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Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.3 by root, Fri Apr 7 18:20:13 2006 UTC vs.
Revision 1.186 by root, Tue Aug 19 17:38:29 2008 UTC

1=head1 NAME 1=head1 NAME
2 2
3Crossfire::Client - 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 Crossfire::Client; 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 Crossfire::Client; 15package Deliantra::Client; # work around CPAN breakage
16package App::Deliantra; # try to reserve namespace
17package DC;
18
19use Carp ();
16 20
17BEGIN { 21BEGIN {
18 $VERSION = '0.1'; 22 $VERSION = '0.9975';
19 23
20 use XSLoader; 24 use XSLoader;
21 XSLoader::load "Crossfire::Client", $VERSION; 25 XSLoader::load "Deliantra::Client", $VERSION;
22} 26}
23 27
24package Crossfire::Client::Texture; 28use utf8;
25 29
26use Scalar::Util; 30use AnyEvent ();
31use Pod::POM ();
32use File::Path ();
33use Storable (); # finally
34use Fcntl ();
35use JSON::XS qw(encode_json decode_json);
27 36
28use SDL::OpenGL; 37=item guard { BLOCK }
29 38
30my @textures; 39Returns an object that executes the given block as soon as it is destroyed.
31 40
32sub new_from_file { 41=cut
33 my ($class, $path) = @_;
34 42
35 open my $fh, "<:raw", $path 43sub guard(&) {
36 or die "$path: $!"; 44 bless \(my $cb = $_[0]), "DC::Guard"
45}
46
47sub DC::Guard::DESTROY {
48 ${$_[0]}->()
49}
50
51=item shorten $string[, $maxlength]
52
53=cut
54
55sub shorten($;$) {
56 my ($str, $len) = @_;
57 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
58 $str
59}
60
61sub asxml($) {
62 local $_ = $_[0];
63
64 s/&/&amp;/g;
65 s/>/&gt;/g;
66 s/</&lt;/g;
67
68 $_
69}
70
71sub socketpipe() {
72 socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
73 or die "cannot establish bidirectional pipe: $!\n";
74
75 ($fh1, $fh2)
76}
77
78sub background(&;&) {
79 my ($bg, $cb) = @_;
80
81 my ($fh_r, $fh_w) = DC::socketpipe;
82
83 my $pid = fork;
84
85 if (defined $pid && !$pid) {
86 local $SIG{__DIE__};
87
88 open STDOUT, ">&", $fh_w;
89 open STDERR, ">&", $fh_w;
90 close $fh_r;
91 close $fh_w;
92
93 $| = 1;
94
95 eval { $bg->() };
96
97 if ($@) {
98 my $msg = $@;
99 $msg =~ s/\n+/\n/;
100 warn "FATAL: $msg";
101 DC::_exit 1;
102 }
103
104 # win32 is fucked up, of course. exit will clean stuff up,
105 # which destroys our database etc. _exit will exit ALL
106 # forked processes, because of the dreaded fork emulation.
107 DC::_exit 0;
108 }
109
110 close $fh_w;
111
112 my $buffer;
113
114 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
115 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
116 undef $w;
117 $cb->();
118 return;
119 }
120
121 while ($buffer =~ s/^(.*)\n//) {
122 my $line = $1;
123 $line =~ s/\s+$//;
124 utf8::decode $line;
125 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
126 $cb->(JSON::XS->new->allow_nonref->decode ($1));
127 } else {
128 ::message ({
129 markup => "background($pid): " . DC::asxml $line,
130 });
131 }
132 }
133 });
134}
135
136sub background_msg {
137 my ($msg) = @_;
138
139 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
140 $msg =~ s/\n//g;
141 utf8::encode $msg;
142 print $msg, "\n";
143}
144
145package DC;
146
147sub find_rcfile($) {
148 my $path;
149
150 for (grep !ref, @INC) {
151 $path = "$_/Deliantra/Client/private/resources/$_[0]";
152 return $path if -r $path;
153 }
154
155 die "FATAL: can't find required file $_[0]\n";
156}
157
158sub read_cfg {
159 my ($file) = @_;
160
161 open my $fh, $file
162 or return;
37 163
38 local $/; 164 local $/;
39 $class->new_from_data (<$fh>) 165 my $CFG = <$fh>;
40}
41 166
42sub new_from_image { 167 $::CFG = decode_json $CFG;
43 my ($class, $image) = @_;
44
45 my $self = bless {
46 image => $data,
47 };
48
49 push @textures, $self;
50 Scalar::Util::weaken $textures[-1];
51
52 $self->upload;
53
54 $self
55} 168}
56 169
57sub upload { 170sub write_cfg {
58 my ($self) = @_; 171 my $file = "$Deliantra::VARDIR/client.cf";
59 172
60 return unless $SDL::App::USING_OPENGL; 173 $::CFG->{VERSION} = $::VERSION;
61 174
62 my ($data, $width, $height); 175 open my $fh, ">:utf8", $file
176 or return;
177 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
178}
63 179
64 if (exists $self->{data}) { 180sub http_proxy {
65 ($data, $width, $height) = ($self->{data}, $self->{width}, $self->{height}); 181 my @proxy = win32_proxy_info;
182
183 if (@proxy) {
184 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
185 } elsif (exists $ENV{http_proxy}) {
186 $ENV{http_proxy}
66 } else { 187 } else {
67 my $pb = new Gtk2::Gdk::PixbufLoader; 188 ()
68 $pb->write ($self->{data});
69 $pb->close;
70
71 $pb = $pb->get_pixbuf;
72 $pb = $pb->add_alpha (0, 0, 0, 0);
73
74 ($data, $width, $height) = ($pb->get_pixels, $pb->get_width, $pb->get_height);
75 } 189 }
190}
76 191
77 ($self->{name}) = @{glGenTextures 1}; 192sub set_proxy {
193 my $proxy = http_proxy
194 or return;
78 195
79 glBindTexture GL_TEXTURE_2D, $self->{name}; 196 $ENV{http_proxy} = $proxy;
197}
80 198
81 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR; 199sub lwp_useragent {
82 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR;#_MIPMAP_LINEAR; 200 require LWP::UserAgent;
83 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP;
84 glTexParameter GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP;
85 201
86 glTexImage2D GL_TEXTURE_2D, 0, 202 DC::set_proxy;
87 GL_RGBA8,
88 $width, $height,
89 0,
90 GL_RGBA,
91 GL_UNSIGNED_BYTE,
92 $data;
93}
94 203
95sub DESTROY { 204 my $ua = LWP::UserAgent->new (
205 agent => "deliantra $VERSION",
206 keep_alive => 1,
207 env_proxy => 1,
208 timeout => 30,
209 );
210}
211
212sub lwp_check($) {
96 my ($self) = @_; 213 my ($res) = @_;
97 214
98 return unless exists $self->{name}; 215 $res->is_error
216 and die $res->status_line;
99 217
100 glDeleteTextures delete $self->{name}; 218 $res
101} 219}
102 220
103push @::GLINIT, sub { 221sub fh_nonblocking($$) {
104 $_->upload 222 my ($fh, $nb) = @_;
105 for grep $_, @textures; 223
224 if ($^O eq "MSWin32") {
225 $nb = (! ! $nb) + 0;
226 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
227 } else {
228 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
229 }
230}
231
232package DC::Layout;
233
234$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
235 glyph_cache_restore;
236};
237
238$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
239 glyph_cache_backup;
106}; 240};
107 241
1081; 2421;
109 243
110=back 244=back

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