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1 <?php |
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2 /** |
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3 * Server-side rendering of the `core/post-comments` 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/post-comments` 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 * @return string Returns the filtered post comments for the current post wrapped inside "p" tags. |
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15 */ |
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16 function render_block_core_post_comments( $attributes, $content, $block ) { |
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17 global $post; |
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18 |
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19 $post_id = $block->context['postId']; |
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20 if ( ! isset( $post_id ) ) { |
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21 return ''; |
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22 } |
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23 |
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24 $comment_args = array( |
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25 'post_id' => $post_id, |
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26 'count' => true, |
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27 ); |
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28 // Return early if there are no comments and comments are closed. |
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29 if ( ! comments_open( $post_id ) && get_comments( $comment_args ) === 0 ) { |
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30 return ''; |
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31 } |
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32 |
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33 $post_before = $post; |
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34 $post = get_post( $post_id ); |
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35 setup_postdata( $post ); |
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36 |
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37 ob_start(); |
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38 // There's a deprecation warning generated by WP Core. |
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39 // Ideally this deprecation is removed from Core. |
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40 // In the meantime, this removes it from the output. |
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41 add_filter( 'deprecated_file_trigger_error', '__return_false' ); |
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42 comments_template(); |
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43 remove_filter( 'deprecated_file_trigger_error', '__return_false' ); |
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44 $post = $post_before; |
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45 |
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46 $classes = ''; |
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47 if ( isset( $attributes['textAlign'] ) ) { |
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48 $classes .= 'has-text-align-' . $attributes['textAlign']; |
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49 } |
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50 |
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51 $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classes ) ); |
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52 $output = ob_get_clean(); |
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53 |
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54 return sprintf( '<div %1$s>%2$s</div>', $wrapper_attributes, $output ); |
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55 } |
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56 |
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57 /** |
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58 * Registers the `core/post-comments` block on the server. |
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59 */ |
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60 function register_block_core_post_comments() { |
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61 register_block_type_from_metadata( |
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62 __DIR__ . '/post-comments', |
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63 array( |
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64 'render_callback' => 'render_block_core_post_comments', |
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65 ) |
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66 ); |
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67 } |
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68 add_action( 'init', 'register_block_core_post_comments' ); |
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69 |
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70 /** |
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71 * Use the button block classes for the form-submit button. |
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72 * |
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73 * @param array $fields The default comment form arguments. |
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74 * |
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75 * @return array Returns the modified fields. |
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76 */ |
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77 function post_comments_block_form_defaults( $fields ) { |
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78 if ( wp_is_block_theme() ) { |
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79 $fields['submit_button'] = '<input name="%1$s" type="submit" id="%2$s" class="%3$s wp-block-button__link" value="%4$s" />'; |
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80 $fields['submit_field'] = '<p class="form-submit wp-block-button">%1$s %2$s</p>'; |
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81 } |
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82 |
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83 return $fields; |
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84 } |
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85 add_filter( 'comment_form_defaults', 'post_comments_block_form_defaults' ); |