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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 07:56:49 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 07:56:49 +0000
commita415c29efee45520ae252d2aa28f1083a521cd7b (patch)
treef4ade4b6668ecc0765de7e1424f7c1427ad433ff /wp-includes/blocks/post-excerpt.php
parentInitial commit. (diff)
downloadwordpress-a415c29efee45520ae252d2aa28f1083a521cd7b.tar.xz
wordpress-a415c29efee45520ae252d2aa28f1083a521cd7b.zip
Adding upstream version 6.4.3+dfsg1.upstream/6.4.3+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'wp-includes/blocks/post-excerpt.php')
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diff --git a/wp-includes/blocks/post-excerpt.php b/wp-includes/blocks/post-excerpt.php
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+<?php
+/**
+ * Server-side rendering of the `core/post-excerpt` block.
+ *
+ * @package WordPress
+ */
+
+/**
+ * Renders the `core/post-excerpt` block on the server.
+ *
+ * @param array $attributes Block attributes.
+ * @param string $content Block default content.
+ * @param WP_Block $block Block instance.
+ * @return string Returns the filtered post excerpt for the current post wrapped inside "p" tags.
+ */
+function render_block_core_post_excerpt( $attributes, $content, $block ) {
+ if ( ! isset( $block->context['postId'] ) ) {
+ return '';
+ }
+
+ /*
+ * The purpose of the excerpt length setting is to limit the length of both
+ * automatically generated and user-created excerpts.
+ * Because the excerpt_length filter only applies to auto generated excerpts,
+ * wp_trim_words is used instead.
+ */
+ $excerpt_length = $attributes['excerptLength'];
+ $excerpt = get_the_excerpt( $block->context['postId'] );
+ if ( isset( $excerpt_length ) ) {
+ $excerpt = wp_trim_words( $excerpt, $excerpt_length );
+ }
+
+ $more_text = ! empty( $attributes['moreText'] ) ? '<a class="wp-block-post-excerpt__more-link" href="' . esc_url( get_the_permalink( $block->context['postId'] ) ) . '">' . wp_kses_post( $attributes['moreText'] ) . '</a>' : '';
+ $filter_excerpt_more = static function ( $more ) use ( $more_text ) {
+ return empty( $more_text ) ? $more : '';
+ };
+ /**
+ * Some themes might use `excerpt_more` filter to handle the
+ * `more` link displayed after a trimmed excerpt. Since the
+ * block has a `more text` attribute we have to check and
+ * override if needed the return value from this filter.
+ * So if the block's attribute is not empty override the
+ * `excerpt_more` filter and return nothing. This will
+ * result in showing only one `read more` link at a time.
+ */
+ add_filter( 'excerpt_more', $filter_excerpt_more );
+ $classes = array();
+ if ( isset( $attributes['textAlign'] ) ) {
+ $classes[] = 'has-text-align-' . $attributes['textAlign'];
+ }
+ if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
+ $classes[] = 'has-link-color';
+ }
+ $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
+
+ $content = '<p class="wp-block-post-excerpt__excerpt">' . $excerpt;
+ $show_more_on_new_line = ! isset( $attributes['showMoreOnNewLine'] ) || $attributes['showMoreOnNewLine'];
+ if ( $show_more_on_new_line && ! empty( $more_text ) ) {
+ $content .= '</p><p class="wp-block-post-excerpt__more-text">' . $more_text . '</p>';
+ } else {
+ $content .= " $more_text</p>";
+ }
+ remove_filter( 'excerpt_more', $filter_excerpt_more );
+ return sprintf( '<div %1$s>%2$s</div>', $wrapper_attributes, $content );
+}
+
+/**
+ * Registers the `core/post-excerpt` block on the server.
+ */
+function register_block_core_post_excerpt() {
+ register_block_type_from_metadata(
+ __DIR__ . '/post-excerpt',
+ array(
+ 'render_callback' => 'render_block_core_post_excerpt',
+ )
+ );
+}
+add_action( 'init', 'register_block_core_post_excerpt' );
+
+/**
+ * If themes or plugins filter the excerpt_length, we need to
+ * override the filter in the editor, otherwise
+ * the excerpt length block setting has no effect.
+ * Returns 100 because 100 is the max length in the setting.
+ */
+if ( is_admin() ||
+ defined( 'REST_REQUEST' ) && REST_REQUEST ) {
+ add_filter(
+ 'excerpt_length',
+ static function () {
+ return 100;
+ },
+ PHP_INT_MAX
+ );
+}