Voting Script [Help]

[Bleachlover551]

Okay so im completelly lost here i need this to be for every player.
like players can only vote once per day.

Script:

PHP Code:

function onPlayerchats() {
  if (player.chat == "/yes") {
      player.chat = "Fp4:Yes!";
      server.votes += 1;
      updateChat();
}
}
function updateChat() {
  this.chat = "Votes: " @ server.votes;
} 


I know im not that good at stuff like this lol but if u can help me out. i would love you forever