9 defset marktime_min 300
10 defset marktime_join_startdelay 5000
12 proc privmsg_unlogged {prefix ischan params} {
14 [regexp {^![a-z][-a-z]*[a-z]( .*)?$} [lindex $params 1]]} {
17 # on-channel message, ignore
18 set chan [lindex $params 0]
19 upvar #0 chan_lastactivity([irctolower $chan]) la
20 set la [clock seconds]
21 catch_logged { recordlastseen_p $prefix "talking on $chan" 2 }
25 proc showintervalsecs {howlong abbrev} {
26 return [showintervalsecs/[opt timeformat] $howlong $abbrev]
29 proc showintervalsecs/ks {howlong abbrev} {
30 if {$howlong < 1000} {
33 if {$howlong < 1000000} {
40 set value [expr "$howlong.0 / $scale"]
41 foreach {min format} {100 %.0f 10 %.1f 1 %.2f} {
42 if {$value < $min} continue
43 return [format "$format${pfx}s" $value]
48 proc format_qty {qty unit abbrev} {
51 append o [string range $unit 0 0]
55 if {$qty != 1} { append o s }
60 proc showintervalsecs/hms {qty abbrev} {
61 set ul {second 60 minute 60 hour 24 day 7 week}
63 while {[llength $ul] > 1 && $qty >= [set uv [lindex $ul 1]]} {
64 set remainu [lindex $ul 0]
65 set remainv [expr {$qty % $uv}]
66 set qty [expr {($qty-$remainv)/$uv}]
67 set ul [lreplace $ul 0 1]
69 set o [format_qty $qty [lindex $ul 0] $abbrev]
71 if {!$abbrev} { append o " " }
72 append o [format_qty $remainv $remainu $abbrev]
77 proc showinterval {howlong} {
81 return "[showintervalsecs $howlong 0] ago"
85 proc showtime {when} {
86 return [showinterval [expr {[clock seconds] - $when}]]
89 proc parse_interval {specified min} {
90 if {![regexp {^([0-9]+)([a-z]+)$} $specified dummy value unit]} {
91 error "invalid syntax for interval"
98 default { error "unknown unit of time $unit" }
100 if {$value > 86400*21/$u} { error "interval too large" }
101 set result [expr {$value*$u}]
102 if {$result < $min} { error "interval too small (<${min}s)" }
106 proc def_msgproc {name argl body} {
107 proc msg_$name "varbase $argl" "\
108 upvar #0 msg/\$varbase/dest d\n\
109 upvar #0 msg/\$varbase/str s\n\
110 upvar #0 msg/\$varbase/accum a\n\
114 def_msgproc begin {dest str} {
120 def_msgproc append {str} {
122 if {[string length $s] && [string length $ns] > 65} {
123 msg__sendout $varbase
124 set s " [string trimleft $str]"
130 def_msgproc finish {} {
131 msg__sendout $varbase
137 def_msgproc _sendout {} {
138 lappend a [string trimright $s]
142 proc looking_whenwhere {when where} {
143 set str [showtime [expr {$when-1}]]
144 if {[string length $where]} { append str " on $where" }
148 proc tell_event {nl event} {
149 # For `act' we *haven't* yet done the 750ms delay; we implement
150 # that here. Also, here we turn `talk' into `talk' now and `act'
151 # later. We also support the psuedo-event `none'. The del msg
152 # and new msg events are handled by the command procedures, not here.
154 if {[info exists calling_nick] { set save $calling_nick }
155 switch -exact $event {
158 tell_event_core $nl talk
162 after 750 [list tell_event_core $nl $event]
165 tell_event_core $nl $event
168 error "tell_event $nl $event"
171 if {[info exists save]} { set calling_nick $save }
174 proc tell_event_core {nl event} {
175 # event is `talk', `act' or `ident'
176 # When user talks we actually get talk now and act later
177 FIXME - implement all cmds
178 FIXME - implement tells_delete_msgs catch { unset stt } ?
179 FIXME - document the extra param to recordlastseen
182 set iml [msgdb_get $nl inbound]
183 if {![llength $iml]} return
185 upvar #0 nick_telling($nl) telling
186 upvar #0 nick_unique($nl) u
188 if {[info exists telling]} {
189 manyset $telling u_last stt telling_when
190 if {![info exists u] || "$u_last" != "$u"} {
191 unset telling; unset stt; unset telling_when
195 if {![info exists stt]} {
197 set telling_when $now
200 set ago [expr {$now - $telling_when}]
202 # Now we have the components of a telling state
203 # u - nick_unique (unset if not visible)
204 # stt - state: norecord, mentioned, passede
205 # ago - how long ago since we did anything
207 # We compute an evstate to dispatch on as follows:
209 # evstate is string of letters
211 # n NORECORD (MESSAGES)
218 # security level and timing
220 # ss Secure and soon (before interval)
221 # sl Secure and late (after interval)
222 # current identification
225 # reliability and timing
227 # rv Remind, very soon (before within-interval)
228 # rs Remind, soon (between)
229 # rl Remind, late (after every-interval)
230 # ps Pester, soon (before interval)
231 # pl Pester, late (after interval)
235 append evstate [string range $stt 0 0]
236 append evstate [string range $event 0 0]
238 manyset [tell_effective_sec $n] sec secwhen
240 insecure { append evstate ii }
241 secure { append evstate [expr {$ago<$secwhen ? "sl" : "ss"}] }
242 default { append evstate "#$sec#" }
245 upvar #0 nick_username($nl) nu
246 if {[info exists nu] && "$nu" == "[nickdb_get $nl username]"} {
252 manyset [nickdb_set $n tellrel] rel relint relwithin
254 unreliable { append evstate uu }
255 remind { append evstate [expr {
256 $ago<$relwithin ? "rv" : $ago<$relint ? "rs" : "rl"
258 pester { append evstate [expr {$ago<$relint ? "ps" : "pl"}] }
259 default { append evstate "#$rel#" }
262 switch -glob $evstate {
264 # consider delivered:
265 # (very recently passed, and the user talks)
266 tell_delete_msgs {} $nl
270 pt???uu - pt???rs - pt???rl - pt???p? {
271 # ignore (any other `talk's) - act handles these
274 ni????? - naii??? - nas?i?? - mi????? - pa????l {
275 # pass and then stuff
276 if {[length $iml] == 3} {
277 manyset $iml sender sentwhen msg
279 "$sender asked me [showintervalsecs [expr {$now-$sentwhen}] 0]\
283 "Here are the [expr {[llength $iml]/3}] messages there are for you:"
284 while {[llength $iml] >= 3} {
285 manyset [lrange $iml 0 2] sender sentwhen msg
286 set iml [lrange $iml 3 end]
288 " [showintervalsecs [expr {$now-$sentwhen}] 1] <$sender> $msg"
291 if {"$rel" == "unreliable"} {
292 tell_delete_msgs {} $nl
298 sendprivmsg $nl {You have messages (so identify yourself please).}]
302 sendprivmsg $nl {Don't forget about your messages.}]
307 mass??? - pa????v - pa????s {
312 error "tell_event_core nl=$nl evstate=$evstate ?"
