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tools.cpp
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tools.cpp
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// Copyright 2023 The Forgotten Server Authors. All rights reserved.
// Use of this source code is governed by the GPL-2.0 License that can be found in the LICENSE file.
#include "otpch.h"
#include "tools.h"
#include "configmanager.h"
#include <chrono>
#include <fmt/chrono.h>
#include <openssl/evp.h>
#include <openssl/hmac.h>
void printXMLError(const std::string& where, std::string_view fileName, const pugi::xml_parse_result& result)
{
std::cout << '[' << where << "] Failed to load " << fileName << ": " << result.description() << std::endl;
FILE* file = fopen(fileName.data(), "rb");
if (!file) {
return;
}
char buffer[32768];
uint32_t currentLine = 1;
std::string line;
auto offset = static_cast<size_t>(result.offset);
size_t lineOffsetPosition = 0;
size_t index = 0;
size_t bytes;
do {
bytes = fread(buffer, 1, 32768, file);
for (size_t i = 0; i < bytes; ++i) {
char ch = buffer[i];
if (ch == '\n') {
if ((index + i) >= offset) {
lineOffsetPosition = line.length() - ((index + i) - offset);
bytes = 0;
break;
}
++currentLine;
line.clear();
} else {
line.push_back(ch);
}
}
index += bytes;
} while (bytes == 32768);
fclose(file);
std::cout << "Line " << currentLine << ':' << std::endl;
std::cout << line << std::endl;
for (size_t i = 0; i < lineOffsetPosition; i++) {
if (line[i] == '\t') {
std::cout << '\t';
} else {
std::cout << ' ';
}
}
std::cout << '^' << std::endl;
}
std::string transformToSHA1(std::string_view input)
{
std::unique_ptr<EVP_MD_CTX, decltype(&EVP_MD_CTX_free)> ctx{EVP_MD_CTX_new(), EVP_MD_CTX_free};
if (!ctx) {
throw std::runtime_error("Failed to create EVP context");
}
std::unique_ptr<EVP_MD, decltype(&EVP_MD_free)> md{EVP_MD_fetch(nullptr, "SHA1", nullptr), EVP_MD_free};
if (!md) {
throw std::runtime_error("Failed to fetch SHA1");
}
if (!EVP_DigestInit_ex(ctx.get(), md.get(), nullptr)) {
throw std::runtime_error("Message digest initialization failed");
}
if (!EVP_DigestUpdate(ctx.get(), input.data(), input.size())) {
throw std::runtime_error("Message digest update failed");
}
unsigned int len = EVP_MD_size(md.get());
std::string digest(static_cast<size_t>(len), '\0');
if (!EVP_DigestFinal_ex(ctx.get(), reinterpret_cast<unsigned char*>(digest.data()), &len)) {
throw std::runtime_error("Message digest finalization failed");
}
return digest;
}
std::string hmac(std::string_view algorithm, std::string_view key, std::string_view message)
{
std::unique_ptr<EVP_MD_CTX, decltype(&EVP_MD_CTX_free)> ctx{EVP_MD_CTX_new(), EVP_MD_CTX_free};
if (!ctx) {
throw std::runtime_error("Failed to create EVP context");
}
std::unique_ptr<EVP_MD, decltype(&EVP_MD_free)> md{EVP_MD_fetch(nullptr, algorithm.data(), nullptr), EVP_MD_free};
if (!md) {
throw std::runtime_error(fmt::format("Failed to fetch {:s}", algorithm));
}
std::array<unsigned char, EVP_MAX_MD_SIZE> result;
unsigned int len;
if (!HMAC(md.get(), key.data(), key.size(), reinterpret_cast<const unsigned char*>(message.data()), message.size(),
result.data(), &len)) {
throw std::runtime_error("HMAC failed");
}
return {reinterpret_cast<char*>(result.data()), len};
}
std::string generateToken(std::string_view key, uint64_t counter, size_t length /*= AUTHENTICATOR_DIGITS*/)
{
