<?php
$sessionStart = session_start();
//include the DAL library to use the model layer methods
// check whether session has started or not if yes then executes the cosed else sends an error message
if ($sessionStart == TRUE) {
include '../BLL.getData.php';
//creating object of DAL
$bllMangageData = new BLL_manageData();
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
if (isset($_POST['email_id']) == null || $_POST['password'] == null) {
//sets the session value which can be used to show error message to the user
$_SESSION['login_error'] = 'Email Id or password not entered';
header('Location: ../../login.php');
} else {
$result = $bllMangageData->login_users($_POST['email_id'], $_POST['password']);
}
if ($result[0] == 'success') {
$_SESSION['memberId'] = $result[1];
header('Location: ../../my_tree.php');
} else {
if ($result[0] == 'failed' && $result[1] == 'incorrect') {
// sets the session variable for inccorect username or password
$_SESSION['login_error'] = 'Email ID or password entered is incorrect';
header('Location: ../../login.php');
} else {
if ($result[0] == 'failed' && $result[1] == 'invalid_email') {
// sets the session variable for invalid member
$_SESSION['memberId'] = $result[2];
$_SESSION['invalid_member'] = 'Invalid Member';
header('Location: ../../invalidMember.php');
