LFGScripts.cpp

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/*
 * This file is part of the TrinityCore 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, see <http://www.gnu.org/licenses/>.
 */
 
/*
 * Interaction between core and LFGScripts
 */
 
#include "LFGScripts.h"
#include "Common.h"
#include "Group.h"
#include "LFGMgr.h"
#include "Log.h"
#include "Map.h"
#include "ObjectAccessor.h"
#include "Player.h"
#include "QueryPackets.h"
#include "ScriptMgr.h"
#include "SharedDefines.h"
#include "WorldSession.h"
 
namespace lfg
{
 
LFGPlayerScript::LFGPlayerScript() : PlayerScript("LFGPlayerScript") { }
 
void LFGPlayerScript::OnLogout(Player* player)
{
 if (!sLFGMgr->isOptionEnabled(LFG_OPTION_ENABLE_DUNGEON_FINDER | LFG_OPTION_ENABLE_RAID_BROWSER))
 return;
 
 if (!player->GetGroup())
 sLFGMgr->LeaveLfg(player->GetGUID());
 else if (player->GetSession()->PlayerDisconnected())
 sLFGMgr->LeaveLfg(player->GetGUID(), true);
}
 
void LFGPlayerScript::OnLogin(Player* player, bool /*loginFirst*/)
{
 if (!sLFGMgr->isOptionEnabled(LFG_OPTION_ENABLE_DUNGEON_FINDER | LFG_OPTION_ENABLE_RAID_BROWSER))
 return;
 
 // Temporal: Trying to determine when group data and LFG data gets desynched
 ObjectGuid guid = player->GetGUID();
 ObjectGuid gguid = sLFGMgr->GetGroup(guid);
 
 if (Group const* group = player->GetGroup())
 {
 ObjectGuid gguid2 = group->GetGUID();
 if (gguid != gguid2)
 {
 TC_LOG_ERROR("lfg", "{} on group {} but LFG has group {} saved... Fixing.",
 player->GetSession()->GetPlayerInfo(), gguid2.ToString(), gguid.ToString());
 sLFGMgr->SetupGroupMember(guid, group->GetGUID());
 }
 }
 
 sLFGMgr->SetTeam(player->GetGUID(), player->GetTeam());
}
 
void LFGPlayerScript::OnMapChanged(Player* player)
{
 Map const* map = player->GetMap();
 
 if (sLFGMgr->inLfgDungeonMap(player->GetGUID(), map->GetId(), map->GetDifficultyID()))
 {
 Group* group = player->GetGroup();
 // This function is also called when players log in
 // if for some reason the LFG system recognises the player as being in a LFG dungeon,
 // but the player was loaded without a valid group, we'll teleport to homebind to prevent
 // crashes or other undefined behaviour
 if (!group)
 {
 sLFGMgr->LeaveLfg(player->GetGUID());
 player->RemoveAurasDueToSpell(LFG_SPELL_LUCK_OF_THE_DRAW);
 player->TeleportTo(player->m_homebind);
 TC_LOG_ERROR("lfg", "LFGPlayerScript::OnMapChanged, Player {} {} is in LFG dungeon map but does not have a valid group! "
 "Teleporting to homebind.", player->GetName(), player->GetGUID().ToString());
 return;
 }
 
 WorldPackets::Query::QueryPlayerNamesResponse response;
 for (Group::MemberSlot const& memberSlot : group->GetMemberSlots())
 player->GetSession()->BuildNameQueryData(memberSlot.guid, response.Players.emplace_back());
 
 player->SendDirectMessage(response.Write());
 
 if (sLFGMgr->selectedRandomLfgDungeon(player->GetGUID()))
 player->CastSpell(player, LFG_SPELL_LUCK_OF_THE_DRAW, true);
 }
 else
 {
 Group* group = player->GetGroup();
 if (group && group->GetMembersCount() == 1)
 {
 sLFGMgr->LeaveLfg(group->GetGUID());
 group->Disband();
 TC_LOG_DEBUG("lfg", "LFGPlayerScript::OnMapChanged, Player {}({}) is last in the lfggroup so we disband the group.",
 player->GetName(), player->GetGUID().ToString());
 }
 player->RemoveAurasDueToSpell(LFG_SPELL_LUCK_OF_THE_DRAW);
 }
}
 
LFGGroupScript::LFGGroupScript() : GroupScript("LFGGroupScript") { }
 
void LFGGroupScript::OnAddMember(Group* group, ObjectGuid guid)
{
 if (!sLFGMgr->isOptionEnabled(LFG_OPTION_ENABLE_DUNGEON_FINDER | LFG_OPTION_ENABLE_RAID_BROWSER))
 return;
 
 ObjectGuid gguid = group->GetGUID();
 ObjectGuid leader = group->GetLeaderGUID();
 
 if (leader == guid)
 {
 TC_LOG_DEBUG("lfg", "LFGScripts::OnAddMember [{}]: added [{}] leader [{}]", gguid.ToString(), guid.ToString(), leader.ToString());
 sLFGMgr->SetLeader(gguid, guid);
 }
 else
 {
 LfgState gstate = sLFGMgr->GetState(gguid);
 LfgState state = sLFGMgr->GetState(guid);
 TC_LOG_DEBUG("lfg", "LFGScripts::OnAddMember [{}]: added [{}] leader [{}] gstate: {}, state: {}", gguid.ToString(), guid.ToString(), leader.ToString(), gstate, state);
 
 if (state == LFG_STATE_QUEUED)
 sLFGMgr->LeaveLfg(guid);
 
 if (gstate == LFG_STATE_QUEUED)
 sLFGMgr->LeaveLfg(gguid);
 }
 
 sLFGMgr->SetGroup(guid, gguid);
 sLFGMgr->AddPlayerToGroup(gguid, guid);
}
 
void LFGGroupScript::OnRemoveMember(Group* group, ObjectGuid guid, RemoveMethod method, ObjectGuid kicker, char const* reason)
{
 if (!sLFGMgr->isOptionEnabled(LFG_OPTION_ENABLE_DUNGEON_FINDER | LFG_OPTION_ENABLE_RAID_BROWSER))
 return;
 
