ComputerCraft Print - ENET

local t_args = {...};
if(not t_args[1])then
  print("Usage: print <filename> <pagename>");
  return false;
end
local pageName = t_args[2] or t_args[1];
local hPrinter = peripheral.wrap("top");
local hFile = fs.open(t_args[1],'r');
local text = hFile.readAll():gsub('\r',''):gsub('\n','');
hPrinter.newPage();
local width, height = hPrinter.getPageSize();
local totalPages = math.ceil(#text/(width*height-1));
local y = 1;
local page = 1;

while(#text>=width)do
  local subText = text:sub(1,width-1);
  hPrinter.write(subText);
  y = y + 1;
  if(y >= height)then
    hPrinter.setPageTitle(pageName.." "..page.."/"..totalPages);
    hPrinter.endPage();
    hPrinter.newPage();
    y = 1;
    page = page + 1;
  end
  hPrinter.setCursorPos(1,y);
  text = text:sub(width);
end
hPrinter.write(text);
hPrinter.setPageTitle(pageName.." "..page.."/"..totalPages);
hPrinter.endPage();