std::string mac(8, 0);
for (uint8_t i = 8; --i; counter >>= 8) {
mac[i] = static_cast<char>(counter % 256);
}
mac = hmac("SHA1", key, mac);
// calculate hmac offset
auto offset = mac.back() % 16u;
// get truncated hash
uint32_t p =
(static_cast<unsigned char>(mac[offset + 0]) << 24u) | (static_cast<unsigned char>(mac[offset + 1]) << 16u) |
(static_cast<unsigned char>(mac[offset + 2]) << 8u) | (static_cast<unsigned char>(mac[offset + 3]) << 0u);
auto token = std::to_string(p & 0x7fffffff);
return token.substr(token.size() - length);
}
bool caseInsensitiveEqual(std::string_view str1, std::string_view str2)
{
return str1.size() == str2.size() &&
std::equal(str1.begin(), str1.end(), str2.begin(), [](char a, char b) { return tolower(a) == tolower(b); });
}
bool caseInsensitiveStartsWith(std::string_view str, std::string_view prefix)
{
return str.size() >= prefix.size() && std::equal(prefix.begin(), prefix.end(), str.begin(),
[](char a, char b) { return tolower(a) == tolower(b); });
}
std::vector<std::string_view> explodeString(std::string_view inString, const std::string& separator,
int32_t limit /* = -1*/)
{
std::vector<std::string_view> returnVector;
std::string_view::size_type start = 0, end = 0;
while (--limit != -1 && (end = inString.find(separator, start)) != std::string_view::npos) {
returnVector.push_back(inString.substr(start, end - start));
start = end + separator.size();
}
returnVector.push_back(inString.substr(start));
return returnVector;
}
IntegerVector vectorAtoi(const std::vector<std::string_view>& stringVector)
{
IntegerVector returnVector;
for (const auto& string : stringVector) {
returnVector.push_back(std::stoi(string.data()));
}
return returnVector;
}
std::mt19937& getRandomGenerator()
{
static std::random_device rd;
static std::mt19937 generator(rd());
return generator;
}
int32_t uniform_random(int32_t minNumber, int32_t maxNumber)
{
static std::uniform_int_distribution<int32_t> uniformRand;
if (minNumber == maxNumber) {
return minNumber;
} else if (minNumber > maxNumber) {
std::swap(minNumber, maxNumber);
}
return uniformRand(getRandomGenerator(), std::uniform_int_distribution<int32_t>::param_type(minNumber, maxNumber));
}
int32_t normal_random(int32_t minNumber, int32_t maxNumber)
{
static std::normal_distribution<float> normalRand(0.5f, 0.25f);
float v;
do {
v = normalRand(getRandomGenerator());
} while (v < 0.0 || v > 1.0);
auto&& [a, b] = std::minmax(minNumber, maxNumber);
return a + std::lround(v * (b - a));
}
bool boolean_random(double probability /* = 0.5*/)
{
static std::bernoulli_distribution booleanRand;
return booleanRand(getRandomGenerator(), std::bernoulli_distribution::param_type(probability));
}
std::string randomBytes(size_t length)
{
static std::uniform_int_distribution<unsigned> distribution(0, 255);
static auto& generator = getRandomGenerator();
std::string bytes(length, '\x00');
std::generate(bytes.begin(), bytes.end(), []() { return static_cast<char>(distribution(generator)); });
return bytes;
}
std::string formatDate(time_t time) { return fmt::format("{:%d/%m/%Y %H:%M:%S}", fmt::localtime(time)); }
std::string formatDateShort(time_t time) { return fmt::format("{:%d %b %Y}", fmt::localtime(time)); }
Position getNextPosition(Direction direction, Position pos)
{
switch (direction) {
case DIRECTION_NORTH:
pos.y--;
break;
case DIRECTION_SOUTH:
pos.y++;
break;
