<?php
		if(isset($_SESSION['name']) and isset($_SESSION['user'])){

			echo 'Hi ';
			echo $_SESSION['name'];
			echo '!';
		}else{
			if(isset($_SESSION['error'])){
				echo $_SESSION['error'];
			}
			echo '<form action="login.php" method="POST">';
			echo '<input type="text" name="login" placeholder="login"/><br>';
			echo '<input type="password" name="password" placeholder="password"/><br>';
			echo '<input type="submit" name="log" value="login" style="float: right;"/>';
		echo '</form>';
		}

	?>






<?php
	include 'conn.php';
	if(isset($_POST['log'])){

		$login=$_POST['login'];
		$password=$_POST['password'];
		$query="SELECT * from users where login_user='$login' and pass_user='$password'";
		$result=mysql_query($query);
		$rows=mysql_num_rows($result);
			//unset($_SESSION['error']);
		if($rows==1){
			$info=mysql_fetch_array($result);
			$_SESSION['user']=$login;
			$_SESSION['admin']=$info['admin_user'];
			$_SESSION['allowed']=$info['allowed_user'];
			$_SESSION['name']=$info['name_user'];

		}

		else{
			$_SESSION['error']="login failed";
			}
		header('location:index.php');
	}
?>