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additional security
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@ -1,7 +1,7 @@
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function cd(pos, input, data)
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local path = computers.devicepath .. "/" .. minetest.hash_node_position(pos) .. data.element.pwd
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if input and input ~= "" and not input:find("/") then
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if input and input ~= "" and not input:find("/") and not input:find("\\") then
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if input == ".." then
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local uri = data.element.pwd:split("/")
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uri[#uri] = nil
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