firefly/mods/firefly_world/init.lua

local ns = firefly

function ns.register_node(name, def)
    local needs_alias
    if not name:find ":" then
        def._name = name
        name = "firefly:"..name
        needs_alias = true
    end
    
    if not def.groups then def.groups = {} end
    def.groups.everything = 1
    def.groups.dig_immediate = 3
    
    if def._variants then
        for i, x in ipairs(def.tiles) do
            if not x.name then
                def.tiles[i] = {name = x, align_style = "world"}
            end
        end
        for _, x in ipairs(def._variants) do
            if x == "slab" then
                ns.register_slab(def)
            elseif x == "stair" then
                ns.register_stair(def)
            end
        end
    end
    
    minetest.register_node(":"..name, def)
    
    if needs_alias then
        minetest.register_alias(def._name, name)
    end
end

function ns.register_slab(def)
    def = table.copy(def)
    def._variants = nil
    
    local paramtype2 = def.paramtype2 == "color" and "colorfacedir" or "facedir"
    
    ns.register_node(def._name.."_slab", extend(def, {
        drawtype = "nodebox",
        node_box = {
            type = "fixed",
            fixed = {-0.5, -0.5, -0.5, 0.5, 0, 0.5}
        },
        paramtype = "light",
        paramtype2 = paramtype2
    }))
end

function ns.register_stair(def)
    def = table.copy(def)
    def._variants = nil
    
    def.groups[def._name.."_stair"] = 1
    
    local paramtype2 = def.paramtype2 == "color" and "colorfacedir" or "facedir"
    
    ns.register_node(def._name.."_stair", extend(table.copy(def), {
        drawtype = "nodebox",
        node_box = {
            type = "fixed",
            fixed = {{-0.5, -0.5, -0.5, 0.5, 0, 0.5}, {-0.5, -0.5, 0, 0.5, 0.5, 0.5}}
        },
        paramtype = "light",
        paramtype2 = paramtype2
    }))

    ns.register_node(def._name.."_stair_inner", extend(table.copy(def), {
        drawtype = "nodebox",
        node_box = {
            type = "fixed",
            fixed = {{-0.5, -0.5, -0.5, 0.5, 0, 0.5}, {-0.5, -0.5, 0, 0.5, 0.5, 0.5}, {-0.5, -0.5, -0.5, 0, 0.5, 0.5}}
        },
        paramtype = "light",
        paramtype2 = paramtype2
    }))

    ns.register_node(def._name.."_stair_outer", extend(def, {
        drawtype = "nodebox",
        node_box = {
            type = "fixed",
            fixed = {{-0.5, -0.5, -0.5, 0.5, 0, 0.5}, {-0.5, 0, 0.5, 0, 0.5, 0}}
        },
        paramtype = "light",
        paramtype2 = paramtype2
    }))
end



ns.register_node("dirt", {
    tiles = {"firefly_dirt.png"}
})

ns.register_node("dirt_grass", {
    tiles = {"firefly_grass_top.png", "firefly_dirt.png", "firefly_dirt.png^firefly_grass_side.png"}
})

ns.register_node("grass", {
    drawtype = "plantlike",
    tiles = {"firefly_grass.png"},
    paramtype = "light",
    sunlight_propagates = true,
    walkable = false,
})


ns.register_node("snow", {
    tiles = {"firefly_snow_top.png"}
})

ns.register_node("snow_leveled", {
    drawtype = "nodebox",
    tiles = {"firefly_snow_top.png"},
    node_box = {
        type = "leveled",
        fixed = {
            -0.5, -0.5, -0.5,
             0.5, 6/16,  0.5
        }
    },
    paramtype = "light",
    paramtype2 = "leveled",
    place_param2 = 8
})

ns.register_node("snow_grass", {
    drawtype = "plantlike",
    tiles = {"firefly_snow_grass.png"},
    paramtype = "light",
    sunlight_propagates = true,
    walkable = false,
})


ns.register_node("sand", {
    tiles = {"firefly_sand.png"}
})

ns.register_node("sand_leveled", {
    drawtype = "nodebox",
    tiles = {"firefly_sand.png"},
    node_box = {
        type = "leveled",
        fixed = {
            -0.5, -0.5, -0.5,
             0.5, 6/16,  0.5
        }
    },
    paramtype = "light",
    paramtype2 = "leveled",
    place_param2 = 64
})

