1 |
=head1 NAME |
2 |
|
3 |
CFPlus - undocumented utility garbage for our crossfire client |
4 |
|
5 |
=head1 SYNOPSIS |
6 |
|
7 |
use CFPlus; |
8 |
|
9 |
=head1 DESCRIPTION |
10 |
|
11 |
=over 4 |
12 |
|
13 |
=cut |
14 |
|
15 |
package CFPlus; |
16 |
|
17 |
use Carp (); |
18 |
|
19 |
BEGIN { |
20 |
$VERSION = '0.97'; |
21 |
|
22 |
use XSLoader; |
23 |
XSLoader::load "CFPlus", $VERSION; |
24 |
} |
25 |
|
26 |
use utf8; |
27 |
|
28 |
use AnyEvent (); |
29 |
use BerkeleyDB; |
30 |
use Pod::POM (); |
31 |
use Scalar::Util (); |
32 |
use File::Path (); |
33 |
use Storable (); # finally |
34 |
|
35 |
BEGIN { |
36 |
use Crossfire::Protocol::Base (); |
37 |
*to_json = \&Crossfire::Protocol::Base::to_json; |
38 |
*from_json = \&Crossfire::Protocol::Base::from_json; |
39 |
} |
40 |
|
41 |
=item guard { BLOCK } |
42 |
|
43 |
Returns an object that executes the given block as soon as it is destroyed. |
44 |
|
45 |
=cut |
46 |
|
47 |
sub guard(&) { |
48 |
bless \(my $cb = $_[0]), "CFPlus::Guard" |
49 |
} |
50 |
|
51 |
sub CFPlus::Guard::DESTROY { |
52 |
${$_[0]}->() |
53 |
} |
54 |
|
55 |
=item shorten $string[, $maxlength] |
56 |
|
57 |
=cut |
58 |
|
59 |
sub shorten($;$) { |
60 |
my ($str, $len) = @_; |
61 |
substr $str, $len, (length $str), "..." if $len + 3 <= length $str; |
62 |
$str |
63 |
} |
64 |
|
65 |
sub asxml($) { |
66 |
local $_ = $_[0]; |
67 |
|
68 |
s/&/&/g; |
69 |
s/>/>/g; |
70 |
s/</</g; |
71 |
|
72 |
$_ |
73 |
} |
74 |
|
75 |
sub socketpipe() { |
76 |
socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
77 |
or die "cannot establish bidiretcional pipe: $!\n"; |
78 |
|
79 |
($fh1, $fh2) |
80 |
} |
81 |
|
82 |
sub background(&;&) { |
83 |
my ($bg, $cb) = @_; |
84 |
|
85 |
my ($fh_r, $fh_w) = CFPlus::socketpipe; |
86 |
|
87 |
my $pid = fork; |
88 |
|
89 |
if (defined $pid && !$pid) { |
90 |
local $SIG{__DIE__}; |
91 |
|
92 |
open STDOUT, ">&", $fh_w; |
93 |
open STDERR, ">&", $fh_w; |
94 |
close $fh_r; |
95 |
close $fh_w; |
96 |
|
97 |
$| = 1; |
98 |
|
99 |
eval { $bg->() }; |
100 |
|
101 |
if ($@) { |
102 |
my $msg = $@; |
103 |
$msg =~ s/\n+/\n/; |
104 |
warn "FATAL: $msg"; |
105 |
CFPlus::_exit 1; |
106 |
} |
107 |
|
108 |
# win32 is fucked up, of course. exit will clean stuff up, |
109 |
# which destroys our database etc. _exit will exit ALL |
110 |
# forked processes, because of the dreaded fork emulation. |
111 |
CFPlus::_exit 0; |
112 |
} |
113 |
|
114 |
close $fh_w; |
115 |
|
116 |
my $buffer; |
117 |
|
118 |
my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub { |
119 |
unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
120 |
undef $w; |
121 |
$cb->(); |
122 |
return; |
123 |
} |
124 |
|
125 |
while ($buffer =~ s/^(.*)\n//) { |
126 |
my $line = $1; |
127 |
$line =~ s/\s+$//; |
128 |
utf8::decode $line; |
129 |
if ($line =~ /^\x{e877}json_msg (.*)$/s) { |
130 |
$cb->(from_json $1); |
131 |
} else { |
132 |
::message ({ |
133 |
markup => "background($pid): " . CFPlus::asxml $line, |