case DIRECTION_WEST:
pos.x--;
break;
case DIRECTION_EAST:
pos.x++;
break;
case DIRECTION_SOUTHWEST:
pos.x--;
pos.y++;
break;
case DIRECTION_NORTHWEST:
pos.x--;
pos.y--;
break;
case DIRECTION_NORTHEAST:
pos.x++;
pos.y--;
break;
case DIRECTION_SOUTHEAST:
pos.x++;
pos.y++;
break;
default:
break;
}
return pos;
}
Direction getDirectionTo(const Position& from, const Position& to)
{
if (from == to) {
return DIRECTION_NONE;
}
Direction dir;
int32_t x_offset = from.getOffsetX(to);
if (x_offset < 0) {
dir = DIRECTION_EAST;
x_offset = std::abs(x_offset);
} else {
dir = DIRECTION_WEST;
}
int32_t y_offset = from.getOffsetY(to);
if (y_offset >= 0) {
if (y_offset > x_offset) {
dir = DIRECTION_NORTH;
} else if (y_offset == x_offset) {
if (dir == DIRECTION_EAST) {
dir = DIRECTION_NORTHEAST;
} else {
dir = DIRECTION_NORTHWEST;
}
}
} else {
y_offset = std::abs(y_offset);
if (y_offset > x_offset) {
dir = DIRECTION_SOUTH;
} else if (y_offset == x_offset) {
if (dir == DIRECTION_EAST) {
dir = DIRECTION_SOUTHEAST;
} else {
dir = DIRECTION_SOUTHWEST;
}
}
}
return dir;
}
using MagicEffectNames = std::unordered_map<std::string, MagicEffectClasses>;
using ShootTypeNames = std::unordered_map<std::string, ShootType_t>;
using CombatTypeNames = std::unordered_map<CombatType_t, std::string, std::hash<int32_t>>;
using AmmoTypeNames = std::unordered_map<std::string, Ammo_t>;
using WeaponActionNames = std::unordered_map<std::string, WeaponAction_t>;
using SkullNames = std::unordered_map<std::string, Skulls_t>;
MagicEffectNames magicEffectNames = {
{"redspark", CONST_ME_DRAWBLOOD},
{"bluebubble", CONST_ME_LOSEENERGY},
{"poff", CONST_ME_POFF},
{"yellowspark", CONST_ME_BLOCKHIT},
{"explosionarea", CONST_ME_EXPLOSIONAREA},
{"explosion", CONST_ME_EXPLOSIONHIT},
{"firearea", CONST_ME_FIREAREA},
{"yellowbubble", CONST_ME_YELLOW_RINGS},
{"greenbubble", CONST_ME_GREEN_RINGS},
{"blackspark", CONST_ME_HITAREA},
{"teleport", CONST_ME_TELEPORT},
{"energy", CONST_ME_ENERGYHIT},
{"blueshimmer", CONST_ME_MAGIC_BLUE},
{"redshimmer", CONST_ME_MAGIC_RED},
{"greenshimmer", CONST_ME_MAGIC_GREEN},
{"fire", CONST_ME_HITBYFIRE},
{"greenspark", CONST_ME_HITBYPOISON},
{"mortarea", CONST_ME_MORTAREA},
{"greennote", CONST_ME_SOUND_GREEN},
{"rednote", CONST_ME_SOUND_RED},
{"poison", CONST_ME_POISONAREA},
{"yellownote", CONST_ME_SOUND_YELLOW},
{"purplenote", CONST_ME_SOUND_PURPLE},
{"bluenote", CONST_ME_SOUND_BLUE},
{"whitenote", CONST_ME_SOUND_WHITE},
{"bubbles", CONST_ME_BUBBLES},
{"dice", CONST_ME_CRAPS},
{"giftwraps", CONST_ME_GIFT_WRAPS},
{"yellowfirework", CONST_ME_FIREWORK_YELLOW},
{"redfirework", CONST_ME_FIREWORK_RED},
{"bluefirework", CONST_ME_FIREWORK_BLUE},
{"stun", CONST_ME_STUN},
{"sleep", CONST_ME_SLEEP},
{"watercreature", CONST_ME_WATERCREATURE},
{"groundshaker", CONST_ME_GROUNDSHAKER},
{"hearts", CONST_ME_HEARTS},
{"fireattack", CONST_ME_FIREATTACK},
{"energyarea", CONST_ME_ENERGYAREA},
{"smallclouds", CONST_ME_SMALLCLOUDS},
{"holydamage", CONST_ME_HOLYDAMAGE},
{"bigclouds", CONST_ME_BIGCLOUDS},
{"icearea", CONST_ME_ICEAREA},
{"icetornado", CONST_ME_ICETORNADO},
{"iceattack", CONST_ME_ICEATTACK},
{"stones", CONST_ME_STONES},
{"smallplants", CONST_ME_SMALLPLANTS},
{"carniphila", CONST_ME_CARNIPHILA},
{"purpleenergy", CONST_ME_PURPLEENERGY},
{"yellowenergy", CONST_ME_YELLOWENERGY},
{"holyarea", CONST_ME_HOLYAREA},
{"bigplants", CONST_ME_BIGPLANTS},
