def __create_game(self, load=None, chosen_map=None):
"""
Actually create a game, join it, and display the lobby.
@param load: game data tuple for creating loaded games
@param chosen_map: the name of the map to start a new game on (overrides the gui)
"""
# create the game
if load:
mapname, gamename = load
path = SavegameManager.get_multiplayersave_map(mapname)
maxplayers = SavegameAccessor.get_players_num(path)
load = SavegameAccessor.get_hash(path)
else:
mapindex = None
if chosen_map is not None:
for i, map in enumerate(self.maps_display):
if map == chosen_map:
mapindex = i
break
if mapindex is None:
mapindex = self.current.collectData('maplist')
mapname = self.maps_display[mapindex]
maxplayers = self.current.collectData('playerlimit') + 2 # 1 is the first entry
gamename = self.current.collectData('gamename')
load = None
game = NetworkInterface().creategame(mapname, maxplayers, gamename, load)
if game is None:
return
self.__show_gamelobby()
def __join_game(self, game=None):
"""Joins a multiplayer game. Displays lobby for that specific game"""
if game == None:
game = self.__get_selected_game()
if (
game.load is not None
and SavegameAccessor.get_hash(SavegameManager.get_multiplayersave_map(game.mapname)) != game.load
):
self.show_popup(_("Error"), self.current.findChild(name="save_missing_help_button").btn_text, size=1)
return
if game.get_uuid() == -1: # -1 signals no game
AmbientSoundComponent.play_special("error")
return
if game.get_version() != NetworkInterface().get_clientversion():
self.show_popup(
_("Wrong version"),
# xgettext:python-format
_(
"The game's version differs from your version. Every player in a multiplayer game must use the same version. This can be fixed by every player updating to the latest version. Game version: {game_version} Your version: {own_version}"
).format(game_version=game.get_version(), own_version=NetworkInterface().get_clientversion()),
)
return
# actual join
join_worked = NetworkInterface().joingame(game.get_uuid())
if not join_worked:
return
self.__apply_new_nickname()
self.__show_gamelobby()
def __update_game_details(self, game=None):
"""Set map name and other misc data in a widget. Only possible in certain states"""
if game == None:
game = self.__get_selected_game()
# xgettext:python-format
self.current.findChild(name="game_map").text = _("Map: {map_name}").format(map_name=game.get_map_name())
self.current.findChild(name="game_name").text = _("Name: {game_name}").format(game_name=game.get_name())
# xgettext:python-format
self.current.findChild(name="game_playersnum").text = _("Players: {player_amount}/{player_limit}").format(
player_amount=game.get_player_count(), player_limit=game.get_player_limit()
)
creator_text = self.current.findChild(name="game_creator")
# xgettext:python-format
creator_text.text = _("Creator: {player}").format(player=game.get_creator())
creator_text.adaptLayout()
vbox_inner = self.current.findChild(name="game_info")
if game.load is not None: # work around limitations of current systems via messages
path = SavegameManager.get_multiplayersave_map(game.mapname)
if SavegameAccessor.get_hash(path) != game.load:
text = ""
btn_name = "save_missing_help_button"
btn = vbox_inner.findChild(name=btn_name)
if btn is None:
btn = pychan.widgets.Button(name=btn_name, text=_("This savegame is missing (click here)"))
last_elem = vbox_inner.findChild(name="game_info_last")
if last_elem is None: # no last elem -> we are last
vbox_inner.addChild(btn)
else:
vbox_inner.insertChildBefore(btn, last_elem)
btn_text = (
_(
u"For multiplayer load, it is currently necessary for you to ensure you have the correct savegame file."
)
+ u"\n"
)
btn_text += _(u"This is not nice and we hope to offer a more convenient solution very soon.") + u"\n"
btn_text += _(
u"Meanwhile, please request the file {path} from the game creator and put it in {map_directory} ."