134 |
}); |
135 |
} |
136 |
} |
137 |
}); |
138 |
} |
139 |
|
140 |
sub background_msg { |
141 |
my ($msg) = @_; |
142 |
|
143 |
$msg = "\x{e877}json_msg " . to_json $msg; |
144 |
$msg =~ s/\n//g; |
145 |
utf8::encode $msg; |
146 |
print $msg, "\n"; |
147 |
} |
148 |
|
149 |
package CFPlus::Database; |
150 |
|
151 |
our @ISA = BerkeleyDB::Btree::; |
152 |
|
153 |
sub get($$) { |
154 |
my $data; |
155 |
|
156 |
$_[0]->db_get ($_[1], $data) == 0 |
157 |
? $data |
158 |
: () |
159 |
} |
160 |
|
161 |
my %DB_SYNC; |
162 |
|
163 |
sub put($$$) { |
164 |
my ($db, $key, $data) = @_; |
165 |
|
166 |
my $hkey = $db + 0; |
167 |
Scalar::Util::weaken $db; |
168 |
$DB_SYNC{$hkey} ||= AnyEvent->timer (after => 5, cb => sub { |
169 |
delete $DB_SYNC{$hkey}; |
170 |
$db->db_sync if $db; |
171 |
}); |
172 |
|
173 |
$db->db_put ($key => $data) |
174 |
} |
175 |
|
176 |
package CFPlus; |
177 |
|
178 |
sub find_rcfile($) { |
179 |
my $path; |
180 |
|
181 |
for (grep !ref, @INC) { |
182 |
$path = "$_/CFPlus/resources/$_[0]"; |
183 |
return $path if -r $path; |
184 |
} |
185 |
|
186 |
die "FATAL: can't find required file $_[0]\n"; |
187 |
} |
188 |
|
189 |
sub read_cfg { |
190 |
my ($file) = @_; |
191 |
|
192 |
open my $fh, $file |
193 |
or return; |
194 |
|
195 |
local $/; |
196 |
my $CFG = <$fh>; |
197 |
|
198 |
if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove |
199 |
require YAML; |
200 |
utf8::decode $CFG; |
201 |
$::CFG = YAML::Load ($CFG); |
202 |
} elsif ($CFG =~ /^\{/) { |
203 |
$::CFG = from_json $CFG; |
204 |
} else { |
205 |
$::CFG = eval $CFG; ## todo comaptibility cruft |
206 |
} |
207 |
} |
208 |
|
209 |
sub write_cfg { |
210 |
my ($file) = @_; |
211 |
|
212 |
$::CFG->{VERSION} = $::VERSION; |
213 |
|
214 |
open my $fh, ">:utf8", $file |
215 |
or return; |
216 |
print $fh to_json $::CFG; |
217 |
} |
218 |
|
219 |
sub http_proxy { |
220 |
my @proxy = win32_proxy_info; |
221 |
|
222 |
if (@proxy) { |
223 |
"http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0] |
224 |
} elsif (exists $ENV{http_proxy}) { |
225 |
$ENV{http_proxy} |
226 |
} else { |
227 |
() |
228 |
} |
229 |
} |
230 |
|
231 |
sub set_proxy { |
232 |
my $proxy = http_proxy |
233 |
or return; |
234 |
|
235 |
$ENV{http_proxy} = $proxy; |
236 |
} |
237 |
|
238 |
sub lwp_useragent { |
239 |
require LWP::UserAgent; |
240 |
|
241 |
CFPlus::set_proxy; |
242 |
|
243 |
my $ua = LWP::UserAgent->new ( |
244 |
agent => "cfplus $VERSION", |
245 |
keep_alive => 1, |
246 |
env_proxy => 1, |
247 |
timeout => 30, |
248 |
); |
249 |
} |
250 |
|
251 |
sub lwp_check($) { |
252 |
my ($res) = @_; |
253 |
|
254 |
$res->is_error |
255 |
and die $res->status_line; |
256 |
|
257 |
$res |
258 |
} |
259 |
|
260 |
our $DB_ENV; |
261 |
our $DB_STATE; |
262 |
|
263 |
sub db_table($) { |
264 |
my ($table) = @_; |
265 |
|
266 |
$table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; |
267 |
|
268 |
new CFPlus::Database |
