Core/Spells:

* fixed Death's Advance talent
* fixed Ebon Plaguebringer talent
* updated Sudden Doom proc entry to Cataclysm

sql/updates/world/custom/custom_2019_02_14_01_world.sql

@@ -0,0 +1,17 @@
+DELETE FROM `spell_proc` WHERE `SpellId` IN (-96269, -49018, 49018, 49529, 49530, -51099);
+INSERT INTO `spell_proc` (`SpellId`, `SpellFamilyName`, `SpellFamilyMask0`, `SpellFamilyMask1`, `SpellFamilyMask2`, `ProcFlags`, `SpellTypeMask`, `SpellPhaseMask`, `HitMask`, `AttributesMask`, `Cooldown`, `Charges`, `ProcsPerMinute`, `Chance`) VALUES
+(-96269, 15, 0x00000001 | 0x00000020 | 0x00000800, 0x08000000 | 0x00080000 | 0x00000080 | 0x00020000, 0x00002000 | 0x00000020, 0, 7, 4, 12287, 0, 0, 0, 0, 100),
+(49018, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0),
+(49529, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2, 0),
+(49530, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 4, 0),
+(-51099, 15, 0x00000001 | 0x00000002 | 0x00000004, 0, 0x00001000, 0, 1 | 4, 1, 0, 0, 0, 0, 0, 0);
+
+DELETE FROM `spell_script_names` WHERE `ScriptName` IN
+('spell_dk_deaths_advance',
+'spell_dk_deaths_advance_aura',
+'spell_dk_ebon_plaguebringer');
+
+INSERT INTO `spell_script_names` (`spell_id`, `ScriptName`) VALUES
+(-96269, 'spell_dk_deaths_advance'),
+(96268, 'spell_dk_deaths_advance_aura'),
+(-51099, 'spell_dk_ebon_plaguebringer');

src/server/game/Spells/SpellMgr.cpp

@@ -5173,6 +5173,15 @@ void SpellMgr::LoadSpellInfoCorrections()
         spellInfo->RangeEntry = sSpellRangeStore.LookupEntry(7);  // 10yd
     });
 
+    // Ebon Plague
+    ApplySpellFix({ 65142 }, [](SpellInfo* spellInfo)
+    {
+        spellInfo->Effects[EFFECT_1].Effect = SPELL_EFFECT_APPLY_AURA;
+        spellInfo->Effects[EFFECT_1].ApplyAuraName = SPELL_AURA_MOD_DAMAGE_PERCENT_TAKEN;
+        spellInfo->Effects[EFFECT_1].MiscValue = 126;
+        spellInfo->Effects[EFFECT_1].TriggerSpell = 0;
+    });
+
     for (uint32 i = 0; i < GetSpellInfoStoreSize(); ++i)
     {
         SpellInfo* spellInfo = mSpellInfoMap[i];

src/server/scripts/Spells/spell_dk.cpp

@@ -59,6 +59,7 @@ enum DeathKnightSpells
     SPELL_DK_DEATH_STRIKE_OFFHAND               = 66188,
     SPELL_DK_DEATH_STRIKE_HEAL                  = 45470,
     SPELL_DK_DEATH_STRIKE_ENABLER               = 89832,
+    SPELL_DK_EBON_PLAGUE                        = 65142,
     SPELL_DK_ENERGIZE_BLOOD_RUNE                = 81166,
     SPELL_DK_ENERGIZE_FROST_RUNE                = 81168,
     SPELL_DK_ENERGIZE_UNHOLY_RUNE               = 81169,
@@ -1731,6 +1732,95 @@ class spell_dk_desecration : public AuraScript
     }
 };
 
+// -96269 - Death's Advance
+class spell_dk_deaths_advance : public AuraScript
+{
+    PrepareAuraScript(spell_dk_deaths_advance);
+
+    bool CheckProc(ProcEventInfo& /*eventInfo*/)
+    {
+        Player* player = GetTarget()->ToPlayer();
+        if (!player)
+            return false;
+
+        uint8 unholyRunesOnCooldownCount = 0;
+        for (uint8 i = 0; i < MAX_RUNES; ++i)
+        {
+            if (player->GetCurrentRune(i) == RUNE_UNHOLY && player->GetRuneCooldown(i))
+                unholyRunesOnCooldownCount++;
+        }
+
+        if (unholyRunesOnCooldownCount >= 2)
+            return true;
+
+        return false;
+    }
+
+    void Register() override
+    {
+        DoCheckProc += AuraCheckProcFn(spell_dk_deaths_advance::CheckProc);
+    }
+};
+
+class spell_dk_deaths_advance_aura : public AuraScript
+{
+    PrepareAuraScript(spell_dk_deaths_advance_aura);
+
+    void HandleDummyTick(AuraEffect const* /*aurEff*/)
+    {
+        Player* player = GetTarget()->ToPlayer();
+        if (!player)
+            return;
+
+        uint8 unholyRunesOnCooldownCount = 0;
+
+        for (uint8 i = 0; i < MAX_RUNES; ++i)
+        {
+            if (player->GetCurrentRune(i) == RUNE_UNHOLY && player->GetRuneCooldown(i))
+                unholyRunesOnCooldownCount++;
+        }
+
+        if (unholyRunesOnCooldownCount >= 2)
+            RefreshDuration();
+        else
+            Remove();
+    }
+
+    void Register() override
+    {
+        OnEffectPeriodic += AuraEffectPeriodicFn(spell_dk_deaths_advance_aura::HandleDummyTick, EFFECT_1, SPELL_AURA_PERIODIC_DUMMY);
+    }
+};
+
+// -51099 - Ebon Plaguebringer
+class spell_dk_ebon_plaguebringer : public AuraScript
+{
+    PrepareAuraScript(spell_dk_ebon_plaguebringer);
+
+    bool Validate(SpellInfo const* /*spellInfo*/) override
+    {
+        return ValidateSpellInfo({ SPELL_DK_EBON_PLAGUE });
+    }
+
+    void HandleProc(AuraEffect const* aurEff, ProcEventInfo& eventInfo)
+    {
+        PreventDefaultAction();
+
+        Spell const* spell = eventInfo.GetProcSpell();
+        if (!spell)
+            return;
+
+        int32 bp = aurEff->GetAmount();
+        if (Unit* target = spell->m_targets.GetUnitTarget())
+            GetTarget()->CastCustomSpell(SPELL_DK_EBON_PLAGUE, SPELLVALUE_BASE_POINT0, bp, target, true, nullptr, aurEff);
+    }
+
+    void Register() override
+    {
+        OnEffectProc += AuraEffectProcFn(spell_dk_ebon_plaguebringer::HandleProc, EFFECT_0, SPELL_AURA_DUMMY);
+    }
+};
+
 void AddSC_deathknight_spell_scripts()
 {
     RegisterAuraScript(spell_dk_anti_magic_shell_raid);
@@ -1753,8 +1843,11 @@ void AddSC_deathknight_spell_scripts()
     RegisterSpellScript(spell_dk_death_pact);
     RegisterSpellScript(spell_dk_death_strike);
     RegisterAuraScript(spell_dk_death_strike_enabler);
+    RegisterAuraScript(spell_dk_deaths_advance);
+    RegisterAuraScript(spell_dk_deaths_advance_aura);
     RegisterAuraScript(spell_dk_desecration);
     RegisterAuraScript(spell_dk_disease);
+    RegisterAuraScript(spell_dk_ebon_plaguebringer);
     RegisterSpellScript(spell_dk_ghoul_explode);
     RegisterSpellScript(spell_dk_howling_blast);
     RegisterAuraScript(spell_dk_icebound_fortitude);