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Revision 1.11 by root, Fri Dec 22 06:02:29 2006 UTC vs.
Revision 1.24 by root, Mon Dec 17 08:27:44 2007 UTC

1=head1 CROSSFIRE+ PLUG-IN EVENTS 1=head1 DELIANTRA PLUG-IN EVENTS
2 2
3This document briefly describes each plug-in event. It is also used to 3This document briefly describes each plug-in event. It is also used to
4generate the event-list itself, so is always complete. Be careful wehn 4generate the event-list itself, so is always complete. Be careful wehn
5changing it, though. 5changing it, though.
6 6
18player BIRTH event, nothing much will happen with respect to the built-in 18player BIRTH event, nothing much will happen with respect to the built-in
19processing, but if you override from within a player TELL event, the tell 19processing, but if you override from within a player TELL event, the tell
20will be ignored (presumably your plug-in took care of it). 20will be ignored (presumably your plug-in took care of it).
21 21
22 22
23=head2 OBJECT EVENTS 23=head2 ATTACHABLE EVENTS
24 24
25Object events always relate to a specific object, which is always the 25No time to document this, screw me.
26first argument. Not all events get generated for every object, some are
27specific to an object type.
28 26
29=head3 instantiate (object init-args...) 27=head3 instantiate (object init-args...)
30 28
31An archetype was instantiated into an object. This event occurs when 29An object was instantiated.
32a map is loaded for the first time, or when the object was created 30
31For objects, this event occurs when a map is loaded for the first time
32when it was instantiated from an archetype, or when the object was created
33dynamically. The arguments are as specified in the C<attach> attribute of 33dynamically. The arguments are as specified in the C<attach> attribute of
34the object or archetype. 34the object or archetype.
35 35
36This is useful to initialise any per-object state you might need. 36This is useful to initialise any per-object state you might need.
37 37
42server was reloaded. This event will only be generated if the object has 42server was reloaded. This event will only be generated if the object has
43attachments. 43attachments.
44 44
45=head3 clone (object destination) 45=head3 clone (object destination)
46 46
47An object with _attached extension_ is cloned, that is, a copy was 47An object with _attached plugin_ is cloned, that is, a copy was made. The
48made. The copy automatically has all attachments the original object 48copy automatically has all attachments the original object had. The perl
49had. The perl variables get copied in a shallow way (references are shared 49variables get copied in a shallow way (references are shared between
50between instances). If this is not the behaviour you need, you have to 50instances). If this is not the behaviour you need, you have to adjust the
51adjust the B<destination> object as you see fit. 51B<destination> object as you see fit.
52 52
53=head3 destroy (object -- )
54
55Invoked when the deliantra object gets destroyed, and only when the object
56has a handler for this event. This event can occur many times, as its
57called when the in-memory object is destroyed, not when the object itself
58dies.
59
60
61=head2 OBJECT EVENTS
62
63Object events always relate to a specific object, which is always the
64first argument. Not all events get generated for every object, some are
65specific to an object type.
66
53=head3 add_bonus (item creator difficulty max_magic flags) 67=head3 add_bonus (item creator difficulty max_magic flags -- )
54 68
55A basic item has been created (e.g. for shops, monsters drops etc.) 69A basic item has been created (e.g. for shops, monsters drops etc.)
56that needs bonus values applied. The B<creator> object is a template 70that needs bonus values applied. The B<creator> object is a template
57object that can be used to inherit stuff (and can be NULL). Flags is a 71object that can be used to inherit stuff (and can be NULL). Flags is a
58combination of GT_ENVIRONMENT (???) or GT_STARTEQUIP (set FLAG_STARTEQUIP 72combination of GT_ENVIRONMENT (???) or GT_STARTEQUIP (set FLAG_STARTEQUIP
62treasure generation continues as it would without this hook. 76treasure generation continues as it would without this hook.
63 77
64In general, if flags != 0 or creator != 0 you should just return and leave 78In general, if flags != 0 or creator != 0 you should just return and leave
65item generation to the standard code. 79item generation to the standard code.
66 80
67=head3 destroy (object) 81=head3 remove (object -- )
68 82
69Invoked when the crossfire object gets destroyed, and only when the object 83Invoked before the object is removed from its environment.
70has a handler for this event. This event can occur many times, as its
71called when the in-memory object is destroyed, not when the object itself
72dies.
73 84
85=head3 insert (object -- )
86
87Called after the object was inserted into a container or map.
88
74=head3 tick (object) 89=head3 tick (object -- )
75 90
76Invoked whenever the object "ticks", i.e. has positive B<speed_left>. Only 91Invoked whenever the object "ticks", i.e. has positive B<speed_left>. Only
77during ticks should an objetc process any movement or other events. 92during ticks should an objetc process any movement or other events.