315 if {![info exists u]} {
316 catch { unset telling }
318 set telling [list $u $stt $now]
322 proc recordlastseen_n {n how here} {
323 global lastseen lookedfor
324 set nl [irctolower $n]
325 set now [clock seconds]
326 set lastseen($nl) [list $n $now $how]
330 tell_event $nl [lindex {none act talk} $here]
332 upvar #0 lookedfor($nl) lf
333 if {[info exists lf]} {
334 switch -exact [llength $lf] {
339 manyset [lindex $lf 0] when who where
341 "FYI, $who was looking for you [looking_whenwhere $when $where]."]
344 msg_begin tosend $n "FYI, people have been looking for you:"
350 msg_append tosend " "
351 } elseif {$i == [llength $lf]} {
352 msg_append tosend " and "
355 msg_append tosend ", "
357 manyset $e when who where
359 "$who ([looking_whenwhere $when $where])$fin"
361 set ml [msg_finish tosend]
365 msendprivmsg_delayed 1000 $n $ml
369 proc note_topic {showoff whoby topic} {
370 set msg "FYI, $whoby has changed the topic on $showoff"
371 if {[string length $topic] < 160} {
372 append msg " to $topic"
374 append msg " but it is too long to reproduce here !"
376 set showoff [irctolower $showoff]
377 set tell [chandb_get $showoff topictell]
378 if {[lsearch -exact $tell *] >= 0} {
379 set tryspies [chandb_list]
383 foreach spy $tryspies {
384 set see [chandb_get $spy topicsee]
385 if {[lsearch -exact $see $showoff] >= 0 || \
386 ([lsearch -exact $see *] >= 0 && \
387 [lsearch -exact $tell $spy] >= 0)} {
388 sendprivmsg $spy $msg
393 proc recordlastseen_p {p how here} {
395 recordlastseen_n $n $how $here
398 proc chanmode_arg {} {
400 set rv [lindex $cm_args 0]
401 set cm_args [lreplace cm_args 0 0]
405 proc chanmode_o1 {m g p chan} {
406 global nick chan_initialop
408 set who [chanmode_arg]
409 recordlastseen_n $n "being nice to $who" 1
410 if {"[irctolower $who]" == "[irctolower $nick]"} {
411 set nlower [irctolower $n]
412 upvar #0 nick_unique($nlower) u
413 if {[chandb_exists $chan]} {
414 sendprivmsg $n Thanks.
415 } elseif {![info exists u]} {
416 sendprivmsg $n {Op me while not on the channel, why don't you ?}
418 set chan_initialop([irctolower $chan]) $u
420 "Thanks. You can use `channel manager ...' to register this channel."
421 if {![nickdb_exists $n] || ![string length [nickdb_get $n username]]} {
423 "(But to do that you must register your nick securely first.)"
429 proc chanmode_o0 {m g p chan} {
432 set who [chanmode_arg]
433 recordlastseen_p $p "being mean to $who" 1
434 if {"[irctolower $who]" == "[irctolower $nick]"} {
435 set chandeop($chan) [list [clock seconds] $p]
439 proc msg_MODE {p c dest modelist args} {
440 if {![ischan $dest]} return
441 if {[regexp {^\-(.+)$} $modelist dummy modelist]} {
443 } elseif {[regexp {^\+(.+)$} $modelist dummy modelist]} {
446 error "invalid modelist"
448 foreach m [split $modelist] {
449 set procname chanmode_$m$give
450 if {[catch { info body $procname }]} {
451 recordlastseen_p $p "fiddling with $dest" 1
453 $procname $m $give $p $dest
458 proc leaving {lchan} {
459 foreach luser [array names nick_onchans] {
460 upvar #0 nick_onchans($luser) oc
461 set oc [grep tc {"$tc" != "$lchan"} $oc]
463 upvar #0 chan_nicks($lchan) nlist
465 upvar #0 chan_lastactivity($lchan) la
469 proc doleave {lchan} {
474 proc dojoin {lchan} {
477 set chan_nicks($lchan) {}
480 proc check_justme {lchan} {
482 upvar #0 chan_nicks($lchan) nlist
483 if {[llength $nlist] != 1} return
484 if {"[lindex $nlist 0]" != "[irctolower $nick]"} return
485 if {[chandb_exists $lchan]} {
486 set mode [chandb_get $lchan mode]
487 if {"$mode" != "*"} {
488 sendout MODE $lchan $mode
490 set topic [chandb_get $lchan topicset]
491 if {[string length $topic]} {
492 sendout TOPIC $lchan $topic
499 proc process_kickpart {chan user} {
502 set luser [irctolower $user]
503 set lchan [irctolower $chan]
504 if {![ischan $chan]} { error "not a channel" }
505 if {"$luser" == "[irctolower $nick]"} {
508 upvar #0 nick_onchans($luser) oc
509 upvar #0 chan_nicks($lchan) nlist
510 set oc [grep tc {"$tc" != "$lchan"} $oc]
511 set nlist [grep tn {"$tn" != "$luser"} $nlist]
513 if {![llength $oc]} {
521 proc msg_TOPIC {p c dest topic} {
523 if {![ischan $dest]} return
524 recordlastseen_n $n "changing the topic on $dest" 1
525 note_topic [irctolower $dest] $n $topic
528 proc msg_KICK {p c chans users comment} {
529 set chans [split $chans ,]
530 set users [split $users ,]
531 if {[llength $chans] > 1} {
532 foreach chan $chans user $users { process_kickpart $chan $user }
534 foreach user $users { process_kickpart [lindex $chans 0] $user }
538 proc msg_KILL {p c user why} {
543 set nick_arys {onchans username unique}
544 # nick_onchans($luser) -> [list ... $lchan ...]
