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/cvs/deliantra/server/lib/cf.pm
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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.1 by root, Fri Feb 3 19:49:32 2006 UTC vs.
Revision 1.16 by root, Mon Jun 12 13:25:27 2006 UTC

1package cf; 1package cf;
2 2
3use Symbol; 3use Symbol;
4use List::Util; 4use List::Util;
5use Storable;
5 6
6use strict; 7use strict;
7 8
8our %COMMAND; 9our %COMMAND;
9our @EVENT; 10our @EVENT;
21 print STDERR "cfperl: $msg"; 22 print STDERR "cfperl: $msg";
22 LOG llevError, "cfperl: $msg"; 23 LOG llevError, "cfperl: $msg";
23 }; 24 };
24} 25}
25 26
27my %ignore_set = (MAP_PROP_PATH => 1); # I hate the plug-in api. Deeply!
28
26# generate property mutators 29# generate property mutators
27sub prop_gen { 30sub prop_gen {
28 my ($prefix, $class) = @_; 31 my ($prefix, $class) = @_;
29 32
30 no strict 'refs'; 33 no strict 'refs';
40 $_[0]->get_property ($type, $idx) 43 $_[0]->get_property ($type, $idx)
41 }; 44 };
42 45
43 *{"$class\::set_$sub"} = sub { 46 *{"$class\::set_$sub"} = sub {
44 $_[0]->set_property ($type, $idx, $_[1]); 47 $_[0]->set_property ($type, $idx, $_[1]);
45 }; 48 } unless $ignore_set{$prop};
46 } 49 }
47} 50}
48 51
49# auto-generate most of the API 52# auto-generate most of the API
50 53
58# guessed hierarchies 61# guessed hierarchies
59 62
60@cf::object::player::ISA = 'cf::object'; 63@cf::object::player::ISA = 'cf::object';
61@cf::object::map::ISA = 'cf::object'; 64@cf::object::map::ISA = 'cf::object';
62 65
66my %ext_pkg;
63my @exts; 67my @exts;
64my @hook; 68my @hook;
65my %command; 69my %command;
70my %extcmd;
66 71
67sub inject_event { 72sub inject_event {
68 my ($data) = @_; 73 my $extension = shift;
74 my $event_code = shift;
69 75
70 my $cb = $hook[$data->{event_code}] 76 my $cb = $hook[$event_code]{$extension}
71 or return; 77 or return;
72 78
73 $_->($data) for values %$cb; 79 &$cb
80}
74 81
75 () 82sub inject_global_event {
83 my $event = shift;
84
85 my $cb = $hook[$event]
86 or return;
87
88 List::Util::max map &$_, values %$cb
76} 89}
77 90
78sub inject_command { 91sub inject_command {
79 my ($name, $obj, $params) = @_; 92 my ($name, $obj, $params) = @_;
80 93
87 100
88sub register_command { 101sub register_command {
89 my ($name, $time, $cb) = @_; 102 my ($name, $time, $cb) = @_;
90 103
91 my $caller = caller; 104 my $caller = caller;
105 #warn "registering command '$name/$time' to '$caller'";
92 106
93 push @{ $command{$name} }, [$time, $cb, $caller]; 107 push @{ $command{$name} }, [$time, $cb, $caller];
94 $COMMAND{"$name\000"} = List::Util::max map $_->[0], @{ $command{$name} }; 108 $COMMAND{"$name\000"} = List::Util::max map $_->[0], @{ $command{$name} };
95} 109}
96 110
111sub register_extcmd {
112 my ($name, $cb) = @_;
113
114 my $caller = caller;
115 #warn "registering extcmd '$name' to '$caller'";
116
117 $extcmd{$name} = [$cb, $caller];
118}
119
120sub register {
121 my ($base, $pkg) = @_;
122
123 for my $idx (0 .. $#EVENT) {
124 if (my $ref = $pkg->can ("on_$EVENT[$idx]")) {
125 #warn "registering $EVENT[$idx] hook to '$pkg'\n";
126 $hook[$idx]{$base} = $ref;
127 }
128 }
129}
130
97sub load_extension { 131sub load_extension {
98 my ($path) = @_; 132 my ($path) = @_;
99 133
100 $path =~ /([^\/\\]+)\.ext$/ or die "$path"; 134 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
135 my $base = $1;
101 my $pkg = $1; 136 my $pkg = $1;
102 $pkg =~ s/[^[:word:]]/_/g; 137 $pkg =~ s/[^[:word:]]/_/g;
103 $pkg = "cf::ext::$pkg"; 138 $pkg = "cf::ext::$pkg";
104 139
105 warn "loading '$path' into '$pkg'\n"; 140 warn "loading '$path' into '$pkg'\n";
115 150
116 eval $source 151 eval $source
117 or die "$path: $@"; 152 or die "$path: $@";
118 153
119 push @exts, $pkg; 154 push @exts, $pkg;
155 $ext_pkg{$base} = $pkg;
120 156
121 no strict 'refs'; 157# no strict 'refs';
122
123# @{"$pkg\::ISA"} = cf::ext::; 158# @{"$pkg\::ISA"} = cf::ext::;
124 159
125 for my $idx (0 .. $#EVENT) { 160 register $base, $pkg;
126 if (my $ref = $pkg->can ("on_$EVENT[$idx]")) {
127 warn "registering $EVENT[$idx] hook\n";
128 $hook[$idx]{$pkg} = $ref;
129 }
130 }
131} 161}
132 162