{"cake", CONST_ME_CAKE},
{"giantice", CONST_ME_GIANTICE},
{"watersplash", CONST_ME_WATERSPLASH},
{"plantattack", CONST_ME_PLANTATTACK},
{"tutorialarrow", CONST_ME_TUTORIALARROW},
{"tutorialsquare", CONST_ME_TUTORIALSQUARE},
{"mirrorhorizontal", CONST_ME_MIRRORHORIZONTAL},
{"mirrorvertical", CONST_ME_MIRRORVERTICAL},
{"skullhorizontal", CONST_ME_SKULLHORIZONTAL},
{"skullvertical", CONST_ME_SKULLVERTICAL},
{"assassin", CONST_ME_ASSASSIN},
{"stepshorizontal", CONST_ME_STEPSHORIZONTAL},
{"bloodysteps", CONST_ME_BLOODYSTEPS},
{"stepsvertical", CONST_ME_STEPSVERTICAL},
{"yalaharighost", CONST_ME_YALAHARIGHOST},
{"bats", CONST_ME_BATS},
{"smoke", CONST_ME_SMOKE},
{"insects", CONST_ME_INSECTS},
{"dragonhead", CONST_ME_DRAGONHEAD},
{"orcshaman", CONST_ME_ORCSHAMAN},
{"orcshamanfire", CONST_ME_ORCSHAMAN_FIRE},
{"thunder", CONST_ME_THUNDER},
{"ferumbras", CONST_ME_FERUMBRAS},
{"confettihorizontal", CONST_ME_CONFETTI_HORIZONTAL},
{"confettivertical", CONST_ME_CONFETTI_VERTICAL},
{"blacksmoke", CONST_ME_BLACKSMOKE},
{"redsmoke", CONST_ME_REDSMOKE},
{"yellowsmoke", CONST_ME_YELLOWSMOKE},
{"greensmoke", CONST_ME_GREENSMOKE},
{"purplesmoke", CONST_ME_PURPLESMOKE},
{"earlythunder", CONST_ME_EARLY_THUNDER},
{"bonecapsule", CONST_ME_RAGIAZ_BONECAPSULE},
{"criticaldamage", CONST_ME_CRITICAL_DAMAGE},
{"plungingfish", CONST_ME_PLUNGING_FISH},
{"bluechain", CONST_ME_BLUECHAIN},
{"orangechain", CONST_ME_ORANGECHAIN},
{"greenchain", CONST_ME_GREENCHAIN},
{"purplechain", CONST_ME_PURPLECHAIN},
{"greychain", CONST_ME_GREYCHAIN},
{"yellowchain", CONST_ME_YELLOWCHAIN},
{"yellowsparkles", CONST_ME_YELLOWSPARKLES},
{"faeexplosion", CONST_ME_FAEEXPLOSION},
{"faecoming", CONST_ME_FAECOMING},
{"faegoing", CONST_ME_FAEGOING},
{"bigcloudssinglespace", CONST_ME_BIGCLOUDSSINGLESPACE},
{"stonessinglespace", CONST_ME_STONESSINGLESPACE},
{"blueghost", CONST_ME_BLUEGHOST},
{"pointofinterest", CONST_ME_POINTOFINTEREST},
{"mapeffect", CONST_ME_MAPEFFECT},
{"pinkspark", CONST_ME_PINKSPARK},
{"greenfirework", CONST_ME_FIREWORK_GREEN},
{"orangefirework", CONST_ME_FIREWORK_ORANGE},
{"purplefirework", CONST_ME_FIREWORK_PURPLE},
{"turquoisefirework", CONST_ME_FIREWORK_TURQUOISE},
{"thecube", CONST_ME_THECUBE},
{"drawink", CONST_ME_DRAWINK},
{"prismaticsparkles", CONST_ME_PRISMATICSPARKLES},
{"thaian", CONST_ME_THAIAN},
{"thaianghost", CONST_ME_THAIANGHOST},
{"ghostsmoke", CONST_ME_GHOSTSMOKE},
{"floatingblock", CONST_ME_FLOATINGBLOCK},
{"block", CONST_ME_BLOCK},
{"rooting", CONST_ME_ROOTING},
{"ghostlyscratch", CONST_ME_GHOSTLYSCRATCH},
{"ghostlybite", CONST_ME_GHOSTLYBITE},
{"bigscratching", CONST_ME_BIGSCRATCHING},
{"slash", CONST_ME_SLASH},
{"bite", CONST_ME_BITE},
{"chivalriouschallenge", CONST_ME_CHIVALRIOUSCHALLENGE},
{"divinedazzle", CONST_ME_DIVINEDAZZLE},
{"electricalspark", CONST_ME_ELECTRICALSPARK},
{"purpleteleport", CONST_ME_PURPLETELEPORT},
{"redteleport", CONST_ME_REDTELEPORT},
{"orangeteleport", CONST_ME_ORANGETELEPORT},
{"greyteleport", CONST_ME_GREYTELEPORT},
{"lightblueteleport", CONST_ME_LIGHTBLUETELEPORT},
{"fatal", CONST_ME_FATAL},
{"dodge", CONST_ME_DODGE},
{"hourglass", CONST_ME_HOURGLASS},
{"fireworksstar", CONST_ME_FIREWORKSSTAR},
{"fireworkscircle", CONST_ME_FIREWORKSCIRCLE},
{"ferumbras1", CONST_ME_FERUMBRAS_1},
{"gazharagoth", CONST_ME_GAZHARAGOTH},
{"madmage", CONST_ME_MAD_MAGE},
{"horestis", CONST_ME_HORESTIS},
