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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.138 by root, Fri Jan 5 17:37:39 2007 UTC vs.
Revision 1.204 by root, Wed Jan 14 23:51:18 2009 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 = '2.03';
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 File::Path (); 35use File::Path ();
32use Storable (); # finally 36use Storable (); # finally
33 37use Fcntl ();
34BEGIN { 38use JSON::XS qw(encode_json decode_json);
35 use Crossfire::Protocol::Base (); 39use Guard qw(guard);
36 *to_json = \&Crossfire::Protocol::Base::to_json;
37 *from_json = \&Crossfire::Protocol::Base::from_json;
38}
39
40=item guard { BLOCK }
41
42Returns an object that executes the given block as soon as it is destroyed.
43
44=cut
45
46sub guard(&) {
47 bless \(my $cb = $_[0]), "CFPlus::Guard"
48}
49
50sub CFPlus::Guard::DESTROY {
51 ${$_[0]}->()
52}
53 40
54=item shorten $string[, $maxlength] 41=item shorten $string[, $maxlength]
55 42
56=cut 43=cut
57 44
69 s/</&lt;/g; 56 s/</&lt;/g;
70 57
71 $_ 58 $_
72} 59}
73 60
74sub socketpipe() {
75 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
76 or die "cannot establish bidiretcional pipe: $!\n";
77
78 ($fh1, $fh2)
79}
80
81sub background(&;&) { 61sub background(&;&) {
82 my ($bg, $cb) = @_; 62 my ($bg, $cb) = @_;
83 63
84 my ($fh_r, $fh_w) = CFPlus::socketpipe; 64 my ($fh_r, $fh_w) = AnyEvent::Util::portable_socketpair
65 or die "unable to create background socketpair: $!";
85 66
86 my $pid = fork; 67 my $pid = fork;
87 68
88 if (defined $pid && !$pid) { 69 if (defined $pid && !$pid) {
89 local $SIG{__DIE__}; 70 local $SIG{__DIE__};
99 80
100 if ($@) { 81 if ($@) {
101 my $msg = $@; 82 my $msg = $@;
102 $msg =~ s/\n+/\n/; 83 $msg =~ s/\n+/\n/;
103 warn "FATAL: $msg"; 84 warn "FATAL: $msg";
104 CFPlus::_exit 1; 85 DC::_exit 1;
105 } 86 }
106 87
107 # win32 is fucked up, of course. exit will clean stuff up, 88 # win32 is fucked up, of course. exit will clean stuff up,
108 # which destroys our database etc. _exit will exit ALL 89 # which destroys our database etc. _exit will exit ALL
109 # forked processes, because of the dreaded fork emulation. 90 # forked processes, because of the dreaded fork emulation.
110 CFPlus::_exit 0; 91 DC::_exit 0;
111 } 92 }
112 93
113 close $fh_w; 94 close $fh_w;
114 95
115 my $buffer; 96 my $buffer;
124 while ($buffer =~ s/^(.*)\n//) { 105 while ($buffer =~ s/^(.*)\n//) {
125 my $line = $1; 106 my $line = $1;
126 $line =~ s/\s+$//; 107 $line =~ s/\s+$//;
127 utf8::decode $line; 108 utf8::decode $line;
128 if ($line =~ /^\x{e877}json_msg (.*)$/s) { 109 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
129 $cb->(from_json $1); 110 $cb->(JSON::XS->new->allow_nonref->decode ($1));
130 } else { 111 } else {
131 ::message ({ 112 ::message ({
132 markup => "background($pid): " . CFPlus::asxml $line, 113 markup => "background($pid): " . DC::asxml $line,
133 }); 114 });
134 } 115 }
135 } 116 }
136 }); 117 });
137} 118}
138 119
139sub background_msg { 120sub background_msg {
140 my ($msg) = @_; 121 my ($msg) = @_;
141 122
142 $msg = "\x{e877}json_msg " . to_json $msg; 123 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
143 $msg =~ s/\n//g; 124 $msg =~ s/\n//g;
144 utf8::encode $msg; 125 utf8::encode $msg;
145 print $msg, "\n"; 126 print $msg, "\n";
146} 127}
147 128
148package CFPlus::Database;
149
150our @ISA = BerkeleyDB::Btree::;
151
152sub get($$) {
153 my $data;
154
155 $_[0]->db_get ($_[1], $data) == 0
156 ? $data
157 : ()
158}
159
160my %DB_SYNC;
161
162sub put($$$) {
163 my ($db, $key, $data) = @_;
164
165 my $hkey = $db + 0;
166 CFPlus::weaken $db;
167 $DB_SYNC{$hkey} ||= AnyEvent->timer (after => 30, cb => sub {
168 delete $DB_SYNC{$hkey};
169 $db->db_sync if $db;
170 });
171
172 $db->db_put ($key => $data)
173}
174
175package CFPlus; 129package DC;
130
131our $RC_THEME;
132our %THEME;
133our @RC_PATH;
134our $RC_BASE;
135
136for (grep !ref, @INC) {
137 $RC_BASE = "$_/Deliantra/Client/private/resources";
138 last if -d $RC_BASE;
139}
176 140
177sub find_rcfile($) { 141sub find_rcfile($) {
178 my $path; 142 my $path;
179 143
180 for (grep !ref, @INC) { 144 for (@RC_PATH, "") {
181 $path = "$_/CFPlus/resources/$_[0]"; 145 $path = "$RC_BASE/$_/$_[0]";
182 return $path if -r $path; 146 return $path if -r $path;
183 } 147 }
184 148
