… | |
… | |
11 | use Event; |
11 | use Event; |
12 | $Event::Eval = 1; # no idea why this is required, but it is |
12 | $Event::Eval = 1; # no idea why this is required, but it is |
13 | |
13 | |
14 | use strict; |
14 | use strict; |
15 | |
15 | |
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16 | _reload_1; |
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17 | |
16 | our %COMMAND = (); |
18 | our %COMMAND = (); |
17 | our @EVENT; |
19 | our @EVENT; |
18 | our @PLUGIN_EVENT; |
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19 | our %PROP_TYPE; |
20 | our %PROP_TYPE; |
20 | our %PROP_IDX; |
21 | our %PROP_IDX; |
21 | our $LIBDIR = maps_directory "perl"; |
22 | our $LIBDIR = maps_directory "perl"; |
22 | |
23 | |
23 | our $TICK = MAX_TIME * 1e-6; |
24 | our $TICK = MAX_TIME * 1e-6; |
24 | our $TICK_WATCHER; |
25 | our $TICK_WATCHER; |
25 | our $NEXT_TICK; |
26 | our $NEXT_TICK; |
26 | |
27 | |
27 | BEGIN { |
28 | BEGIN { |
28 | @PLUGIN_EVENT = map lc, @PLUGIN_EVENT; |
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29 | |
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30 | *CORE::GLOBAL::warn = sub { |
29 | *CORE::GLOBAL::warn = sub { |
31 | my $msg = join "", @_; |
30 | my $msg = join "", @_; |
32 | $msg .= "\n" |
31 | $msg .= "\n" |
33 | unless $msg =~ /\n$/; |
32 | unless $msg =~ /\n$/; |
34 | |
33 | |
… | |
… | |
69 | prop_gen PLAYER_PROP => "cf::object::player"; |
68 | prop_gen PLAYER_PROP => "cf::object::player"; |
70 | |
69 | |
71 | prop_gen MAP_PROP => "cf::map"; |
70 | prop_gen MAP_PROP => "cf::map"; |
72 | prop_gen ARCH_PROP => "cf::arch"; |
71 | prop_gen ARCH_PROP => "cf::arch"; |
73 | |
72 | |
74 | # guessed hierarchies |
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75 | |
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76 | @ext::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
73 | @safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; |
77 | @ext::cf::object::map::ISA = @cf::object::map::ISA = 'cf::object'; |
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78 | |
74 | |
79 | # we bless all objects into derived classes to force a method lookup |
75 | # we bless all objects into (empty) derived classes to force a method lookup |
80 | # within the Safe compartment. |
76 | # within the Safe compartment. |
81 | for my $pkg (qw(cf::object cf::object::map cf::object::player cf::player cf::map cf::party cf::region cf::arch)) { |
77 | for my $pkg (qw(cf::object cf::object::player cf::player cf::map cf::party cf::region cf::arch cf::living)) { |
82 | no strict 'refs'; |
78 | no strict 'refs'; |
83 | @{"ext::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; |
79 | @{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg; |
84 | } |
80 | } |
85 | |
81 | |
86 | $Event::DIED = sub { |
82 | $Event::DIED = sub { |
87 | warn "error in event callback: @_"; |
83 | warn "error in event callback: @_"; |
88 | }; |
84 | }; |
… | |
… | |
92 | my @hook; |
88 | my @hook; |
93 | my %command; |
89 | my %command; |
94 | my %extcmd; |
90 | my %extcmd; |
95 | |
91 | |
96 | ############################################################################# |
92 | ############################################################################# |
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93 | # utility functions |
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94 | |
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95 | use JSON::Syck (); # TODO# replace by JSON::PC once working |
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96 | |
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97 | sub from_json($) { |
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98 | $JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs |
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99 | JSON::Syck::Load $_[0] |
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100 | } |
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101 | |
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102 | sub to_json($) { |
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103 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
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104 | JSON::Syck::Dump $_[0] |
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105 | } |
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106 | |
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107 | ############################################################################# |
97 | # "new" plug-in system |
108 | # "new" plug-in system |
98 | |
109 | |
99 | =item cf::object::attach ... # NYI |
110 | =head3 EVENTS AND OBJECT ATTACHMENTS |
100 | |
111 | |
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112 | =over 4 |
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113 | |
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114 | =item $object->attach ($attachment, key => $value...) |
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115 | |
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116 | =item $object->detach ($attachment) |
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117 | |
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118 | Attach/detach a pre-registered attachment to an object. |
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119 | |
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120 | =item $player->attach ($attachment, key => $value...) |
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121 | |
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122 | =item $player->detach ($attachment) |
