Core/Spells: Implement SPELL_ATTR7_INTERRUPT_ONLY_NONPLAYER (#17160)

* Core/Spells: Implement SPELL_ATTR7_INTERRUPT_ONLY_NONPLAYER
Closes #14972
(cherry picked from commit fd88a67182b4915a702118151b1a1c6c87fe9ead)

2 files changed, 7 insertions, 0 deletions

diff --git a/src/server/game/Spells/Spell.cpp b/src/server/game/Spells/Spell.cpp
index 8c4de2a9efe..b43b6255447 100644
--- a/src/server/game/Spells/Spell.cpp
+++ b/src/server/game/Spells/Spell.cpp
@@ -2364,6 +2364,7 @@ void Spell::DoAllEffectOnTarget(TargetInfo* target)
         // if target is flagged for pvp also flag caster if a player
         if (unit->IsPvP() && m_caster->GetTypeId() == TYPEID_PLAYER)
             enablePvP = true; // Decide on PvP flagging now, but act on it later.
+
         SpellMissInfo missInfo2 = DoSpellHitOnUnit(spellHitTarget, mask, target->scaleAura);
 
         if (missInfo2 != SPELL_MISS_NONE)
@@ -2504,6 +2505,10 @@ void Spell::DoAllEffectOnTarget(TargetInfo* target)
             unit->SetStandState(UNIT_STAND_STATE_STAND);
     }
 
+    // Check for SPELL_ATTR7_INTERRUPT_ONLY_NONPLAYER
+    if (m_spellInfo->HasAttribute(SPELL_ATTR7_INTERRUPT_ONLY_NONPLAYER) && unit->GetTypeId() != TYPEID_PLAYER)
+        caster->CastSpell(unit, SPELL_INTERRUPT_NONPLAYER, true);
+
     if (spellHitTarget)
     {
         //AI functions
diff --git a/src/server/game/Spells/Spell.h b/src/server/game/Spells/Spell.h
index ce8058beda3..53a9de5436f 100644
--- a/src/server/game/Spells/Spell.h
+++ b/src/server/game/Spells/Spell.h
@@ -303,6 +303,8 @@ enum SpellEffectHandleMode
 
 typedef std::list<std::pair<uint32, ObjectGuid>> DispelList;
 
+static const uint32 SPELL_INTERRUPT_NONPLAYER = 32747;
+
 class TC_GAME_API Spell
 {
     friend void Unit::SetCurrentCastSpell(Spell* pSpell);