… | |
… | |
103 | } |
103 | } |
104 | |
104 | |
105 | ############################################################################# |
105 | ############################################################################# |
106 | # "new" plug-in system |
106 | # "new" plug-in system |
107 | |
107 | |
108 | =item cf::object::attach ... # NYI |
108 | =item $object->attach ($attachment, ...) |
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109 | |
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110 | Attach a pre-registered attachment to an object. |
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111 | |
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112 | =item $player->attach ($attachment, ...) |
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113 | |
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114 | Attach a pre-registered attachment to a player. |
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115 | |
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116 | =item $map->attach ($attachment, ...) # not yet persistent |
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117 | |
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118 | Attach a pre-registered attachment to a map. |
109 | |
119 | |
110 | =item cf::attach_global ... |
120 | =item cf::attach_global ... |
111 | |
121 | |
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122 | Attach handlers for global events. |
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123 | |
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124 | This and all following C<attach_*>-functions expect any number of the |
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125 | following handler/hook descriptions: |
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126 | |
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127 | =over 4 |
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128 | |
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129 | =item prio => $number |
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130 | |
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131 | Set the priority for all following handlers/hooks (unless overwritten |
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132 | by another C<prio> setting). Lower priority handlers get executed |
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133 | earlier. The default priority is C<0>, and many built-in handlers are |
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134 | registered at priority C<-1000>, so lower priorities should not be used |
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135 | unless you know what you are doing. |
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136 | |
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137 | =item on_I<event> => \&cb |
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138 | |
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139 | Call the given code reference whenever the named event happens (event is |
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140 | something like C<instantiate>, C<apply>, C<use_skill> and so on, and which |
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141 | handlers are recognised generally depends on the type of object these |
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142 | handlers attach to). |
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143 | |
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144 | See F<include/eventinc.h> for the full list of events supported, and their |
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145 | class. |
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146 | |
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147 | =item package => package:: |
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148 | |
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149 | Look for sub functions of the name C<< on_I<event> >> in the given |
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150 | package and register them. Only handlers for eevents supported by the |
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151 | object/class are recognised. |
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152 | |
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153 | =back |
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154 | |
112 | =item cf::attach_to_type $object_type, ... |
155 | =item cf::attach_to_type $object_type, ... |
113 | |
156 | |
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157 | Attach handlers for a specific object type (e.g. TRANSPORT). |
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158 | |
114 | =item cf::attach_to_objects ... |
159 | =item cf::attach_to_objects ... |
115 | |
160 | |
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161 | Attach handlers to all objects. Do not use this except for debugging or |
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162 | very rare events, as handlers are (obviously) called for I<all> objects in |
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163 | the game. |
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164 | |
116 | =item cf::attach_to_players ... |
165 | =item cf::attach_to_players ... |
117 | |
166 | |
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167 | Attach handlers to all players. |
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168 | |
118 | =item cf::attach_to_maps ... |
169 | =item cf::attach_to_maps ... |
119 | |
170 | |
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171 | Attach handlers to all maps. |
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172 | |
120 | =item cf:register_attachment $name, ... |
173 | =item cf:register_attachment $name, ... |
121 | |
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122 | prio => $number, # lower is earlier |
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123 | on_xxx => \&cb, |
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124 | package => package::, |
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125 | |
174 | |
126 | =cut |
175 | =cut |
127 | |
176 | |
128 | # the following variables are defined in .xs and must not be re-created |
177 | # the following variables are defined in .xs and must not be re-created |
129 | our @CB_GLOBAL = (); # registry for all global events |
178 | our @CB_GLOBAL = (); # registry for all global events |
… | |
… | |
191 | } |
240 | } |
192 | |
241 | |
193 | \%undo |
242 | \%undo |
194 | } |
243 | } |
195 | |
244 | |
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245 | sub _attach_attachment { |