78 93
79=head3 kill (object hitter -- ) 94=head3 kill (object hitter -- )
128Unwield/unapply/unready the given spell/weapon/skill/etc. B<object>, 143Unwield/unapply/unready the given spell/weapon/skill/etc. B<object>,
129currently applied by B<who>. If your override, make sure you give 'who' 144currently applied by B<who>. If your override, make sure you give 'who'
130(if it is a player) an indication of whats wrong. Must return true if the 145(if it is a player) an indication of whats wrong. Must return true if the
131object was freed. 146object was freed.
132 147
133=head3 use_skill (skill who part direction strignarg -- ) 148=head3 use_skill (skill who part direction stringarg -- )
134 149
135Invoked whenever a skill is used by somebody or something. 150Invoked whenever a skill is used by somebody or something.
136 151
137=head3 cast_spell (spell casting_object owner direction stringarg -- ) 152=head3 cast_spell (spell owner casting_object direction stringarg -- )
138 153
139Invoked whenever a given spell is cast by B<casting_object> (used by 154Invoked whenever a given spell is cast by B<casting_object> (used by
140B<owner>). 155B<owner>).
141 156
142=head3 drop (object who -- ) 157=head3 drop (object who -- )
188 203
189Invoked whenever a trap-like B<object> has been activated, usually by 204Invoked whenever a trap-like B<object> has been activated, usually by
190moving onto it. This includes not just traps, but also buttons, holes, 205moving onto it. This includes not just traps, but also buttons, holes,
191signs and similar stuff. 206signs and similar stuff.
192 207
208=head3 open (container who -- )
209
210Invoked whenever a container gets opened. When overriden, the container will not
211get opened, but you must tell op about the reason.
212
193=head3 close (container who -- ) 213=head3 close (container who -- )
194 214
195Invoked whenever a container gets closed (this event is not yet reliable!). 215Invoked whenever a container gets closed. When overriden, the container
216will not get closed, but you must tell op about the reason. This event
217is not crash-safe, i.e. containers might be closed due to a server crash
218without this event being invoked.
196 219
197 220
198=head2 GLOBAL EVENTS 221=head2 GLOBAL EVENTS
199 222
200Global events have no relation to specific objects. 223Global events have no relation to specific objects.
201 224
202=head3 cleanup () 225=head3 cleanup ()
203 226
204Called when the server is cleaning up, just before it calls exit. 227Called when the server is cleaning up, just before it calls exit.
205 228
206=head3 clock ( ) 229=head3 clock ()
207 230
208Is invoked on every server tick, usually every 0.12 seconds. 231Is invoked on every server tick, usually every 0.12 seconds.
209 232
233=head3 resource_update ()
234
235Is invoked after each time the server reloads its resources, which is
236usually one of the earliest things it does when starting up.
237
210 238
211=head2 PLAYER EVENTS 239=head2 PLAYER EVENTS
212 240
213Player events always have a player object as first argument. 241Player events always have a player object as first argument.
214 242
215=head3 reattach (player)
216
217Invoked whenever attachments/plug-ins need to get reattached to the player
218object. This usually happens when the player gets loaded from disk, or
219when the server is reloaded.
220
221=head3 birth (player) 243=head3 birth (player)
222 244
223Invoked as very first thing after creating a player. 245Invoked as very first thing after creating a player.
224 246
225=head3 quit (player) 247=head3 quit (player)
226 248
227Invoked wheneever a player quits, before actually removing him/her. 249Invoked wheneever a player quits, before actually removing him/her.
228 250
229=head3 kick (player params -- ) 251=head3 kick (player params -- )
230 252
231Invoked when the given plaer is being kicked, before the kick is executed. 253Invoked when the given player is being kicked, before the kick is
254executed.
232 255
233=head3 load (player) 256=head3 load (player -- )
234 257
235Invoked whenever a player has been loaded from disk, but before 258Invoked whenever a player has been loaded from disk, but before
236actual login. 259actual login.
237 260
238=head3 save (player) 261=head3 save (player -- )
239 262
240Invoked just before a player gets saved. 263Invoked just before a player gets serialised.
264
265=head3 save_done (player -- )
266
267Invoked just after a player was serialised.
268
269=head3 connect (player -- )
270
271Invoked just after the player object was connected to a client.
272
273=head3 disconnect (player -- )
274
275Invoked just before the player gets disconnected from the client.
241 276
242=head3 login (player) 277=head3 login (player)
243 278
244Invoked whenever a player logs in. 279Invoked whenever a player logs in.
