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