plomlompom.com Git - plomrogue/blob - server/commands.py

   1 # This file is part of PlomRogue. PlomRogue is licensed under the GPL version 3
   2 # or any later version. For details on its copyright, license, and warranties,
   3 # see the file NOTICE in the root directory of the PlomRogue source package.
   4
   5
   6 from server.config.world_data import world_db
   7 from server.config.io import io_db
   8 from server.io import log, strong_write
   9 from server.utils import integer_test, id_setter
  10 from server.world import set_world_inactive, turn_over
  11 from server.update_map_memory import update_map_memory
  12 from server.build_fov_map import build_fov_map
  13
  14
  15 def command_plugin(str_plugin):
  16     """Run code in plugins/[str_plugin]."""
  17     import os
  18     if (str_plugin.replace("_", "").isalnum()
  19         and os.access("plugins/server/" + str_plugin + ".py", os.F_OK)):
  20         exec(open("plugins/server/" + str_plugin + ".py").read())
  21         world_db["PLUGIN"] += [str_plugin]
  22         return
  23     print("Bad plugin name:", str_plugin)
  24
  25
  26 def command_ping():
  27     """Send PONG line to server output file."""
  28     strong_write(io_db["file_out"], "PONG\n")
  29
  30
  31 def command_quit():
  32     """Abort server process."""
  33     from server.io import save_world, atomic_write
  34     from server.utils import opts
  35     if None == opts.replay:
  36         if world_db["WORLD_ACTIVE"]:
  37             save_world()
  38         atomic_write(io_db["path_record"], io_db["record_chunk"],
  39             do_append=True)
  40     raise SystemExit("received QUIT command")
  41
  42
  43 def command_thingshere(str_y, str_x):
  44     """Write to out file list of Things known to player at coordinate y, x."""
  45     if world_db["WORLD_ACTIVE"]:
  46         y = integer_test(str_y, 0, 255)
  47         x = integer_test(str_x, 0, 255)
  48         length = world_db["MAP_LENGTH"]
  49         if None != y and None != x and y < length and x < length:
  50             pos = (y * world_db["MAP_LENGTH"]) + x
  51             strong_write(io_db["file_out"], "THINGS_HERE START\n")
  52             terrain = chr(world_db["Things"][0]["T_MEMMAP"][pos])
  53             terrain_name = world_db["terrain_names"][terrain]
  54             strong_write(io_db["file_out"], "terrain: " + terrain_name + "\n")
  55             if "v" == chr(world_db["Things"][0]["fovmap"][pos]):
  56                 for id in [id for tid in sorted(list(world_db["ThingTypes"]))
  57                               for id in world_db["Things"]
  58                               if not world_db["Things"][id]["carried"]
  59                               if world_db["Things"][id]["T_TYPE"] == tid
  60                               if y == world_db["Things"][id]["T_POSY"]
  61                               if x == world_db["Things"][id]["T_POSX"]]:
  62                     type = world_db["Things"][id]["T_TYPE"]
  63                     name = world_db["ThingTypes"][type]["TT_NAME"]
  64                     strong_write(io_db["file_out"], name + "\n")
  65             else:
  66                 for mt in [mt for tid in sorted(list(world_db["ThingTypes"]))
  67                               for mt in world_db["Things"][0]["T_MEMTHING"]
  68                               if mt[0] == tid if y == mt[1] if x == mt[2]]:
  69                     name = world_db["ThingTypes"][mt[0]]["TT_NAME"]
  70                     strong_write(io_db["file_out"], name + "\n")
  71             strong_write(io_db["file_out"], "THINGS_HERE END\n")
  72         else:
  73             print("Ignoring: Invalid map coordinates.")
  74     else:
  75         print("Ignoring: Command only works on existing worlds.")
  76
  77
  78 def command_seedrandomness(seed_string):
  79     """Set rand seed to int(seed_string)."""
  80     from server.utils import rand
  81     val = integer_test(seed_string, 0, 4294967295)
  82     if None != val:
  83         rand.seed = val
  84
  85
  86 def command_makeworld(seed_string):
  87     """Call make_world()."""
  88     val = integer_test(seed_string, 0, 4294967295)
  89     if None != val:
  90         from server.make_world import make_world
  91         make_world(val)
  92
  93
  94 def command_maplength(maplength_string):
  95     """Redefine map length. Invalidate map, therefore lose all things on it."""
