text: <?php
  /**
   * The template for displaying image attachments
   *
   * @link https://codex.wordpress.org/Template_Hierarchy
   *
   * @package WordPress
   * @subpackage Twenty_Twelve
   * @since Twenty Twelve 1.0
   */
  
  get_header(); ?>
  
  	<div id="primary" class="site-content">
  		<div id="content" role="main">
  
  		<?php
  		while ( have_posts() ) :
  			the_post();
  ?>
  
  				<article id="post-<?php the_ID(); ?>" <?php post_class( 'image-attachment' ); ?>>
  					<header class="entry-header">
  						<h1 class="entry-title"><?php the_title(); ?></h1>
  
  						<footer class="entry-meta">
  							<?php
  								$metadata = wp_get_attachment_metadata();
  								printf(
  									__( '<span class="meta-prep meta-prep-entry-date">Published </span> <span class="entry-date"><time class="entry-date" datetime="%1$s">%2$s</time></span> at <a href="%3$s" title="Link to full-size image">%4$s &times; %5$s</a> in <a href="%6$s" title="Return to %7$s" rel="gallery">%8$s</a>.', 'twentytwelve' ),
  									esc_attr( get_the_date( 'c' ) ),
  									esc_html( get_the_date() ),
  									esc_url( wp_get_attachment_url() ),
  									$metadata['width'],
  									$metadata['height'],
  									esc_url( get_permalink( $post->post_parent ) ),
  									esc_attr( strip_tags( get_the_title( $post->post_parent ) ) ),
  									get_the_title( $post->post_parent )
  								);
  							?>
  							<?php edit_post_link( __( 'Edit', 'twentytwelve' ), '<span class="edit-link">', '</span>' ); ?>
  						</footer><!-- .entry-meta -->
  
  						<nav id="image-navigation" class="navigation" role="navigation">
  							<span class="previous-image"><?php previous_image_link( false, __( '&larr; Previous', 'twentytwelve' ) ); ?></span>
  							<span class="next-image"><?php next_image_link( false, __( 'Next &rarr;', 'twentytwelve' ) ); ?></span>
  						</nav><!-- #image-navigation -->
  					</header><!-- .entry-header -->
  
  					<div class="entry-content">
  
  						<div class="entry-attachment">
  							<div class="attachment">
  <?php
  /*
   * Grab the IDs of all the image attachments in a gallery so we can get the URL of the next adjacent image in a gallery,
   * or the first image (if we're looking at the last image in a gallery), or, in a gallery of one, just the link to that image file
   */
  $attachments = array_values(
  	get_children(
  		array(
  			'post_parent'    => $post->post_parent,
  			'post_status'    => 'inherit',
  			'post_type'      => 'attachment',
  			'post_mime_type' => 'image',
  			'order'          => 'ASC',
  			'orderby'        => 'menu_order ID',
  		)
  	)
  );
  foreach ( $attachments as $k => $attachment ) :
  	if ( $attachment->ID == $post->ID ) {
  		break;
  	}
  endforeach;
  
  // If there is more than 1 attachment in a gallery
  if ( count( $attachments ) > 1 ) :
  	$k++;
  	if ( isset( $attachments[ $k ] ) ) :
  		// get the URL of the next image attachment
  		$next_attachment_url = get_attachment_link( $attachments[ $k ]->ID );
  	else :
  		// or get the URL of the first image attachment
  		$next_attachment_url = get_attachment_link( $attachments[0]->ID );
  	endif;
  else :
  	// or, if there's only 1 image, get the URL of the image
  	$next_attachment_url = wp_get_attachment_url();
  endif;
  ?>
  								<a href="<?php echo esc_url( $next_attachment_url ); ?>" title="<?php the_title_attribute(); ?>" rel="attachment">
  													<?php
  													/**
  													 * Filter the image attachment size to use.
  													 *
  													 * @since Twenty Twelve 1.0
  													 *
  													 * @param array $size {
  													 *     @type int The attachment height in pixels.
  													 *     @type int The attachment width in pixels.
  													 * }
  													 */
  													$attachment_size = apply_filters( 'twentytwelve_attachment_size', array( 960, 960 ) );
  													echo wp_get_attachment_image( $post->ID, $attachment_size );
  								?>
  								</a>
  
  								<?php if ( ! empty( $post->post_excerpt ) ) : ?>
  								<div class="entry-caption">
  									<?php the_excerpt(); ?>
  								</div>
  								<?php endif; ?>
  							</div><!-- .attachment -->
  
  						</div><!-- .entry-attachment -->
  
  						<div class="entry-description">
  							<?php the_content(); ?>
  							<?php
  							wp_link_pages(
  								array(
  									'before' => '<div class="page-links">' . __( 'Pages:', 'twentytwelve' ),
  									'after'  => '</div>',
  								)
  							);
  ?>
  						</div><!-- .entry-description -->
  
  					</div><!-- .entry-content -->
  
  				</article><!-- #post -->
  
  				<?php comments_template(); ?>
  
  			<?php endwhile; // end of the loop. ?>
  
  		</div><!-- #content -->
  	</div><!-- #primary -->
  
  <?php get_footer(); ?>
  