1 |
#! perl # mandatory |
2 |
|
3 |
# login handling |
4 |
|
5 |
use Fcntl; |
6 |
use Coro::AIO; |
7 |
|
8 |
our $MAX_DISCONNECT_TIME = $cf::CFG{max_disconnect_time} || 3600; |
9 |
|
10 |
# paranoia function to overwrite a string-in-place |
11 |
sub nuke_str { |
12 |
substr $_[0], 0, (length $_[0]), "x" x length $_[0] |
13 |
} |
14 |
|
15 |
sub query { |
16 |
my ($ns, $flags, $text) = @_; |
17 |
|
18 |
my $current = $Coro::current; |
19 |
$ns->query ($flags, $text, sub { $current->ready; $current = $_[0] }); |
20 |
Coro::schedule while ref $current; |
21 |
|
22 |
$current |
23 |
} |
24 |
|
25 |
sub can_cleanup { |
26 |
my ($pl, $mtime) = @_; |
27 |
|
28 |
my $age = time - $mtime; |
29 |
my $level = $pl->ob->level; |
30 |
|
31 |
($level <= 3 && $age > 7 * 86400) # 7 days for level 0..3 |
32 |
|| ($level <= 9 && $age > 90 * 86400) # 3 months for level 4..9 |
33 |
|| ($level <= 20 && $age > 180 * 86400) # 6 months for level 10..20 |
34 |
|| $age > 700 * 86400 # 2 years for everybody else |
35 |
} |
36 |
|
37 |
sub check_playing { |
38 |
my ($ns, $user) = @_; |
39 |
|
40 |
return unless cf::player::find_active $user; |
41 |
|
42 |
$ns->send_drawinfo ( |
43 |
"That player is already logged in on this server. " |
44 |
. "If you want to create a new player, choose another name. " |
45 |
. "If you have already a registered, make sure nobody " |
46 |
. "else is using your account at this time. If you lost your connection " |
47 |
. "then the server will likely timeout within a minute. If you still " |
48 |
. "cannot log-in after a minute, you are still logged in. Make sure " |
49 |
. "you do not have another client running. If you use windows, reboot, " |
50 |
. "this will fix anything.", |
51 |
cf::NDI_RED |
52 |
); |
53 |
|
54 |
1 |
55 |
} |
56 |
|
57 |
sub enter_map { |
58 |
my ($pl) = @_; |
59 |
|
60 |
my $ob = $pl->ob; |
61 |
|
62 |
my ($map, $x, $y) |
63 |
= $ob->{_link_pos} |
64 |
? @{delete $ob->{_link_pos}} |
65 |
: ($pl->maplevel, $ob->x, $ob->y); |
66 |
|
67 |
$ob->enter_link; |
68 |
|
69 |
if (my $time = delete $pl->{unclean_save}) { |
70 |
if (my $m = cf::map::find $map) { |
71 |
if ($time < $m->{instantiate_time}) { |
72 |
# the map was reset in the meantime |
73 |
my $age = $cf::RUNTIME - $time; |
74 |
|
75 |
warn $ob->name, " map reset after logout, logout age $age (>= $MAX_DISCONNECT_TIME)\n";#d# |
76 |
|
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# for now, just go back to savebed |
78 |
($map, $x, $y) = $pl->savebed; |
79 |
|
80 |
if ($age >= $MAX_DISCONNECT_TIME) { |
81 |
$ob->message ( |
82 |
"You didn't use a bed to reality to leave this realm, leaving your body in great danger. " |
83 |
. "Unfortunately, nobody was near to help you when the monsters arrived to eat you. " |
84 |
. "Maybe you can find comfort in the thought that your body was quite satisfying in taste... " |
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. "H<You disconnected too long without having used a savebed.>", |
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cf::NDI_RED |
87 |
); |
88 |
# kill them. |
89 |
# reminds me of the famous badness 10000 syndrome... |
90 |
$ob->stats->hp (-10000); #] if they survive this they deserved to live |
91 |
$pl->killer ("a cave-in"); |
92 |
} else { |
93 |
$ob->message ( |
94 |
"You didn't use a bed to reality to leave this realm, leaving your body in great danger. " |
95 |
. "Fortunately, some friendly dwellers found you, checked your passport, and brought you to safety. " |
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. "Better use a savebed next time, much worse things could have happened... " |
97 |
