mirror of
https://github.com/minetest-mods/carpets.git
synced 2024-08-20 12:34:05 +02:00
71 lines
2.0 KiB
Lua
71 lines
2.0 KiB
Lua
-- not modutils related, will be moved to a framework, if the utils framework will be developed :/
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-- The envroot is accessable by global variable with module name as name (like if used in "carpets" mod, the modutils are at carpets.modutils available)
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-- Different per module environment root allow the use of diffent versions of the same tool in different mods
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local currentmod = minetest.get_current_modname()
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local envroot = nil
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if not currentmod or currentmod == "" then --not minetest or something hacky
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envroot = _G --fallback for hacky calls, populate global
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else
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if not _G[currentmod] then
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_G[currentmod] = {}
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end
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envroot = _G[currentmod]
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end
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-- framework stuff done. -- Now the tool
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----------------------------------------
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envroot.modutils = {}
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-- Definition of returning object methods
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local _check_depmod = function(this, checknode)
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-- check if the node (checknode) is from dependent module
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local delimpos = string.find(checknode, ":")
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if delimpos then
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local checkmodname = string.sub(checknode, 1, delimpos - 1)
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for name, ref in pairs(this.deplist) do
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if name == checkmodname then
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return true
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end
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end
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return false
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end
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end
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function envroot.modutils.get_depmod(modname)
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-- Definition of returning object attributes
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local this = { }
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this.modname = modname
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this.deplist = {} -- depends.txt parsed
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this.check_depmod = _check_depmod -- method
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-- get module path
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local modpath = minetest.get_modpath(modname)
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if not modpath then
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return nil -- module not found
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end
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-- read the depends file
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local dependsfile = io.open(modpath.."/depends.txt")
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if not dependsfile then
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return nil
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end
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-- parse the depends file
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for dependsline in dependsfile:lines() do
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local depentry = {} -- Entry in deplist
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local depmodname
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if string.sub(dependsline, -1) == "?" then
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depentry.required = false
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depmodname = string.sub(dependsline, 1, -2)
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else
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depentry.required = true
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depmodname = dependsline
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end
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this.deplist[depmodname] = depentry
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end
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return this
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end
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