Commit | Line | Data |
---|---|---|
9bc33297 IJ |
1 | #!/usr/bin/tclsh8.2 |
2 | ||
3 | set host chiark | |
4 | set port 6667 | |
7ce72032 | 5 | if {![info exists nick]} { set nick Blight } |
a69f7d2c | 6 | if {![info exists ownfullname]} { set ownfullname "here to Help" } |
e1ba63be | 7 | set ownmailaddr blight@chiark.greenend.org.uk |
e1ba63be IJ |
8 | |
9 | if {![info exists globalsecret]} { | |
10 | set gsfile [open /dev/urandom r] | |
11 | fconfigure $gsfile -translation binary | |
12 | set globalsecret [read $gsfile 32] | |
13 | binary scan $globalsecret H* globalsecret | |
14 | close $gsfile | |
15 | unset gsfile | |
16 | } | |
9bc33297 | 17 | |
7a70431a IJ |
18 | proc try_except_finally {try except finally} { |
19 | global errorInfo errorCode | |
20 | set er [catch { uplevel 1 $try } emsg] | |
21 | if {$er} { | |
22 | set ei $errorInfo | |
23 | set ec $errorCode | |
24 | if {[catch { uplevel 1 $except } emsg3]} { | |
25 | append ei "\nALSO ERROR HANDLING ERROR:\n$emsg3" | |
26 | } | |
27 | } | |
28 | set er2 [catch { uplevel 1 $finally } emsg2] | |
29 | if {$er} { | |
30 | if {$er2} { | |
31 | append ei "\nALSO ERROR CLEANING UP:\n$emsg2" | |
32 | } | |
33 | return -code $er -errorinfo $ei -errorcode $ec $emsg | |
34 | } elseif {$er2} { | |
35 | return -code $er2 -errorinfo $errorInfo -errorcode $errorCode $emsg2 | |
36 | } else { | |
37 | return $emsg | |
38 | } | |
39 | } | |
40 | ||
cc2d31de IJ |
41 | proc sendout {command args} { |
42 | global sock | |
9bc33297 IJ |
43 | if {[llength $args]} { |
44 | set la [lindex $args end] | |
45 | set args [lreplace $args end end] | |
46 | foreach i $args { | |
47 | if {[regexp {[: ]} $i]} { | |
cc2d31de | 48 | error "bad argument in output $i ($command $args)" |
9bc33297 IJ |
49 | } |
50 | } | |
cc2d31de | 51 | lappend args :$la |
9bc33297 IJ |
52 | } |
53 | set args [lreplace $args 0 -1 $command] | |
cc2d31de | 54 | set string [join $args { }] |
83dd1224 | 55 | puts "[clock seconds] -> $string" |
9bc33297 IJ |
56 | puts $sock $string |
57 | } | |
9bc33297 IJ |
58 | |
59 | proc log {data} { | |
60 | puts $data | |
61 | } | |
62 | ||
63 | proc logerror {data} { | |
64 | log $data | |
cc2d31de IJ |
65 | } |
66 | ||
67 | proc saveeic {} { | |
68 | global saveei saveec errorInfo errorCode | |
69 | ||
70 | set saveei $errorInfo | |
71 | set saveec $errorCode | |
72 | ||
73 | puts ">$saveec|$saveei<" | |
74 | } | |
75 | ||
76 | proc bgerror {msg} { | |
77 | global save | |
78 | logerror $msg | |
79 | saveeic | |
80 | } | |
9bc33297 IJ |
81 | |
82 | proc onread {args} { | |
d83fb8db | 83 | global sock nick calling_nick |
9bc33297 | 84 | |
cc2d31de IJ |
85 | if {[gets $sock line] == -1} { set terminate 1; return } |
86 | regsub -all "\[^ -\176\240-\376\]" $line ? line | |
9bc33297 | 87 | set org $line |
a4a1f396 | 88 | catch { unset calling_nick } |
9bc33297 IJ |
89 | if {[regexp -nocase {^:([^ ]+) (.*)} $line dummy prefix remain]} { |
90 | set line $remain | |
a4a1f396 IJ |
91 | if {[regexp {^([^!]+)!} $prefix dummy maybenick]} { |
92 | set calling_nick $maybenick | |
93 | if {"[irctolower $maybenick]" == "[irctolower $nick]"} return | |
94 | } | |
9bc33297 IJ |
95 | } else { |
96 | set prefix {} | |
97 | } | |
cc2d31de | 98 | if {![string length $line]} { return } |
9bc33297 IJ |
99 | if {![regexp -nocase {^([0-9a-z]+) *(.*)} $line dummy command line]} { |
100 | log "bad command: $org" | |
101 | return | |
102 | } | |
cc2d31de | 103 | set command [string toupper $command] |
9bc33297 | 104 | set params {} |
cc2d31de | 105 | while {[regexp {^([^ :]+) *(.*)} $line dummy thisword line]} { |
9bc33297 IJ |
106 | lappend params $thisword |
107 | } | |
108 | if {[regexp {^:(.*)} $line dummy thisword]} { | |
109 | lappend params $thisword | |
110 | } elseif {[string length $line]} { | |
111 | log "junk at end: $org" | |
112 | return | |
113 | } | |
cc2d31de IJ |
114 | if {"$command" == "PRIVMSG" && |
115 | [regexp {^[&#+!]} [lindex $params 0]] && | |
116 | ![regexp {^!} [lindex $params 1]]} { | |
117 | # on-channel message, ignore | |
422f52e4 | 118 | catch { |
