<?php
/**
 * @package Next_Saturday
 */
get_header(); ?>

	<div id="content" class="full-width image-attachment" role="main">

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

			<article id="post-<?php the_ID(); ?>" <?php post_class( 'post' ); ?>>
				<div class="entry-container">

					<header>
						<h1 class="post-title"><?php the_title(); ?></h1>
					</header><!-- .entry-header -->

					<div class="attachment-meta">
						<?php
							$metadata = wp_get_attachment_metadata();
							printf( __( '<span class="meta-prep meta-prep-entry-date">Published </span> <span class="entry-date"><abbr class="published" title="%1$s">%2$s</abbr></span> at <a href="%3$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">%7$s</a>', 'next-saturday' ),
								esc_attr( get_the_time() ),
								get_the_date(),
								esc_url( wp_get_attachment_url() ),
								$metadata['width'],
								$metadata['height'],
								esc_url( get_permalink( $post->post_parent ) ),
								get_the_title( $post->post_parent )
							);
						?>
					</div><!-- .attachment-meta-->

					<div class="entry-content">
						<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 == get_the_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( 'next_saturday_attachment_size', 785 );
								echo wp_get_attachment_image( $post->ID, array( $attachment_size, 785 ) ); // filterable image width with 785px limit for image height.
								?></a>

								<?php if ( ! empty( $post->post_excerpt ) ) : ?>
									<div class="entry-caption">
										<?php the_excerpt(); ?>
									</div>
								<?php endif; ?>
							</div><!-- .attachment -->
						<?php the_content(); ?>
						<?php wp_link_pages( array( 'before' => '<div class="page-link"><span>' . __( 'Pages:', 'next-saturday' ) . '</span>', 'after' => '</div>' ) ); ?>
					</div><!-- .entry-content -->

					<nav id="nav-single">
						<h3 class="assistive-text"><?php _e( 'Image navigation', 'next-saturday' ); ?></h3>
						<span class="nav-previous"><?php previous_image_link( false, __( 'Previous Image' , 'next-saturday' ) ); ?></span>
						<span class="nav-next"><?php next_image_link( false, __( 'Next Image' , 'next-saturday' ) ); ?></span>
					</nav><!-- #nav-single -->

					<div class="entry-meta-wrap">
						<div class="entry-meta">
							<span class="comments-num"><?php comments_popup_link( __( 'Leave a comment', 'next-saturday' ), __( '1 Comment', 'next-saturday' ), __( '% Comments', 'next-saturday' ) ); ?></span>
							<?php edit_post_link( __( 'Edit', 'next-saturday' ), '<span class="edit-link">', '</span>' ); ?>
						</div>
					</div>

				</div><!-- .entry-container -->
			</article><!-- #post-## -->

			<?php comments_template( '', true ); ?>

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

	</div><!-- #content -->

<?php get_footer(); ?>