269 |
-Env => $DB_ENV, |
270 |
-Filename => $table, |
271 |
# -Filename => "database", |
272 |
# -Subname => $table, |
273 |
-Property => DB_CHKSUM, |
274 |
-Flags => DB_CREATE | DB_UPGRADE, |
275 |
or die "unable to create/open database table $_[0]: $BerkeleyDB::Error" |
276 |
} |
277 |
|
278 |
our $DB_HOME = "$Crossfire::VARDIR/cfplus"; |
279 |
|
280 |
sub open_db { |
281 |
use strict; |
282 |
|
283 |
mkdir $DB_HOME, 0777; |
284 |
my $recover = $BerkeleyDB::db_version >= 4.4 |
285 |
? eval "DB_REGISTER | DB_RECOVER" |
286 |
: 0; |
287 |
|
288 |
$DB_ENV = new BerkeleyDB::Env |
289 |
-Home => $DB_HOME, |
290 |
-Cachesize => 1_000_000, |
291 |
-ErrFile => "$DB_HOME/errorlog.txt", |
292 |
# -ErrPrefix => "DATABASE", |
293 |
-Verbose => 1, |
294 |
-Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN | $recover, |
295 |
-SetFlags => DB_AUTO_COMMIT | DB_LOG_AUTOREMOVE, |
296 |
or die "unable to create/open database home $DB_HOME: $BerkeleyDB::Error"; |
297 |
|
298 |
$DB_STATE = db_table "state"; |
299 |
|
300 |
1 |
301 |
} |
302 |
|
303 |
unless (eval { open_db }) { |
304 |
File::Path::rmtree $DB_HOME; |
305 |
open_db; |
306 |
} |
307 |
|
308 |
package CFPlus::Layout; |
309 |
|
310 |
$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { |
311 |
reset_glyph_cache; |
312 |
}; |
313 |
|
314 |
package CFPlus::Item; |
315 |
|
316 |
use strict; |
317 |
use Crossfire::Protocol::Constants; |
318 |
|
319 |
my $last_enter_count = 1; |
320 |
|
321 |
sub desc_string { |
322 |
my ($self) = @_; |
323 |
|
324 |
my $desc = |
325 |
$self->{nrof} < 2 |
326 |
? $self->{name} |
327 |
: "$self->{nrof} × $self->{name_pl}"; |
328 |
|
329 |
$self->{flags} & F_OPEN |
330 |
and $desc .= " (open)"; |
331 |
$self->{flags} & F_APPLIED |
332 |
and $desc .= " (applied)"; |
333 |
$self->{flags} & F_UNPAID |
334 |
and $desc .= " (unpaid)"; |
335 |
$self->{flags} & F_MAGIC |
336 |
and $desc .= " (magic)"; |
337 |
$self->{flags} & F_CURSED |
338 |
and $desc .= " (cursed)"; |
339 |
$self->{flags} & F_DAMNED |
340 |
and $desc .= " (damned)"; |
341 |
$self->{flags} & F_LOCKED |
342 |
and $desc .= " *"; |
343 |
|
344 |
$desc |
345 |
} |
346 |
|
347 |
sub weight_string { |
348 |
my ($self) = @_; |
349 |
|
350 |
my $weight = ($self->{nrof} || 1) * $self->{weight}; |
351 |
|
352 |
$weight < 0 ? "?" : $weight * 0.001 |
353 |
} |
354 |
|
355 |
sub do_n_dialog { |
356 |
my ($cb) = @_; |
357 |
|
358 |
my $w = new CFPlus::UI::Toplevel |
359 |
on_delete => sub { $_[0]->destroy; 1 }, |
360 |
has_close_button => 1, |
361 |
; |
362 |
|
363 |
$w->add (my $vb = new CFPlus::UI::VBox x => "center", y => "center"); |
364 |
$vb->add (new CFPlus::UI::Label text => "Enter item count:"); |
365 |
$vb->add (my $entry = new CFPlus::UI::Entry |
366 |
text => $last_enter_count, |
367 |
on_activate => sub { |
368 |
my ($entry) = @_; |
369 |
$last_enter_count = $entry->get_text; |
370 |
$cb->($last_enter_count); |
371 |
$w->hide; |
372 |