83dd1224 | 119 | recordlastseen_p $prefix "talking on [lindex $params 0]" 1 |
422f52e4 | 120 | } |
cc2d31de IJ |
121 | return |
122 | } | |
83dd1224 | 123 | log "[clock seconds] <- $org" |
9bc33297 | 124 | set procname msg_$command |
cc2d31de | 125 | if {[catch { info body $procname }]} { return } |
9bc33297 IJ |
126 | if {[catch { |
127 | eval [list $procname $prefix $command] $params | |
128 | } emsg]} { | |
129 | logerror "error: $emsg ($prefix $command $params)" | |
cc2d31de | 130 | saveeic |
9bc33297 IJ |
131 | } |
132 | } | |
133 | ||
7ce72032 IJ |
134 | proc sendprivmsg {dest l} { |
135 | sendout [expr {[ischan $dest] ? "PRIVMSG" : "NOTICE"}] $dest $l | |
83dd1224 | 136 | } |
7ce72032 IJ |
137 | proc sendaction {dest what} { sendout PRIVMSG $dest "\001ACTION $what\001" } |
138 | proc msendprivmsg {dest ll} { foreach l $ll { sendprivmsg $dest $l } } | |
139 | proc msendprivmsg_delayed {delay dest ll} { after $delay [list msendprivmsg $dest $ll] } | |
83dd1224 | 140 | |
cc2d31de IJ |
141 | proc prefix_none {} { |
142 | upvar 1 p p | |
9bc33297 | 143 | if {[string length $p]} { error "prefix specified" } |
cc2d31de | 144 | } |
9bc33297 | 145 | |
cc2d31de IJ |
146 | proc msg_PING {p c s1} { |
147 | prefix_none | |
148 | sendout PONG $s1 | |
9bc33297 IJ |
149 | } |
150 | ||
cc2d31de IJ |
151 | proc check_nick {n} { |
152 | if {[regexp -nocase {[^][\\`_^{|}a-z0-9-]} $n]} { error "bad char in nick" } | |
153 | if {[regexp {^[-0-9]} $n]} { error "bad nick start" } | |
154 | } | |
155 | ||
422f52e4 IJ |
156 | proc ischan {dest} { |
157 | return [regexp {^[&#+!]} $dest] | |
158 | } | |
159 | ||
160 | proc irctolower {v} { | |
161 | foreach {from to} [list "\\\[" "{" \ | |
162 | "\\\]" "}" \ | |
163 | "\\\\" "|" \ | |
164 | "~" "^"] { | |
165 | regsub -all $from $v $to v | |
166 | } | |
167 | return [string tolower $v] | |
168 | } | |
169 | ||
cc2d31de IJ |
170 | proc prefix_nick {} { |
171 | global nick | |
172 | upvar 1 p p | |
173 | upvar 1 n n | |
174 | if {![regexp {^([^!]+)!} $p dummy n]} { error "not from nick" } | |
175 | check_nick $n | |
a056c4bd IJ |
176 | if {"[irctolower $n]" == "[irctolower $nick]"} { |
177 | error "from myself" {} {} | |
178 | } | |
422f52e4 IJ |
179 | } |
180 | ||
7ce72032 | 181 | proc showintervalsecs {howlong} { |
d83fb8db IJ |
182 | return [showintervalsecs/[opt timeformat] $howlong] |
183 | } | |
184 | ||
185 | proc showintervalsecs/ks {howlong} { | |
7ce72032 IJ |
186 | if {$howlong < 1000} { |
187 | return "${howlong}s" | |
83dd1224 IJ |
188 | } else { |
189 | if {$howlong < 1000000} { | |
190 | set pfx k | |
191 | set scale 1000 | |
192 | } else { | |
193 | set pfx M | |
194 | set scale 1000000 | |
195 | } | |
196 | set value [expr "$howlong.0 / $scale"] | |
197 | foreach {min format} {100 %.0f 10 %.1f 1 %.2f} { | |
198 | if {$value < $min} continue | |
7ce72032 | 199 | return [format "$format${pfx}s" $value] |
83dd1224 IJ |
200 | } |
201 | } | |
202 | } | |
203 | ||
d83fb8db IJ |
204 | proc format_qty {qty unit} { |
205 | set o $qty | |
206 | append o " " | |
207 | append o $unit | |
208 | if {$qty != 1} { append o s } | |
209 | return $o | |
210 | } | |
211 | ||
212 | proc showintervalsecs/hms {qty} { | |
213 | set ul {second 60 minute 60 hour 24 day 7 week} | |
214 | set remainv 0 | |
215 | while {[llength $ul] > 1 && $qty >= [set uv [lindex $ul 1]]} { | |
216 | set remainu [lindex $ul 0] | |
217 | set remainv [expr {$qty % $uv}] | |
218 | set qty [expr {($qty-$remainv)/$uv}] | |
219 | set ul [lreplace $ul 0 1] | |
220 | } | |
221 | set o [format_qty $qty [lindex $ul 0]] | |
222 | if {$remainv} { | |
223 | append o " " | |
224 | append o [format_qty $remainv $remainu] | |
225 | } | |
226 | return $o | |
227 | } | |
228 | ||
7ce72032 IJ |
229 | proc showinterval {howlong} { |
230 | if {$howlong <= 0} { | |
231 | return {just now} | |
232 | } else { | |
233 | return "[showintervalsecs $howlong] ago" | |
234 | } | |
235 | } | |
236 | ||
83dd1224 IJ |
237 | proc showtime {when} { |
238 | return [showinterval [expr {[clock seconds] - $when}]] | |