  96     val = integer_test(maplength_string, 1, 256)
  97     if None != val:
  98         from server.utils import libpr
  99         world_db["MAP_LENGTH"] = val
 100         world_db["MAP"] = False
 101         set_world_inactive()
 102         world_db["Things"] = {}
 103         libpr.set_maplength(val)
 104
 105
 106 def command_worldactive(worldactive_string):
 107     """Toggle world_db["WORLD_ACTIVE"] if possible.
 108
 109     An active world can always be set inactive. An inactive world can only be
 110     set active with a "wait" ThingAction, and a player Thing (of ID 0), and a
 111     map. On activation, rebuild all Things' FOVs, and the player's map memory.
 112     """
 113     val = integer_test(worldactive_string, 0, 1)
 114     if None != val:
 115         if 0 != world_db["WORLD_ACTIVE"]:
 116             if 0 == val:
 117                 set_world_inactive()
 118             else:
 119                 print("World already active.")
 120         elif 0 == world_db["WORLD_ACTIVE"]:
 121             for ThingAction in world_db["ThingActions"]:
 122                 if "wait" == world_db["ThingActions"][ThingAction]["TA_NAME"]:
 123                     break
 124             else:
 125                 print("Ignored: No wait action defined for world to activate.")
 126                 return
 127             for Thing in world_db["Things"]:
 128                 if 0 == Thing:
 129                     break
 130             else:
 131                 print("Ignored: No player defined for world to activate.")
 132                 return
 133             if world_db["MAP"]:
 134                 for id in world_db["Things"]:
 135                     if world_db["Things"][id]["T_LIFEPOINTS"]:
 136                         build_fov_map(world_db["Things"][id])
 137                         if 0 == id:
 138                             update_map_memory(world_db["Things"][id], False)
 139                 if not world_db["Things"][0]["T_LIFEPOINTS"]:
 140                     empty_fovmap = bytearray(b" " * world_db["MAP_LENGTH"] ** 2)
 141                     world_db["Things"][0]["fovmap"] = empty_fovmap
 142                 world_db["WORLD_ACTIVE"] = 1
 143             else:
 144                 print("Ignoring: No map defined for world to activate.")
 145
 146
 147 def command_tid(id_string):
 148     """Set ID of Thing to manipulate. ID unused? Create new one.
 149
 150     Default new Thing's type to the first available ThingType, others: zero.
 151     """
 152     id = id_setter(id_string, "Things", command_tid)
 153     if None != id:
 154         if world_db["ThingTypes"] == {}:
 155             print("Ignoring: No ThingType to settle new Thing in.")
 156             return
 157         type = list(world_db["ThingTypes"].keys())[0]
 158         from server.new_thing import new_Thing
 159         world_db["Things"][id] = new_Thing(type)
 160
 161
 162 def command_ttid(id_string):
 163     """Set ID of ThingType to manipulate. ID unused? Create new one.
 164
 165     Default new ThingType's TT_SYMBOL to "?", TT_CORPSE_ID to self, TT_TOOL to
 166     "", others: 0.
 167     """
 168     id = id_setter(id_string, "ThingTypes", command_ttid)
 169     if None != id:
 170         world_db["ThingTypes"][id] = {
 171             "TT_NAME": "(none)",
 172             "TT_TOOLPOWER": 0,
 173             "TT_LIFEPOINTS": 0,
 174             "TT_PROLIFERATE": 0,
 175             "TT_START_NUMBER": 0,
 176             "TT_SYMBOL": "?",
 177             "TT_CORPSE_ID": id,
 178             "TT_TOOL": ""
 179         }
 180
 181
 182 def command_taid(id_string):
 183     """Set ID of ThingAction to manipulate. ID unused? Create new one.
 184
 185     Default new ThingAction's TA_EFFORT to 1, its TA_NAME to "wait".
 186     """
 187     id = id_setter(id_string, "ThingActions", command_taid, True)
 188     if None != id:
 189         world_db["ThingActions"][id] = {
 190             "TA_EFFORT": 1,
 191             "TA_NAME": "wait"
 192         }
 193
 194
 195 def test_for_id_maker(object, category):
 196     """Return decorator testing for object having "id" attribute."""
 197     def decorator(f):
 198         def helper(*args):
 199             if hasattr(object, "id"):
 200                 f(*args)
 201             else:
 202                 print("Ignoring: No " + category +
 203                       " defined to manipulate yet.")
