#include "physfs/ifile_streambuf.hpp"
#include "scripting/serialize.hpp"
#include "scripting/squirrel_util.hpp"
+#include "supertux/gameconfig.hpp"
#include "supertux/globals.hpp"
+#include "supertux/player_status.hpp"
#include "supertux/screen_fade.hpp"
#include "supertux/screen_manager.hpp"
-#include "supertux/player_status.hpp"
#include "supertux/world.hpp"
+#include "supertux/savegame.hpp"
#include "util/file_system.hpp"
#include "util/reader.hpp"
#include "util/string_util.hpp"
#include "worldmap/worldmap.hpp"
+std::unique_ptr<World>
+World::load(const std::string& directory)
+{
+ std::unique_ptr<World> world(new World);
+
+ world->load_(directory);
+
+ { // generate savegame filename
+ std::string worlddirname = FileSystem::basename(directory);
+ std::ostringstream stream;
+ stream << "profile" << g_config->profile << "/" << worlddirname << ".stsg";
+ world->m_savegame_filename = stream.str();
+ }
+
+ return std::move(world);
+}
+
World::World() :
- m_worldmap_filename(),
- m_levels(),
m_basedir(),
+ m_worldmap_filename(),
m_savegame_filename(),
- m_world_thread(),
m_title(),
m_description(),
- m_player_status(new PlayerStatus),
m_hide_from_contribs(false),
m_is_levelset(true)
{
- sq_resetobject(&m_world_thread);
}
World::~World()
{
- sq_release(scripting::global_vm, &m_world_thread);
}
void
-World::set_savegame_filename(const std::string& filename)
+World::load_(const std::string& directory)
{
- m_savegame_filename = filename;
- // make sure the savegame directory exists
- std::string dirname = FileSystem::dirname(filename);
- if(!PHYSFS_exists(dirname.c_str())) {
- if(!PHYSFS_mkdir(dirname.c_str())) {
- std::ostringstream msg;
- msg << "Couldn't create directory for savegames '"
- << dirname << "': " <<PHYSFS_getLastError();
- throw std::runtime_error(msg.str());
- }
- }
-
- if(!PHYSFS_isDirectory(dirname.c_str())) {
- std::ostringstream msg;
- msg << "Savegame path '" << dirname << "' is not a directory";
- throw std::runtime_error(msg.str());
- }
-}
-
-void
-World::load(const std::string& filename)
-{
- m_basedir = FileSystem::dirname(filename);
- m_worldmap_filename = m_basedir + "worldmap.stwm";
+ m_basedir = directory;
+ m_worldmap_filename = m_basedir + "/worldmap.stwm";
lisp::Parser parser;
- const lisp::Lisp* root = parser.parse(filename);
+ const lisp::Lisp* root = parser.parse(m_basedir + "/info");
const lisp::Lisp* info = root->get_lisp("supertux-world");
if(info == NULL)
info->get("description", m_description);
info->get("levelset", m_is_levelset);
info->get("hide-from-contribs", m_hide_from_contribs);
-
- // Level info file doesn't define any levels, so read the
- // directory to see what we can find
-
- std::string path = m_basedir;
- char** files = PHYSFS_enumerateFiles(path.c_str());
- if(!files) {
- log_warning << "Couldn't read subset dir '" << path << "'" << std::endl;
- return;
- }
-
- for(const char* const* filename = files; *filename != 0; ++filename) {
- if(StringUtil::has_suffix(*filename, ".stl")) {
- Level level;
- level.fullpath = path + *filename;
- level.name = *filename;
- m_levels.push_back(level);
- }
- }
- PHYSFS_freeList(files);
-
- std::sort(m_levels.begin(), m_levels.end(),
- [](const Level& lhs, const Level& rhs)
- {
- return StringUtil::numeric_less(lhs.fullpath, rhs.fullpath);
- });
-}
-
-void
-World::run()
-{
- // create new squirrel table for persistent game state
- HSQUIRRELVM vm = scripting::global_vm;
-
- sq_pushroottable(vm);
- sq_pushstring(vm, "state", -1);
- sq_newtable(vm);
- if(SQ_FAILED(sq_createslot(vm, -3)))
- throw scripting::SquirrelError(vm, "Couldn't create state table");
- sq_pop(vm, 1);
-
- load_state();
-
- std::string filename = m_basedir + "/world.nut";
- try {
- IFileStreambuf ins(filename);
- std::istream in(&ins);
-
- sq_release(scripting::global_vm, &m_world_thread);
- m_world_thread = scripting::create_thread(scripting::global_vm);
- scripting::compile_and_run(scripting::object_to_vm(m_world_thread), in, filename);
- } catch(std::exception& ) {
- // fallback: try to load worldmap worldmap.stwm
- using namespace worldmap;