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123 | |
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124 | Attach/detach a pre-registered attachment to a player. |
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125 | |
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126 | =item $map->attach ($attachment, key => $value...) |
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127 | |
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128 | =item $map->detach ($attachment) |
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129 | |
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130 | Attach/detach a pre-registered attachment to a map. |
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131 | |
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132 | =item $bool = $object->attached ($name) |
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133 | |
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134 | =item $bool = $player->attached ($name) |
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135 | |
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136 | =item $bool = $map->attached ($name) |
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137 | |
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138 | Checks wether the named attachment is currently attached to the object. |
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139 | |
101 | =item cf::attach_global ... # NYI |
140 | =item cf::attach_global ... |
102 | |
141 | |
103 | =item cf::attach_to_type ... # NYI |
142 | Attach handlers for global events. |
104 | |
143 | |
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144 | This and all following C<attach_*>-functions expect any number of the |
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145 | following handler/hook descriptions: |
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146 | |
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147 | =over 4 |
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148 | |
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149 | =item prio => $number |
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150 | |
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151 | Set the priority for all following handlers/hooks (unless overwritten |
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152 | by another C<prio> setting). Lower priority handlers get executed |
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153 | earlier. The default priority is C<0>, and many built-in handlers are |
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154 | registered at priority C<-1000>, so lower priorities should not be used |
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155 | unless you know what you are doing. |
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156 | |
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157 | =item on_I<event> => \&cb |
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158 | |
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159 | Call the given code reference whenever the named event happens (event is |
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160 | something like C<instantiate>, C<apply>, C<use_skill> and so on, and which |
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161 | handlers are recognised generally depends on the type of object these |
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162 | handlers attach to). |
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163 | |
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164 | See F<include/eventinc.h> for the full list of events supported, and their |
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165 | class. |
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166 | |
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167 | =item package => package:: |
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168 | |
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169 | Look for sub functions of the name C<< on_I<event> >> in the given |
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170 | package and register them. Only handlers for eevents supported by the |
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171 | object/class are recognised. |
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172 | |
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173 | =back |
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174 | |
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175 | =item cf::attach_to_type $object_type, $subtype, ... |
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176 | |
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177 | Attach handlers for a specific object type (e.g. TRANSPORT) and |
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178 | subtype. If C<$subtype> is zero or undef, matches all objects of the given |
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179 | type. |
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180 | |
105 | =item cf::attach_to_objects ... # NYI |
181 | =item cf::attach_to_objects ... |
106 | |
182 | |
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183 | Attach handlers to all objects. Do not use this except for debugging or |
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184 | very rare events, as handlers are (obviously) called for I<all> objects in |
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185 | the game. |
