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| author | ShadowNinja <shadowninja@minetest.net> | 2013-12-07 22:03:07 -0500 |
|---|---|---|
| committer | ShadowNinja <shadowninja@minetest.net> | 2013-12-07 22:03:07 -0500 |
| commit | a0dce51af62e41ddda312b7e877f6a350667a17d (patch) | |
| tree | 3fe206d3ba561df2a708668a57659bce2904a011 /builtin | |
| parent | 96f753a108600619f94015bf889a73d97e44ce3a (diff) | |
| download | minetest-a0dce51af62e41ddda312b7e877f6a350667a17d.tar.gz minetest-a0dce51af62e41ddda312b7e877f6a350667a17d.tar.bz2 minetest-a0dce51af62e41ddda312b7e877f6a350667a17d.zip | |
Move script_run_callbacks to Lua
Diffstat (limited to 'builtin')
| -rw-r--r-- | builtin/misc_register.lua | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/builtin/misc_register.lua b/builtin/misc_register.lua index 54022a361..249d272eb 100644 --- a/builtin/misc_register.lua +++ b/builtin/misc_register.lua @@ -314,6 +314,45 @@ minetest.register_item(":", { groups = {not_in_creative_inventory=1}, }) + +function minetest.run_callbacks(callbacks, mode, ...) + assert(type(callbacks) == "table") + local cb_len = #callbacks + if cb_len == 0 then + if mode == 2 or mode == 3 then + return true + elseif mode == 4 or mode == 5 then + return false + end + end + local ret = nil + for i = 1, cb_len do + local cb_ret = callbacks[i](...) + + if mode == 0 and i == 1 then + ret = cb_ret + elseif mode == 1 and i == cb_len then + ret = cb_ret + elseif mode == 2 then + if not cb_ret or i == 1 then + ret = cb_ret + end + elseif mode == 3 then + if cb_ret then + return cb_ret + end + ret = cb_ret + elseif mode == 4 then + if (cb_ret and not ret) or i == 1 then + ret = cb_ret + end + elseif mode == 5 and cb_ret then + return cb_ret + end + end + return ret +end + -- -- Callback registration -- |