Minecraft Avatar Viewhelper

AvatarViewHelper.php

<?php
namespace TYPO3\Mcserver\ViewHelper;

use \TYPO3\CMS\Mcserver\Utility as McUtility;
/**
 * This class is a demo view helper for the Fluid templating engine.
 *
 * @author Martin Muzatko
 * @package mcserver
 * 
 */
class AvatarViewHelper 
extends \TYPO3\CMS\Fluid\Core\ViewHelper\AbstractViewHelper
{
  /**
	* Viewhelper for rendering Avatars 
	*
	* @param string $user user
	* @param string $size size
	* @return mixed Transformed Value
	*/
	public function render($user = NULL, $size = 32) {

		$minecraftAvatar = McUtility\MinecraftAvatar::getInstance();
		$user = $this->arguments['user'];
		$size = $this->arguments['size'];
		return '<img src="'.$minecraftAvatar->getAvatar($user, $size).'" alt="'.$user.'">';
	}

}

?>

MinecraftAvatar.php

<?php
namespace TYPO3\CMS\Mcserver\Utility;

class MinecraftAvatarException extends \Exception
{
  // Exception thrown by MinecraftQuery class
}

class MinecraftAvatar
{
	/*
	 * Originally written by xPaw
	 * Modifications and additions by ivkos
	 *
	 * GitHub: https://github.com/ivkos/Minecraft-Query-for-PHP
	 */

	protected $size = 32;

	const URL = 'http://s3.amazonaws.com/MinecraftSkins/';

	public function setSize($size)
	{
		$this->size = $size;
	}

	public function getSize()
	{
		return $this->size;
	}

	public function getAvatar($user, $size)
	{
		if (isset($size))
		{
			$size = $this->getSize();
		}
		else
		{
			$this->setSize($size);
		}

		$ch = curl_init();
		curl_setopt($ch, CURLOPT_URL, self::URL . $user . '.png');
		curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
		curl_setopt($ch, CURLOPT_TIMEOUT, 5);
		$output = curl_exec($ch);
		$status = curl_getinfo($ch, CURLINFO_HTTP_CODE);
		curl_close($ch);
		if($status!='200') 
		{
			$output = $this->getDefault();
		}

		$this->render($output);
	}

	public function render($skin)
	{
		$size = $this->getSize();
		$im = imagecreatefromstring($skin);
		$av = imagecreatetruecolor($size,$size);
		imagecopyresized($av,$im,0,0,8,8,$size,$size,8,8);    // Face
		imagecolortransparent($im,imagecolorat($im,63,0));    // Black Hat Issue
		imagecopyresized($av,$im,0,0,40,8,$size,$size,8,8);   // Accessories
		imagepng($av);
		imagedestroy($im);
		imagedestroy($av);
	}

	public function getDefault()
	{
		// Default Avatar: http://www.minecraft.net/skin/char.png
		$output = 'R0lGODlhMAAQAPUuALV7Z6p9ZkUiDkEhDIpMPSgcC2pAMFI9ibSEbZxpTP///7uJciodDTMkEYNVO7eCcpZfQJBeQ5xjRkIdCsaWgL2OdL'
				. '6IbL2OcqJqRyweDj8qFXpOMy8fDyQYCC8gDUIqEiYaCraJbL2Lco9ePoBTNG1DKpxyXK2AbbN7Yqx2WjQlEoFTOW9FLCseDQAAAAAAAAA'
				. 'AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAACH/C1hNUCBEYXRhWE1QRD94cDIzRThDRkQwQzcyIiB4'
				. 'bXBNTTpJbnN0YW5jZUlEPSJ4bXAuaWlkOkU2RTVBQzAwMDFwYWNrZXQgZW5kPSJyIj8+ACH5BAUAAC4ALAAAAAAwABAAQAZkQJdwSCwaj'
				. '8ik0uVpcQodUIuxrFqv2OwRoTgAFgdFQEsum8/ocit0oYgqKVVaG4EMCATBaDXv+/+AgYKDVS2GDR8aGQWESAEIAScmCwkJjUcSKA8GBh'
				. 'YYJJdGLCUDEwICDhuEQQA7';
		return base64_decode($output);
	}

	public function getInstance($value='')
	{
		return \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\CMS\Mcserver\Utility\MinecraftAvatar');
	}
	

}
?>