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/cvs/deliantra/server/lib/cf.pm
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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.2 by root, Fri Feb 3 21:22:53 2006 UTC vs.
Revision 1.15 by root, Sun Jun 11 15:02:16 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, $params) = @_;
80 93
88sub register_command { 101sub register_command {
89 my ($name, $time, $cb) = @_; 102 my ($name, $time, $cb) = @_;
90 103
91 my $caller = caller; 104 my $caller = caller;
92 105
106 warn "registering command '$name/$time' to '$caller'";
107
93 push @{ $command{$name} }, [$time, $cb, $caller]; 108 push @{ $command{$name} }, [$time, $cb, $caller];
94 $COMMAND{"$name\000"} = List::Util::max map $_->[0], @{ $command{$name} }; 109 $COMMAND{"$name\000"} = List::Util::max map $_->[0], @{ $command{$name} };
95} 110}
96 111
112sub register {
113 my ($base, $pkg) = @_;
114
115 for my $idx (0 .. $#EVENT) {
116 if (my $ref = $pkg->can ("on_$EVENT[$idx]")) {
117 warn "registering $EVENT[$idx] hook to '$pkg'\n";
118 $hook[$idx]{$base} = $ref;
119 }
120 }
121}
122
97sub load_extension { 123sub load_extension {
98 my ($path) = @_; 124 my ($path) = @_;
99 125
100 $path =~ /([^\/\\]+)\.ext$/ or die "$path"; 126 $path =~ /([^\/\\]+)\.ext$/ or die "$path";
127 my $base = $1;
101 my $pkg = $1; 128 my $pkg = $1;
102 $pkg =~ s/[^[:word:]]/_/g; 129 $pkg =~ s/[^[:word:]]/_/g;
103 $pkg = "cf::ext::$pkg"; 130 $pkg = "cf::ext::$pkg";
104 131
105 warn "loading '$path' into '$pkg'\n"; 132 warn "loading '$path' into '$pkg'\n";
115 142
116 eval $source 143 eval $source
117 or die "$path: $@"; 144 or die "$path: $@";
118 145
119 push @exts, $pkg; 146 push @exts, $pkg;
147 $ext_pkg{$base} = $pkg;
120 148
121 no strict 'refs'; 149# no strict 'refs';
122
123# @{"$pkg\::ISA"} = cf::ext::; 150# @{"$pkg\::ISA"} = cf::ext::;
124 151
125 for my $idx (0 .. $#EVENT) { 152 register $base, $pkg;
126 if (my $ref = $pkg->can ("on_$EVENT[$idx]")) {
127 warn "registering $EVENT[$idx] hook\n";
128 $hook[$idx]{$pkg} = $ref;
129 }
130 }
131} 153}
132 154
133sub unload_extension { 155sub unload_extension {
134 my ($pkg) = @_; 156 my ($pkg) = @_;
135 157
151 delete $command{$name}; 173 delete $command{$name};
152 delete $COMMAND{"$name\000"}; 174 delete $COMMAND{"$name\000"};
153 } 175 }
154 } 176 }
155 177
178 # remove extcmds
179 for my $name (keys %command) {
180 my @cb = grep $_->[2] ne $pkg, @{ $command{$name} };
181
182 if (@cb) {
183 $command{$name} = \@cb;
184 $COMMAND{"$name\000"} = List::Util::max map $_->[0], @cb;
185 } else {
186 delete $command{$name};
187 delete $COMMAND{"$name\000"};
188 }
189 }
190
191
156 Symbol::delete_package $pkg; 192 Symbol::delete_package $pkg;
157} 193}
158 194
159sub load_extensions { 195sub load_extensions {
160 my $LIBDIR = maps_directory "perl"; 196 my $LIBDIR = maps_directory "perl";
161 197
162 for my $ext (<$LIBDIR/*.ext>) { 198 for my $ext (<$LIBDIR/*.ext>) {
199 next unless -r $ext;
163 eval { 200 eval {
164 load_extension $ext; 201 load_extension $ext;
165 1 202 1
166 } or warn "$ext not loaded: $@"; 203 } or warn "$ext not loaded: $@";
167 } 204 }
169 206
170register_command "perl-reload", 0, sub { 207register_command "perl-reload", 0, sub {
171 my ($who, $arg) = @_; 208 my ($who, $arg) = @_;
