1 |
#! perl # MANDATORY |
2 |
|
3 |
# login handling |
4 |
|
5 |
use Fcntl; |
6 |
use Coro::AIO; |
7 |
use List::Util qw(min max); |
8 |
|
9 |
my $PLAYERDIR = sprintf "%s/%s", cf::localdir, cf::playerdir; |
10 |
|
11 |
# paranoia function to overwrite a string-in-place |
12 |
sub nuke_str { |
13 |
substr $_[0], 0, (length $_[0]), "x" x length $_[0] |
14 |
} |
15 |
|
16 |
sub query { |
17 |
my ($ns, $flags, $text) = @_; |
18 |
|
19 |
my $current = $Coro::current; |
20 |
$ns->query ($flags, $text, sub { $current->ready; $current = $_[0] }); |
21 |
Coro::schedule while ref $current; |
22 |
|
23 |
$current |
24 |
} |
25 |
|
26 |
sub can_cleanup { |
27 |
my ($pl, $mtime) = @_; |
28 |
|
29 |
my $age = time - $mtime; |
30 |
my $level = $pl->ob->level; |
31 |
|
32 |
($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 |
33 |
|| ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 |
34 |
|| ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 |
35 |
|| $age > 700 * 86400 # 2 years for everybody else |
36 |
} |
37 |
|
38 |
sub check_playing { |
39 |
my ($ns, $user) = @_; |
40 |
|
41 |
return unless cf::player::find_active $user; |
42 |
|
43 |
$ns->send_drawinfo ( |
44 |
"That player is already logged in on this server. " |
45 |
. "If you want to create a new player, choose another name. " |
46 |
. "If you are already a registered player, make sure nobody " |
47 |
. "else is using your account at this time. If you lost your conenction " |
48 |
. "then the server will likely timeout within a minute. If you still " |
49 |
. "cannot log-in after a minute, you are still logged in. Make sure " |
50 |
. "you do not have another client running. If you use windows, reboot, " |
51 |
. "this will fix anything.", |
52 |
cf::NDI_RED |
53 |
); |
54 |
|
55 |
1 |
56 |
} |
57 |
|
58 |
sub check_clean_save { |
59 |
my ($pl) = @_; |
60 |
|
61 |
if (my $time = delete $pl->{unclean_save}) { |
62 |
$pl->ns->send_drawinfo ( |
63 |
"You didn't use a savebed to leave this realm. This is very dangerous, " |
64 |
. "as lots of things could happen when you leave by other means, such as cave-ins, " |
65 |
. "or monsters suddenly snapping your body. Better use a savebed next time.", |
66 |
cf::NDI_RED |
67 |
); |
68 |
#d#TODO |
69 |
} |
70 |
} |
71 |
|
72 |
# delete a player directory, be non-blocking AND synchronous... |
73 |
# (thats hard, so we crap out and fork). |
74 |
sub nuke_playerdir { |
75 |
my ($user) = @_; |
76 |
|
77 |
aio_stat "$PLAYERDIR/$user"; |
78 |
system "cd \Q$PLAYERDIR\E " |
79 |
. "&& mv \Q$user\E ~\Q$Coro::current\E~deleting~ 2>/dev/null " |
80 |
. "&& (rm -rf ~\Q$Coro::current\E~deleting~ &)"; |
81 |
} |
82 |
|
83 |
sub send_capabilities { |
84 |
my ($ns) = @_; |
85 |
|
86 |
return unless $ns->extcmd; |
87 |
|
88 |
$ns->ext_event (capabilities => |
89 |
# id, name, flags (1 == 2d), edge length |
90 |
tileset => [[1, "default 64x64 faceset", 1, 64], [0, "default 32x32 faceset", 1, 32]], |
91 |
); |
92 |
} |
93 |
|
94 |
sub setup { |
95 |
my ($ns, $args) = @_; |
96 |
|
97 |
# run through the cmds of setup |
98 |
# syntax is setup <cmdname1> <parameter> <cmdname2> <parameter> ... |
99 |
# |
100 |
# we send the status of the cmd back, or a FALSE is the cmd is the server unknown |
101 |
# The client then must sort this out |
102 |
|
103 |
my %setup = split / +/, $args; |
104 |
while (my ($k, $v) = each %setup) { |
105 |
if ($k eq "sound") { |
106 |
$ns->sound ($v); |
107 |
|
108 |
} elsif ($k eq "exp64") { |
109 |
$setup{$k} = 1; |
110 |
|
111 |
} elsif ($k eq "spellmon") { |