{"devovorga", CONST_ME_DEVOVORGA},
{"ferumbras2", CONST_ME_FERUMBRAS_2},
{"foam", CONST_ME_FOAM},
};
ShootTypeNames shootTypeNames = {
{"spear", CONST_ANI_SPEAR},
{"bolt", CONST_ANI_BOLT},
{"arrow", CONST_ANI_ARROW},
{"fire", CONST_ANI_FIRE},
{"energy", CONST_ANI_ENERGY},
{"poisonarrow", CONST_ANI_POISONARROW},
{"burstarrow", CONST_ANI_BURSTARROW},
{"throwingstar", CONST_ANI_THROWINGSTAR},
{"throwingknife", CONST_ANI_THROWINGKNIFE},
{"smallstone", CONST_ANI_SMALLSTONE},
{"death", CONST_ANI_DEATH},
{"largerock", CONST_ANI_LARGEROCK},
{"snowball", CONST_ANI_SNOWBALL},
{"powerbolt", CONST_ANI_POWERBOLT},
{"poison", CONST_ANI_POISON},
{"infernalbolt", CONST_ANI_INFERNALBOLT},
{"huntingspear", CONST_ANI_HUNTINGSPEAR},
{"enchantedspear", CONST_ANI_ENCHANTEDSPEAR},
{"redstar", CONST_ANI_REDSTAR},
{"greenstar", CONST_ANI_GREENSTAR},
{"royalspear", CONST_ANI_ROYALSPEAR},
{"sniperarrow", CONST_ANI_SNIPERARROW},
{"onyxarrow", CONST_ANI_ONYXARROW},
{"piercingbolt", CONST_ANI_PIERCINGBOLT},
{"whirlwindsword", CONST_ANI_WHIRLWINDSWORD},
{"whirlwindaxe", CONST_ANI_WHIRLWINDAXE},
{"whirlwindclub", CONST_ANI_WHIRLWINDCLUB},
{"etherealspear", CONST_ANI_ETHEREALSPEAR},
{"ice", CONST_ANI_ICE},
{"earth", CONST_ANI_EARTH},
{"holy", CONST_ANI_HOLY},
{"suddendeath", CONST_ANI_SUDDENDEATH},
{"flasharrow", CONST_ANI_FLASHARROW},
{"flammingarrow", CONST_ANI_FLAMMINGARROW},
{"shiverarrow", CONST_ANI_SHIVERARROW},
{"energyball", CONST_ANI_ENERGYBALL},
{"smallice", CONST_ANI_SMALLICE},
{"smallholy", CONST_ANI_SMALLHOLY},
{"smallearth", CONST_ANI_SMALLEARTH},
{"eartharrow", CONST_ANI_EARTHARROW},
{"explosion", CONST_ANI_EXPLOSION},
{"cake", CONST_ANI_CAKE},
{"tarsalarrow", CONST_ANI_TARSALARROW},
{"vortexbolt", CONST_ANI_VORTEXBOLT},
{"prismaticbolt", CONST_ANI_PRISMATICBOLT},
{"crystallinearrow", CONST_ANI_CRYSTALLINEARROW},
{"drillbolt", CONST_ANI_DRILLBOLT},
{"envenomedarrow", CONST_ANI_ENVENOMEDARROW},
{"gloothspear", CONST_ANI_GLOOTHSPEAR},
{"simplearrow", CONST_ANI_SIMPLEARROW},
{"leafstar", CONST_ANI_LEAFSTAR},
{"diamondarrow", CONST_ANI_DIAMONDARROW},
{"spectralbolt", CONST_ANI_SPECTRALBOLT},
{"royalstar", CONST_ANI_ROYALSTAR},
};
CombatTypeNames combatTypeNames = {
{COMBAT_PHYSICALDAMAGE, "physical"}, {COMBAT_ENERGYDAMAGE, "energy"}, {COMBAT_EARTHDAMAGE, "earth"},
{COMBAT_FIREDAMAGE, "fire"}, {COMBAT_UNDEFINEDDAMAGE, "undefined"}, {COMBAT_LIFEDRAIN, "lifedrain"},
{COMBAT_MANADRAIN, "manadrain"}, {COMBAT_HEALING, "healing"}, {COMBAT_DROWNDAMAGE, "drown"},
{COMBAT_ICEDAMAGE, "ice"}, {COMBAT_HOLYDAMAGE, "holy"}, {COMBAT_DEATHDAMAGE, "death"},
};
AmmoTypeNames ammoTypeNames = {
{"spear", AMMO_SPEAR},
{"bolt", AMMO_BOLT},
{"arrow", AMMO_ARROW},
{"poisonarrow", AMMO_ARROW},
{"burstarrow", AMMO_ARROW},
{"throwingstar", AMMO_THROWINGSTAR},
{"throwingknife", AMMO_THROWINGKNIFE},
{"smallstone", AMMO_STONE},
{"largerock", AMMO_STONE},
{"snowball", AMMO_SNOWBALL},
{"powerbolt", AMMO_BOLT},
{"infernalbolt", AMMO_BOLT},
{"huntingspear", AMMO_SPEAR},
{"enchantedspear", AMMO_SPEAR},
{"royalspear", AMMO_SPEAR},
{"sniperarrow", AMMO_ARROW},
{"onyxarrow", AMMO_ARROW},
{"piercingbolt", AMMO_BOLT},
{"etherealspear", AMMO_SPEAR},
{"flasharrow", AMMO_ARROW},
{"flammingarrow", AMMO_ARROW},
{"shiverarrow", AMMO_ARROW},
{"eartharrow", AMMO_ARROW},
{"tarsalarrow", AMMO_ARROW},
{"vortexbolt", AMMO_BOLT},
{"prismaticbolt", AMMO_BOLT},