239 | } | |
240 | ||
241 | proc def_msgproc {name argl body} { | |
242 | proc msg_$name "varbase $argl" "\ | |
243 | upvar #0 msg/\$varbase/dest d\n\ | |
244 | upvar #0 msg/\$varbase/str s\n\ | |
245 | upvar #0 msg/\$varbase/accum a\n\ | |
246 | $body" | |
247 | } | |
248 | ||
249 | def_msgproc begin {dest str} { | |
250 | set d $dest | |
251 | set s $str | |
252 | set a {} | |
253 | } | |
254 | ||
255 | def_msgproc append {str} { | |
256 | set ns "$s$str" | |
257 | if {[string length $s] && [string length $ns] > 65} { | |
258 | msg__sendout $varbase | |
259 | set s " [string trimleft $str]" | |
260 | } else { | |
261 | set s $ns | |
262 | } | |
263 | } | |
264 | ||
265 | def_msgproc finish {} { | |
266 | msg__sendout $varbase | |
267 | unset s | |
268 | unset d | |
269 | return $a | |
270 | } | |
271 | ||
272 | def_msgproc _sendout {} { | |
273 | lappend a [string trimright $s] | |
274 | set s {} | |
275 | } | |
276 | ||
277 | proc looking_whenwhere {when where} { | |
278 | set str [showtime [expr {$when-1}]] | |
279 | if {[string length $where]} { append str " on $where" } | |
280 | return $str | |
281 | } | |
282 | ||
283 | proc recordlastseen_n {n how here} { | |
284 | global lastseen lookedfor | |
422f52e4 | 285 | set lastseen([irctolower $n]) [list $n [clock seconds] $how] |
83dd1224 IJ |
286 | if {!$here} return |
287 | upvar #0 lookedfor([irctolower $n]) lf | |
288 | if {[info exists lf]} { | |
289 | switch -exact [llength $lf] { | |
290 | 0 { | |
291 | set ml {} | |
292 | } | |
293 | 1 { | |
294 | manyset [lindex $lf 0] when who where | |
295 | set ml [list \ | |
296 | "FYI, $who was looking for you [looking_whenwhere $when $where]."] | |
297 | } | |
298 | default { | |
299 | msg_begin tosend $n "FYI, people have been looking for you:" | |
300 | set i 0 | |
301 | set fin "" | |
302 | foreach e $lf { | |
303 | incr i | |
304 | if {$i == 1} { | |
305 | msg_append tosend " " | |
306 | } elseif {$i == [llength $lf]} { | |
307 | msg_append tosend " and " | |
308 | set fin . | |
309 | } else { | |
310 | msg_append tosend ", " | |
311 | } | |
312 | manyset $e when who where | |
313 | msg_append tosend \ | |
314 | "$who ([looking_whenwhere $when $where])$fin" | |
315 | } | |
316 | set ml [msg_finish tosend] | |
317 | } | |
318 | } | |
319 | unset lf | |
320 | msendprivmsg_delayed 1000 $n $ml | |
321 | } | |
422f52e4 IJ |
322 | } |
323 | ||
83dd1224 | 324 | proc recordlastseen_p {p how here} { |
422f52e4 | 325 | prefix_nick |
83dd1224 | 326 | recordlastseen_n $n $how $here |
422f52e4 IJ |
327 | } |
328 | ||
329 | proc chanmode_arg {} { | |
330 | upvar 2 args cm_args | |
331 | set rv [lindex $cm_args 0] | |
332 | set cm_args [lreplace cm_args 0 0] | |
333 | return $rv | |
334 | } | |
335 | ||
83dd1224 IJ |
336 | proc chanmode_o1 {m g p chan} { |
337 | global nick | |
338 | prefix_nick | |
339 | set who [chanmode_arg] | |
340 | recordlastseen_n $n "being nice to $who" 1 | |
341 | if {"[irctolower $who]" == "[irctolower $nick]"} { | |
7ce72032 | 342 | sendprivmsg $n Thanks. |
83dd1224 IJ |
343 | } |
344 | } | |
345 | ||
422f52e4 IJ |
346 | proc chanmode_o0 {m g p chan} { |
347 | global nick chandeop | |
348 | prefix_nick | |
349 | set who [chanmode_arg] | |
83dd1224 | 350 | recordlastseen_p $p "being mean to $who" 1 |
422f52e4 IJ |
351 | if {"[irctolower $who]" == "[irctolower $nick]"} { |
352 | set chandeop($chan) [list [clock seconds] $p] | |
353 | } | |
cc2d31de | 354 | } |
9bc33297 | 355 | |
422f52e4 IJ |
356 | proc msg_MODE {p c dest modelist args} { |
357 | if {![ischan $dest]} return | |
358 | if {[regexp {^\-(.+)$} $modelist dummy modelist]} { | |
359 | set give 0 | |
360 | } elseif {[regexp {^\+(.+)$} $modelist dummy modelist]} { | |
361 | set give 1 | |
362 | } else { | |
363 | error "invalid modelist" | |
364 | } | |
365 | foreach m [split $modelist] { | |
366 | set procname chanmode_$m$give | |
367 | if {[catch { info body $procname }]} { | |
83dd1224 | 368 | recordlastseen_p $p "fiddling with $dest" 1 |
422f52e4 IJ |
369 | } else { |
370 | $procname $m $give $p $dest | |
