-    {
-        go_ioc_capturable_object::Reset();
-        _scheduler.Schedule(1min, [&](TaskContext)
-        {
-            if (ZoneScript* zonescript = me->GetZoneScript())
-                zonescript->DoAction(ACTION_IOC_CAPTURE_CAPTURABLE_OBJECT, me, me);
-        });
-    }
-
-    void UpdateAI(uint32 diff) override
-    {
-        _scheduler.Update(diff);
-    }
-
-private:
-    TaskScheduler _scheduler;
-};
-
-// 67323 - Damaged
-class spell_ioc_damaged : public AuraScript
-{
-    void HandleRemove(AuraEffect const* /*aurEff*/, AuraEffectHandleModes /*mode*/) const
-    {
-        if (Creature const* creatureTarget = GetTarget()->ToCreature())
-            if (UnitAI* ai = creatureTarget->GetAI())
-                ai->DoAction(npc_ioc_siege_engine::ACTION_REPAIRED);
-    }
-
-    void Register() override
-    {
-        OnEffectRemove += AuraEffectRemoveFn(spell_ioc_damaged::HandleRemove, EFFECT_0, SPELL_AURA_DUMMY, AURA_EFFECT_HANDLE_REAL);
-    }
-};
-
-// 66630 - Alliance Gunship Portal
-// 66637 - Horde Gunship Portal
-class spell_ioc_gunship_portal : public SpellScript
-{
-    bool Load() override
-    {
-        return GetCaster()->GetTypeId() == TYPEID_PLAYER;
-    }
-
-    void HandleScript(SpellEffIndex /*effIndex*/)
-    {
-        Player* caster = GetCaster()->ToPlayer();
-        /*
-         * HACK: GetWorldLocation() returns real position and not transportposition.
-         * ServertoClient: SMSG_MOVE_TELEPORT (0x0B39)
-         * counter: 45
-         * Tranpsort Guid: Full: xxxx Type: MOTransport Low: xxx
-         * Transport Position X: 0 Y: 0 Z: 0 O: 0
-         * Position: X: 7.305609 Y: -0.095246 Z: 34.51022 O: 0
-         */
-        caster->TeleportTo(GetHitCreature()->GetWorldLocation(), TELE_TO_NOT_LEAVE_TRANSPORT);
-    }
-
-    void Register() override
-    {
-        OnEffectHitTarget += SpellEffectFn(spell_ioc_gunship_portal::HandleScript, EFFECT_0, SPELL_EFFECT_SCRIPT_EFFECT);
-    }
-};
-
-// 66656 - Parachute
-class spell_ioc_parachute_ic : public AuraScript
-{
-    void HandleTriggerSpell(AuraEffect const* /*aurEff*/)
-    {
-        PreventDefaultAction();
-        if (Player* target = GetTarget()->ToPlayer())
-            if (target->m_movementInfo.GetFallTime() > 2000 && !target->GetTransport())
-                target->CastSpell(target, SPELL_PARACHUTE_IC, true);
-    }
-
-    void Register() override
-    {
-        OnEffectPeriodic += AuraEffectPeriodicFn(spell_ioc_parachute_ic::HandleTriggerSpell, EFFECT_0, SPELL_AURA_PERIODIC_TRIGGER_SPELL);
-    }
-};
-
-class StartLaunchEvent : public BasicEvent
-{
-    public:
-        StartLaunchEvent(Position const& pos, ObjectGuid const& guid) : _pos(pos), _guid(guid)
-        {
-        }
-
-        bool Execute(uint64 /*time*/, uint32 /*diff*/) override
-        {
-            Player* player = ObjectAccessor::FindPlayer(_guid);
-            if (!player || !player->GetVehicle())
-                return true;
-
-            player->AddAura(SPELL_LAUNCH_NO_FALLING_DAMAGE, player); // prevents falling damage
-            float speedZ = 10.0f;
-            float dist = player->GetExactDist2d(&_pos);
-
-            player->ExitVehicle();
-            player->GetMotionMaster()->MoveJump(_pos, dist, speedZ, EVENT_JUMP, true);
-            return true;
-        }
-
-    private:
-        Position _pos;
-        ObjectGuid _guid;
-};
-
-// 66218 - Launch