 204         return helper
 205     return decorator
 206
 207
 208 test_Thing_id = test_for_id_maker(command_tid, "Thing")
 209 test_ThingType_id = test_for_id_maker(command_ttid, "ThingType")
 210 test_ThingAction_id = test_for_id_maker(command_taid, "ThingAction")
 211
 212
 213 @test_Thing_id
 214 def command_tcommand(str_int):
 215     """Set T_COMMAND of selected Thing."""
 216     val = integer_test(str_int, 0)
 217     if None != val:
 218         if 0 == val or val in world_db["ThingActions"]:
 219             world_db["Things"][command_tid.id]["T_COMMAND"] = val
 220         else:
 221             print("Ignoring: ThingAction ID belongs to no known ThingAction.")
 222
 223
 224 @test_Thing_id
 225 def command_ttype(str_int):
 226     """Set T_TYPE of selected Thing."""
 227     val = integer_test(str_int, 0)
 228     if None != val:
 229         if val in world_db["ThingTypes"]:
 230             world_db["Things"][command_tid.id]["T_TYPE"] = val
 231         else:
 232             print("Ignoring: ThingType ID belongs to no known ThingType.")
 233
 234
 235 @test_Thing_id
 236 def command_tcarries(str_int):
 237     """Append int(str_int) to T_CARRIES of selected Thing.
 238
 239     The ID int(str_int) must not be of the selected Thing, and must belong to a
 240     Thing with unset "carried" flag. Its "carried" flag will be set on owning.
 241     """
 242     val = integer_test(str_int, 0)
 243     if None != val:
 244         if val == command_tid.id:
 245             print("Ignoring: Thing cannot carry itself.")
 246         elif val in world_db["Things"] \
 247                 and not world_db["Things"][val]["carried"]:
 248             world_db["Things"][command_tid.id]["T_CARRIES"].append(val)
 249             world_db["Things"][val]["carried"] = True
 250         else:
 251             print("Ignoring: Thing not available for carrying.")
 252     # Note that the whole carrying structure is different from the C version:
 253     # Carried-ness is marked by a "carried" flag, not by Things containing
 254     # Things internally.
 255
 256
 257 @test_Thing_id
 258 def command_tmemthing(str_t, str_y, str_x):
 259     """Add (int(str_t), int(str_y), int(str_x)) to selected Thing's T_MEMTHING.
 260
 261     The type must fit to an existing ThingType, and the position into the map.
 262     """
 263     type = integer_test(str_t, 0)
 264     posy = integer_test(str_y, 0, 255)
 265     posx = integer_test(str_x, 0, 255)
 266     if None != type and None != posy and None != posx:
 267         if type not in world_db["ThingTypes"] \
 268            or posy >= world_db["MAP_LENGTH"] or posx >= world_db["MAP_LENGTH"]:
 269             print("Ignoring: Illegal value for thing type or position.")
 270         else:
 271             memthing = (type, posy, posx)
 272             world_db["Things"][command_tid.id]["T_MEMTHING"].append(memthing)
 273
 274
 275 @test_ThingType_id
 276 def command_ttname(name):
 277     """Set TT_NAME of selected ThingType."""
 278     world_db["ThingTypes"][command_ttid.id]["TT_NAME"] = name
 279
 280
 281 @test_ThingType_id
 282 def command_tttool(name):
 283     """Set TT_TOOL of selected ThingType."""
 284     world_db["ThingTypes"][command_ttid.id]["TT_TOOL"] = name
 285
 286
 287 @test_ThingType_id
 288 def command_ttsymbol(char):
 289     """Set TT_SYMBOL of selected ThingType. """
 290     if 1 == len(char):
 291         world_db["ThingTypes"][command_ttid.id]["TT_SYMBOL"] = char
 292     else:
 293         print("Ignoring: Argument must be single character.")
 294
 295
 296 @test_ThingType_id
 297 def command_ttcorpseid(str_int):
 298     """Set TT_CORPSE_ID of selected ThingType."""
 299     val = integer_test(str_int, 0)
 300     if None != val:
 301         if val in world_db["ThingTypes"]:
 302             world_db["ThingTypes"][command_ttid.id]["TT_CORPSE_ID"] = val
 303         else:
 304             print("Ignoring: Corpse ID belongs to no known ThignType.")
