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LootMgr.cpp
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LootMgr.cpp
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/*
* This file is part of the CMaNGOS Project. See AUTHORS file for Copyright information
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include "LootMgr.h"
#include "Log.h"
#include "ObjectMgr.h"
#include "ProgressBar.h"
#include "World.h"
#include "Util.h"
#include "SharedDefines.h"
#include "SpellMgr.h"
#include "DBCStores.h"
#include "SQLStorages.h"
#include "BattleGround/BattleGroundAV.h"
INSTANTIATE_SINGLETON_1(LootMgr);
static eConfigFloatValues const qualityToRate[MAX_ITEM_QUALITY] =
{
CONFIG_FLOAT_RATE_DROP_ITEM_POOR, // ITEM_QUALITY_POOR
CONFIG_FLOAT_RATE_DROP_ITEM_NORMAL, // ITEM_QUALITY_NORMAL
CONFIG_FLOAT_RATE_DROP_ITEM_UNCOMMON, // ITEM_QUALITY_UNCOMMON
CONFIG_FLOAT_RATE_DROP_ITEM_RARE, // ITEM_QUALITY_RARE
CONFIG_FLOAT_RATE_DROP_ITEM_EPIC, // ITEM_QUALITY_EPIC
CONFIG_FLOAT_RATE_DROP_ITEM_LEGENDARY, // ITEM_QUALITY_LEGENDARY
CONFIG_FLOAT_RATE_DROP_ITEM_ARTIFACT, // ITEM_QUALITY_ARTIFACT
};
LootStore LootTemplates_Creature("creature_loot_template", "creature entry", true);
LootStore LootTemplates_Disenchant("disenchant_loot_template", "item disenchant id", true);
LootStore LootTemplates_Fishing("fishing_loot_template", "area id", true);
LootStore LootTemplates_Gameobject("gameobject_loot_template", "gameobject lootid", true);
LootStore LootTemplates_Item("item_loot_template", "item entry with ITEM_FLAG_LOOTABLE", true);
LootStore LootTemplates_Mail("mail_loot_template", "mail template id", false);
LootStore LootTemplates_Milling("milling_loot_template", "item entry (herb)", true);
LootStore LootTemplates_Pickpocketing("pickpocketing_loot_template", "creature pickpocket lootid", true);
LootStore LootTemplates_Prospecting("prospecting_loot_template", "item entry (ore)", true);
LootStore LootTemplates_Reference("reference_loot_template", "reference id", false);
LootStore LootTemplates_Skinning("skinning_loot_template", "creature skinning id", true);
LootStore LootTemplates_Spell("spell_loot_template", "spell id (random item creating)", false);
class LootTemplate::LootGroup // A set of loot definitions for items (refs are not allowed)
{
public:
void AddEntry(LootStoreItem& item); // Adds an entry to the group (at loading stage)
bool HasQuestDrop() const; // True if group includes at least 1 quest drop entry
bool HasQuestDropForPlayer(Player const* player) const;
// The same for active quests of the player
void Process(Loot& loot) const; // Rolls an item from the group (if any) and adds the item to the loot
float RawTotalChance() const; // Overall chance for the group (without equal chanced items)
float TotalChance() const; // Overall chance for the group
void Verify(LootStore const& lootstore, uint32 id, uint32 group_id) const;
void CollectLootIds(LootIdSet& set) const;
void CheckLootRefs(LootIdSet* ref_set) const;
private:
LootStoreItemList ExplicitlyChanced; // Entries with chances defined in DB
LootStoreItemList EqualChanced; // Zero chances - every entry takes the same chance
LootStoreItem const* Roll() const; // Rolls an item from the group, returns nullptr if all miss their chances
};
// Remove all data and free all memory
void LootStore::Clear()
{
for (LootTemplateMap::const_iterator itr = m_LootTemplates.begin(); itr != m_LootTemplates.end(); ++itr)
delete itr->second;
m_LootTemplates.clear();
}
// Checks validity of the loot store
// Actual checks are done within LootTemplate::Verify() which is called for every template
void LootStore::Verify() const
{
for (LootTemplateMap::const_iterator i = m_LootTemplates.begin(); i != m_LootTemplates.end(); ++i)
i->second->Verify(*this, i->first);
}
// Loads a *_loot_template DB table into loot store
// All checks of the loaded template are called from here, no error reports at loot generation required
void LootStore::LoadLootTable()
{
LootTemplateMap::const_iterator tab;
uint32 count = 0;
// Clearing store (for reloading case)
Clear();
// 0 1 2 3 4 5 6
QueryResult* result = WorldDatabase.PQuery("SELECT entry, item, ChanceOrQuestChance, groupid, mincountOrRef, maxcount, condition_id FROM %s", GetName());
if (result)
{
BarGoLink bar(result->GetRowCount());
do
{
Field* fields = result->Fetch();
bar.step();
uint32 entry = fields[0].GetUInt32();
uint32 item = fields[1].GetUInt32();
float chanceOrQuestChance = fields[2].GetFloat();
uint8 group = fields[3].GetUInt8();
int32 mincountOrRef = fields[4].GetInt32();
uint32 maxcount = fields[5].GetUInt32();
uint16 conditionId = fields[6].GetUInt16();
if (maxcount > std::numeric_limits<uint8>::max())
{
sLog.outErrorDb("Table '%s' entry %d item %d: maxcount value (%u) to large. must be less %u - skipped", GetName(), entry, item, maxcount, std::numeric_limits<uint8>::max());
continue; // error already printed to log/console.
