image.php

<?php
/**
 * @package WordPress
 * @subpackage Yoko
 */

get_header(); ?>

<div id="wrap">
<div id="main">
	<div id="content">

			<?php the_post(); ?>

				<article id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
					<header class="single-entry-header">
						<h1 class="entry-title"><?php the_title(); ?></h1>
						<p><span class="entry-date"><?php echo get_the_date(); ?></span> <span class="entry-author"><?php _e( 'by', 'yoko' ); ?> <?php the_author() ?></span> <?php if ( comments_open() ) : ?> | <?php comments_popup_link( __( '0 comments', 'yoko' ), __( '1 Comment', 'yoko' ), __( '% Comments', 'yoko' ) ); ?><?php endif; ?></p> 
					</header><!-- end entry-header -->
					
					<nav id="image-nav">
						<span class="previous-image"><?php previous_image_link( false, __( '&larr; Previous Image' , 'yoko' ) ); ?></span>
						<span class="next-image"><?php next_image_link( false, __( 'Next Image &rarr;' , 'yoko' ) ); ?></span>
					</nav><!-- end image-nav -->

					<div class="single-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;
	}
	$k++;
	// If there is more than 1 attachment in a gallery
	if ( count( $attachments ) > 1 ) {
		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 );
	} else {
		// or, if there's only 1 image, get the URL of the image
		$next_attachment_url = wp_get_attachment_url();
	}
?>
								<a href="<?php echo $next_attachment_url; ?>" title="<?php echo esc_attr( get_the_title() ); ?>" rel="attachment"><?php
								$attachment_size = apply_filters( 'theme_attachment_size',  800 );
								echo wp_get_attachment_image( $post->ID, array( $attachment_size, 9999 ) ); // filterable image width with, essentially, no limit for image height.
								?></a>
							</div><!-- end attachment -->

							<?php if ( ! empty( $post->post_excerpt ) ) : ?>
							<div class="entry-caption">
								<?php the_excerpt(); ?>
							</div>
							<?php endif; ?>
						</div><!-- end entry-attachment -->

						<?php the_content(); ?>
						<?php wp_link_pages( array( 'before' => '<div class="page-link">' . __( 'Pages:', 'yoko' ), 'after' => '</div>' ) ); ?>

					</div><!-- end entry-content -->
					<div class="clear"></div>
					
					<footer class="entry-meta">
						<p><?php if ( comments_open() && pings_open() ) : // Comments and trackbacks open ?>
							<?php printf( __( '<a class="comment-link" href="#respond" title="Post a comment">Post a comment</a> or leave a trackback: <a class="trackback-link" href="%s" title="Trackback URL for your post" rel="trackback">Trackback URL</a>.', 'yoko' ), get_trackback_url() ); ?>
						<?php elseif ( ! comments_open() && pings_open() ) : // Only trackbacks open ?>
							<?php printf( __( 'Comments are closed, but you can leave a trackback: <a class="trackback-link" href="%s" title="Trackback URL for your post" rel="trackback">Trackback URL</a>.', 'yoko' ), get_trackback_url() ); ?>
						<?php elseif ( comments_open() && ! pings_open() ) : // Only comments open ?>
							<?php _e( 'Trackbacks are closed, but you can <a class="comment-link" href="#respond" title="Post a comment">post a comment</a>.', 'yoko' ); ?>
						<?php elseif ( ! comments_open() && ! pings_open() ) : // Comments and trackbacks closed ?>
							<?php _e( 'Both comments and trackbacks are currently closed.', 'yoko' ); ?>
						<?php endif; ?>
						<?php edit_post_link( __( 'Edit &rarr;', 'yoko' ), ' <span class="edit-link">', '</span>' ); ?></p>
					</footer><!-- end entry-utility -->
				</article><!-- end post-<?php the_ID(); ?> -->

				<?php comments_template(); ?>

	</div><!-- end content -->

<?php get_sidebar(); ?>
<?php get_footer(); ?>