545 # nick_username($luser) -> <securely known local username>
546 # nick_unique($luser) -> <includes-counter>
547 # nick_case($luser) -> $user (valid even if no longer visible)
548 # nick_markid($luser) -> <after id for marktime>
549 # nick_telling($luser) -> <unique> mentioned|passed <when>
551 # chan_nicks($lchan) -> [list ... $luser ...]
552 # chan_lastactivity($lchan) -> [clock seconds]
554 proc lnick_forget {luser} {
555 global nick_arys chan_nicks
556 lnick_marktime_cancel $luser
557 foreach ary $nick_arys {
558 upvar #0 nick_${ary}($luser) av
561 foreach lch [array names chan_nicks] {
562 upvar #0 chan_nicks($lch) nlist
563 set nlist [grep tn {"$tn" != "$luser"} $nlist]
568 proc nick_forget {user} {
569 global nick_arys chan_nicks
570 lnick_forget [irctolower $user]
574 proc nick_case {user} {
576 set nick_case([irctolower $user]) $user
579 proc msg_NICK {p c newnick} {
580 global nick_arys nick_case calling_nick
582 recordlastseen_n $n "changing nicks to $newnick" 0
583 set calling_nick $newnick
584 recordlastseen_n $newnick "changing nicks from $n" 1
585 set luser [irctolower $n]
586 lnick_marktime_cancel $luser
587 set lusernew [irctolower $newnick]
588 foreach ary $nick_arys {
589 upvar #0 nick_${ary}($luser) old
590 upvar #0 nick_${ary}($lusernew) new
591 if {[info exists new]} { error "nick collision ?! $ary $n $newnick" }
592 if {[info exists old]} { set new $old; unset old }
594 upvar #0 nick_onchans($lusernew) oc
596 upvar #0 chan_nicks($ch) nlist
597 set nlist [grep tn {"$tn" != "$luser"} $nlist]
598 lappend nlist $lusernew
600 lnick_marktime_start $lusernew "Hi." 500 1
604 proc nick_ishere {n} {
606 upvar #0 nick_unique([irctolower $n]) u
607 if {![info exists u]} { set u [incr nick_counter].$n.[clock seconds] }
611 proc msg_JOIN {p c chan} {
614 recordlastseen_n $n "joining $chan" 1
615 set nl [irctolower $n]
616 set lchan [irctolower $chan]
617 upvar #0 nick_onchans($nl) oc
618 upvar #0 chan_nicks($lchan) nlist
619 if {![info exists oc]} {
620 global marktime_join_startdelay
621 lnick_marktime_start $nl "Welcome." $marktime_join_startdelay 1
626 proc msg_PART {p c chan args} {
628 set msg "leaving $chan"
629 if {[llength $args]} {
630 set why [lindex $args 0]
631 if {"[irctolower $why]" != "[irctolower $n]"} { append msg " ($why)" }
633 recordlastseen_n $n $msg 1
634 process_kickpart $chan $n
636 proc msg_QUIT {p c why} {
638 recordlastseen_n $n "leaving ($why)" 0
642 proc msg_PRIVMSG {p c dest text} {
646 if {[ischan $dest]} {
647 recordlastseen_n $n "invoking me in $dest" 1
650 recordlastseen_n $n "talking to me" 1
655 execute_usercommand $p $c $n $output $dest $text
658 proc msg_INVITE {p c n chan} {
659 after 1000 [list dojoin [irctolower $chan]]
662 proc grep {var predicate list} {
666 if {[uplevel 1 [list expr $predicate]]} { lappend o $v }
671 proc msg_353 {p c dest type chan nicklist} {
672 global names_chans nick_onchans
673 set lchan [irctolower $chan]
674 upvar #0 chan_nicks($lchan) nlist
675 lappend names_chans $lchan
676 if {![info exists nlist]} {
677 # We don't think we're on this channel, so ignore it !
678 # Unfortunately, because we don't get a reply to PART,
679 # we have to remember ourselves whether we're on a channel,
680 # and ignore stuff if we're not, to avoid races. Feh.