}
if (conditionId)
{
const PlayerCondition* condition = sConditionStorage.LookupEntry<PlayerCondition>(conditionId);
if (!condition)
{
sLog.outErrorDb("Table `%s` for entry %u, item %u has condition_id %u that does not exist in `conditions`, ignoring", GetName(), entry, item, conditionId);
continue;
}
if (mincountOrRef < 0 && !PlayerCondition::CanBeUsedWithoutPlayer(conditionId))
{
sLog.outErrorDb("Table '%s' entry %u mincountOrRef %i < 0 and has condition %u that requires a player and is not supported, skipped", GetName(), entry, mincountOrRef, conditionId);
continue;
}
}
LootStoreItem storeitem = LootStoreItem(item, chanceOrQuestChance, group, conditionId, mincountOrRef, maxcount);
if (!storeitem.IsValid(*this, entry)) // Validity checks
continue;
// Looking for the template of the entry
// often entries are put together
if (m_LootTemplates.empty() || tab->first != entry)
{
// Searching the template (in case template Id changed)
tab = m_LootTemplates.find(entry);
if (tab == m_LootTemplates.end())
{
std::pair< LootTemplateMap::iterator, bool > pr = m_LootTemplates.insert(LootTemplateMap::value_type(entry, new LootTemplate));
tab = pr.first;
}
}
// else is empty - template Id and iter are the same
// finally iter refers to already existing or just created <entry, LootTemplate>
// Adds current row to the template
tab->second->AddEntry(storeitem);
++count;
}
while (result->NextRow());
delete result;
Verify(); // Checks validity of the loot store
sLog.outString(">> Loaded %u loot definitions (" SIZEFMTD " templates) from table %s", count, m_LootTemplates.size(), GetName());
sLog.outString();
}
else
{
sLog.outString();
sLog.outErrorDb(">> Loaded 0 loot definitions. DB table `%s` is empty.", GetName());
}
}
bool LootStore::HaveQuestLootFor(uint32 loot_id) const
{
LootTemplateMap::const_iterator itr = m_LootTemplates.find(loot_id);
if (itr == m_LootTemplates.end())
return false;
// scan loot for quest items
return itr->second->HasQuestDrop(m_LootTemplates);
}
bool LootStore::HaveQuestLootForPlayer(uint32 loot_id, Player* player) const
{
LootTemplateMap::const_iterator tab = m_LootTemplates.find(loot_id);
if (tab != m_LootTemplates.end())
if (tab->second->HasQuestDropForPlayer(m_LootTemplates, player))
return true;
return false;
}
LootTemplate const* LootStore::GetLootFor(uint32 loot_id) const
{
LootTemplateMap::const_iterator tab = m_LootTemplates.find(loot_id);
if (tab == m_LootTemplates.end())
return nullptr;
return tab->second;
}
void LootStore::LoadAndCollectLootIds(LootIdSet& ids_set)
{
LoadLootTable();
for (LootTemplateMap::const_iterator tab = m_LootTemplates.begin(); tab != m_LootTemplates.end(); ++tab)
ids_set.insert(tab->first);
}
void LootStore::CheckLootRefs(LootIdSet* ref_set) const
{
for (LootTemplateMap::const_iterator ltItr = m_LootTemplates.begin(); ltItr != m_LootTemplates.end(); ++ltItr)
ltItr->second->CheckLootRefs(ref_set);
}
void LootStore::ReportUnusedIds(LootIdSet const& ids_set) const
{
// all still listed ids isn't referenced
if (!ids_set.empty())
{
for (LootIdSet::const_iterator itr = ids_set.begin(); itr != ids_set.end(); ++itr)
sLog.outErrorDb("Table '%s' entry %d isn't %s and not referenced from loot, and then useless.", GetName(), *itr, GetEntryName());
sLog.outString();
}
}
void LootStore::ReportNotExistedId(uint32 id) const
{
sLog.outErrorDb("Table '%s' entry %d (%s) not exist but used as loot id in DB.", GetName(), id, GetEntryName());