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246 | my ($klass, $obj, $name, @args) = q_; |
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247 | |
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248 | my $res; |
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249 | |
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250 | if (my $attach = $attachment{$name}) { |
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251 | my $registry = $obj->registry; |
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252 | |
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253 | $res = _attach @$registry, $klass, @$attach; |
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254 | |
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255 | if (my $cb = delete $registry->[EVENT_OBJECT_INSTANTIATE]) { |
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256 | for (@$cb) { |
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257 | eval { $_->[1]->($obj, @args); }; |
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258 | if ($@) { |
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259 | warn "$@"; |
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260 | warn "... while processing '$name' instantiate with args <@args>.\n"; |
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261 | } |
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262 | } |
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263 | } |
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264 | } else { |
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265 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
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266 | } |
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267 | |
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268 | push @{$obj->{_attachment}}, $name; |
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269 | |
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270 | $res->{attachment} = $name; |
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271 | $res |
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272 | } |
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273 | |
196 | sub cf::object::attach { |
274 | sub cf::object::attach { |
197 | die; |
275 | my ($obj, $name, @args) = @_; |
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276 | |
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277 | _attach_attachment KLASS_OBJECT, $obj, $name, @args; |
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278 | } |
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279 | |
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280 | sub cf::player::attach { |
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281 | my ($obj, $name, @args) = @_; |
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282 | |
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283 | _attach_attachment KLASS_PLAYER, $obj, $name, @args; |
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284 | } |
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285 | |
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286 | sub cf::map::attach { |
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287 | my ($obj, $name, @args) = @_; |
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288 | |
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289 | _attach_attachment KLASS_MAP, $obj, $name, @args; |
198 | } |
290 | } |
199 | |
291 | |
200 | sub attach_global { |
292 | sub attach_global { |
201 | _attach @CB_GLOBAL, KLASS_GLOBAL, @_ |
293 | _attach @CB_GLOBAL, KLASS_GLOBAL, @_ |
202 | } |
294 | } |
… | |
… | |
259 | ############################################################################# |
351 | ############################################################################# |
260 | # object support |
352 | # object support |
261 | |
353 | |
262 | sub instantiate { |
354 | sub instantiate { |
263 | my ($obj, $data) = @_; |
355 | my ($obj, $data) = @_; |
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356 | |
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357 | $data = from_json $data; |
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358 | |
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359 | for (@$data) { |
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360 | my ($name, $args) = @$_; |
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361 | attach $obj, $name, @{$args || [] }; |
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362 | } |
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363 | } |
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364 | |
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365 | # basically do the same as instantiate, without calling instantiate |
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366 | sub reattach { |
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367 | warn "reattach<@_>\n";#d# |
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368 | my ($obj) = @_; |
264 | my $registry = $obj->registry; |
369 | my $registry = $obj->registry; |
265 | |
370 | |
266 | $data = from_json $data; |
371 | for my $name (@{ $obj->{_attachment} }) { |
267 | |
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268 | for (@$data) { |
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269 | my ($pri, $name, @args) = @$_; |
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270 | |
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271 | if (my $attach = $attachment{$name}) { |
372 | if (my $attach = $attachment{$name}) { |
272 | _attach @$registry, KLASS_OBJECT, @$attach; |
373 | _attach @$registry, KLASS_OBJECT, @$attach; |
273 | |
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274 | if (my $cb = delete $registry->[EVENT_OBJECT_INSTANTIATE]) { |
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275 | for (@$cb) { |
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276 | eval { $_->[1]->($obj, @args); }; |
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277 | if ($@) { |
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278 | warn "$@"; |
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279 | warn "... while processing '$name' instantiate with args <@args>\n"; |
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280 | } |
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281 | } |
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282 | } |
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283 | } else { |
374 | } else { |
284 | warn "object uses attachment $name that is not available, postponing.\n"; |
375 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
285 | } |
376 | } |
286 | |