).format(path=os.path.basename(path), map_directory=os.path.dirname(path))
btn.btn_text = btn_text
def show():
self.show_popup(_("Help"), btn_text, size=1)
btn.capture(show)
else:
text = _(u"This is a savegame.")
if text:
self.current.findChild(name="game_isloaded").text = text
textplayers = self.current.findChild(name="game_players")
if textplayers is not None:
textplayers.text = u", ".join(game.get_players())
vbox_inner.adaptLayout() # inner vbox always exists
vbox = self.current.findChild(name="gamedetailsbox")
if vbox is not None:
vbox.adaptLayout()
def end(self, keep_map=False, remove_savegame=True):
"""
Clean up temporary files.
"""
super(SPTestSession, self).end()
# Find all islands in the map first
savegame_db = SavegameAccessor(self.savegame)
if not keep_map:
for (island_file, ) in savegame_db('SELECT file FROM island'):
if not island_file.startswith('random:'): # random islands don't exist as files
os.remove(island_file)
# Finally remove savegame
savegame_db.close()
if remove_savegame:
os.remove(self.savegame)
def __send_toggle_ready(self):
game = NetworkInterface().get_game()
if game.load is not None and \
SavegameAccessor.get_hash(SavegameManager.get_multiplayersave_map(game.mapname)) != game.load:
self.__print_event_message("You are fetching savegame data. You must wait for it")
return
NetworkInterface().send_toggle_ready(NetworkInterface().get_client_name())
def load(self, savegame, players, is_scenario=False, campaign={}):
"""Loads a map.
@param savegame: path to the savegame database.
@param players: iterable of dictionaries containing id, name, color and local
@param is_scenario: Bool whether the loaded map is a scenario or not
"""
if is_scenario:
# savegame is a yaml file, that contains reference to actual map file
self.scenario_eventhandler = ScenarioEventHandler(self, savegame)
savegame = os.path.join(SavegameManager.maps_dir, \
self.scenario_eventhandler.get_map_file())
self.campaign = campaign
self.log.debug("Session: Loading from %s", savegame)
savegame_db = SavegameAccessor(savegame) # Initialize new dbreader
try:
# load how often the game has been saved (used to know the difference between
# a loaded and a new game)
self.savecounter = SavegameManager.get_metadata(savegame)['savecounter']
except KeyError:
self.savecounter = 0
self.world = World(self) # Load horizons.world module (check horizons/world/__init__.py)
self.world._init(savegame_db)
self.view.load(savegame_db) # load view
if not self.is_game_loaded():
# NOTE: this must be sorted before iteration, cause there is no defined order for
# iterating a dict, and it must happen in the same order for mp games.
for i in sorted(players):
self.world.setup_player(i['id'], i['name'], i['color'], i['local'])
center = self.world.init_new_world()
self.view.center(center[0], center[1])
else:
# try to load scenario data
self.scenario_eventhandler.load(savegame_db)
self.manager.load(savegame_db) # load the manager (there might me old scheduled ticks).
self.ingame_gui.load(savegame_db) # load the old gui positions and stuff
for instance_id in savegame_db("SELECT id FROM selected WHERE `group` IS NULL"): # Set old selected instance
obj = WorldObject.get_object_by_id(instance_id[0])
self.selected_instances.add(obj)
obj.select()
for group in xrange(len(self.selection_groups)): # load user defined unit groups
for instance_id in savegame_db("SELECT id FROM selected WHERE `group` = ?", group):
self.selection_groups[group].add(WorldObject.get_object_by_id(instance_id[0]))
# cursor has to be inited last, else player interacts with a not inited world with it.
self.cursor = SelectionTool(self)
self.cursor.apply_select() # Set cursor correctly, menus might need to be opened.