185 die "FATAL: can't find required file $_[0]\n"; 149 die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
150}
151
152sub load_json($) {
153 my ($file) = @_;
154
155 open my $fh, $file
156 or return;
157
158 local $/;
159 eval { JSON::XS->new->utf8->relaxed->decode (<$fh>) }
160}
161
162sub set_theme($) {
163 return if $RC_THEME eq $_[0];
164 $RC_THEME = $_[0];
165
166 # kind of hacky, find the main theme file, then load all theme files and merge them
167
168 %THEME = ();
169 @RC_PATH = "theme-$RC_THEME";
170
171 my $theme = load_json find_rcfile "theme.json"
172 or die "FATAL: theme resource file not found";
173
174 @RC_PATH = @{ $theme->{path} } if $theme->{path};
175
176 for (@RC_PATH, "") {
177 my $theme = load_json "$RC_BASE/$_/theme.json"
178 or next;
179
180 %THEME = ( %$theme, %THEME );
181 }
186} 182}
187 183
188sub read_cfg { 184sub read_cfg {
189 my ($file) = @_; 185 my ($file) = @_;
190 186
187 $::CFG = (load_json $file) || (load_json "$file.bak");
188}
189
190sub write_cfg {
191 my $file = "$Deliantra::VARDIR/client.cf";
192
193 $::CFG->{VERSION} = $::VERSION;
194 $::CFG->{layout} = DC::UI::get_layout ();
195
191 open my $fh, $file 196 open my $fh, ">:utf8", "$file~"
192 or return; 197 or return;
198 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
199 close $fh;
193 200
194 local $/; 201 rename $file, "$file.bak";
195 my $CFG = <$fh>; 202 rename "$file~", $file;
196
197 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
198 require YAML;
199 utf8::decode $CFG;
200 $::CFG = YAML::Load ($CFG);
201 } elsif ($CFG =~ /^\{/) {
202 $::CFG = from_json $CFG;
203 } else {
204 $::CFG = eval $CFG; ## todo comaptibility cruft
205 }
206}
207
208sub write_cfg {
209 my ($file) = @_;
210
211 $::CFG->{VERSION} = $::VERSION;
212
213 open my $fh, ">:utf8", $file
214 or return;
215 print $fh to_json $::CFG;
216} 203}
217 204
218sub http_proxy { 205sub http_proxy {
219 my @proxy = win32_proxy_info; 206 my @proxy = win32_proxy_info;
220 207
235} 222}
236 223
237sub lwp_useragent { 224sub lwp_useragent {
238 require LWP::UserAgent; 225 require LWP::UserAgent;
239 226
240 CFPlus::set_proxy; 227 DC::set_proxy;
241 228
242 my $ua = LWP::UserAgent->new ( 229 my $ua = LWP::UserAgent->new (
243 agent => "cfplus $VERSION", 230 agent => "deliantra $VERSION",
244 keep_alive => 1, 231 keep_alive => 1,
245 env_proxy => 1, 232 env_proxy => 1,
246 timeout => 30, 233 timeout => 30,
247 ); 234 );
248} 235}
254 and die $res->status_line; 241 and die $res->status_line;
255 242
256 $res 243 $res
257} 244}
258 245
259our $DB_ENV; 246sub fh_nonblocking($$) {
260our $DB_STATE;
261
262sub db_table($) {
263 my ($table) = @_; 247 my ($fh, $nb) = @_;
264 248
265 $table =~ s/([^a-zA-Z0-9_\-])/sprintf "=%x=", ord $1/ge; 249 if ($^O eq "MSWin32") {
266 250 $nb = (! ! $nb) + 0;
267 new CFPlus::Database 251 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
268 -Env => $DB_ENV, 252 } else {
269 -Filename => $table, 253 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
270# -Filename => "database",
271# -Subname => $table,
272 -Property => DB_CHKSUM,
273 -Flags => DB_CREATE | DB_UPGRADE,
274 or die "unable to create/open database table $_[0]: $BerkeleyDB::Error"
275}
276
277our $DB_HOME = "$Crossfire::VARDIR/cfplus";
278
279sub open_db {
280 use strict;
281
282 mkdir $DB_HOME, 0777;
283 my $recover = $BerkeleyDB::db_version >= 4.4
284 ? eval "DB_REGISTER | DB_RECOVER"
285 : 0;
286
287 $DB_ENV = new BerkeleyDB::Env
288 -Home => $DB_HOME,
289 -Cachesize => 8_000_000,
290 -ErrFile => "$DB_HOME/errorlog.txt",
291# -ErrPrefix => "DATABASE",
292 -Verbose => 1,
293 -Flags => DB_CREATE | DB_RECOVER | DB_INIT_MPOOL | DB_INIT_LOCK | DB_INIT_TXN | $recover,
294 -SetFlags => DB_AUTO_COMMIT | DB_LOG_AUTOREMOVE,
295 or die "unable to create/open database home $DB_HOME: $BerkeleyDB::Error";
296
297 $DB_STATE = db_table "state";
298
299 1 254 }
300} 255}
301 256
302unless (eval { open_db }) {
303 File::Path::rmtree $DB_HOME;
304 open_db;
305}
306
307package CFPlus::Layout; 257package DC::Layout;
308 258
259$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
260 glyph_cache_restore;
261};
262
309$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { 263$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
310 reset_glyph_cache; 264 glyph_cache_backup;
311}; 265};
312 266
3131; 2671;
314 268
315=back 269=back

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