From 50c5284602a2a80826b2de033e119bc0b6730fe9 Mon Sep 17 00:00:00 2001
From: ariel- <ariel-@users.noreply.github.com>
Date: Fri, 16 Mar 2018 12:34:42 -0300
Subject: Core/Spells: autogenerate miss proc for spells with auras with hit
 chance -100

Closes #21629

(cherry picked from commit 1c8d9af0846036fddef3aa8daf7506d0ebadddb9)
---
 src/server/game/Spells/SpellMgr.cpp | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/server/game/Spells/SpellMgr.cpp')

diff --git a/src/server/game/Spells/SpellMgr.cpp b/src/server/game/Spells/SpellMgr.cpp
index 9a9bcdca436..2de1a9f63de 100644
--- a/src/server/game/Spells/SpellMgr.cpp
+++ b/src/server/game/Spells/SpellMgr.cpp
@@ -1837,6 +1837,11 @@ void SpellMgr::LoadSpellProcs()
                 case SPELL_AURA_MOD_BLOCK_PERCENT:
                     procEntry.HitMask = PROC_HIT_BLOCK;
                     break;
+                // proc auras with another aura reducing hit chance (eg 63767) only proc on missed attack
+                case SPELL_AURA_MOD_HIT_CHANCE:
+                    if (spellEffectInfo.CalcValue() <= -100)
+                        procEntry.HitMask = PROC_HIT_MISS;
+                    break;
                 default:
                     continue;
             }
-- 
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