add filesystem

computers/commands/cd/conf.json

@@ -0,0 +1,7 @@
+{
+    "name": "cd",
+    "license": "MIT",
+    "version": 0.1,
+    "engine": 0.4,
+    "help": "move in and out of folders"
+}

computers/commands/cd/init.lua

@@ -0,0 +1,25 @@
+function cd(pos, input, data)
+    local path = computers.devicepath .. "/" .. minetest.hash_node_position(pos) .. data.element.pwd
+
+    if input and input ~= "" and not input:find("/") then
+        if input == ".." then
+            local uri = data.element.pwd:split("/")
+            uri[#uri] = nil
+            data.element.pwd = "/" .. table.concat(uri, "/")
+            if data.element.pwd == "/" then data.element.pwd = "" end
+            return "sucess"
+        else
+            for _, folder in pairs(minetest.get_dir_list(path, true)) do
+                if folder == input then
+                    data.element.pwd = data.element.pwd .. "/" .. input
+                    return "sucess"
+                end
+            end
+            return "ERROR: path not found"
+        end
+    else
+        return "invalid or missing input"
+    end
+end
+
+return cd