| 1 |
=head1 NAME |
| 2 |
|
| 3 |
DC - undocumented utility garbage for our deliantra client |
| 4 |
|
| 5 |
=head1 SYNOPSIS |
| 6 |
|
| 7 |
use DC; |
| 8 |
|
| 9 |
=head1 DESCRIPTION |
| 10 |
|
| 11 |
=over 4 |
| 12 |
|
| 13 |
=cut |
| 14 |
|
| 15 |
package DC; |
| 16 |
|
| 17 |
use Carp (); |
| 18 |
|
| 19 |
our $VERSION; |
| 20 |
|
| 21 |
BEGIN { |
| 22 |
$VERSION = '3.0'; |
| 23 |
|
| 24 |
use XSLoader; |
| 25 |
XSLoader::load "Deliantra::Client", $VERSION; |
| 26 |
} |
| 27 |
|
| 28 |
use utf8; |
| 29 |
use strict qw(vars subs); |
| 30 |
|
| 31 |
use Socket (); |
| 32 |
use AnyEvent (); |
| 33 |
use AnyEvent::Util (); |
| 34 |
use Pod::POM (); |
| 35 |
use File::Path (); |
| 36 |
use Storable (); # finally |
| 37 |
use Fcntl (); |
| 38 |
use JSON::XS qw(encode_json decode_json); |
| 39 |
use Guard qw(guard); |
| 40 |
|
| 41 |
# modules to support other DC::* packages |
| 42 |
use List::Util (); |
| 43 |
use IO::AIO (); |
| 44 |
use Coro::AIO (); |
| 45 |
use AnyEvent::AIO (); |
| 46 |
|
| 47 |
use Deliantra::Util (); |
| 48 |
use Deliantra::Protocol::Constants (); |
| 49 |
|
| 50 |
=item shorten $string[, $maxlength] |
| 51 |
|
| 52 |
=cut |
| 53 |
|
| 54 |
sub shorten($;$) { |
| 55 |
my ($str, $len) = @_; |
| 56 |
substr $str, $len, (length $str), "..." if $len + 3 <= length $str; |
| 57 |
$str |
| 58 |
} |
| 59 |
|
| 60 |
sub asxml($) { |
| 61 |
local $_ = $_[0]; |
| 62 |
|
| 63 |
s/&/&/g; |
| 64 |
s/>/>/g; |
| 65 |
s/</</g; |
| 66 |
|
| 67 |
$_ |
| 68 |
} |
| 69 |
|
| 70 |
sub sanitise_cfxml($) { |
| 71 |
local $_ = shift; |
| 72 |
|
| 73 |
# we now weed out all tags we do not support |
| 74 |
s{ <(?! /?i> | /?u> | /?b> | /?big | /?small | /?s | /?tt | fg\ | /fg>) |
| 75 |
}{ |
| 76 |
"<" |
| 77 |
}gex; |
| 78 |
|
| 79 |
# now all entities |
| 80 |
s/&(?!amp;|lt;|gt;|apos;|quot;|#[0-9]+;|#x[0-9a-fA-F]+;)/&/g; |
| 81 |
|
| 82 |
# handle some elements |
| 83 |
s/<fg name='([^']*)'>(.*?)<\/fg>/<span foreground='$1'>$2<\/span>/gs; |
| 84 |
s/<fg name="([^"]*)">(.*?)<\/fg>/<span foreground="$1">$2<\/span>/gs; |
| 85 |
|
| 86 |
s/\s+$//; |
| 87 |
|
| 88 |
$_ |
| 89 |
} |
| 90 |
|
| 91 |
sub background(&;&) { |
| 92 |
my ($bg, $cb) = @_; |
| 93 |
|
| 94 |
my ($fh_r, $fh_w) = AnyEvent::Util::portable_socketpair |
| 95 |
or die "unable to create background socketpair: $!"; |
| 96 |
|
| 97 |
my $pid = fork; |
| 98 |
|
| 99 |
if (defined $pid && !$pid) { |
| 100 |
local $SIG{__DIE__}; |
| 101 |
|
| 102 |
open STDOUT, ">&", $fh_w; |
| 103 |
open STDERR, ">&", $fh_w; |
| 104 |
close $fh_r; |
| 105 |
close $fh_w; |
| 106 |
|
| 107 |
$| = 1; |
| 108 |
|
| 109 |
eval { $bg->() }; |
| 110 |
|
| 111 |
if ($@) { |
| 112 |
my $msg = $@; |
| 113 |
$msg =~ s/\n+/\n/; |
| 114 |
warn "FATAL: $msg"; |
| 115 |
DC::_exit 1; |
| 116 |
} |
| 117 |
|
| 118 |
# win32 is fucked up, of course. exit will clean stuff up, |
| 119 |
# which destroys our database etc. _exit will exit ALL |
| 120 |
# forked processes, because of the dreaded fork emulation. |
| 121 |
DC::_exit 0; |
| 122 |
} |
| 123 |
|
| 124 |
close $fh_w; |
| 125 |
|
| 126 |
my $buffer; |
| 127 |
|
| 128 |
my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub { |
| 129 |
unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
| 130 |
undef $w; |
| 131 |
$cb->(); |
| 132 |
return; |
| 133 |
} |
| 134 |
|
| 135 |