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186 | |
107 | =item cf::attach_to_players ... # NYI |
187 | =item cf::attach_to_players ... |
108 | |
188 | |
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189 | Attach handlers to all players. |
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190 | |
109 | =item cf::attach_to_maps ... # NYI |
191 | =item cf::attach_to_maps ... |
110 | |
192 | |
111 | prio => $number, # higehr is earlier |
193 | Attach handlers to all maps. |
112 | on_xxx => \&cb, |
194 | |
113 | package => package::, |
195 | =item cf:register_attachment $name, ... |
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196 | |
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197 | Register an attachment by name through which objects can refer to this |
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198 | attachment. |
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199 | |
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200 | =item cf:register_player_attachment $name, ... |
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201 | |
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202 | Register an attachment by name through which players can refer to this |
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203 | attachment. |
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204 | |
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205 | =item cf:register_map_attachment $name, ... |
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206 | |
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207 | Register an attachment by name through which maps can refer to this |
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208 | attachment. |
114 | |
209 | |
115 | =cut |
210 | =cut |
116 | |
211 | |
117 | our %CB_CLASS = (); # registry for class-based events |
212 | # the following variables are defined in .xs and must not be re-created |
118 | our @CB_GLOBAL = (); # registry for all global events |
213 | our @CB_GLOBAL = (); # registry for all global events |
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214 | our @CB_OBJECT = (); # all objects (should not be used except in emergency) |
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215 | our @CB_PLAYER = (); |
119 | our @CB_TYPE = (); # registry for type (cf-object class) based events |
216 | our @CB_TYPE = (); # registry for type (cf-object class) based events |
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217 | our @CB_MAP = (); |
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218 | |
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219 | my %attachment; |
120 | |
220 | |
121 | sub _attach_cb($\%$$$) { |
221 | sub _attach_cb($\%$$$) { |
122 | my ($registry, $undo, $event, $prio, $cb) = @_; |
222 | my ($registry, $undo, $event, $prio, $cb) = @_; |
123 | |
223 | |
124 | use sort 'stable'; |
224 | use sort 'stable'; |
… | |
… | |
133 | } |
233 | } |
134 | |
234 | |
135 | # attach handles attaching event callbacks |
235 | # attach handles attaching event callbacks |
136 | # the only thing the caller has to do is pass the correct |
236 | # the only thing the caller has to do is pass the correct |
137 | # registry (== where the callback attaches to). |
237 | # registry (== where the callback attaches to). |
138 | sub _attach(\@$\@) { |
238 | sub _attach(\@$@) { |
139 | my ($registry, $klass, $arg) = @_; |
239 | my ($registry, $klass, @arg) = @_; |
140 | |
240 | |
141 | my $prio = 0; |
241 | my $prio = 0; |
142 | |
242 | |
143 | my %undo = ( |
243 | my %undo = ( |
144 | registry => $registry, |
244 | registry => $registry, |
145 | cb => [], |
245 | cb => [], |
146 | ); |
246 | ); |
147 | |
247 | |
148 | my %cb_id = map +("on_" . lc $EVENT[$_][0], $_) , grep $EVENT[$_][1] == $klass, 0 .. $#EVENT; |
248 | my %cb_id = map +("on_" . lc $EVENT[$_][0], $_) , grep $EVENT[$_][1] == $klass, 0 .. $#EVENT; |
149 | |
249 | |
150 | while (@$arg) { |
250 | while (@arg) { |
151 | my $type = shift @$arg; |
251 | my $type = shift @arg; |
152 | |
252 | |
153 | if ($type eq "prio") { |
253 | if ($type eq "prio") { |
154 | $prio = shift @$arg; |
254 | $prio = shift @arg; |
155 | |
255 | |
156 | } elsif ($type eq "package") { |
256 | } elsif ($type eq "package") { |
157 | my $pkg = shift @$arg; |
257 | my $pkg = shift @arg; |
158 | |
258 | |
159 | while (my ($name, $id) = each %cb_id) { |
259 | while (my ($name, $id) = each %cb_id) { |
160 | if (my $cb = $pkg->can ($name)) { |
260 | if (my $cb = $pkg->can ($name)) { |
161 | _attach_cb $registry, %undo, $id, $prio, $cb; |
261 | _attach_cb $registry, %undo, $id, $prio, $cb; |
162 | } |
262 | } |
163 | } |
263 | } |
164 | |
264 | |
165 | } elsif (exists $cb_id{$type}) { |
265 | } elsif (exists $cb_id{$type}) { |
166 | _attach_cb $registry, %undo, $cb_id{$type}, $prio, shift @$arg; |
266 | _attach_cb $registry, %undo, $cb_id{$type}, $prio, shift @arg; |
167 | |
267 | |
168 | } elsif (ref $type) { |
268 | } elsif (ref $type) { |
169 | warn "attaching objects not supported, ignoring.\n"; |
269 | warn "attaching objects not supported, ignoring.\n"; |
170 | |
270 | |
171 | } else { |
271 | } else { |
172 | shift @$arg; |
272 | shift @arg; |
173 | warn "attach argument '$type' not supported, ignoring.\n"; |
273 | warn "attach argument '$type' not supported, ignoring.\n"; |
174 | } |
274 | } |
175 | } |
275 | } |
176 | |
276 | |
177 | \%undo |
277 | \%undo |
178 | } |
278 | } |
179 | |
279 | |
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280 | sub _attach_attachment { |
