<?php
# Movable Type (r) Open Source (C) 2001-2010 Six Apart, Ltd.
# This program is distributed under the terms of the
# GNU General Public License, version 2.
#
# $Id: function.mtcommenteruserpic.php 4196 2009-09-04 07:46:50Z takayama $

function smarty_function_mtcommenteruserpic($args, &$ctx) {
    $comment = $ctx->stash('comment');
    if (!$comment) {
        return $ctx->error("No comment available");
    }
    $cmntr = $ctx->stash('commenter');
    if (!$cmntr) return '';

    $asset_id = isset($cmntr->author_userpic_asset_id) ? $cmntr->author_userpic_asset_id : 0;
    $asset = $ctx->mt->db()->fetch_assets(array('id' => $asset_id));
    if (!$asset) return '';

    $blog =& $ctx->stash('blog');

    require_once("MTUtil.php");
    $userpic_url = userpic_url($asset[0], $blog, $cmntr);
    if (empty($userpic_url))
        return '';

    $mt = MT::get_instance();
    $dimensions = sprintf('width="%s" height="%s"', $mt->config('UserpicThumbnailSize'), $mt->config('UserpicThumbnailSize'));

    $link =sprintf('<img src="%s" %s alt="%s" />',
                   encode_html($userpic_url), $dimensions, encode_html($asset->label));

    return $link;
}
?>
