gistfile1.txt

void Unit::CalculateAuraPeriodicTime(SpellEntry const* spellProto, uint32* periodicTime)
{
    bool applyHaste = (spellProto->AttributesEx5 & SPELL_ATTR_EX5_AFFECTED_BY_HASTE) != 0;

    if (!applyHaste)
    {
        Unit::AuraList const& mModByHaste = GetAurasByType(SPELL_AURA_MOD_PERIODIC_HASTE);
        for (Unit::AuraList::const_iterator itr = mModByHaste.begin(); itr != mModByHaste.end(); ++itr)
        {
            if ((*itr)->isAffectedOnSpell(spellProto))
            {
                applyHaste = true;
                break;
            }
        }
    }

    Player* modOwner = GetSpellModOwner();
    uint32 _periodicTime = periodicTime ? *periodicTime : 0;

    if (_periodicTime)
    {
        int32 ticks = GetSpellDuration(spellProto) / _periodicTime;
        if (modOwner)
            modOwner->ApplySpellMod(spellProto->Id, SPELLMOD_ACTIVATION_TIME, _periodicTime);

        // Calculate new periodic timer
        if (applyHaste)
            _periodicTime = ticks == 0 ? _periodicTime : CalculateSpellDuration(spellProto, this) / ticks;

        *periodicTime = _periodicTime;
    }
}