Core/Players: - Fixed auto learning class abilities that are rewarded from quests if starting Exile's Reach in case player chose not to start there

Port From (https://github.com/TrinityCore/TrinityCore/commit/b4bdc4eea678628ffdfda9bf2c1f8c9f02b7b7f1)

Source/Framework/Constants/CliDBConst.cs

@@ -46,6 +46,11 @@ namespace Framework.Constants
         RewardedFromQuest = 4 // Learned as quest reward, also re-learned if missing
     }
 
+    public enum SkillLineAbilityFlags
+    {
+        CanFallbackToLearnedOnSkillLearn = 0x80, // The skill is rewarded from a quest if player started on exile's reach
+    }
+
     public enum Anim
     {
         Stand = 0,

Source/Game/DataStorage/Structs/S_Records.cs

@@ -109,7 +109,7 @@ namespace Game.DataStorage
         public AbilityLearnType AcquireMethod;
         public ushort TrivialSkillLineRankHigh;
         public ushort TrivialSkillLineRankLow;
-        public int Flags;
+        public SkillLineAbilityFlags Flags;
         public byte NumSkillUps;
         public short UniqueBit;
         public short TradeSkillCategoryID;

Source/Game/Entities/Player/Player.Spells.cs

@@ -1580,8 +1580,19 @@ namespace Game.Entities
                 if (spellInfo == null)
                     continue;
 
-                if (ability.AcquireMethod != AbilityLearnType.OnSkillValue && ability.AcquireMethod != AbilityLearnType.OnSkillLearn)
-                    continue;
+                switch (ability.AcquireMethod)
+                {
+                    case AbilityLearnType.OnSkillValue:
+                    case AbilityLearnType.OnSkillLearn:
+                        break;
+                    case AbilityLearnType.RewardedFromQuest:
+                        if (!ability.Flags.HasAnyFlag(SkillLineAbilityFlags.CanFallbackToLearnedOnSkillLearn) ||
+                            !spellInfo.MeetsFutureSpellPlayerCondition(this))
+                            continue;
+                        break;
+                    default:
+                        continue;
+                }
 
                 // AcquireMethod == 2 && NumSkillUps == 1 -. automatically learn riding skill spell, else we skip it (client shows riding in spellbook as trainable).
                 if (skillId == (uint)SkillType.Riding && (ability.AcquireMethod != AbilityLearnType.OnSkillLearn || ability.NumSkillUps != 1))

Source/Game/Spells/SpellInfo.cs

@@ -76,6 +76,7 @@ namespace Game.Spells
                 IconFileDataId = _misc.SpellIconFileDataID;
                 ActiveIconFileDataId = _misc.ActiveIconFileDataID;
                 ContentTuningId = _misc.ContentTuningID;
+                ShowFutureSpellPlayerConditionID = (uint)_misc.ShowFutureSpellPlayerConditionID;
             }
 
             if (visuals != null)
@@ -3458,6 +3459,15 @@ namespace Game.Spells
             }
         }
 
+        public bool MeetsFutureSpellPlayerCondition(Player player)
+        {
+            if (ShowFutureSpellPlayerConditionID == 0)
+                return false;
+
+            var playerCondition = CliDB.PlayerConditionStorage.LookupByKey(ShowFutureSpellPlayerConditionID);
+            return playerCondition == null || ConditionManager.IsPlayerMeetingCondition(player, playerCondition);
+        }
+        
         public static SpellCastTargetFlags GetTargetFlagMask(SpellTargetObjectTypes objType)
         {
             switch (objType)
@@ -3600,6 +3610,7 @@ namespace Game.Spells
         public uint IconFileDataId { get; set; }
         public uint ActiveIconFileDataId { get; set; }
         public uint ContentTuningId { get; set; }
+        public uint ShowFutureSpellPlayerConditionID { get; set; }
         public LocalizedString SpellName { get; set; }
         public float ConeAngle { get; set; }
         public float Width { get; set; }