Listagem de posts do wordpress de forma customizada.

list_post_type.php

// Shortcode Agenda

function agenda_shortcode() {

	//@ini_set('display_errors', 0);

	$html = "";

	$week = array('segunda', 'terca', 'quarta', 'quinta', 'sexta', 'sabado', 'domingo');

	foreach ($week as &$day) {
	    
		// WP_Query arguments
		$args = array (
			'post_type' => array( 'agenda-item' ),
			'category_name' => $day,
		);

		// The Query
		$query = new WP_Query( $args );

		if ($query->have_posts()) {
			
			$category_id = get_cat_ID( $day );
			$html .= "<div class='agenda-day'>".get_cat_name( $category_id )."</div>";
			$oddEver = 'odd';

			while ($query->have_posts()) {

				$image_id = null;
				$image_link = null;
				$image_title = null;
				$agendaItemClass = "";

				$oddEver = $oddEver == 'odd' ? 'ever' : 'odd';
				$agendaItemClass .= $oddEver;

				$query->the_post();
				if ( has_post_thumbnail($post->ID) ) {
					$image_id = get_post_thumbnail_id($post->ID);
		  		    $image_link = wp_get_attachment_image_src($image_id,'full');
		  		    $image_title = esc_attr( get_the_title($post->ID) );
		  		    $agendaItemClass .= " has-thumbnail";
				}

				$html .= "<div class='container-fluid agenda-item ".$agendaItemClass."'>";
					$html .= "<div class='row nospace'>";

						if ($image_id) :
							$html .= "<div class='col-md-3 hidden-xs hidden-sm'>";
								$html .= "<img src='".$image_link[0]."' alt='".$image_title."' class='agenda-thumbnail' />";
							$html .= "</div>";
							$html .= "<div class='col-sm-12 col-md-9 agenda-content-wrap'>";
								$html .= "<div class='table-center'>";
									$html .= "<h3 class='agenda-title'>".$query->post->post_title."</h3>";
									$html .= "<p class='agenda-content'>".$query->post->post_content."</p>";
								$html .= "</div>";
							$html .= "</div>";
						else :
							$html .= "<div class='col-md-12 agenda-content-wrap'>";
								$html .= "<div class='table-center'>";
									$html .= "<h3 class='agenda-title'>".$query->post->post_title."</h3>";
									$html .= "<p class='agenda-content'>".$query->post->post_content."</p>";
								$html .= "</div>";
							$html .= "</div>";
						endif;

					$html .= "</div>";
				$html .= "</div>";
				
			}

		}

		/* Restore original Post Data */
		wp_reset_postdata();

	}

	return $html;

}

add_shortcode( 'agenda', 'agenda_shortcode' );