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@Pleiades
Created November 15, 2012 22:27
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Display Related Posts
function related_posts_shortcode( $atts ) {
extract(shortcode_atts(array(
'limit' => '5', ccccca
), $atts));
global $wpdb, $post, $table_prefix;
if ($post->ID) {
$retval = '<ul>';
// Get tags
$tags = wp_get_post_tags($post->ID);
$tagsarray = array();
foreach ($tags as $tag) {
$tagsarray[] = $tag->term_id;
}
$tagslist = implode(',', $tagsarray);
// Do the query
$q = "SELECT p.*, count(tr.object_id) as count
FROM $wpdb->term_taxonomy AS tt, $wpdb->term_relationships AS tr, $wpdb->posts AS p WHERE tt.taxonomy ='post_tag' AND tt.term_taxonomy_id = tr.term_taxonomy_id AND tr.object_id = p.ID AND tt.term_id IN ($tagslist) AND p.ID != $post->ID
AND p.post_status = 'publish'
AND p.post_date_gmt < NOW()
GROUP BY tr.object_id
ORDER BY count DESC, p.post_date_gmt DESC
LIMIT $limit;";
$related = $wpdb->get_results($q);
if ( $related ) {
foreach($related as $r) {
$retval .= '<li><a title="'.wptexturize($r->post_title).'" href="'.get_permalink($r->ID).'">'.wptexturize($r->post_title).'</a></li>';
}
} else {
$retval .= '
<li>No related posts found</li>';
}
$retval .= '</ul>';
return $retval;
}
return;
}
[related_posts limit="num"]
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