plomlompom.com Git - plomrogue2/blob - plomrogue/game.py

   1 from plomrogue.errors import GameError, PlayError
   2 from plomrogue.io import GameIO
   3 from plomrogue.misc import quote
   4 from plomrogue.mapping import YX, MapGeometrySquare, MapGeometryHex, Map
   5 import string
   6 import datetime
   7
   8
   9
  10 class GameBase:
  11
  12     def __init__(self):
  13         self.turn = 0
  14         self.things = []
  15         self.map_geometry = MapGeometrySquare(YX(24, 40))
  16         self.commands = {}
  17
  18     def get_thing(self, id_):
  19         for thing in self.things:
  20             if id_ == thing.id_:
  21                 return thing
  22         return None
  23
  24     def _register_object(self, obj, obj_type_desc, prefix):
  25         if not obj.__name__.startswith(prefix):
  26             raise GameError('illegal %s object name: %s' % (obj_type_desc, obj.__name__))
  27         obj_name = obj.__name__[len(prefix):]
  28         d = getattr(self, obj_type_desc + 's')
  29         d[obj_name] = obj
  30
  31     def register_command(self, command):
  32         self._register_object(command, 'command', 'cmd_')
  33
  34
  35
  36 class SaveableMap(Map):
  37     modified = False
  38
  39     def __setitem__(self, *args, **kwargs):
  40         super().__setitem__(*args, **kwargs)
  41         self.modified = True
  42
  43     def set_line(self, *args, **kwargs):
  44         super().set_line(*args, **kwargs)
  45         self.modified = True
  46
  47     def inside(self, yx):
  48         if yx.y < 0 or yx.x < 0 or \
  49            yx.y >= self.geometry.size.y or yx.x >= self.geometry.size.x:
  50             return False
  51         return True
  52
  53     def draw_presets(self, alternate_hex=0):
  54         old_modified = self.modified
  55         if type(self.geometry) == MapGeometrySquare:
  56             self.set_line(0, 'X' * self.geometry.size.x)
  57             self.set_line(1, 'X' * self.geometry.size.x)
  58             self.set_line(2, 'X' * self.geometry.size.x)
  59             self.set_line(3, 'X' * self.geometry.size.x)
  60             self.set_line(4, 'X' * self.geometry.size.x)
  61             for y in range(self.geometry.size.y):
  62                 self[YX(y, 0)] = 'X'
  63                 self[YX(y, 1)] = 'X'
  64                 self[YX(y, 2)] = 'X'
  65                 self[YX(y, 3)] = 'X'
  66                 self[YX(y, 4)] = 'X'
  67         elif type(self.geometry) == MapGeometryHex:
  68             # TODO: for this to work we need a map side length divisible by 6.
  69
  70             def draw_grid(offset=YX(0, 0)):
  71                 dirs = ('DOWNRIGHT', 'RIGHT', 'UPRIGHT', 'RIGHT')
  72
  73                 def draw_snake(start):
  74                     keep_running = True
  75                     yx = start
  76                     if self.inside(yx):
  77                         self[yx] = 'X'
  78                     while keep_running:
  79                         for direction in dirs:
  80                             if not keep_running:
  81                                 break
  82                             for dir_progress in range(distance):
  83                                 mover = getattr(self.geometry, 'move__' + direction)
  84                                 yx = mover(yx)
  85                                 if yx.x >= self.geometry.size.x:
  86                                     keep_running = False
  87                                     break
  88                                 if self.inside(yx):
  89                                     self[yx] = 'X'
  90
  91                 if alternate_hex:
  92                     draw_snake(offset + YX(0, 0))
  93                 draw_snake(offset + YX((0 + alternate_hex) * distance,
  94                            -int(1.5 * distance)))
  95                 draw_snake(offset + YX((1 + alternate_hex) * distance,
  96                            0))
  97                 draw_snake(offset + YX((2 + alternate_hex) * distance,
  98                            -int(1.5 * distance)))
  99
 100             distance = self.geometry.size.y // 3
 101             draw_grid()
 102             draw_grid(YX(2, 0))
 103             draw_grid(YX(0, 2))
 104             draw_grid(YX(1, 0))
 105             draw_grid(YX(0, 1))
 106             draw_grid(YX(-1, 0))
 107             draw_grid(YX(0, -1))
 108             draw_grid(YX(-2, 0))
 109             draw_grid(YX(0, -2))
 110         self.modified = old_modified
 111
 112
 113
 114 import os
 115 class Game(GameBase):
 116
 117     def __init__(self, save_file, *args, **kwargs):
 118         super().__init__(*args, **kwargs)
 119         self.changed = True
 120         self.io = GameIO(self, save_file)
 121         self.tasks = {}
 122         self.thing_types = {}
 123         self.sessions = {}
 124         self.maps = {}
 125         self.map_controls = {}
 126         self.map_control_passwords = {}
 127         self.annotations = {}
 128         self.spawn_point = YX(0, 0), YX(0, 0)
 129         self.portals = {}
 130         self.player_chars = string.digits + string.ascii_letters
 131         self.player_char_i = -1
 132         self.admin_passwords = []
 133         self.send_gamestate_interval = datetime.timedelta(seconds=0.04)
 134         self.last_send_gamestate = datetime.datetime.now() -\
 135             self.send_gamestate_interval
 136         self.terrains = {
 137             '.': 'floor',
 138             'X': 'wall',
 139             '=': 'window',
 140             '#': 'bed',
 141             'T': 'desk',
 142             '8': 'cupboard',
 143             '[': 'glass door',
 144             'o': 'sink',
 145             'O': 'toilet'
 146         }
 147         if os.path.exists(self.io.save_file):
 148             if not os.path.isfile(self.io.save_file):
 149                 raise GameError('save file path refers to non-file')
 150
 151     def register_thing_type(self, thing_type):
 152         self._register_object(thing_type, 'thing_type', 'Thing_')
 153
 154     def register_task(self, task):
 155         self._register_object(task, 'task', 'Task_')
 156
 157     def read_savefile(self):
 158         if os.path.exists(self.io.save_file):
 159             with open(self.io.save_file, 'r') as f:
 160                 lines = f.readlines()
 161             for i in range(len(lines)):
 162                 line = lines[i]
 163                 print("FILE INPUT LINE %5s: %s" % (i, line), end='')
 164                 self.io.handle_input(line, god_mode=True)
 165
 166     def can_do_thing_with_pw(self, thing, pw):
 167         if thing.protection in self.map_control_passwords.keys():
 168             if pw != self.map_control_passwords[thing.protection]:
 169                 return False
 170         return True
 171
 172     def can_do_tile_with_pw(self, big_yx, little_yx, pw):
 173         map_control = self.get_map(big_yx, 'control')
 174         tile_class = map_control[little_yx]
 175         if tile_class in self.map_control_passwords.keys():
 176             tile_pw = self.map_control_passwords[tile_class]
 177             if pw != tile_pw:
 178                 return False
 179         return True
 180
 181     def get_string_options(self, string_option_type):
 182         if string_option_type == 'direction':
 183             return self.map_geometry.directions
 184         elif string_option_type == 'char':
 185             return [c for c in
 186                     string.digits + string.ascii_letters + string.punctuation + ' ']
 187         elif string_option_type == 'map_geometry':
 188             return ['Hex', 'Square']
 189         elif string_option_type == 'thing_type':
 190             return self.thing_types.keys()
 191         return None
 192
 193     def get_map_geometry_shape(self):
 194         return self.map_geometry.__class__.__name__[len('MapGeometry'):]
 195
 196     def get_player(self, connection_id):
 197         if connection_id not in self.sessions:
 198             return None
 199         player = self.get_thing(self.sessions[connection_id]['thing_id'])
 200         return player
 201
 202     def send_gamestate(self, connection_id=None):
 203         """Send out game state data relevant to clients."""
 204
 205         # TODO: limit to connection_id if provided
 206         self.io.send('TURN ' + str(self.turn))
 207         from plomrogue.mapping import FovMap
 208         import multiprocessing
 209         pool = multiprocessing.Pool()
 210         players = []
 211         c_ids = [c_id for c_id in self.sessions]
 212         for c_id in c_ids:
 213             players += [self.get_player(c_id)]
 214         player_fovs = []
 215         for player in players:
 216             player.prepare_multiprocessible_fov_stencil()
 217             player_fovs += [player._fov]
 218         new_fovs = pool.map(FovMap.init_terrain, [fov for fov in player_fovs])
 219         for i in range(len(players)):
 220             players[i]._fov = new_fovs[i]
 221         pool.close()
 222         pool.join()
 223         for c_id in c_ids:
 224             player = self.get_player(c_id)
 225             visible_terrain = player.fov_stencil_map()
 226             self.io.send('FOV %s' % quote(player.fov_stencil.terrain), c_id)
 227             self.io.send('MAP %s %s %s' % (self.get_map_geometry_shape(),
 228                                            player.fov_stencil.geometry.size,
 229                                            quote(visible_terrain)), c_id)
 230             visible_control = player.fov_stencil_map('control')
