<?php
/*
Author: 		Riccardo Di Dato
Creation Date:	14/gen/2016
*/

require_once(dirname(__FILE__)."/load.php");

$sizes = array(
		"large"=>array("width"=>800,"height"=>600),
		"small"=>array("width"=>160,"height"=>120)
);

if (array_key_exists("id",$_GET)) {
	if (array_key_exists('size',$_GET)){
		$size=$_GET['size'];
	}
	else {
		$size = "original";
	}
	if (!array_key_exists($size, $sizes) || strcmp("original", $size)==0){
		$size = null;
	}

	$img = GlobalVariables::get("dao")->getFirst("MediaModel",array("id"=>$_GET['id']));

	if (!is_null($img)){
		$basepath = GlobalVariables::get("config")->paths->media;
		$toMime = $basepath."/".$img->id.".".$img->extension;
		$thumb = new Imagick($basepath."/".$img->id.".".$img->extension);
		
		$geom = $thumb->getimagegeometry();

		if($img->extension != "gif"){
			if (!is_null($size)){
				if ($geom["width"]>=$geom["height"]){
					$thumb->scaleimage($sizes[$size]["width"], 0,false);
				}
				else {
					$thumb->scaleimage(0, $sizes[$size]["height"],false);
				}
			}

			header('Content-type: '.mime_content_type($toMime));
			echo $thumb;
		}
		else{
			
			$thumb = $thumb->coalesceimages();
			if (!is_null($size)){
				foreach ($thumb as $frame){
					if ($geom["width"]>=$geom["height"]){
						$thumb->scaleimage($sizes[$size]["width"], 0,false);
					}
					else {
						$thumb->scaleimage(0, $sizes[$size]["height"],false);
					}
				}
			}
			$thumb = $thumb->deconstructimages();

			header('Content-type: '.mime_content_type($toMime));
			echo $thumb->getimagesblob();
		}
	
	}
}
?>