371 | } | |
372 | } | |
373 | } | |
374 | ||
a4a1f396 IJ |
375 | proc channel_noone_seen {chan} { |
376 | global nick_onchans | |
377 | foreach n [array names nick_onchans] { | |
378 | upvar #0 nick_onchans($n) oc | |
379 | set oc [grep tc {"$tc" != "$chan"} $oc] | |
380 | } | |
381 | } | |
382 | ||
a056c4bd | 383 | proc process_kickpart {chan user} { |
a4a1f396 | 384 | global nick |
a056c4bd IJ |
385 | check_nick $user |
386 | if {![ischan $chan]} { error "not a channel" } | |
a4a1f396 IJ |
387 | if {"[irctolower $user]" == "[irctolower $nick]"} { |
388 | channel_noone_seen $chan | |
389 | } | |
a056c4bd IJ |
390 | upvar #0 nick_onchans($user) oc |
391 | set lc [irctolower $chan] | |
392 | set oc [grep tc {"$tc" != "$lc"} $oc] | |
d83fb8db | 393 | if {![llength $oc]} { nick_forget $user } |
a4a1f396 | 394 | nick_case $user |
a056c4bd IJ |
395 | } |
396 | ||
397 | proc msg_KICK {p c chans users comment} { | |
398 | set chans [split $chans ,] | |
399 | set users [split $users ,] | |
400 | if {[llength $chans] > 1} { | |
401 | foreach chan $chans user $users { process_kickpart $chan $user } | |
402 | } else { | |
403 | foreach user $users { process_kickpart [lindex $chans 0] $user } | |
404 | } | |
405 | } | |
406 | ||
407 | proc msg_KILL {p c user why} { | |
408 | nick_forget $user | |
409 | } | |
410 | ||
411 | set nick_arys {onchans username} | |
412 | ||
413 | proc nick_forget {n} { | |
414 | global nick_arys | |
415 | foreach ary $nick_arys { | |
416 | upvar #0 nick_${ary}($n) av | |
417 | catch { unset av } | |
418 | } | |
a4a1f396 IJ |
419 | nick_case $n |
420 | } | |
421 | ||
422 | proc nick_case {n} { | |
423 | global nick_case | |
424 | set nick_case([irctolower $n]) $n | |
a056c4bd IJ |
425 | } |
426 | ||
83dd1224 | 427 | proc msg_NICK {p c newnick} { |
a4a1f396 | 428 | global nick_arys nick_case |
83dd1224 IJ |
429 | prefix_nick |
430 | recordlastseen_n $n "changing nicks to $newnick" 0 | |
431 | recordlastseen_n $newnick "changing nicks from $n" 1 | |
a056c4bd IJ |
432 | foreach ary $nick_arys { |
433 | upvar #0 nick_${ary}($n) old | |
434 | upvar #0 nick_${ary}($newnick) new | |
435 | if {[info exists new]} { error "nick collision ?! $ary $n $newnick" } | |
436 | if {[info exists old]} { set new $old; unset old } | |
437 | } | |
a4a1f396 | 438 | nick_case $newnick |
83dd1224 IJ |
439 | } |
440 | ||
a056c4bd IJ |
441 | proc msg_JOIN {p c chan} { |
442 | prefix_nick | |
443 | recordlastseen_n $n "joining $chan" 1 | |
444 | upvar #0 nick_onchans($n) oc | |
445 | lappend oc [irctolower $chan] | |
a4a1f396 | 446 | nick_case $n |
a056c4bd IJ |
447 | } |
448 | proc msg_PART {p c chan} { | |
449 | prefix_nick | |
450 | recordlastseen_n $n "leaving $chan" 1 | |
451 | process_kickpart $chan $n | |
452 | } | |
453 | proc msg_QUIT {p c why} { | |
454 | prefix_nick | |
455 | recordlastseen_n $n "leaving ($why)" 0 | |
456 | nick_forget $n | |
457 | } | |
422f52e4 | 458 | |
cc2d31de IJ |
459 | proc msg_PRIVMSG {p c dest text} { |
460 | prefix_nick | |
422f52e4 | 461 | if {[ischan $dest]} { |
83dd1224 | 462 | recordlastseen_n $n "invoking me in $dest" 1 |
422f52e4 | 463 | set output $dest |
cc2d31de | 464 | } else { |
83dd1224 | 465 | recordlastseen_n $n "talking to me" 1 |
422f52e4 IJ |
466 | set output $n |
467 | } | |
a4a1f396 | 468 | nick_case $n |
422f52e4 IJ |
469 | |
470 | if {[catch { | |
471 | regsub {^! *} $text {} text | |
472 | set ucmd [ta_word] | |
83dd1224 | 473 | set procname ucmd/[string tolower $ucmd] |
422f52e4 IJ |
474 | if {[catch { info body $procname }]} { |
475 | error "unknown command; try help for help" | |
476 | } | |
83dd1224 | 477 | $procname $p $dest |
422f52e4 | 478 | } rv]} { |
7ce72032 | 479 | sendprivmsg $n "error: $rv" |
422f52e4 | 480 | } else { |
7ce72032 | 481 | manyset $rv priv_msgs pub_msgs priv_acts pub_acts |
7a70431a | 482 | foreach {td val} [list $n $priv_acts $output $pub_acts] { |
7ce72032 | 483 | foreach l [split $val "\n"] { |
7a70431a | 484 | sendaction $td $l |
7ce72032 IJ |
485 | } |
486 | } | |
