ID);
$args = [];
// set args to get related posts based on tags
if (!empty($tags)) {
$tag_ids = [];
foreach($tags as $tag) $tag_ids[] = $tag->term_id;
$args=[
'tag__in' => $tag_ids,
'post__not_in' => array($post->ID),
'ignore_sticky_posts' => true,
'posts_per_page'=>5,
'orderby'=>'rand',
];
}
else {
// get all cats assigned to current post
$cats = get_the_category($post->ID);
// set the args to get all related posts based on category.
if ($cats) {
$cat_ids = [];
foreach($cats as $cat) $cat_ids[] = $cat->term_id;
$args=[
'category__in' => $cat_ids,
'post__not_in' => array($post->ID),
'ignore_sticky_posts' => true,
'posts_per_page'=>5,
'orderby'=>'rand',
];
}
}
if(!empty($args)){
// build the markup and return
$rp_loop = new WP_Query($args);
$aps_rp = 'Related Post
';
if( $rp_loop->have_posts() ) {
while ($rp_loop->have_posts()) : $rp_loop->the_post();
$aps_rp .='- '.get_the_title().'
';
endwhile;
}
$aps_rp .= '
';
wp_reset_query();
return $aps_rp;
}
return null;
}
function aps_related_post_insert($content){
return (is_singular()) ? $content.' [aps_rp]': $content;
}
add_filter( 'the_content', 'aps_related_post_insert', 5 );
function aps_related_post($atts) {
extract(shortcode_atts(array(
), $atts));
// show related post on single post
return (is_singular()) ? aps_get_related_posts() : '';
}
add_shortcode('aps_rp', 'aps_related_post');