$w->destroy; |
373 |
|
374 |
0 |
375 |
}, |
376 |
on_escape => sub { $w->destroy; 1 }, |
377 |
); |
378 |
$entry->grab_focus; |
379 |
$w->show; |
380 |
} |
381 |
|
382 |
sub update_widgets { |
383 |
my ($self) = @_; |
384 |
|
385 |
# necessary to avoid cyclic references |
386 |
Scalar::Util::weaken $self; |
387 |
|
388 |
my $button_cb = sub { |
389 |
my (undef, $ev, $x, $y) = @_; |
390 |
|
391 |
my $targ = $::CONN->{player}{tag}; |
392 |
|
393 |
if ($self->{container} == $::CONN->{player}{tag}) { |
394 |
$targ = $::CONN->{open_container}; |
395 |
} |
396 |
|
397 |
if (($ev->{mod} & CFPlus::KMOD_SHIFT) && $ev->{button} == 1) { |
398 |
$::CONN->send ("move $targ $self->{tag} 0") |
399 |
if $targ || !($self->{flags} & F_LOCKED); |
400 |
} elsif (($ev->{mod} & CFPlus::KMOD_SHIFT) && $ev->{button} == 2) { |
401 |
$self->{flags} & F_LOCKED |
402 |
? $::CONN->send ("lock " . pack "CN", 0, $self->{tag}) |
403 |
: $::CONN->send ("lock " . pack "CN", 1, $self->{tag}) |
404 |
} elsif ($ev->{button} == 1) { |
405 |
$::CONN->send ("examine $self->{tag}"); |
406 |
} elsif ($ev->{button} == 2) { |
407 |
$::CONN->send ("apply $self->{tag}"); |
408 |
} elsif ($ev->{button} == 3) { |
409 |
my $move_prefix = $::CONN->{open_container} ? 'put' : 'drop'; |
410 |
if ($self->{container} == $::CONN->{open_container}) { |
411 |
$move_prefix = "take"; |
412 |
} |
413 |
|
414 |
my $shortname = CFPlus::shorten $self->{name}, 14; |
415 |
|
416 |
my @menu_items = ( |
417 |
["examine", sub { $::CONN->send ("examine $self->{tag}") }], |
418 |
["mark", sub { $::CONN->send ("mark ". pack "N", $self->{tag}) }], |
419 |
["ignite/thaw", # first try of an easier use of flint&steel |
420 |
sub { |
421 |
$::CONN->send ("mark ". pack "N", $self->{tag}); |
422 |
$::CONN->send ("command apply flint and steel"); |
423 |
} |
424 |
], |
425 |
["inscribe", # first try of an easier use of flint&steel |
426 |
sub { |
427 |
&::open_string_query ("Text to inscribe", sub { |
428 |
my ($entry, $txt) = @_; |
429 |
$::CONN->send ("mark ". pack "N", $self->{tag}); |
430 |
$::CONN->send ("command use_skill inscription $txt"); |
431 |
}); |
432 |
} |
433 |
], |
434 |
["rename", # first try of an easier use of flint&steel |
435 |
sub { |
436 |
&::open_string_query ("Rename item to:", sub { |
437 |
my ($entry, $txt) = @_; |
438 |
$::CONN->send ("mark ". pack "N", $self->{tag}); |
439 |
$::CONN->send ("command rename to <$txt>"); |
440 |
}, $self->{name}, |
441 |
"If you input no name or erase the current custom name, the custom name will be unset"); |
442 |
} |
443 |
], |
444 |
["apply", sub { $::CONN->send ("apply $self->{tag}") }], |
445 |
( |
446 |
$self->{flags} & F_LOCKED |
447 |
? ( |
448 |
["unlock", sub { $::CONN->send ("lock " . pack "CN", 0, $self->{tag}) }], |
449 |
) |
450 |
: ( |
451 |
["lock", sub { $::CONN->send ("lock " . pack "CN", 1, $self->{tag}) }], |
452 |
["$move_prefix all", sub { $::CONN->send ("move $targ $self->{tag} 0") }], |
