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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.136 by root, Sat Dec 9 02:21:24 2006 UTC vs.
Revision 1.212 by root, Wed Jan 4 11:23:23 2012 UTC

1=head1 NAME 1=head1 NAME
2 2
3CFPlus - undocumented utility garbage for our crossfire client 3DC - undocumented utility garbage for our deliantra client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use CFPlus; 7 use DC;
8 8
9=head1 DESCRIPTION 9=head1 DESCRIPTION
10 10
11=over 4 11=over 4
12 12
13=cut 13=cut
14 14
15package CFPlus; 15package DC;
16 16
17use Carp (); 17use Carp ();
18 18
19our $VERSION;
20
19BEGIN { 21BEGIN {
20 $VERSION = '0.97'; 22 $VERSION = '2.11';
21 23
22 use XSLoader; 24 use XSLoader;
23 XSLoader::load "CFPlus", $VERSION; 25 XSLoader::load "Deliantra::Client", $VERSION;
24} 26}
25 27
26use utf8; 28use utf8;
29use strict qw(vars subs);
27 30
31use Socket ();
28use AnyEvent (); 32use AnyEvent ();
29use BerkeleyDB; 33use AnyEvent::Util ();
30use Pod::POM (); 34use Pod::POM ();
31use Scalar::Util ();
32use File::Path (); 35use File::Path ();
33use Storable (); # finally 36use Storable (); # finally
37use Fcntl ();
38use JSON::XS qw(encode_json decode_json);
39use Guard qw(guard);
34 40
35BEGIN { 41# modules to support other DC::* packages
36 use Crossfire::Protocol::Base (); 42use List::Util ();
37 *to_json = \&Crossfire::Protocol::Base::to_json; 43use IO::AIO ();
38 *from_json = \&Crossfire::Protocol::Base::from_json; 44use Coro::AIO ();
39} 45use AnyEvent::AIO ();
40
41=item guard { BLOCK }
42
43Returns an object that executes the given block as soon as it is destroyed.
44
45=cut
46
47sub guard(&) {
48 bless \(my $cb = $_[0]), "CFPlus::Guard"
49}
50
51sub CFPlus::Guard::DESTROY {
52 ${$_[0]}->()
53}
54 46
55=item shorten $string[, $maxlength] 47=item shorten $string[, $maxlength]
56 48
57=cut 49=cut
58 50
70 s/</&lt;/g; 62 s/</&lt;/g;
71 63
72 $_ 64 $_
73} 65}
74 66
75sub 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, $fh2)
80}
81
82sub background(&;&) { 67sub background(&;&) {
83 my ($bg, $cb) = @_; 68 my ($bg, $cb) = @_;
84 69
85 my ($fh_r, $fh_w) = CFPlus::socketpipe; 70 my ($fh_r, $fh_w) = AnyEvent::Util::portable_socketpair
71 or die "unable to create background socketpair: $!";
86 72
87 my $pid = fork; 73 my $pid = fork;
88 74
89 if (defined $pid && !$pid) { 75 if (defined $pid && !$pid) {
90 local $SIG{__DIE__}; 76 local $SIG{__DIE__};
100 86
101 if ($@) { 87 if ($@) {
102 my $msg = $@; 88 my $msg = $@;
103 $msg =~ s/\n+/\n/; 89 $msg =~ s/\n+/\n/;
104 warn "FATAL: $msg"; 90 warn "FATAL: $msg";
105 CFPlus::_exit 1; 91 DC::_exit 1;
106 } 92 }
107 93
108 # win32 is fucked up, of course. exit will clean stuff up, 94 # win32 is fucked up, of course. exit will clean stuff up,
109 # which destroys our database etc. _exit will exit ALL 95 # which destroys our database etc. _exit will exit ALL
110 # forked processes, because of the dreaded fork emulation. 96 # forked processes, because of the dreaded fork emulation.
