import random
import re
+import traceback
import unicodedata
import mudpy
else:
message = "Arglebargle, glop-glyf!?!"
- # send the error message
- actor.send(message)
+ # try to send the error message, and log if we can't
+ try:
+ actor.send(message)
+ except Exception:
+ mudpy.misc.log(
+ 'Sending a command error to user %s raised exception...\n%s' % (
+ actor.owner.account.get("name"), traceback.format_exc()))
def halt(actor, parameters):
# no specific command word was indicated
else:
- # give a sorted list of commands with descriptions if provided
- output = "These are the commands available to you:$(eol)$(eol)"
- sorted_commands = list(actor.universe.groups["command"].keys())
- sorted_commands.sort()
- for item in sorted_commands:
- command = actor.universe.groups["command"][item]
+ # preamble text
+ output = ("These are the commands available to you [brackets indicate "
+ "optional portion]:$(eol)$(eol)")
+
+ # list command names in alphabetical order
+ for command_name, command in sorted(
+ actor.universe.groups["command"].items()):
+
+ # skip over disallowed commands
if actor.can_run(command):
- description = command.get("description")
- if not description:
- description = "(no short description provided)"
+
+ # start incrementing substrings
+ for position in range(1, len(command_name) + 1):
+
+ # we've found our shortest possible abbreviation
+ candidate = mudpy.misc.find_command(
+ command_name[:position])
+ try:
+ if candidate.subkey == command_name:
+ break
+ except AttributeError:
+ pass
+
+ # use square brackets to indicate optional part of command name
+ if position < len(command_name):
+ abbrev = "%s[%s]" % (
+ command_name[:position], command_name[position:])
+ else:
+ abbrev = command_name
+
+ # supply a useful default if the short description is missing
+ description = command.get(
+ "description", "(no short description provided)")
+
+ # administrative command names are in red, others in green
if command.get("administrative"):
- output += " $(red)"
+ color = "red"
else:
- output += " $(grn)"
- output += item + "$(nrm) - " + description + "$(eol)"
- output += ('$(eol)Enter "help COMMAND" for help on a command '
- 'named "COMMAND".')
+ color = "grn"
+
+ # format the entry for this command
+ output = "%s $(%s)%s$(nrm) - %s$(eol)" % (
+ output, color, abbrev, description)
+
+ # add a footer with instructions on getting additional information
+ output = ('%s $(eol)Enter "help COMMAND" for help on a command named '
+ '"COMMAND".' % output)
# send the accumulated output to the user
actor.send(output)
def move(actor, parameters):
"""Move the avatar in a given direction."""
- if parameters in actor.universe.contents[actor.get("location")].portals():
- actor.move_direction(parameters)
- else:
- actor.send("You cannot go that way.")
+ for portal in sorted(
+ actor.universe.contents[actor.get("location")].portals()):
+ if portal.startswith(parameters):
+ actor.move_direction(portal)
+ return(portal)
+ actor.send("You cannot go that way.")
def preferences(actor, parameters):
elif arguments[0] == "version":
message = repr(actor.universe.versions)
elif arguments[0] == "time":
- message = actor.universe.groups["internal"]["counters"].get(
- "elapsed"
- ) + " increments elapsed since the world was created."
+ message = "%s increments elapsed since the world was created." % (
+ str(actor.universe.groups["internal"]["counters"].get("elapsed")))
elif arguments[0] == "groups":
message = "These are the element groups:$(eol)"
groups = list(actor.universe.groups.keys())