contests-shortcode.php

<?php

/* Call Contests List By Shortcode
**********************************************/
function vs_register_contest_shortcode ( $atts ) {
 
    $output = '<ul>';
 
    $contest_atts = shortcode_atts( array(
          'post_type' => 'contests',
          'tax_query' => array(
            array(
              'taxonomy' => 'contest-status',
              'field' => 'slug',
              'terms' => 'current'
            )
          )
        ), $atts ); 
    
    $contests = new WP_Query( $contest_atts );
    
    if( $contests->have_posts() ) {
      while( $contests->have_posts() ) {
        $contests->the_post();
            echo "<li class=\"contest-".$contest_atts['terms']."\">".the_time('d/m/y')." :: <a href=\"'".get_permalink()."\" target=\"_blank\">".the_title()."</a></li>";
      }
    }
    else {
      echo 'No contests found.';
    }    
    
    $output .= '</ul>';   
}

add_shortcode( 'contests', 'vs_register_contest_shortcode' );