[ Index ]

PHP Cross Reference of WordPress

title

Body

[close]

/wp-includes/blocks/ -> latest-posts.php (source)

   1  <?php
   2  /**
   3   * Server-side rendering of the `core/latest-posts` block.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * The excerpt length set by the Latest Posts core block
  10   * set at render time and used by the block itself.
  11   *
  12   * @var int
  13   */
  14  $block_core_latest_posts_excerpt_length = 0;
  15  
  16  /**
  17   * Callback for the excerpt_length filter used by
  18   * the Latest Posts block at render time.
  19   *
  20   * @return int Returns the global $block_core_latest_posts_excerpt_length variable
  21   *             to allow the excerpt_length filter respect the Latest Block setting.
  22   */
  23  function block_core_latest_posts_get_excerpt_length() {
  24      global $block_core_latest_posts_excerpt_length;
  25      return $block_core_latest_posts_excerpt_length;
  26  }
  27  
  28  /**
  29   * Renders the `core/latest-posts` block on server.
  30   *
  31   * @param array $attributes The block attributes.
  32   *
  33   * @return string Returns the post content with latest posts added.
  34   */
  35  function render_block_core_latest_posts( $attributes ) {
  36      global $post, $block_core_latest_posts_excerpt_length;
  37  
  38      $args = array(
  39          'posts_per_page'   => $attributes['postsToShow'],
  40          'post_status'      => 'publish',
  41          'order'            => $attributes['order'],
  42          'orderby'          => $attributes['orderBy'],
  43          'suppress_filters' => false,
  44      );
  45  
  46      $block_core_latest_posts_excerpt_length = $attributes['excerptLength'];
  47      add_filter( 'excerpt_length', 'block_core_latest_posts_get_excerpt_length', 20 );
  48  
  49      if ( isset( $attributes['categories'] ) ) {
  50          $args['category__in'] = array_column( $attributes['categories'], 'id' );
  51      }
  52      if ( isset( $attributes['selectedAuthor'] ) ) {
  53          $args['author'] = $attributes['selectedAuthor'];
  54      }
  55  
  56      $recent_posts = get_posts( $args );
  57  
  58      $list_items_markup = '';
  59  
  60      foreach ( $recent_posts as $post ) {
  61  
  62          $list_items_markup .= '<li>';
  63  
  64          if ( $attributes['displayFeaturedImage'] && has_post_thumbnail( $post ) ) {
  65              $image_style = '';
  66              if ( isset( $attributes['featuredImageSizeWidth'] ) ) {
  67                  $image_style .= sprintf( 'max-width:%spx;', $attributes['featuredImageSizeWidth'] );
  68              }
  69              if ( isset( $attributes['featuredImageSizeHeight'] ) ) {
  70                  $image_style .= sprintf( 'max-height:%spx;', $attributes['featuredImageSizeHeight'] );
  71              }
  72  
  73              $image_classes = 'wp-block-latest-posts__featured-image';
  74              if ( isset( $attributes['featuredImageAlign'] ) ) {
  75                  $image_classes .= ' align' . $attributes['featuredImageAlign'];
  76              }
  77  
  78              $list_items_markup .= sprintf(
  79                  '<div class="%1$s">%2$s</div>',
  80                  $image_classes,
  81                  get_the_post_thumbnail(
  82                      $post,
  83                      $attributes['featuredImageSizeSlug'],
  84                      array(
  85                          'style' => $image_style,
  86                      )
  87                  )
  88              );
  89          }
  90  
  91          $title = get_the_title( $post );
  92          if ( ! $title ) {
  93              $title = __( '(no title)' );
  94          }
  95          $list_items_markup .= sprintf(
  96              '<a href="%1$s">%2$s</a>',
  97              esc_url( get_permalink( $post ) ),
  98              $title
  99          );
 100  
 101          if ( isset( $attributes['displayAuthor'] ) && $attributes['displayAuthor'] ) {
 102              $author_display_name = get_the_author_meta( 'display_name', $post->post_author );
 103  
 104              /* translators: byline. %s: current author. */
 105              $byline = sprintf( __( 'by %s' ), $author_display_name );
 106  
 107              if ( ! empty( $author_display_name ) ) {
 108                  $list_items_markup .= sprintf(
 109                      '<div class="wp-block-latest-posts__post-author">%1$s</div>',
 110                      esc_html( $byline )
 111                  );
 112              }
