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#include "printmaps.h"
#include "core/convar/convar.h"
#include "core/convar/concommand.h"
#include "mods/modmanager.h"
#include "core/tier0.h"
#include "engine/r2engine.h"
#include "squirrel/squirrel.h"
#include <filesystem>
#include <regex>
AUTOHOOK_INIT()
enum class MapSource_t
{
VPK,
GAMEDIR,
MOD
};
const std::unordered_map<MapSource_t, const char*> PrintMapSource = {
{MapSource_t::VPK, "VPK"}, {MapSource_t::MOD, "MOD"}, {MapSource_t::GAMEDIR, "R2"}};
struct MapVPKInfo
{
std::string name;
std::string parent;
MapSource_t source;
};
// our current list of maps in the game
std::vector<MapVPKInfo> vMapList;
typedef void (*Host_Map_helperType)(const CCommand&, void*);
typedef void (*Host_Changelevel_fType)(const CCommand&);
Host_Map_helperType Host_Map_helper;
Host_Changelevel_fType Host_Changelevel_f;
void RefreshMapList()
{
// Only update the maps list every 10 seconds max to we avoid constantly reading fs
static double fLastRefresh = -999;
if (fLastRefresh + 10.0 > g_pGlobals->m_flRealTime)
return;
fLastRefresh = g_pGlobals->m_flRealTime;
// Rebuild map list
vMapList.clear();
// get modded maps
// TODO: could probably check mod vpks to get mapnames from there too?
for (auto& modFilePair : g_pModManager->m_ModFiles)
{
ModOverrideFile file = modFilePair.second;
if (file.m_Path.extension() == ".bsp" && file.m_Path.parent_path().string() == "maps") // only allow mod maps actually in /maps atm
{
MapVPKInfo& map = vMapList.emplace_back();
map.name = file.m_Path.stem().string();
map.parent = file.m_pOwningMod->Name;
map.source = MapSource_t::MOD;
}
}
// get maps in vpk
{
const int iNumRetailNonMapVpks = 1;
static const char* const ppRetailNonMapVpks[] = {
"englishclient_frontend.bsp.pak000_dir.vpk"}; // don't include mp_common here as it contains mp_lobby
// matches directory vpks, and captures their map name in the first group
static const std::regex rVpkMapRegex("englishclient_([a-zA-Z0-9_]+)\\.bsp\\.pak000_dir\\.vpk", std::regex::icase);
for (fs::directory_entry file : fs::directory_iterator("./vpk"))
{
std::string pathString = file.path().filename().string();
bool bIsValidMapVpk = true;
for (int i = 0; i < iNumRetailNonMapVpks; i++)
{
if (!pathString.compare(ppRetailNonMapVpks[i]))
{
bIsValidMapVpk = false;
break;
}
}
if (!bIsValidMapVpk)
continue;
// run our map vpk regex on the filename
std::smatch match;
std::regex_match(pathString, match, rVpkMapRegex);
if (match.length() < 2)
continue;
std::string mapName = match[1].str();
// special case: englishclient_mp_common contains mp_lobby, so hardcode the name here
if (mapName == "mp_common")
mapName = "mp_lobby";
MapVPKInfo& map = vMapList.emplace_back();
map.name = mapName;
map.parent = pathString;
map.source = MapSource_t::VPK;
}
}
// get maps in game dir
std::string gameDir = fmt::format("{}/maps", g_pModName);
if (!std::filesystem::exists(gameDir))
{
return;
}
for (fs::directory_entry file : fs::directory_iterator(gameDir))
{
if (file.path().extension() == ".bsp")
{
MapVPKInfo& map = vMapList.emplace_back();
map.name = file.path().stem().string();
map.parent = "R2";
map.source = MapSource_t::GAMEDIR;
}
}
}
// clang-format off
AUTOHOOK(_Host_Map_f_CompletionFunc, engine.dll + 0x161AE0,
int, __fastcall, (const char *const cmdname, const char *const partial, char commands[COMMAND_COMPLETION_MAXITEMS][COMMAND_COMPLETION_ITEM_LENGTH]))
// clang-format on
{
RefreshMapList();
// use a custom autocomplete func for all map loading commands
const int cmdLength = strlen(cmdname);
const char* query = partial + cmdLength;
const int queryLength = strlen(query);
int numMaps = 0;
for (int i = 0; i < vMapList.size() && numMaps < COMMAND_COMPLETION_MAXITEMS; i++)
{
if (!strncmp(query, vMapList[i].name.c_str(), queryLength))
{
strcpy(commands[numMaps], cmdname);
strncpy_s(
commands[numMaps++] + cmdLength,
COMMAND_COMPLETION_ITEM_LENGTH,
&vMapList[i].name[0],
COMMAND_COMPLETION_ITEM_LENGTH - cmdLength);
}
}
return numMaps;
}
ADD_SQFUNC(
"array<string>",
NSGetLoadedMapNames,
"",
"Returns a string array of loaded map file names",
ScriptContext::UI | ScriptContext::CLIENT | ScriptContext::SERVER)
{
// Maybe we should call this on mods reload instead
RefreshMapList();
g_pSquirrel<context>->newarray(sqvm, 0);
for (MapVPKInfo& map : vMapList)
{
g_pSquirrel<context>->pushstring(sqvm, map.name.c_str());
g_pSquirrel<context>->arrayappend(sqvm, -2);
}
return SQRESULT_NOTNULL;
}
void ConCommand_maps(const CCommand& args)
{
if (args.ArgC() < 2)
{
spdlog::info("Usage: maps <substring>");
spdlog::info("maps * for full listing");
return;
}
RefreshMapList();
for (MapVPKInfo& map : vMapList) // need to figure out a nice way to include parent path without making the formatting awful
if ((*args.Arg(1) == '*' && !args.Arg(1)[1]) || strstr(map.name.c_str(), args.Arg(1)))
spdlog::info("({}) {}", PrintMapSource.at(map.source), map.name);
}
// clang-format off
AUTOHOOK(Host_Map_f, engine.dll + 0x15B340, void, __fastcall, (const CCommand& args))
// clang-format on
{
RefreshMapList();
if (args.ArgC() > 1 &&
std::find_if(vMapList.begin(), vMapList.end(), [&](MapVPKInfo map) -> bool { return map.name == args.Arg(1); }) == vMapList.end())
{
spdlog::warn("Map load failed: {} not found or invalid", args.Arg(1));
return;
}
else if (args.ArgC() == 1)
{
spdlog::warn("Map load failed: no map name provided");
return;
}
if (*g_pServerState >= server_state_t::ss_active)
return Host_Changelevel_f(args);
else
return Host_Map_helper(args, nullptr);
}
void InitialiseMapsPrint()
{
AUTOHOOK_DISPATCH()
ConCommand* mapsCommand = g_pCVar->FindCommand("maps");
mapsCommand->m_pCommandCallback = ConCommand_maps;
}
ON_DLL_LOAD("engine.dll", Host_Map_f, (CModule module))
{
Host_Map_helper = module.Offset(0x15AEF0).RCast<Host_Map_helperType>();
Host_Changelevel_f = module.Offset(0x15AAD0).RCast<Host_Changelevel_fType>();
}
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