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281 | my ($obj, $name, %arg) = @_; |
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282 | |
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283 | return if exists $obj->{_attachment}{$name}; |
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284 | |
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285 | my $res; |
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286 | |
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287 | if (my $attach = $attachment{$name}) { |
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288 | my $registry = $obj->registry; |
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289 | |
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290 | for (@$attach) { |
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291 | my ($klass, @attach) = @$_; |
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292 | $res = _attach @$registry, $klass, @attach; |
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293 | } |
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294 | |
|
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295 | $obj->{$name} = \%arg; |
|
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296 | } else { |
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297 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
|
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298 | } |
|
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299 | |
|
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300 | $obj->{_attachment}{$name} = undef; |
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301 | |
|
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302 | $res->{attachment} = $name; |
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303 | $res |
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304 | } |
|
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305 | |
180 | sub cf::object::attach { |
306 | *cf::object::attach = |
181 | die; |
307 | *cf::player::attach = |
182 | } |
308 | *cf::map::attach = sub { |
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309 | my ($obj, $name, %arg) = @_; |
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310 | |
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311 | _attach_attachment $obj, $name, %arg; |
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312 | }; |
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313 | |
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314 | # all those should be optimised |
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315 | *cf::object::detach = |
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316 | *cf::player::detach = |
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317 | *cf::map::detach = sub { |
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318 | my ($obj, $name) = @_; |
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319 | |
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320 | delete $obj->{_attachment}{$name}; |
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321 | reattach ($obj); |
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322 | }; |
|
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323 | |
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324 | *cf::object::attached = |
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325 | *cf::player::attached = |
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326 | *cf::map::attached = sub { |
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327 | my ($obj, $name) = @_; |
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328 | |
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329 | exists $obj->{_attachment}{$name} |
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330 | }; |
183 | |
331 | |
184 | sub attach_global { |
332 | sub attach_global { |
185 | _attach @CB_GLOBAL, KLASS_GLOBAL, @_ |
333 | _attach @CB_GLOBAL, KLASS_GLOBAL, @_ |
186 | } |
334 | } |
187 | |
335 | |
188 | sub attach_type { |
336 | sub attach_to_type { |
189 | my $type = shift; |
337 | my $type = shift; |
190 | _attach @{$CB_TYPE[$type]}, KLASS_MAP, @_ |
338 | my $subtype = shift; |
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339 | |
|
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340 | _attach @{$CB_TYPE[$type + $subtype * NUM_SUBTYPES]}, KLASS_OBJECT, @_ |
191 | } |
341 | } |
192 | |
342 | |
193 | sub attach_to_objects { |
343 | sub attach_to_objects { |
194 | _attach @{$CB_CLASS{cf::object::wrap::}}, KLASS_OBJECT, @_ |
344 | _attach @CB_OBJECT, KLASS_OBJECT, @_ |
195 | } |
345 | } |
196 | |
346 | |
197 | sub attach_to_players { |
347 | sub attach_to_players { |
198 | _attach @{$CB_CLASS{cf::player::wrap::}}, KLASS_PLAYER, @_ |
348 | _attach @CB_PLAYER, KLASS_PLAYER, @_ |
199 | } |
349 | } |
200 | |
350 | |
201 | sub attach_to_maps { |
351 | sub attach_to_maps { |
202 | _attach @{$CB_CLASS{cf::map::wrap::}}, KLASS_MAP, @_ |
352 | _attach @CB_MAP, KLASS_MAP, @_ |
|
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353 | } |
|
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354 | |
|
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355 | sub register_attachment { |
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356 | my $name = shift; |
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357 | |
|
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358 | $attachment{$name} = [[KLASS_OBJECT, @_]]; |
|
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359 | } |
|
