<?php
/**
 * The template for displaying image attachments.
 *
 * @package The Columnist
 * @since The Columnist 1.0
 */

get_header();
?>

		<div id="primary" class="site-content image-attachment">

			<?php while ( have_posts() ) : the_post(); ?>

			<div id="left-col">
				<header id="masthead" class="site-header" role="banner">
					<a class="thumbnail" href="<?php echo esc_url( home_url( '/' ) ); ?>" title="<?php echo esc_attr( get_bloginfo( 'name', 'display' ) ); ?>" rel="home">
						<?php $header_image = get_header_image(); ?>
						<?php if ( ! empty( $header_image ) ) : ?>
							<img src="<?php header_image(); ?>" width="<?php echo get_custom_header()->width; ?>" height="<?php echo get_custom_header()->height; ?>" alt="" />
						<?php endif; ?>
					</a>

					<hgroup class="single-title">
						<h1><?php the_title(); ?></h1>
						<div class="single-description entry-meta">
							<?php the_columnist_posted_on(); ?>
						</div><!-- .entry-meta -->
						<?php
						if ( ! empty( $post->post_excerpt ) )
							the_excerpt();
						?>
					</hgroup><!-- end .single-title -->
				</header>
			</div>

			<div id="content" role="main">
				<article id="post-<?php the_ID(); ?>" <?php post_class(); ?>>
					<header class="entry-header">
						<a class="home-link" href="<?php echo esc_url( home_url( '/' ) ); ?>" title="<?php echo esc_attr( get_bloginfo( 'name', 'display' ) ); ?>" rel="home">Home</a>
					</header><!-- .entry-header -->

					<div class="entry-content">

						<div class="entry-attachment">
							<div class="attachment">
								<?php

								$next_attachment_url = wp_get_attachment_url();
								if ( $post->post_parent ) {
									/**
									 * 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 esc_url( $next_attachment_url ); ?>" title="<?php echo esc_attr( get_the_title() ); ?>" rel="attachment"><?php
									$attachment_size = apply_filters( 'the_columnist_attachment_size', array( 1200, 1200 ) ); // Filterable image size.
									echo wp_get_attachment_image( $post->ID, $attachment_size );
								?></a>
							</div><!-- .attachment -->
						</div><!-- .entry-attachment -->

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

					</div><!-- .entry-content -->

					<?php if ( $post->post_parent ) { ?>
					<nav id="image-navigation">
						<span class="previous-image"><?php previous_image_link( false, __( '&larr; Previous', 'the_columnist' ) ); ?></span>
						<span class="next-image"><?php next_image_link( false, __( 'Next &rarr;', 'the_columnist' ) ); ?></span>
					</nav><!-- #image-navigation -->
					<?php } ?>

					<footer class="entry-meta">
						<?php
							$metadata = wp_get_attachment_metadata();
							if ( $post->post_parent ) {
								printf( __( '<span class="entry-date"><strong>Published:</strong> <time class="entry-date" datetime="%1$s" pubdate>%2$s</time></span> <span class="attach-dimensions"><strong>Dimensions:</strong> <a href="%3$s" title="Link to full-size image">%4$s &times; %5$s</a></span> <span><strong>Posted in:</strong> <a href="%6$s" title="Return to %7$s" rel="gallery">%7$s</a></span>', 'the_columnist' ),
									esc_attr( get_the_date( 'c' ) ),
									esc_html( get_the_date() ),
									wp_get_attachment_url(),
									$metadata['width'],
									$metadata['height'],
									get_permalink( $post->post_parent ),
									get_the_title( $post->post_parent )
								);
							} else {
								printf( __( '<span class="entry-date"><strong>Published:</strong> <time class="entry-date" datetime="%1$s" pubdate>%2$s</time></span> <span class="attach-dimensions"><strong>Dimensions:</strong> <a href="%3$s" title="Link to full-size image">%4$s &times; %5$s</a></span>', 'the_columnist' ),
									esc_attr( get_the_date( 'c' ) ),
									esc_html( get_the_date() ),
									wp_get_attachment_url(),
									$metadata['width'],
									$metadata['height']
								);
							}
						?>



						<?php if ( comments_open() && pings_open() ) : // Comments and trackbacks open ?>
							<?php printf( __( '<span><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>.</span>', 'the_columnist' ), get_trackback_url() ); ?>
						<?php elseif ( ! comments_open() && pings_open() ) : // Only trackbacks open ?>
							<?php printf( __( '<span>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>.</span>', 'the_columnist' ), get_trackback_url() ); ?>
						<?php elseif ( comments_open() && ! pings_open() ) : // Only comments open ?>
							<?php _e( '<span>Trackbacks are closed, but you can <a class="comment-link" href="#respond" title="Post a comment">post a comment</a>.</span>', 'the_columnist' ); ?>
						<?php elseif ( ! comments_open() && ! pings_open() ) : // Comments and trackbacks closed ?>
							<?php _e( '<span>Both comments and trackbacks are currently closed.</span>', 'the_columnist' ); ?>
						<?php endif; ?>
						<?php edit_post_link( __( 'Edit', 'the_columnist' ), ' <span class="edit-link">', '</span>' ); ?>
					</footer><!-- .entry-meta -->
				</article><!-- #post-<?php the_ID(); ?> -->

				<?php comments_template(); ?>

			<?php endwhile; // end of the loop. ?>

			</div><!-- #content -->
		</div><!-- #primary .site-content -->

<?php get_footer(); ?>