# -*- coding: utf-8 -*-
"""Miscellaneous functions for the mudpy engine."""
-# Copyright (c) 2004-2011 Jeremy Stanley <fungi@yuggoth.org>. Permission
+# Copyright (c) 2004-2013 Jeremy Stanley <fungi@yuggoth.org>. Permission
# to use, copy, modify, and distribute this software is granted under
# terms provided in the LICENSE file distributed with this software.
def __init__(self, key, universe, filename=None):
"""Set up a new element."""
- import data
+ import mudpy.data
import os.path
# keep track of our key name
# add the file if it doesn't exist yet
if filename not in self.universe.files:
- data.DataFile(filename, self.universe)
+ mudpy.data.DataFile(filename, self.universe)
# record or reset a pointer to the origin file
self.origin = self.universe.files[filename]
return default
def getint(self, facet, default=None):
- """Return values as int/long type."""
+ """Return values as int type."""
if default is None:
default = 0
if self.origin.data.has_option(self.key, facet):
def getlist(self, facet, default=None):
"""Return values as list type."""
- import data
+ import mudpy.data
if default is None:
default = []
value = self.get(facet)
if value:
- return data.makelist(value)
+ return mudpy.data.makelist(value)
else:
return default
def getdict(self, facet, default=None):
"""Return values as dict type."""
- import data
+ import mudpy.data
if default is None:
default = {}
value = self.get(facet)
if value:
- return data.makedict(value)
+ return mudpy.data.makedict(value)
else:
return default
def set(self, facet, value):
"""Set values."""
if not self.has_facet(facet) or not self.get(facet) == value:
- if type(value) is long or repr(type(value)) == "<type 'unicode'>":
+ # TODO: remove this check after the switch to py3k
+ if repr(type(value)) == "<type 'unicode'>":
value = str(value)
- elif not type(value) is str:
+ if not type(value) is str:
value = repr(value)
self.origin.data.set(self.key, facet, value)
self.origin.modified = True
def append(self, facet, value):
- """Append value tp a list."""
- if type(value) is long:
- value = str(value)
- elif not type(value) is str:
+ """Append value to a list."""
+ if not type(value) is str:
value = repr(value)
newlist = self.getlist(facet)
newlist.append(value)
description = element.get("description")
if description:
message += description + "$(eol)"
- portal_list = element.portals().keys()
+ portal_list = list(element.portals().keys())
if portal_list:
portal_list.sort()
message += "$(cyn)[ Exits: " + ", ".join(
def load(self):
"""Load universe data from persistent storage."""
- import data
+ import mudpy.data
# the files dict must exist and filename needs to be read-only
if not hasattr(
del self.files[data_filename]
# start loading from the initial file
- data.DataFile(self.filename, self)
+ mudpy.data.DataFile(self.filename, self)
# make a list of inactive avatars
inactive_avatars = []
def __init__(self):
"""Default values for the in-memory user variables."""
- import telnet
+ import mudpy.telnet
self.account = None
self.address = ""
self.authenticated = False
self.menu_seen = False
self.negotiation_pause = 0
self.output_queue = []
- self.partial_input = ""
+ self.partial_input = b""
self.password_tries = 0
self.state = "initial"
self.telopts = {}
def adjust_echoing(self):
"""Adjust echoing to match state menu requirements."""
- import telnet
- if telnet.is_enabled(self, telnet.TELOPT_ECHO, telnet.US):
+ import mudpy.telnet
+ if mudpy.telnet.is_enabled(self, mudpy.telnet.TELOPT_ECHO,
+ mudpy.telnet.US):
if menu_echo_on(self.state):
- telnet.disable(self, telnet.TELOPT_ECHO, telnet.US)
+ mudpy.telnet.disable(self, mudpy.telnet.TELOPT_ECHO,
+ mudpy.telnet.US)
elif not menu_echo_on(self.state):
- telnet.enable(self, telnet.TELOPT_ECHO, telnet.US)
+ mudpy.telnet.enable(self, mudpy.telnet.TELOPT_ECHO,
+ mudpy.telnet.US)
def remove(self):
"""Remove a user from the list of connected users."""
prepend_padding=True
):
"""Send arbitrary text to a connected user."""