 305
 306
 307 @test_ThingAction_id
 308 def command_taname(name):
 309     """Set TA_NAME of selected ThingAction.
 310
 311     The name must match a valid thing action function. If after the name
 312     setting no ThingAction with name "wait" remains, call set_world_inactive().
 313     """
 314     if name == "wait" or name == "move" or name == "use" or name == "drop" \
 315        or name == "pickup":
 316         world_db["ThingActions"][command_taid.id]["TA_NAME"] = name
 317         if 1 == world_db["WORLD_ACTIVE"]:
 318             for id in world_db["ThingActions"]:
 319                 if "wait" == world_db["ThingActions"][id]["TA_NAME"]:
 320                     break
 321             else:
 322                 set_world_inactive()
 323     else:
 324         print("Ignoring: Invalid action name.")
 325
 326
 327 def setter(category, key, min, max=None):
 328     """Build setter for world_db([category + "s"][id])[key] to >=min/<=max."""
 329     if category is None:
 330         def f(val_string):
 331             val = integer_test(val_string, min, max)
 332             if None != val:
 333                 world_db[key] = val
 334     else:
 335         if category == "Thing":
 336             id_store = command_tid
 337             decorator = test_Thing_id
 338         elif category == "ThingType":
 339             id_store = command_ttid
 340             decorator = test_ThingType_id
 341         elif category == "ThingAction":
 342             id_store = command_taid
 343             decorator = test_ThingAction_id
 344
 345         @decorator
 346         def f(val_string):
 347             val = integer_test(val_string, min, max)
 348             if None != val:
 349                 world_db[category + "s"][id_store.id][key] = val
 350     return f
 351
 352
 353 def setter_map(maptype):
 354     """Set (world or Thing's) map of maptype's int(str_int)-th line to mapline.
 355
 356     If no map of maptype exists yet, initialize it with ' ' bytes first.
 357     """
 358
 359     def valid_map_line(str_int, mapline):
 360         val = integer_test(str_int, 0, 255)
 361         if None != val:
 362             if val >= world_db["MAP_LENGTH"]:
 363                 print("Illegal value for map line number.")
 364             elif len(mapline) != world_db["MAP_LENGTH"]:
 365                 print("Map line length is unequal map width.")
 366             else:
 367                 return val
 368         return None
 369
 370     def nonThingMap_helper(str_int, mapline):
 371         val = valid_map_line(str_int, mapline)
 372         if None != val:
 373             length = world_db["MAP_LENGTH"]
 374             if not world_db["MAP"]:
 375                 map = bytearray(b' ' * (length ** 2))
 376             else:
 377                 map = world_db["MAP"]
 378             map[val * length:(val * length) + length] = mapline.encode()
 379             if not world_db["MAP"]:
 380                 world_db["MAP"] = map
 381
 382     @test_Thing_id
 383     def ThingMap_helper(str_int, mapline):
 384         val = valid_map_line(str_int, mapline)
 385         if None != val:
 386             length = world_db["MAP_LENGTH"]
 387             if not world_db["Things"][command_tid.id][maptype]:
 388                 map = bytearray(b' ' * (length ** 2))
 389             else:
 390                 map = world_db["Things"][command_tid.id][maptype]
 391             map[val * length:(val * length) + length] = mapline.encode()
 392             if not world_db["Things"][command_tid.id][maptype]:
 393                 world_db["Things"][command_tid.id][maptype] = map
 394
 395     return nonThingMap_helper if maptype == "MAP" else ThingMap_helper
 396
 397
 398
 399 def setter_tpos(axis):
 400     """Generate setter for T_POSX or  T_POSY of selected Thing.
 401
 402     If world is active, rebuilds animate things' fovmap, player's memory map.
 403     """
 404     @test_Thing_id
 405     def helper(str_int):
 406         val = integer_test(str_int, 0, 255)
 407         if None != val:
 408             if val < world_db["MAP_LENGTH"]:
 409                 world_db["Things"][command_tid.id]["T_POS" + axis] = val
 410                 if world_db["WORLD_ACTIVE"] \
 411                    and world_db["Things"][command_tid.id]["T_LIFEPOINTS"]:
 412                     build_fov_map(world_db["Things"][command_tid.id])
 413                     if 0 == command_tid.id:
 414                         update_map_memory(world_db["Things"][command_tid.id])
 415             else:
 416                 print("Ignoring: Position is outside of map.")
