gOS Installer

--gOS installer
if not http then error("No http api"); end
term.clear();
term.setCursorPos(1,1);

local env=getfenv(shell.run);
env.print=function()end;
setfenv(shell.run,env);
print("Downloading gOS.lua...");
local res=http.get("http://pastebin.com/raw.php?i=XTK18PyY");
if res then
    local h=fs.open("gos.lua","w");
    h.write(res.readAll());
    h.close();
    res.close();
    print("gOS.lua downloaded");
else
    print("Error downloading gOS.lua, maybe pastebin.com is not whitelisted?");
    env.print=print;
    setfenv(shell.run,env);
    error();
end
local h=fs.open("startup","w");
h.writeLine("shell.run(\"gos.lua\");");
h.close();
print("Startup created");
print("Done installing gOS, rebooting");
sleep(2);
os.reboot();