{"crystallinearrow", AMMO_ARROW},
{"drillbolt", AMMO_BOLT},
{"envenomedarrow", AMMO_ARROW},
{"gloothspear", AMMO_SPEAR},
{"simplearrow", AMMO_ARROW},
{"redstar", AMMO_THROWINGSTAR},
{"greenstar", AMMO_THROWINGSTAR},
{"leafstar", AMMO_THROWINGSTAR},
{"diamondarrow", AMMO_ARROW},
{"spectralbolt", AMMO_BOLT},
{"royalstar", AMMO_THROWINGSTAR},
};
WeaponActionNames weaponActionNames = {
{"move", WEAPONACTION_MOVE},
{"removecharge", WEAPONACTION_REMOVECHARGE},
{"removecount", WEAPONACTION_REMOVECOUNT},
};
SkullNames skullNames = {
{"none", SKULL_NONE}, {"yellow", SKULL_YELLOW}, {"green", SKULL_GREEN}, {"white", SKULL_WHITE},
{"red", SKULL_RED}, {"black", SKULL_BLACK}, {"orange", SKULL_ORANGE},
};
std::vector<uint16_t> depotBoxes = {
ITEM_DEPOT_BOX_I, ITEM_DEPOT_BOX_II, ITEM_DEPOT_BOX_III, ITEM_DEPOT_BOX_IV, ITEM_DEPOT_BOX_V,
ITEM_DEPOT_BOX_VI, ITEM_DEPOT_BOX_VII, ITEM_DEPOT_BOX_VIII, ITEM_DEPOT_BOX_IX, ITEM_DEPOT_BOX_X,
ITEM_DEPOT_BOX_XI, ITEM_DEPOT_BOX_XII, ITEM_DEPOT_BOX_XIII, ITEM_DEPOT_BOX_XIV, ITEM_DEPOT_BOX_XV,
ITEM_DEPOT_BOX_XVI, ITEM_DEPOT_BOX_XVII, ITEM_DEPOT_BOX_XVIII, ITEM_DEPOT_BOX_XIX, ITEM_DEPOT_BOX_XX,
};
uint16_t getDepotBoxId(uint16_t index)
{
if (index >= depotBoxes.size()) {
return 0;
}
return depotBoxes[index];
}
MagicEffectClasses getMagicEffect(const std::string& strValue)
{
auto magicEffect = magicEffectNames.find(strValue);
if (magicEffect != magicEffectNames.end()) {
return magicEffect->second;
}
return CONST_ME_NONE;
}
ShootType_t getShootType(const std::string& strValue)
{
auto shootType = shootTypeNames.find(strValue);
if (shootType != shootTypeNames.end()) {
return shootType->second;
}
return CONST_ANI_NONE;
}
std::string getCombatName(CombatType_t combatType)
{
auto combatName = combatTypeNames.find(combatType);
if (combatName != combatTypeNames.end()) {
return combatName->second;
}
return "unknown";
}
Ammo_t getAmmoType(const std::string& strValue)
{
auto ammoType = ammoTypeNames.find(strValue);
if (ammoType != ammoTypeNames.end()) {
return ammoType->second;
}
return AMMO_NONE;
}
WeaponAction_t getWeaponAction(const std::string& strValue)
{
auto weaponAction = weaponActionNames.find(strValue);
if (weaponAction != weaponActionNames.end()) {
return weaponAction->second;
}
return WEAPONACTION_NONE;
}
Skulls_t getSkullType(const std::string& strValue)
{
auto skullType = skullNames.find(strValue);
if (skullType != skullNames.end()) {
return skullType->second;
}
return SKULL_NONE;
}
std::string getSpecialSkillName(uint8_t skillid)
{
switch (skillid) {
case SPECIALSKILL_CRITICALHITCHANCE:
return "critical hit chance";
case SPECIALSKILL_CRITICALHITAMOUNT:
return "critical extra damage";
case SPECIALSKILL_LIFELEECHCHANCE:
return "hitpoints leech chance";
case SPECIALSKILL_LIFELEECHAMOUNT:
return "hitpoints leech amount";
case SPECIALSKILL_MANALEECHCHANCE:
return "manapoints leech chance";
case SPECIALSKILL_MANALEECHAMOUNT:
return "mana points leech amount";
default:
return "unknown";
}
}
std::string getSkillName(uint8_t skillid)
{
switch (skillid) {
case SKILL_FIST:
return "fist fighting";
case SKILL_CLUB:
return "club fighting";
case SKILL_SWORD:
return "sword fighting";
case SKILL_AXE:
return "axe fighting";
case SKILL_DISTANCE:
return "distance fighting";
case SKILL_SHIELD:
return "shielding";
case SKILL_FISHING:
return "fishing";
case SKILL_MAGLEVEL:
return "magic level";
case SKILL_LEVEL:
return "level";
default:
return "unknown";
}
}
uint32_t adlerChecksum(const uint8_t* data, size_t length)
{
if (length > NETWORKMESSAGE_MAXSIZE) {
return 0;
}
const uint16_t adler = 65521;
uint32_t a = 1, b = 0;
while (length > 0) {
size_t tmp = length > 5552 ? 5552 : length;
length -= tmp;
do {
a += *data++;
b += a;
} while (--tmp);
a %= adler;
b %= adler;
}
return (b << 16) | a;
}
std::string ucfirst(std::string str)
{
for (char& i : str) {
if (i != ' ') {
i = toupper(i);
break;
}
}
return str;
}
std::string ucwords(std::string str)
{
size_t strLength = str.length();
if (strLength == 0) {
return str;
}
str[0] = toupper(str.front());
for (size_t i = 1; i < strLength; ++i) {
if (str[i - 1] == ' ') {
str[i] = toupper(str[i]);
}
}
return str;
}
bool booleanString(std::string_view str)
{
if (str.empty()) {
return false;
}
char ch = tolower(str.front());
return ch != 'f' && ch != 'n' && ch != '0';
}
size_t combatTypeToIndex(CombatType_t combatType)
{
switch (combatType) {
case COMBAT_PHYSICALDAMAGE:
return 0;
case COMBAT_ENERGYDAMAGE:
return 1;
case COMBAT_EARTHDAMAGE:
return 2;
case COMBAT_FIREDAMAGE:
return 3;
case COMBAT_UNDEFINEDDAMAGE:
return 4;
case COMBAT_LIFEDRAIN:
return 5;
case COMBAT_MANADRAIN:
return 6;
case COMBAT_HEALING:
return 7;
case COMBAT_DROWNDAMAGE:
return 8;
case COMBAT_ICEDAMAGE:
return 9;
case COMBAT_HOLYDAMAGE:
return 10;
case COMBAT_DEATHDAMAGE:
return 11;
default:
return 0;
}
}
CombatType_t indexToCombatType(size_t v) { return static_cast<CombatType_t>(1 << v); }
uint8_t serverFluidToClient(uint8_t serverFluid)
{
uint8_t size = sizeof(clientToServerFluidMap) / sizeof(uint8_t);
for (uint8_t i = 0; i < size; ++i) {
if (clientToServerFluidMap[i] == serverFluid) {
return i;
}
}
return 0;
}
uint8_t clientFluidToServer(uint8_t clientFluid)
{
uint8_t size = sizeof(clientToServerFluidMap) / sizeof(uint8_t);
if (clientFluid >= size) {
return 0;
}
return clientToServerFluidMap[clientFluid];
}
itemAttrTypes stringToItemAttribute(const std::string& str)
{
if (str == "aid") {
return ITEM_ATTRIBUTE_ACTIONID;
} else if (str == "uid") {
return ITEM_ATTRIBUTE_UNIQUEID;
} else if (str == "description") {
return ITEM_ATTRIBUTE_DESCRIPTION;
} else if (str == "text") {
return ITEM_ATTRIBUTE_TEXT;
} else if (str == "date") {
return ITEM_ATTRIBUTE_DATE;
} else if (str == "writer") {
return ITEM_ATTRIBUTE_WRITER;
} else if (str == "name") {
return ITEM_ATTRIBUTE_NAME;
} else if (str == "article") {
return ITEM_ATTRIBUTE_ARTICLE;
} else if (str == "pluralname") {
return ITEM_ATTRIBUTE_PLURALNAME;
} else if (str == "weight") {
return ITEM_ATTRIBUTE_WEIGHT;
} else if (str == "attack") {
return ITEM_ATTRIBUTE_ATTACK;
} else if (str == "defense") {
return ITEM_ATTRIBUTE_DEFENSE;
} else if (str == "extradefense") {
return ITEM_ATTRIBUTE_EXTRADEFENSE;
} else if (str == "armor") {
return ITEM_ATTRIBUTE_ARMOR;
} else if (str == "hitchance") {
return ITEM_ATTRIBUTE_HITCHANCE;
} else if (str == "shootrange") {
return ITEM_ATTRIBUTE_SHOOTRANGE;
} else if (str == "owner") {
return ITEM_ATTRIBUTE_OWNER;
} else if (str == "duration") {
return ITEM_ATTRIBUTE_DURATION;
} else if (str == "decaystate") {
return ITEM_ATTRIBUTE_DECAYSTATE;
} else if (str == "corpseowner") {
return ITEM_ATTRIBUTE_CORPSEOWNER;
} else if (str == "charges") {
return ITEM_ATTRIBUTE_CHARGES;
} else if (str == "fluidtype") {