}
//
// --------- LootStoreItem ---------
//
// Checks if the entry (quest, non-quest, reference) takes it's chance (at loot generation)
// RATE_DROP_ITEMS is no longer used for all types of entries
bool LootStoreItem::Roll(bool rate) const
{
if (chance >= 100.0f)
return true;
if (mincountOrRef < 0) // reference case
return roll_chance_f(chance * (rate ? sWorld.getConfig(CONFIG_FLOAT_RATE_DROP_ITEM_REFERENCED) : 1.0f));
ItemPrototype const* pProto = ObjectMgr::GetItemPrototype(itemid);
float qualityModifier = pProto && rate ? sWorld.getConfig(qualityToRate[pProto->Quality]) : 1.0f;
return roll_chance_f(chance * qualityModifier);
}
// Checks correctness of values
bool LootStoreItem::IsValid(LootStore const& store, uint32 entry) const
{
if (group >= 1 << 7) // it stored in 7 bit field
{
sLog.outErrorDb("Table '%s' entry %d item %d: group (%u) must be less %u - skipped", store.GetName(), entry, itemid, group, 1 << 7);
return false;
}
if (mincountOrRef == 0)
{
sLog.outErrorDb("Table '%s' entry %d item %d: wrong mincountOrRef (%d) - skipped", store.GetName(), entry, itemid, mincountOrRef);
return false;
}
if (mincountOrRef > 0) // item (quest or non-quest) entry, maybe grouped
{
ItemPrototype const* proto = ObjectMgr::GetItemPrototype(itemid);
if (!proto)
{
sLog.outErrorDb("Table '%s' entry %d item %d: item entry not listed in `item_template` - skipped", store.GetName(), entry, itemid);
return false;
}
if (chance == 0 && group == 0) // Zero chance is allowed for grouped entries only
{
sLog.outErrorDb("Table '%s' entry %d item %d: equal-chanced grouped entry, but group not defined - skipped", store.GetName(), entry, itemid);
return false;
}
if (chance != 0 && chance < 0.000001f) // loot with low chance
{
sLog.outErrorDb("Table '%s' entry %d item %d: low chance (%f) - skipped", store.GetName(), entry, itemid, chance);
return false;
}
if (maxcount < mincountOrRef) // wrong max count
{
sLog.outErrorDb("Table '%s' entry %d item %d: max count (%u) less that min count (%i) - skipped", store.GetName(), entry, itemid, uint32(maxcount), mincountOrRef);
return false;
}
}
else // mincountOrRef < 0
{
if (needs_quest)
{
sLog.outErrorDb("Table '%s' entry %d item %d: negative chance is given for a reference, skipped", store.GetName(), entry, itemid);
return false;
}
else if (chance == 0) // no chance for the reference
{
sLog.outErrorDb("Table '%s' entry %d item %d: zero chance is given for a reference, reference will never be used, skipped", store.GetName(), entry, itemid);
return false;
}
}
return true; // Referenced template existence is checked at whole store level
}
//
// --------- LootItem ---------
//
// Constructor, copies most fields from LootStoreItem and generates random count
LootItem::LootItem(LootStoreItem const& li, uint32 _lootSlot, uint32 threshold)
{
if (li.needs_quest)
lootItemType = LOOTITEM_TYPE_QUEST;
else if (li.conditionId)
lootItemType = LOOTITEM_TYPE_CONDITIONNAL;
else
lootItemType = LOOTITEM_TYPE_NORMAL;
itemProto = ObjectMgr::GetItemPrototype(li.itemid);
if (itemProto)
{
freeForAll = (itemProto->Flags & ITEM_FLAG_PARTY_LOOT);
displayID = itemProto->DisplayInfoID;
isUnderThreshold = itemProto->Quality < threshold;
}
else
{
sLog.outError("LootItem::LootItem()> item ID(%u) have no prototype!", li.itemid); // maybe i must make an assert here
freeForAll = false;
displayID = 0;
isUnderThreshold = false;
}
itemId = li.itemid;