. "H<You disconnected without having used a savebed. When you do that for too long, you might die.>", |
98 |
cf::NDI_RED |
99 |
); |
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} |
101 |
} else { |
102 |
$ob->message ( |
103 |
"You didn't use a bed to reality to leave this realm. This is very dangerous, " |
104 |
. "as lots of things could happen when you leave by other means, such as cave-ins, " |
105 |
. "or monsters suddenly snapping your body. Better use a savebed next time. " |
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. "H<Always apply a bed of reality to disconnect from the server.>", |
107 |
cf::NDI_RED |
108 |
); |
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} |
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} |
111 |
} |
112 |
|
113 |
$ob->goto ($map, $x, $y); |
114 |
} |
115 |
|
116 |
# delete a player directory, be non-blocking AND synchronous... |
117 |
# (thats hard, so we crap out and fork). |
118 |
sub nuke_playerdir { |
119 |
my ($user) = @_; |
120 |
|
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my $temp = "$PLAYERDIR/~$Coro::current~deleting~"; |
122 |
|
123 |
cf::fork_call { |
124 |
rename "$PLAYERDIR/$user", $temp; |
125 |
system "rm", "-rf", $temp; |
126 |
}; |
127 |
} |
128 |
|
129 |
cf::client->attach (on_addme => sub { |
130 |
my ($ns) = @_; |
131 |
|
132 |
if (!$ns->facecache) |
133 |
{ |
134 |
$ns->send_drawinfo (<<EOF, cf::NDI_RED); |
135 |
|
136 |
|
137 |
*** |
138 |
*** WARNING: |
139 |
*** Your client does not support face/image caching, |
140 |
*** or it has been disabled. Face caching is mandatory |
141 |
*** so please enable it or use a newer client. |
142 |
*** |
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*** Look at your client preferences: |
144 |
*** |
145 |
*** CFPlus: all known versions automatically enable the facecache. |
146 |
*** cfclient: use the -cache commandline option. |
147 |
*** cfclient: map will not redraw automatically (bug). |
148 |
*** gcfclient: use -cache commandline option, or enable |
149 |
*** gcfclient: Client => Configure => Map & Image => Cache Images. |
150 |
*** jcrossclient: your client is broken, use CFPlus or gcfclient. |
151 |
*** |
152 |
*** |
153 |
EOF |
154 |
if ($ns->version =~ /jcrossclient/) { |
155 |
# let them, for now |
156 |
} else { |
157 |
$ns->flush; |
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return $ns->destroy; |
159 |
} |
160 |
|
161 |
# $ns->facecache = true; |
162 |
} |
163 |
|
164 |
if ($ns->mapmode < cf::Map1aCmd) { |
165 |
$ns->send_drawinfo (<<EOF, cf::NDI_RED); |
166 |
|
167 |
|
168 |
*** |
169 |
*** WARNING: |
170 |
*** Your client is too old. Please upgrade to a newer version. |
171 |
EOF |
172 |
|
173 |
$ns->flush; |
174 |
return $ns->destroy; |
175 |
} |
176 |
|
177 |
$ns->pl and return $ns->destroy; |
178 |
|
179 |
$ns->async (sub { |
180 |
$Coro::current->{desc} = "addme init"; |
181 |
|
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my ($user, $pass); |
183 |
|
184 |
$ns->send_packet ("addme_success"); |
185 |
|
186 |
for (;;) { |
187 |
$ns->send_drawinfo ( |
188 |
"Please enter your username now. If you are a new user, " |
189 |
. "make one up that describes your character best. " |
190 |
. "Only letters and digits are allowed, though.", |
191 |
cf::NDI_BLUE |
192 |
); |
193 |
|
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# read username |
195 |
while () { |
196 |
$user = query $ns, 0, "What is your name?\n:"; |
197 |
|
198 |
if ($cf::LOGIN_LOCK{$user}) { |
199 |
$ns->send_drawinfo ( |
200 |
"That username is currently used in another login session. " |
201 |
. "Chose another, or wait till the other session has ended.", |
202 |
cf::NDI_RED |
