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1 <?php |
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2 /** |
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3 * Server-side rendering of the `core/post-terms` 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-terms` 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 terms for the current post wrapped inside "a" tags. |
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15 */ |
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16 function render_block_core_post_terms( $attributes, $content, $block ) { |
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17 if ( ! isset( $block->context['postId'] ) || ! isset( $attributes['term'] ) ) { |
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18 return ''; |
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19 } |
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20 |
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21 if ( ! is_taxonomy_viewable( $attributes['term'] ) ) { |
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22 return ''; |
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23 } |
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24 |
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25 $post_terms = get_the_terms( $block->context['postId'], $attributes['term'] ); |
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26 if ( is_wp_error( $post_terms ) ) { |
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27 return ''; |
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28 } |
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29 if ( empty( $post_terms ) ) { |
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30 return ''; |
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31 } |
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32 |
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33 $align_class_name = empty( $attributes['textAlign'] ) ? '' : ' ' . "has-text-align-{$attributes['textAlign']}"; |
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34 |
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35 $terms_links = ''; |
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36 foreach ( $post_terms as $term ) { |
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37 $terms_links .= sprintf( |
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38 '<a href="%1$s">%2$s</a> | ', |
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39 get_term_link( $term->term_id ), |
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40 esc_html( $term->name ) |
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41 ); |
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42 } |
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43 $terms_links = trim( $terms_links, ' | ' ); |
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44 $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) ); |
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45 |
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46 return sprintf( |
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47 '<div %1$s>%2$s</div>', |
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48 $wrapper_attributes, |
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49 $terms_links |
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50 ); |
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51 } |
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52 |
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53 /** |
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54 * Registers the `core/post-terms` block on the server. |
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55 */ |
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56 function register_block_core_post_terms() { |
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57 register_block_type_from_metadata( |
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58 __DIR__ . '/post-terms', |
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59 array( |
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60 'render_callback' => 'render_block_core_post_terms', |
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61 ) |
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62 ); |
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63 } |
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64 add_action( 'init', 'register_block_core_post_terms' ); |