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360 | |
|
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361 | sub register_player_attachment { |
|
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362 | my $name = shift; |
|
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363 | |
|
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364 | $attachment{$name} = [[KLASS_PLAYER, @_]]; |
|
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365 | } |
|
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366 | |
|
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367 | sub register_map_attachment { |
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368 | my $name = shift; |
|
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369 | |
|
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370 | $attachment{$name} = [[KLASS_MAP, @_]]; |
203 | } |
371 | } |
204 | |
372 | |
205 | our $override; |
373 | our $override; |
|
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374 | our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals? |
206 | |
375 | |
207 | sub override() { |
376 | sub override { |
208 | $override = 1 |
377 | $override = 1; |
|
|
378 | @invoke_results = (); |
209 | } |
379 | } |
210 | |
380 | |
211 | sub invoke { |
381 | sub do_invoke { |
212 | my $event = shift; |
382 | my $event = shift; |
|
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383 | my $callbacks = shift; |
213 | |
384 | |
214 | my @cb; |
385 | @invoke_results = (); |
215 | |
|
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216 | if (my $ref = ref $_[0]) { |
|
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217 | # 1. object-specific (NYI) |
|
|
218 | # 2. class-specific |
|
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219 | push @cb, @{$CB_CLASS{$ref}[$event] || []}; |
|
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220 | } |
|
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221 | |
|
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222 | # global |
|
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223 | push @cb, @{$CB_GLOBAL[$event] || []}; |
|
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224 | |
|
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225 | # warn "invoke id $EVENT[$event][0], args <@_> <=> @cb\n";#d# |
|
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226 | |
386 | |
227 | local $override; |
387 | local $override; |
228 | |
388 | |
229 | for (@cb) { |
389 | for (@$callbacks) { |
230 | eval { &{$_->[1]} }; |
390 | eval { &{$_->[1]} }; |
231 | |
391 | |
232 | if ($@) { |
392 | if ($@) { |
233 | warn "$@"; |
393 | warn "$@"; |
234 | warn "... while processing $EVENT[$event][0] event, skipping processing altogether.\n"; |
394 | warn "... while processing $EVENT[$event][0] event, skipping processing altogether.\n"; |
… | |
… | |
239 | } |
399 | } |
240 | |
400 | |
241 | 0 |
401 | 0 |
242 | } |
402 | } |
243 | |
403 | |
|
|
404 | =item $bool = cf::invoke EVENT_GLOBAL_XXX, ... |
|
|
405 | |
|
|
406 | =item $bool = $object->invoke (EVENT_OBJECT_XXX, ...) |
|
|
407 | |
|
|
408 | =item $bool = $player->invoke (EVENT_PLAYER_XXX, ...) |
|
|
409 | |
|
|
410 | =item $bool = $map->invoke (EVENT_MAP_XXX, ...) |
|
|
411 | |
|
|
412 | Generate a global/object/player/map-specific event with the given arguments. |
|
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413 | |
|
|
414 | This API is preliminary (most likely, the EVENT_KLASS_xxx prefix will be |
|
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415 | removed in future versions), and there is no public API to access override |
|
|
416 | results (if you must, access C<@cf::invoke_results> directly). |
|
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417 | |
|
|
418 | =back |
|
|
419 | |
|
|
420 | =head2 methods valid for all pointers |
|
|
421 | |
|
|
422 | =over 4 |
|
|
423 | |
|
|
424 | =item $object->valid |
|
|
425 | |
|
|
426 | =item $player->valid |
|
|
427 | |
|
|
428 | =item $map->valid |
|
|
429 | |
|
|
430 | Just because you have a perl object does not mean that the corresponding |
|
|
431 | C-level object still exists. If you try to access an object that has no |
|
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432 | valid C counterpart anymore you get an exception at runtime. This method |
|
|
433 | can be used to test for existence of the C object part without causing an |
|
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434 | exception. |
|
|
435 | |
|
|
436 | =back |
|
|
437 | |
|
|
438 | =cut |
|
|
439 | |
|
|
440 | *cf::object::valid = |
|
|
441 | *cf::player::valid = |
|
|
442 | *cf::map::valid = \&cf::_valid; |
|
|
443 | |
|
|
444 | ############################################################################# |
|
|
445 | # object support |
|
|
446 | |
|
|
447 | sub instantiate { |
|
|
448 | my ($obj, $data) = @_; |
|
|
449 | |
|
|
450 | $data = from_json $data; |
|
|
451 | |
|
|
452 | for (@$data) { |
|
|
453 | my ($name, $args) = @$_; |
|
|
454 | |
|
|
455 | $obj->attach ($name, %{$args || {} }); |
|
|
456 | } |
|
|
457 | } |
|
|
458 | |
|
|
459 | # basically do the same as instantiate, without calling instantiate |
|
|
460 | sub reattach { |
|
|
461 | my ($obj) = @_; |
|
|
462 | my $registry = $obj->registry; |
|
|
463 | |
|
|
464 | @$registry = (); |
|
|
465 | |
|
|
466 | delete $obj->{_attachment} unless scalar keys %{ $obj->{_attachment} || {} }; |
|
|
467 | |
|
|
468 | for my $name (keys %{ $obj->{_attachment} || {} }) { |
|
|
469 | if (my $attach = $attachment{$name}) { |
|