684 foreach user [split $nicklist { }] {
685 regsub {^[@+]} $user {} user
686 if {![string length $user]} continue
688 set luser [irctolower $user]
689 upvar #0 nick_onchans($luser) oc
691 lappend nlist_new $luser
697 proc msg_366 {p c args} {
698 global names_chans nick_onchans
699 set lchan [irctolower $c]
700 foreach luser [array names nick_onchans] {
701 upvar #0 nick_onchans($luser) oc
702 if {[llength names_chans] > 1} {
703 set oc [grep tc {[lsearch -exact $tc $names_chans] >= 0} $oc]
705 if {![llength $oc]} { lnick_forget $n }
710 proc check_username {target} {
712 [string length $target] > 8 ||
713 [regexp {[^-0-9a-z]} $target] ||
714 ![regexp {^[a-z]} $target]
715 } { error "invalid username" }
718 proc somedb__head {} {
720 set idl [irctolower $id]
721 upvar #0 ${nickchan}db($idl) ndbe
722 binary scan $idl H* idh
723 set idfn $fprefix$idh
724 if {![info exists iddbe] && [file exists $idfn]} {
726 try_except_finally { set newval [read $f] } {} { close $f }
727 if {[llength $newval] % 2} { error "invalid length" }
733 proc def_somedb {name arglist body} {
734 foreach {nickchan fprefix} {
739 proc ${nickchan}db_$name $arglist \
740 "set nickchan $nickchan; set fprefix $fprefix; $body"
746 foreach path [glob -nocomplain -path $fprefix *] {
747 binary scan $path "A[string length $fprefix]A*" afprefix thinghex
748 if {"$afprefix" != "$fprefix"} { error "wrong prefix $path $afprefix" }
749 lappend list [binary format H* $thinghex]
754 proc def_somedb_id {name arglist body} {
755 def_somedb $name [concat id $arglist] "somedb__head; $body"
758 def_somedb_id exists {} {
759 return [info exists iddbe]
762 def_somedb_id delete {} {
763 catch { unset iddbe }
767 set default_settings_nick {
771 tellrel {remind 3600 30}
774 set default_settings_chan {
783 set default_settings_msgs {
787 # inbound -> [<nick> <time_t> <message>] ...
788 # outbound -> [<nick> <time_t(earliest)> <count>] ...
789 # neither are sorted particularly; only one entry per recipient in
790 # output; both sender and recipient are cased
792 def_somedb_id set {args} {
793 upvar #0 default_settings_$nickchan def
794 if {![info exists iddbe]} { set iddbe $def }
795 foreach {key value} [concat $iddbe $args] { set a($key) $value }
797 foreach {key value} [array get a] { lappend newval $key $value }
798 set f [open $idfn.new w]
802 file rename -force $idfn.new $idfn
810 def_somedb_id get {key} {
811 upvar #0 default_settings_$nickchan def
812 if {[info exists iddbe]} {
813 set l [concat $iddbe $def]
817 foreach {tkey value} $l {
818 if {"$tkey" == "$key"} { return $value }
820 error "unset setting $key"
825 if {[info exists calling_nick]} { set n $calling_nick } { set n {} }
826 return [nickdb_get $n $key]
829 proc check_notonchan {} {
831 if {[ischan $dest]} { usererror "That command must be sent privately." }
834 proc nick_securitycheck {strict} {
836 if {![nickdb_exists $n]} {
837 usererror "You are unknown to me, use `register'."
839 set wantu [nickdb_get $n username]
840 if {![string length $wantu]} {
842 usererror "That feature is only available to secure users, sorry."
847 set luser [irctolower $n]
848 upvar #0 nick_username($luser) nu
849 if {![info exists nu]} {
850 usererror "Nick $n is secure, you must identify yourself first."
852 if {"$wantu" != "$nu"} {
853 usererror "You are the wrong user -\
854 the nick $n belongs to $wantu, not $nu."
858 proc channel_ismanager {channel n} {
859 set mgrs [chandb_get $channel managers]
860 return [expr {[lsearch -exact [irctolower $mgrs] [irctolower $n]] >= 0}]
863 proc channel_securitycheck {channel} {
865 if {![channel_ismanager $channel $n]} {
866 usererror "You are not a manager of $channel."
871 proc def_chancmd {name body} {
872 proc channel/$name {} \
873 " upvar 1 target chan; upvar 1 n n; upvar 1 text text; $body"
876 proc ta_listop {findnow procvalue} {
877 # findnow and procvalue are code fragments which will be executed
878 # in the caller's level. findnow should set ta_listop_ev to
879 # the current list, and procvalue should treat ta_listop_ev as
880 # a proposed value in the list and check and possibly modify
881 # (canonicalise?) it. After ta_listop, ta_listop_ev will
882 # be the new value of the list.
883 upvar 1 ta_listop_ev exchg
886 switch -exact _$opcode {
890 foreach item $exchg { set array($item) 1 }
893 error "list change opcode must be one of + - ="
896 foreach exchg [split $text " "] {
897 if {![string length $exchg]} continue
899 if {"$opcode" != "-"} {
902 catch { unset array($exchg) }
905 set exchg [lsort [array names array]]
908 def_chancmd manager {
910 if {[chandb_exists $chan]} {
911 set ta_listop_ev [chandb_get $chan managers]
913 set ta_listop_ev [list [irctolower $n]]
916 check_nick $ta_listop_ev
917 set ta_listop_ev [irctolower $ta_listop_ev]
919 if {[llength $ta_listop_ev]} {
920 chandb_set $chan managers $ta_listop_ev
921 ucmdr "Managers of $chan: $ta_listop_ev" {}
924 ucmdr {} {} "forgets about managing $chan." {}
928 def_chancmd autojoin {
930 switch -exact [string tolower $yesno] {
933 default { error "channel autojoin must be `yes' or `no' }
935 chandb_set $chan autojoin $nv
936 ucmdr [expr {$nv ? "I will join $chan when I'm restarted " : \
937 "I won't join $chan when I'm restarted "}] {}
940 def_chancmd userinvite {
941 set nv [string tolower [ta_word]]
943 pub { set txt "!invite will work for $chan, but it won't work by /msg" }
944 here { set txt "!invite and /msg invite will work, but only for users who are already on $chan." }
945 all { set txt "Any user will be able to invite themselves or anyone else to $chan." }
946 none { set txt "I will not invite anyone to $chan." }
948 error "channel userinvite must be `pub', `here', `all' or `none'
951 chandb_set $chan userinvite $nv
957 switch -exact $what {
960 chandb_set $chan topicset {}
961 ucmdr "I won't ever change the topic of $chan." {}
964 set t [string trim $text]
965 if {![string length $t]} {
966 error "you must specific the topic to set"
968 chandb_set $chan topicset $t
969 ucmdr "Whenever I'm alone on $chan, I'll set the topic to $t." {}
973 set ta_listop_ev [chandb_get $chan topic$what]
975 if {"$ta_listop_ev" != "*"} {
976 if {![ischan $ta_listop_ev]} {
977 error "bad channel \`$ta_listop_ev' in topic $what"
979 set ta_listop_ev [irctolower $ta_listop_ev]
982 chandb_set $chan topic$what $ta_listop_ev
983 ucmdr "Topic $what list for $chan: $ta_listop_ev" {}
986 usererror "Unknown channel topic subcommand - see help channel."