112 |
$ns->monitor_spells ($v); |
113 |
|
114 |
} elsif ($k eq "darkness") { |
115 |
$ns->darkness ($v); |
116 |
|
117 |
} elsif ($k eq "map1cmd") { |
118 |
$ns->mapmode (cf::Map1Cmd) if $v > 0; |
119 |
|
120 |
} elsif ($k eq "map1acmd") { |
121 |
$ns->mapmode (cf::Map1aCmd) if $v > 0; |
122 |
|
123 |
} elsif ($k eq "map2cmd") { |
124 |
# gcfclient bug, map1acmd is sent too late |
125 |
$ns->mapmode (cf::Map1aCmd); |
126 |
$setup{$k} = "FALSE"; |
127 |
|
128 |
} elsif ($k eq "newmapcmd") { |
129 |
$ns->newmapcmd ($v); |
130 |
|
131 |
} elsif ($k eq "mapinfocmd") { |
132 |
$ns->mapinfocmd ($v); |
133 |
|
134 |
} elsif ($k eq "extcmd") { |
135 |
$ns->extcmd ($v > 0); |
136 |
send_capabilities $ns; |
137 |
|
138 |
} elsif ($k eq "extmap") { |
139 |
$ns->extmap ($v); |
140 |
|
141 |
} elsif ($k eq "facecache") { |
142 |
$ns->facecache ($v); |
143 |
|
144 |
} elsif ($k eq "faceset") { |
145 |
$ns->faceset (0); |
146 |
$setup{$k} = 0; |
147 |
# $ns->image2 (1) |
148 |
|
149 |
} elsif ($k eq "tileset") { |
150 |
$setup{$k} = $ns->faceset ($v & 1); |
151 |
|
152 |
} elsif ($k eq "itemcmd") { |
153 |
# Version of the item protocol command to use. Currently, |
154 |
# only supported versions are 1 and 2. Using a numeric |
155 |
# value will make it very easy to extend this in the future. |
156 |
$ns->itemcmd ($v) if $v >= 1 && $v <= 2; |
157 |
|
158 |
$setup{$k} = $ns->itemcmd; |
159 |
|
160 |
} elsif ($k eq "mapsize") { |
161 |
my ($x, $y) = split /x/, $v; |
162 |
|
163 |
$ns->mapx ($x = max 9, min cf::MAP_CLIENT_X, ($x - 1) | 1); |
164 |
$ns->mapy ($y = max 9, min cf::MAP_CLIENT_Y, ($y - 1) | 1); |
165 |
|
166 |
$setup{$k} = "${x}x${y}"; |
167 |
|
168 |
} elsif ($k eq "extendedMapInfos") { |
169 |
$ns->ext_mapinfos ($v); |
170 |
|
171 |
} elsif ($k eq "extendedTextInfos") { |
172 |
$ns->has_readable_type ($v); |
173 |
|
174 |
} elsif ($k eq "smoothing") { # cfplus-style smoothing |
175 |
$ns->smoothing ($v); |
176 |
|
177 |
} elsif ($k eq "fxix") { |
178 |
$ns->fxix ($v); |
179 |
|
180 |
} else { |
181 |
# other commands: |
182 |
# sexp: no idea, probably for oudated servers |
183 |
# tick: more stupidity, server should sned a tick per tick |
184 |
|
185 |
$setup{$k} = "FALSE"; |
186 |
} |
187 |
} |
188 |
|
189 |
$ns->send_packet (join " ", setup => %setup); |
190 |
|
191 |
cf::datalog setup => |
192 |
request => $args, |
193 |
reply => \%setup, |
194 |
client => $ns->version, |
195 |
; |
196 |
} |
197 |
|
198 |
sub addme { |
199 |
my ($ns) = @_; |
200 |
|
201 |
if (!$ns->facecache) |
202 |
{ |
203 |
$ns->send_drawinfo (<<EOF, cf::NDI_RED); |
204 |
|
205 |
|
206 |
*** |
207 |
*** WARNING: |
208 |
*** Your client does not support face/image caching, |
209 |
*** or it has been disabled. Face caching is mandatory |
210 |
*** so please enable it or use a newer client. |
211 |
*** |
212 |
*** Look at your client preferences: |
213 |
*** |
214 |
*** CFPlus: all known versions automatically enable the facecache. |
215 |
*** cfclient: use the -cache commandline option. |
216 |
*** cfclient: map will not redraw automatically (bug). |
217 |
*** gcfclient: use -cache commandline option, or enable |
218 |
*** gcfclient: Client=>Configure=>Map & Image=>Cache Images. |
219 |
*** jcrossclient: your client is broken, use CFPlus or gcfclient. |
220 |
*** |
221 |
*** |
222 |
EOF |
223 |
if ($ns->version =~ /jcrossclient/) { |
224 |
# let them, for now |
225 |
} else { |
226 |
$ns->flush; |
227 |
return $ns->destroy; |
228 |
} |
229 |
|
230 |
# $ns->facecache = true; |
231 |
} |
