| 1 | =head1 NAME |
1 | =head1 NAME |
| 2 | |
2 | |
| 3 | Crossfire::Client - undocumented utility garbage for our crossfire client |
3 | CFPlus - 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 | |
| 15 | package Crossfire::Client; |
15 | package CFPlus; |
|
|
16 | |
|
|
17 | use Carp (); |
| 16 | |
18 | |
| 17 | BEGIN { |
19 | BEGIN { |
| 18 | $VERSION = '0.1'; |
20 | $VERSION = '0.97'; |
| 19 | @ISA = qw(Exporter); |
|
|
| 20 | |
21 | |
| 21 | require XSLoader; |
22 | use XSLoader; |
| 22 | XSLoader::load "Crossfire::Client", $VERSION; |
23 | XSLoader::load "CFPlus", $VERSION; |
| 23 | } |
24 | } |
|
|
25 | |
|
|
26 | use utf8; |
|
|
27 | |
|
|
28 | use AnyEvent (); |
|
|
29 | use Pod::POM (); |
|
|
30 | use File::Path (); |
|
|
31 | use Storable (); # finally |
|
|
32 | use Fcntl (); |
|
|
33 | |
|
|
34 | BEGIN { |
|
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35 | use Crossfire::Protocol::Base (); |
|
|
36 | *to_json = \&Crossfire::Protocol::Base::to_json; |
|
|
37 | *from_json = \&Crossfire::Protocol::Base::from_json; |
|
|
38 | } |
|
|
39 | |
|
|
40 | =item guard { BLOCK } |
|
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41 | |
|
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42 | Returns an object that executes the given block as soon as it is destroyed. |
|
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43 | |
|
|
44 | =cut |
|
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45 | |
|
|
46 | sub guard(&) { |
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47 | bless \(my $cb = $_[0]), "CFPlus::Guard" |
|
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48 | } |
|
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49 | |
|
|
50 | sub CFPlus::Guard::DESTROY { |
|
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51 | ${$_[0]}->() |
|
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52 | } |
|
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53 | |
|
|
54 | =item shorten $string[, $maxlength] |
|
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55 | |
|
|
56 | =cut |
|
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57 | |
|
|
58 | sub shorten($;$) { |
|
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59 | my ($str, $len) = @_; |
|
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60 | substr $str, $len, (length $str), "..." if $len + 3 <= length $str; |
|
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61 | $str |
|
|
62 | } |
|
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63 | |
|
|
64 | sub asxml($) { |
|
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65 | local $_ = $_[0]; |
|
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66 | |
|
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67 | s/&/&/g; |
|
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68 | s/>/>/g; |
|
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69 | s/</</g; |
|
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70 | |
|
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71 | $_ |
|
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72 | } |
|
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73 | |
|
|
74 | sub socketpipe() { |
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75 | socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC |
|
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76 | or die "cannot establish bidirectional pipe: $!\n"; |
|
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77 | |
|
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78 | ($fh1, $fh2) |
|
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79 | } |
|
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80 | |
|
|
81 | sub background(&;&) { |
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82 | my ($bg, $cb) = @_; |
|
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83 | |
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84 | my ($fh_r, $fh_w) = CFPlus::socketpipe; |
|
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85 | |
|
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86 | my $pid = fork; |
|
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87 | |
|
|
88 | if (defined $pid && !$pid) { |
|
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89 | local $SIG{__DIE__}; |
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90 | |
|
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91 | open STDOUT, ">&", $fh_w; |
|
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92 | open STDERR, ">&", $fh_w; |
|
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93 | close $fh_r; |
|
|
94 | close $fh_w; |
|
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95 | |
|
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96 | $| = 1; |
|
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97 | |
|
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98 | eval { $bg->() }; |
|
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99 | |
|
|
100 | if ($@) { |
|
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101 | my $msg = $@; |
|
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102 | $msg =~ s/\n+/\n/; |
|
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103 | warn "FATAL: $msg"; |
|
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104 | CFPlus::_exit 1; |
|
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105 | } |
|
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106 | |
|
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107 | # win32 is fucked up, of course. exit will clean stuff up, |
|
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108 | # which destroys our database etc. _exit will exit ALL |
|
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109 | # forked processes, because of the dreaded fork emulation. |
|
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110 | CFPlus::_exit 0; |
|
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111 | } |
|
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112 | |
|
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113 | close $fh_w; |
|
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114 | |
|
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115 | my $buffer; |
|
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116 | |
|
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117 | my $w; $w = AnyEvent->io (fh => $fh_r, poll => 'r', cb => sub { |
|
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118 | unless (sysread $fh_r, $buffer, 4096, length $buffer) { |
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119 | undef $w; |
|
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120 | $cb->(); |
|
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121 | return; |
|
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122 | } |
|
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123 | |
|
|
124 | while ($buffer =~ s/^(.*)\n//) { |
|
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125 | my $line = $1; |
|
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126 | $line =~ s/\s+$//; |
