// Add custom Theme Functions here
/*
 * Code bài viết liên quan theo chuyên mục
*/
function bvlq_danh_muc() {
    $output = '';
    if (is_single()) {
      global $post;
      $categories = get_the_category($post->ID);
      if ($categories) {
        $category_ids = array();
        foreach($categories as $individual_category) $category_ids[] = $individual_category->term_id;
        $args=array(
          'category__in' => $category_ids,
          'post__not_in' => array($post->ID),
          'posts_per_page'=>100,
          'caller_get_posts'=>10
        );
        
        $my_query = new wp_query( $args );
        if( $my_query->have_posts() ):
            $output .= '<div class="relatedcat">';
                $output .= '<h2>Nội Dung Khác</h3><div class="row related-post">';
                    while ($my_query->have_posts()):$my_query->the_post();
                    $output .= 
                        '<div class="col large-4">
                            <a href="'.get_the_permalink().'" title="'.get_the_title().'">
                                <div class="feature">
                                    <div class="image" style="background-image:url('. get_the_post_thumbnail_url() .');"></div>
                                </div>                            
                            </a>
                            <div class="related-title"><a href="'.get_the_permalink().'" title="'.get_the_title().'">'.get_the_title().'</a></div>

                        </div>';
                    endwhile;
                $output .= '</div>';
            $output .= '</div>';

        endif;   //End if.
      wp_reset_query();
    }
    return $output;
  }

}
add_shortcode('bvlq_danh_muc','bvlq_danh_muc');

if (function_exists('register_sidebar')){ 
register_sidebar(array( 'name'=> 'Sidebar 2', 'id' => 'sidebar_2', ))
; 
}
?>