993 if {"$mode" != "*" && ![regexp {^(([-+][imnpst]+)+)$} $mode mode]} {
994 error {channel mode must be * or match ([-+][imnpst]+)+}
996 chandb_set $chan mode $mode
997 if {"$mode" == "*"} {
998 ucmdr "I won't ever change the mode of $chan." {}
1000 ucmdr "Whenever I'm alone on $chan, I'll set the mode to $mode." {}
1005 if {[chandb_exists $chan]} {
1006 set l "Settings for $chan: autojoin "
1007 append l [lindex {no yes} [chandb_get $chan autojoin]]
1008 append l ", mode " [chandb_get $chan mode]
1009 append l ", userinvite " [chandb_get $chan userinvite] "."
1010 append l "\nManagers: "
1011 append l [join [chandb_get $chan managers] " "]
1012 foreach {ts sep} {see "\n" tell " "} {
1013 set t [chandb_get $chan topic$ts]
1016 append l "Topic $ts list: $t."
1018 append l "Topic $ts list is empty."
1022 set t [chandb_get $chan topicset]
1023 if {[string length $t]} {
1024 append l "Topic to set: $t"
1026 append l "I will not change the topic."
1030 ucmdr {} "The channel $chan is not managed."
1034 proc channelmgr_monoop {} {
1039 upvar 1 target target
1044 if {[ischan $dest]} { set target $dest }
1045 if {[ta_anymore]} { set target [ta_word] }
1047 if {![info exists target]} {
1048 usererror "You must specify, or invoke me on, the relevant channel."
1050 if {![info exists chan_nicks([irctolower $target])]} {
1051 usererror "I am not on $target."
1053 if {![ischan $target]} { error "not a valid channel" }
1055 if {![chandb_exists $target]} {
1056 usererror "$target is not a managed channel."
1058 channel_securitycheck $target
1063 sendout MODE $target +o $n
1072 global chan_nicks errorCode errorInfo
1075 if {[ischan $dest]} {
1079 set target [ta_word]
1082 set ltarget [irctolower $target]
1083 if {![ischan $target]} { error "$target is not a channel" }
1084 if {![info exists chan_nicks($ltarget)]} {
1085 usererror "I am not on $target."
1087 set ui [chandb_get $ltarget userinvite]
1089 if {"$ui" == "pub" && !$onchan} {
1090 usererror "Invitations to $target must be made there with !invite."
1092 if {"$ui" != "all"} {
1093 if {[lsearch -exact $chan_nicks($ltarget) [irctolower $n]] < 0} {
1094 usererror "Invitations to $target may only be made\
1095 by a user on the channel."
1098 if {"$ui" == "none"} {
1099 usererror "Sorry, I've not been authorised\
1100 to invite people to $target."
1103 if {"$errorCode" == "BLIGHT USER" && [channel_ismanager $target $n]} {
1105 nick_securitycheck 1
1107 if {"$errorCode" == "BLIGHT USER"} {
1108 usererror "$emsg2 Therefore you can't use your\
1109 channel manager privilege. $emsg"
1111 error $error $errorInfo $errorCode
1115 error $emsg $errorInfo $errorCode
1118 if {![ta_anymore]} {
1119 usererror "You have to say who to invite."
1122 while {[ta_anymore]} {
1123 set invitee [ta_word]
1125 lappend invitees $invitee
1127 foreach invitee $invitees {
1128 sendout INVITE $invitee $ltarget
1130 set who [lindex $invitees 0]
1131 switch -exact llength $invitees {
1132 0 { error "zero invitees" }
1134 2 { append who " and [lindex $invitees 1]" }
1136 set who [join [lreplace $invitees end end] ", "]
1137 append who " and [lindex $invitees [llength $invitees]]"
1140 ucmdr {} {} {} "invites $who to $target."
1144 if {[ischan $dest]} { set target $dest }
1145 if {![ta_anymore]} {
1148 set subcmd [ta_word]
1150 if {[ischan $subcmd]} {
1152 if {![ta_anymore]} {
1155 set subcmd [ta_word]
1158 if {![info exists target]} { error "privately, you must specify a channel" }
1159 set procname channel/$subcmd
1160 if {"$subcmd" != "show"} {
1161 if {[catch { info body $procname }]} {
1162 usererror "unknown channel setting $subcmd."
1165 if {[chandb_exists $target]} {
1166 channel_securitycheck $target
1168 nick_securitycheck 1
1169 upvar #0 chan_initialop([irctolower $target]) io
1170 upvar #0 nick_unique([irctolower $n]) u
1171 if {![info exists io]} {
1172 usererror "$target is not a managed channel."
1174 if {"$io" != "$u"} {
1175 usererror "You are not the interim manager of $target."
1177 if {"$subcmd" != "manager"} {
1178 usererror "Please use `channel manager' first."
