factor/extra/irc/client/client.factor

386 lines
12 KiB
Factor
Executable File

! Copyright (C) 2008 Bruno Deferrari, Doug Coleman, Slava Pestov.
! See http://factorcode.org/license.txt for BSD license.
USING: concurrency.mailboxes kernel io.sockets io.encodings.8-bit calendar
accessors destructors namespaces io assocs arrays fry
continuations threads strings classes combinators splitting hashtables
ascii irc.messages ;
RENAME: join sequences => sjoin
EXCLUDE: sequences => join ;
IN: irc.client
! ======================================
! Setup and running objects
! ======================================
: irc-port 6667 ; ! Default irc port
TUPLE: irc-profile server port nickname password ;
C: <irc-profile> irc-profile
TUPLE: irc-client profile stream in-messages out-messages
chats is-running nick connect reconnect-time is-ready ;
: <irc-client> ( profile -- irc-client )
irc-client new
swap >>profile
<mailbox> >>in-messages
<mailbox> >>out-messages
H{ } clone >>chats
dup profile>> nickname>> >>nick
[ <inet> latin1 <client> ] >>connect
15 seconds >>reconnect-time ;
TUPLE: irc-chat in-messages client ;
TUPLE: irc-server-chat < irc-chat ;
TUPLE: irc-channel-chat < irc-chat name password timeout participants clean-participants ;
TUPLE: irc-nick-chat < irc-chat name ;
SYMBOL: +server-chat+
! participant modes
SYMBOL: +operator+
SYMBOL: +voice+
SYMBOL: +normal+
: participant-mode ( n -- mode )
H{ { 64 +operator+ } { 43 +voice+ } { 0 +normal+ } } at ;
! participant changed actions
SYMBOL: +join+
SYMBOL: +part+
SYMBOL: +mode+
SYMBOL: +nick+
! chat objects
: <irc-server-chat> ( -- irc-server-chat )
<mailbox> f irc-server-chat boa ;
: <irc-channel-chat> ( name -- irc-channel-chat )
[ <mailbox> f ] dip f 60 seconds H{ } clone t
irc-channel-chat boa ;
: <irc-nick-chat> ( name -- irc-nick-chat )
[ <mailbox> f ] dip irc-nick-chat boa ;
! ======================================
! Message objects
! ======================================
TUPLE: participant-changed nick action parameter ;
C: <participant-changed> participant-changed
SINGLETON: irc-chat-end ! sent to a chat to stop its execution
SINGLETON: irc-end ! sent when the client isn't running anymore
SINGLETON: irc-disconnected ! sent when connection is lost
SINGLETON: irc-connected ! sent when connection is established
: terminate-irc ( irc-client -- )
[ is-running>> ] keep and [
f >>is-running
[ stream>> dispose ] keep
[ in-messages>> ] [ out-messages>> ] bi 2array
[ irc-end swap mailbox-put ] each
] when* ;
<PRIVATE
SYMBOL: current-irc-client
! ======================================
! Utils
! ======================================
: irc> ( -- irc-client ) current-irc-client get ;
: irc-write ( s -- ) irc> stream>> stream-write ;
: irc-print ( s -- ) irc> stream>> [ stream-print ] keep stream-flush ;
: irc-send ( irc-message -- ) irc> out-messages>> mailbox-put ;
: chat> ( name -- chat/f ) irc> chats>> at ;
: channel-mode? ( mode -- ? ) name>> first "#&" member? ;
: me? ( string -- ? ) irc> nick>> = ;
GENERIC: to-chat ( message obj -- )
M: string to-chat
chat> [ +server-chat+ chat> ] unless*
[ to-chat ] [ drop ] if* ;
M: irc-chat to-chat in-messages>> mailbox-put ;
: unregister-chat ( name -- )
irc> chats>>
[ at [ irc-chat-end ] dip to-chat ]
[ delete-at ]
2bi ;
: (remove-participant) ( nick chat -- )
[ participants>> delete-at ]
[ [ +part+ f <participant-changed> ] dip to-chat ] 2bi ;
: remove-participant ( nick channel -- )
chat> [ (remove-participant) ] [ drop ] if* ;
: chats-with-participant ( nick -- seq )
irc> chats>> values
[ [ irc-channel-chat? ] keep and [ participants>> key? ] [ drop f ] if* ]
with filter ;
: to-chats-with-participant ( message nickname -- )
chats-with-participant [ to-chat ] with each ;
: remove-participant-from-all ( nick -- )
dup chats-with-participant [ (remove-participant) ] with each ;
: notify-rename ( newnick oldnick chat -- )
[ participant-changed new +nick+ >>action
[ (>>nick) ] [ (>>parameter) ] [ ] tri ] dip to-chat ;
: rename-participant ( newnick oldnick chat -- )
[ participants>> [ delete-at* drop ] [ swapd set-at ] bi ]
[ notify-rename ] 3bi ;
: rename-participant-in-all ( oldnick newnick -- )
swap dup chats-with-participant [ rename-participant ] with with each ;
: add-participant ( mode nick channel -- )
chat>
[ participants>> set-at ]
[ [ +join+ f <participant-changed> ] dip to-chat ] 2bi ;
: change-participant-mode ( channel mode nick -- )
rot chat>
[ participants>> set-at ]
[ [ participant-changed new
[ (>>nick) ] [ (>>parameter) ] [ +mode+ >>action ] tri ] dip to-chat ]
3bi ; ! FIXME
DEFER: me?