172 209
173 if ($who->flag (FLAG_WIZ)) { 210 if ($who->flag (FLAG_WIZ)) {
211 $who->message ("reloading...");
212
174 warn "reloading...\n"; 213 warn "reloading...\n";
214 eval {
175 unload_extension $_ for @exts; 215 unload_extension $_ for @exts;
176 @exts = 0; 216 delete $INC{"cf.pm"};
177 load_extensions; 217
218 # don't, removes xs symbols, too
219 #Symbol::delete_package $pkg;
220
221 require cf;
222 };
223 warn $@ if $@;
224 $who->message ($@) if $@;
178 warn "reloaded\n"; 225 warn "reloaded\n";
226
227 $who->message ("reloaded");
228 } else {
229 $who->message ("Intruder Alert!");
179 } 230 }
180}; 231};
232
233#############################################################################
234# extcmd framework, basically convert ext <id> <pkg> arg1 args
235# into pkg::->on_extcmd_arg1 (...) while shortcutting a few
236
237sub on_extcmd {
238 my ($pl, $buf) = @_;
239
240 my ($id, $pkg, $name, $data) = split / /, $buf, 4;
241
242 if (my $method = "cf::ext::$pkg"->can ("on_extcmd_$name")) {
243 $method->($pl, $id, $buf);
244 }
245}
246
247#############################################################################
248# load/save/clean perl data associated with a map
249
250*on_mapclean = sub {
251 my ($map) = @_;
252
253 my $path = $map->tmpname;
254 defined $path or return;
255
256 unlink "$path.cfperl";
257};
258
259*on_mapin =
260*on_mapload = sub {
261 my ($map) = @_;
262
263 my $path = $map->tmpname;
264 $path = $map->path unless defined $path;
265
266 open my $fh, "<:raw", "$path.cfperl"
267 or return; # no perl data
268
269 my $data = Storable::thaw do { local $/; <$fh> };
270
271 $data->{version} <= 1
272 or return; # too new
273
274 $map->_set_obs ($data->{obs});
275};
276
277*on_mapout = sub {
278 my ($map) = @_;
279
280 my $path = $map->tmpname;
281 $path = $map->path unless defined $path;
282
283 my $obs = $map->_get_obs;
284
285 if (defined $obs) {
286 open my $fh, ">:raw", "$path.cfperl"
287 or die "$path.cfperl: $!";
288
289 stat $path;
290
291 print $fh Storable::nfreeze {
292 size => (stat _)[7],
293 time => (stat _)[9],
294 version => 1,
295 obs => $obs,
296 };
297
298 chmod SAVE_MODE, "$path.cfperl"; # very racy, but cf-compatible *g*
299 } else {
300 unlink "$path.cfperl";
301 }
302};
303
304#############################################################################
305# load/save perl data associated with player->ob objects
306
307*on_player_load = sub {
308 my ($ob, $path) = @_;
309
310 if (open my $fh, "<:raw", "$path.cfperl") {
311
312 #d##TODO#remove
313
314 my $data = Storable::thaw do { local $/; <$fh> };
315
316 $data->{version} <= 1
317 or return; # too new
318
319 %$ob = %{$data->{ob}};
320 return;
321 }
322
323 for my $o ($ob, $ob->inv) {
324 if (my $value = $o->get_ob_key_value ("_perl_data")) {
325 $o->set_ob_key_value ("_perl_data");
326
327 %$o = %{ Storable::thaw pack "H*", $value };
328 }
329 }
330};
331
332*on_player_save = sub {
333 my ($ob, $path) = @_;
334
335 $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_)
336 for grep %$_, $ob, $ob->inv;
337
338 unlink "$path.cfperl";#d##TODO#remove
339};
340
341register "<global>", __PACKAGE__;
181 342
182load_extensions; 343load_extensions;
183 344
1841 3451
185 346

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