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1 <?php |
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2 /** |
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3 * Server-side rendering of the `core/comments-pagination-next` block. |
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4 * |
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5 * @package WordPress |
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6 */ |
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7 |
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8 /** |
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9 * Renders the `core/comments-pagination-next` block on the server. |
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10 * |
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11 * @param array $attributes Block attributes. |
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12 * @param string $content Block default content. |
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13 * @param WP_Block $block Block instance. |
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14 * |
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15 * @return string Returns the next comments link for the query pagination. |
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16 */ |
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17 function render_block_core_comments_pagination_next( $attributes, $content, $block ) { |
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18 // Bail out early if the post ID is not set for some reason. |
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19 if ( empty( $block->context['postId'] ) ) { |
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20 return ''; |
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21 } |
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22 |
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23 $comment_vars = build_comment_query_vars_from_block( $block ); |
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24 $max_page = ( new WP_Comment_Query( $comment_vars ) )->max_num_pages; |
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25 $default_label = __( 'Newer Comments' ); |
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26 $label = isset( $attributes['label'] ) && ! empty( $attributes['label'] ) ? $attributes['label'] : $default_label; |
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27 $pagination_arrow = get_comments_pagination_arrow( $block, 'next' ); |
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28 |
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29 $filter_link_attributes = function() { |
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30 return get_block_wrapper_attributes(); |
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31 }; |
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32 add_filter( 'next_comments_link_attributes', $filter_link_attributes ); |
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33 |
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34 if ( $pagination_arrow ) { |
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35 $label .= $pagination_arrow; |
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36 } |
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37 |
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38 $next_comments_link = get_next_comments_link( $label, $max_page ); |
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39 |
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40 remove_filter( 'next_posts_link_attributes', $filter_link_attributes ); |
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41 |
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42 if ( ! isset( $next_comments_link ) ) { |
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43 return ''; |
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44 } |
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45 return $next_comments_link; |
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46 } |
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47 |
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48 |
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49 /** |
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50 * Registers the `core/comments-pagination-next` block on the server. |
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51 */ |
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52 function register_block_core_comments_pagination_next() { |
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53 register_block_type_from_metadata( |
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54 __DIR__ . '/comments-pagination-next', |
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55 array( |
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56 'render_callback' => 'render_block_core_comments_pagination_next', |
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57 ) |
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58 ); |
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59 } |
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60 add_action( 'init', 'register_block_core_comments_pagination_next' ); |