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environment.py
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environment.py
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# PythonWars copyright © 2020, 2021 by Paul Penner. All rights reserved.
# In order to use this codebase you must comply with all licenses.
#
# Original Diku Mud copyright © 1990, 1991 by Sebastian Hammer,
# Michael Seifert, Hans Henrik Stærfeldt, Tom Madsen, and Katja Nyboe.
#
# Merc Diku Mud improvements copyright © 1992, 1993 by Michael
# Chastain, Michael Quan, and Mitchell Tse.
#
# ROM 2.4 is copyright 1993-1998 Russ Taylor. ROM has been brought to
# you by the ROM consortium: Russ Taylor (rtaylor@hypercube.org),
# Gabrielle Taylor (gtaylor@hypercube.org), and Brian Moore (zump@rom.org).
#
# Ported to Python by Davion of MudBytes.net using Miniboa
# (https://code.google.com/p/miniboa/).
#
# In order to use any part of this Merc Diku Mud, you must comply with
# both the original Diku license in 'license.doc' as well the Merc
# license in 'license.txt'. In particular, you may not remove either of
# these copyright notices.
#
# Much time and thought has gone into this software, and you are
# benefiting. We hope that you share your changes too. What goes
# around, comes around.
import comm
import instance
import merc
class Environment:
def __init__(self):
super().__init__()
self._environment = None
self.was_in_room = None
# When we load into a game without persistent room instances, this will get us to logged room
self._room_vnum = None
self.zone_template = ""
self.zone = 0
self.area = None
self.available_light = 0
self.blood = 0
@property
def environment(self):
# TODO: Remove this once we track down the source. This should never happen.
if self._environment == self:
# noinspection PyUnresolvedReferences
comm.notify("{} environment is set to itself".format(self.name), merc.CONSOLE_ERROR)
self._environment = None
return instance.global_instances.get(self._environment, None)
@environment.setter
def environment(self, input_value):
if not input_value:
self._environment = None
elif isinstance(input_value, int):
self._environment = input_value
else:
raise TypeError('Environment trying to be set with non integer value %r' % type(input_value))
@property
def in_area(self):
current_step = self.environment
while current_step:
if current_step.is_area:
return current_step
current_step = current_step.environment
return None
@property
def in_living(self):
current_step = self.environment
while current_step:
if current_step.is_living:
return current_step
current_step = current_step.environment
return None
@property
def in_room(self):
current_step = self.environment
while current_step:
if current_step.is_room:
return current_step
current_step = current_step.environment
return None
@property
def in_item(self):
current_step = self.environment
while current_step:
if current_step.is_item:
return current_step
current_step = current_step.environment
return None
# Move an instance from a location
def get(self, instance_object):
pass
# Give an obj to a char.
def put(self, instance_object):
pass
def valid_key(self, key):
# noinspection PyUnresolvedReferences
instance_id = [item_id for item_id in self.items if instance.items[item_id].vnum == key.vnum]
return bool(instance_id)
# Return # of objects which an object counts as.
# Thanks to Tony Chamberlain for the correct recursive code here.
def get_number(self):
try: # if self is an item.
noweight = [merc.ITEM_CONTAINER, merc.ITEM_MONEY]
# noinspection PyUnresolvedReferences
if self.item_type in noweight:
number = 0
else:
number = 1
except AttributeError:
number = 1
# noinspection PyUnresolvedReferences
contents = self.inventory[:]
# noinspection PyUnresolvedReferences
counted = [self.instance_id]
for content_id in contents:
content = instance.items[content_id]
number += 1
if content.instance_id in counted:
# noinspection PyUnresolvedReferences
comm.notify("get_number: items contain each other. {} ({}) - {} ({})".format(self.short_descr, self.instance_id,
content.short_descr, content.instance_id), merc.CONSOLE_ERROR)
break
counted.append(content)
contents.extend(content.inventory)
return number
# Return weight of an object, including weight of contents.
def get_weight(self):
# noinspection PyUnresolvedReferences
weight = self.weight
# noinspection PyUnresolvedReferences
contents = self.inventory[:]
# noinspection PyUnresolvedReferences
counted = [self.instance_id]
for content_id in contents:
content = instance.items[content_id]
if content.instance_id in counted:
# noinspection PyUnresolvedReferences
comm.notify("get_weight: items contain each other. {} ({}) - {} ({})".format(self.short_descr, self.instance_id,
content.short_descr, content.instance_id), merc.CONSOLE_ERROR)
break
counted.append(content)
contents.extend(content.inventory)
try: # For items in containers
weight += content.weight
except AttributeError:
pass
return weight
def true_weight(self):
# noinspection PyUnresolvedReferences
weight = self.weight
# noinspection PyUnresolvedReferences
for content_id in self.inventory[:]:
content = instance.items[content_id]
weight += content.get_weight()
return weight