203 |
); |
204 |
} elsif ($user =~ /^[a-zA-Z0-9][a-zA-Z0-9\-_]{2,17}\z/) { |
205 |
last; |
206 |
} else { |
207 |
$ns->send_drawinfo ( |
208 |
"Your username contains illegal characters " |
209 |
. "(only a-z, A-Z and 0-9 are allowed), " |
210 |
. "or is not between 3 and 18 characters in length.", |
211 |
cf::NDI_RED |
212 |
); |
213 |
} |
214 |
Coro::Timer::sleep 0.4; |
215 |
} |
216 |
|
217 |
check_playing $ns, $user and next; |
218 |
|
219 |
$Coro::current->{desc} = "addme($user) pass"; |
220 |
|
221 |
$ns->send_drawinfo ( |
222 |
"Welcome $user, please enter your password now. " |
223 |
. "New users should now choose a password. " |
224 |
. "Anything your client lets you enter is fine.", |
225 |
cf::NDI_BLUE |
226 |
); |
227 |
|
228 |
# read password |
229 |
while () { |
230 |
$pass = query $ns, cf::CS_QUERY_HIDEINPUT, "What is your password?\n:"; |
231 |
last if $pass =~ /.../; |
232 |
$ns->send_drawinfo ( |
233 |
"Try to use at least three characters as your password please, " |
234 |
. "that cannot be too much to ask for :)", |
235 |
cf::NDI_RED |
236 |
); |
237 |
Coro::Timer::sleep 0.4; |
238 |
} |
239 |
|
240 |
# lock this username for the remainder of this login session |
241 |
if ($cf::LOGIN_LOCK{$user}) { |
242 |
$ns->send_drawinfo ( |
243 |
"That username is currently used in another login session. " |
244 |
. "Chose another, or wait till the other session has ended.", |
245 |
cf::NDI_RED |
246 |
); |
247 |
next; |
248 |
} |
249 |
local $cf::LOGIN_LOCK{$user} = 1; |
250 |
|
251 |
check_playing $ns, $user and next; |
252 |
|
253 |
$Coro::current->{desc} = "addme($user) check"; |
254 |
|
255 |
# try to read the user file and check the password |
256 |
if (my $pl = cf::player::find $user) { |
257 |
aio_stat $pl->path and next; |
258 |
my $mtime = (stat _)[9]; |
259 |
my $hash = $pl->password; |
260 |
|
261 |
if ($cf::CFG{ext_login_nocheck} or $hash eq crypt $pass, $hash) { |
262 |
nuke_str $pass; |
263 |
# password matches, wonderful |
264 |
my $pl = cf::player::find $user or next; |
265 |
$pl->connect ($ns); |
266 |
enter_map $pl; |
267 |
last; |
268 |
} elsif (can_cleanup $pl, $mtime) { |
269 |
Coro::Timer::sleep 1; |
270 |
|
271 |
$ns->send_drawinfo ( |
272 |
"Player exists, but password does not match. If this is your account, " |
273 |
. "please try again. If not, you can now decide to take over this account " |
274 |
. "because it has not been in-use for some time.", |
275 |
cf::NDI_RED |
276 |
); |
277 |
|
278 |
#TODO: nuke_str |
279 |
(query $ns, cf::CS_QUERY_SINGLECHAR, "Delete existing account and create a new one (Y/N)?") =~ /^[yY]/ |
280 |
or next; |
281 |
|
282 |
# check if the file hasn't changed |
283 |
aio_stat cf::player::path $user and next; |
284 |
$mtime == (stat _)[9] or next; |
285 |
|
286 |
$pl->quit_character; |
287 |
|
288 |
# fall through to creation |
289 |
} else { |
290 |
nuke_str $pass; |
291 |
|
292 |
Coro::Timer::sleep 1; |
293 |
|
294 |
$ns->send_drawinfo ( |
295 |
"Wrong username or password. Please try again " |
296 |
. "(check for Numlock and other semi-obvious error sources).", |
297 |
cf::NDI_RED |
298 |
); |
299 |
next; |
300 |
} |
301 |
} else { |
302 |
# unable to load the playerfile: |
303 |
# check wether the player dir exists, which means the file is corrupted or |
304 |
# something very similar. |
305 |
if (!aio_stat cf::player::playerdir $user) { |
306 |
$ns->send_drawinfo ( |
307 |
"Unable to retrieve this player. It might be a locked or broken account. " |
308 |
. "If this is your account, ask a dungeon master for assistance. " |
309 |
. "Otherwise choose a different login name.", |
310 |
cf::NDI_RED |
311 |
); |
312 |
next; |
