user permission or user privellege

General PHP
1

i have cases in my project, i dont know use and fix. so, i want disabled and hide submit button that clear. but problem come to me, when i use link /create it can. how to fix i need your opinion or argument. i have 2 role admin and customer.

in admin can index, create, view, update and delete

and

customer cannot create and delete, but customer can index, view, and update

please help me

2

Sounds like RBAC. Check the guide on it.

3

Simple way, you can use AccessControl with roles then set Condition on MatchCallback .

4 
function sendData(){

  jQuery("#submit").attr("disabled","disabled");

  jQuery.ajax({
     // ajax options.. 
  });
} // function block