-class spell_ioc_launch : public SpellScript
-{
-    void Launch()
-    {
-        if (!GetCaster()->ToCreature() || !GetExplTargetDest())
-            return;
-
-        GetCaster()->ToCreature()->m_Events.AddEvent(new StartLaunchEvent(*GetExplTargetDest(), ASSERT_NOTNULL(GetHitPlayer())->GetGUID()), GetCaster()->ToCreature()->m_Events.CalculateTime(2500ms));
-    }
-
-    void Register() override
-    {
-        AfterHit += SpellHitFn(spell_ioc_launch::Launch);
-    }
-};
-
-enum SeaforiumBombSpells
-{
-    SPELL_SEAFORIUM_BLAST       = 66676,
-    SPELL_HUGE_SEAFORIUM_BLAST  = 66672,
-    SPELL_A_BOMB_INABLE_CREDIT  = 68366,
-    SPELL_A_BOMB_INATION_CREDIT = 68367
-};
-
-// 66672 - Huge Seaforium Blast
-// 66676 - Seaforium Blast
-class spell_ioc_seaforium_blast_credit : public SpellScript
-{
-    bool Validate(SpellInfo const* /*spellInfo*/) override
-    {
-        return ValidateSpellInfo({ SPELL_A_BOMB_INABLE_CREDIT, SPELL_A_BOMB_INATION_CREDIT });
-    }
-
-    void HandleAchievementCredit(SpellEffIndex /*effIndex*/)
-    {
-        uint32 _creditSpell = 0;
-        Unit* caster = GetOriginalCaster();
-        if (!caster)
-            return;
-
-        if (GetSpellInfo()->Id == SPELL_SEAFORIUM_BLAST)
-            _creditSpell = SPELL_A_BOMB_INABLE_CREDIT;
-        else if (GetSpellInfo()->Id == SPELL_HUGE_SEAFORIUM_BLAST)
-            _creditSpell = SPELL_A_BOMB_INATION_CREDIT;
-
-        if (GetHitGObj() && GetHitGObj()->IsDestructibleBuilding())
-            caster->CastSpell(caster, _creditSpell, true);
-    }
-
-    void Register() override
-    {
-        OnEffectHitTarget += SpellEffectFn(spell_ioc_seaforium_blast_credit::HandleAchievementCredit, EFFECT_1, SPELL_EFFECT_GAMEOBJECT_DAMAGE);
-    }
-};
-
-class at_ioc_exploit : public AreaTriggerScript
-{
-public:
-    at_ioc_exploit() : AreaTriggerScript("at_ioc_exploit") { }
-
-    bool OnExit(Player* player, AreaTriggerEntry const* /*trigger*/) override
-    {
-        if (Battleground* battleground = player->GetBattleground())
-            if (battleground->GetStatus() == STATUS_WAIT_JOIN)
-                battleground->TeleportPlayerToExploitLocation(player);
-
-        return true;
-    }
-};
-
-class at_ioc_backdoor_job : public AreaTriggerScript
-{
-public:
-    static constexpr uint32 AT_HORDE_KEEP = 5535;
-    static constexpr uint32 AT_ALLIANCE_KEEP = 5536;
-
-    at_ioc_backdoor_job() : AreaTriggerScript("at_ioc_backdoor_job") { }
-
-    bool OnTrigger(Player* player, AreaTriggerEntry const* trigger) override
-    {
-        /// @hack: this spell should be cast by npc 22515 (World Trigger) and not by the player
-        if (player->GetBGTeam() == HORDE && trigger->ID == AT_ALLIANCE_KEEP)
-        {
-            bool keepClosed = sWorldStateMgr->GetValue(BG_IC_GATE_EAST_A_WS_CLOSED, player->GetMap()) == 1
-                && sWorldStateMgr->GetValue(BG_IC_GATE_WEST_A_WS_CLOSED, player->GetMap()) == 1
-                && sWorldStateMgr->GetValue(BG_IC_GATE_FRONT_A_WS_CLOSED, player->GetMap()) == 1;
-
-            if (keepClosed)
-                player->CastSpell(player, SPELL_BACK_DOOR_JOB_ACHIEVEMENT, true);
-        }
-        else if (player->GetBGTeam() == ALLIANCE && trigger->ID == AT_HORDE_KEEP)
-        {
-            bool keepClosed = sWorldStateMgr->GetValue(BG_IC_GATE_EAST_H_WS_CLOSED, player->GetMap()) == 1
