#!/usr/bin/env python

###
# Copyright (c) 2002, Jeremiah Fincher
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###

"""
Commands that use the dictd protocol to snag stuff off a server.
"""

__revision__ = "$Id$"

import plugins

import sets
import random
import socket

import dictclient

import conf
import utils
import plugins
import registry
import ircutils
import privmsgs
import callbacks


def configure(advanced):
    from questions import output, expect, anything, something, yn
    conf.registerPlugin('Dict', True)
    output('The default dictd server is dict.org.')
    if yn('Would you like to specify a different dictd server?'):
        server = something('What server?')
        conf.supybot.plugins.Dict.server.set(server)

replyTimeout = 'Timeout on the dictd server.'

conf.registerPlugin('Dict')
# TODO: We should make this check to see if there's actually a dictd server
# running on the host given.
conf.registerGlobalValue(conf.supybot.plugins.Dict, 'server',
    registry.String('dict.org', """Determines what server the bot will
    retrieve definitions from."""))

class Dict(callbacks.Privmsg):
    threaded = True
    def dictionaries(self, irc, msg, args):
        """takes no arguments.

        Returns the dictionaries valid for the dict command.
        """
        try:
            server = conf.supybot.plugins.Dict.server()
            conn = dictclient.Connection(server)
            dbs = conn.getdbdescs().keys()
            dbs.sort()
            irc.reply(utils.commaAndify(dbs))
        except socket.timeout:
            irc.error(replyTimeout)

    def random(self, irc, msg, args):
        """takes no arguments.

        Returns a random valid dictionary.
        """
        try:
            server = conf.supybot.plugins.Dict.server()
            conn = dictclient.Connection(server)
            dbs = conn.getdbdescs().keys()
            irc.reply(random.choice(dbs))
        except socket.timeout:
            irc.error(replyTimeout)

    def dict(self, irc, msg, args):
        """[<dictionary>] <word>

        Looks up the definition of <word> on dict.org's dictd server.
        """
        if not args:
            raise callbacks.ArgumentError
        try:
            server = conf.supybot.plugins.Dict.server()
            conn = dictclient.Connection(server)
        except socket.timeout:
            irc.error('Timeout on the dict server.')
            return
        dbs = sets.Set(conn.getdbdescs())
        if args[0] in dbs:
            dictionary = args.pop(0)
        else:
            dictionary = '*'
        word = privmsgs.getArgs(args)
        definitions = conn.define(dictionary, word)
        dbs = sets.Set()
        if not definitions:
            if dictionary == '*':
                irc.reply('No definition for %r could be found.' % word)
            else:
                irc.reply('No definition for %r could be found in %s' %
                          (word, ircutils.bold(dictionary)))
            return
        L = []
        for d in definitions:
            dbs.add(ircutils.bold(d.getdb().getname()))
            (db, s) = (d.getdb().getname(), d.getdefstr())
            db = ircutils.bold(db)
            s = utils.normalizeWhitespace(s).rstrip(';.,')
            L.append('%s: %s' % (db, s))
        utils.sortBy(len, L)
        if dictionary == '*' and len(dbs) > 1:
            s = '%s responded: %s' % (utils.commaAndify(dbs), '; '.join(L)) 
        else:
            s = '; '.join(L)
        irc.reply(s)


Class = Dict


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