|
470 | for (@$attach) { |
|
|
471 | my ($klass, @attach) = @$_; |
|
|
472 | _attach @$registry, $klass, @attach; |
|
|
473 | } |
|
|
474 | } else { |
|
|
475 | warn "object uses attachment '$name' that is not available, postponing.\n"; |
|
|
476 | } |
|
|
477 | } |
|
|
478 | } |
|
|
479 | |
|
|
480 | sub object_freezer_save { |
|
|
481 | my ($filename, $rdata, $objs) = @_; |
|
|
482 | |
|
|
483 | if (length $$rdata) { |
|
|
484 | warn sprintf "saving %s (%d,%d)\n", |
|
|
485 | $filename, length $$rdata, scalar @$objs; |
|
|
486 | |
|
|
487 | if (open my $fh, ">:raw", "$filename~") { |
|
|
488 | chmod SAVE_MODE, $fh; |
|
|
489 | syswrite $fh, $$rdata; |
|
|
490 | close $fh; |
|
|
491 | |
|
|
492 | if (@$objs && open my $fh, ">:raw", "$filename.pst~") { |
|
|
493 | chmod SAVE_MODE, $fh; |
|
|
494 | syswrite $fh, Storable::nfreeze { version => 1, objs => $objs }; |
|
|
495 | close $fh; |
|
|
496 | rename "$filename.pst~", "$filename.pst"; |
|
|
497 | } else { |
|
|
498 | unlink "$filename.pst"; |
|
|
499 | } |
|
|
500 | |
|
|
501 | rename "$filename~", $filename; |
|
|
502 | } else { |
|
|
503 | warn "FATAL: $filename~: $!\n"; |
|
|
504 | } |
|
|
505 | } else { |
|
|
506 | unlink $filename; |
|
|
507 | unlink "$filename.pst"; |
|
|
508 | } |
|
|
509 | } |
|
|
510 | |
|
|
511 | sub object_thawer_load { |
|
|
512 | my ($filename) = @_; |
|
|
513 | |
|
|
514 | local $/; |
|
|
515 | |
|
|
516 | my $av; |
|
|
517 | |
|
|
518 | #TODO: use sysread etc. |
|
|
519 | if (open my $data, "<:raw:perlio", $filename) { |
|
|
520 | $data = <$data>; |
|
|
521 | if (open my $pst, "<:raw:perlio", "$filename.pst") { |
|
|
522 | $av = eval { (Storable::thaw <$pst>)->{objs} }; |
|
|
523 | } |
|
|
524 | return ($data, $av); |
|
|
525 | } |
|
|
526 | |
|
|
527 | () |
|
|
528 | } |
|
|
529 | |
|
|
530 | attach_to_objects |
|
|
531 | prio => -1000000, |
|
|
532 | on_clone => sub { |
|
|
533 | my ($src, $dst) = @_; |
|
|
534 | |
|
|
535 | @{$dst->registry} = @{$src->registry}; |
|
|
536 | |
|
|
537 | %$dst = %$src; |
|
|
538 | |
|
|
539 | %{$dst->{_attachment}} = %{$src->{_attachment}} |
|
|
540 | if exists $src->{_attachment}; |
|
|
541 | }, |
|
|
542 | ; |
|
|
543 | |
244 | ############################################################################# |
544 | ############################################################################# |
245 | # old plug-in events |
545 | # old plug-in events |
246 | |
546 | |
247 | sub inject_event { |
547 | sub inject_event { |
248 | my $extension = shift; |
548 | my $extension = shift; |
… | |
… | |
293 | } |
593 | } |
294 | |
594 | |
295 | sub register { |
595 | sub register { |
296 | my ($base, $pkg) = @_; |
596 | my ($base, $pkg) = @_; |
297 | |
597 | |
298 | for my $idx (0 .. $#PLUGIN_EVENT) { |
598 | #TODO |
299 | if (my $ref = $pkg->can ("on_$PLUGIN_EVENT[$idx]")) { |
|
|
300 | #warn "registering $PLUGIN_EVENT[$idx] hook to '$pkg'\n"; |
|
|
301 | $hook[$idx]{$base} = $ref; |
|
|
302 | } |
|
|
303 | } |
|
|
304 | } |
599 | } |
305 | |
600 | |
306 | sub load_extension { |
601 | sub load_extension { |
307 | my ($path) = @_; |
602 | my ($path) = @_; |
308 | |
603 | |
309 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
604 | $path =~ /([^\/\\]+)\.ext$/ or die "$path"; |
310 | my $base = $1; |
605 | my $base = $1; |
311 | my $pkg = $1; |
606 | my $pkg = $1; |
312 | $pkg =~ s/[^[:word:]]/_/g; |
607 | $pkg =~ s/[^[:word:]]/_/g; |
313 | $pkg = "cf::ext::$pkg"; |
608 | $pkg = "ext::$pkg"; |
314 | |
609 | |
315 | warn "loading '$path' into '$pkg'\n"; |
610 | warn "loading '$path' into '$pkg'\n"; |
316 | |
611 | |
317 | open my $fh, "<:utf8", $path |
612 | open my $fh, "<:utf8", $path |
318 | or die "$path: $!"; |
613 | or die "$path: $!"; |
… | |
… | |
339 | my ($pkg) = @_; |
634 | my ($pkg) = @_; |
340 | |
635 | |
341 | warn "removing extension $pkg\n"; |
636 | warn "removing extension $pkg\n"; |
342 | |
637 | |
343 | # remove hooks |
638 | # remove hooks |
|
|
639 | #TODO |
344 | for my $idx (0 .. $#PLUGIN_EVENT) { |
640 | # for my $idx (0 .. $#PLUGIN_EVENT) { |
345 | delete $hook[$idx]{$pkg}; |
641 | # delete $hook[$idx]{$pkg}; |
346 | } |
642 | # } |
347 | |
643 | |
348 | # remove commands |
644 | # remove commands |
349 | for my $name (keys %command) { |
645 | for my $name (keys %command) { |
350 | my @cb = grep $_->[2] ne $pkg, @{ $command{$name} }; |
646 | my @cb = grep $_->[2] ne $pkg, @{ $command{$name} }; |
351 | |
647 | |
… | |
… | |
361 | # remove extcmds |
657 | # remove extcmds |
362 | for my $name (grep $extcmd{$_}[1] eq $pkg, keys %extcmd) { |
658 | for my $name (grep $extcmd{$_}[1] eq $pkg, keys %extcmd) { |
363 | delete $extcmd{$name}; |
659 | delete $extcmd{$name}; |
364 | } |
660 | } |
365 | |
661 | |
366 | if (my $cb = $pkg->can ("on_unload")) { |
662 | if (my $cb = $pkg->can ("unload")) { |
367 | eval { |
663 | eval { |
368 | $cb->($pkg); |
664 | $cb->($pkg); |
369 | 1 |
665 | 1 |
370 | } or warn "$pkg unloaded, but with errors: $@"; |
666 | } or warn "$pkg unloaded, but with errors: $@"; |
371 | } |
667 | } |
… | |
… | |
415 | } |
711 | } |
416 | |
712 | |
417 | Symbol::delete_package $k; |
713 | Symbol::delete_package $k; |
418 | } |
714 | } |
419 | |
715 | |
420 | # 4. get rid of ext::, as good as possible |
716 | # 4. get rid of safe::, as good as possible |
421 | Symbol::delete_package "ext::$_" |
717 | Symbol::delete_package "safe::$_" |
422 | for qw(cf::object cf::object::map cf::object::player cf::player cf::map cf::party cf::region); |
718 | for qw(cf::object cf::object::player cf::player cf::map cf::party cf::region); |
