} else {
// user not found
// echo json with error = 1
$response["error"] = TRUE;
$response["error_msg"] = "Incorrect email or password!";
echo json_encode($response);
}
} else {
if ($tag == 'register') {
// Request type is Register new user
$name = $_POST['name'];
$email = $_POST['email'];
$password = $_POST['password'];
$role = $_POST['role'];
// check if user is already existed
if ($db->isUserExisted($email)) {
// user is already existed - error response
$response["error"] = TRUE;
$response["error_msg"] = "User already existed";
echo json_encode($response);
} else {
// store user
$user = $db->storeUser($name, $email, $password, $role);
if ($user) {
// user stored successfully
$response["error"] = FALSE;
$response["uid"] = $user["unique_id"];
$response["user"]["name"] = $user["name"];
$response["user"]["email"] = $user["email"];
$response["user"]["role"] = $user["role"];
$response["user"]["created_at"] = $user["created_at"];
<?php
//include '../skglfunction/db_connector.php';
require_once 'db_functions.php';
require_once 'config.php';
$db = new db_functions();
$name = htmlspecialchars($_POST['name']);
$username = htmlspecialchars($_POST['username']);
$pass = htmlspecialchars($_POST['password']);
$mobile_no = htmlspecialchars($_POST['mobileno']);
$password = hash('sha256', USER_SALT . hash('sha256', $pass));
$response = array("error" => FALSE);
if ($db->isUserExisted($username)) {
$response["error"] = TRUE;
$response["error_msg"] = "User already existed with " . $username;
echo json_encode($response);
} else {
$sql = "insert into tbl_register(fname,username,password,mobileno) values('{$name}','{$username}','{$password}','{$mobile_no}')";
$result = @mysql_query($sql);
$response["error"] = FALSE;
echo json_encode($response);
}
<?php
require_once 'db_functions.php';
$db = new db_functions();
if ($db->isUserExisted("sahan")) {
$response["error"] = TRUE;
$response["error_msg"] = "User already existed with " . $username;
echo json_encode($response);
} else {
$response["error"] = FALSE;
echo json_encode($response);
}