fictioneer/partials/_latest-recommendations.php

<?php
/**
 * Partial: Latest Recommendations
 *
 * Renders the (buffered) HTML for the [fictioneer_latest_recommendations] shortcode.
 *
 * @package WordPress
 * @subpackage Fictioneer
 * @since 4.0.0
 *
 * @internal $args['type']              Type argument passed from shortcode. Default 'default'.
 * @internal $args['count']             Number of posts provided by the shortcode.
 * @internal $args['author']            Author provided by the shortcode.
 * @internal $args['order']             Order of posts. Default 'DESC'.
 * @internal $args['orderby']           Sorting of posts. Default 'date'.
 * @internal $args['post_ids']          Array of post IDs. Default empty.
 * @internal $args['author_ids']        Array of author IDs. Default empty.
 * @internal $args['excluded_authors']  Array of author IDs to exclude. Default empty.s
 * @internal $args['excluded_cats']     Array of category IDs to exclude. Default empty.
 * @internal $args['excluded_tags']     Array of tag IDs to exclude. Default empty.
 * @internal $args['ignore_protected']  Whether to ignore protected posts. Default false.
 * @internal $args['taxonomies']        Array of taxonomy arrays. Default empty.
 * @internal $args['relation']          Relationship between taxonomies.
 * @internal $args['vertical']          Whether to show the vertical variant.
 * @internal $args['seamless']          Whether to render the image seamless. Default false (Customizer).
 * @internal $args['aspect_ratio']      Aspect ratio for the image. Only with vertical.
 * @internal $args['terms']               Either inline, pills, none, or false. Default inline.
 * @internal $args['max_terms']           Maximum number of shown taxonomies. Default 10.
 * @internal $args['lightbox']          Whether the image is opened in the lightbox. Default true.
 * @internal $args['thumbnail']         Whether the image is rendered. Default true (Customizer).
 * @internal $args['classes']           String of additional CSS classes. Default empty.
 */


// No direct access!
defined( 'ABSPATH' ) OR exit;

// Setup
$show_taxonomies = ! get_option( 'fictioneer_hide_taxonomies_on_recommendation_cards' );

// Prepare query
$query_args = array (
  'fictioneer_query_name' => 'latest_recommendations',
  'post_type' => 'fcn_recommendation',
  'post_status' => 'publish',
  'post__in' => $args['post_ids'], // May be empty!
  'order' => $args['order'],
  'orderby' => $args['orderby'],
  'posts_per_page' => $args['count'],
  'no_found_rows' => true
);

// Author?
if ( ! empty( $args['author'] ) ) {
  $query_args['author_name'] = $args['author'];
}

// Author IDs?
if ( ! empty( $args['author_ids'] ) ) {
  $query_args['author__in'] = $args['author_ids'];
}

// Taxonomies?
if ( ! empty( $args['taxonomies'] ) ) {
  $query_args['tax_query'] = fictioneer_get_shortcode_tax_query( $args );
}

// Excluded tags?
if ( ! empty( $args['excluded_tags'] ) ) {
  $query_args['tag__not_in'] = $args['excluded_tags'];
}

// Excluded categories?
if ( ! empty( $args['excluded_cats'] ) ) {
  $query_args['category__not_in'] = $args['excluded_cats'];
}

// Excluded authors?
if ( ! empty( $args['excluded_authors'] ) ) {
  $query_args['author__not_in'] = $args['excluded_authors'];
}

// Ignore protected?
if ( $args['ignore_protected'] ) {
  add_filter( 'posts_where', 'fictioneer_exclude_protected_posts' );
}

// Apply filters
$query_args = apply_filters( 'fictioneer_filter_shortcode_latest_recommendations_query_args', $query_args, $args );

// Query recommendations
$entries = fictioneer_shortcode_query( $query_args );

// Remove temporary filters
remove_filter( 'posts_where', 'fictioneer_exclude_protected_posts' );

?>

<section class="small-card-block latest-recommendations <?php echo $args['classes']; ?>">

  <?php if ( $entries->have_posts() ) : ?>

    <ul class="grid-columns _collapse-on-mobile">
      <?php while ( $entries->have_posts() ) : $entries->the_post(); ?>

        <?php
          // Setup
          $post_id = $post->ID;
          $title = fictioneer_get_safe_title( $post_id, 'shortcode-latest-recommendations' );
          $one_sentence = get_post_meta( $post_id, 'fictioneer_recommendation_one_sentence', true );
          $fandoms = get_the_terms( $post, 'fcn_fandom' );
          $characters = get_the_terms( $post, 'fcn_character' );
          $genres = get_the_terms( $post, 'fcn_genre' );
          $tags = get_option( 'fictioneer_show_tags_on_recommendation_cards' ) ? get_the_tags( $post ) : false;
          $grid_or_vertical = $args['vertical'] ? '_vertical' : '_grid';
          $card_classes = [];

          // Extra classes
          if ( get_theme_mod( 'card_style', 'default' ) !== 'default' ) {
            $card_classes[] = '_' . get_theme_mod( 'card_style' );
          }

          if ( $args['vertical'] ) {
            $card_classes[] = '_vertical';
          }

          if ( $args['seamless'] ) {
            $card_classes[] = '_seamless';
          }