453 |
["$move_prefix <n>", |
454 |
sub { |
455 |
do_n_dialog (sub { $::CONN->send ("move $targ $self->{tag} $_[0]") }) |
456 |
} |
457 |
] |
458 |
) |
459 |
), |
460 |
["bind <i>apply $shortname</i> to a key" => sub { $::BIND_EDITOR->do_quick_binding (["apply $self->{name}"]) }], |
461 |
); |
462 |
|
463 |
CFPlus::UI::Menu->new (items => \@menu_items)->popup ($ev); |
464 |
} |
465 |
|
466 |
1 |
467 |
}; |
468 |
|
469 |
my $tooltip_std = "<small>" |
470 |
. "Left click - examine item\n" |
471 |
. "Shift-Left click - " . ($self->{container} ? "move or drop" : "take") . " item\n" |
472 |
. "Middle click - apply\n" |
473 |
. "Shift-Middle click - lock/unlock\n" |
474 |
. "Right click - further options" |
475 |
. "</small>\n"; |
476 |
|
477 |
my $bg = $self->{flags} & F_CURSED ? [1 , 0 , 0, 0.5] |
478 |
: $self->{flags} & F_MAGIC ? [0.2, 0.2, 1, 0.5] |
479 |
: undef; |
480 |
|
481 |
$self->{face_widget} ||= new CFPlus::UI::Face |
482 |
can_events => 1, |
483 |
can_hover => 1, |
484 |
anim => $self->{anim}, |
485 |
animspeed => $self->{animspeed}, # TODO# must be set at creation time |
486 |
on_button_down => $button_cb, |
487 |
; |
488 |
$self->{face_widget}{bg} = $bg; |
489 |
$self->{face_widget}{face} = $self->{face}; |
490 |
$self->{face_widget}{anim} = $self->{anim}; |
491 |
$self->{face_widget}{animspeed} = $self->{animspeed}; |
492 |
$self->{face_widget}->set_tooltip ( |
493 |
"<b>Face/Animation.</b>\n" |
494 |
. "Item uses face #$self->{face}. " |
495 |
. ($self->{animspeed} ? "Item uses animation #$self->{anim} at " . (1 / $self->{animspeed}) . "fps. " : "Item is not animated. ") |
496 |
. "\n\n$tooltip_std" |
497 |
); |
498 |
|
499 |
$self->{desc_widget} ||= new CFPlus::UI::Label |
500 |
can_events => 1, |
501 |
can_hover => 1, |
502 |
ellipsise => 2, |
503 |
align => -1, |
504 |
on_button_down => $button_cb, |
505 |
; |
506 |
my $desc = CFPlus::Item::desc_string $self; |
507 |
$self->{desc_widget}{bg} = $bg; |
508 |
$self->{desc_widget}->set_text ($desc); |
509 |
$self->{desc_widget}->set_tooltip ("<b>$desc</b>.\n$tooltip_std"); |
510 |
|
511 |
$self->{weight_widget} ||= new CFPlus::UI::Label |
512 |
can_events => 1, |
513 |
can_hover => 1, |
514 |
ellipsise => 0, |
515 |
align => 0, |
516 |
on_button_down => $button_cb, |
517 |
; |
518 |
$self->{weight_widget}{bg} = $bg; |
519 |
$self->{weight_widget}->set_text (CFPlus::Item::weight_string $self); |
520 |
$self->{weight_widget}->set_tooltip ( |
521 |
"<b>Weight</b>.\n" |
522 |
. ($self->{weight} >= 0 ? "One item weighs $self->{weight}g. " : "You have no idea how much this weighs. ") |
523 |
. ($self->{nrof} ? "You have $self->{nrof} of it. " : "Item cannot stack with others of it's kind. ") |
524 |
. "\n\n$tooltip_std" |
525 |
); |
526 |
} |
527 |
|
528 |
1; |
529 |
|
530 |
=back |
531 |
|
532 |
=head1 AUTHOR |
533 |
|
534 |
Marc Lehmann <schmorp@schmorp.de> |
535 |
http://home.schmorp.de/ |
536 |
|
537 |
=cut |
538 |
|