assert hasattr(self.world, "player"), 'Error: there is no human player'
"""
def load(self, savegame, players): """ Stripped version of the original code. We don't need to load selections, or a scenario, setting up the gui or view. """ self.savegame = savegame self.savegame_db = SavegameAccessor(self.savegame) self.world = World(self) self.world._init(self.savegame_db) for i in sorted(players): self.world.setup_player(i['id'], i['name'], i['color'], i['local'], i['is_ai'], i['difficulty']) self.manager.load(self.savegame_db)
def __update_game_details(self, game=None):
"""Set map name and other misc data in a widget. Only possible in certain states"""
if game == None:
game = self.__get_selected_game()
#xgettext:python-format
self.current.findChild(name="game_map").text = _("Map: {map_name}").format(map_name=game.get_map_name())
self.current.findChild(name="game_name").text = _("Name: {game_name}").format(game_name=game.get_name())
#xgettext:python-format
self.current.findChild(name="game_playersnum").text = _("Players: {player_amount}/{player_limit}").format(
player_amount=game.get_player_count(),
player_limit=game.get_player_limit())
vbox_inner = self.current.findChild(name="game_info")
if game.load is not None: # work around limitations of current systems via messages
path = SavegameManager.get_multiplayersave_map(game.mapname)
btn_name = "save_missing_help_button"
btn = vbox_inner.findChild(name=btn_name)
if SavegameAccessor.get_hash(path) != game.load:
text = ""
if btn is None:
btn = pychan.widgets.Button(name=btn_name,
text=_("This savegame is missing (click here)"))
last_elem = vbox_inner.findChild(name="game_info_last")
if last_elem is None: # no last elem -> we are last
vbox_inner.addChild( btn )
else:
vbox_inner.insertChildBefore( btn, last_elem )
btn_text = _(u"For multiplayer load, it is necessary for you to have the correct savegame file.") + u"\n"
btn_text += _(u"The file will be downloaded when you join the game.")
btn.btn_text = btn_text
def show():
self.show_popup(_("Help"), btn_text, size=1)
btn.capture(show)
else:
text = _(u"This is a savegame.")
if btn is not None:
btn.hide()
if text:
self.current.findChild(name="game_isloaded").text = text
self.__update_players_box(game)
vbox_inner.adaptLayout() # inner vbox always exists
vbox = self.current.findChild(name="gamedetailsbox")
if vbox is not None:
vbox.adaptLayout()
def __join_game(self, game=None):
"""Joins a multiplayer game. Displays lobby for that specific game"""
if game == None:
game = self.__get_selected_game()
if game.load is not None and SavegameAccessor.get_hash(SavegameManager.get_multiplayersave_map(game.mapname)) != game.load:
NetworkInterface().send_fetch_game(NetworkInterface().get_clientversion(), game.get_uuid())
if game.get_uuid() == -1: # -1 signals no game
AmbientSoundComponent.play_special('error')
return
if game.get_version() != NetworkInterface().get_clientversion():
self.show_popup(_("Wrong version"),
#xgettext:python-format
_("The game's version differs from your version. Every player in a multiplayer game must use the same version. This can be fixed by every player updating to the latest version. Game version: {game_version} Your version: {own_version}").format(
game_version=game.get_version(),
own_version=NetworkInterface().get_clientversion()))
return
# actual join
if game.password:
self.__enter_password_dialog(game)
else:
self.__actual_join(game)
def load(self, savegame, players, trader_enabled, pirate_enabled,
natural_resource_multiplier, is_scenario=False, campaign=None,
force_player_id=None, disasters_enabled=True):
"""Loads a map. Key method for starting a game.
@param savegame: path to the savegame database.