 ObjectGuid gguid = group->GetGUID();
 TC_LOG_DEBUG("lfg", "LFGScripts::OnRemoveMember [{}]: remove [{}] Method: {} Kicker: [{}] Reason: {}",
 gguid.ToString(), guid.ToString(), method, kicker.ToString(), (reason ? reason : ""));
 
 bool isLFG = group->isLFGGroup();
 
 if (isLFG && method == GROUP_REMOVEMETHOD_KICK) // Player have been kicked
 {
 std::string str_reason = "";
 if (reason)
 str_reason = std::string(reason);
 sLFGMgr->InitBoot(gguid, kicker, guid, str_reason);
 return;
 }
 
 LfgState state = sLFGMgr->GetState(gguid);
 
 // If group is being formed after proposal success do nothing more
 if (state == LFG_STATE_PROPOSAL && method == GROUP_REMOVEMETHOD_DEFAULT)
 {
 // LfgData: Remove player from group
 sLFGMgr->SetGroup(guid, ObjectGuid::Empty);
 sLFGMgr->RemovePlayerFromGroup(gguid, guid);
 return;
 }
 
 sLFGMgr->LeaveLfg(guid);
 sLFGMgr->SetGroup(guid, ObjectGuid::Empty);
 uint8 players = sLFGMgr->RemovePlayerFromGroup(gguid, guid);
 
 if (Player* player = ObjectAccessor::FindPlayer(guid))
 {
 if (method == GROUP_REMOVEMETHOD_LEAVE && state == LFG_STATE_DUNGEON &&
 players >= LFG_GROUP_KICK_VOTES_NEEDED)
 player->CastSpell(player, LFG_SPELL_DUNGEON_DESERTER, true);
 else if (method == GROUP_REMOVEMETHOD_KICK_LFG)
 player->RemoveAurasDueToSpell(LFG_SPELL_DUNGEON_COOLDOWN);
 //else if (state == LFG_STATE_BOOT)
 // Update internal kick cooldown of kicked
 
 player->GetSession()->SendLfgUpdateStatus(LfgUpdateData(LFG_UPDATETYPE_LEADER_UNK1), true);
 if (isLFG && player->GetMap()->IsDungeon()) // Teleport player out the dungeon
 sLFGMgr->TeleportPlayer(player, true);
 }
 
 if (isLFG && state != LFG_STATE_FINISHED_DUNGEON) // Need more players to finish the dungeon
 if (Player* leader = ObjectAccessor::FindConnectedPlayer(sLFGMgr->GetLeader(gguid)))
 leader->GetSession()->SendLfgOfferContinue(sLFGMgr->GetDungeon(gguid, false));
}
 
void LFGGroupScript::OnDisband(Group* group)
{
 if (!sLFGMgr->isOptionEnabled(LFG_OPTION_ENABLE_DUNGEON_FINDER | LFG_OPTION_ENABLE_RAID_BROWSER))
 return;
 
 ObjectGuid gguid = group->GetGUID();
 TC_LOG_DEBUG("lfg", "LFGScripts::OnDisband [{}]", gguid.ToString());
 
 sLFGMgr->RemoveGroupData(gguid);
}
 
void LFGGroupScript::OnChangeLeader(Group* group, ObjectGuid newLeaderGuid, ObjectGuid oldLeaderGuid)
{
 if (!sLFGMgr->isOptionEnabled(LFG_OPTION_ENABLE_DUNGEON_FINDER | LFG_OPTION_ENABLE_RAID_BROWSER))
 return;
 
 ObjectGuid gguid = group->GetGUID();
 
 TC_LOG_DEBUG("lfg", "LFGScripts::OnChangeLeader [{}]: old [{}] new [{}]",
 gguid.ToString(), newLeaderGuid.ToString(), oldLeaderGuid.ToString());
 
 sLFGMgr->SetLeader(gguid, newLeaderGuid);
}
 
void LFGGroupScript::OnInviteMember(Group* group, ObjectGuid guid)
{
 if (!sLFGMgr->isOptionEnabled(LFG_OPTION_ENABLE_DUNGEON_FINDER | LFG_OPTION_ENABLE_RAID_BROWSER))
 return;
 
 ObjectGuid gguid = group->GetGUID();
 ObjectGuid leader = group->GetLeaderGUID();
 TC_LOG_DEBUG("lfg", "LFGScripts::OnInviteMember [{}]: invite [{}] leader [{}]",
 gguid.ToString(), guid.ToString(), leader.ToString());
 
 // No gguid == new group being formed
 // No leader == after group creation first invite is new leader
 // leader and no gguid == first invite after leader is added to new group (this is the real invite)
 if (!leader.IsEmpty() && gguid.IsEmpty())
 sLFGMgr->LeaveLfg(leader);
}
 
void AddSC_LFGScripts()
{
 new LFGPlayerScript();
 new LFGGroupScript();
}
 
} // namespace lfg