<?php
 
include("common.inc.php");
include_header("confirmUpload");
$error = false;
 
if (!isset($_FILES['userfile'])) {
    echo 'No file was uploaded. You should start from the <a href="upload.php">upload page</a>';
    $error = true;
} else {
    $imageinfo = getimagesize($_FILES['userfile']['tmp_name']);
    $source_image_type = $imageinfo['mime'];
    $source_image_width = $imageinfo[0];
    $source_image_height = $imageinfo[1];
}
 
if ($error == false && ($source_image_type != 'image/png' && $source_image_type != 'image/jpeg')) {
    echo "Sorry, we only accept PNG and JPEG images. Your image was of type '$source_image_type'.<br>";
    $error = true;
}
if ($error == false && ($source_image_width < MIN_IMAGE_SIZE || $source_image_height < MIN_IMAGE_SIZE || $source_image_width != $source_image_height)) {
    echo "Sorry, your image wasn't big enough. In order to ensure that John's calendar looks super-beautiful, we only accept images that are 1000 px or larger and are squares. Your image was $source_image_width x $source_image_height pixels big. <br>";
    $error = true;
}
    $hash = md5_file($_FILES['userfile']['tmp_name']);
if ($error == false && sizeof(glob(DATA_DIR."*".$hash."*")) > 0) {
    echo "Sorry, we already have an image identical to this one.<br>";
    $error = true;
}
 
if (!$error) {
    $fileExtension = ($source_image_type == 'image/png' ? ".png" : ".jpg");
    $fileDate = getNextAvailableDate();
    //echo "Uploaded file meets all necessary requirements, next available date is $fileDate <br>";
    $uploadfile = DATA_DIR . $fileDate . ".".$hash. $fileExtension;
    if (file_exists($uploadfile)) {
        echo "Oh no! A file for $fileDate already exists! Please retry in a moment<br>";
    } else {
        if (move_uploaded_file($_FILES['userfile']['tmp_name'], $uploadfile)) {
            echo "Yay! Your image has been added as $fileDate. Click <A href='index.php'>here</a> to go back to the site.\n<br>";
        } else {
            echo "File uploading failed.\n<br>";
        }
    }
}
include_footer();
?>