image_basedir,'',$pic_no_spaces);
$allowed_extension = $image->allowed_extension($pic);
/* check to see if file already exists in cache, and output it with no processing if it does */
$cached_filename = $image->set_cache_filename($pic_cached, $thumbnail_width, $is_square, $is_border);
if (is_file($cached_filename) && $allowed_extension) /* display cached filename */
{
$photo = file_get_contents($cached_filename);
ob_start();
header("Content-type: image/jpeg");
print($photo);
ob_end_flush();
}
else /* create new thumbnail, and add it into the cache directory as well */
{
$allowed_widths = array(50, 80, 100, 150, 250, 300, 500, $layout['hpfeat_width'], $layout['catfeat_width']);
//$allowed_widths = sort($allowed_widths, SORT_NUMERIC);
if (!in_array($thumbnail_width, $allowed_widths))
{
$difference = 0;
$new_width = $thumbnail_width;
foreach ($allowed_widths as $value)
{
$diff = abs($thumbnail_width - $value);
if ($diff < $difference || $difference == 0)
{
$difference = $diff;
$new_width = $value;
}
}
$thumbnail_width = $new_width;
}
(array) $info = null;
$info = getimagesize($pic);
list($im_width, $im_height, $im_type, $im_attr) = $info;
$is_pic = 1;
if (!$is_pic || empty($info) || $im_type>3) $pic = 'images/broken.gif';
if (isset($pic) && $thumbnail_width>0 && $allowed_extension)
{
header('Content-type: image/jpeg');
$cache_output = $image->set_cache_filename($pic_cached, $thumbnail_width, $is_square, $is_border);
$image->generate_thumb($pic, $thumbnail_width, $is_square, $is_border, $cache_output);
header('Location: ' . $cache_output);
}
else if (!isset($pic))
{
echo "ERROR: No image submitted";
}
else if ($thumbnail_width<=0)
{
echo "ERROR: Invalid resizing option";
}
else if (!$allowed_extension)
{
echo "ERROR: Prohibited file extension";
}
}
?>