- g_screen_manager->push_screen(std::unique_ptr<Screen>(new WorldMap(m_basedir + "worldmap.stwm", get_player_status())));
- }
-}
-
-void
-World::save_state()
-{
- using namespace scripting;
-
- lisp::Writer writer(m_savegame_filename);
-
- writer.start_list("supertux-savegame");
- writer.write("version", 1);
-
- using namespace worldmap;
- if(WorldMap::current() != NULL) {
- std::ostringstream title;
- title << WorldMap::current()->get_title();
- title << " (" << WorldMap::current()->solved_level_count()
- << "/" << WorldMap::current()->level_count() << ")";
- writer.write("title", title.str());
- }
-
- writer.start_list("tux");
- m_player_status->write(writer);
- writer.end_list("tux");
-
- writer.start_list("state");
-
- sq_pushroottable(global_vm);
- sq_pushstring(global_vm, "state", -1);
- if(SQ_SUCCEEDED(sq_get(global_vm, -2))) {
- scripting::save_squirrel_table(global_vm, -1, writer);
- sq_pop(global_vm, 1);
- }
- sq_pop(global_vm, 1);
- writer.end_list("state");
-
- writer.end_list("supertux-savegame");
-}
-
-void
-World::load_state()
-{
- using namespace scripting;
-
- if(!PHYSFS_exists(m_savegame_filename.c_str()))
- {
- log_info << m_savegame_filename << ": doesn't exist, not loading state" << std::endl;
- }
- else
- {
- try {
- lisp::Parser parser;
- const lisp::Lisp* root = parser.parse(m_savegame_filename);
-
- const lisp::Lisp* lisp = root->get_lisp("supertux-savegame");
- if(lisp == NULL)
- throw std::runtime_error("file is not a supertux-savegame file");
-
- int version = 1;
- lisp->get("version", version);
- if(version != 1)
- throw std::runtime_error("incompatible savegame version");
-
- const lisp::Lisp* tux = lisp->get_lisp("tux");
- if(tux == NULL)
- throw std::runtime_error("No tux section in savegame");
- m_player_status->read(*tux);
-
- const lisp::Lisp* state = lisp->get_lisp("state");
- if(state == NULL)
- throw std::runtime_error("No state section in savegame");
-
- sq_pushroottable(global_vm);
- sq_pushstring(global_vm, "state", -1);
- if(SQ_FAILED(sq_deleteslot(global_vm, -2, SQFalse)))
- sq_pop(global_vm, 1);
-
- sq_pushstring(global_vm, "state", -1);
- sq_newtable(global_vm);
- load_squirrel_table(global_vm, -1, *state);
- if(SQ_FAILED(sq_createslot(global_vm, -3)))
- throw std::runtime_error("Couldn't create state table");
- sq_pop(global_vm, 1);
- } catch(std::exception& e) {
- log_fatal << "Couldn't load savegame: " << e.what() << std::endl;
- }
- }
-}
-
-const std::string&
-World::get_level_filename(unsigned int i) const
-{
- return m_levels[i].fullpath;
-}
-
-unsigned int
-World::get_num_levels() const
-{
- return m_levels.size();
-}
-
-int
-World::get_num_solved_levels() const
-{
- int num_solved_levels = 0;
-
- HSQUIRRELVM vm = scripting::global_vm;
- int oldtop = sq_gettop(vm);
-
- sq_pushroottable(vm);
- sq_pushstring(vm, "state", -1);
- if(SQ_FAILED(sq_get(vm, -2)))
- {
- log_warning << "failed to get 'state' table" << std::endl;
- }
- else
- {
- sq_pushstring(vm, "worlds", -1);
- if(SQ_FAILED(sq_get(vm, -2)))
- {
- log_warning << "failed to get 'state.worlds' table" << std::endl;
- }
- else
- {
- sq_pushstring(vm, m_worldmap_filename.c_str(), -1);
- if(SQ_FAILED(sq_get(vm, -2)))
- {
- log_warning << "failed to get state.worlds['" << m_worldmap_filename << "']" << std::endl;
- }
- else
- {
- sq_pushstring(vm, "levels", -1);
- if(SQ_FAILED(sq_get(vm, -2)))
- {
- log_warning << "failed to get state.worlds['" << m_worldmap_filename << "'].levels" << std::endl;
- }
- else
- {
- for(auto level : m_levels)
- {
- sq_pushstring(vm, level.name.c_str(), -1);
- if(SQ_FAILED(sq_get(vm, -2)))
- {
- log_warning << "failed to get state.worlds['" << m_worldmap_filename << "'].levels['"
- << level.name << "']" << std::endl;
- }
- else
- {
- bool solved = scripting::read_bool(vm, "solved");
- if (solved)
- {
- num_solved_levels += 1;
- }
- sq_pop(vm, 1);
- }
- }
- }
- }
- }
- }
-
- sq_settop(vm, oldtop);
-
- return num_solved_levels;
}
-const std::string&
+std::string
World::get_basedir() const
{
return m_basedir;
}
-const std::string&
+std::string
World::get_title() const
{
return m_title;