conditionId = li.conditionId;
lootSlot = _lootSlot;
count = urand(li.mincountOrRef, li.maxcount); // constructor called for mincountOrRef > 0 only
randomSuffix = GenerateEnchSuffixFactor(itemId);
randomPropertyId = Item::GenerateItemRandomPropertyId(itemId);
isBlocked = false;
currentLooterPass = false;
}
LootItem::LootItem(uint32 _itemId, uint32 _count, uint32 _randomSuffix, int32 _randomPropertyId, uint32 _lootSlot)
{
itemProto = ObjectMgr::GetItemPrototype(_itemId);
if (itemProto)
{
freeForAll = (itemProto->Flags & ITEM_FLAG_PARTY_LOOT);
displayID = itemProto->DisplayInfoID;
}
else
{
sLog.outError("LootItem::LootItem()> item ID(%u) have no prototype!", _itemId); // maybe i must make an assert here
freeForAll = false;
displayID = 0;
}
itemId = _itemId;
lootSlot = _lootSlot;
conditionId = 0;
lootItemType = LOOTITEM_TYPE_NORMAL;
count = _count;
randomSuffix = _randomSuffix;
randomPropertyId = _randomPropertyId;
isBlocked = false;
isUnderThreshold = false;
currentLooterPass = false;
}
// Basic checks for player/item compatibility - if false no chance to see the item in the loot
bool LootItem::AllowedForPlayer(Player const* player, WorldObject const* lootTarget) const
{
if (!itemProto)
return false;
// not show loot for not own team
if ((itemProto->Flags2 & ITEM_FLAG2_HORDE_ONLY) && player->GetTeam() != HORDE)
return false;
if ((itemProto->Flags2 & ITEM_FLAG2_ALLIANCE_ONLY) && player->GetTeam() != ALLIANCE)
return false;
switch (lootItemType)
{
case LOOTITEM_TYPE_NORMAL:
break;
case LOOTITEM_TYPE_CONDITIONNAL:
// DB conditions check
if (!sObjectMgr.IsPlayerMeetToCondition(conditionId, player, player->GetMap(), lootTarget, CONDITION_FROM_LOOT))
return false;
break;
case LOOTITEM_TYPE_QUEST:
// Checking quests for quest-only drop (check only quests requirements in this case)
if (!player->HasQuestForItem(itemId))
return false;
break;
default:
break;
}
// Not quest only drop (check quest starting items for already accepted non-repeatable quests)
if (itemProto->StartQuest && player->GetQuestStatus(itemProto->StartQuest) != QUEST_STATUS_NONE && !player->HasQuestForItem(itemId))
return false;
return true;
}
LootSlotType LootItem::GetSlotTypeForSharedLoot(Player const* player, Loot const* loot) const
{
// ignore looted, FFA (each player get own copy) and not allowed items
if (IsLootedFor(player->GetObjectGuid()) || !AllowedForPlayer(player, loot->GetLootTarget()))
return MAX_LOOT_SLOT_TYPE;
if (freeForAll)
return loot->m_lootMethod == NOT_GROUP_TYPE_LOOT ? LOOT_SLOT_OWNER : LOOT_SLOT_NORMAL; // player have not yet looted a free for all item
if (!lootedBy.empty())
return MAX_LOOT_SLOT_TYPE; // a not free for all item should not be looted more than once
if (lootItemType == LOOTITEM_TYPE_QUEST)
{
if (loot->m_lootMethod == NOT_GROUP_TYPE_LOOT || loot->m_lootMethod == FREE_FOR_ALL)
return LOOT_SLOT_OWNER;
else
{
// Check if its turn of that player to loot a not party loot. The loot may be released or the item may be passed by currentLooter
if (loot->m_isReleased || currentLooterPass || loot->m_currentLooterGuid == player->GetObjectGuid())
return LOOT_SLOT_OWNER;
return MAX_LOOT_SLOT_TYPE;
}
}
switch (loot->m_lootMethod)
{
case FREE_FOR_ALL:
return LOOT_SLOT_NORMAL;
case GROUP_LOOT:
case NEED_BEFORE_GREED:
{
if (!isBlocked)
{
if (loot->m_isReleased || player->GetObjectGuid() == loot->m_currentLooterGuid)
return LOOT_SLOT_NORMAL;
else
return MAX_LOOT_SLOT_TYPE;
}
return LOOT_SLOT_VIEW;
}
case MASTER_LOOT:
{
if (isUnderThreshold)
{
if (loot->m_isReleased || player->GetObjectGuid() == loot->m_currentLooterGuid)
return LOOT_SLOT_NORMAL;
return MAX_LOOT_SLOT_TYPE;
}
else
{
if (player->GetObjectGuid() == loot->m_masterOwnerGuid)
return LOOT_SLOT_MASTER;
return LOOT_SLOT_VIEW;
}
}
case ROUND_ROBIN:
{
if (loot->m_isReleased || player->GetObjectGuid() == loot->m_currentLooterGuid)
return LOOT_SLOT_OWNER;
return MAX_LOOT_SLOT_TYPE;
}
case NOT_GROUP_TYPE_LOOT:
return LOOT_SLOT_OWNER;
default:
return MAX_LOOT_SLOT_TYPE;
}
}
//
// ------- Loot Roll -------
//
// Send the roll for the whole group
void GroupLootRoll::SendStartRoll()
{
WorldPacket data(SMSG_LOOT_START_ROLL, (8 + 4 + 4 + 4 + 4 + 4 + 4 + 1));
data << m_loot->GetLootGuid(); // creature guid what we're looting
data << uint32(m_loot->GetLootTarget()->GetMapId()); // 3.3.3 mapid
data << uint32(m_itemSlot); // item slot in loot
data << uint32(m_lootItem->itemId); // the itemEntryId for the item that shall be rolled for
data << uint32(m_lootItem->randomSuffix); // randomSuffix
data << uint32(m_lootItem->randomPropertyId); // item random property ID
data << uint32(m_lootItem->count); // items in stack
data << uint32(LOOT_ROLL_TIMEOUT); // the countdown time to choose "need" or "greed"
size_t voteMaskPos = data.wpos();
data << uint8(0); // roll type mask, allowed choices (placeholder)
for (RollVoteMap::const_iterator itr = m_rollVoteMap.begin(); itr != m_rollVoteMap.end(); ++itr)
{
if (itr->second.vote == ROLL_NOT_VALID)
continue;
Player* plr = sObjectMgr.GetPlayer(itr->first);
if (!plr || !plr->GetSession())
continue;
// dependent from player
RollVoteMask mask = m_voteMask;
// In NEED_BEFORE_GREED need disabled for non-usable item for player
if (m_loot->m_lootMethod == NEED_BEFORE_GREED && plr->CanUseItem(m_lootItem->itemProto) != EQUIP_ERR_OK)
mask = RollVoteMask(mask & ~ROLL_VOTE_MASK_NEED);
data.put<uint8>(voteMaskPos, uint8(mask));
plr->GetSession()->SendPacket(&data);
}
}
// Send all passed message
void GroupLootRoll::SendAllPassed()
{
WorldPacket data(SMSG_LOOT_ALL_PASSED, (8 + 4 + 4 + 4 + 4));
data << m_loot->GetLootGuid(); // creature guid what we're looting
data << uint32(m_itemSlot); // item slot in loot
data << uint32(m_lootItem->itemId); // the itemEntryId for the item that shall be rolled for
data << uint32(m_lootItem->randomSuffix); // randomSuffix
data << uint32(m_lootItem->randomPropertyId); // item random property ID
for (RollVoteMap::const_iterator itr = m_rollVoteMap.begin(); itr != m_rollVoteMap.end(); ++itr)
{
if (itr->second.vote == ROLL_NOT_VALID)
continue;
Player* plr = sObjectMgr.GetPlayer(itr->first);
if (!plr || !plr->GetSession())
continue;
plr->GetSession()->SendPacket(&data);
}
}
// Send roll 'value' of the whole group and the winner to the whole group
void GroupLootRoll::SendLootRollWon(ObjectGuid const& targetGuid, uint32 rollNumber, RollVote rollType)
{
WorldPacket data(SMSG_LOOT_ROLL_WON, (8 + 4 + 4 + 4 + 4 + 8 + 1 + 1));
data << m_loot->GetLootGuid(); // creature guid what we're looting
data << uint32(m_itemSlot); // item slot in loot
data << uint32(m_lootItem->itemId); // the itemEntryId for the item that shall be rolled for
data << uint32(m_lootItem->randomSuffix); // randomSuffix
data << uint32(m_lootItem->randomPropertyId); // item random property ID
data << targetGuid; // guid of the player who won.