232 |
|
233 |
if ($ns->mapmode < cf::Map1aCmd) { |
234 |
$ns->send_drawinfo (<<EOF, cf::NDI_RED); |
235 |
|
236 |
|
237 |
*** |
238 |
*** WARNING: |
239 |
*** Your client is too old. Please upgrade to a newer version. |
240 |
EOF |
241 |
|
242 |
$ns->flush; |
243 |
return $ns->destroy; |
244 |
} |
245 |
|
246 |
$ns->pl and return $ns->destroy; |
247 |
|
248 |
$ns->async (sub { |
249 |
my ($user, $pass); |
250 |
|
251 |
$ns->send_packet ("addme_success"); |
252 |
|
253 |
for (;;) { |
254 |
$ns->send_drawinfo ( |
255 |
"Please enter your username now. If you are a new user, " |
256 |
. "make one up that describes your character best. " |
257 |
. "Only letters and digits are allowed, though.", |
258 |
cf::NDI_BLUE |
259 |
); |
260 |
|
261 |
# read username |
262 |
while () { |
263 |
$user = query $ns, 0, "What is your name?\n:"; |
264 |
|
265 |
if ($cf::LOGIN_LOCK{$user}) { |
266 |
$ns->send_drawinfo ( |
267 |
"That username is currently used in another login session. " |
268 |
. "Chose another, or wait till the other session has ended.", |
269 |
cf::NDI_RED |
270 |
); |
271 |
} elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) { |
272 |
last; |
273 |
} else { |
274 |
$ns->send_drawinfo ( |
275 |
"Your username contains illegal characters " |
276 |
. "(only a-z, A-Z and 0-9 are allowed), " |
277 |
. "or is not between 3 and 18 characters in length.", |
278 |
cf::NDI_RED |
279 |
); |
280 |
} |
281 |
} |
282 |
|
283 |
check_playing $ns, $user and next; |
284 |
|
285 |
$ns->send_drawinfo ( |
286 |
"Welcome $user, please enter your password now. " |
287 |
. "New users should now choose a password. " |
288 |
. "Anything your client lets you enter is fine.", |
289 |
cf::NDI_BLUE |
290 |
); |
291 |
|
292 |
# read password |
293 |
while () { |
294 |
$pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:"; |
295 |
last if $pass =~ /.../; |
296 |
$ns->send_drawinfo ( |
297 |
"Try to use at least three characters as your password please, " |
298 |
. "that cannot be too much to ask for :)", |
299 |
cf::NDI_RED |
300 |
); |
301 |
} |
302 |
|
303 |
# lock this username for the remainder of this login session |
304 |
if ($cf::LOGIN_LOCK{$user}) { |
305 |
$ns->send_drawinfo ( |
306 |
"That username is currently used in another login session. " |
307 |
. "Chose another, or wait till the other session has ended.", |
308 |
cf::NDI_RED |
309 |
); |
310 |
next; |
311 |
} |
312 |
local $cf::LOGIN_LOCK{$user} = 1; |
313 |
|
314 |
check_playing $ns, $user and next; |
315 |
|
316 |
# try to read the user file and check the password |
317 |
if (my $pl = cf::player::find $user) { |
318 |
aio_stat $pl->path and next; |
319 |
my $mtime = (stat _)[9]; |
320 |
my $hash = $pl->password; |
321 |
|
322 |
if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) { |
323 |
nuke_str $pass; |
324 |
# password matches, wonderful |
325 |
my $pl = cf::player::find $user or next; |
326 |
$pl->connect ($ns); |
327 |
check_clean_save $pl; |
328 |
last; |
329 |
} elsif (can_cleanup $pl, $mtime) { |
330 |
Coro::Timer::sleep 1; |
331 |
|
332 |
$ns->send_drawinfo ( |
333 |
"Player exists, but password does not match. If this is your account, " |
334 |
. "please try again. If not, you can now decide to take over this account " |
335 |
. "because it has not been in-use for some time.", |
336 |
cf::NDI_RED |
337 |
); |
338 |
|
339 |
#TODO: nuke_str |
340 |
(query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ |
341 |
or next; |
342 |
|
343 |
# check if the file hasn't changed |
344 |
