Core/Conditions: Added conditions for automatic learning spells with SkillLineAbility::AcquireMethod = 4

Port From (https://github.com/TrinityCore/TrinityCore/commit/7eaa695581589e8cb9a277f9c13ad0e3daf669a7)

Source/Game/DataStorage/DB2HotfixGenerator.cs

@@ -0,0 +1,52 @@
+// Copyright (c) CypherCore <http://github.com/CypherCore> All rights reserved.
+// Licensed under the GNU GENERAL PUBLIC LICENSE. See LICENSE file in the project root for full license information.
+
+using System;
+using System.Collections.Generic;
+
+namespace Game.DataStorage
+{
+    class DB2HotfixGenerator<T> where T : new()
+    {
+        DB6Storage<T> _storage;
+        uint _count;
+
+        public DB2HotfixGenerator(DB6Storage<T> storage)
+        {
+            _storage = storage;
+        }
+
+        public void ApplyHotfix(uint id, Action<T> fixer, bool notifyClient = false) { ApplyHotfix([id, 1], fixer, notifyClient); }
+
+        public uint GetAppliedHotfixesCount() { return _count; }
+
+        void ApplyHotfix(Span<uint> ids, Action<T> fixer, bool notifyClient)
+        {
+            foreach (uint id in ids)
+            {
+                T entry = _storage.LookupByKey(id);
+                if (entry == null)
+                {
+                    LogMissingRecord(_storage.GetName(), id);
+                    continue;
+                }
+
+                fixer(entry);
+                ++_count;
+
+                if (notifyClient)
+                    AddClientHotfix(_storage.GetTableHash(), id);
+            }
+        }
+
+        void LogMissingRecord(string storageName, uint recordId)
+        {
+            Log.outError(LogFilter.Server, $"Hotfix specified for {storageName} row id {recordId} which does not exist");
+        }
+
+        void AddClientHotfix(uint tableHash, uint recordId)
+        {
+            Global.DB2Mgr.InsertNewHotfix(tableHash, recordId);
+        }
+    }
+}

Source/Game/DataStorage/DB2Manager.cs

@@ -801,6 +801,7 @@ namespace Game.DataStorage
                 push.Records.Add(hotfixRecord);
                 push.AvailableLocalesMask |= hotfixRecord.AvailableLocalesMask;
 
+                _maxHotfixId = Math.Max(_maxHotfixId, id);
                 deletedRecords[(tableHash, recordId)] = status == HotfixRecord.Status.RecordRemoved;
 
                 ++count;
@@ -960,6 +961,20 @@ namespace Game.DataStorage
             return AnimationDataStorage.GetNumRows();
         }
 
+        public void InsertNewHotfix(uint tableHash, uint recordId)
+        {
+            HotfixRecord hotfixRecord = new();
+            hotfixRecord.TableHash = tableHash;
+            hotfixRecord.RecordID = (int)recordId;
+            hotfixRecord.ID.PushID = (int)++_maxHotfixId;
+            hotfixRecord.ID.UniqueID = RandomHelper.Rand32();
+            hotfixRecord.AvailableLocalesMask = 0xDFF;
+
+            HotfixPush push = _hotfixData[hotfixRecord.ID.PushID];
+            push.Records.Add(hotfixRecord);
+            push.AvailableLocalesMask |= hotfixRecord.AvailableLocalesMask;
+        }
+
         public List<uint> GetAreasForGroup(uint areaGroupId)
         {
             return _areaGroupMembers.LookupByKey(areaGroupId);
@@ -2479,6 +2494,8 @@ namespace Game.DataStorage
         public static byte[] HordeTaxiNodesMask;
         public static byte[] AllianceTaxiNodesMask;
         public static Dictionary<uint, TaxiPathNodeRecord[]> TaxiPathNodesByPath = new();
+
+        int _maxHotfixId;
     }
 
     class UiMapBounds