 417     return helper
 418
 419
 420 def set_command(action):
 421     """Set player's T_COMMAND, then call turn_over()."""
 422     id = [x for x in world_db["ThingActions"]
 423           if world_db["ThingActions"][x]["TA_NAME"] == action][0]
 424     world_db["Things"][0]["T_COMMAND"] = id
 425     turn_over()
 426
 427
 428 def play_wait():
 429     """Try "wait" as player's T_COMMAND."""
 430     set_command("wait")
 431
 432
 433 def action_exists(action):
 434     matching_actions = [x for x in world_db["ThingActions"]
 435                         if world_db["ThingActions"][x]["TA_NAME"] == action]
 436     if len(matching_actions) >= 1:
 437         return True
 438     print("No appropriate ThingAction defined.")
 439     return False
 440
 441
 442 def play_pickup():
 443     """Try "pickup" as player's T_COMMAND"."""
 444     if action_exists("pickup"):
 445         t = world_db["Things"][0]
 446         ids = [id for id in world_db["Things"] if id
 447                if not world_db["Things"][id]["carried"]
 448                if world_db["Things"][id]["T_POSY"] == t["T_POSY"]
 449                if world_db["Things"][id]["T_POSX"] == t["T_POSX"]]
 450         if not len(ids):
 451              log("NOTHING to pick up.")
 452         else:
 453             set_command("pickup")
 454
 455
 456 def play_drop(str_arg):
 457     """Try "drop" as player's T_COMMAND, int(str_arg) as T_ARGUMENT / slot."""
 458     if action_exists("drop"):
 459         t = world_db["Things"][0]
 460         if 0 == len(t["T_CARRIES"]):
 461             log("You have NOTHING to drop in your inventory.")
 462         else:
 463             val = integer_test(str_arg, 0, 255)
 464             if None != val and val < len(t["T_CARRIES"]):
 465                 world_db["Things"][0]["T_ARGUMENT"] = val
 466                 set_command("drop")
 467             else:
 468                 print("Illegal inventory index.")
 469
 470
 471 def play_use(str_arg):
 472     """Try "use" as player's T_COMMAND, int(str_arg) as T_ARGUMENT / slot."""
 473     if action_exists("use"):
 474         t = world_db["Things"][0]
 475         if 0 == len(t["T_CARRIES"]):
 476             log("You have NOTHING to use in your inventory.")
 477         else:
 478             val = integer_test(str_arg, 0, 255)
 479             if None != val and val < len(t["T_CARRIES"]):
 480                 id = t["T_CARRIES"][val]
 481                 type = world_db["Things"][id]["T_TYPE"]
 482                 if not world_db["ThingTypes"][type]["TT_TOOL"] == "food":
 483                     log("You CAN'T consume this thing.")
 484                     return
 485                 world_db["Things"][0]["T_ARGUMENT"] = val
 486                 set_command("use")
 487             else:
 488                 print("Illegal inventory index.")
 489
 490
 491 def play_move(str_arg):
 492     """Try "move" as player's T_COMMAND, str_arg as T_ARGUMENT / direction."""
 493     if action_exists("move"):
 494         from server.config.world_data import directions_db, symbols_passable
 495         t = world_db["Things"][0]
 496         if not str_arg in directions_db:
 497             print("Illegal move direction string.")
 498             return
 499         dir = ord(directions_db[str_arg])
 500         from server.utils import mv_yx_in_dir_legal
 501         move_result = mv_yx_in_dir_legal(chr(dir), t["T_POSY"], t["T_POSX"])
 502         if 1 == move_result[0]:
 503             pos = (move_result[1] * world_db["MAP_LENGTH"]) + move_result[2]
 504             if ord("~") == world_db["MAP"][pos]:
 505                 log("You can't SWIM.")
 506                 return
 507             if chr(world_db["MAP"][pos]) in symbols_passable:
 508                 world_db["Things"][0]["T_ARGUMENT"] = dir
 509                 set_command("move")
 510                 return
 511         log("You CAN'T move there.")
 512
 513
 514 def command_ai():
 515     """Call ai() on player Thing, then turn_over()."""
 516     from server.config.actions import ai_func
 517     ai_func(world_db["Things"][0])
 518     turn_over()