2 core.callback_origins = {}
4 local getinfo = debug.getinfo
7 --- Runs given callbacks.
9 -- Note: this function is also called from C++
10 -- @tparam table callbacks a table with registered callbacks, like `core.registered_on_*`
11 -- @tparam number mode a RunCallbacksMode, as defined in src/script/common/c_internal.h
12 -- @param ... arguments for the callback
13 -- @return depends on mode
14 function core.run_callbacks(callbacks, mode, ...)
15 assert(type(callbacks) == "table")
16 local cb_len = #callbacks
18 if mode == 2 or mode == 3 then
20 elseif mode == 4 or mode == 5 then
26 local cb_ret = callbacks[i](...)
28 if mode == 0 and i == 1 or mode == 1 and i == cb_len then
31 if not cb_ret or i == 1 then
40 if (cb_ret and not ret) or i == 1 then
43 elseif mode == 5 and cb_ret then
50 function core.override_item(name, redefinition)
51 if redefinition.name ~= nil then
52 error("Attempt to redefine name of "..name.." to "..dump(redefinition.name), 2)
54 if redefinition.type ~= nil then
55 error("Attempt to redefine type of "..name.." to "..dump(redefinition.type), 2)
57 local itemdef = core.get_item_def(name)
59 error("Attempt to override non-existent item "..name, 2)
61 local nodedef = core.get_node_def(name)
62 table.combine(itemdef, nodedef)
64 for k, v in pairs(redefinition) do
67 core.register_item_raw(itemdef)
71 -- Callback registration
74 local function make_registration()
76 local registerfunc = function(func)
78 core.callback_origins[func] = {
79 mod = core.get_current_modname() or "??",
80 name = getinfo(1, "n").name or "??"
82 --local origin = core.callback_origins[func]
83 --print(origin.name .. ": " .. origin.mod .. " registering cbk " .. tostring(func))
85 return t, registerfunc
88 core.registered_globalsteps, core.register_globalstep = make_registration()
89 core.registered_on_mods_loaded, core.register_on_mods_loaded = make_registration()
90 core.registered_on_shutdown, core.register_on_shutdown = make_registration()
91 core.registered_on_receiving_chat_message, core.register_on_receiving_chat_message = make_registration()
92 core.registered_on_sending_chat_message, core.register_on_sending_chat_message = make_registration()
93 core.registered_on_chatcommand, core.register_on_chatcommand = make_registration()
94 core.registered_on_death, core.register_on_death = make_registration()
95 core.registered_on_hp_modification, core.register_on_hp_modification = make_registration()
96 core.registered_on_damage_taken, core.register_on_damage_taken = make_registration()
97 core.registered_on_formspec_input, core.register_on_formspec_input = make_registration()
98 core.registered_on_dignode, core.register_on_dignode = make_registration()
99 core.registered_on_punchnode, core.register_on_punchnode = make_registration()
100 core.registered_on_placenode, core.register_on_placenode = make_registration()
101 core.registered_on_item_use, core.register_on_item_use = make_registration()
102 core.registered_on_modchannel_message, core.register_on_modchannel_message = make_registration()
103 core.registered_on_modchannel_signal, core.register_on_modchannel_signal = make_registration()
104 core.registered_on_inventory_open, core.register_on_inventory_open = make_registration()
105 core.registered_on_recieve_physics_override, core.register_on_recieve_physics_override = make_registration()
106 core.registered_on_play_sound, core.register_on_play_sound = make_registration()
107 core.registered_on_spawn_particle, core.register_on_spawn_particle = make_registration()
109 core.registered_nodes = {}
110 core.registered_items = {}