-                && sWorldStateMgr->GetValue(BG_IC_GATE_WEST_H_WS_CLOSED, player->GetMap()) == 1
-                && sWorldStateMgr->GetValue(BG_IC_GATE_FRONT_H_WS_CLOSED, player->GetMap()) == 1;
-
-            if (keepClosed)
-                player->CastSpell(player, SPELL_BACK_DOOR_JOB_ACHIEVEMENT, true);
-        }
-
-        return true;
-    }
-};
-
-void AddSC_isle_of_conquest()
-{
-    RegisterCreatureAI(npc_four_car_garage);
-    RegisterCreatureAI(npc_ioc_gunship_captain);
-    RegisterCreatureAI(npc_ioc_siege_engine);
-    RegisterGameObjectAI(go_ioc_capturable_object);
-    RegisterGameObjectAI(go_ioc_contested_object);
-    RegisterSpellScript(spell_ioc_damaged);
-    RegisterSpellScript(spell_ioc_gunship_portal);
-    RegisterSpellScript(spell_ioc_parachute_ic);
-    RegisterSpellScript(spell_ioc_launch);
-    RegisterSpellScript(spell_ioc_seaforium_blast_credit);
-    new at_ioc_exploit();
-    new at_ioc_backdoor_job();
-}
diff --git a/src/server/scripts/Northrend/StrandOfTheAncients/strand_of_the_ancients.cpp b/src/server/scripts/Northrend/StrandOfTheAncients/strand_of_the_ancients.cpp
deleted file mode 100644
index ed268327760..00000000000
--- a/src/server/scripts/Northrend/StrandOfTheAncients/strand_of_the_ancients.cpp
+++ /dev/null
@@ -1,87 +0,0 @@
-/*
- * This file is part of the TrinityCore Project. See AUTHORS file for Copyright information
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the
- * Free Software Foundation; either version 2 of the License, or (at your
- * option) any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
-#include "ScriptMgr.h"
-#include "BattlegroundSA.h"
-#include "GameObject.h"
-#include "GameObjectAI.h"
-#include "Player.h"
-#include "SpellScript.h"
-#include "ZoneScript.h"
-
-// 191305 - Horde Banner
-// 191306 - Alliance Banner
-// 191307 - Horde Banner
-// 191308 - Alliance Banner
-// 191309 - Horde Banner
-// 191310 - Alliance Banner
-struct go_sota_capturable_object : public GameObjectAI
-{
-    go_sota_capturable_object(GameObject* go) : GameObjectAI(go) { }
-
-    bool OnGossipHello(Player* player) override
-    {
-        if (me->GetGoState() != GO_STATE_READY || me->HasFlag(GO_FLAG_NOT_SELECTABLE))
-            return true;
-
-        if (ZoneScript* zonescript = me->GetZoneScript())
-        {
-            zonescript->DoAction(ACTION_SOTA_CAPTURE_GRAVEYARD, player, me);
-            return false;
-        }
-
-        return true;
-    }
-};
-
-// 52410 - Place Seaforium Charge
-class spell_place_seaforium_charge : public SpellScript
-{
-    enum Spells
-    {
-        SPELL_PLACE_SEAFORIUM_CHARGE_HORDE = 226090,
-        SPELL_PLACE_SEAFORIUM_CHARGE_ALLIANCE = 226094
-    };
-
-    bool Validate(SpellInfo const* /*spell*/) override
-    {
-        return ValidateSpellInfo({ SPELL_PLACE_SEAFORIUM_CHARGE_HORDE, SPELL_PLACE_SEAFORIUM_CHARGE_ALLIANCE });
-    }
-
-    void HandleDummy(SpellEffIndex /*effIndex*/)
-    {
-        if (Player* playerCaster = GetCaster()->ToPlayer())
-        {
-            Team const team = playerCaster->GetBGTeam();
-            if (team == ALLIANCE)
-                playerCaster->CastSpell(playerCaster, SPELL_PLACE_SEAFORIUM_CHARGE_ALLIANCE, true);
-            else if (team == HORDE)
-                playerCaster->CastSpell(playerCaster, SPELL_PLACE_SEAFORIUM_CHARGE_HORDE, true);
-        }
-    }
-
-    void Register() override
-    {