data << uint8(rollNumber); // rollnumber related to SMSG_LOOT_ROLL
data << uint8(rollType); // Rolltype related to SMSG_LOOT_ROLL
for (RollVoteMap::const_iterator itr = m_rollVoteMap.begin(); itr != m_rollVoteMap.end(); ++itr)
{
switch (itr->second.vote)
{
case ROLL_PASS:
case ROLL_NOT_EMITED_YET:
case ROLL_NOT_VALID:
SendRoll(itr->first, 128, 128);
break;
default:
SendRoll(itr->first, itr->second.number, itr->second.vote);
break;
}
}
for (RollVoteMap::const_iterator itr = m_rollVoteMap.begin(); itr != m_rollVoteMap.end(); ++itr)
{
if (itr->second.vote == ROLL_NOT_VALID)
continue;
Player* plr = sObjectMgr.GetPlayer(itr->first);
if (!plr || !plr->GetSession())
continue;
plr->GetSession()->SendPacket(&data);
}
}
// Send roll of targetGuid to the whole group (included targuetGuid)
void GroupLootRoll::SendRoll(ObjectGuid const& targetGuid, uint32 rollNumber, uint32 rollType)
{
WorldPacket data(SMSG_LOOT_ROLL, (8 + 4 + 8 + 4 + 4 + 4 + 1 + 1 + 1));
data << m_loot->GetLootGuid(); // creature guid what we're looting
data << uint32(m_itemSlot); // item slot in loot
data << targetGuid;
data << uint32(m_lootItem->itemId); // the itemEntryId for the item that shall be rolled for
data << uint32(m_lootItem->randomSuffix); // randomSuffix
data << uint32(m_lootItem->randomPropertyId); // item random property ID
data << uint8(rollNumber); // 0: "Need for: [item name]" > 127: "you passed on: [item name]" Roll number
data << uint8(rollType); // 0: "Need for: [item name]" 0: "You have selected need for [item name] 1: need roll 2: greed roll
data << uint8(0); // auto pass on loot
for (RollVoteMap::const_iterator itr = m_rollVoteMap.begin(); itr != m_rollVoteMap.end(); ++itr)
{
if (itr->second.vote == ROLL_NOT_VALID)
continue;
Player* plr = sObjectMgr.GetPlayer(itr->first);
if (!plr || !plr->GetSession())
continue;
plr->GetSession()->SendPacket(&data);
}
}
GroupLootRoll::~GroupLootRoll()
{
if (m_isStarted)
SendAllPassed();
}
// Try to start the group roll for the specified item (it may fail for quest item or any condition
// If this method return false the roll have to be removed from the container to avoid any problem
bool GroupLootRoll::TryToStart(Loot& loot, uint32 itemSlot)
{
if (!m_isStarted)
{
if (itemSlot >= loot.m_lootItems.size())
return false;
// initialize the data needed for the roll
m_lootItem = loot.GetLootItemInSlot(itemSlot);
if (m_lootItem->lootItemType == LOOTITEM_TYPE_QUEST)
return false;
m_loot = &loot;
m_itemSlot = itemSlot;
m_lootItem->isBlocked = true; // block the item while rolling
uint32 playerCount = 0;
for (GuidSet::const_iterator itr = m_loot->m_ownerSet.begin(); itr != m_loot->m_ownerSet.end(); ++itr)
{
Player* plr = sObjectMgr.GetPlayer(*itr);
if (!plr || !m_lootItem->AllowedForPlayer(plr, loot.GetLootTarget())) // check if player meet the condition to be able to roll this item
{
m_rollVoteMap[*itr].vote = ROLL_NOT_VALID;
continue;
}
m_rollVoteMap[*itr].vote = ROLL_NOT_EMITED_YET; // initialize player vote map
++playerCount;
}
// initialize item prototype and check enchant possibilities for this group
m_voteMask = ROLL_VOTE_MASK_ALL;
if (m_lootItem->itemProto->Flags2 & ITEM_FLAG2_NEED_ROLL_DISABLED)
m_voteMask = RollVoteMask(m_voteMask & ~ROLL_VOTE_MASK_NEED);
if (!m_lootItem->itemProto->DisenchantID || uint32(m_lootItem->itemProto->RequiredDisenchantSkill) > m_loot->m_maxEnchantSkill)
m_voteMask = RollVoteMask(m_voteMask & ~ROLL_VOTE_MASK_DISENCHANT);
if (playerCount > 1) // check if more than one player can loot this item
{
// start the roll
SendStartRoll();
m_endTime = time(NULL) + (LOOT_ROLL_TIMEOUT / 1000);
m_isStarted = true;
return true;
}
// no need to start roll if one or less player can loot this item so place it under threshold
m_lootItem->isUnderThreshold = true;
m_lootItem->isBlocked = false;
}
return false;
}
// Add vote from playerGuid
bool GroupLootRoll::PlayerVote(Player* player, RollVote vote)
{
ObjectGuid const& playerGuid = player->GetObjectGuid();
RollVoteMap::iterator voterItr = m_rollVoteMap.find(playerGuid);
if (voterItr == m_rollVoteMap.end())
return false;
voterItr->second.vote = vote;
if (vote != ROLL_PASS && vote != ROLL_NOT_VALID)
voterItr->second.number = urand(1, 100);
switch (vote)
{
case ROLL_PASS: // Player choose pass
{
SendRoll(playerGuid, 128, 128);
break;
}
case ROLL_NEED: // player choose Need
{
SendRoll(playerGuid, 0, 0);
player->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_ROLL_NEED, 1);
break;
}
case ROLL_GREED: // player choose Greed
{
SendRoll(playerGuid, 128, 2);
player->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_ROLL_GREED, 1);
break;
}
case ROLL_DISENCHANT: // player choose Disenchant
{
SendRoll(playerGuid, 128, 3);
player->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_ROLL_GREED, 1);
break;
}
default: // Roll removed case
return false;
break;
}
return true;
}
// check if we can found a winner for this roll or if timer is expired
bool GroupLootRoll::UpdateRoll()
{
RollVoteMap::const_iterator winnerItr = m_rollVoteMap.end();
if (AllPlayerVoted(winnerItr) || m_endTime <= time(nullptr))
{
Finish(winnerItr);
return true;
}
return false;
}
/**
* \brief: Check if all player have voted and return true in that case. Also return current winner.
