attachment.php

<?php get_header(); ?>
<?php global $post; ?>
<section id="content" role="main">
<?php if ( have_posts() ) : while ( have_posts() ) : the_post(); ?>
<header class="header">
<h1 class="entry-title"><?php the_title(); ?> | <a href="<?php echo get_permalink($post->post_parent); ?>" title="<?php printf( __( 'Return to %s', 'groundworker' ), esc_html( get_the_title($post->post_parent), 1 ) ); ?>" rev="attachment"><span class="meta-nav">&larr; </span><?php echo get_the_title($post->post_parent); ?></a></h1> <?php edit_post_link(); ?>
<?php get_template_part('entry', 'meta'); ?>
</header>
<article id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
<header class="header">
<nav id="nav-above" class="navigation" role="navigation">
<div class="nav-previous">&larr; <?php previous_image_link(false); ?></div>
<div class="nav-next"><?php next_image_link(false); ?> &rarr;</div>
</nav>
</header>
<section class="entry-content">
<div class="entry-attachment">
<?php if ( wp_attachment_is_image( $post->ID ) ) : $att_image = wp_get_attachment_image_src( $post->ID, "large"); ?>
<p class="attachment"><a href="<?php echo wp_get_attachment_url($post->ID); ?>" title="<?php the_title(); ?>" rel="attachment"><img src="<?php echo $att_image[0]; ?>" width="<?php echo $att_image[1]; ?>" height="<?php echo $att_image[2]; ?>" class="attachment-medium" alt="<?php $post->post_excerpt; ?>" /></a></p>
<?php else : ?>
<a href="<?php echo wp_get_attachment_url($post->ID); ?>" title="<?php echo esc_html(get_the_title($post->ID), 1); ?>" rel="attachment"><?php echo basename($post->guid); ?></a>
<?php endif; ?>
</div>
<div class="entry-caption"><?php if ( !empty($post->post_excerpt) ) the_excerpt(); ?></div>
<?php if ( has_post_thumbnail() ) { the_post_thumbnail(); } ?>
</section>
</article>
<?php comments_template(); ?>
<?php endwhile; endif; ?>
</section>
<?php get_sidebar(); ?>
<?php get_footer(); ?>