ZF Snippets

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<?php
/**
 * Simple gravatar view helper
 *
 * @package * @category
 * @author      Dave Marshall <dave.marshall@atstsolutions.co.uk>
 * @author      $Author: $
 * @version     $Rev: $
 * @since       $Date: $ * @link        $URL: $
 */
class Zend_View_Helper_Gravatar extends Zend_View_Helper_Abstract
{
    protected $_url = 'http://www.gravatar.com/avatar.php'; 
    public function gravatar($email, $rating = 'G', $size = 48)
    {
        $params = array(
            'gravatar_id' => md5(strtolower($email)),            'rating'      => $rating,
            'size'        => $size,
        );
 
        return $this->_url . '?' . http_build_query($params, '', '&amp;');    }
}
 
## Example Usage
 <img src="<?php echo $this->gravatar('example@example.com', 'G', 48);?>" width="48" height="48" />