aio_stat cf::player::path $user and next; |
345 |
$mtime == (stat _)[9] or next; |
346 |
|
347 |
$pl->quit_character; |
348 |
|
349 |
# fall through to creation |
350 |
} else { |
351 |
nuke_str $pass; |
352 |
|
353 |
Coro::Timer::sleep 1; |
354 |
|
355 |
$ns->send_drawinfo ( |
356 |
"Wrong username or password. Please try again " |
357 |
. "(check for Numlock and other semi-obvious error sources).", |
358 |
cf::NDI_RED |
359 |
); |
360 |
next; |
361 |
} |
362 |
} else { |
363 |
# unable to load the playerfile: |
364 |
# check wether the player dir exists, which means the file is corrupted or |
365 |
# something very similar. |
366 |
if (!aio_stat cf::player::playerdir $user) { |
367 |
$ns->send_drawinfo ( |
368 |
"Unable to retrieve this player. It might be a locked or broken account. " |
369 |
. "If this is your account, ask a dungeon master for assistance. " |
370 |
. "Otherwise choose a different login name.", |
371 |
cf::NDI_RED |
372 |
); |
373 |
next; |
374 |
} |
375 |
} |
376 |
|
377 |
# the rest of this function is character creation |
378 |
|
379 |
# just to make sure nothing is left over |
380 |
nuke_playerdir $user; |
381 |
|
382 |
my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; |
383 |
|
384 |
if ($pass2 ne $pass) { |
385 |
nuke_str $pass; |
386 |
nuke_str $pass2; |
387 |
$ns->send_drawinfo ( |
388 |
"The passwords do not match, please try again.", |
389 |
cf::NDI_RED |
390 |
); |
391 |
next; |
392 |
} |
393 |
|
394 |
nuke_str $pass2; |
395 |
|
396 |
my $pl = cf::player::new $user; |
397 |
$pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]); |
398 |
nuke_str $pass; |
399 |
$pl->connect ($ns); |
400 |
|
401 |
my $ob = $pl->ob; |
402 |
|
403 |
while () { |
404 |
$ob->update_stats; |
405 |
$pl->save_stats; |
406 |
|
407 |
my $res = query $ns, cf::CS_QUERY_SINGLECHAR, |
408 |
"[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?"; |
409 |
|
410 |
if ($res =~ /^[Nn]/) { |
411 |
last; |
412 |
} elsif ($res > 0 && $res <= 7) { |
413 |
my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?"; |
414 |
|
415 |
if ($swap > 0 && $swap <= 7) { |
416 |
$ob->swap_stats ($res - 1, $swap - 1); |
417 |
} |
418 |
} else { |
419 |
$ob->roll_stats; |
420 |
} |
421 |
} |
422 |
|
423 |
$ob->set_animation (2); |
424 |
$ob->add_statbonus; |
425 |
|
426 |
$ns->send_drawinfo ($ob->msg, cf::NDI_BLUE); |
427 |
$ns->send_packet (sprintf "query %d %s", cf::CS_QUERY_SINGLECHAR, |
428 |
"Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"); |
429 |
|
430 |
$ns->state (cf::ST_CHANGE_CLASS); |
431 |
delete $pl->{deny_save};#d# too early |
432 |
|
433 |
last; |
434 |
} |
435 |
}); |
436 |
} |
437 |
|
438 |
cf::register_command quit => sub { |
439 |
my ($ob, $arg) = @_; |
440 |
|
441 |
$ob->reply (undef, |
442 |
"Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. " |
443 |
. "If you are sure you want to do this, then use the quit_character command instead of quit.", |
444 |
cf::NDI_UNIQUE | cf::NDI_RED); |
445 |
}; |
446 |
|
447 |
cf::register_command quit_character => sub { |
448 |
my ($ob, $arg) = @_; |
449 |
|
450 |
my $pl = $ob->contr; |
451 |
|
452 |
$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub { |
453 |
if ($_[0] !~ /^[yY]/) { |
454 |
$ob->reply (undef, |
455 |
"Ok, not not quitting then.", |
456 |
cf::NDI_UNIQUE | cf::NDI_RED); |
457 |
} else { |
458 |
$ob->reply (undef, |
459 |
"Ok, quitting, hope to see you again.", |
460 |
cf::NDI_UNIQUE | cf::NDI_RED); |
461 |
$pl->ns->flush; |
462 |
cf::async { $pl->quit_character }; |
463 |
} |
464 |
}); |
465 |