! ======================================
! IRC client messages
! ======================================
: /NICK ( nick -- )
"NICK " irc-write irc-print ;
: /LOGIN ( nick -- )
dup /NICK
"USER " irc-write irc-write
" hostname servername :irc.factor" irc-print ;
: /CONNECT ( server port -- stream )
irc> connect>> call drop ;
: /JOIN ( channel password -- )
"JOIN " irc-write
[ [ " :" ] dip 3append ] when* irc-print ;
: /PONG ( text -- )
"PONG " irc-write irc-print ;
! ======================================
! Server message handling
! ======================================
GENERIC: initialize-chat ( chat -- )
M: irc-chat initialize-chat drop ;
M: irc-channel-chat initialize-chat [ name>> ] [ password>> ] bi /JOIN ;
GENERIC: forward-name ( irc-message -- name )
M: join forward-name trailing>> ;
M: part forward-name channel>> ;
M: kick forward-name channel>> ;
M: mode forward-name name>> ;
M: privmsg forward-name dup name>> me? [ irc-message-sender ] [ name>> ] if ;
UNION: single-forward join part kick mode privmsg ;
UNION: multiple-forward nick quit ;
UNION: broadcast-forward irc-end irc-disconnected irc-connected ;
GENERIC: forward-message ( irc-message -- )
M: irc-message forward-message
+server-chat+ chat> [ to-chat ] [ drop ] if* ;
M: single-forward forward-message dup forward-name to-chat ;
M: multiple-forward forward-message
dup irc-message-sender to-chats-with-participant ;
M: broadcast-forward forward-message
irc> chats>> values [ to-chat ] with each ;
GENERIC: process-message ( irc-message -- )
M: object process-message drop ;
M: logged-in process-message
name>> t irc> [ (>>is-ready) ] [ (>>nick) ] [ chats>> ] tri
values [ initialize-chat ] each ;
M: ping process-message trailing>> /PONG ;
M: nick-in-use process-message name>> "_" append /NICK ;
M: join process-message
[ drop +normal+ ] [ irc-message-sender ] [ trailing>> ] tri
dup chat> [ add-participant ] [ 3drop ] if ;
M: part process-message
[ irc-message-sender ] [ channel>> ] bi remove-participant ;
M: kick process-message
[ [ who>> ] [ channel>> ] bi remove-participant ]
[ dup who>> me? [ unregister-chat ] [ drop ] if ]
bi ;
M: quit process-message
irc-message-sender remove-participant-from-all ;
M: nick process-message
[ irc-message-sender ] [ trailing>> ] bi rename-participant-in-all ;
M: mode process-message ( mode -- )
[ channel-mode? ] keep and [
[ name>> ] [ mode>> ] [ parameter>> ] tri
[ change-participant-mode ] [ 2drop ] if*
] when* ;
: >nick/mode ( string -- nick mode )
dup first "+@" member? [ unclip ] [ 0 ] if participant-mode ;
: names-reply>participants ( names-reply -- participants )
trailing>> [ blank? ] trim " " split
[ >nick/mode 2array ] map >hashtable ;
: maybe-clean-participants ( channel-chat -- )
dup clean-participants>> [
H{ } clone >>participants f >>clean-participants
] when drop ;
M: names-reply process-message
[ names-reply>participants ] [ channel>> chat> ] bi [
[ maybe-clean-participants ]
[ participants>> 2array assoc-combine ]
[ (>>participants) ] tri
] [ drop ] if* ;
M: end-of-names process-message
channel>> chat> [
t >>clean-participants
[ f f f <participant-changed> ] dip name>> to-chat
] when* ;
! ======================================
! Client message handling