 231             self.io.send('MAP_CONTROL %s' % quote(visible_control), c_id)
 232             for t in [t for t in self.things if player.fov_test(*t.position)]:
 233                 target_yx = player.fov_stencil.target_yx(*t.position)
 234                 self.io.send('THING %s %s %s %s %s' % (target_yx, t.type_,
 235                                                        quote(t.protection),
 236                                                        t.id_, int(t.portable)),
 237                              c_id)
 238                 if hasattr(t, 'name'):
 239                     self.io.send('THING_NAME %s %s' % (t.id_, quote(t.name)), c_id)
 240                 if hasattr(t, 'thing_char'):
 241                     self.io.send('THING_CHAR %s %s' % (t.id_,
 242                                                        quote(t.thing_char)), c_id)
 243                 if hasattr(t, 'carrying') and t.carrying:
 244                     self.io.send('THING_CARRYING %s' % (t.id_), c_id)
 245                 if hasattr(t, 'installable') and not t.portable:
 246                     self.io.send('THING_INSTALLED %s' % (t.id_), c_id)
 247             for big_yx in self.portals:
 248                 for little_yx in [little_yx for little_yx in self.portals[big_yx]
 249                                   if player.fov_test(big_yx, little_yx)]:
 250                     target_yx = player.fov_stencil.target_yx(big_yx, little_yx)
 251                     portal = self.portals[big_yx][little_yx]
 252                     self.io.send('PORTAL %s %s' % (target_yx, quote(portal)), c_id)
 253             for big_yx in self.annotations:
 254                 for little_yx in [little_yx for little_yx in self.annotations[big_yx]
 255                                   if player.fov_test(big_yx, little_yx)]:
 256                     target_yx = player.fov_stencil.target_yx(big_yx, little_yx)
 257                     annotation = self.annotations[big_yx][little_yx]
 258                     self.io.send('ANNOTATION %s %s' % (target_yx,
 259                                                        quote(annotation)), c_id)
 260         self.io.send('GAME_STATE_COMPLETE')
 261
 262     def run_tick(self):
 263         to_delete = []
 264         for connection_id in self.sessions:
 265             connection_id_found = False
 266             for server in self.io.servers:
 267                 if connection_id in server.clients:
 268                     connection_id_found = True
 269                     break
 270             if not connection_id_found:
 271                 t = self.get_player(connection_id)
 272                 if hasattr(t, 'name'):
 273                     self.io.send('CHAT ' + quote(t.name + ' left the map.'))
 274                 self.things.remove(t)
 275                 to_delete += [connection_id]
 276         for connection_id in to_delete:
 277             del self.sessions[connection_id]
 278             self.changed = True
 279         for t in [t for t in self.things]:
 280             if t in self.things:
 281                 try:
 282                     t.proceed()
 283                 except GameError as e:
 284                     for connection_id in [c_id for c_id in self.sessions
 285                                           if self.sessions[c_id]['thing_id'] == t.id_]:
 286                         self.io.send('GAME_ERROR ' + quote(str(e)), connection_id)
 287                 except PlayError as e:
 288                     for connection_id in [c_id for c_id in self.sessions
 289                                           if self.sessions[c_id]['thing_id'] == t.id_]:
 290                         self.io.send('PLAY_ERROR ' + quote(str(e)), connection_id)
 291         if self.changed:
 292             self.turn += 1
 293             # send_gamestate() can be rather expensive, due to among other reasons
 294             # re-calculating each player's FOV, so don't send it out too often
 295             if self.last_send_gamestate < \
 296                datetime.datetime.now() -self.send_gamestate_interval:
 297                 self.send_gamestate()
 298                 self.changed = False
 299                 self.save()
 300                 self.last_send_gamestate = datetime.datetime.now()
 301
 302     def get_command(self, command_name):
 303
 304         def partial_with_attrs(f, *args, **kwargs):
 305             from functools import partial
 306             p = partial(f, *args, **kwargs)
 307             p.__dict__.update(f.__dict__)
 308             return p
 309
 310         def cmd_TASK_colon(task_name, game, *args, connection_id):
 311             t = self.get_player(connection_id)
 312             if not t:
 313                 raise GameError('Not registered as player.')
