function send_file($file_name)
{
$file_dir = get_download_filedir($file_name);
header('Content-Description: File Transfer');
header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename=' . $file_name);
header('Expires: 0');
header('Cache-Control: must-revalidate');
header('Pragma: public');
header('Content-Length: ' . filesize($file_dir));
readfile($file_dir);
exit;
}
$watermarkHeight = $watermark->getImageHeight();
// Get original image sizes
$imageWidth = $original->getImageWidth();
$imageHeight = $original->getImageHeight();
// Merge watermark in tiling mode
for ($x = $initialX;; $x += $watermarkWidth + (int) $originY) {
for ($y = $initialY;; $y += $watermarkHeight + (int) $originX) {
$original->compositeImage($watermark, Imagick::COMPOSITE_DEFAULT, $x, $y);
if ($y > $imageHeight) {
break;
}
}
if ($x > $imageWidth) {
break;
}
}
} else {
// Merge watermark in normal mode
$original->compositeImage($watermark, Imagick::COMPOSITE_DEFAULT, $originX, $originY);
}
// Make flat image
$original->flattenImages();
// Make filename and filedir
$file_name = make_filename($originalImagePath, 'png');
$file_dir = get_download_filedir($file_name);
// Save image
$original->setImageFormat('png');
$original->writeImage($file_dir);
// Send image name to user
send_filename($file_name);
}