1185 proc tell_effective_sec {n} {
1186 set l [nickdb_get $n tellsec]
1187 set u [nickdb_get $n username]
1188 if {"[lindex $l 0]" == "secure" && ![string length $u]} { set l insecure }
1192 proc tell_peernicks {
1198 nick_securitycheck 0
1202 global errorInfo errorCode
1205 manyset [tell_effective_sec $n] sec secwhen
1206 switch -exact $sec {
1210 "There are no messages to delete\
1211 because your message disposition prevents them from being left."
1214 nick_securitycheck 1
1217 error "delmsg sec $sec"
1220 set text [irctolower [string trim $text]]
1221 set senders [split $text " "]
1222 foreach sender $senders {
1223 if {[catch { check_nick $sender } emsg]} {
1224 error "invalid sender nick `$sender': $emsg" $errorInfo $errorCode
1227 tell_delete_msgs [irctolower $senders] [irctolower $n]
1228 switch -exact [llength $senders] {
1229 0 { ucmdr {} {} "deletes your message(s)." }
1230 1 { ucmdr {} {} "deletes your message(s) from $senders." }
1232 ucmdr {} {} "deletes your message(s) from\
1233 [lreplace $senders end end] and [lindex $senders end]."
1239 global nick_case ownmailaddr ownfullname
1242 set target [ta_word]
1243 if {![string length $text]} { error "tell them what?" }
1244 if {[string length $text] > 400} { error "message too long" }
1246 set ltarget [irctolower $target]
1248 if {[info exists nick_case($ltarget)]} { set ctarget $nick_case($ltarget) }
1250 manyset [tell_effective_sec $target] sec mailtoint mailwhy
1251 manyset [nickdb_get $target tellrel] rel relint relwithin
1252 switch -exact $sec {
1254 set now [clock seconds]
1255 set inbound [msgsdb_get $ltarget inbound]
1256 lappend inbound $n $now $text
1257 msgsdb_set $ltarget inbound $inbound
1259 set outbound [msgsdb_get $n outbound]
1262 foreach {recip time count} $outbound {
1263 if {"[irctolower $recip]" == "$ltarget"} {
1268 lappend noutbound $recip $time $count
1271 lappend noutbound $ctarget $now 1
1273 msgsdb_set $n outbound $noutbound
1274 set msg "OK, I'll tell $ctarget"
1275 if {$found} { append msg " that too" }
1277 if {"$sec" != "secure"} {
1278 switch -exact $rel {
1279 unreliable { append msg "neither reliably nor securely" }
1280 remind { append msg "pretty reliably, but not securely" }
1281 pester { append msg "reliably but not securely" }
1284 switch -exact $rel {
1285 unreliable { append msg "securely but not reliably" }
1286 remind { append msg "securely and pretty reliably" }
1287 pester { append msg "reliably and securely" }
1294 set fmtmsg [exec fmt << " $text"]
1295 exec /usr/sbin/sendmail -odb -oi -t -oee -f $mailwhy \
1297 "From: $ownmailaddr ($ownfullname)
1299 Subject: IRC tell from $n
1301 $n asked me[expr {[ischan $dest] ? " on $dest" : ""}] to tell you:
1302 [exec fmt << " $text"]
1304 (This message was for your nick $ctarget; your account $mailwhy
1305 arranged for it to be forwarded to $mailtoint.)
1308 "I've mailed $ctarget, which is what they prefer." \
1312 usererror "Sorry, $ctarget does not want me to take messages."
1315 error "bad tellsec $sec"
1322 set target [ta_word]; ta_nomore
1327 set myself [expr {"$target" != "$n"}]
1329 set ltarget [irctolower $target]
1330 upvar #0 nick_case($ltarget) ctarget
1332 if {[info exists ctarget]} {
1333 upvar #0 nick_onchans($ltarget) oc
1334 upvar #0 nick_username($ltarget) nu
1335 if {[info exists oc]} { set nshow $ctarget }
1337 if {![nickdb_exists $ltarget]} {
1338 set ol "$nshow is not a registered nick."
1339 } elseif {[string length [set username [nickdb_get $target username]]]} {
1340 set ol "The nick $nshow belongs to the user $username."
1342 set ol "The nick $nshow is registered (but not to a username)."
1344 if {![info exists ctarget] || ![info exists oc]} {
1346 append ol "\nI can't see $nshow on anywhere."
1348 append ol "\nYou aren't on any channels with me."
1350 } elseif {![info exists nu]} {
1351 append ol "\n$nshow has not identified themselves."
1352 } elseif {![info exists username]} {
1353 append ol "\n$nshow has identified themselves as the user $nu."
1354 } elseif {"$nu" != "$username"} {
1355 append ol "\nHowever, $nshow is being used by the user $nu."
1357 append ol "\n$nshow has identified themselves to me."
1365 set old [nickdb_exists $n]
1366 if {$old} { nick_securitycheck 0 }
1367 set luser [irctolower $n]
1368 switch -exact [string tolower [string trim $text]] {
1370 upvar #0 nick_username($luser) nu
1371 if {![info exists nu]} {
1373 "You must identify yourself before using `register'. See `help identify', or use `register insecure'."
1375 nickdb_set $n username $nu
1376 ucmdr {} {} "makes a note of your username." {}
1380 ucmdr {} {} "forgets your nickname." {}
1383 nickdb_set $n username {}
1385 ucmdr {} "Security is now disabled for your nickname !"
1387 ucmdr {} "This is fine, but bear in mind that people will be able to mess with your settings. Channel management features need a secure registration." "makes an insecure registration for your nick."