return ITEM_ATTRIBUTE_FLUIDTYPE;
} else if (str == "doorid") {
return ITEM_ATTRIBUTE_DOORID;
} else if (str == "decayto") {
return ITEM_ATTRIBUTE_DECAYTO;
} else if (str == "wrapid") {
return ITEM_ATTRIBUTE_WRAPID;
} else if (str == "storeitem") {
return ITEM_ATTRIBUTE_STOREITEM;
} else if (str == "attackspeed") {
return ITEM_ATTRIBUTE_ATTACK_SPEED;
}
return ITEM_ATTRIBUTE_NONE;
}
std::string getFirstLine(const std::string& str)
{
std::string firstLine;
firstLine.reserve(str.length());
for (const char c : str) {
if (c == '\n') {
break;
}
firstLine.push_back(c);
}
return firstLine;
}
const char* getReturnMessage(ReturnValue value)
{
switch (value) {
case RETURNVALUE_DESTINATIONOUTOFREACH:
return "Destination is out of range.";
case RETURNVALUE_NOTMOVEABLE:
return "You cannot move this object.";
case RETURNVALUE_DROPTWOHANDEDITEM:
return "Drop the double-handed object first.";
case RETURNVALUE_BOTHHANDSNEEDTOBEFREE:
return "Both hands need to be free.";
case RETURNVALUE_CANNOTBEDRESSED:
return "You cannot dress this object there.";
case RETURNVALUE_PUTTHISOBJECTINYOURHAND:
return "Put this object in your hand.";
case RETURNVALUE_PUTTHISOBJECTINBOTHHANDS:
return "Put this object in both hands.";
case RETURNVALUE_CANONLYUSEONEWEAPON:
return "You may only use one weapon.";
case RETURNVALUE_TOOFARAWAY:
return "You are too far away.";
case RETURNVALUE_FIRSTGODOWNSTAIRS:
return "First go downstairs.";
case RETURNVALUE_FIRSTGOUPSTAIRS:
return "First go upstairs.";
case RETURNVALUE_NOTENOUGHCAPACITY:
return "This object is too heavy for you to carry.";
case RETURNVALUE_CONTAINERNOTENOUGHROOM:
return "You cannot put more objects in this container.";
case RETURNVALUE_NEEDEXCHANGE:
case RETURNVALUE_NOTENOUGHROOM:
return "There is not enough room.";
case RETURNVALUE_CANNOTPICKUP:
return "You cannot take this object.";
case RETURNVALUE_CANNOTTHROW:
return "You cannot throw there.";
case RETURNVALUE_THEREISNOWAY:
return "There is no way.";
case RETURNVALUE_THISISIMPOSSIBLE:
return "This is impossible.";
case RETURNVALUE_PLAYERISPZLOCKED:
return "You can not enter a protection zone after attacking another player.";
case RETURNVALUE_PLAYERISNOTINVITED:
return "You are not invited.";
case RETURNVALUE_CREATUREDOESNOTEXIST:
return "Creature does not exist.";
case RETURNVALUE_DEPOTISFULL:
return "You cannot put more items in this depot.";
case RETURNVALUE_CANNOTUSETHISOBJECT:
return "You cannot use this object.";
case RETURNVALUE_PLAYERWITHTHISNAMEISNOTONLINE:
return "A player with this name is not online.";
case RETURNVALUE_NOTREQUIREDLEVELTOUSERUNE:
return "You do not have the required magic level to use this rune.";
case RETURNVALUE_YOUAREALREADYTRADING:
return "You are already trading. Finish this trade first.";
case RETURNVALUE_THISPLAYERISALREADYTRADING:
return "This player is already trading.";
case RETURNVALUE_YOUMAYNOTLOGOUTDURINGAFIGHT:
return "You may not logout during or immediately after a fight!";
case RETURNVALUE_DIRECTPLAYERSHOOT:
return "You are not allowed to shoot directly on players.";
case RETURNVALUE_NOTENOUGHLEVEL:
return "Your level is too low.";
case RETURNVALUE_NOTENOUGHMAGICLEVEL:
return "You do not have enough magic level.";
case RETURNVALUE_NOTENOUGHMANA:
return "You do not have enough mana.";
case RETURNVALUE_NOTENOUGHSOUL:
return "You do not have enough soul.";
case RETURNVALUE_YOUAREEXHAUSTED: