mirror of
https://github.com/DarkflameUniverse/DarkflameServer.git
synced 2025-08-05 02:04:04 +00:00
Public release of the DLU server code!
Have fun!
This commit is contained in:
Unknown
367
dGame/dUtilities/Preconditions.cpp
Normal file
367
dGame/dUtilities/Preconditions.cpp
Normal file
@@ -0,0 +1,367 @@
|
||||
#include "Preconditions.h"
|
||||
|
||||
#include "Game.h"
|
||||
#include "dLogger.h"
|
||||
|
||||
#include <sstream>
|
||||
|
||||
#include "InventoryComponent.h"
|
||||
#include "MissionComponent.h"
|
||||
#include "Character.h"
|
||||
#include "CharacterComponent.h"
|
||||
#include "DestroyableComponent.h"
|
||||
#include "GameMessages.h"
|
||||
|
||||
|
||||
std::map<uint32_t, Precondition*> Preconditions::cache = {};
|
||||
|
||||
Precondition::Precondition(const uint32_t condition)
|
||||
{
|
||||
std::stringstream query;
|
||||
|
||||
query << "SELECT type, targetLOT, targetCount FROM Preconditions WHERE id = " << std::to_string(condition) << ";";
|
||||
|
||||
auto result = CDClientDatabase::ExecuteQuery(query.str());
|
||||
|
||||
if (result.eof())
|
||||
{
|
||||
this->type = PreconditionType::ItemEquipped;
|
||||
this->count = 1;
|
||||
this->values = { 0 };
|
||||
|
||||
Game::logger->Log("Precondition", "Failed to find precondition of id (%i)!\n", condition);
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
this->type = static_cast<PreconditionType>(result.fieldIsNull(0) ? 0 : result.getIntField(0));
|
||||
|
||||
if (!result.fieldIsNull(1))
|
||||
{
|
||||
std::istringstream stream(result.getStringField(1));
|
||||
std::string token;
|
||||
|
||||
while (std::getline(stream, token, ','))
|
||||
{
|
||||
uint32_t value;
|
||||
if (GeneralUtils::TryParse(token, value))
|
||||
{
|
||||
this->values.push_back(value);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
this->count = result.fieldIsNull(2) ? 1 : result.getIntField(2);
|
||||
|
||||
result.finalize();
|
||||
}
|
||||
|
||||
|
||||
bool Precondition::Check(Entity* player, bool evaluateCosts) const
|
||||
{
|
||||
if (values.empty())
|
||||
{
|
||||
return true; // There are very few of these
|
||||
}
|
||||
|
||||
bool any;
|
||||
|
||||
// Guesses
|
||||
switch (type) {
|
||||
case PreconditionType::HasItem:
|
||||
case PreconditionType::ItemEquipped:
|
||||
case PreconditionType::HasAchievement:
|
||||
case PreconditionType::MissionAvailable:
|
||||
case PreconditionType::OnMission:
|
||||
case PreconditionType::MissionComplete:
|
||||
case PreconditionType::PetDeployed:
|
||||
case PreconditionType::HasFlag:
|
||||
case PreconditionType::WithinShape:
|
||||
case PreconditionType::InBuild:
|
||||
case PreconditionType::TeamCheck:
|
||||
case PreconditionType::IsPetTaming:
|
||||
case PreconditionType::HasFaction:
|
||||
case PreconditionType::DoesNotHaveFaction:
|
||||
case PreconditionType::HasRacingLicence:
|
||||
case PreconditionType::DoesNotHaveRacingLicence:
|
||||
case PreconditionType::LegoClubMember:
|
||||
case PreconditionType::NoInteraction:
|
||||
any = true;
|
||||
break;
|
||||
case PreconditionType::DoesNotHaveItem:
|
||||
case PreconditionType::ItemNotEquipped:
|
||||
case PreconditionType::HasLevel:
|
||||
any = false;
|
||||
break;
|
||||
default:
|
||||
any = true;
|
||||
break;
|
||||
}
|
||||
|
||||
auto passedAny = false;
|
||||
|
||||
for (const auto value : values)
|
||||
{
|
||||
const auto passed = CheckValue(player, value, evaluateCosts);
|
||||
|
||||
if (passed && any)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
if (!passed && !any)
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
if (passed)
|
||||
{
|
||||
passedAny = true;
|
||||
}
|
||||
}
|
||||
|
||||
return passedAny;
|
||||
}
|
||||
|
||||
|
||||
bool Precondition::CheckValue(Entity* player, const uint32_t value, bool evaluateCosts) const
|
||||
{
|
||||
auto* missionComponent = player->GetComponent<MissionComponent>();
|
||||
auto* inventoryComponent = player->GetComponent<InventoryComponent>();
|
||||
auto* destroyableComponent = player->GetComponent<DestroyableComponent>();
|
||||
auto* characterComponent = player->GetComponent<CharacterComponent>();
|
||||
auto* character = player->GetCharacter();
|
||||
|
||||
Mission* mission;
|
||||
|
||||
switch (type)
|
||||
{
|
||||
case PreconditionType::ItemEquipped:
|
||||
return inventoryComponent->IsEquipped(value);
|
||||
case PreconditionType::ItemNotEquipped:
|
||||
return !inventoryComponent->IsEquipped(value);
|
||||
case PreconditionType::HasItem:
|
||||
if (evaluateCosts) // As far as I know this is only used for quickbuilds, and removal shouldn't actually be handled here.
|
||||
{
|
||||
inventoryComponent->RemoveItem(value, count);
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
return inventoryComponent->GetLotCount(value) >= count;
|
||||
case PreconditionType::DoesNotHaveItem:
|
||||
return inventoryComponent->IsEquipped(value) < count;
|
||||
case PreconditionType::HasAchievement:
|
||||
mission = missionComponent->GetMission(value);
|
||||
|
||||
return mission == nullptr || mission->GetMissionState() >= MissionState::MISSION_STATE_COMPLETE;
|
||||
case PreconditionType::MissionAvailable:
|
||||
mission = missionComponent->GetMission(value);
|
||||
|
||||
return mission == nullptr || mission->GetMissionState() >= MissionState::MISSION_STATE_AVAILABLE;
|
||||
case PreconditionType::OnMission:
|
||||
mission = missionComponent->GetMission(value);
|
||||
|
||||
return mission == nullptr || mission->GetMissionState() >= MissionState::MISSION_STATE_ACTIVE;
|
||||
case PreconditionType::MissionComplete:
|
||||
mission = missionComponent->GetMission(value);
|
||||
|
||||
return mission == nullptr || mission->GetMissionState() >= MissionState::MISSION_STATE_COMPLETE;
|
||||
case PreconditionType::PetDeployed:
|
||||
return false; // TODO
|
||||
case PreconditionType::HasFlag:
|
||||
return character->GetPlayerFlag(value);
|
||||
case PreconditionType::WithinShape:
|
||||
return true; // Client checks this one
|
||||
case PreconditionType::InBuild:
|
||||
return character->GetBuildMode();
|
||||
case PreconditionType::TeamCheck:
|
||||
return false; // TODO
|
||||
case PreconditionType::IsPetTaming:
|
||||
return false; // TODO
|
||||
case PreconditionType::HasFaction:
|
||||
for (const auto faction : destroyableComponent->GetFactionIDs())
|
||||
{
|
||||
if (faction == static_cast<int>(value))
|
||||
{
|
||||
return true;
|
||||
}
|
||||
}
|
||||
|
||||
return false;
|
||||
case PreconditionType::DoesNotHaveFaction:
|
||||
for (const auto faction : destroyableComponent->GetFactionIDs())
|
||||
{
|
||||
if (faction == static_cast<int>(value))
|
||||
{
|
||||
return false;
|
||||
}
|
||||
}
|
||||
|
||||
return true;
|
||||
case PreconditionType::HasRacingLicence:
|
||||
return false; // TODO
|
||||
case PreconditionType::DoesNotHaveRacingLicence:
|
||||
return false; // TODO
|
||||
case PreconditionType::LegoClubMember:
|
||||
return false; // TODO
|
||||
case PreconditionType::NoInteraction:
|
||||
return false; // TODO
|
||||
case PreconditionType::HasLevel:
|
||||
return characterComponent->GetLevel() >= value;
|
||||
default:
|
||||
return true; // There are a couple more unknown preconditions. Always return true in this case.
