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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.11 by elmex, Sat Apr 8 18:18:09 2006 UTC vs.
Revision 1.136 by root, Sat Dec 9 02:21:24 2006 UTC

1=head1 NAME 1=head1 NAME
2 2
3Crossfire::Client - undocumented utility garbage for our crossfire client 3CFPlus - undocumented utility garbage for our crossfire client
4 4
5=head1 SYNOPSIS 5=head1 SYNOPSIS
6 6
7 use Crossfire::Client; 7 use CFPlus;
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 Crossfire::Client; 15package CFPlus;
16
17use Carp ();
16 18
17BEGIN { 19BEGIN {
18 $VERSION = '0.1'; 20 $VERSION = '0.97';
19 21
20 use XSLoader; 22 use XSLoader;
21 XSLoader::load "Crossfire::Client", $VERSION; 23 XSLoader::load "CFPlus", $VERSION;
22} 24}
25
26use utf8;
27
28use AnyEvent ();
29use BerkeleyDB;
30use Pod::POM ();
31use Scalar::Util ();
32use File::Path ();
33use Storable (); # finally
34
35BEGIN {
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
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
55=item shorten $string[, $maxlength]
56
57=cut
58
59sub shorten($;$) {
60 my ($str, $len) = @_;
61 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
62 $str
63}
64
65sub asxml($) {
66 local $_ = $_[0];
67
68 s/&/&amp;/g;
69 s/>/&gt;/g;
70 s/</&lt;/g;
71
72 $_
73}
74
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, $fh2)
80}
81
82sub background(&;&) {
83 my ($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 $line,
134 });
135 }
136 }
137 });
138}
139
140sub background_msg {
141 my ($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
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 => $data)
174}
175
176package CFPlus;
23 177
24sub find_rcfile($) { 178sub find_rcfile($) {
25 my $path; 179 my $path;
26 180
27 for (@INC) { 181 for (grep !ref, @INC) {
28 $path = "$_/Crossfire/resources/$_[0]"; 182 $path = "$_/CFPlus/resources/$_[0]";
29 return $path if -r $path; 183 return $path if -r $path;
30 } 184 }
31 185
32 die "FATAL: can't find required file $_[0]\n"; 186 die "FATAL: can't find required file $_[0]\n";
33} 187}
34 188
35sub read_cfg { 189sub read_cfg {
36 my ($file) = @_; 190 my ($file) = @_;
37 191
38 open CFG, $file 192 open my $fh, $file
39 or return; 193 or return;
40 194
41 my $CFG;
42
43 local $/; 195 local $/;
44 $CFG = eval <CFG>; 196 my $CFG = <$fh>;
45 197
46 $::CFG = $CFG; 198 if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove
47 199 require YAML;
48 close CFG; 200 utf8::decode $CFG;
201 $::CFG = YAML::Load ($CFG);
202 } elsif ($CFG =~ /^\{/) {
203 $::CFG = from_json $CFG;
204 } else {
205 $::CFG = eval $CFG; ## todo comaptibility cruft
206 }
49} 207}
50 208
51sub write_cfg { 209sub write_cfg {
52 my ($file) = @_; 210 my ($file) = @_;
53 211
54 open CFG, ">$file" 212 $::CFG->{VERSION} = $::VERSION;
213
214 open my $fh, ">:utf8", $file
55 or return; 215 or return;
216 print $fh to_json $::CFG;
217}
56 218
57 { 219sub http_proxy {
58 require Data::Dumper; 220 my @proxy = win32_proxy_info;
59 local $Data::Dumper::Purity = 1; 221
60 $::CFG->{VERSION} = $::VERSION; 222 if (@proxy) {
61 print CFG Data::Dumper->Dump ([$::CFG], [qw/CFG/]); 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 ()
62 } 228 }
63
64 close CFG;
65} 229}
66 230
67package Crossfire::Client::Texture; 231sub set_proxy {
232 my $proxy = http_proxy
233 or return;
68 234
69use Scalar::Util; 235 $ENV{http_proxy} = $proxy;
70
71use SDL::OpenGL;
72
73my @textures;
74
75sub _new {
76 my ($class, %data) = @_;
77
78 my $self = bless \%data, $class;
79
80 push @textures, $self;
81 Scalar::Util::weaken $textures[-1];
82