}; |
466 |
|
467 |
cf::object->attach ( |
468 |
type => cf::SAVEBED, |
469 |
on_apply => sub { |
470 |
my ($bed, $ob) = @_; |
471 |
|
472 |
return cf::override 0 unless $ob->type == cf::PLAYER; |
473 |
|
474 |
my $pl = $ob->contr; |
475 |
|
476 |
# update respawn position |
477 |
$pl->savebed ($bed->map->path, $bed->x, $bed->y); |
478 |
cf::async { $pl->save }; |
479 |
|
480 |
$pl->killer ("left"); |
481 |
$ob->check_score; |
482 |
|
483 |
$ob->reply (undef, "In the future, you will wake up here when you die."); |
484 |
|
485 |
$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { |
486 |
if ($_[0] !~ /^[yY]/) { |
487 |
$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1); |
488 |
$pl->deactivate; |
489 |
$pl->ns->destroy; |
490 |
} else { |
491 |
cf::async { $pl->save }; |
492 |
} |
493 |
}); |
494 |
}, |
495 |
); |
496 |
|
497 |
cf::player->attach ( |
498 |
on_login => sub { |
499 |
my ($pl) = @_; |
500 |
my $name = $pl->ob->name; |
501 |
|
502 |
$_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
503 |
}, |
504 |
on_logout => sub { |
505 |
my ($pl, $cleanly) = @_; |
506 |
my $name = $pl->ob->name; |
507 |
|
508 |
if ($cleanly) { |
509 |
$_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
510 |
} else { |
511 |
$_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
512 |
$pl->{unclean_save} = $cf::RUNTIME; |
513 |
} |
514 |
}, |
515 |
); |
516 |
|
517 |
cf::client->attach ( |
518 |
on_addme => \&addme, |
519 |
on_setup => \&setup, |
520 |
); |
521 |
|
522 |
############################################################################# |
523 |
|
524 |
our $SCHEDULE_INTERVAL = 10; # time the player scheduler sleeps between runs |
525 |
our $SAVE_TIMEOUT = 20; # save players every n seconds |
526 |
|
527 |
our $SCHEDULER = cf::async_ext { |
528 |
my $schedule_interval = Coro::Event->timer (after => 1, interval => $SCHEDULE_INTERVAL); |
529 |
while () { |
530 |
$schedule_interval->next; |
531 |
|
532 |
# this weird form of iteration over values is used because |
533 |
# the hash changes underneath us frequently, and for |
534 |
# keeps a direct reference to the value without (in 5.8 perls) |
535 |
# keeping a reference, so this is prone to crashes or worse. |
536 |
my @players = keys %cf::PLAYER; |
537 |
for (@players) { |
538 |
my $pl = $cf::PLAYER{$_} |
539 |
or next; |
540 |
$pl->valid or next; |
541 |
|
542 |
eval { |
543 |
if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) { |
544 |
cf::wait_for_tick_begin; |
545 |
$pl->save; |
546 |
|
547 |
unless ($pl->active) { |
548 |
# check refcounts, this is tricky and needs to be adjusted to fit server internals |
549 |
my $ob = $pl->ob; |
550 |
Scalar::Util::weaken $pl; |
551 |
Scalar::Util::weaken $ob; |
552 |
my $a_ = $pl->refcnt;#d# |
553 |
my $b_ = $ob->refcnt;#d# |
554 |
my $pl_ref = $pl->refcnt_cnt; |
555 |
my $ob_ref = $ob->refcnt_cnt; |
556 |
|
557 |
## pl_ref == one from object + one from cf::PLAYER |
558 |
## ob_ref == one from simply being an object |
559 |
if ($pl_ref == 2 && $ob_ref == 1) { |
560 |
warn "player-scheduler destroy ", $ob->name;#d# |
561 |
|
562 |
# remove from sight and get fresh "copies" |
563 |
$pl = delete $cf::PLAYER{$ob->name}; |
564 |
$ob = $pl->ob; |
565 |
|
566 |
$ob->destroy; |
567 |
$pl->destroy; |
568 |
} else { |
569 |
warn "player-scheduler refcnt ", $ob->name, " $pl_ref,$a_ $ob_ref,$b_\n";#d# |
570 |
} |
571 |
} |
572 |
} |
573 |
}; |
574 |
warn $@ if $@; |
575 |
Coro::cede; |
576 |
}; |
577 |
} |
578 |
}; |
579 |
|
580 |
$SCHEDULER->prio (1); |
581 |
|