while ($buffer =~ s/^(.*)\n//) { |
| 136 |
my $line = $1; |
| 137 |
$line =~ s/\s+$//; |
| 138 |
utf8::decode $line; |
| 139 |
if ($line =~ /^\x{e877}json_msg (.*)$/s) { |
| 140 |
$cb->(JSON::XS->new->allow_nonref->decode ($1)); |
| 141 |
} else { |
| 142 |
::message ({ |
| 143 |
markup => "background($pid): " . DC::asxml $line, |
| 144 |
}); |
| 145 |
} |
| 146 |
} |
| 147 |
}); |
| 148 |
} |
| 149 |
|
| 150 |
sub background_msg { |
| 151 |
my ($msg) = @_; |
| 152 |
|
| 153 |
$msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg); |
| 154 |
$msg =~ s/\n//g; |
| 155 |
utf8::encode $msg; |
| 156 |
print $msg, "\n"; |
| 157 |
} |
| 158 |
|
| 159 |
package DC; |
| 160 |
|
| 161 |
our $RC_THEME; |
| 162 |
our %THEME; |
| 163 |
our @RC_PATH; |
| 164 |
our $RC_BASE; |
| 165 |
|
| 166 |
for (grep !ref, @INC) { |
| 167 |
$RC_BASE = "$_/Deliantra/Client/private/resources"; |
| 168 |
last if -d $RC_BASE; |
| 169 |
} |
| 170 |
|
| 171 |
sub find_rcfile($) { |
| 172 |
my $path; |
| 173 |
|
| 174 |
for (@RC_PATH, "") { |
| 175 |
$path = "$RC_BASE/$_/$_[0]"; |
| 176 |
return $path if -e $path; |
| 177 |
} |
| 178 |
|
| 179 |
die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n"; |
| 180 |
} |
| 181 |
|
| 182 |
sub load_json($) { |
| 183 |
my ($file) = @_; |
| 184 |
|
| 185 |
open my $fh, $file |
| 186 |
or return; |
| 187 |
|
| 188 |
local $/; |
| 189 |
eval { JSON::XS->new->utf8->relaxed->decode (<$fh>) } |
| 190 |
} |
| 191 |
|
| 192 |
sub set_theme($) { |
| 193 |
return if $RC_THEME eq $_[0]; |
| 194 |
$RC_THEME = $_[0]; |
| 195 |
|
| 196 |
# kind of hacky, find the main theme file, then load all theme files and merge them |
| 197 |
|
| 198 |
%THEME = (); |
| 199 |
@RC_PATH = "theme-$RC_THEME"; |
| 200 |
|
| 201 |
my $theme = load_json find_rcfile "theme.json" |
| 202 |
or die "FATAL: theme resource file not found"; |
| 203 |
|
| 204 |
@RC_PATH = @{ $theme->{path} } if $theme->{path}; |
| 205 |
|
| 206 |
for (@RC_PATH, "") { |
| 207 |
my $theme = load_json "$RC_BASE/$_/theme.json" |
| 208 |
or next; |
| 209 |
|
| 210 |
%THEME = ( %$theme, %THEME ); |
| 211 |
} |
| 212 |
} |
| 213 |
|
| 214 |
sub read_cfg($) { |
| 215 |
my ($file) = @_; |
| 216 |
|
| 217 |
$::CFG = (load_json $file) || (load_json "$file.bak"); |
| 218 |
} |
| 219 |
|
| 220 |
sub write_cfg($) { |
| 221 |
my $file = "$Deliantra::VARDIR/client.cf"; |
| 222 |
|
| 223 |
$::CFG->{VERSION} = $::VERSION; |
| 224 |
$::CFG->{layout} = DC::UI::get_layout (); |
| 225 |
|
| 226 |
open my $fh, ">:utf8", "$file~" |
| 227 |
or return; |
| 228 |
print $fh JSON::XS->new->utf8->pretty->encode ($::CFG); |
| 229 |
close $fh; |
| 230 |
|
| 231 |
rename $file, "$file.bak"; |
| 232 |
rename "$file~", $file; |
| 233 |
} |
| 234 |
|
| 235 |
sub load_cfg() { |
| 236 |
if (-e "$Deliantra::VARDIR/client.cf") { |
| 237 |
DC::read_cfg "$Deliantra::VARDIR/client.cf"; |
| 238 |
} else { |
| 239 |
$::CFG = { cfg_schema => 1, db_schema => 1 }; |
| 240 |
} |
| 241 |
} |
| 242 |
|
| 243 |
sub save_cfg() { |
| 244 |
write_cfg "$Deliantra::VARDIR/client.cf"; |
| 245 |
} |
| 246 |
|
| 247 |
sub upgrade_cfg() { |
| 248 |
my %DEF_CFG = ( |
| 249 |
config_autosave => 1, |
| 250 |
sdl_mode => undef, |
| 251 |
fullscreen => 1, |
| 252 |
fast => 0, |
| 253 |
force_opengl11 => undef, |
| 254 |
disable_alpha => 0, |
| 255 |
smooth_movement => 1, |
| 256 |
