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_thing_with_pw(self, thing, pw):
 163         if thing.protection in self.map_control_passwords.keys():
 164             if pw != self.map_control_passwords[thing.protection]:
 165                 return False
 166         return True
 167
 168     def can_do_tile_with_pw(self, big_yx, little_yx, pw):
 169         map_control = self.get_map(big_yx, 'control')
 170         tile_class = map_control[little_yx]
 171         if tile_class in self.map_control_passwords.keys():
 172             tile_pw = self.map_control_passwords[tile_class]
 173             if pw != tile_pw:
 174                 return False
 175         return True
 176
 177     def get_string_options(self, string_option_type):
 178         if string_option_type == 'direction':
 179             return self.map_geometry.get_directions()
 180         elif string_option_type == 'char':
 181             return [c for c in
 182                     string.digits + string.ascii_letters + string.punctuation + ' ']
 183         elif string_option_type == 'map_geometry':
 184             return ['Hex', 'Square']
 185         elif string_option_type == 'thing_type':
 186             return self.thing_types.keys()
 187         return None
 188
 189     def get_map_geometry_shape(self):
 190         return self.map_geometry.__class__.__name__[len('MapGeometry'):]
 191
 192     def get_player(self, connection_id):
 193         if connection_id not in self.sessions:
 194             return None
 195         player = self.get_thing(self.sessions[connection_id]['thing_id'])
 196         return player
 197
 198     def send_gamestate(self, connection_id=None):
 199         """Send out game state data relevant to clients."""
 200
 201         self.io.send('TURN ' + str(self.turn))
 202         for c_id in self.sessions:
 203             player = self.get_player(c_id)
 204             visible_terrain = player.fov_stencil_map()
 205             self.io.send('FOV %s' % quote(player.fov_stencil.terrain), c_id)
 206             self.io.send('MAP %s %s %s' % (self.get_map_geometry_shape(),
 207                                            player.fov_stencil.geometry.size,
 208                                            quote(visible_terrain)), c_id)
 209             visible_control = player.fov_stencil_map('control')
 210             self.io.send('MAP_CONTROL %s' % quote(visible_control), c_id)
 211             for t in [t for t in self.things if player.fov_test(*t.position)]:
 212                 target_yx = player.fov_stencil.target_yx(*t.position)
 213                 self.io.send('THING %s %s %s %s' % (target_yx, t.type_,
 214                                                     quote(t.protection), t.id_), c_id)
 215                 if hasattr(t, 'name'):
 216                     self.io.send('THING_NAME %s %s' % (t.id_, quote(t.name)), c_id)
 217                 if hasattr(t, 'player_char'):
 218                     self.io.send('THING_CHAR %s %s' % (t.id_,
 219                                                        quote(t.player_char)), c_id)
 220             for big_yx in self.portals:
 221                 for little_yx in [little_yx for little_yx in self.portals[big_yx]
 222                                   if player.fov_test(big_yx, little_yx)]:
 223                     target_yx = player.fov_stencil.target_yx(big_yx, little_yx)
 224                     portal = self.portals[big_yx][little_yx]
 225                     self.io.send('PORTAL %s %s' % (target_yx, quote(portal)), c_id)
 226             for big_yx in self.annotations:
 227                 for little_yx in [little_yx for little_yx in self.annotations[big_yx]
 228                                   if player.fov_test(big_yx, little_yx)]:
 229                     target_yx = player.fov_stencil.target_yx(big_yx, little_yx)
 230                     self.io.send('ANNOTATION_HINT %s' % (target_yx,), c_id)
 231         self.io.send('GAME_STATE_COMPLETE')
 232
 233     def run_tick(self):
 234         to_delete = []
 235         for connection_id in self.sessions:
 236             connection_id_found = False
 237             for server in self.io.servers:
 238                 if connection_id in server.clients:
 239                     connection_id_found = True
 240                     break
 241             if not connection_id_found:
 242                 t = self.get_player(connection_id)
 243                 if hasattr(t, 'name'):
 244                     self.io.send('CHAT ' + quote(t.name + ' left the map.'))
 245                 self.things.remove(t)
 246                 to_delete += [connection_id]
 247         for connection_id in to_delete:
 248             del self.sessions[connection_id]
 249             self.changed = True
 250         for t in [t for t in self.things]:
 251             if t in self.things:
 252                 try:
 253                     t.proceed()
 254                 except GameError as e:
 255                     for connection_id in [c_id for c_id in self.sessions
 256                                           if self.sessions[c_id]['thing_id'] == t.id_]:
 257                         self.io.send('GAME_ERROR ' + quote(str(e)), connection_id)
 258                 except PlayError as e:
 259                     for connection_id in [c_id for c_id in self.sessions
 260                                           if self.sessions[c_id]['thing_id'] == t.id_]:
 261                         self.io.send('PLAY_ERROR ' + quote(str(e)), connection_id)
 262         if self.changed:
 263             self.turn += 1
 264             self.send_gamestate()
 265             self.changed = False
 266             self.save()
 267
 268     def get_command(self, command_name):
 269
 270         def partial_with_attrs(f, *args, **kwargs):
 271             from functools import partial
 272             p = partial(f, *args, **kwargs)
 273             p.__dict__.update(f.__dict__)
 274             return p
 275
 276         def cmd_TASK_colon(task_name, game, *args, connection_id):
 277             t = self.get_player(connection_id)
 278             if not t:
 279                 raise GameError('Not registered as player.')