! ======================================
GENERIC: handle-outgoing-irc ( irc-message -- ? )
M: irc-end handle-outgoing-irc drop f ;
M: irc-message handle-outgoing-irc irc-message>client-line irc-print t ;
! ======================================
! Reader/Writer
! ======================================
: handle-reader-message ( irc-message -- )
irc> in-messages>> mailbox-put ;
DEFER: (connect-irc)
: (handle-disconnect) ( -- )
irc>
[ [ irc-disconnected ] dip in-messages>> mailbox-put ]
[ dup reconnect-time>> sleep (connect-irc) ]
[ nick>> /LOGIN ]
tri ;
! FIXME: do something with the exception, store somewhere to help debugging
: handle-disconnect ( error -- ? )
drop irc> is-running>> [ (handle-disconnect) t ] [ f ] if ;
: (reader-loop) ( -- ? )
irc> stream>> [
|dispose stream-readln [
parse-irc-line handle-reader-message t
] [
handle-disconnect
] if*
] with-destructors ;
: reader-loop ( -- ? )
[ (reader-loop) ] [ handle-disconnect ] recover ;
: writer-loop ( -- ? )
irc> out-messages>> mailbox-get handle-outgoing-irc ;
! ======================================
! Processing loops
! ======================================
: in-multiplexer-loop ( -- ? )
irc> in-messages>> mailbox-get
[ forward-message ] [ process-message ] [ irc-end? not ] tri ;
: strings>privmsg ( name string -- privmsg )
privmsg new [ (>>trailing) ] keep [ (>>name) ] keep ;
: maybe-annotate-with-name ( name obj -- obj )
{ { [ dup string? ] [ strings>privmsg ] }
{ [ dup privmsg instance? ] [ swap >>name ] }
[ nip ]
} cond ;
GENERIC: annotate-message ( chat object -- object )
M: object annotate-message nip ;
M: part annotate-message swap name>> >>channel ;
M: privmsg annotate-message swap name>> >>name ;
M: string annotate-message [ name>> ] dip strings>privmsg ;
: spawn-irc ( -- )
[ reader-loop ] "irc-reader-loop" spawn-server
[ writer-loop ] "irc-writer-loop" spawn-server
[ in-multiplexer-loop ] "in-multiplexer-loop" spawn-server
3drop ;
GENERIC: (attach-chat) ( irc-chat -- )
USE: prettyprint
M: irc-chat (attach-chat)
[ [ irc> >>client ] [ name>> ] bi irc> chats>> set-at ]
[ [ irc> is-ready>> ] dip and [ initialize-chat ] when* ]
bi ;
M: irc-server-chat (attach-chat)
irc> >>client +server-chat+ irc> chats>> set-at ;
GENERIC: (remove-chat) ( irc-chat -- )
M: irc-nick-chat (remove-chat)
name>> unregister-chat ;
M: irc-channel-chat (remove-chat)
[ part new annotate-message irc> out-messages>> mailbox-put ] keep
name>> unregister-chat ;
M: irc-server-chat (remove-chat)
drop +server-chat+ unregister-chat ;
: (connect-irc) ( irc-client -- )
{
[ profile>> [ server>> ] [ port>> ] bi /CONNECT ]
[ (>>stream) ]
[ t swap (>>is-running) ]
[ in-messages>> [ irc-connected ] dip mailbox-put ]
} cleave ;
: with-irc-client ( irc-client quot: ( -- ) -- )
[ \ current-irc-client ] dip with-variable ; inline
PRIVATE>
: connect-irc ( irc-client -- )
dup [ [ (connect-irc) ] [ nick>> /LOGIN ] bi spawn-irc ] with-irc-client ;
: attach-chat ( irc-chat irc-client -- ) [ (attach-chat) ] with-irc-client ;
: detach-chat ( irc-chat -- )
[ client>> ] keep '[ _ (remove-chat) ] with-irc-client ;
: speak ( message irc-chat -- )
[ swap annotate-message ] [ client>> out-messages>> mailbox-put ] bi ;
: hear ( irc-chat -- message ) in-messages>> mailbox-get ;