1391 error "you mean register / register delete / register insecure"
1396 proc timeformat_desc {tf} {
1398 ks { return "Times will be displayed in seconds or kiloseconds." }
1399 hms { return "Times will be displayed in hours, minutes, etc." }
1400 default { error "invalid timeformat: $v" }
1405 proc def_setting {opt show_body set_body} {
1407 lappend settings $opt
1408 proc set_show/$opt {} "
1412 if {![string length $set_body]} return
1413 proc set_set/$opt {} "
1420 proc tellme_sec_desc {v n} {
1421 manyset $v sec mailtoint
1422 switch -exact $sec {
1424 return "I'll tell you your messages whenever I see you."
1427 if {[string length [nickdb_get $n username]]} {
1429 "I'll keep the bodies of your messages private until you identify yourself, reminding you every [showintervalsecs $mailtoint 1]."
1432 "I'll tell you your messages whenever I see you.\
1433 (Secure message delivery is enabled, but your nick is not registered\
1434 securely. See `help register'.)"
1438 return "I shan't accept messages for you."
1441 return "I'll forward your messages by email to $mailtoint."
1444 error "bad tellsec $sec"
1449 proc tellme_rel_desc {v} {
1450 manyset $v rel every within
1451 switch -exact $rel {
1453 return "As soon as I've told you, I'll forget the message - note that this means messages can get lost !"
1459 set u ", or talk on channel within [showintervalsecs $within 1] of me having told you"
1462 error "bad tellrel $rel"
1465 return "I'll remind you every [showintervalsecs $every 1] until you say delmsg$u."
1468 def_setting timeformat {
1469 set tf [nickdb_get $n timeformat]
1470 return "$tf: [timeformat_desc $tf]"
1472 set tf [string tolower [ta_word]]
1474 set desc [timeformat_desc $tf]
1475 nickdb_set $n timeformat $tf
1479 proc marktime_desc {mt} {
1480 if {"$mt" == "off"} {
1481 return "I will not send you periodic messages."
1482 } elseif {"$mt" == "once"} {
1483 return "I will send you one informational message when I see you."
1485 return "I'll send you a message every [showintervalsecs $mt 0]."
1489 def_setting marktime {
1490 set mt [nickdb_get $n marktime]
1492 if {[string match {[0-9]*} $mt]} { append p s }
1494 append p [marktime_desc $mt]
1498 set mt [string tolower [ta_word]]
1501 if {"$mt" == "off" || "$mt" == "once"} {
1503 set mt [parse_interval $mt $marktime_min]
1505 nickdb_set $n marktime $mt
1506 lnick_marktime_start [irctolower $n] "So:" 500 0
1507 ucmdr {} [marktime_desc $mt]
1510 def_setting security {
1511 set s [nickdb_get $n username]
1512 if {[string length $s]} {
1513 return "Your nick, $n, is controlled by the user $s."
1515 return "Your nick, $n, is not secure."
1519 proc tellme_setting_sec_simple {} {
1527 proc tellme_setting_neednomsgs {} {
1529 if {[llength [msgsdb_get $n inbound]]} {
1530 usererror "You must delete the messages you have, first."
1535 def_setting tellme {
1536 set secv [nickdb_get $n tellsec]
1537 set ms [tellme_sec_desc $secv $n]
1539 switch -exact $sec {
1541 set mr [tellme_rel_desc [nickdb_get $n tellrel]]
1549 set setting [string tolower [ta_word]]
1550 switch -exact $setting {
1552 tellme_setting_sec_simple
1555 set every [ta_interval_optional 60 600]
1558 set v [list secure $every]
1561 telling_setting_neednomsgs
1562 telling_setting_sec_simple
1565 telling_setting_neednomsgs
1566 set u [nickdb_get $n username]
1567 if {[string length $u]} {
1569 "Sorry, you must register securely to have your messages mailed\
1570 (to prevent the use of this feature for spamming). See `help register'."
1573 set v [list mailto [ta_word] $u]
1575 unreliable - pester - remind {
1576 manyset [nickdb_get $n tellsec] sec
1577 switch -exact $sec {
1580 "You can't change your message delivery conditions when\
1581 your message disposition prevents messages from being left."
1586 if {"$setting" != "unreliable"} {
1587 set every [parse_interval_optional 300 3600]
1590 if {"$setting" == "remind"} {
1591 set within [ta_interval_optional 5 30]
1592 if {$within > $every} {
1593 error "remind interval must be at least time to respond"
1600 error "invalid tellme setting $setting"
1603 nickdb_set $n tell$sr $v
1604 ucmdr [tellme_${sr}_desc $v] {}
1607 proc lnick_checktold {luser} {
1608 set ml [msgsdb_get $luser outbound]
1609 if {![llength $ml]} return
1610 set is1 [expr {[llength $ml]==3}]
1611 set m1 "FYI, I haven't yet passed on your"
1613 set now [clock seconds]
1614 while {[llength $ml]} {
1616 set ml [lreplace $ml 0 2]
1617 set td [expr {$now-$t}]
1619 set iv [showinterval $td]
1621 set if1 "message to $r, $iv."
1623 set iv [showintervalsecs $td 0]
1624 set ifo "$r, $n messages, oldest $iv"
1625 set if1 "$n messages to $r, oldest $iv."
1628 sendprivmsg $luser "$m1 $if1"
1631 lappend ol " to $ifo[expr {[llength $ml] ? ";" : "."}]"
1634 sendprivmsg $luser "$m1 messages:"
1635 msendprivmsg $luser $ol
1642 if {![nickdb_exists $n]} {
1643 ucmdr {} "You are unknown to me and so have no settings. (Use `register'.)"