|
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127 | utf8::decode $line; |
|
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128 | if ($line =~ /^\x{e877}json_msg (.*)$/s) { |
|
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129 | $cb->(JSON::XS->new->allow_nonref->decode ($1)); |
|
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130 | } else { |
|
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131 | ::message ({ |
|
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132 | markup => "background($pid): " . CFPlus::asxml $line, |
|
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133 | }); |
|
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134 | } |
|
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135 | } |
|
|
136 | }); |
|
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137 | } |
|
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138 | |
|
|
139 | sub background_msg { |
|
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140 | my ($msg) = @_; |
|
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141 | |
|
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142 | $msg = "\x{e877}json_msg " . JSON::XS->new->allow_nonref->encode ($msg); |
|
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143 | $msg =~ s/\n//g; |
|
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144 | utf8::encode $msg; |
|
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145 | print $msg, "\n"; |
|
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146 | } |
|
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147 | |
|
|
148 | package CFPlus; |
|
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149 | |
|
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150 | sub find_rcfile($) { |
|
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151 | my $path; |
|
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152 | |
|
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153 | for (grep !ref, @INC) { |
|
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154 | $path = "$_/CFPlus/resources/$_[0]"; |
|
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155 | return $path if -r $path; |
|
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156 | } |
|
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157 | |
|
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158 | die "FATAL: can't find required file $_[0]\n"; |
|
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159 | } |
|
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160 | |
|
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161 | sub read_cfg { |
|
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162 | my ($file) = @_; |
|
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163 | |
|
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164 | open my $fh, $file |
|
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165 | or return; |
|
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166 | |
|
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167 | local $/; |
|
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168 | my $CFG = <$fh>; |
|
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169 | |
|
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170 | if ($CFG =~ /^---/) { ## TODO compatibility cruft, remove |
|
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171 | require YAML; |
|
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172 | utf8::decode $CFG; |
|
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173 | $::CFG = YAML::Load ($CFG); |
|
|
174 | } elsif ($CFG =~ /^\{/) { |
|
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175 | $::CFG = from_json $CFG; |
|
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176 | } else { |
|
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177 | $::CFG = eval $CFG; ## todo comaptibility cruft |
|
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178 | } |
|
|
179 | } |
|
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180 | |
|
|
181 | sub write_cfg { |
|
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182 | my ($file) = @_; |
|
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183 | |
|
|
184 | $::CFG->{VERSION} = $::VERSION; |
|
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185 | |
|
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186 | open my $fh, ">:utf8", $file |
|
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187 | or return; |
|
|
188 | print $fh to_json $::CFG; |
|
|
189 | } |
|
|
190 | |
|
|
191 | sub http_proxy { |
|
|
192 | my @proxy = win32_proxy_info; |
|
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193 | |
|
|
194 | if (@proxy) { |
|
|
195 | "http://" . (@proxy < 2 ? "" : @proxy < 3 ? "$proxy[1]\@" : "$proxy[1]:$proxy[2]\@") . $proxy[0] |
|
|
196 | } elsif (exists $ENV{http_proxy}) { |
|
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197 | $ENV{http_proxy} |
|
|
198 | } else { |
|
|
199 | () |
|
|
200 | } |
|
|
201 | } |
|
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202 | |
|
|
203 | sub set_proxy { |
|
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204 | my $proxy = http_proxy |
|
|
205 | or return; |
|
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206 | |
|
|
207 | $ENV{http_proxy} = $proxy; |
|
|
208 | } |
|
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209 | |
|
|
210 | sub lwp_useragent { |
|
|
211 | require LWP::UserAgent; |
|
|
212 | |
|
|
213 | CFPlus::set_proxy; |
|
|
214 | |
|
|
215 | my $ua = LWP::UserAgent->new ( |
|
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216 | agent => "cfplus $VERSION", |
|
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217 | keep_alive => 1, |
|
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218 | env_proxy => 1, |
|
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219 | timeout => 30, |
|
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220 | ); |
|
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221 | } |
|
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222 | |
|
|
223 | sub lwp_check($) { |
|
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224 | my ($res) = @_; |
|
|
225 | |
|
|
226 | $res->is_error |
|
|
227 | and die $res->status_line; |
|
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228 | |
|
|
229 | $res |
|
|
230 | } |
|
|
231 | |
|
|
232 | sub fh_nonblocking($$) { |
|
|
233 | my ($fh, $nb) = @_; |
|
|
234 | |
|
|
235 | if ($^O eq "MSWin32") { |
|
|
236 | $nb = (! ! $nb) + 0; |
|
|
237 | ioctl $fh, 0x8004667e, $nb; # FIONBIO |
|
|
238 | } else { |
|
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239 | fcntl $fh, &Fcntl::F_SETFL, $nb ? &Fcntl::O_NONBLOCK : 0; |
|
|
240 | } |
|
|
241 | |
|
|
242 | } |
|
|
243 | |
|
|
244 | package CFPlus::Layout; |
|
|
245 | |
|
|
246 | $CFPlus::OpenGL::SHUTDOWN_HOOK{"CFPlus::Layout"} = sub { |
|
|
247 | reset_glyph_cache; |
|
|
248 | }; |
| 24 | |
249 | |
| 25 | 1; |
250 | 1; |
| 26 | |
251 | |
| 27 | =back |
252 | =back |
| 28 | |
253 | |