111 CFPlus::_exit 0; 97 DC::_exit 0;
112 } 98 }
113 99
114 close $fh_w; 100 close $fh_w;
115 101
116 my $buffer; 102 my $buffer;
125 while ($buffer =~ s/^(.*)\n//) { 111 while ($buffer =~ s/^(.*)\n//) {
126 my $line = $1; 112 my $line = $1;
127 $line =~ s/\s+$//; 113 $line =~ s/\s+$//;
128 utf8::decode $line; 114 utf8::decode $line;
129 if ($line =~ /^\x{e877}json_msg (.*)$/s) { 115 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
130 $cb->(from_json $1); 116 $cb->(JSON::XS->new->allow_nonref->decode ($1));
131 } else { 117 } else {
132 ::message ({ 118 ::message ({
133 markup => "background($pid): " . CFPlus::asxml $line, 119 markup => "background($pid): " . DC::asxml $line,
134 }); 120 });
135 } 121 }
136 } 122 }
137 }); 123 });
138} 124}
139 125
140sub background_msg { 126sub background_msg {
141 my ($msg) = @_; 127 my ($msg) = @_;
142 128
143 $msg = "\x{e877}json_msg " . to_json $msg; 129 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
144 $msg =~ s/\n//g; 130 $msg =~ s/\n//g;
145 utf8::encode $msg; 131 utf8::encode $msg;
146 print $msg, "\n"; 132 print $msg, "\n";
147} 133}
148 134
149package CFPlus::Database;
150
151our @ISA = BerkeleyDB::Btree::;
152
153sub get($$) {
154 my $data;
155
156 $_[0]->db_get ($_[1], $data) == 0
157 ? $data
158 : ()
159}
160
161my %DB_SYNC;
162
163sub put($$$) {
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
176package CFPlus; 135package DC;
136
137our $RC_THEME;
138our %THEME;
139our @RC_PATH;
140our $RC_BASE;
141
142for (grep !ref, @INC) {
143 $RC_BASE = "$_/Deliantra/Client/private/resources";
144 last if -d $RC_BASE;
145}
177 146
178sub find_rcfile($) { 147sub find_rcfile($) {
179 my $path; 148 my $path;
180 149
181 for (grep !ref, @INC) { 150 for (@RC_PATH, "") {
182 $path = "$_/CFPlus/resources/$_[0]"; 151 $path = "$RC_BASE/$_/$_[0]";
183 return $path if -r $path; 152 return $path if -e $path;
184 } 153 }
185 154
186 die "FATAL: can't find required file $_[0]\n"; 155 die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
156}
157
158sub load_json($) {
159 my ($file) = @_;
160
161 open my $fh, $file
162 or return;
163
164 local $/;
165 eval { JSON::XS->new->utf8->relaxed->decode (<$fh>) }
166}
167
168sub set_theme($) {
169 return if $RC_THEME eq $_[0];
170 $RC_THEME = $_[0];
171
172 # kind of hacky, find the main theme file, then load all theme files and merge them
173
174 %THEME = ();
175 @RC_PATH = "theme-$RC_THEME";
176
177 my $theme = load_json find_rcfile "theme.json"
178 or die "FATAL: theme resource file not found";
179
180 @RC_PATH = @{ $theme->{path} } if $theme->{path};
181
182 for (@RC_PATH, "") {
183 my $theme = load_json "$RC_BASE/$_/theme.json"
184 or next;
185
186 %THEME = ( %$theme, %THEME );
187 }
187} 188}
188 189
189sub read_cfg { 190sub read_cfg {
190 my ($file) = @_; 191 my ($file) = @_;
191 192
193 $::CFG = (load_json $file) || (load_json "$file.bak");
194}
195
196sub write_cfg {
197 my $file = "$Deliantra::VARDIR/client.cf";
198
199 $::CFG->{VERSION} = $::VERSION;
200 $::CFG->{layout} = DC::UI::get_layout ();
201
192 open my $fh, $file 202 open my $fh, ">:utf8", "$file~"
193 or return; 203 or return;
204 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
205 close $fh;
194 206
195 local $/; 207 rename $file, "$file.bak";
196 my $CFG = <$fh>; 208 rename "$file~", $file;
197
198 if ($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 $CFG; ## todo comaptibility cruft
206 }
207}
208
209sub write_cfg {
210 my ($file) = @_;
211
212 $::CFG->{VERSION} = $::VERSION;
213
214 open my $fh, ">:utf8", $file
215 or return;
216 print $fh to_json $::CFG;
217} 209}
218 210
219sub http_proxy { 211sub http_proxy {
220 my @proxy = win32_proxy_info; 212 my @proxy = win32_proxy_info;
221 213
236} 228}
237 229
238sub lwp_useragent { 230sub lwp_useragent {
239 require LWP::UserAgent; 231 require LWP::UserAgent;
240 232
241 CFPlus::set_proxy; 233 DC::set_proxy;
242 234
243 my $ua = LWP::UserAgent->new ( 235 my $ua = LWP::UserAgent->new (
244 agent => "cfplus $VERSION", 236 agent => "deliantra $VERSION",
245 keep_alive => 1, 237 keep_alive => 1,
246 env_proxy => 1, 238 env_proxy => 1,
247 timeout => 30, 239 timeout => 30,
248 ); 240 );
249} 241}
255 and die $res->status_line; 247 and die $res->status_line;
256 248
257 $res 249 $res
258} 250}
259 251
260our $DB_ENV; 252sub fh_nonblocking($$) {
261our $DB_STATE;
262
263sub db_table($) {
264 my ($table) = @_; 253 my ($fh, $nb) = @_;
265 254
266 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; 255 if ($^O eq "MSWin32") {
267 256 $nb = (! ! $nb) + 0;
268 new CFPlus::Database 257 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
269 -Env => $DB_ENV, 258 } else {
270 -Filename => $table, 259 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
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
278our $DB_HOME = "$Crossfire::VARDIR/cfplus";
279
280sub 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 1 260 }
301} 261}
302 262
303unless (eval { open_db }) {
304 File::Path::rmtree $DB_HOME;
305 open_db;
306}
307
308package CFPlus::Layout; 263package DC::Layout;
309 264
265$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
266 glyph_cache_restore;
267};
268
310$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { 269$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
311 reset_glyph_cache; 270 glyph_cache_backup;
312}; 271};
313 272
3141; 2731;
315 274
316=back 275=back

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