 280             t.set_next_task(task_name, args)
 281
 282         def task_prefixed(command_name, task_prefix, task_command):
 283             if command_name.startswith(task_prefix):
 284                 task_name = command_name[len(task_prefix):]
 285                 if task_name in self.tasks:
 286                     f = partial_with_attrs(task_command, task_name, self)
 287                     task = self.tasks[task_name]
 288                     f.argtypes = task.argtypes
 289                     return f
 290             return None
 291
 292         command = task_prefixed(command_name, 'TASK:', cmd_TASK_colon)
 293         if command:
 294             return command
 295         if command_name in self.commands:
 296             f = partial_with_attrs(self.commands[command_name], self)
 297             return f
 298         return None
 299
 300     def new_thing_id(self):
 301         if len(self.things) == 0:
 302             return 1
 303         return max([t.id_ for t in self.things]) + 1
 304
 305     def get_next_player_char(self):
 306         self.player_char_i += 1
 307         if self.player_char_i >= len(self.player_chars):
 308             self.player_char_i = 0
 309         return self.player_chars[self.player_char_i]
 310
 311     def save(self):
 312
 313         def write(f, msg):
 314             f.write(msg + '\n')
 315
 316         with open(self.io.save_file, 'w') as f:
 317             write(f, 'TURN %s' % self.turn)
 318             map_geometry_shape = self.get_map_geometry_shape()
 319             write(f, 'MAP %s %s' % (map_geometry_shape, self.map_geometry.size,))
 320             for big_yx in [yx for yx in self.maps if self.maps[yx].modified]:
 321                 for y, line in self.maps[big_yx].lines():
 322                     write(f, 'MAP_LINE %s %5s %s' % (big_yx, y, quote(line)))
 323             for big_yx in self.annotations:
 324                 for little_yx in self.annotations[big_yx]:
 325                     write(f, 'GOD_ANNOTATE %s %s %s' %
 326                           (big_yx, little_yx, quote(self.annotations[big_yx][little_yx])))
 327             for big_yx in self.portals:
 328                 for little_yx in self.portals[big_yx]:
 329                     write(f, 'GOD_PORTAL %s %s %s' % (big_yx, little_yx,
 330                                                       quote(self.portals[big_yx][little_yx])))
 331             for big_yx in [yx for yx in self.map_controls
 332                            if self.map_controls[yx].modified]:
 333                 for y, line in self.map_controls[big_yx].lines():
 334                     write(f, 'MAP_CONTROL_LINE %s %5s %s' % (big_yx, y, quote(line)))
 335             for tile_class in self.map_control_passwords:
 336                 write(f, 'MAP_CONTROL_PW %s %s' % (tile_class,
 337                                                    self.map_control_passwords[tile_class]))
 338             for pw in self.admin_passwords:
 339                 write(f, 'ADMIN_PASSWORD %s' % pw)
 340             for t in [t for t in self.things if not t.type_ == 'Player']:
 341                 write(f, 'THING %s %s %s %s' % (t.position[0],
 342                                                 t.position[1], t.type_, t.id_))
 343                 write(f, 'GOD_THING_PROTECTION %s %s' % (t.id_, quote(t.protection)))
 344                 if hasattr(t, 'name'):
 345                     write(f, 'GOD_THING_NAME %s %s' % (t.id_, quote(t.name)))
 346             write(f, 'SPAWN_POINT %s %s' % (self.spawn_point[0],
 347                                             self.spawn_point[1]))
 348
 349     def get_map(self, big_yx, type_='normal'):
 350         if type_ == 'normal':
 351             maps = self.maps
 352         elif type_ == 'control':
 353             maps = self.map_controls
 354         if big_yx not in maps:
 355             maps[big_yx] = SaveableMap(self.map_geometry)
 356             if type_ == 'control':
 357                 maps[big_yx].draw_presets(big_yx.y % 2)
 358         return maps[big_yx]
 359
 360     def new_world(self, map_geometry):
 361         self.maps = {}
 362         self.map_controls = {}
 363         self.annotations = {}
 364         self.portals = {}
 365         self.admin_passwords = []
 366         self.spawn_point = YX(0, 0), YX(0, 0)
 367         self.map_geometry = map_geometry
 368         self.map_control_passwords = {'X': 'secret'}
 369         self.get_map(YX(0, 0))
 370         self.get_map(YX(0, 0), 'control')
 371         self.annotations = {}