313 |
} |
314 |
} |
315 |
|
316 |
# the rest of this function is character creation |
317 |
$Coro::current->{desc} = "addme($user) chargen"; |
318 |
|
319 |
# just to make sure nothing is left over |
320 |
nuke_playerdir $user; |
321 |
|
322 |
my $pass2 = query $ns, cf::CS_QUERY_HIDEINPUT, "Please type your password again."; |
323 |
|
324 |
if ($pass2 ne $pass) { |
325 |
nuke_str $pass; |
326 |
nuke_str $pass2; |
327 |
$ns->send_drawinfo ( |
328 |
"The passwords do not match, please try again.", |
329 |
cf::NDI_RED |
330 |
); |
331 |
Coro::Timer::sleep 0.5; |
332 |
next; |
333 |
} |
334 |
|
335 |
nuke_str $pass2; |
336 |
|
337 |
my $pl = cf::player::new $user; |
338 |
$pl->password (crypt $pass, join '', ('.', '/', 0..9, 'A'..'Z', 'a'..'z')[rand 64, rand 64]); |
339 |
nuke_str $pass; |
340 |
$pl->connect ($ns); |
341 |
my $ob = $pl->ob; |
342 |
|
343 |
$ob->goto ($pl->maplevel, $ob->x, $ob->y); |
344 |
|
345 |
while () { |
346 |
$ob->update_stats; |
347 |
$pl->save_stats; |
348 |
|
349 |
my $res = query $ns, cf::CS_QUERY_SINGLECHAR, |
350 |
"[y] to roll new stats [n] to use stats\n[1-7] [1-7] to swap stats.\nRoll again (y/n/1-7)?"; |
351 |
|
352 |
if ($res =~ /^[Nn]/) { |
353 |
last; |
354 |
} elsif ($res > 0 && $res <= 7) { |
355 |
my $swap = query $ns, cf::CS_QUERY_SINGLECHAR, "Swap stat with (will not roll new stats) [1-7]?"; |
356 |
|
357 |
if ($swap > 0 && $swap <= 7) { |
358 |
$ob->swap_stats ($res - 1, $swap - 1); |
359 |
} |
360 |
} else { |
361 |
$ob->roll_stats; |
362 |
} |
363 |
|
364 |
Coro::Timer::sleep 0.2; |
365 |
} |
366 |
|
367 |
$ob->set_animation (2); |
368 |
$ob->add_statbonus; |
369 |
|
370 |
while () { |
371 |
$ns->send_msg ("chargen-race-title", ucfirst $pl->title, -1); |
372 |
my $msg = $ob->msg; |
373 |
$msg =~ s/(?<=\S)\n(?=\S)/ /g; |
374 |
$ns->send_msg ("chargen-race-description", $msg, cf::NDI_BLUE); |
375 |
|
376 |
my $res = query $ns, cf::CS_QUERY_SINGLECHAR, |
377 |
"Now choose a character.\nPress any key to change outlook.\nPress `d' when you're pleased.\n"; |
378 |
|
379 |
last if $res =~ /[dD]/; |
380 |
|
381 |
$pl->chargen_race_next; |
382 |
Coro::Timer::sleep 0.2; |
383 |
} |
384 |
|
385 |
$pl->chargen_race_done; |
386 |
|
387 |
while () { |
388 |
my $res = query $ns, cf::CS_QUERY_SINGLECHAR, |
389 |
"Now choose a gender.\nPress 'f' to become female, and 'm' to become male.\n"; |
390 |
|
391 |
if ($res =~ /^[fF]/) { |
392 |
$pl->gender (1); |
393 |
last; |
394 |
} elsif ($res =~ /^[mM]/) { |
395 |
$pl->gender (0); |
396 |
last; |
397 |
} |
398 |
Coro::Timer::sleep 0.2; |
399 |
} |
400 |
|
401 |
$ob->reply (undef, "Welcome to Crossfire!"); |
402 |
|
403 |
delete $pl->{deny_save}; |
404 |
|
405 |
last; |
406 |
} |
407 |
}); |
408 |
}); |
409 |
|
410 |
cf::register_command quit => sub { |
411 |
my ($ob, $arg) = @_; |
412 |
|
413 |
$ob->reply (undef, |
414 |
"Quitting will delete your character PERMANENTLY: It will be gone forever and any progress will be lost. " |
415 |
. "If you are sure you want to do this, then use the quit_character command instead of quit.", |
416 |
cf::NDI_UNIQUE | cf::NDI_RED); |
417 |
}; |
418 |
|
419 |
cf::register_command quit_character => sub { |
420 |
my ($ob, $arg) = @_; |
421 |
|
422 |
my $pl = $ob->contr; |
423 |
|
424 |
$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to PERMANENTLY delete your character and all associated data (y/n)?", sub { |
425 |
if ($_[0] !~ /^[yY]/) { |
426 |
$ob->reply (undef, |
427 |
"Ok, not not quitting then.", |
428 |
cf::NDI_UNIQUE | cf::NDI_RED); |
429 |
} else { |
430 |
$ob->reply (undef, |
431 |
"Ok, quitting, hope to see you again.", |
432 |
cf::NDI_UNIQUE | cf::NDI_RED); |
433 |