- import telnet
+ import mudpy.telnet
# unless raw mode is on, clean it up all nice and pretty
if not raw:
output = wrap_ansi_text(output, wrap)
# if supported by the client, encode it utf-8
- if telnet.is_enabled(self, telnet.TELOPT_BINARY, telnet.US):
+ if mudpy.telnet.is_enabled(self, mudpy.telnet.TELOPT_BINARY,
+ mudpy.telnet.US):
encoded_output = output.encode("utf-8")
# otherwise just send ascii
# end with a terminator if requested
if add_prompt or add_terminator:
- if telnet.is_enabled(self, telnet.TELOPT_EOR, telnet.US):
- encoded_output += telnet.telnet_proto(telnet.IAC,
- telnet.EOR)
- elif not telnet.is_enabled(self, telnet.TELOPT_SGA, telnet.US):
- encoded_output += telnet.telnet_proto(telnet.IAC,
- telnet.GA)
+ if mudpy.telnet.is_enabled(
+ self, mudpy.telnet.TELOPT_EOR, mudpy.telnet.US):
+ encoded_output += mudpy.telnet.telnet_proto(
+ mudpy.telnet.IAC, mudpy.telnet.EOR)
+ elif not mudpy.telnet.is_enabled(
+ self, mudpy.telnet.TELOPT_SGA, mudpy.telnet.US):
+ encoded_output += mudpy.telnet.telnet_proto(
+ mudpy.telnet.IAC, mudpy.telnet.GA)
# and tack it onto the queue
self.output_queue.append(encoded_output)
def enqueue_input(self):
"""Process and enqueue any new input."""
- import telnet
+ import mudpy.telnet
import unicodedata
# check for some input
try:
raw_input = self.connection.recv(1024)
except:
- raw_input = ""
+ raw_input = b""
# we got something
if raw_input:
self.partial_input += raw_input
# reply to and remove any IAC negotiation codes
- telnet.negotiate_telnet_options(self)
+ mudpy.telnet.negotiate_telnet_options(self)
# separate multiple input lines
- new_input_lines = self.partial_input.split("\n")
+ new_input_lines = self.partial_input.split(b"\n")
# if input doesn't end in a newline, replace the
# held partial input with the last line of it
- if not self.partial_input.endswith("\n"):
+ if not self.partial_input.endswith(b"\n"):
self.partial_input = new_input_lines.pop()
# otherwise, chop off the extra null input and reset
# the held partial input
else:
new_input_lines.pop()
- self.partial_input = ""
+ self.partial_input = b""
# iterate over the remaining lines
for line in new_input_lines:
line = line.strip()
# log non-printable characters remaining
- if telnet.is_enabled(self, telnet.TELOPT_BINARY, telnet.HIM):
- asciiline = filter(lambda x: " " <= x <= "~", line)
+ if mudpy.telnet.is_enabled(self, mudpy.telnet.TELOPT_BINARY,
+ mudpy.telnet.HIM):
+ asciiline = b"".join(
+ filter(lambda x: b" " <= x <= b"~", line))
if line != asciiline:
logline = "Non-ASCII characters from "
if self.account and self.account.get("name"):
log(logline, 4)
line = asciiline
+ try:
+ line = line.decode("utf-8")
+ except UnicodeDecodeError:
+ logline = "Non-UTF-8 characters from "
+ if self.account and self.account.get("name"):
+ logline += self.account.get("name") + ": "
+ else:
+ logline += "unknown user: "
+ logline += repr(line)
+ log(logline, 4)
+ return
+
+ line = unicodedata.normalize("NFKC", line)
+
# put on the end of the queue
- self.input_queue.append(
- unicodedata.normalize("NFKC", line.decode("utf-8"))
- )
+ self.input_queue.append(line)
def new_avatar(self):
"""Instantiate a new, unconfigured avatar for this user."""
def replace_macros(user, text, is_input=False):
"""Replaces macros in text output."""
import codecs
- import data
+ import mudpy.data
import os.path
# third person pronouns
# this is how we handle local file inclusion (dangerous!)
elif macro.startswith("inc:"):
- incfile = data.find_file(macro[4:], universe=universe)
+ incfile = mudpy.data.find_file(macro[4:], universe=universe)
if os.path.exists(incfile):
incfd = codecs.open(incfile, "r", "utf-8")
replacement = ""
def check_for_connection(listening_socket):
"""Check for a waiting connection and return a new user object."""