@param players: iterable of dictionaries containing id, name, color, local, ai, and difficulty
@param is_scenario: Bool whether the loaded map is a scenario or not
@param force_player_id: the worldid of the selected human player or default if None (debug option)
"""
"""
TUTORIAL: Here you see how the vital game elements (and some random things that are also required)
are initialised
"""
if is_scenario:
# savegame is a yaml file, that contains reference to actual map file
self.scenario_eventhandler = ScenarioEventHandler(self, savegame)
# scenario maps can be normal maps or scenario maps:
map_filename = self.scenario_eventhandler.get_map_file()
savegame = os.path.join(SavegameManager.scenario_maps_dir, map_filename)
if not os.path.exists(savegame):
savegame = os.path.join(SavegameManager.maps_dir, map_filename)
self.campaign = {} if not campaign else campaign
self.log.debug("Session: Loading from %s", savegame)
savegame_db = SavegameAccessor(savegame) # Initialize new dbreader
savegame_data = SavegameManager.get_metadata(savegame)
# load how often the game has been saved (used to know the difference between
# a loaded and a new game)
self.savecounter = 0 if not 'savecounter' in savegame_data else savegame_data['savecounter']
if savegame_data.get('rng_state', None):
rng_state_list = json.loads( savegame_data['rng_state'] )
# json treats tuples as lists, but we need tuples here, so convert back
def rec_list_to_tuple(x):
if isinstance(x, list):
return tuple( rec_list_to_tuple(i) for i in x )
else:
return x
rng_state_tuple = rec_list_to_tuple(rng_state_list)
# changing the rng is safe for mp, as all players have to have the same map
self.random.setstate( rng_state_tuple )
self.world = World(self) # Load horizons.world module (check horizons/world/__init__.py)
self.world._init(savegame_db, force_player_id, disasters_enabled=disasters_enabled)
self.view.load(savegame_db) # load view
if not self.is_game_loaded():
# NOTE: this must be sorted before iteration, cause there is no defined order for
# iterating a dict, and it must happen in the same order for mp games.
for i in sorted(players, lambda p1, p2: cmp(p1['id'], p2['id'])):
self.world.setup_player(i['id'], i['name'], i['color'], i['local'], i['ai'], i['difficulty'])
self.world.set_forced_player(force_player_id)
center = self.world.init_new_world(trader_enabled, pirate_enabled, natural_resource_multiplier)
self.view.center(center[0], center[1])
else:
# try to load scenario data
self.scenario_eventhandler.load(savegame_db)
self.manager.load(savegame_db) # load the manager (there might me old scheduled ticks).
self.world.init_fish_indexer() # now the fish should exist
self.ingame_gui.load(savegame_db) # load the old gui positions and stuff
for instance_id in savegame_db("SELECT id FROM selected WHERE `group` IS NULL"): # Set old selected instance
obj = WorldObject.get_object_by_id(instance_id[0])
self.selected_instances.add(obj)
obj.get_component(SelectableComponent).select()
for group in xrange(len(self.selection_groups)): # load user defined unit groups
for instance_id in savegame_db("SELECT id FROM selected WHERE `group` = ?", group):
self.selection_groups[group].add(WorldObject.get_object_by_id(instance_id[0]))
# cursor has to be inited last, else player interacts with a not inited world with it.
self.current_cursor = 'default'
self.cursor = SelectionTool(self)
# Set cursor correctly, menus might need to be opened.
# Open menus later, they may need unit data not yet inited
self.cursor.apply_select()
if self.is_game_loaded():
LastActivePlayerSettlementManager().load(savegame_db)
Scheduler().before_ticking()
savegame_db.close()
assert hasattr(self.world, "player"), 'Error: there is no human player'
"""
class SPTestSession(SPSession):
def __init__(self, db, rng_seed=None):
"""
Unfortunately, right now there is no other way to setup Dummy versions of the GUI,
View etc., unless we want to patch the references in the session module.
"""
super(LivingObject, self).__init__()
self.gui = Dummy()
self.db = db
self.savecounter = 0 # this is a new game.
self.is_alive = True
WorldObject.reset()
NamedObject.reset()
AIPlayer.clear_caches()
# Game
self.current_tick = 0
self.random = self.create_rng(rng_seed)
self.timer = self.create_timer()
Scheduler.create_instance(self.timer)
ExtScheduler.create_instance(Dummy)
self.manager = self.create_manager()
self.view = Dummy()
self.view.renderer = Dummy()
Entities.load(self.db)
self.scenario_eventhandler = Dummy()
self.campaign = {}
self.selected_instances = []
# GUI
self.gui.session = self
self.ingame_gui = Dummy()
GAME_SPEED.TICKS_PER_SECOND = 16
def load(self, savegame, players):
"""
Stripped version of the original code. We don't need to load selections,
or a scenario, setting up the gui or view.
"""
self.savegame = savegame
self.savegame_db = SavegameAccessor(self.savegame)
self.world = World(self)
self.world._init(self.savegame_db)
for i in sorted(players):
self.world.setup_player(i['id'], i['name'], i['color'], i['local'], i['is_ai'], i['difficulty'])
self.manager.load(self.savegame_db)
def end(self):
"""
Clean up temporary files.
