ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/deliantra/Deliantra-Client/DC.pm
(Generate patch)

Comparing deliantra/Deliantra-Client/DC.pm (file contents):
Revision 1.2 by root, Thu Apr 6 20:15:10 2006 UTC vs.
Revision 1.196 by root, Sun Nov 9 13:33:42 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 DC;
16
17use Carp ();
18
19our $VERSION;
16 20
17BEGIN { 21BEGIN {
18 $VERSION = '0.1'; 22 $VERSION = '0.9978';
19 23
20 use XSLoader; 24 use XSLoader;
21 XSLoader::load "Crossfire::Client", $VERSION; 25 XSLoader::load "Deliantra::Client", $VERSION;
22} 26}
27
28use utf8;
29use strict qw(vars subs);
30
31use AnyEvent ();
32use Pod::POM ();
33use File::Path ();
34use Storable (); # finally
35use Fcntl ();
36use JSON::XS qw(encode_json decode_json);
37
38=item guard { BLOCK }
39
40Returns an object that executes the given block as soon as it is destroyed.
41
42=cut
43
44sub guard(&) {
45 bless \(my $cb = $_[0]), "DC::Guard"
46}
47
48sub DC::Guard::DESTROY {
49 ${$_[0]}->()
50}
51
52=item shorten $string[, $maxlength]
53
54=cut
55
56sub shorten($;$) {
57 my ($str, $len) = @_;
58 substr $str, $len, (length $str), "..." if $len + 3 <= length $str;
59 $str
60}
61
62sub asxml($) {
63 local $_ = $_[0];
64
65 s/&/&amp;/g;
66 s/>/&gt;/g;
67 s/</&lt;/g;
68
69 $_
70}
71
72sub socketpipe() {
73 socketpair my $fh1, my $fh2, &Socket::AF_UNIX, &Socket::SOCK_STREAM, &Socket::PF_UNSPEC
74 or die "cannot establish bidirectional pipe: $!\n";
75
76 ($fh1, $fh2)
77}
78
79sub background(&;&) {
80 my ($bg, $cb) = @_;
81
82 my ($fh_r, $fh_w) = DC::socketpipe;
83
84 my $pid = fork;
85
86 if (defined $pid && !$pid) {
87 local $SIG{__DIE__};
88
89 open STDOUT, ">&", $fh_w;
90 open STDERR, ">&", $fh_w;
91 close $fh_r;
92 close $fh_w;
93
94 $| = 1;
95
96 eval { $bg->() };
97
98 if ($@) {
99 my $msg = $@;
100 $msg =~ s/\n+/\n/;
101 warn "FATAL: $msg";
102 DC::_exit 1;
103 }
104
105 # win32 is fucked up, of course. exit will clean stuff up,
106 # which destroys our database etc. _exit will exit ALL
107 # forked processes, because of the dreaded fork emulation.
108 DC::_exit 0;
109 }
110
111 close $fh_w;
112
113 my $buffer;
114
115 my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub {
116 unless (sysread $fh_r, $buffer, 4096, length $buffer) {
117 undef $w;
118 $cb->();
119 return;
120 }
121
122 while ($buffer =~ s/^(.*)\n//) {
123 my $line = $1;
124 $line =~ s/\s+$//;
125 utf8::decode $line;
126 if ($line =~ /^\x{e877}json_msg (.*)$/s) {
127 $cb->(JSON::XS->new->allow_nonref->decode ($1));
128 } else {
129 ::message ({
130 markup => "background($pid): " . DC::asxml $line,
131 });
132 }
133 }
134 });
135}
136
137sub background_msg {
138 my ($msg) = @_;
139
140 $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg);
141 $msg =~ s/\n//g;
142 utf8::encode $msg;
143 print $msg, "\n";
144}
145
146package DC;
147
148our $RC_THEME;
149our %THEME;
150our @RC_PATH;
151our $RC_BASE;
152
153for (grep !ref, @INC) {
154 $RC_BASE = "$_/Deliantra/Client/private/resources";
155 last if -d $RC_BASE;
156}
157
158sub find_rcfile($) {
159 my $path;
160
161 for (@RC_PATH, "") {
162 $path = "$RC_BASE/$_/$_[0]";
163 return $path if -r $path;
164 }
165
166 die "FATAL: can't find required file \"$_[0]\" in \"$RC_BASE\"\n";
167}
168
169sub load_json($) {
170 my ($file) = @_;
171
172 open my $fh, $file
173 or return;
174
175 local $/;
176 JSON::XS->new->utf8->relaxed->decode (<$fh>)
177}
178
179sub set_theme($) {
180 return if $RC_THEME eq $_[0];
181 $RC_THEME = $_[0];
182
183 # kind of hacky, find the main theme file, then load all theme files and merge them
184
185 %THEME = ();
186 @RC_PATH = "theme-$RC_THEME";
187
188 my $theme = load_json find_rcfile "theme.json"
189 or die "FATAL: theme resource file not found";
190
191 @RC_PATH = @{ $theme->{path} } if $theme->{path};
192
193 for (@RC_PATH, "") {
194 my $theme = load_json "$RC_BASE/$_/theme.json"
195 or next;
196
197 %THEME = ( %$theme, %THEME );
198 }
199}
200
201sub read_cfg {
202 my ($file) = @_;
203
204 $::CFG = load_json $file;
205}
206
207sub write_cfg {
208 my $file = "$Deliantra::VARDIR/client.cf";
209
210 $::CFG->{VERSION} = $::VERSION;
211
212 open my $fh, ">:utf8", $file
213 or return;
214 print $fh JSON::XS->new->utf8->pretty->encode ($::CFG);
215}
216
217sub http_proxy {
218 my @proxy = win32_proxy_info;
219
220 if (@proxy) {
221 "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0]
222 } elsif (exists $ENV{http_proxy}) {
223 $ENV{http_proxy}
224 } else {
225 ()
226 }
227}
228
229sub set_proxy {
230 my $proxy = http_proxy
231 or return;
232
233 $ENV{http_proxy} = $proxy;
234}
235
236sub lwp_useragent {
237 require LWP::UserAgent;
238
239 DC::set_proxy;
240
241 my $ua = LWP::UserAgent->new (
242 agent => "deliantra $VERSION",
243 keep_alive => 1,
244 env_proxy => 1,
245 timeout => 30,
246 );
247}
248
249sub lwp_check($) {
250 my ($res) = @_;
251
252 $res->is_error
253 and die $res->status_line;
254
255 $res
256}
257
258sub fh_nonblocking($$) {
259 my ($fh, $nb) = @_;
260
261 if ($^O eq "MSWin32") {
262 $nb = (! ! $nb) + 0;
263 ioctl $fh, 0x8004667e, \$nb; # FIONBIO
264 } else {
265 fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0;
266 }
267}
268
269package DC::Layout;
270
271$DC::OpenGL::INIT_HOOK{"DC::Layout"} = sub {
272 glyph_cache_restore;
273};
274
275$DC::OpenGL::SHUTDOWN_HOOK{"DC::Layout"} = sub {
276 glyph_cache_backup;
277};
23 278
241; 2791;
25 280
26=back 281=back
27 282

Diff Legend

Removed lines
+ Added lines
< Changed lines
> Changed lines