7a70431a | 487 | foreach {td val} [list $n $priv_msgs $output $pub_msgs] { |
422f52e4 | 488 | foreach l [split $val "\n"] { |
7a70431a | 489 | sendprivmsg $td $l |
422f52e4 IJ |
490 | } |
491 | } | |
492 | } | |
493 | } | |
494 | ||
a056c4bd IJ |
495 | proc msg_INVITE {p c n chan} { |
496 | after 1000 [list sendout JOIN $chan] | |
497 | } | |
498 | ||
499 | proc grep {var predicate list} { | |
500 | set o {} | |
501 | upvar 1 $var v | |
502 | foreach v $list { | |
503 | if {[uplevel 1 [list expr $predicate]]} { lappend o $v } | |
504 | } | |
505 | return $o | |
506 | } | |
507 | ||
508 | proc msg_353 {p c dest type chan nicklist} { | |
509 | global names_chans nick_onchans | |
510 | if {![info exists names_chans]} { set names_chans {} } | |
511 | set chan [irctolower $chan] | |
512 | lappend names_chans $chan | |
a4a1f396 | 513 | channel_noone_seen $chan |
a056c4bd IJ |
514 | foreach n [split $nicklist { }] { |
515 | regsub {^[@+]} $n {} n | |
a056c4bd | 516 | if {![string length $n]} continue |
a4a1f396 | 517 | check_nick $n |
a056c4bd IJ |
518 | upvar #0 nick_onchans($n) oc |
519 | lappend oc $chan | |
a4a1f396 | 520 | nick_case $n |
a056c4bd IJ |
521 | } |
522 | } | |
523 | ||
524 | proc msg_366 {p c args} { | |
525 | global names_chans nick_onchans | |
526 | if {[llength names_chans] > 1} { | |
527 | foreach n [array names nick_onchans] { | |
528 | upvar #0 nick_onchans($n) oc | |
529 | set oc [grep tc {[lsearch -exact $tc $names_chans] >= 0} $oc] | |
530 | if {![llength $oc]} { nick_forget $n } | |
531 | } | |
532 | } | |
533 | unset names_chans | |
534 | } | |
535 | ||
11d9bff9 IJ |
536 | proc ta_anymore {} { |
537 | upvar 1 text text | |
538 | return [expr {!![string length $text]}] | |
539 | } | |
540 | ||
422f52e4 IJ |
541 | proc ta_nomore {} { |
542 | upvar 1 text text | |
543 | if {[string length $text]} { error "too many parameters" } | |
544 | } | |
545 | ||
546 | proc ta_word {} { | |
547 | upvar 1 text text | |
548 | if {![regexp {^([^ ]+) *(.*)} $text dummy firstword text]} { | |
549 | error "too few parameters" | |
550 | } | |
551 | return $firstword | |
552 | } | |
553 | ||
554 | proc ta_nick {} { | |
555 | upvar 1 text text | |
556 | set v [ta_word] | |
557 | check_nick $v | |
558 | return $v | |
559 | } | |
560 | ||
83dd1224 IJ |
561 | proc def_ucmd {cmdname body} { |
562 | proc ucmd/$cmdname {p dest} " upvar 1 text text\n$body" | |
563 | } | |
564 | ||
7ce72032 IJ |
565 | proc ucmdr {priv pub args} { |
566 | return -code return [concat [list $priv $pub] $args] | |
422f52e4 | 567 | } |
e1ba63be | 568 | |
e6cc22dc IJ |
569 | proc loadhelp {} { |
570 | global help_topics | |
571 | ||
572 | catch { unset help_topics } | |
573 | set f [open helpinfos r] | |
d83fb8db IJ |
574 | try_except_finally { |
575 | set lno 0 | |
576 | while {[gets $f l] >= 0} { | |
577 | incr lno | |
578 | if {[regexp {^#.*} $l]} { | |
579 | } elseif {[regexp {^ *$} $l]} { | |
580 | if {[info exists topic]} { | |
581 | set help_topics($topic) [join $lines "\n"] | |
582 | unset topic | |
583 | unset lines | |
584 | } | |
585 | } elseif {[regexp {^!([-+._0-9a-z]*)$} $l dummy newtopic]} { | |
586 | if {[info exists topic]} { | |
587 | error "help $newtopic while in $topic" | |
588 | } | |
589 | set topic $newtopic | |
590 | set lines {} | |
591 | } elseif {[regexp {^[^!#]} $l]} { | |
592 | set topic | |
593 | lappend lines [string trimright $l] | |
594 | } else { | |
595 | error "eh ? $lno: $l" | |
e6cc22dc | 596 | } |
e6cc22dc | 597 | } |
d83fb8db IJ |
598 | if {[info exists topic]} { error "unfinished topic $topic" } |
599 | } {} { | |
600 | close $f | |
e6cc22dc | 601 | } |
422f52e4 IJ |
602 | } |
603 | ||
e6cc22dc IJ |
604 | def_ucmd help { |
605 | upvar #0 help_topics([irctolower [string trim $text]]) info | |
4fd2739c | 606 | if {![info exists info]} { ucmdr "No help on $text, sorry." {} } |
e6cc22dc IJ |
607 | ucmdr $info {} |
608 | } | |
e1ba63be | 609 | |
e6cc22dc IJ |
610 | def_ucmd ? { |
611 | global help_topics | |
612 | ucmdr $help_topics() {} | |
613 | } | |
e1ba63be | 614 | |
422f52e4 IJ |
615 | proc manyset {list args} { |
