<?php

//SETTING UP LOCAL VARIABLES
$username = trim($_POST['username']);
$password = trim($_POST['password']);
$name = trim($_POST['name']);
$email = trim($_POST['email']);
$message = trim($_POST['message']);

//STRIPPED OUT ALL NON ASCII CHARACTERS
$username = preg_replace('/[^(x20-x7F)]*/','', $username);
$password = preg_replace('/[^(x20-x7F)]*/','', $password);
$name = preg_replace('/[^(x20-x7F)]*/','', $name);
//$email = preg_replace('/[^(x20-x7F)]*/','', $email);

//SETTING UPLOAD DIR
$upload_dir = $_SERVER['DOCUMENT_ROOT'] . "/beta_images/";

//CREATING A RANDOM HASH TO PROTECT FROM DUPLICATE FILES
$random = rand(1, 100);

$user_hash = $random . $name;

$hash = sha1($user_hash);
$hash = substr($hash, 32, $random);

foreach ($_FILES['file']['error'] as $key => $error) {

$counter++;

if (
(
    ($_FILES['file']['type'][$key] == "image/jpeg")
 || ($_FILES['file']['type'][$key] == "image/pjpeg")
 || ($file['file']['type'][$key] == "image/jpg")
)

&& ($error == UPLOAD_ERR_OK)
&& ($_FILES['file']['size'][$key] < 20971520)
) {

        $temp_name = $_FILES['file']['tmp_name'][$key];
        $image_name = $hash . '_' . $name . $counter . '.jpg';
        move_uploaded_file($temp_name, $upload_dir . $image_name);

    } else {

    $body_fail = "Someone forgot to do something and wound up on the Sorry page. You might want to contact them and try and convince them to join still. Here are the details nn Username: $username n Password: $password n Email: $email n Name: $name n Message: $message";

    mail("bla", "Failed beta sign up", $body_fail);

    header("Location: ../sorry.html");

    }

}

        //EMAIL INTERNAL

            $body_internal = "Success! $name has submitted a beta entry!nn Their username is n $username n Their password is n $password n Their email address is $email.nn The images are located in n /beta_images/{$hash}_{$name}1/2/3.jpg nn They also wrote a little message for us: n$message";

            mail("bla", "New Beta Sign Up", $body_internal);

        //EMAIL INTERNAL

        //EMAIL EXTERNAL

            $body_external = "Thank you for applying to join the Stylistic Gallery, we just wanted to let you know that we have received everything and will be in touch shortly.nn Best Wishes n Stylistic Gallery nn The Stylistic Gallery, a portal for creative individuals and businesses to showcase and sell their work online";

            mail($email, "Thank you for your application", $body_external);

        //EMAIL EXTERNAL

        header("Location: ../thanks.html");

if (
(
    ($_FILES['file']['type'] == "image/jpeg")
 || ($_FILES['file']['type'] == "image/pjpeg")
 || ($_FILES['file']['type'] == "image/jpg")
)

&& ($error == UPLOAD_ERR_OK)
&& ($_FILES['file']['size'] < 20971520)
) {

/* ideally you would move those messages to some text files, to make it
 * easy to change any content and eventually localize it.
 */

// mail if upload fails
$failure_mail_body_to_admin = "Someone ...";

// mail to admin after successful upload
$sucess_mail_body_to_admin = "Success! ...";

// mail to user after successful upload
$sucess_mail_body_to_user = "Thank you ...";

// mime types of allowed images, I know that those can be spoofed
$allowed_mime_types = array("image/jpeg", "image/pjpeg", "image/jpg");
$fileCount = 0;

foreach ($_FILES as $filename => $file) {
    $file_is_ok = true;
    // test general errors
    if ($file['error'] != UPLOAD_ERR_OK) {
         $file_is_ok = false;
    }

    // test size (< 20MB)
    if ($file['size'] >= 20971520) {
        $file_is_ok = false;
    }

    if (!in_array($file['type'], $allowed_mime_types) {
        $file_is_ok = false;
    }

    if ($file_is_ok) {
        $fileCount++;

        // store image
        $temp_name = $file['tmp_name'];
        $image_name = $hash . '_' . $name . $counter . '.jpg';
        move_uploaded_file($temp_name, $upload_dir . $image_name);
    }
}

if ($fileCount > 0) {
    // send confirmation mails
    mail("bla", "New Beta Sign Up", $sucess_mail_body_to_user);
    mail($email, "Thank you for your application", $sucess_mail_body_to_admin);

    // redirect user
    header("Location: ../thanks.html");
    die();
} else {
    mail("bla", "Failed beta sign up", $failure_mail_body_to_admin);

    // redirect user
    header("Location: ../sorry.html");
    die;
}

die(<<< ERRORTEXT
<!doctype html>
<html><head><title>Error: Foo</title></head><body>
<h1>We're sorry, your call could not be completed as dialed.</h1>
<p><a href="../sorry.html">Click here to continue to your final destination.</a></p>
</body></html>
ERRORTEXT
);

($_FILES['file']['size'][$key] < 20971520)

($_FILES['file']['size'][$key] < 20 * 1024 * 1024)

define('MAX_FILE_SIZE', 20 * 1024 * 1024); // 20 MB
($_FILES['file']['size'][$key] < MAX_FILE_SIZE)

if (
    preg_match('/^image/(pjpe|jpe?)g$/', $_FILES['file']['type'][$key])
    && $error == UPLOAD_ERR_OK
    && $_FILES['file']['size'][$key] < 20971520
) {