* \param: RollVoteMap::const_iterator& winnerItr > will be different than m_rollCoteMap.end() if winner exist. (Someone voted greed or need)
* \returns: bool > true if all players voted
**/
bool GroupLootRoll::AllPlayerVoted(RollVoteMap::const_iterator& winnerItr)
{
uint32 notVoted = 0;
bool isSomeoneNeed = false;
winnerItr = m_rollVoteMap.end();
for (RollVoteMap::const_iterator itr = m_rollVoteMap.begin(); itr != m_rollVoteMap.end(); ++itr)
{
switch (itr->second.vote)
{
case ROLL_NEED:
if (!isSomeoneNeed || winnerItr == m_rollVoteMap.end() || itr->second.number > winnerItr->second.number)
{
isSomeoneNeed = true; // first passage will force to set winner because need is prioritized
winnerItr = itr;
}
break;
case ROLL_GREED:
case ROLL_DISENCHANT:
if (!isSomeoneNeed) // if at least one need is detected then winner can't be a greed
{
if (winnerItr == m_rollVoteMap.end() || itr->second.number > winnerItr->second.number)
winnerItr = itr;
}
break;
// Explicitly passing excludes a player from winning loot, so no action required.
case ROLL_PASS:
break;
case ROLL_NOT_EMITED_YET:
++notVoted;
break;
}
}
return notVoted == 0;
}
// terminate the roll
void GroupLootRoll::Finish(RollVoteMap::const_iterator& winnerItr)
{
m_lootItem->isBlocked = false;
if (winnerItr == m_rollVoteMap.end())
{
SendAllPassed();
m_loot->m_isReleased = true;
}
else
{
SendLootRollWon(winnerItr->first, winnerItr->second.number, winnerItr->second.vote);
Player* plr = sObjectMgr.GetPlayer(winnerItr->first);
if (plr && plr->GetSession())
{
if (winnerItr->second.vote == ROLL_NEED)
plr->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_ROLL_NEED_ON_LOOT, m_lootItem->itemId, winnerItr->second.number);
else
plr->GetAchievementMgr().UpdateAchievementCriteria(ACHIEVEMENT_CRITERIA_TYPE_ROLL_GREED_ON_LOOT, m_lootItem->itemId, winnerItr->second.number);
m_loot->SendItem(plr, m_itemSlot);
}
else
{
// hum the winner is not available
m_loot->m_isReleased = true;
}
}
m_isStarted = false;
}
GroupLootRoll* Loot::GetRollForSlot(uint32 itemSlot)
{
GroupLootRollMap::iterator rollItr = m_roll.find(itemSlot);
if (rollItr == m_roll.end())
return nullptr;
return &rollItr->second;
}
//
// --------- Loot ---------
//
// Inserts the item into the loot (called by LootTemplate processors)
void Loot::AddItem(LootStoreItem const& item)
{
if (m_lootItems.size() < MAX_NR_LOOT_ITEMS) // Normal drop
{
LootItem* lootItem = new LootItem(item, m_maxSlot++, uint32(m_threshold));
if (!lootItem->isUnderThreshold) // set flag for later to know that we have an over threshold item
m_haveItemOverThreshold = true;
m_lootItems.push_back(lootItem);
}
}
// Insert item into the loot explicit way. (used for container item and Item::LoadFromDB)
void Loot::AddItem(uint32 itemid, uint32 count, uint32 randomSuffix, int32 randomPropertyId)
{
if (m_lootItems.size() < MAX_NR_LOOT_ITEMS) // Normal drop
{
LootItem* lootItem = new LootItem(itemid, count, randomSuffix, randomPropertyId, m_maxSlot++);
m_lootItems.push_back(lootItem);
}
}
// Calls processor of corresponding LootTemplate (which handles everything including references)
bool Loot::FillLoot(uint32 loot_id, LootStore const& store, Player* loot_owner, bool personal, bool noEmptyError)
{
// Must be provided
if (!loot_owner)
return false;
LootTemplate const* tab = store.GetLootFor(loot_id);
if (!tab)
{
if (!noEmptyError)
sLog.outErrorDb("Table '%s' loot id #%u used but it doesn't have records.", store.GetName(), loot_id);
return false;
}
m_lootItems.reserve(MAX_NR_LOOT_ITEMS);
tab->Process(*this, store, store.IsRatesAllowed()); // Processing is done there, callback via Loot::AddItem()
