Codehooligans.com: Media-Tags Search template

codehooligans-page-media-tags-search.php

<?php
/*
Template Name: Media-Tags Search
 */

// Get the Page permalink. Used later when displaying date links
$page_permalink = get_permalink();
?>
<?php get_header(); ?>

<div id="main-content" class="main-content">
	<div id="primary" class="content-area">
		<div id="content" class="site-content" role="main">

			<form method="get">
				<h3>Search for posts</h3>
				<?php
					$taxonomies 	= array();
					$taxonomies[] 	= get_taxonomy(MEDIA_TAGS_TAXONOMY);

					if(!empty($taxonomies)) {
						$options 		= array();
						foreach($taxonomies as $taxonomy) {
							if(!empty($taxonomy)) {
								$options[] = sprintf("\t".'<option value="%1$s">%2$s</option>', $taxonomy->name, $taxonomy->labels->name);
							}
						}
						if(!empty($options)) {
							echo sprintf('<select name="search-taxonomy" id="search-taxonomy">'."\n".'$1%s'."\n".'</select>', join("\n", $options));
						}
					}
				?>
				<input type="text" name="search-text" id="search-text" value="<?php 
					if ((isset($_GET['search-text'])) && (!empty($_GET['search-text']))) {
						echo esc_attr($_GET['search-text']);
					} ?>" />
				<input type="submit" name="search" id="search" value="Search" /><br />
				<input type="radio" name="search-join" id="search-join-and" value="AND" <?php 
					if ((!isset($_GET['search-join'])) || ($_GET['search-join'] == 'AND')) {
						echo ' checked="checked" '; 
					} ?> /> <label for="search-join-and">AND</label> <input type="radio" name="search-join" id="search-join-or" value="OR" <?php
					if ((isset($_GET['search-join'])) && ($_GET['search-join'] == 'OR')) {
						echo ' checked="checked" '; 
					} ?> /> <label for="search-join-or">OR</label>
			</form>

			<?php
				if ((isset($_GET['search-taxonomy'])) && (!empty($_GET['search-taxonomy'])) 
			  	 &&	(isset($_GET['search-text'])) && (!empty($_GET['search-text']))) {
					 echo "_GET<pre>"; print_r($_GET); echo "</pre>";
					 
					$search_terms = explode(',', $_GET['search-text']);
					foreach($search_terms as $idx => $term) {
						$search_terms[$idx] = "'". sanitize_title($term) ."'";
					}
					
			 		$args = array(
			 			'post_type' 		=>	'attachment',
			 			'post_status'		=>	'inherit',
			 			'orderby'			=>	'menu_order',
			 			'order'				=>	'ASC',
			 			'paged' 			=> 	get_query_var( 'paged' ),
			 			'tax_query' => array(
			 				array(
			 					'taxonomy' 	=> MEDIA_TAGS_TAXONOMY,
			 					'field' 	=> 'slug',
			 					'terms' 	=> $search_terms,
			 					'operator'	=> esc_attr($_GET['search-join'])	
			 				)
			 			)
			 		);
					//echo "args<pre>"; print_r($args); echo "</pre>";
					$media_tags_query = new WP_Query( $args );
					
					// The Loop
					if ( $media_tags_query->have_posts() ) {
						echo '<ul>';
						while ( $media_tags_query->have_posts() ) {
							$media_tags_query->the_post();
							echo '<li>' . get_the_title() . '<br />'. wp_get_attachment_image($post->ID, 'thumbnail') .'</li>';
						}
						echo '</ul>';
						
						media_tags_paging_nav($media_tags_query);
					} else {
						?><p>No image found matching your search</p><?php
					}
					
					/* Restore original Post Data */
					wp_reset_postdata();
				}
			?>
		</div><!-- #content -->
	</div><!-- #primary -->
	<?php get_sidebar( 'content' ); ?>
</div><!-- #main-content -->

<?php
get_sidebar();
get_footer();

function media_tags_paging_nav( $wp_query ) {
	global $wp_rewrite;

	// Don't print empty markup if there's only one page.
	if ( $wp_query->max_num_pages < 2 ) {
		return;
	}

	$paged        = get_query_var( 'paged' ) ? intval( get_query_var( 'paged' ) ) : 1;
	$pagenum_link = html_entity_decode( get_pagenum_link() );
	$query_args   = array();
	$url_parts    = explode( '?', $pagenum_link );

	if ( isset( $url_parts[1] ) ) {
		wp_parse_str( $url_parts[1], $query_args );
	}

	$pagenum_link = remove_query_arg( array_keys( $query_args ), $pagenum_link );
	$pagenum_link = trailingslashit( $pagenum_link ) . '%_%';

	$format  = $wp_rewrite->using_index_permalinks() && ! strpos( $pagenum_link, 'index.php' ) ? 'index.php/' : '';
	$format .= $wp_rewrite->using_permalinks() ? user_trailingslashit( $wp_rewrite->pagination_base . '/%#%', 'paged' ) : '?paged=%#%';

	// Set up paginated links.
	$links = paginate_links( array(
		'base'     => $pagenum_link,
		'format'   => $format,
		'total'    => $wp_query->max_num_pages,
		'current'  => $paged,
		'mid_size' => 1,
		'add_args' => array_map( 'urlencode', $query_args ),
		'prev_text' => __( '&larr; Previous', 'twentyfourteen' ),
		'next_text' => __( 'Next &rarr;', 'twentyfourteen' ),
	) );

	if ( $links ) :

	?>
	<nav class="navigation paging-navigation" role="navigation">
		<h1 class="screen-reader-text"><?php _e( 'Posts navigation', 'twentyfourteen' ); ?></h1>
		<div class="pagination loop-pagination">
			<?php echo $links; ?>
		</div><!-- .pagination -->
	</nav><!-- .navigation -->
	<?php
	endif;
}