 314             t.set_next_task(task_name, args)
 315
 316         def task_prefixed(command_name, task_prefix, task_command):
 317             if command_name.startswith(task_prefix):
 318                 task_name = command_name[len(task_prefix):]
 319                 if task_name in self.tasks:
 320                     f = partial_with_attrs(task_command, task_name, self)
 321                     task = self.tasks[task_name]
 322                     f.argtypes = task.argtypes
 323                     return f
 324             return None
 325
 326         command = task_prefixed(command_name, 'TASK:', cmd_TASK_colon)
 327         if command:
 328             return command
 329         if command_name in self.commands:
 330             f = partial_with_attrs(self.commands[command_name], self)
 331             return f
 332         return None
 333
 334     def new_thing_id(self):
 335         if len(self.things) == 0:
 336             return 1
 337         return max([t.id_ for t in self.things]) + 1
 338
 339     def get_next_player_char(self):
 340         self.player_char_i += 1
 341         if self.player_char_i >= len(self.player_chars):
 342             self.player_char_i = 0
 343         return self.player_chars[self.player_char_i]
 344
 345     def save(self):
 346
 347         def write(f, msg):
 348             f.write(msg + '\n')
 349
 350         with open(self.io.save_file, 'w') as f:
 351             write(f, 'TURN %s' % self.turn)
 352             map_geometry_shape = self.get_map_geometry_shape()
 353             write(f, 'MAP %s %s' % (map_geometry_shape, self.map_geometry.size,))
 354             for big_yx in [yx for yx in self.maps if self.maps[yx].modified]:
 355                 for y, line in self.maps[big_yx].lines():
 356                     write(f, 'MAP_LINE %s %5s %s' % (big_yx, y, quote(line)))
 357             for big_yx in self.annotations:
 358                 for little_yx in self.annotations[big_yx]:
 359                     write(f, 'GOD_ANNOTATE %s %s %s' %
 360                           (big_yx, little_yx, quote(self.annotations[big_yx][little_yx])))
 361             for big_yx in self.portals:
 362                 for little_yx in self.portals[big_yx]:
 363                     write(f, 'GOD_PORTAL %s %s %s' % (big_yx, little_yx,
 364                                                       quote(self.portals[big_yx][little_yx])))
 365             for big_yx in [yx for yx in self.map_controls
 366                            if self.map_controls[yx].modified]:
 367                 for y, line in self.map_controls[big_yx].lines():
 368                     write(f, 'MAP_CONTROL_LINE %s %5s %s' % (big_yx, y, quote(line)))
 369             for tile_class in self.map_control_passwords:
 370                 write(f, 'MAP_CONTROL_PW %s %s' % (tile_class,
 371                                                    self.map_control_passwords[tile_class]))
 372             for pw in self.admin_passwords:
 373                 write(f, 'ADMIN_PASSWORD %s' % pw)
 374             for t in [t for t in self.things if not t.type_ == 'Player']:
 375                 write(f, 'THING %s %s %s %s' % (t.position[0],
 376                                                 t.position[1], t.type_, t.id_))
 377                 write(f, 'GOD_THING_PROTECTION %s %s' % (t.id_, quote(t.protection)))
 378                 if hasattr(t, 'name'):
 379                     write(f, 'GOD_THING_NAME %s %s' % (t.id_, quote(t.name)))
 380                 if hasattr(t, 'installable') and (not t.portable):
 381                     write(f, 'THING_INSTALLED %s' % t.id_)
 382                 if t.type_ == 'Door' and t.blocking:
 383                     write(f, 'THING_DOOR_CLOSED %s' % t.id_)
 384                 elif t.type_ == 'MusicPlayer':
 385                     write(f, 'THING_MUSICPLAYER_SETTINGS %s %s %s %s' %
 386                           (t.id_, int(t.playing), t.playlist_index, int(t.repeat)))
 387                     for item in t.playlist:
 388                         write(f, 'THING_MUSICPLAYER_PLAYLIST_ITEM %s %s %s' %
 389                               (t.id_, quote(item[0]), item[1]))
 390                 elif t.type_ == 'Bottle' and not t.full:
 391                     write(f, 'THING_BOTTLE_EMPTY %s' % t.id_)
 392             write(f, 'SPAWN_POINT %s %s' % (self.spawn_point[0],
 393                                             self.spawn_point[1]))
 394
 395     def get_map(self, big_yx, type_='normal'):
 396         if type_ == 'normal':
 397             maps = self.maps
 398         elif type_ == 'control':
 399             maps = self.map_controls
 400         if big_yx not in maps:
 401             maps[big_yx] = SaveableMap(self.map_geometry)
 402             if type_ == 'control':
 403                 maps[big_yx].draw_presets(big_yx.y % 2)
 404         return maps[big_yx]
 405
 406     def new_world(self, map_geometry):
 407         self.maps = {}
 408         self.map_controls = {}
 409         self.annotations = {}
 410         self.portals = {}
 411         self.admin_passwords = []
 412         self.spawn_point = YX(0, 0), YX(0, 0)
 413         self.map_geometry = map_geometry
 414         self.map_control_passwords = {'X': 'secret'}
 415         self.get_map(YX(0, 0))
 416         self.get_map(YX(0, 0), 'control')
 417         self.annotations = {}