From 7aea91fcb3f43f1401e1383e6ccc4de218d79b1a Mon Sep 17 00:00:00 2001
From: UltraNix <80540499+UltraNix@users.noreply.github.com>
Date: Mon, 25 Jul 2022 21:09:39 +0200
Subject: [PATCH] =?UTF-8?q?fix(Core/Spells):=20Lightning=20Shield=20should?=
 =?UTF-8?q?=20not=20proc=20off=20from=20self-cast=E2=80=A6=20(#12501)?=
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fix(Core/Spells): Lightning Shield should not proc off from self-casted items.

Fixes #12361
---
 src/server/game/Entities/Unit/Unit.cpp | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/server/game/Entities/Unit/Unit.cpp b/src/server/game/Entities/Unit/Unit.cpp
index 1823c9be7..9e642a36f 100644
--- a/src/server/game/Entities/Unit/Unit.cpp
+++ b/src/server/game/Entities/Unit/Unit.cpp
@@ -8920,6 +8920,15 @@ bool Unit::HandleProcTriggerSpell(Unit* victim, uint32 damage, AuraEffect* trigg
                     // Lightning Shield (overwrite non existing triggered spell call in spell.dbc
                     if (auraSpellInfo->SpellFamilyFlags[0] & 0x400)
                     {
+                        // Do not proc off from self-casted items
+                        if (Spell const* spell = eventInfo.GetProcSpell())
+                        {
+                            if (spell->m_castItemGUID && victim->GetGUID() == GetGUID())
+                            {
+                                return false;
+                            }
+                        }
+
                         trigger_spell_id = sSpellMgr->GetSpellWithRank(26364, auraSpellInfo->GetRank());
                     }
                     // Nature's Guardian