<?php
	//Start session
	session_start();

	//Include database connection details
	require_once('detail.php')

	//Array to store validation errors
	$errmsg_arr = array();

	//Validation error flag
	$errflag = false;

	//Function to sanitize values received from the form. Prevents SQL injection
	function clean($str) {
		$str = @trim($str);
		if(get_magic_quotes_gpc()) {
			$str = stripslashes($str);
		}
		return mysql_real_escape_string($str);
	}

	//Sanitize the POST values
	$username = clean($_POST['username']);
	$password = clean($_POST['password']);
	//Input Validations
	if($username == '') {
		echo ("Your username or password seem to be incorrect. Please try again.");
			}
	if($password == '') {
		echo ("Your username or password seem to be incorrect. Please try again.");
	}

	//If there are input validations, redirect back to the login form
	if($errflag) {
		$_SESSION['ERRMSG_ARR'] = $errmsg_arr;
		session_write_close();
		header("location: login2.php");
		exit();
	}

	//Create query
	$qry="SELECT * FROM member WHERE client_username='$username' AND password='$password'";
	$result=mysql_query($qry);

	//Check whether the query was successful or not
	if($result) {
		if(mysql_num_rows($result) > 0) {
			//Login Successful
			session_regenerate_id();
			$client = mysql_fetch_assoc($result);
			$_SESSION['SESS_MEMBER_ID'] = $client['mem_id'];
			$_SESSION['SESS_FIRST_NAME'] = $client['client_username'];
			$_SESSION['SESS_LAST_NAME'] = $client['password'];
			session_write_close();
			header("location: home.php");
			exit();
		}else {
			//Login failed
			$errmsg_arr[] = 'user name and password not found';
			$errflag = true;
			if($errflag) {
				$_SESSION['ERRMSG_ARR'] = $errmsg_arr;
				session_write_close();
				header("location: login2.php");
				exit();
				echo ("Your username or password seem to be incorrect. Please try again.");
			}
		}
	}else {
		die("Query failed");
	}
?>