423 | |
719 | |
424 | # 5. remove register_script_function callbacks |
720 | # 5. remove register_script_function callbacks |
425 | # TODO |
721 | # TODO |
426 | |
722 | |
427 | # 6. unload cf.pm "a bit" |
723 | # 6. unload cf.pm "a bit" |
428 | delete $INC{"cf.pm"}; |
724 | delete $INC{"cf.pm"}; |
429 | |
725 | |
430 | # don't, removes xs symbols, too |
726 | # don't, removes xs symbols, too, |
|
|
727 | # and global variables created in xs |
431 | #Symbol::delete_package __PACKAGE__; |
728 | #Symbol::delete_package __PACKAGE__; |
432 | |
729 | |
433 | # 7. reload cf.pm |
730 | # 7. reload cf.pm |
434 | $msg->("reloading cf.pm"); |
731 | $msg->("reloading cf.pm"); |
435 | require cf; |
732 | require cf; |
|
|
733 | |
|
|
734 | $msg->("load extensions"); |
|
|
735 | cf::load_extensions; |
436 | }; |
736 | }; |
437 | $msg->($@) if $@; |
737 | $msg->($@) if $@; |
438 | |
738 | |
439 | $msg->("reloaded"); |
739 | $msg->("reloaded"); |
440 | }; |
740 | }; |
… | |
… | |
456 | }; |
756 | }; |
457 | } |
757 | } |
458 | }; |
758 | }; |
459 | |
759 | |
460 | ############################################################################# |
760 | ############################################################################# |
461 | # utility functions |
|
|
462 | |
|
|
463 | use JSON::Syck (); # TODO# replace by JSON::PC once working |
|
|
464 | |
|
|
465 | sub from_json($) { |
|
|
466 | $JSON::Syck::ImplicitUnicode = 1; # work around JSON::Syck bugs |
|
|
467 | JSON::Syck::Load $_[0] |
|
|
468 | } |
|
|
469 | |
|
|
470 | sub to_json($) { |
|
|
471 | $JSON::Syck::ImplicitUnicode = 0; # work around JSON::Syck bugs |
|
|
472 | JSON::Syck::Dump $_[0] |
|
|
473 | } |
|
|
474 | |
|
|
475 | ############################################################################# |
|
|
476 | # extcmd framework, basically convert ext <msg> |
761 | # extcmd framework, basically convert ext <msg> |
477 | # into pkg::->on_extcmd_arg1 (...) while shortcutting a few |
762 | # into pkg::->on_extcmd_arg1 (...) while shortcutting a few |
478 | |
763 | |
479 | sub on_extcmd { |
764 | attach_to_players |
|
|
765 | on_extcmd => sub { |
480 | my ($pl, $buf) = @_; |
766 | my ($pl, $buf) = @_; |
481 | |
767 | |
482 | my $msg = eval { from_json $buf }; |
768 | my $msg = eval { from_json $buf }; |
483 | |
769 | |
484 | if (ref $msg) { |
770 | if (ref $msg) { |
485 | if (my $cb = $extcmd{$msg->{msgtype}}) { |
771 | if (my $cb = $extcmd{$msg->{msgtype}}) { |
486 | if (my %reply = $cb->[0]->($pl, $msg)) { |
772 | if (my %reply = $cb->[0]->($pl, $msg)) { |
487 | $pl->ext_reply ($msg->{msgid}, %reply); |
773 | $pl->ext_reply ($msg->{msgid}, %reply); |
|
|
774 | } |
488 | } |
775 | } |
489 | } |
|
|
490 | } else { |
776 | } else { |
491 | warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; |
777 | warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n"; |
|
|
778 | } |
|
|
779 | |
|
|
780 | cf::override; |
492 | } |
781 | }, |
493 | |
782 | ; |
494 | 1 |
|
|
495 | } |
|
|
496 | |
783 | |
497 | ############################################################################# |
784 | ############################################################################# |
498 | # load/save/clean perl data associated with a map |
785 | # load/save/clean perl data associated with a map |
499 | |
786 | |
500 | *cf::mapsupport::on_clean = sub { |
787 | *cf::mapsupport::on_clean = sub { |
501 | my ($map) = @_; |
788 | my ($map) = @_; |
502 | |
789 | |
503 | my $path = $map->tmpname; |
790 | my $path = $map->tmpname; |
504 | defined $path or return; |
791 | defined $path or return; |
505 | |
792 | |
506 | unlink "$path.cfperl"; |
793 | unlink "$path.pst"; |
507 | }; |
|
|
508 | |
|
|
509 | *cf::mapsupport::on_swapin = |
|
|
510 | *cf::mapsupport::on_load = sub { |
|
|
511 | my ($map) = @_; |
|
|
512 | |
|
|
513 | my $path = $map->tmpname; |
|
|
514 | $path = $map->path unless defined $path; |
|
|
515 | |
|
|
516 | open my $fh, "<:raw", "$path.cfperl" |
|
|
517 | or return; # no perl data |
|
|
518 | |
|
|
519 | my $data = Storable::thaw do { local $/; <$fh> }; |
|
|
520 | |
|
|
521 | $data->{version} <= 1 |
|
|
522 | or return; # too new |
|
|
523 | |
|
|
524 | $map->_set_obs ($data->{obs}); |
|
|
525 | }; |
|
|
526 | |
|
|
527 | *cf::mapsupport::on_swapout = sub { |
|
|
528 | my ($map) = @_; |
|
|
529 | |
|
|
530 | my $path = $map->tmpname; |
|
|
531 | $path = $map->path unless defined $path; |
|
|
532 | |
|
|
533 | my $obs = $map->_get_obs; |
|
|
534 | |
|
|
535 | if (defined $obs) { |
|
|
536 | open my $fh, ">:raw", "$path.cfperl" |
|
|
537 | or die "$path.cfperl: $!"; |
|
|
538 | |
|
|
539 | stat $path; |
|
|
540 | |
|
|
541 | print $fh Storable::nfreeze { |
|
|
542 | size => (stat _)[7], |
|
|
543 | time => (stat _)[9], |
|
|
544 | version => 1, |
|
|
545 | obs => $obs, |
|
|
546 | }; |
|
|
547 | |
|
|
548 | chmod SAVE_MODE, "$path.cfperl"; # very racy, but cf-compatible *g* |
|
|
549 | } else { |
|
|
550 | unlink "$path.cfperl"; |
|
|
551 | } |
|
|
552 | }; |
794 | }; |
553 | |
795 | |
554 | attach_to_maps prio => -10000, package => cf::mapsupport::; |
796 | attach_to_maps prio => -10000, package => cf::mapsupport::; |
555 | |
797 | |
556 | ############################################################################# |
798 | ############################################################################# |
… | |
… | |
558 | |
800 | |
559 | sub all_objects(@) { |
801 | sub all_objects(@) { |
560 | @_, map all_objects ($_->inv), @_ |
802 | @_, map all_objects ($_->inv), @_ |
561 | } |
