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<?php
namespace Imagely\NGG\DynamicThumbnails;
use Imagely\NGG\DataStorage\Manager as StorageManager;
use Imagely\NGG\Display\StaticAssets;
class Controller {
public function index_action( $return = false ) {
@set_time_limit( 0 );
@ini_set( 'memory_limit', '-1' );
$dynthumbs = Manager::get_instance();
$uri = $_SERVER['REQUEST_URI'];
$params = $dynthumbs->get_params_from_uri( $uri );
$request_params = $params;
if ( $params != null ) {
$storage = StorageManager::get_instance();
$image_id = $params['image'];
$size = $dynthumbs->get_size_name( $params );
$abspath = $storage->get_image_abspath( $image_id, $size, true );
$valid = true;
// Render invalid image if hash check fails
if ( $abspath == null ) {
$uri_plain = $dynthumbs->get_uri_from_params( $request_params );
$hash = \wp_hash( $uri_plain );
if ( strpos( $uri, $hash ) === false ) {
$valid = false;
$filename = StaticAssets::get_abspath( 'DynamicThumbnails/invalid_image.png' );
readfile( $filename );
}
}
if ( $valid ) {
$storage->render_image( $image_id, $size );
}
}
}
}