* Name: gravatar
* Author: Matt Schinckel
* mailto:matt@schinckel.net
* aim:mschinckel
* http://schinckel.net
* Purpose: convert email address to gravatar
* @param string
* @return string
*/
function smarty_modifier_gravatar($email, $default=false, $size=false, $rating=false, $border=false)
{
$gravurl = "![Gravatar Image](http://www.gravatar.com/avatar.php?gravatar_id=".md5($email);
if ($default)
{
$gravurl .= "&default=".urlencode($default);
}
if ($size)
{
$gravurl .= "&size=".$size;
}
if ($rating)
{
$gravurl .= "&rating=".$rating;
}
if ($border)
{
$gravurl .= "&border=".$border;
}
return $gravurl. ")
";
}