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<?php
/**
* Elgg file thumbnail
*
* @package ElggFile
* @author Curverider Ltd
* @copyright Curverider Ltd 2008
* @link http://elgg.com/
*/
// Get engine
require_once(dirname(dirname(dirname(__FILE__))) . "/engine/start.php");
// Get file GUID
$file_guid = (int) get_input('file_guid',0);
// Get file thumbnail size
$size = get_input('size','small');
if ($size != 'small') {
$size = 'large';
}
// Get file entity
if ($file = get_entity($file_guid)) {
if ($file->getSubtype() == "image") {
// Get file thumbnail
if ($size == "small") {
$thumbfile = $file->smallthumb;
} else {
$thumbfile = $file->largethumb;
}
// Grab the file
if ($thumbfile && !empty($thumbfile)) {
$readfile = new ElggFile();
$readfile->owner_guid = $file->owner_guid;
$readfile->setFilename($thumbfile);
//$mime = $file->getMimeType();
$contents = $readfile->grabFile();
}
} //end subtype comparison
} //end get_entity
// Open error image if file was not found
if (!isset($contents) || is_null($contents) || $file->getSubtype()!='image') {
//$vars['url'].'mod/tidypics/graphics/img_error.jpg
forward('mod/tidypics/graphics/img_error.jpg');
} //end of default error image
// Return the thumbnail and exit
header("Content-type: image");
echo $contents;
exit;
?>
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