616 | foreach val $list var $args { | |
617 | upvar 1 $var my | |
618 | set my $val | |
619 | } | |
620 | } | |
621 | ||
4fd2739c | 622 | proc check_username {target} { |
7ce72032 IJ |
623 | if { |
624 | [string length $target] > 8 || | |
625 | [regexp {[^-0-9a-z]} $target] || | |
626 | ![regexp {^[a-z]} $target] | |
627 | } { error "invalid username" } | |
4fd2739c IJ |
628 | } |
629 | ||
7a70431a IJ |
630 | proc nickdb__head {} { |
631 | uplevel 1 { | |
632 | set nl [irctolower $n] | |
633 | upvar #0 nickdb($nl) ndbe | |
634 | binary scan $nl H* nh | |
d83fb8db | 635 | set nfn users/n$nh |
7a70431a | 636 | if {![info exists ndbe] && [file exists $nfn]} { |
d83fb8db | 637 | set f [open $nfn r] |
7a70431a IJ |
638 | try_except_finally { set newval [read $f] } {} { close $f } |
639 | if {[llength $newval] % 2} { error "invalid length" } | |
640 | set ndbe $newval | |
641 | } | |
642 | } | |
643 | } | |
644 | ||
645 | proc def_nickdb {name arglist body} { | |
646 | proc nickdb_$name $arglist "nickdb__head; $body" | |
647 | } | |
648 | ||
649 | def_nickdb exists {n} { | |
650 | return [info exists ndbe] | |
651 | } | |
652 | ||
653 | def_nickdb delete {n} { | |
654 | catch { unset ndbe } | |
655 | file delete $nfn | |
656 | } | |
657 | ||
658 | set default_settings {timeformat ks} | |
659 | ||
660 | def_nickdb set {n args} { | |
661 | global default_settings | |
662 | if {![info exists ndbe]} { set ndbe $default_settings } | |
663 | foreach {key value} [concat $ndbe $args] { set a($key) $value } | |
664 | set newval {} | |
665 | foreach {key value} [array get a] { lappend newval $key $value } | |
666 | set f [open $nfn.new w] | |
667 | try_except_finally { | |
668 | puts $f $newval | |
669 | close $f | |
670 | file rename -force $nfn.new $nfn | |
671 | } { | |
7a70431a | 672 | } { |
d83fb8db | 673 | catch { close $f } |
7a70431a IJ |
674 | } |
675 | set ndbe $newval | |
676 | } | |
677 | ||
d83fb8db IJ |
678 | proc opt {key} { |
679 | global calling_nick | |
680 | if {[info exists calling_nick]} { set n $calling_nick } { set n {} } | |
681 | return [nickdb_opt $n $key] | |
682 | } | |
683 | ||
7a70431a IJ |
684 | def_nickdb opt {n key} { |
685 | global default_settings | |
686 | if {[info exists ndbe]} { | |
687 | set l $ndbe | |
688 | } else { | |
689 | set l $default_settings | |
690 | } | |
691 | foreach {tkey value} $l { | |
692 | if {"$tkey" == "$key"} { return $value } | |
693 | } | |
694 | error "unset setting $key" | |
695 | } | |
696 | ||
697 | proc check_notonchan {} { | |
698 | upvar 1 dest dest | |
699 | if {[ischan $dest]} { error "that command must be sent privately" } | |
700 | } | |
701 | ||
702 | proc nick_securitycheck {strict} { | |
703 | upvar 1 n n | |
704 | if {![nickdb_exists $n]} { error "you are unknown to me, use `register'." } | |
705 | set wantu [nickdb_opt $n username] | |
706 | if {![string length $wantu]} { | |
707 | if {$strict} { | |
708 | error "that feature is only available to secure users, sorry." | |
709 | } else { | |
710 | return | |
711 | } | |
712 | } | |
713 | upvar #0 nick_username($n) nu | |
714 | if {![info exists nu]} { | |
715 | error "nick $n is secure, you must identify yourself first." | |
716 | } | |
717 | if {"$wantu" != "$nu"} { | |
718 | error "you are the wrong user - the nick $n belongs to $wantu, not $nu" | |
719 | } | |
720 | } | |
721 | ||
a4a1f396 IJ |
722 | def_ucmd who { |
723 | if {[ta_anymore]} { | |
724 | set target [ta_word]; ta_nomore | |
725 | set myself 1 | |
726 | } else { | |
727 | prefix_nick | |
728 | set target $n | |
729 | set myself [expr {"$target" != "$n"}] | |
730 | } | |
731 | upvar #0 nick_case([irctolower $target]) nc | |
732 | set nshow $target | |
733 | if {[info exists nc]} { | |
734 | upvar #0 nick_onchans($nc) oc | |
735 | upvar #0 nick_username($nc) nu | |
736 | if {[info exists oc]} { set nshow $nc } | |
737 | } | |
738 | if {![nickdb_exists $target]} { | |
739 | set ol "$nshow is not a registered nick." | |
740 | } elseif {[string length [set username [nickdb_opt $target username]]]} { | |
