// Checks if the form was submitted
if($_SERVER['REQUEST_METHOD'] == 'POST') {
// Checks if a file was uploaded without errors
if(isset($_FILES['photo'])
&& is_uploaded_file($_FILES['photo']['tmp_name'])
&& $_FILES['photo']['error']==UPLOAD_ERR_OK) {
// Checks if the file is a JPG image
if($_FILES['photo']['type']=='image/jpeg') {
$tmp_img = $_FILES['photo']['tmp_name'];
// Creates an image resource
$image = imagecreatefromjpeg($tmp_img);
// Tells the browser what type of file
header('Content-Type: image/jpeg');
// Outputs the file to the browser
imagejpeg($image, '', 90);
// Frees the memory used for the file
imagedestroy($image);
} else {
echo "Uploaded file was not a JPG image.";
}
} else {
echo "No photo uploaded!";
}
} else {
// If the form was not submitted, displays the form HTML
