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<?php |
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/** |
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* custom get related posts by tags if not, by cat if not, from all |
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* @param int $postid take the global post id by default |
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* @param int $ppp post per page 6 by default |
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* @return wp_query object |
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*/ |
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function custom_get_related_posts( $postid='', $ppp = 6 ){ |
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//tags |
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$exclude_ids = array(); $tag__in = array(); |
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$exclude_ids[] = $postid = ( !empty($postid) )? $postid: get_the_ID(); |
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$tags = wp_get_post_tags( $postid ); |
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if( is_array( $tags ) && count( $tags )>0 ) |
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foreach ($tags as $key => $value) |
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$tag__in[] = $value->term_id; |
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$query = new WP_Query( array ( |
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'tag__in' => $tag__in, |
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'posts_per_page' => $ppp, |
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'post_type' => 'post', |
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'post__not_in' => $exclude_ids, |
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) ); |
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//categorias |
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if( $query->post_count < $ppp ){ |
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foreach ($query->posts as $key => $value) |
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$exclude_ids[] = $value->ID; |
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$rest = $ppp - $query->post_count; |
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$category__in = array(); |
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$cats = get_the_category( $postid ); |
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if( is_array( $cats ) && count( $cats )>0 ) |
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foreach ($cats as $key => $value) |
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$category__in[] = $value->term_id; |
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$query2 = new WP_Query( array ( |
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'category__in' => $category__in, |
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'posts_per_page' => $rest, |
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'post_type' => 'post', |
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'post__not_in' => $exclude_ids, |
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) ); |
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$querytmp = new WP_Query(); |
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$querytmp->posts = array_merge( $query->posts, $query2->posts ); |
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$querytmp->post_count = count( $querytmp->posts ); |
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$query = $querytmp; |
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} |
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//todos los posts |
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if( $query->post_count < $ppp ){ |
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foreach ($query->posts as $key => $value) |
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$exclude_ids[] = $value->ID; |
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$rest = $ppp - $query->post_count; |
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$query2 = new WP_Query( array ( |
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'posts_per_page' => $rest, |
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'post_type' => 'post', |
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'post__not_in' => $exclude_ids, |
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) ); |
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$querytmp = new WP_Query(); |
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$querytmp->posts = array_merge( $query->posts, $query2->posts ); |
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$querytmp->post_count = count( $querytmp->posts ); |
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$query = $querytmp; |
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} |
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return $query; |
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} |
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?> |