 113          }
 114  
 115          if ( isset( $attributes['displayPostDate'] ) && $attributes['displayPostDate'] ) {
 116              $list_items_markup .= sprintf(
 117                  '<time datetime="%1$s" class="wp-block-latest-posts__post-date">%2$s</time>',
 118                  esc_attr( get_the_date( 'c', $post ) ),
 119                  esc_html( get_the_date( '', $post ) )
 120              );
 121          }
 122  
 123          if ( isset( $attributes['displayPostContent'] ) && $attributes['displayPostContent']
 124              && isset( $attributes['displayPostContentRadio'] ) && 'excerpt' === $attributes['displayPostContentRadio'] ) {
 125  
 126              $trimmed_excerpt = get_the_excerpt( $post );
 127  
 128              $list_items_markup .= sprintf(
 129                  '<div class="wp-block-latest-posts__post-excerpt">%1$s</div>',
 130                  $trimmed_excerpt
 131              );
 132          }
 133  
 134          if ( isset( $attributes['displayPostContent'] ) && $attributes['displayPostContent']
 135              && isset( $attributes['displayPostContentRadio'] ) && 'full_post' === $attributes['displayPostContentRadio'] ) {
 136              $list_items_markup .= sprintf(
 137                  '<div class="wp-block-latest-posts__post-full-content">%1$s</div>',
 138                  wp_kses_post( html_entity_decode( $post->post_content, ENT_QUOTES, get_option( 'blog_charset' ) ) )
 139              );
 140          }
 141  
 142          $list_items_markup .= "</li>\n";
 143      }
 144  
 145      remove_filter( 'excerpt_length', 'block_core_latest_posts_get_excerpt_length', 20 );
 146  
 147      $class = 'wp-block-latest-posts wp-block-latest-posts__list';
 148      if ( isset( $attributes['align'] ) ) {
 149          $class .= ' align' . $attributes['align'];
 150      }
 151  
 152      if ( isset( $attributes['postLayout'] ) && 'grid' === $attributes['postLayout'] ) {
 153          $class .= ' is-grid';
 154      }
 155  
 156      if ( isset( $attributes['columns'] ) && 'grid' === $attributes['postLayout'] ) {
 157          $class .= ' columns-' . $attributes['columns'];
 158      }
 159  
 160      if ( isset( $attributes['displayPostDate'] ) && $attributes['displayPostDate'] ) {
 161          $class .= ' has-dates';
 162      }
 163  
 164      if ( isset( $attributes['displayAuthor'] ) && $attributes['displayAuthor'] ) {
 165          $class .= ' has-author';
 166      }
 167  
 168      if ( isset( $attributes['className'] ) ) {
 169          $class .= ' ' . $attributes['className'];
 170      }
 171  
 172      return sprintf(
 173          '<ul class="%1$s">%2$s</ul>',
 174          esc_attr( $class ),
 175          $list_items_markup
 176      );
 177  }
 178  
 179  /**
 180   * Registers the `core/latest-posts` block on server.
 181   */
 182  function register_block_core_latest_posts() {
 183      register_block_type_from_metadata(
 184          __DIR__ . '/latest-posts',
 185          array(
 186              'render_callback' => 'render_block_core_latest_posts',
 187          )
 188      );
 189  }
 190  add_action( 'init', 'register_block_core_latest_posts' );
 191  
 192  /**
 193   * Handles outdated versions of the `core/latest-posts` block by converting
 194   * attribute `categories` from a numeric string to an array with key `id`.
 195   *
 196   * This is done to accommodate the changes introduced in #20781 that sought to
 197   * add support for multiple categories to the block. However, given that this
 198   * block is dynamic, the usual provisions for block migration are insufficient,
 199   * as they only act when a block is loaded in the editor.
 200   *
 201   * TODO: Remove when and if the bottom client-side deprecation for this block
 202   * is removed.
 203   *
 204   * @param array $block A single parsed block object.
 205   *
 206   * @return array The migrated block object.
 207   */
 208  function block_core_latest_posts_migrate_categories( $block ) {
 209      if (
 210          'core/latest-posts' === $block['blockName'] &&
 211          ! empty( $block['attrs']['categories'] ) &&
 212          is_string( $block['attrs']['categories'] )
 213      ) {
 214          $block['attrs']['categories'] = array(
 215              array( 'id' => absint( $block['attrs']['categories'] ) ),
 216          );
 217      }
 218  
 219      return $block;
 220  }
 221  add_filter( 'render_block_data', 'block_core_latest_posts_migrate_categories' );


Generated: Thu Sep 24 01:02:16 2020 Cross-referenced by PHPXref 0.7.1