|
||||
}
|
||||
}
|
||||
|
||||
PreconditionExpression::PreconditionExpression(const std::string& conditions)
|
||||
{
|
||||
if (conditions.empty())
|
||||
{
|
||||
empty = true;
|
||||
|
||||
return;
|
||||
}
|
||||
|
||||
std::stringstream a;
|
||||
std::stringstream b;
|
||||
|
||||
auto bor = false;
|
||||
|
||||
auto done = false;
|
||||
|
||||
for (auto i = 0u; i < conditions.size(); ++i)
|
||||
{
|
||||
if (done)
|
||||
{
|
||||
break;
|
||||
}
|
||||
|
||||
const auto character = conditions[i];
|
||||
|
||||
switch (character)
|
||||
{
|
||||
case '|':
|
||||
bor = true;
|
||||
b << conditions.substr(i + 1);
|
||||
done = true;
|
||||
break;
|
||||
case ' ':
|
||||
case ')':
|
||||
break;
|
||||
case ',':
|
||||
case '&':
|
||||
case ';':
|
||||
case '(':
|
||||
b << conditions.substr(i + 1);
|
||||
done = true;
|
||||
break;
|
||||
case '0':
|
||||
case '1':
|
||||
case '2':
|
||||
case '3':
|
||||
case '4':
|
||||
case '5':
|
||||
case '6':
|
||||
case '7':
|
||||
case '8':
|
||||
case '9':
|
||||
a << character;
|
||||
break;
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
this->m_or = bor;
|
||||
|
||||
const auto aString = a.str();
|
||||
|
||||
if (!aString.empty())
|
||||
{
|
||||
this->condition = std::stoul(a.str());
|
||||
}
|
||||
else
|
||||
{
|
||||
this->condition = 0;
|
||||
}
|
||||
|
||||
const auto bString = b.str();
|
||||
|
||||
if (!bString.empty())
|
||||
{
|
||||
this->next = new PreconditionExpression(bString);
|
||||
}
|
||||
else
|
||||
{
|
||||
this->next = nullptr;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
bool PreconditionExpression::Check(Entity* player, bool evaluateCosts) const
|
||||
{
|
||||
if (empty)
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
if (player->GetGMLevel() >= 9) // Developers can skip this for testing
|
||||
{
|
||||
return true;
|
||||
}
|
||||
|
||||
const auto a = Preconditions::Check(player, condition, evaluateCosts);
|
||||
|
||||
if (!a)
|
||||
{
|
||||
GameMessages::SendNotifyClientFailedPrecondition(player->GetObjectID(), player->GetSystemAddress(), u"", condition);
|
||||
}
|
||||
|
||||
const auto b = next == nullptr ? true : next->Check(player);
|
||||
|
||||
return m_or ? a || b : a && b;
|
||||
}
|
||||
|
||||
PreconditionExpression::~PreconditionExpression()
|
||||
{
|
||||
delete next;
|
||||
}
|
||||
|
||||
|
||||
bool Preconditions::Check(Entity* player, const uint32_t condition, bool evaluateCosts)
|
||||
{
|
||||
Precondition* precondition;
|
||||
|
||||
const auto& index = cache.find(condition);
|
||||
|
||||
if (index != cache.end())
|
||||
{
|
||||
precondition = index->second;
|
||||
}
|
||||
else
|
||||
{
|
||||
precondition = new Precondition(condition);
|
||||
|
||||
cache.insert_or_assign(condition, precondition);
|
||||
}
|
||||
|
||||
return precondition->Check(player, evaluateCosts);
|
||||
}
|
||||
|
||||
|
||||
PreconditionExpression Preconditions::CreateExpression(const std::string& conditions)
|
||||
{
|
||||
return PreconditionExpression(conditions);
|
||||
}
|
||||
|
||||
|
||||
Preconditions::~Preconditions()
|
||||
{
|
||||
for (const auto& condition : cache)
|
||||
{
|
||||
delete condition.second;
|
||||
}
|
||||
|
||||
cache.clear();
|
||||
}
|
||||
Reference in New Issue
Block a user