Server: Make make_world function selectable.

[plomrogue] / server / make_world.py

diff --git a/server/make_world.py b/server/make_world.py
new file mode 100644 (file)
index 0000000..ad1a84d
--- /dev/null
+++ b/server/make_world.py
@@ -0,0 +1,86 @@
+# This file is part of PlomRogue. PlomRogue is licensed under the GPL version 3
+# or any later version. For details on its copyright, license, and warranties,
+# see the file NOTICE in the root directory of the PlomRogue source package.
+
+
+def make_world(seed):
+    """(Re-)build game world, i.e. map, things, to a new turn 1 from seed.
+
+    Seed rand with seed. Do more only with a "wait" ThingAction and
+    world["PLAYER_TYPE"] matching ThingType of TT_START_NUMBER > 0. Then,
+    world_db["Things"] emptied, call make_map() and set
+    world_db["WORLD_ACTIVE"], world_db["TURN"] to 1. Build new Things
+    according to ThingTypes' TT_START_NUMBERS, with Thing of ID 0 to ThingType
+    of ID = world["PLAYER_TYPE"]. Place Things randomly, and actors not on each
+    other. Init player's memory map. Write "NEW_WORLD" line to out file.
+    """
+    from server.config.world_data import world_db, symbols_passable
+    from server.config.misc import make_map_func
+    from server.config.io import io_db
+    from server.utils import rand, libpr, id_setter
+    from server.new_thing import new_Thing
+    from server.io import strong_write
+    from server.update_map_memory import update_map_memory
+
+    def free_pos():
+        i = 0
+        while 1:
+            err = "Space to put thing on too hard to find. Map too small?"
+            while 1:
+                y = rand.next() % world_db["MAP_LENGTH"]
+                x = rand.next() % world_db["MAP_LENGTH"]
+                if chr(world_db["MAP"][y * world_db["MAP_LENGTH"] + x]) in \
+                    symbols_passable:
+                    break
+                i += 1
+                if i == 65535:
+                    raise SystemExit(err)
+            # Replica of C code, wrongly ignores animatedness of new Thing.
+            pos_clear = (0 == len([id for id in world_db["Things"]
+                                   if world_db["Things"][id]["T_LIFEPOINTS"]
+                                   if world_db["Things"][id]["T_POSY"] == y
+                                   if world_db["Things"][id]["T_POSX"] == x]))
+            if pos_clear:
+                break
+        return (y, x)
+
+    rand.seed = seed 
+    if world_db["MAP_LENGTH"] < 1:
+        print("Ignoring: No map length >= 1 defined.")
+        return
+    libpr.set_maplength(world_db["MAP_LENGTH"])
+    player_will_be_generated = False
+    playertype = world_db["PLAYER_TYPE"]
+    for ThingType in world_db["ThingTypes"]:
+        if playertype == ThingType:
+            if 0 < world_db["ThingTypes"][ThingType]["TT_START_NUMBER"]:
+                player_will_be_generated = True
+            break
+    if not player_will_be_generated:
+        print("Ignoring: No player type with start number >0 defined.")
+        return
+    wait_action = False
+    for ThingAction in world_db["ThingActions"]:
+        if "wait" == world_db["ThingActions"][ThingAction]["TA_NAME"]:
+            wait_action = True
+    if not wait_action:
+        print("Ignoring beyond SEED_MAP: " +
+              "No thing action with name 'wait' defined.")
+        return
+    world_db["Things"] = {}
+    make_map_func()
+    world_db["WORLD_ACTIVE"] = 1
+    world_db["TURN"] = 1
+    for i in range(world_db["ThingTypes"][playertype]["TT_START_NUMBER"]):
+        id = id_setter(-1, "Things")
+        world_db["Things"][id] = new_Thing(playertype, free_pos())
+    if not world_db["Things"][0]["fovmap"]:
+        empty_fovmap = bytearray(b" " * world_db["MAP_LENGTH"] ** 2)
+        world_db["Things"][0]["fovmap"] = empty_fovmap
+    update_map_memory(world_db["Things"][0])
+    for type in world_db["ThingTypes"]:
+        for i in range(world_db["ThingTypes"][type]["TT_START_NUMBER"]):
+            if type != playertype:
+                id = id_setter(-1, "Things")
+                world_db["Things"][id] = new_Thing(type, free_pos())
+    strong_write(io_db["file_out"], "NEW_WORLD\n")