1645 if {![ta_anymore]} {
1647 foreach opt $settings {
1648 lappend ol [format "%-10s %s" $opt [set_show/$opt]]
1650 ucmdr {} [join $ol "\n"]
1653 if {[catch { info body set_show/$opt }]} {
1654 error "no setting $opt"
1656 if {![ta_anymore]} {
1657 ucmdr {} "$opt: [set_show/$opt]"
1659 nick_securitycheck 0
1660 if {[catch { info body set_set/$opt }]} {
1661 error "setting $opt cannot be set with `set'"
1668 def_ucmd identpass {
1669 set username [ta_word]
1670 set passmd5 [md5sum "[ta_word]\n"]
1674 set luser [irctolower $n]
1675 upvar #0 nick_onchans($luser) onchans
1676 if {![info exists onchans] || ![llength $onchans]} {
1677 ucmdr "You must be on a channel with me to identify yourself." {}
1679 check_username $username
1680 exec userv --timeout 3 $username << "$passmd5\n" > /dev/null \
1682 upvar #0 nick_username($luser) rec_username
1683 set rec_username $username
1684 ucmdr "Pleased to see you, $username." {}
1685 tell_event $luser ident
1689 set target [ta_word]
1691 check_username $target
1694 upvar #0 lastsummon($target) ls
1695 set now [clock seconds]
1696 if {[info exists ls]} {
1697 set interval [expr {$now - $ls}]
1698 if {$interval < 30} {
1700 "Please be patient; $target was summoned only [showinterval $interval]."
1703 regsub {^[^!]*!} $p {} path
1705 exec userv --timeout 3 $target irc-summon $n $path \
1706 [expr {[ischan $dest] ? "$dest" : ""}] \
1709 regsub -all "\n" $rv { / } rv
1712 if {[regexp {^problem (.*)} $rv dummy problem]} {
1713 ucmdr {} "The user `$target' $problem."
1714 } elseif {[regexp {^ok ([^ ]+) ([0-9]+)$} $rv dummy tty idlesince]} {
1715 set idletime [expr {$now - $idlesince}]
1717 ucmdr {} {} {} "invites $target ($tty[expr {
1718 $idletime > 10 ? ", idle for [showintervalsecs $idletime 0]" : ""
1720 [ischan $dest] ? "join us here" : "talk to you"
1723 error "unexpected response from userv service: $rv"
1727 proc md5sum {value} { exec md5sum << $value }
1730 global lastseen nick
1733 set nlower [irctolower $ncase]
1735 set now [clock seconds]
1736 if {"$nlower" == "[irctolower $nick]"} {
1737 usererror "I am not self-aware."
1738 } elseif {![info exists lastseen($nlower)]} {
1739 set rstr "I've never seen $ncase."
1741 manyset $lastseen($nlower) realnick time what
1742 set howlong [expr {$now - $time}]
1743 set string [showinterval $howlong]
1744 set rstr "I last saw $realnick $string, $what."
1746 if {[ischan $dest]} {
1751 upvar #0 lookedfor($nlower) lf
1752 if {[info exists lf]} { set oldvalue $lf } else { set oldvalue {} }
1753 set lf [list [list $now $n $where]]
1754 foreach v $oldvalue {
1755 if {"[irctolower [lindex $v 1]]" == "[irctolower $n]"} continue
1761 proc lnick_marktime_cancel {luser} {
1762 upvar #0 nick_markid($luser) mi
1763 if {![info exists mi]} return
1764 catch { after cancel $mi }
1768 proc lnick_marktime_doafter {luser why ms mentiontold} {
1769 lnick_marktime_cancel $luser
1770 upvar #0 nick_markid($luser) mi
1771 set mi [after $ms [list lnick_marktime_now $luser $why 0]]
1774 proc lnick_marktime_reset {luser} {
1775 set mt [nickdb_get $luser marktime]
1776 if {"$mt" == "off" || "$mt" == "once"} return
1777 lnick_marktime_doafter $luser "Time passes." [expr {$mt*1000}] 0
1780 proc lnick_marktime_start {luser why ms mentiontold} {
1781 set mt [nickdb_get $luser marktime]
1782 if {"$mt" == "off"} {
1783 lnick_marktime_cancel $luser
1784 after $ms [list lnick_checktold $luser]
1786 lnick_marktime_doafter $luser $why $ms $mentiontold
1790 proc lnick_marktime_now {luser why mentiontold} {
1791 upvar #0 nick_onchans($luser) oc
1793 set calling_nick $luser
1794 sendprivmsg $luser [lnick_pingstring $why $oc ""]
1795 if {$mentiontold} { lnick_checktold $luser }
1796 lnick_marktime_reset $luser
1799 proc lnick_pingstring {why oc apstring} {
1801 catch { exec uptime } uptime
1802 set nnicks [llength [array names nick_onchans]]
1804 {^ *([0-9:apm]+) +up.*, +(\d+) users?, +load average: +([0-9., ]+) *$} \
1805 $uptime dummy time users load]} {
1806 regsub -all , $load {} load
1807 set uptime "$time $nnicks/$users $load"
1809 append uptime ", $nnicks nicks"
1811 if {[llength $oc]} {
1815 upvar #0 chan_lastactivity($ch) la
1816 if {![info exists la]} continue
1817 if {$la <= $best_la} continue
1818 set since [showintervalsecs [expr {[clock seconds]-$la}] 1]
1819 set activity "$ch $since"
1826 append str " " $uptime " " $activity
1827 if {[string length $apstring]} { append str " " $apstring }
1833 set ln [irctolower $n]
1834 if {[ischan $dest]} {
1835 set oc [irctolower $dest]
1838 if {[info exists nick_onchans($ln)]} {
1839 set oc $nick_onchans($ln)
1843 if {[llength $oc]} { lnick_marktime_reset $ln }
1846 ucmdr {} [lnick_pingstring "Pong!" $oc $text]
1849 proc ensure_globalsecret {} {
1852 if {[info exists globalsecret]} return
1853 set gsfile [open /dev/urandom r]
1854 fconfigure $gsfile -translation binary
1855 set globalsecret [read $gsfile 32]
1856 binary scan $globalsecret H* globalsecret
1862 foreach chan [chandb_list] {
1863 if {[chandb_get $chan autojoin]} { dojoin $chan }