741 | set ol "The nick $nshow belongs to the user $username." | |
742 | } else { | |
743 | set ol "The nick $nshow is registered (but not to a username)." | |
744 | } | |
745 | if {![info exists nc] || ![info exists oc]} { | |
746 | if {$myself} { | |
747 | append ol "\nI can't see $nshow on anywhere." | |
748 | } else { | |
749 | append ol "\nYou aren't on any channels with me." | |
750 | } | |
751 | } elseif {![info exists nu]} { | |
752 | append ol "\n$nshow has not identified themselves." | |
753 | } elseif {![info exists username]} { | |
754 | append ol "\n$nshow has identified themselves as the user $nu." | |
755 | } elseif {"$nu" != "$username"} { | |
756 | append ol "\nHowever, $nshow is being used by the user $nu." | |
757 | } else { | |
758 | append ol "\n$nshow has identified themselves to me." | |
759 | } | |
760 | ucmdr {} $ol | |
761 | } | |
762 | ||
7a70431a IJ |
763 | def_ucmd register { |
764 | prefix_nick | |
765 | check_notonchan | |
766 | set old [nickdb_exists $n] | |
767 | if {$old} { nick_securitycheck 0 } | |
768 | switch -exact [string tolower [string trim $text]] { | |
769 | {} { | |
770 | upvar #0 nick_username($n) nu | |
771 | if {![info exists nu]} { | |
772 | ucmdr {} \ | |
a4a1f396 | 773 | "You must identify yourself before using `register'. See `help identify', or use `register insecure'." |
7a70431a IJ |
774 | } |
775 | nickdb_set $n username $nu | |
776 | ucmdr {} {} "makes a note of your username." {} | |
777 | } | |
778 | delete { | |
779 | nickdb_delete $n | |
780 | ucmdr {} {} "forgets your nickname." {} | |
781 | } | |
782 | insecure { | |
783 | nickdb_set $n username {} | |
784 | if {$old} { | |
785 | ucmdr {} "Security is now disabled for your nickname !" | |
786 | } else { | |
787 | 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." | |
788 | } | |
789 | } | |
790 | } | |
11d9bff9 IJ |
791 | } |
792 | ||
793 | proc timeformat_desc {tf} { | |
794 | switch -exact $tf { | |
86892128 | 795 | ks { return "Times will be displayed in seconds or kiloseconds." } |
11d9bff9 IJ |
796 | hms { return "Times will be displayed in hours, minutes, etc." } |
797 | default { error "invalid timeformat: $v" } | |
798 | } | |
799 | } | |
800 | ||
801 | proc def_setting {opt show_body set_body} { | |
802 | proc set_show/$opt {} " | |
803 | upvar 1 n n | |
804 | set opt $opt | |
805 | $show_body" | |
806 | if {![string length $set_body]} return | |
807 | proc set_set/$opt {} " | |
808 | upvar 1 n n | |
809 | upvar 1 text text | |
810 | set opt $opt | |
811 | $set_body" | |
812 | } | |
813 | ||
814 | def_setting timeformat { | |
815 | set tf [nickdb_opt $n timeformat] | |
816 | return "$tf: [timeformat_desc $tf]" | |
817 | } { | |
818 | set tf [string tolower [ta_word]] | |
819 | ta_nomore | |
820 | set desc [timeformat_desc $tf] | |
821 | nickdb_set $n timeformat $tf | |
822 | ucmdr {} $desc | |
823 | } | |
824 | ||
825 | def_setting security { | |
826 | set s [nickdb_opt $n username] | |
827 | if {[string length $s]} { | |
828 | return "Your nick, $n, is controlled by the user $s." | |
829 | } else { | |
830 | return "Your nick, $n, is not secure." | |
831 | } | |
832 | } {} | |
833 | ||
834 | def_ucmd set { | |
835 | prefix_nick | |
836 | check_notonchan | |
837 | if {![nickdb_exists $n]} { | |
d83fb8db | 838 | ucmdr {} "You are unknown to me and so have no settings. (Use `register'.)" |
11d9bff9 IJ |
839 | } |
840 | if {![ta_anymore]} { | |
841 | set ol {} | |
842 | foreach proc [lsort [info procs]] { | |
843 | if {![regexp {^set_show/(.*)$} $proc dummy opt]} continue | |
844 | lappend ol [format "%-10s %s" $opt [set_show/$opt]] | |
845 | } | |
846 | ucmdr {} [join $ol "\n"] | |
847 | } else { | |
848 | set opt [ta_word] | |
849 | if {[catch { info body set_show/$opt }]} { | |
850 | error "no setting $opt" | |
851 | } | |
852 | if {![ta_anymore]} { | |
853 | ucmdr {} "$opt [set_show/$opt]" | |
854 | } else { | |
86892128 | 855 | nick_securitycheck 0 |
11d9bff9 IJ |
856 | if {[catch { info body set_set/$opt }]} { |
857 | error "setting $opt cannot be set with `set'" | |