ns.register_node("sandstone", {
    tiles = {"firefly_sandstone.png"},
    _variants = {"slab", "stair"},
})

ns.register_node("sandstone_sandy", {
    tiles = {"firefly_sand.png", "firefly_sandstone.png", "firefly_sandstone.png^firefly_sand_side_2.png"}
})

ns.register_node("sandstone_bricks", {
    tiles = {"firefly_sandstone_bricks.png"},
    _variants = {"slab", "stair"},
})

ns.register_node("sandstone_bricks_sandy", {
    tiles = {"firefly_sand.png", "firefly_sandstone_bricks.png", "firefly_sandstone_bricks.png^firefly_sand_side.png"}
})

ns.register_node("cactus", {
    tiles = {"firefly_cactus_top.png", "firefly_cactus_top.png", "firefly_cactus_side.png"},
    paramtype2 = "facedir"
})


ns.register_node("stone", {
    tiles = {"firefly_stone.png"},
    _variants = {"slab", "stair"},
})

ns.register_node("stone_bricks", {
    tiles = {"firefly_stone_bricks.png"},
    _variants = {"slab", "stair"},
})


ns.register_node("metal_floor", {
    tiles = {"firefly_metal_floor.png"},
    _variants = {"slab", "stair"},
})

ns.register_node("orange_light", {
    tiles = {"firefly_orange_light.png"},
    paramtype = "light",
    light_source = 14
})

ns.register_node("gray_pillar", {
    tiles = {"firefly_gray_pillar_top.png", "firefly_gray_pillar_top.png", "firefly_gray_pillar_side.png"},
    paramtype2 = "facedir",
    _variants = {"slab", "stair"},
})

ns.register_node("gray_column", {
    tiles = {{name = "firefly_gray_column.png"}},
    paramtype2 = "4dir",
    _variants = {"slab", "stair"},
})

ns.register_node("gray_wall", {
    tiles = {"firefly_gray_wall.png"},
    _variants = {"slab", "stair"},
})

ns.register_node("gray_tile", {
    tiles = {"firefly_gray_tile.png"},
    _variants = {"slab", "stair"},
})


local brown = "#584e2d"
ns.register_node("brown_wall", {
    tiles = {"firefly_wall.png"},
    _variants = {"slab", "stair"},
    color = brown,
})

ns.register_node("brown_column", {
    tiles = {{name = "firefly_column.png"}},
    paramtype2 = "4dir",
    _variants = {"slab", "stair"},
    color = brown,
})

ns.register_node("brown_pillar", {
    tiles = {"firefly_pillar_top.png", "firefly_pillar_top.png", "firefly_pillar_side.png"},
    paramtype2 = "facedir",
    _variants = {"slab", "stair"},
    color = brown,
})


ns.register_node("glass", {
    paramtype = "light",
    sunlight_propagates = true,
    tiles = {{name = "firefly_glass.png", align_style = "world"}},
    use_texture_alpha = "clip",
    _variants = {"slab", "stair"},
})

ns.register_node("colored_glass", {
    drawtype = "glasslike",
    paramtype = "light",
    paramtype2 = "color",
    palette = "firefly_glass_palette.png",
    sunlight_propagates = true,
    tiles = {{name = "firefly_colored_glass.png", align_style = "world"}},
    use_texture_alpha = "blend",
    _variants = {"slab", "stair"},
})

ns.register_node("steel_grate", {
    drawtype = "mesh",
    mesh = "firefly_steel_grate.obj",
    tiles = {{name = "firefly_steel_grate.png", backface_culling = true}},
    use_texture_alpha = "clip",
    paramtype = "light",
    sunlight_propagates = true,
    paramtype2 = "facedir",
    collision_box = {
        type = "fixed",
        fixed = {
            -0.5, 6/16, -0.5,
            0.5, 0.5, 0.5
        }
    },
    selection_box = {
        type = "fixed",
        fixed = {
            -0.5, 6/16, -0.5,
            0.5, 0.5, 0.5
        }
    }
})

minetest.register_chatcommand("chest", {
    privs = {give = true},
    func = function(name)
        minetest.registered_chatcommands.giveme.func(name, "chest_with_everything:chest")
    end
})