<?php

/**
 * @author Andrew Murdoch
 * @date 2012-09-13
 * @description This file handles the managment of the sign up form. This file is
 * in charge of sending out the verification email and registering the user in
 * the database
 */

    //Include File
    include ('../Classes/user.php');
    include ('../function.php');

    //Retrieve form data.
    //GET - user submitted data using AJAX
    //POST - in case user does not support javascript, we'll use POST instead
    $fName    = ($_GET['fName'])       ? $_GET['fName']       : $_POST['fName'];
    $lName    = ($_GET['lName'])       ? $_GET['lName']       : $_POST['lName'];
    $email    = ($_GET['userEmail'])   ? $_GET['userEmail']   : $_POST['userEmail'];
    $password = ($_GET['password'])    ? $_GET['password']    : $_POST['password'];
    $address  = ($_GET['userAddress']) ? $_GET['userAddress'] : $_POST['userAddress'];
    $city     = ($_GET['userCity'])    ? $_GET['userCity']    : $_POST['userCity'];
    $country  = ($_GET['userCountry']) ? $_GET['userCountry'] : $_POST['userCountry'];
    $state    = ($_GET['userState'])   ? $_GET['userState']   : $_POST['userState'];

    //flag to indicate which method it uses. If POST set it to 1
    if ($_POST)
    {
        $post=1;
    }

   $name = $fName.' '.$lName;
   $errors = NULL;

    //Simple server side validation for POST data, of course, you should validate the email
    if( !$name )
    {
        $errors[count($errors)] = 'Please enter your first name.';
    }

    if( !$email )
    {
        $errors[count($errors)] = 'Please enter your last name.';
    }

    if( !validateEmail( $email ) )
    {
        $errors[count($errors)] = 'Please enter a valid email';
    }

    if( !$password )
    {
        $errors[count($errors)] = 'Please enter your email.';
    }

    if( !$address )
    {
        $errors[count($errors)] = 'Please enter your passwprd.';
    }

    if( !$city )
    {
        $errors[count($errors)] = 'Please enter your address.';
    }

    if( !$country )
    {
        $errors[count($errors)] = 'Please select a valid country.';
    }

    if( !$state )
    {
        $errors[count($errors)] = 'Please select a valid state.';
    }

    if (!$errors) {
        //recipient
        $to = $email;
        //sender
        $from = $email;

        //subject and the html message
        $hash = gen_activation_key($email);
        $subject = 'Activation Email From ' . $name;
        $message = '

        Thanks for signing up!
        You account has been created, you can login with the following credentials after you activate your account.

        -------------------------
        email: '.$email.';
        password: '.$password.';
        --------------------------

        Please click this link to activate your account:

        localhost/registration/Sign-in/verify.php?email='.$email.'&hash='.$hash.'';

        //For windows
        $message = str_replace("\n.", "\n..", $message);

        //send the mail
        $result = sendmail($to, $subject, $message, $from);

        //Connect to the Database
        if( $newUser = new user($name,$email,$address,$city,$country, $state, $password) )
        {
            //Add the user to the database
            $newUser->registerUser($name,$password,$email,$address,$city,$country,$state);
            $newUser->db=NULL;
        }

        //if POST was used, display the message straight away
        if ($_POST)
        {
            if ($result)
            {
                echo 'Thank you! We have received your message.';
            }
            else
            {
                echo 'Sorry, unexpected error. Please try again later';
            }
            //else if GET was used, return the boolean value so that
            //ajax script can react accordingly
            //1 means success, 0 means failed
        }
        else
        {
            echo $result;
        }

    //if the errors array has values
    }
    else
    {
        //display the errors message
        for ($i=0; $i<count($errors); $i++) echo $errors[$i] . '<br/>';
        echo '<a href="index.php">Back</a>';
        exit;
    }