"""
super(SPTestSession, self).end()
# Find all islands in the map first
random_map = False
for (island_file, ) in self.savegame_db('SELECT file FROM island'):
if island_file[:7] != 'random:': # random islands don't exist as files
os.remove(island_file)
else:
random_map = True
break
# Finally remove savegame
self.savegame_db.close()
if not random_map:
os.remove(self.savegame)
def run(self, ticks=1, seconds=None):
"""
Run the scheduler the given count of ticks or (in-game) seconds. Default is 1 tick,
if seconds are passed, they will overwrite the tick count.
"""
if seconds:
ticks = self.timer.get_ticks(seconds)
for i in range(ticks):
Scheduler().tick(self.current_tick)
self.current_tick += 1
class SPTestSession(SPSession):
def __init__(self, db, rng_seed=None):
"""
Unfortunately, right now there is no other way to setup Dummy versions of the GUI,
View etc., unless we want to patch the references in the session module.
"""
super(LivingObject, self).__init__()
self.gui = Dummy()
self.db = db
self.savecounter = 0 # this is a new game.
self.is_alive = True
WorldObject.reset()
NamedComponent.reset()
AIPlayer.clear_caches()
# Game
self.random = self.create_rng(rng_seed)
self.timer = self.create_timer()
Scheduler.create_instance(self.timer)
ExtScheduler.create_instance(Dummy)
self.manager = self.create_manager()
self.view = Dummy()
self.view.renderer = Dummy()
Entities.load(self.db)
self.scenario_eventhandler = Dummy()
self.campaign = {}
self.message_bus = MessageBus()
self.status_icon_manager = StatusIconManager(self)
# GUI
self.gui.session = self
self.ingame_gui = Dummy()
LastActivePlayerSettlementManager.create_instance(self)
self.selected_instances = set()
self.selection_groups = [set()] * 10 # List of sets that holds the player assigned unit groups.
GAME_SPEED.TICKS_PER_SECOND = 16
def save(self, *args, **kwargs):
"""
Wrapper around original save function to fix some things.
"""
# SavegameManager.write_metadata tries to create a screenshot and breaks when
# accessing fife properties
with mock.patch('horizons.spsession.SavegameManager'):
# We need to covert Dummy() objects to a sensible value that can be stored
# in the database
with _dbreader_convert_dummy_objects():
return super(SPTestSession, self).save(*args, **kwargs)
def load(self, savegame, players):
"""
Stripped version of the original code. We don't need to load selections,
or a scenario, setting up the gui or view.
"""
self.savegame = savegame
self.savegame_db = SavegameAccessor(self.savegame)
self.savecounter = 1
self.world = World(self)
self.world._init(self.savegame_db)
for i in sorted(players):
self.world.setup_player(i['id'], i['name'], i['color'], i['local'], i['is_ai'], i['difficulty'])
self.manager.load(self.savegame_db)
def end(self, keep_map=False, remove_savegame=True):
"""
Clean up temporary files.
"""
super(SPTestSession, self).end()
# Find all islands in the map first
if not keep_map:
for (island_file, ) in self.savegame_db('SELECT file FROM island'):
if island_file[:7] != 'random:': # random islands don't exist as files
os.remove(island_file)
self.savegame_db.close()
# Finally remove savegame
if remove_savegame:
os.remove(self.savegame)
@classmethod
def cleanup(cls):
"""
If a test uses manual session management, we cannot be sure that session.end was
called before a crash, leaving the game in an unclean state. This method should
return the game to a valid state.
"""
Scheduler.destroy_instance()
def run(self, ticks=1, seconds=None):
"""
Run the scheduler the given count of ticks or (in-game) seconds. Default is 1 tick,
if seconds are passed, they will overwrite the tick count.
"""
if seconds:
ticks = self.timer.get_ticks(seconds)
for i in range(ticks):
Scheduler().tick( Scheduler().cur_tick + 1 )