// Must now check if current looter have right to loot all item or he will lockout that item until he look and release the loot
if (!m_currentLooterGuid.IsEmpty() && m_ownerSet.size() > 1 && m_lootMethod != FREE_FOR_ALL) // only for group that are not free for all
{
Player* currentLooter = ObjectAccessor::FindPlayer(m_currentLooterGuid);
for (LootItemList::const_iterator lootItemItr = m_lootItems.begin(); lootItemItr != m_lootItems.end(); ++lootItemItr)
{
LootItem* lootItem = *lootItemItr;
// Normal loot have no condition to check
if (lootItem->lootItemType == LOOTITEM_TYPE_NORMAL)
continue;
if (!currentLooter || !lootItem->AllowedForPlayer(currentLooter, m_lootTarget))
lootItem->currentLooterPass = true; // Some item may not be allowed for current looter, must set this flag to avoid item not distributed to other player
}
}
return true;
}
// Is there is any loot available for provided player
bool Loot::IsLootedFor(Player const* player) const
{
if (m_gold != 0)
return false;
ObjectGuid const& playerGuid = player->GetObjectGuid();
for (LootItemList::const_iterator lootItemItr = m_lootItems.begin(); lootItemItr != m_lootItems.end(); ++lootItemItr)
{
LootItem* lootItem = *lootItemItr;
if (lootItem->GetSlotTypeForSharedLoot(player, this) != MAX_LOOT_SLOT_TYPE)
return false;
}
return true;
}
bool Loot::IsLootedForAll() const
{
for (GuidSet::const_iterator itr = m_ownerSet.begin(); itr != m_ownerSet.end(); ++itr)
{
Player* player = ObjectAccessor::FindPlayer(*itr);
if (!player)
continue;
if (!IsLootedFor(player))
return false;
}
return true;
}
bool Loot::CanLoot(Player const* player)
{
ObjectGuid const& playerGuid = player->GetObjectGuid();
// not in Guid list of possible owner mean cheat or big problem
GuidSet::const_iterator itr = m_ownerSet.find(playerGuid);
if (itr == m_ownerSet.end())
return false;
// all player that have right too loot have right to loot dropped money
if (m_gold)
return true;
// is already looted?
if (IsLootedFor(player))
return false;
if (m_lootMethod == NOT_GROUP_TYPE_LOOT || m_lootMethod == FREE_FOR_ALL)
return true;
if (m_haveItemOverThreshold)
{
// master loot have always loot right when the loot contain over threshold item
if (m_lootMethod == MASTER_LOOT && player->GetObjectGuid() == m_masterOwnerGuid)
return true;
// player can all loot on 'group loot' or 'need before greed' loot type
if (m_lootMethod != MASTER_LOOT && m_lootMethod != ROUND_ROBIN)
return true;
}
// if the player is the current looter (his turn to loot under threshold item) or the current looter released the loot then the player can loot
if (m_isReleased || player->GetObjectGuid() == m_currentLooterGuid)
return true;
return false;
}
void Loot::NotifyItemRemoved(uint32 lootIndex)
{
// notify all players that are looting this that the item was removed
GuidSet::iterator i_next;
for (GuidSet::iterator i = m_playersLooting.begin(); i != m_playersLooting.end(); i = i_next)
{
i_next = i;
++i_next;
Player* plr = ObjectAccessor::FindPlayer(*i);
if (plr && plr->GetSession())
NotifyItemRemoved(plr, lootIndex);
else
m_playersLooting.erase(i);
}
}
void Loot::NotifyItemRemoved(Player* player, uint32 lootIndex)
{
// notify a player that are looting this that the item was removed
WorldPacket data(SMSG_LOOT_REMOVED, 1);
data << uint8(lootIndex);
player->GetSession()->SendPacket(&data);
}
void Loot::NotifyMoneyRemoved()
{
// notify all players that are looting this that the money was removed
GuidSet::iterator i_next;
for (GuidSet::iterator i = m_playersLooting.begin(); i != m_playersLooting.end(); i = i_next)
{
i_next = i;
++i_next;