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287 | push @{$obj->{_attachment}}, $name; |
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288 | } |
377 | } |
289 | } |
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290 | |
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291 | # basically do the same as instantiate, without calling instantiate |
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292 | sub reattach { |
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293 | my ($obj) = @_; |
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294 | my $registry = $obj->registry; |
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295 | |
378 | |
296 | warn "reattach<@_, $_>\n"; |
379 | warn "reattach<@_, $_>\n"; |
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380 | } |
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381 | |
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382 | sub object_freezer_save { |
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383 | my ($filename, $objs) = @_; |
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384 | warn "freeze $filename\n";#d# |
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385 | use Data::Dumper; print Dumper $objs; |
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386 | |
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387 | $filename .= ".pst"; |
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388 | |
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389 | if (@$objs) { |
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390 | open my $fh, ">:raw", "$filename~"; |
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391 | chmod $fh, SAVE_MODE; |
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392 | syswrite $fh, Storable::nfreeze { version => 1, objs => $objs }; |
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393 | close $fh; |
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394 | rename "$filename~", $filename; |
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395 | } else { |
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396 | unlink $filename; |
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397 | } |
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398 | } |
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399 | |
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400 | sub object_thawer_load { |
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401 | my ($filename) = @_; |
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402 | |
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403 | warn "thaw $filename\n";#d# |
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404 | |
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405 | open my $fh, "<:raw:perlio", "$filename.pst" |
|
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406 | or return; |
|
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407 | |
|
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408 | eval { local $/; (Storable::thaw <$fh>)->{objs} } |
297 | } |
409 | } |
298 | |
410 | |
299 | attach_to_objects |
411 | attach_to_objects |
300 | prio => -1000000, |
412 | prio => -1000000, |
301 | on_clone => sub { |
413 | on_clone => sub { |
… | |
… | |
558 | |
670 | |
559 | my $path = $map->tmpname; |
671 | my $path = $map->tmpname; |
560 | defined $path or return; |
672 | defined $path or return; |
561 | |
673 | |
562 | unlink "$path.cfperl"; |
674 | unlink "$path.cfperl"; |
|
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675 | unlink "$path.pst"; |
563 | }; |
676 | }; |
564 | |
677 | |
565 | *cf::mapsupport::on_swapin = |
678 | *cf::mapsupport::on_swapin = |
566 | *cf::mapsupport::on_load = sub { |
679 | *cf::mapsupport::on_load = sub { |
567 | my ($map) = @_; |
680 | my ($map) = @_; |
… | |
… | |
578 | or return; # too new |
691 | or return; # too new |
579 | |
692 | |
580 | $map->_set_obs ($data->{obs}); |
693 | $map->_set_obs ($data->{obs}); |
581 | }; |
694 | }; |
582 | |
695 | |
583 | *cf::mapsupport::on_swapout = sub { |
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584 | my ($map) = @_; |
|
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585 | |
|
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586 | my $path = $map->tmpname; |
|
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587 | $path = $map->path unless defined $path; |
|
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588 | |
|
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589 | my $obs = $map->_get_obs; |
|
|
590 | |
|
|
591 | if (defined $obs) { |
|
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592 | open my $fh, ">:raw", "$path.cfperl" |
|
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593 | or die "$path.cfperl: $!"; |
|
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594 | |
|
|
595 | stat $path; |
|
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596 | |
|
|
597 | print $fh Storable::nfreeze { |
|
|
598 | size => (stat _)[7], |
|
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599 | time => (stat _)[9], |
|
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600 | version => 1, |
|
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601 | obs => $obs, |
|
|
602 | }; |
|
|
603 | |
|
|
604 | chmod SAVE_MODE, "$path.cfperl"; # very racy, but cf-compatible *g* |
|
|
605 | } else { |
|
|
606 | unlink "$path.cfperl"; |
|
|
607 | } |
|
|
608 | }; |
|
|
609 | |
|
|
610 | attach_to_maps prio => -10000, package => cf::mapsupport::; |
696 | attach_to_maps prio => -10000, package => cf::mapsupport::; |
611 | |
697 | |
612 | ############################################################################# |
698 | ############################################################################# |
613 | # load/save perl data associated with player->ob objects |
699 | # load/save perl data associated with player->ob objects |
614 | |
700 | |
… | |
… | |
625 | $o->set_ob_key_value ("_perl_data"); |
711 | $o->set_ob_key_value ("_perl_data"); |
626 | |
712 | |
627 | %$o = %{ Storable::thaw pack "H*", $value }; |
713 | %$o = %{ Storable::thaw pack "H*", $value }; |
628 | } |
714 | } |
629 | } |
715 | } |
630 | }, |
|
|
631 | on_save => sub { |
|
|
632 | my ($pl, $path) = @_; |
|
|
633 | |
|
|
634 | $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_) |
|
|
635 | for grep %$_, all_objects $pl->ob; |
|
|
636 | }, |
716 | }, |
637 | ; |
717 | ; |
638 | |
718 | |
639 | ############################################################################# |
719 | ############################################################################# |
640 | # core extensions - in perl |
720 | # core extensions - in perl |