          // Truncate factor
          $truncate_factor = $args['vertical'] ? '_4-4' : '_3-3';

          // Sources
          $urls = array_merge(
            explode( "\n", get_post_meta( $post_id, 'fictioneer_recommendation_urls', true ) ),
            explode( "\n", get_post_meta( $post_id, 'fictioneer_recommendation_support', true ) )
          );

          // Sanitize
          $urls = array_map( 'wp_strip_all_tags', $urls );

          // Remove empty nodes
          $urls = array_filter( $urls );

          // Abort if no links found
          if ( empty( $urls ) ) {
            continue;
          }

          // Extract first link
          $url = $urls[0];
          $tuple = explode( '|', $url );
          $tuple = array_map( 'trim', $tuple );

          // Card attributes
          $attributes = [];

          if ( $args['aspect_ratio'] ) {
            $attributes['style'] = '--card-image-aspect-ratio: ' . $args['aspect_ratio'];
          }

          $attributes = apply_filters( 'fictioneer_filter_card_attributes', $attributes, $post, 'shortcode-latest-recommendations' );

          $card_attributes = '';

          foreach ( $attributes as $key => $value ) {
            $card_attributes .= esc_attr( $key ) . '="' . esc_attr( $value ) . '" ';
          }
        ?>

        <li class="post-<?php echo $post_id; ?> card _small _recommendation _no-footer <?php echo implode( ' ', $card_classes ); ?>" <?php echo $card_attributes; ?>>
          <div class="card__body polygon">

            <div class="card__main <?php echo $grid_or_vertical; ?> _small">

              <?php
                do_action( 'fictioneer_shortcode_latest_recommendations_card_body', $post, $args );

                if ( $args['thumbnail'] ) {
                  fictioneer_render_thumbnail(
                    array(
                      'post_id' => $post_id,
                      'title' => $title,
                      'classes' => 'card__image cell-img',
                      'permalink' => get_permalink(),
                      'lightbox' => $args['lightbox'],
                      'vertical' => $args['vertical'],
                      'seamless' => $args['seamless'],
                      'aspect_ratio' => $args['aspect_ratio']
                    )
                  );
                }
              ?>

              <h3 class="card__title _small cell-title"><a href="<?php the_permalink(); ?>" class="truncate _1-1"><?php echo $title; ?></a></h3>

              <div class="card__content _small cell-meta text-overflow-ellipsis">
                <span class="card__by-author"><?php
                  printf(
                    _x( 'by %s on', 'Small card: by {Author} on.', 'fictioneer' ),
                    '<span class="author">' . get_post_meta( $post_id, 'fictioneer_recommendation_author', true ) . '</span>'
                  );
                ?></span>
                <a href="<?php echo esc_url( $tuple[1] ); ?>" rel="noopener" target="_blank" class="bold-link"><?php
                  echo $tuple[0];
                ?></a>
              </div>

              <div class="card__content _small cell-desc">
                <div class="truncate <?php echo $truncate_factor; ?>"><?php
                  if ( ! empty( $one_sentence ) ) {
                    echo wp_strip_all_tags( $one_sentence, true );
                  } else {
                    echo fictioneer_first_paragraph_as_excerpt( get_the_content() );
                  }
                ?></div>
              </div>

              <?php if ( $show_taxonomies ) : ?>
                <div class="card__tag-list _small _scrolling cell-tax">
                  <div class="card__h-scroll <?php echo $args['terms'] === 'pills' ? '_pills' : ''; ?>">
                    <?php
                      if ( $fandoms || $characters || $genres || $tags ) {
                        $variant = $args['terms'] === 'pills' ? '_pill' : '_inline';

                        $terms = array_merge(
                          $fandoms ? fictioneer_get_term_nodes( $fandoms, "{$variant} _fandom" ) : [],
                          $genres ? fictioneer_get_term_nodes( $genres, "{$variant} _genre" ) : [],
                          $tags ? fictioneer_get_term_nodes( $tags, "{$variant} _tag" ) : [],
                          $characters ? fictioneer_get_term_nodes( $characters, "{$variant} _character" ) : []
                        );

                        $terms = apply_filters(
                          'fictioneer_filter_shortcode_latest_recommendations_terms',
                          $terms, $post, $args, null
                        );

                        // Implode with separator
                        echo implode(
                          fictioneer_get_bullet_separator( 'latest-recommendations', $args['terms'] === 'pills' ),
                          array_slice( $terms, 0, $args['max_terms'] )
                        );
                      } else {
                        ?><span class="card__no-taxonomies"><?php _e( 'No taxonomies specified yet.', 'fictioneer' ); ?></span><?php
                      }
                    ?>
                  </div>
                </div>
              <?php endif; ?>

            </div>

          </div>
        </li>

      <?php endwhile; ?>
    </ul>

  <?php else : ?>

    <div class="no-results"><?php _e( 'Nothing to show.', 'fictioneer' ); ?></div>

  <?php endif; wp_reset_postdata(); ?>

</section>