$pl->ns->flush; |
434 |
cf::async { $pl->quit_character }; |
435 |
} |
436 |
}); |
437 |
}; |
438 |
|
439 |
cf::object->attach ( |
440 |
type => cf::SAVEBED, |
441 |
on_apply => sub { |
442 |
my ($bed, $ob) = @_; |
443 |
|
444 |
return cf::override 0 unless $ob->type == cf::PLAYER; |
445 |
|
446 |
my $pl = $ob->contr; |
447 |
|
448 |
# update respawn position |
449 |
$pl->savebed ($bed->map->path, $bed->x, $bed->y); |
450 |
cf::async { $pl->save }; |
451 |
|
452 |
$pl->killer ("left"); |
453 |
$ob->check_score; |
454 |
|
455 |
$ob->reply (undef, "In the future, you will wake up here when you die."); |
456 |
|
457 |
$pl->ns->query (cf::CS_QUERY_SINGLECHAR, "Do you want to continue playing (y/n)?", sub { |
458 |
if ($_[0] !~ /^[yY]/) { |
459 |
$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1); |
460 |
$pl->deactivate; |
461 |
$pl->ns->destroy; |
462 |
} else { |
463 |
cf::async { $pl->save }; |
464 |
} |
465 |
}); |
466 |
}, |
467 |
); |
468 |
|
469 |
cf::player->attach ( |
470 |
on_login => sub { |
471 |
my ($pl) = @_; |
472 |
my $name = $pl->ob->name; |
473 |
|
474 |
$_->ob->message ("$name has entered the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
475 |
}, |
476 |
on_logout => sub { |
477 |
my ($pl, $cleanly) = @_; |
478 |
my $name = $pl->ob->name; |
479 |
|
480 |
if ($cleanly) { |
481 |
$_->ob->message ("$name left the game.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
482 |
} else { |
483 |
$_->ob->message ("$name uncerimoniously disconnected.", cf::NDI_DK_ORANGE | cf::NDI_UNIQUE) for cf::player::list; |
484 |
$pl->{unclean_save} = $cf::RUNTIME; |
485 |
} |
486 |
}, |
487 |
); |
488 |
|
489 |
############################################################################# |
490 |
|
491 |
our $SCHEDULE_INTERVAL = $cf::CFG{player_schedule_interval} || 10; # time the player scheduler sleeps between runs |
492 |
our $SAVE_TIMEOUT = $cf::CFG{player_save_interval} || 20; # save players every n seconds |
493 |
|
494 |
our $SCHEDULER = cf::async_ext { |
495 |
$Coro::current->{desc} = "player scheduler"; |
496 |
|
497 |
while () { |
498 |
Coro::EV::timer_once $SCHEDULE_INTERVAL; |
499 |
|
500 |
# this weird form of iteration over values is used because |
501 |
# the hash changes underneath us frequently, and for |
502 |
# keeps a direct reference to the value without (in 5.8 perls) |
503 |
# keeping a reference, so this is prone to crashes or worse. |
504 |
my @players = keys %cf::PLAYER; |
505 |
for (@players) { |
506 |
my $pl = $cf::PLAYER{$_} |
507 |
or next; |
508 |
$pl->valid or next; |
509 |
|
510 |
eval { |
511 |
if ($pl->{last_save} + $SAVE_TIMEOUT <= $cf::RUNTIME) { |
512 |
$pl->save; |
513 |
|
514 |
unless ($pl->active || $pl->ns) { |
515 |
# check refcounts, this is tricky and needs to be adjusted to fit server internals |
516 |
my $ob = $pl->ob; |
517 |
|
518 |
my $pl_ref = $pl->refcnt_cnt; |
519 |
my $ob_ref = $ob->refcnt_cnt; |
520 |
|
521 |
## pl_ref == $pl + ob->contr + %cf::PLAYER |
522 |
## ob_ref == $ob + pl->observe + simply being an object |
523 |
if ($pl_ref == 3 && $ob_ref == 3) { |
524 |
warn "player-scheduler destroy ", $ob->name;#d# |
525 |
|
526 |
# remove from sight and get fresh "copies" |
527 |
$pl = delete $cf::PLAYER{$ob->name}; |
528 |
$ob = $pl->ob; |
529 |
|
530 |
$pl->destroy; # destroys $ob |
531 |
} else { |
532 |
my $a_ = $pl->refcnt;#d# |
533 |
my $b_ = $ob->refcnt;#d# |
534 |
|
535 |
warn "player-scheduler refcnt ", $ob->name, " pl $pl_ref ob $ob_ref (C pl $a_ ob $b_)\n";#d# |
536 |
} |
537 |
} |
538 |
} |
539 |
}; |
540 |
warn $@ if $@; |
541 |
Coro::cede; |
542 |
}; |
543 |
} |
544 |
}; |
545 |
|
546 |
$SCHEDULER->prio (1); |
547 |
|