245 280
246=head3 logout (player) 281=head3 logout (player cleanly -- )
247 282
248Invoked whenever a player logs out, gets disconnected etc. 283Invoked whenever a player logs out, gets disconnected etc.
249 284
250=head3 death (player) 285=head3 death (player)
251 286
252Invoked whenever a player dies, before the death actually gets processed. 287Invoked whenever a player dies, before the death actually gets processed.
253 288
254=head3 map_change (player newmap x y -- ) 289=head3 map_change (player newmap x y -- )
255 290
256Invoked before a player moves from one map to another, can override the movement. 291Invoked before a player moves from one map to another, can override the movement.
292
293=head3 region_change (player newregion oldregion -- )
294
295Invoked when a player entered a new region. Cannot be overriden.
257 296
258=head3 command (player command args -- time) 297=head3 command (player command args -- time)
259 298
260Execute a user command send by the client. Programmable plug-ins usually 299Execute a user command send by the client. Programmable plug-ins usually
261handle this event internally. 300handle this event internally.
265Invoked whenever a client issues the C<extcmd> protocol command. 304Invoked whenever a client issues the C<extcmd> protocol command.
266Programmable plug-ins usually handle this event internally. 305Programmable plug-ins usually handle this event internally.
267 306
268=head3 move (player direction -- ) 307=head3 move (player direction -- )
269 308
309Called whenever the player is supposed to move or attack. The handler
310must handle the cases of speed_left or weapon_sp_left being negative,
311fire being on, is responsible for decreaseing the speed_left value
312on successful moves etc. etc.. When overriden, must return a boolean
313indicating wether a move could be effected.
314
270=head3 pray_altar (player altar skill -- ) 315=head3 pray_altar (player altar skill -- )
271 316
272Invoked whenever the B<player> prays over an B<altar>, using the given B<skill>. 317Invoked whenever the B<player> prays over an B<altar>, using the given B<skill>.
273 318
274=head3 tell (player name message -- ) 319=head3 tell (player name message -- )
275 320
276Invoked whenever the player uses the B<tell> or B<reply> command, before 321Invoked whenever the player uses the B<tell> or B<reply> command, before
277it gets processed. 322it gets processed.
278 323
324=head3 told (player player message -- )
325
326Invoked right before a message is being told to a player using B<tell> or
327B<reply>.
328
279=head3 say (player message --) 329=head3 say (player message --)
280 330
281=head3 chat (player message --) 331=head3 chat (player message --)
282 332
283=head3 shout (player message --) 333=head3 shout (player message --)
293 343
294=head3 instantiate (map) 344=head3 instantiate (map)
295 345
296Original B<map> has been loaded (e.g. on first use, or after a map 346Original B<map> has been loaded (e.g. on first use, or after a map
297reset). 347reset).
298
299=head3 reattach (map)
300
301Invoked whenever attachments/plug-ins need to get reattached to the
302B<map>. This usually happens when the map was loaded from disk, or when the
303server was reloaded.
304
305=head3 destroy (map)
306
307Invoked when the map object gets destroyed, and only when the map object
308has a handler for this event. This event can occur many times, as its
309called when the in-memory object is destroyed, not when the object itself
310dies.
311 348
312=head3 swapin (map) 349=head3 swapin (map)
313 350
314Invoked when a previously swapped-out temporary B<map> has been loaded again. 351Invoked when a previously swapped-out temporary B<map> has been loaded again.
315 352
351=head3 connect (client -- ) 388=head3 connect (client -- )
352 389
353Called as soon as a new connection to the server is established. Should 390Called as soon as a new connection to the server is established. Should
354not be overriden. 391not be overriden.
355 392
393=head3 setup (client string -- )
394
395Client sent the setup command to negotiate parameters. Handling is
396mandatory and done by F<login.ext>.
397
356=head3 addme (client -- ) 398=head3 addme (client -- )
357 399
358The client sent an addme, thus ending the initial handshaking. If overriden, the server 400The client sent an addme, thus ending the initial handshaking. Handling is mandatory
359will not send any response. 401and done by F<login.ext>.
360
361=head3 reattach (client -- )
362
363Invoked whenever attachments/plug-ins need to get reattached to the
364object. This usually happens when server was reloaded. This event will
365only be generated if the object has attachments.
366
367=head3 destroy (client -- )
368
369Called when the runtime wants to destroy the client structure.
370 402
371=head3 reply (client replystring -- ) 403=head3 reply (client replystring -- )
372 404
373Called when the client submits a reply in the ST_CUSTOM state. Usually 405Called when the client submits a reply in the ST_CUSTOM state. Usually
374handled internally by language plugins. 406handled internally by language plugins.

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