Update login_check.php

login_check.php

-<?php
-  error_reporting(0);
-
-  $user = $_POST['username'];
-  $pass = $_POST['password'];
-
-  //login
-  if(isset($_POST['submit'])){
-    if($user=="admin" && $pass=="admin"){
-      header('Location:index.php');
-      session_name($user);
-      session_start();
-    }
-    else{
-      echo "Wrong Username or/and Password";
-    }
-  }
-
-  //logout
-  if(isset($_POST['logout'])) {
-    session_name($user);
-    session_start();
-    session_unset();
-    session_destroy();
-    session_write_close();
-    setcookie(session_name(), '', 0,'/');
-    session_regenerate_id(true);
-    header('Location: login_page.php');
-    exit();
-  }
-
-  //write to list
-  if(isset($_POST['add-button'])){
-    $addTask = $_POST['add-task'];
-    $file = fopen("taskList.txt","a+") or die("Unable to open file");
-    $s = $addTask."\r\n";
-    fputs($file,$s) or die("Unable to open save");
-    fclose($file);
-    header('Location: index.php');
-  }
+<?php
+  error_reporting(0);
+
+  $user = $_POST['username'];
+  $pass = $_POST['password'];
+
+  //login
+  if(isset($_POST['submit'])){
+    if($user=="admin" && $pass=="admin"){
+      header('Location:index.php');
+      session_name($user);
+      session_start();
+    }
+    else{
+      echo "Wrong Username or/and Password";
+    }
+  }
+
+  //logout
+  if(isset($_POST['logout'])) {
+    session_name($user);
+    session_start();
+    session_unset();
+    session_destroy();
+    session_write_close();
+    setcookie(session_name(), '', 0,'/');
+    session_regenerate_id(true);
+    header('Location: login_page.php');
+    exit();
+  }
 ?>
\ No newline at end of file