-// $Id: level_subset.cpp 3118 2006-03-25 17:29:08Z sommer $
-//
+// $Id$
+//
// SuperTux
// Copyright (C) 2006 Matthias Braun <matze@braunis.de>
//
// 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, write to the Free Software
// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
#include <config.h>
+#include <stddef.h>
#include <physfs.h>
#include <stdexcept>
#include "lisp/parser.hpp"
#include "lisp/lisp.hpp"
#include "physfs/physfs_stream.hpp"
-#include "scripting/script_interpreter.hpp"
-#include "msg.hpp"
+#include "scripting/squirrel_util.hpp"
+#include "scripting/serialize.hpp"
+#include "log.hpp"
+#include "worldmap/worldmap.hpp"
+#include "mainloop.hpp"
static bool has_suffix(const std::string& data, const std::string& suffix)
{
return false;
}
+World* World::current_ = NULL;
+
World::World()
{
is_levelset = true;
hide_from_contribs = false;
+ sq_resetobject(&world_thread);
}
World::~World()
{
+ sq_release(Scripting::global_vm, &world_thread);
+ if(current_ == this)
+ current_ = NULL;
+}
+
+void
+World::set_savegame_filename(const std::string& filename)
+{
+ this->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)
{
basedir = FileSystem::dirname(filename);
-
+
lisp::Parser parser;
- std::auto_ptr<lisp::Lisp> root (parser.parse(filename));
+ const lisp::Lisp* root = parser.parse(filename);
const lisp::Lisp* info = root->get_lisp("supertux-world");
if(info == NULL)
// Level info file doesn't define any levels, so read the
// directory to see what we can find
-
- std::string path = basedir + "/";
+
+ std::string path = basedir;
char** files = PHYSFS_enumerateFiles(path.c_str());
if(!files) {
- msg_warning << "Couldn't read subset dir '" << path << "'" << std::endl;
+ log_warning << "Couldn't read subset dir '" << path << "'" << std::endl;
return;
}
void
World::run()
{
+ using namespace Scripting;
+
+ current_ = this;
+
+ // create new squirrel table for persisten 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 = basedir + "/world.nut";
try {
- std::string filename = basedir + "/world.nut";
- std::auto_ptr<ScriptInterpreter> interpeter (new ScriptInterpreter(basedir));
IFileStream in(filename);
-
- interpeter->run_script(in, filename, true);
+
+ sq_release(global_vm, &world_thread);
+ world_thread = create_thread(global_vm);
+ compile_and_run(object_to_vm(world_thread), in, filename);
+ } catch(std::exception& ) {
+ // fallback: try to load worldmap worldmap.stwm
+ using namespace WorldMapNS;
+ main_loop->push_screen(new WorldMap(basedir + "worldmap.stwm"));
+ }
+}
+
+void
+World::save_state()
+{
+ using namespace Scripting;
+
+ lisp::Writer writer(savegame_filename);
+
+ writer.start_list("supertux-savegame");
+ writer.write_int("version", 1);
+
+ using namespace WorldMapNS;
+ if(WorldMap::current() != NULL) {
+ std::ostringstream title;
+ title << WorldMap::current()->get_title();
+ title << " (" << WorldMap::current()->solved_level_count()
+ << "/" << WorldMap::current()->level_count() << ")";
+ writer.write_string("title", title.str());
+ }
+
+ writer.start_list("tux");
+ 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;
+
+ try {
+ lisp::Parser parser;
+ const lisp::Lisp* root = parser.parse(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");
+ 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) {
- msg_warning << "Problem running world script: " << e.what() << std::endl;
+ log_debug << "Couldn't load savegame: " << e.what() << std::endl;
}
}
return levels.size();
}
+const std::string&
+World::get_basedir() const
+{
+ return basedir;
+}