803 | } |
562 | |
804 | |
|
|
805 | # TODO: compatibility cruft, remove when no longer needed |
563 | attach_to_players |
806 | attach_to_players |
564 | on_load => sub { |
807 | on_load => sub { |
565 | my ($pl, $path) = @_; |
808 | my ($pl, $path) = @_; |
566 | |
809 | |
567 | for my $o (all_objects $pl->ob) { |
810 | for my $o (all_objects $pl->ob) { |
… | |
… | |
569 | $o->set_ob_key_value ("_perl_data"); |
812 | $o->set_ob_key_value ("_perl_data"); |
570 | |
813 | |
571 | %$o = %{ Storable::thaw pack "H*", $value }; |
814 | %$o = %{ Storable::thaw pack "H*", $value }; |
572 | } |
815 | } |
573 | } |
816 | } |
574 | }, |
|
|
575 | on_save => sub { |
|
|
576 | my ($pl, $path) = @_; |
|
|
577 | |
|
|
578 | $_->set_ob_key_value (_perl_data => unpack "H*", Storable::nfreeze $_) |
|
|
579 | for grep %$_, all_objects $pl->ob; |
|
|
580 | }, |
817 | }, |
581 | ; |
818 | ; |
582 | |
819 | |
583 | ############################################################################# |
820 | ############################################################################# |
584 | # core extensions - in perl |
821 | # core extensions - in perl |
… | |
… | |
632 | } |
869 | } |
633 | |
870 | |
634 | ############################################################################# |
871 | ############################################################################# |
635 | # map scripting support |
872 | # map scripting support |
636 | |
873 | |
637 | our $safe = new Safe "ext"; |
874 | our $safe = new Safe "safe"; |
638 | our $safe_hole = new Safe::Hole; |
875 | our $safe_hole = new Safe::Hole; |
639 | |
876 | |
640 | $SIG{FPE} = 'IGNORE'; |
877 | $SIG{FPE} = 'IGNORE'; |
641 | |
878 | |
642 | $safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); |
879 | $safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time)); |
… | |
… | |
648 | ["cf::object::player" => qw(player)], |
885 | ["cf::object::player" => qw(player)], |
649 | ["cf::player" => qw(peaceful)], |
886 | ["cf::player" => qw(peaceful)], |
650 | ) { |
887 | ) { |
651 | no strict 'refs'; |
888 | no strict 'refs'; |
652 | my ($pkg, @funs) = @$_; |
889 | my ($pkg, @funs) = @$_; |
653 | *{"ext::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) |
890 | *{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"}) |
654 | for @funs; |
891 | for @funs; |
655 | } |
892 | } |
656 | |
893 | |
657 | sub safe_eval($;@) { |
894 | sub safe_eval($;@) { |
658 | my ($code, %vars) = @_; |
895 | my ($code, %vars) = @_; |
… | |
… | |
660 | my $qcode = $code; |
897 | my $qcode = $code; |
661 | $qcode =~ s/"/‟/g; # not allowed in #line filenames |
898 | $qcode =~ s/"/‟/g; # not allowed in #line filenames |
662 | $qcode =~ s/\n/\\n/g; |
899 | $qcode =~ s/\n/\\n/g; |
663 | |
900 | |
664 | local $_; |
901 | local $_; |
665 | local @ext::cf::_safe_eval_args = values %vars; |
902 | local @safe::cf::_safe_eval_args = values %vars; |
666 | |
903 | |
667 | $code = |
904 | my $eval = |
668 | "do {\n" |
905 | "do {\n" |
669 | . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" |
906 | . "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n" |
670 | . "#line 0 \"{$qcode}\"\n" |
907 | . "#line 0 \"{$qcode}\"\n" |
671 | . $code |
908 | . $code |
672 | . "\n}" |
909 | . "\n}" |
673 | ; |
910 | ; |
674 | |
911 | |
675 | sub_generation_inc; |
912 | sub_generation_inc; |
676 | my @res = wantarray ? $safe->reval ($code) : scalar $safe->reval ($code); |
913 | my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval); |
677 | sub_generation_inc; |
914 | sub_generation_inc; |
|
|
915 | |
|
|
916 | if ($@) { |
|
|
917 | warn "$@"; |
|
|
918 | warn "while executing safe code '$code'\n"; |
|
|
919 | warn "with arguments " . (join " ", %vars) . "\n"; |
|
|
920 | } |
678 | |
921 | |
679 | wantarray ? @res : $res[0] |
922 | wantarray ? @res : $res[0] |
680 | } |
923 | } |
681 | |
924 | |
682 | sub register_script_function { |
925 | sub register_script_function { |
683 | my ($fun, $cb) = @_; |
926 | my ($fun, $cb) = @_; |
684 | |
927 | |
685 | no strict 'refs'; |
928 | no strict 'refs'; |
686 | *{"ext::$fun"} = $safe_hole->wrap ($cb); |
929 | *{"safe::$fun"} = $safe_hole->wrap ($cb); |
687 | } |
930 | } |
688 | |
931 | |
689 | ############################################################################# |
932 | ############################################################################# |
690 | # the server's main() |
933 | # the server's main() |
691 | |
934 | |
692 | sub main { |
935 | sub main { |
|
|
936 | load_extensions; |
693 | Event::loop; |
937 | Event::loop; |
694 | } |
938 | } |
695 | |
939 | |
696 | ############################################################################# |
940 | ############################################################################# |
697 | # initialisation |
941 | # initialisation |
698 | |
942 | |
699 | register "<global>", __PACKAGE__; |
943 | register "<global>", __PACKAGE__; |
700 | |
944 | |
701 | unshift @INC, $LIBDIR; |
945 | unshift @INC, $LIBDIR; |
702 | |
|
|
703 | load_extensions; |
|
|
704 | |
946 | |
705 | $TICK_WATCHER = Event->timer ( |
947 | $TICK_WATCHER = Event->timer ( |
706 | prio => 1, |
948 | prio => 1, |
707 | at => $NEXT_TICK || 1, |
949 | at => $NEXT_TICK || 1, |
708 | cb => sub { |
950 | cb => sub { |
… | |
… | |
717 | $TICK_WATCHER->at ($NEXT_TICK); |
959 | $TICK_WATCHER->at ($NEXT_TICK); |
718 | $TICK_WATCHER->start; |
960 | $TICK_WATCHER->start; |
719 | }, |
961 | }, |
720 | ); |
962 | ); |
721 | |
963 | |
|
|
964 | _reload_2; |
|
|
965 | |
722 | 1 |
966 | 1 |
723 | |
967 | |