133sub unload_extension { 163sub unload_extension {
134 my ($pkg) = @_; 164 my ($pkg) = @_;
135 165
151 delete $command{$name}; 181 delete $command{$name};
152 delete $COMMAND{"$name\000"}; 182 delete $COMMAND{"$name\000"};
153 } 183 }
154 } 184 }
155 185
186 # remove extcmds
187 for my $name (grep $extcmd{$_}[1] eq $pkg, keys %extcmd) {
188 delete $extcmd{$name};
189 }
190
156 Symbol::delete_package $pkg; 191 Symbol::delete_package $pkg;
157} 192}
158 193
159sub load_extensions { 194sub load_extensions {
160 my $LIBDIR = maps_directory "perl"; 195 my $LIBDIR = maps_directory "perl";
161 196
162 for my $ext (<$LIBDIR/*.ext>) { 197 for my $ext (<$LIBDIR/*.ext>) {
198 next unless -r $ext;
199 eval {
163 load_extension $ext; 200 load_extension $ext;
201 1
202 } or warn "$ext not loaded: $@";
164 } 203 }
165} 204}
166 205
167register_command "perl-reload", 0, sub { 206register_command "perl-reload", 0, sub {
168 my ($who, $arg) = @_; 207 my ($who, $arg) = @_;
169 208
170 if ($who->flag (FLAG_WIZ)) { 209 if ($who->flag (FLAG_WIZ)) {
210 $who->message ("reloading...");
211
171 warn "reloading...\n"; 212 warn "reloading...\n";
213 eval {
172 unload_extension $_ for @exts; 214 unload_extension $_ for @exts;
173 @exts = 0; 215 delete $INC{"cf.pm"};
174 load_extensions; 216
217 # don't, removes xs symbols, too
218 #Symbol::delete_package $pkg;
219
220 require cf;
221 };
222 warn $@ if $@;
223 $who->message ($@) if $@;
175 warn "reloaded\n"; 224 warn "reloaded\n";
225
226 $who->message ("reloaded");
227 } else {
228 $who->message ("Intruder Alert!");
176 } 229 }
177}; 230};
231
232#############################################################################
233# extcmd framework, basically convert ext <id> <pkg> arg1 args
234# into pkg::->on_extcmd_arg1 (...) while shortcutting a few
235
236sub on_extcmd {
237 my ($pl, $buf) = @_;
238
239 my ($type) = $buf =~ s/^(\S+) // ? $1 : "";
240
241 $extcmd{$type}[0]->($pl, $buf)
242 if $extcmd{$type};
243}
244
245#############################################################################
246# load/save/clean perl data associated with a map
247
248*on_mapclean = sub {
249 my ($map) = @_;
250
251 my $path = $map->tmpname;
252 defined $path or return;
253
254 unlink "$path.cfperl";
255};
256
257*on_mapin =
258*on_mapload = sub {
259 my ($map) = @_;
260
261 my $path = $map->tmpname;
262 $path = $map->path unless defined $path;
263
264 open my $fh, "<:raw", "$path.cfperl"
265 or return; # no perl data
266
267 my $data = Storable::thaw do { local $/; <$fh> };
268
269 $data->{version} <= 1
270 or return; # too new
271
272 $map->_set_obs ($data->{obs});
273};
274
275*on_mapout = sub {
276 my ($map) = @_;
277
278 my $path = $map->tmpname;
279 $path = $map->path unless defined $path;
280
281 my $obs = $map->_get_obs;
282
283 if (defined $obs) {
284 open my $fh, ">:raw", "$path.cfperl"
285 or die "$path.cfperl: $!";
286
287 stat $path;
288
289 print $fh Storable::nfreeze {
290 size => (stat _)[7],
291 time => (stat _)[9],
292 version => 1,
293 obs => $obs,
294 };
295
296 chmod SAVE_MODE, "$path.cfperl"; # very racy, but cf-compatible *g*
297 } else {
298 unlink "$path.cfperl";
299 }
300};
301
302#############################################################################
303# load/save perl data associated with player->ob objects
304
305*on_player_load = sub {
306 my ($ob, $path) = @_;
307
308 if (open my $fh, "<:raw", "$path.cfperl") {
309
310 #d##TODO#remove
311
312 my $data = Storable::thaw do { local $/; <$fh> };
313
314 $data->{version} <= 1
315 or return; # too new
316
317 %$ob = %{$data->{ob}};
318 return;
319 }
320
321 for my $o ($ob, $ob->inv) {
322 if (my $value = $o->get_ob_key_value ("_perl_data")) {
323 $o->set_ob_key_value ("_perl_data");
324
325 %$o = %{ Storable::thaw pack "H*", $value };
326 }
327 }
328};
329
330*on_player_save = sub {
331 my ($ob, $path) = @_;
332
333 $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_)
334 for grep %$_, $ob, $ob->inv;
335
336 unlink "$path.cfperl";#d##TODO#remove
337};
338
339register "<global>", __PACKAGE__;
178 340
179load_extensions; 341load_extensions;
180 342
1811 3431
182 344

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