CCD

Implemented-Crowd-Control-Delay.patch

From 8134c487669745b74d09b2cc4333cdccc240d26f Mon Sep 17 00:00:00 2001
From: walkline <walkline.ua@gmail.com>
Date: Mon, 21 May 2012 18:45:30 +0300
Subject: [PATCH] Implemented Crowd Control Delay.

---
 src/server/game/Spells/Spell.cpp |   55 ++++++++++++++++++++++++++++++++++++-
 src/server/game/Spells/Spell.h   |    2 +
 2 files changed, 55 insertions(+), 2 deletions(-)

diff --git a/src/server/game/Spells/Spell.cpp b/src/server/game/Spells/Spell.cpp
index 1ecee94..322b497 100755
--- a/src/server/game/Spells/Spell.cpp
+++ b/src/server/game/Spells/Spell.cpp
@@ -2165,7 +2165,11 @@ void Spell::AddUnitTarget(Unit* target, uint32 effectMask, bool checkIfValid /*=
             m_delayMoment = targetInfo.timeDelay;
     }
     else
-        targetInfo.timeDelay = 0LL;
+    {
+        targetInfo.timeDelay = GetCCDelay(m_spellInfo);
+        if (m_delayMoment == 0 || m_delayMoment > targetInfo.timeDelay)
+            m_delayMoment = targetInfo.timeDelay;
+    }
 
     // If target reflect spell back to caster
     if (targetInfo.missCondition == SPELL_MISS_REFLECT)
@@ -3246,7 +3250,7 @@ void Spell::cast(bool skipCheck)
     SendSpellGo();
 
     // Okay, everything is prepared. Now we need to distinguish between immediate and evented delayed spells
-    if ((m_spellInfo->Speed > 0.0f && !m_spellInfo->IsChanneled()) || m_spellInfo->Id == 14157)
+    if (((m_spellInfo->Speed > 0.0f || GetCCDelay(m_spellInfo) > 0) && !m_spellInfo->IsChanneled()) || m_spellInfo->Id == 14157)
     {
         // Remove used for cast item if need (it can be already NULL after TakeReagents call
         // in case delayed spell remove item at cast delay start
@@ -5601,6 +5605,53 @@ SpellCastResult Spell::CheckPetCast(Unit* target)
     return CheckCast(true);
 }
 
+uint32 Spell::GetCCDelay(SpellInfo const* _spell)
+{
+    // CCD for spell with auras
+    AuraType auraWithCCD[] = {
+        SPELL_AURA_MOD_STUN,
+        SPELL_AURA_MOD_CONFUSE,
+        SPELL_AURA_MOD_FEAR,
+        SPELL_AURA_MOD_SILENCE,
+        SPELL_AURA_MOD_DISARM,
+        SPELL_AURA_MOD_POSSESS
+    };
+    uint8 CCDArraySize = 6;
+
+    const uint32 delayForInstantSpells = 200;
+
+    switch(_spell->SpellFamilyName)
+    {
+        case SPELLFAMILY_HUNTER:
+            // Traps
+            if (_spell->SpellFamilyFlags[0] & 0x8 ||      // Frozen trap
+                _spell->Id == 57879 ||                    // Snake Trap
+                _spell->SpellFamilyFlags[2] & 0x00024000) // Explosive and Immolation Trap
+                return 0;
+
+            // Entrapment
+            if (_spell->SpellIconID == 20)
+                return 0;
+            break;
+        case SPELLFAMILY_DEATHKNIGHT:
+            // Death Grip
+            if (_spell->Id == 49576)
+                return delayForInstantSpells;
+            break;
+        case SPELLFAMILY_ROGUE:
+            // Blind
+            if (_spell->Id == 2094)
+                return delayForInstantSpells;
+            break;
+    }
+
+    for (uint8 i = 0; i < CCDArraySize; ++i)
+        if (_spell->HasAura(auraWithCCD[i]))
+            return delayForInstantSpells;
+
+    return 0;
+}
+
 SpellCastResult Spell::CheckCasterAuras() const
 {
     // spells totally immuned to caster auras (wsg flag drop, give marks etc)
diff --git a/src/server/game/Spells/Spell.h b/src/server/game/Spells/Spell.h
index db2ad24..ac3e175 100755
--- a/src/server/game/Spells/Spell.h
+++ b/src/server/game/Spells/Spell.h
@@ -384,6 +384,8 @@ class Spell
         SpellCastResult CheckCast(bool strict);
         SpellCastResult CheckPetCast(Unit* target);
 
+        static uint32 GetCCDelay(SpellInfo const* _spell);
+
         // handlers
         void handle_immediate();
         uint64 handle_delayed(uint64 t_offset);
-- 
1.7.5.4