smooth_transitions => 1, |
| 257 |
texture_compression => 1, |
| 258 |
map_scale => 1, |
| 259 |
fow_enable => 1, |
| 260 |
fow_intensity => 0, |
| 261 |
fow_texture => 0, |
| 262 |
map_smoothing => 1, |
| 263 |
gui_fontsize => 1, |
| 264 |
log_fontsize => 0.7, |
| 265 |
gauge_fontsize => 1, |
| 266 |
gauge_size => 0.35, |
| 267 |
stat_fontsize => 0.7, |
| 268 |
mapsize => 100, |
| 269 |
audio_enable => 1, |
| 270 |
audio_hw_channels => 0, |
| 271 |
audio_hw_frequency => 0, |
| 272 |
audio_hw_chunksize => 0, |
| 273 |
audio_mix_channels => 8, |
| 274 |
effects_enable => 1, |
| 275 |
effects_volume => 1, |
| 276 |
bgm_enable => 1, |
| 277 |
bgm_volume => 0.5, |
| 278 |
output_rate => "", |
| 279 |
pickup => Deliantra::Protocol::Constants::PICKUP_SPELLBOOK |
| 280 |
| Deliantra::Protocol::Constants::PICKUP_SKILLSCROLL |
| 281 |
| Deliantra::Protocol::Constants::PICKUP_VALUABLES, |
| 282 |
inv_sort => "mtime", |
| 283 |
default => "profile", # default profile |
| 284 |
show_tips => 1, |
| 285 |
logview_max_par => 1000, |
| 286 |
shift_fire_stop => 0, |
| 287 |
uitheme => "wood", |
| 288 |
map_shift_x => -24, # arbitrary |
| 289 |
map_shift_y => +24, # arbitrary |
| 290 |
); |
| 291 |
|
| 292 |
while (my ($k, $v) = each %DEF_CFG) { |
| 293 |
$::CFG->{$k} = $v unless exists $::CFG->{$k}; |
| 294 |
} |
| 295 |
|
| 296 |
if ($::CFG->{cfg_schema} < 1) { |
| 297 |
for my $profile (values %{ $::CFG->{profile} }) { |
| 298 |
$profile->{password} = unpack "H*", Deliantra::Util::hash_pw $profile->{password}; |
| 299 |
} |
| 300 |
$::CFG->{cfg_schema} = 1; |
| 301 |
} |
| 302 |
} |
| 303 |
|
| 304 |
sub http_proxy { |
| 305 |
my @proxy = win32_proxy_info; |
| 306 |
|
| 307 |
if (@proxy) { |
| 308 |
"http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0] |
| 309 |
} elsif (exists $ENV{http_proxy}) { |
| 310 |
$ENV{http_proxy} |
| 311 |
} else { |
| 312 |
() |
| 313 |
} |
| 314 |
} |
| 315 |
|
| 316 |
sub set_proxy { |
| 317 |
my $proxy = http_proxy |
| 318 |
or return; |
| 319 |
|
| 320 |
$ENV{http_proxy} = $proxy; |
| 321 |
} |
| 322 |
|
| 323 |
sub lwp_useragent { |
| 324 |
require LWP::UserAgent; |
| 325 |
|
| 326 |
DC::set_proxy; |
| 327 |
|
| 328 |
my $ua = LWP::UserAgent->new ( |
| 329 |
agent => "deliantra $VERSION", |
| 330 |
keep_alive => 1, |
| 331 |
env_proxy => 1, |
| 332 |
timeout => 30, |
| 333 |
); |
| 334 |
} |
| 335 |
|
| 336 |
sub lwp_check($) { |
| 337 |
my ($res) = @_; |
| 338 |
|
| 339 |
$res->is_error |
| 340 |
and die $res->status_line; |
| 341 |
|
| 342 |
$res |
| 343 |
} |
| 344 |
|
| 345 |
sub fh_nonblocking($$) { |
| 346 |
my ($fh, $nb) = @_; |
| 347 |
|
| 348 |
if ($^O eq "MSWin32") { |
| 349 |
$nb = (! ! $nb) + 0; |
| 350 |
ioctl $fh, 0x8004667e, \$nb; # FIONBIO |
| 351 |
} else { |
| 352 |
fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0; |
| 353 |
} |
| 354 |
} |
| 355 |
|
| 356 |
package DC::Layout; |
| 357 |
|
| 358 |
$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub { |
| 359 |
glyph_cache_restore; |
| 360 |
}; |
| 361 |
|
| 362 |
$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub { |
| 363 |
glyph_cache_backup; |
| 364 |
}; |
| 365 |
|
| 366 |
1; |
| 367 |
|
| 368 |
=back |
| 369 |
|
| 370 |
=head1 AUTHOR |
| 371 |
|
| 372 |
Marc Lehmann <schmorp@schmorp.de> |
| 373 |
http://home.schmorp.de/ |
| 374 |
|
| 375 |
=cut |
| 376 |
|