- import telnet
+ import mudpy.telnet
# try to accept a new connection
try:
user.address = address[0]
# let the client know we WILL EOR (RFC 885)
- telnet.enable(user, telnet.TELOPT_EOR, telnet.US)
+ mudpy.telnet.enable(user, mudpy.telnet.TELOPT_EOR, mudpy.telnet.US)
user.negotiation_pause = 2
# return the new user object
def get_formatted_menu_choices(state, choices):
"""Returns a formatted string of menu choices."""
choice_output = ""
- choice_keys = choices.keys()
+ choice_keys = list(choices.keys())
choice_keys.sort()
for choice in choice_keys:
choice_output += " [$(red)" + choice + "$(nrm)] " + choices[
def handle_user_input(user):
"""The main handler, branches to a state-specific handler."""
- import telnet
+ import mudpy.telnet
# if the user's client echo is off, send a blank line for aesthetics
- if telnet.is_enabled(user, telnet.TELOPT_ECHO, telnet.US):
+ if mudpy.telnet.is_enabled(user, mudpy.telnet.TELOPT_ECHO,
+ mudpy.telnet.US):
user.send("", add_prompt=False, prepend_padding=False)
# check to make sure the state is expected, then call that handler
name = input_data.lower()
# fail if there are non-alphanumeric characters
- if name != filter(
- lambda x: x >= "0" and x <= "9" or x >= "a" and x <= "z", name
- ):
+ if name != "".join(filter(
+ lambda x: x >= "0" and x <= "9" or x >= "a" and x <= "z",
+ name)):
user.error = "bad_name"
# if that account exists, time to request a password
def handler_checking_password(user):
"""Handle the login account password."""
- import password
+ import mudpy.password
# get the next waiting line of input
input_data = user.input_queue.pop(0)
# does the hashed input equal the stored hash?
- if password.verify(input_data, user.account.get("passhash")):
+ if mudpy.password.verify(input_data, user.account.get("passhash")):
# if so, set the username and load from cold storage
if not user.replace_old_connections():
def handler_entering_new_password(user):
"""Handle a new password entry."""
- import password
+ import mudpy.password
# get the next waiting line of input
input_data = user.input_queue.pop(0)
# make sure the password is strong--at least one upper, one lower and
# one digit, seven or more characters in length
if len(input_data) > 6 and len(
- filter(lambda x: x >= "0" and x <= "9", input_data)
+ list(filter(lambda x: x >= "0" and x <= "9", input_data))
) and len(
- filter(lambda x: x >= "A" and x <= "Z", input_data)
+ list(filter(lambda x: x >= "A" and x <= "Z", input_data))
) and len(
- filter(lambda x: x >= "a" and x <= "z", input_data)
+ list(filter(lambda x: x >= "a" and x <= "z", input_data))
):
# hash and store it, then move on to verification
- user.account.set("passhash", password.create(input_data))
+ user.account.set("passhash", mudpy.password.create(input_data))
user.state = "verifying_new_password"
# the password was weak, try again if you haven't tried too many times
def handler_verifying_new_password(user):
"""Handle the re-entered new password for verification."""
- import password
+ import mudpy.password
# get the next waiting line of input
input_data = user.input_queue.pop(0)
# hash the input and match it to storage
- if password.verify(input_data, user.account.get("passhash")):
+ if mudpy.password.verify(input_data, user.account.get("passhash")):
user.authenticate()
# the hashes matched, so go active
# give a sorted list of commands with descriptions if provided
output = "These are the commands available to you:$(eol)$(eol)"
- sorted_commands = universe.categories["command"].keys()
+ sorted_commands = list(universe.categories["command"].keys())
sorted_commands.sort()
for item in sorted_commands:
command = universe.categories["command"][item]
) + " increments elapsed since the world was created."
elif arguments[0] == "categories":
message = "These are the element categories:$(eol)"
- categories = universe.categories.keys()
+ categories = list(universe.categories.keys())
categories.sort()
for category in categories:
message += "$(eol) $(grn)" + category + "$(nrm)"
elif arguments[0] == "files":
message = "These are the current files containing the universe:$(eol)"
- filenames = universe.files.keys()
+ filenames = list(universe.files.keys())
filenames.sort()
for filename in filenames:
if universe.files[filename].is_writeable():