/**
*
* @param unknown_type $gd_resource
* @return binary
*/
public function getThumbFromGDResource($gd_resource)
{
$width = !empty($options['width']) ? (int) $options['width'] : 460;
$height = !empty($options['height']) ? (int) $options['height'] : 308;
/*
$gd_resource = imagecreatefromstring($buffer);
*/
$image = new \Dsc\Image($gd_resource);
$thumb = $image->resize($width, $height, false);
return $thumb->toBuffer();
}
//set last-modified header
header("Last-Modified: " . gmdate("D, d M Y H:i:s", $lastModified) . " GMT");
//set etag-header
header("Etag: {$etagFile}");
//make sure caching is turned on
header('Cache-Control: public');
// set content type header
header('Content-type: ' . $item->get('contentType'));
//check if page has changed. If not, send 304 and exit
if (@strtotime($_SERVER['HTTP_IF_MODIFIED_SINCE']) == $lastModified || $etagHeader == $etagFile) {
header("HTTP/1.1 304 Not Modified");
exit;
}
// display the binary data
$length = $item->get("length");
$chunkSize = $item->get("chunkSize");
$chunks = ceil($length / $chunkSize);
$collChunkName = $model->collectionNameGridFS() . ".chunks";
$collChunks = $model->getDb()->{$collChunkName};
$binImagedata = null;
for ($i = 0; $i < $chunks; $i++) {
$chunk = $collChunks->findOne(array("files_id" => $item->_id, "n" => $i));
$binImagedata .= $chunk["data"]->bin;
}
if (!empty($height) && !empty($width)) {
$img = new \Dsc\Image(imagecreatefromstring($binImagedata));
$img->resize($width, $height, false);
echo $img->toBuffer();
} else {
echo $binImagedata;
}
