Minecraft CC - Simple Strip Mine

--Epuuc

--not my code
function split(pString, pPattern)
   local Table = {}  -- NOTE: use {n = 0} in Lua-5.0
   local fpat = "(.-)" .. pPattern
   local last_end = 1
   local s, e, cap = pString:find(fpat, 1)
   while s do
          if s ~= 1 or cap ~= "" then
         table.insert(Table,cap)
          end
          last_end = e+1
          s, e, cap = pString:find(fpat, last_end)
   end
   if last_end <= #pString then
          cap = pString:sub(last_end)
          table.insert(Table, cap)
   end
   return Table
end
--not my code
--now my code VVV

local usefulOres = {"diamond_ore","positite_ore","negatite_ore","gold_ore","iron_ore"}

local function getIndex(tbl,value)
    for i=1,#tbl do
        if tbl[i] == value then
            return i
        end
    end
    return false
end

local function getId()
    local id = 99
    if fs.exists("/data/owner") then
        local file = fs.open("/data/owner","r")
        local content = file.readAll()
        if content == "" then print("Turtle bot not owned, global frequency used") return id end
        local id = tonumber(split(content,"_")[2])
    else
        print("Turtle bot not owned, global frequency used")
    end
    return id
end

local args = {...}
    while true do
        if peripheral.find("modem") then
            local suc,block = turtle.inspect()
            local suc1,blockUp = turtle.inspectUp()
            local suc2,blockDown = turtle.inspectDown()
            local usefulOre
            for i=1,#usefulOres do
                if suc and string.find(block.name,usefulOres[i]) then
                    if usefulOre ~= nil then
                        if i > getIndex(usefulOre) then
                            usefulOre = usefulOres[i]
                        end
                    else
                        usefulOre = usefulOres[i]
                    end
                end
                if suc1 and string.find(blockUp.name,usefulOres[i]) then
                    if usefulOre ~= nil then
                        if i > getIndex(usefulOre) then
                            usefulOre = usefulOres[i]
                        end
                    else
                        usefulOre = usefulOres[i]
                    end
                end
                if suc2 and string.find(blockDown.name,usefulOres[i]) then
                    if usefulOre ~= nil then
                        if i > getIndex(usefulOre) then
                            usefulOre = usefulOres[i]
                        end
                else
                        usefulOre = usefulOres[i]
                    end
                end
            end
            if usefulOre ~= nil then
                local id = getId()
                peripheral.find("modem").transmit(id,id,{Reason="Ore Found!",Content=usefulOre})
            end
        end
        turtle.dig()
        turtle.forward()
        if not turtle.detectDown() then
            local blockHolding = turtle.getItemDetail()
            if not blockHolding or not string.find(blockHolding.name,"cobble") then
                for i=1,16 do
                    local blockCheck = turtle.getItemDetail(i)
                    if blockCheck and string.find(blockCheck.name,"cobble") then
                        turtle.select(i)
                        break
                    end
                end
            end
        end
        turtle.placeDown()
        turtle.digUp()
        if turtle.getFuelLevel() <= 0 then
            for i=1,16 do
                if turtle.getItemDetail(i) ~= nil and turtle.getItemDetail(i).name == "minecraft:coal" then
                    turtle.refuel(64)
                end
            end
            if turtle.getFuelLevel() == 0 then
                print("Turtle Out Of Fuel.")
            end
        end
    end



--Epuuc