webap_toggle_pin.lua 1.2 KB

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  1. wifi.setmode(wifi.SOFTAP)
  2. wifi.ap.config({ssid="test",pwd="12345678"})
  3. gpio.mode(1, gpio.OUTPUT)
  4. srv=net.createServer(net.TCP)
  5. srv:listen(80,function(conn)
  6. conn:on("receive", function(client,request)
  7. local buf = ""
  8. local _, _, method, path, vars = string.find(request, "([A-Z]+) (.+)?(.+) HTTP")
  9. if(method == nil)then
  10. _, _, method, path = string.find(request, "([A-Z]+) (.+) HTTP")
  11. end
  12. local _GET = {}
  13. if (vars ~= nil)then
  14. for k, v in string.gmatch(vars, "(%w+)=(%w+)&*") do
  15. _GET[k] = v
  16. end
  17. end
  18. buf = buf.."<h1> Hello, NodeMcu.</h1><form src=\"/\">Turn PIN1 <select name=\"pin\" onchange=\"form.submit()\">"
  19. local _on,_off = "",""
  20. if(_GET.pin == "ON")then
  21. _on = " selected=true"
  22. gpio.write(1, gpio.HIGH)
  23. elseif(_GET.pin == "OFF")then
  24. _off = " selected=\"true\""
  25. gpio.write(1, gpio.LOW)
  26. end
  27. buf = buf.."<option".._on..">ON</opton><option".._off..">OFF</option></select></form>"
  28. client:send(buf)
  29. end)
  30. conn:on("sent", function (c) c:close() end)
  31. end)