83 $self->upload;
84
85 $self
86} 236}
87 237
88sub new_from_image { 238sub lwp_useragent {
89 my ($class, $image) = @_; 239 require LWP::UserAgent;
90
91 $class->_new (image => $image)
92}
93
94sub new_from_file {
95 my ($class, $path) = @_;
96
97 open my $fh, "<:raw", $path
98 or die "$path: $!";
99
100 local $/;
101 $class->new_from_image (<$fh>)
102}
103
104sub new_from_surface {
105 my ($class, $surface) = @_;
106
107 $surface->rgba;
108
109 $class->_new (
110 data => $surface->pixels,
111 width => $surface->width,
112 height => $surface->height,
113 )
114}
115
116sub new_from_ttf {
117 my ($class, $ttf, $text) = @_;
118
119 utf8::encode $text;
120
121 my $surface = SDL::TTFRenderUTF8Blended $ttf, $text,
122 (new SDL::Color -r => 255, -g => 255, -b => 255);
123
124 $class->new_from_surface (bless \$surface, SDL::Surface::)
125}
126
127sub new_from_opengl {
128 my ($class, $w, $h, $cb) = @_;
129
130 $class->_new (width => $w, height => $h, rendercb => $cb)
131}
132
133sub upload {
134 my ($self) = @_;
135
136 return unless $SDL::App::USING_OPENGL;
137
138 my $data;
139
140 if (exists $self->{data}) {
141 $data = $self->{data};
142 } elsif (exists $self->{rendercb}) {
143 glViewport 0, 0, $self->{width}, $self->{height};
144 glClear GL_COLOR_BUFFER_BIT;
145
146 $self->{rendercb}->($self, $self->{width}, $self->{height});
147 } else {
148 my $pb = new Gtk2::Gdk::PixbufLoader;
149 $pb->write ($self->{image});
150 $pb->close;
151
152 $pb = $pb->get_pixbuf;
153 $pb = $pb->add_alpha (0, 0, 0, 0);
154
155 $self->{width} = $pb->get_width;
156 $self->{height} = $pb->get_height;
157
158 $data = $pb->get_pixels;
159 }
160
161 ($self->{name}) = @{glGenTextures 1};
162
163 glBindTexture GL_TEXTURE_2D, $self->{name};
164
165 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR;
166 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR;
167 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
168 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
169 240
170 if (defined $data) { 241 CFPlus::set_proxy;
171 glTexImage2D GL_TEXTURE_2D, 0,
172 GL_RGBA8,
173 $self->{width}, $self->{height},
174 0,
175 GL_RGBA,
176 GL_UNSIGNED_BYTE,
177 $data;
178 } else {
179 warn "I{DTEDRAW TEX: $self->{width} $self->{height} \n";
180 warn "ERR: ". (glGetError). "\n";
181 my ($bd, $br) = (glGet (GL_DRAW_BUFFER), glGet (GL_READ_BUFFER));
182 warn "BUF:[$bd $br]\n";
183 242
184 glCopyTexImage2D GL_TEXTURE_2D, 0, 243 my $ua = LWP::UserAgent->new (
185 GL_RGBA8, 244 agent => "cfplus $VERSION",
186 0, 0, 245 keep_alive => 1,
187 $self->{width}, $self->{height}, 246 env_proxy => 1,
247 timeout => 30,
248 );
249}
250
251sub lwp_check($) {
252 my ($res) = @_;
253
254 $res->is_error
255 and die $res->status_line;
256
257 $res
258}
259
260our $DB_ENV;
261our $DB_STATE;
262
263sub db_table($) {
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
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"
188 0; 286 : 0;
189 warn "ERR: ". (glGetError). "\n"; 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 $DB_STATE = db_table "state";
299
190 } 300 1
191} 301}
192 302
193sub DESTROY { 303unless (eval { open_db }) {
194 my ($self) = @_; 304 File::Path::rmtree $DB_HOME;
195 305 open_db;
196 return unless exists $self->{name};
197
198 glDeleteTextures delete $self->{name};
199} 306}
200 307
201push @::GLINIT, sub { 308package CFPlus::Layout;
202 $_->upload 309
203 for grep $_, @textures; 310$CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub {
311 reset_glyph_cache;
204}; 312};
205 313
2061; 3141;
207 315
208=back 316=back

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