858 | } | |
859 | set_set/$opt | |
860 | } | |
861 | } | |
862 | } | |
7a70431a | 863 | |
4fd2739c IJ |
864 | def_ucmd identpass { |
865 | set username [ta_word] | |
d83fb8db | 866 | set passmd5 [md5sum "[ta_word]\n"] |
4fd2739c IJ |
867 | ta_nomore |
868 | prefix_nick | |
11d9bff9 | 869 | check_notonchan |
4fd2739c IJ |
870 | upvar #0 nick_onchans($n) onchans |
871 | if {![info exists onchans] || ![llength $onchans]} { | |
7a70431a | 872 | ucmdr "You must be on a channel with me to identify yourself." {} |
4fd2739c IJ |
873 | } |
874 | check_username $username | |
875 | exec userv --timeout 3 $username << "$passmd5\n" > /dev/null \ | |
876 | irc-identpass $n | |
877 | upvar #0 nick_username($n) rec_username | |
878 | set rec_username $username | |
7a70431a | 879 | ucmdr "Pleased to see you, $username." {} |
4fd2739c IJ |
880 | } |
881 | ||
882 | def_ucmd summon { | |
883 | set target [ta_word] | |
884 | ta_nomore | |
885 | check_username $target | |
7ce72032 IJ |
886 | prefix_nick |
887 | ||
888 | upvar #0 lastsummon($target) ls | |
889 | set now [clock seconds] | |
890 | if {[info exists ls]} { | |
891 | set interval [expr {$now - $ls}] | |
892 | if {$interval < 30} { | |
893 | ucmdr {} \ | |
894 | "Please be patient; $target was summoned only [showinterval $interval]." | |
895 | } | |
896 | } | |
897 | regsub {^[^!]*!} $p {} path | |
898 | if {[catch { | |
899 | exec userv --timeout 3 $target irc-summon $n $path \ | |
900 | [expr {[ischan $dest] ? "$dest" : ""}] \ | |
901 | < /dev/null | |
902 | } rv]} { | |
903 | regsub -all "\n" $rv { / } rv | |
904 | error $rv | |
905 | } | |
906 | if {[regexp {^problem (.*)} $rv dummy problem]} { | |
8a8d337d | 907 | ucmdr {} "The user `$target' $problem." |
7ce72032 IJ |
908 | } elseif {[regexp {^ok ([^ ]+) ([0-9]+)$} $rv dummy tty idlesince]} { |
909 | set idletime [expr {$now - $idlesince}] | |
910 | set ls $now | |
911 | ucmdr {} {} {} "invites $target ($tty[expr { | |
912 | $idletime > 10 ? ", idle for [showintervalsecs $idletime]" : "" | |
913 | }]) to [expr { | |
914 | [ischan $dest] ? "join us here" : "talk to you" | |
915 | }]." | |
916 | } else { | |
917 | error "unexpected response from userv service: $rv" | |
918 | } | |
919 | } | |
920 | ||
a69f7d2c IJ |
921 | proc md5sum {value} { exec md5sum << $value } |
922 | ||
83dd1224 | 923 | def_ucmd seen { |
422f52e4 | 924 | global lastseen nick |
83dd1224 IJ |
925 | prefix_nick |
926 | set ncase [ta_nick] | |
927 | set nlower [irctolower $ncase] | |
422f52e4 | 928 | ta_nomore |
83dd1224 IJ |
929 | set now [clock seconds] |
930 | if {"$nlower" == "[irctolower $nick]"} { | |
422f52e4 | 931 | error "I am not self-aware." |
83dd1224 IJ |
932 | } elseif {![info exists lastseen($nlower)]} { |
933 | set rstr "I've never seen $ncase." | |
422f52e4 | 934 | } else { |
83dd1224 IJ |
935 | manyset $lastseen($nlower) realnick time what |
936 | set howlong [expr {$now - $time}] | |
937 | set string [showinterval $howlong] | |
938 | set rstr "I last saw $realnick $string, $what." | |
939 | } | |
940 | if {[ischan $dest]} { | |
941 | set where $dest | |
942 | } else { | |
943 | set where {} | |
944 | } | |
945 | upvar #0 lookedfor($nlower) lf | |
946 | if {[info exists lf]} { set oldvalue $lf } else { set oldvalue {} } | |
947 | set lf [list [list $now $n $where]] | |
948 | foreach v $oldvalue { | |
949 | if {"[irctolower [lindex $v 1]]" == "[irctolower $n]"} continue | |
950 | lappend lf $v | |
cc2d31de | 951 | } |
83dd1224 | 952 | ucmdr {} $rstr |
cc2d31de IJ |
953 | } |
954 | ||
955 | if {![info exists sock]} { | |
956 | set sock [socket $host $port] | |
957 | fconfigure $sock -buffering line | |
958 | #fconfigure $sock -translation binary | |
959 | fconfigure $sock -translation crlf | |
960 | ||
b3d361ab | 961 | sendout USER blight 0 * $ownfullname |
cc2d31de IJ |
962 | sendout NICK $nick |
963 | fileevent $sock readable onread | |
964 | } | |
965 | ||
e6cc22dc IJ |
966 | loadhelp |
967 | ||
8979e0d6 IJ |
968 | #if {![regexp {tclsh} $argv0]} { |
969 | # vwait terminate | |
970 | #} |