-        OnEffectHit += SpellEffectFn(spell_place_seaforium_charge::HandleDummy, EFFECT_0, SPELL_EFFECT_DUMMY);
-    }
-};
-
-void AddSC_strand_of_the_ancients()
-{
-    RegisterGameObjectAI(go_sota_capturable_object);
-    RegisterSpellScript(spell_place_seaforium_charge);
-}
diff --git a/src/server/scripts/Northrend/northrend_script_loader.cpp b/src/server/scripts/Northrend/northrend_script_loader.cpp
index fe2514d804e..639aa223fa8 100644
--- a/src/server/scripts/Northrend/northrend_script_loader.cpp
+++ b/src/server/scripts/Northrend/northrend_script_loader.cpp
@@ -194,9 +194,6 @@ void AddSC_boss_baltharus_the_warborn();
 void AddSC_boss_saviana_ragefire();
 void AddSC_boss_general_zarithrian();
 void AddSC_boss_halion();
-// Isle of Conquest
-void AddSC_isle_of_conquest();
-void AddSC_boss_ioc_horde_alliance();
 
 void AddSC_dalaran();
 void AddSC_borean_tundra();
@@ -210,8 +207,6 @@ void AddSC_wintergrasp();
 void AddSC_zuldrak();
 void AddSC_crystalsong_forest();
 
-void AddSC_strand_of_the_ancients();
-
 // The name of this function should match:
 // void Add${NameOfDirectory}Scripts()
 void AddNorthrendScripts()
@@ -394,9 +389,6 @@ void AddNorthrendScripts()
     AddSC_boss_saviana_ragefire();
     AddSC_boss_general_zarithrian();
     AddSC_boss_halion();
-    // Isle of Conquest
-    AddSC_isle_of_conquest();
-    AddSC_boss_ioc_horde_alliance();
 
     AddSC_dalaran();
     AddSC_borean_tundra();
@@ -408,6 +400,4 @@ void AddNorthrendScripts()
     AddSC_storm_peaks();
     AddSC_wintergrasp();
     AddSC_zuldrak();
-
-    AddSC_strand_of_the_ancients();
 }
diff --git a/src/server/scripts/Northrend/zone_dalaran.cpp b/src/server/scripts/Northrend/zone_dalaran.cpp
index 46460521b6b..92fc14b2c64 100644
--- a/src/server/scripts/Northrend/zone_dalaran.cpp
+++ b/src/server/scripts/Northrend/zone_dalaran.cpp
@@ -24,7 +24,6 @@ SDCategory: Dalaran
 Script Data End */
 
 #include "ScriptMgr.h"
-#include "BattlegroundDS.h"
 #include "Containers.h"
 #include "DatabaseEnv.h"
 #include "Mail.h"
@@ -254,44 +253,8 @@ private:
     EventMap events;
 };
 
-class at_ds_pipe_knockback : public AreaTriggerScript
-{
-public:
-    at_ds_pipe_knockback() : AreaTriggerScript("at_ds_pipe_knockback") { }
-
-    void Trigger(Player* player) const
-    {
-        if (Battleground* battleground = player->GetBattleground())
-        {
-            if (battleground->GetStatus() != STATUS_IN_PROGRESS)
-                return;
-
-            // Remove effects of Demonic Circle Summon
-            player->RemoveAurasDueToSpell(SPELL_WARL_DEMONIC_CIRCLE);
-
-            // Someone has get back into the pipes and the knockback has already been performed,
-            // so we reset the knockback count for kicking the player again into the arena.
-            if (battleground->GetData(BG_DS_DATA_PIPE_KNOCKBACK_COUNT) >= BG_DS_PIPE_KNOCKBACK_TOTAL_COUNT)
-                battleground->SetData(BG_DS_DATA_PIPE_KNOCKBACK_COUNT, 0);
-        }
-    }
-
-    bool OnTrigger(Player* player, AreaTriggerEntry const* /*trigger*/) override
-    {
-        Trigger(player);
-        return true;
-    }
-
-    bool OnExit(Player* player, AreaTriggerEntry const* /*trigger*/) override
-    {
-        Trigger(player);
-        return true;
-    }
-};
-
 void AddSC_dalaran()
 {
     RegisterCreatureAI(npc_mageguard_dalaran);
     RegisterCreatureAI(npc_minigob_manabonk);
-    new at_ds_pipe_knockback();
 }