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Directories:
.. (Back)
archives
audio
avatar
block
button
buttons
calendar
categories
classic
code
column
columns
comment-author-name
comment-content
comment-date
comment-edit-link
comment-reply-link
comment-template
comments
comments-pagination
comments-pagination-next
comments-pagination-numbers
comments-pagination-previous
comments-title
cover
details
embed
file
footnotes
freeform
gallery
group
heading
home-link
html
image
latest-comments
latest-posts
legacy-widget
list
list-item
loginout
media-text
missing
more
navigation
navigation-link
navigation-submenu
nextpage
page-list
page-list-item
paragraph
pattern
post-author
post-author-biography
post-author-name
post-comments-form
post-content
post-date
post-excerpt
post-featured-image
post-navigation-link
post-template
post-terms
post-title
preformatted
pullquote
query
query-no-results
query-pagination
query-pagination-next
query-pagination-numbers
query-pagination-previous
query-title
quote
read-more
rss
search
separator
shortcode
site-logo
site-tagline
site-title
social-link
social-links
spacer
table
tag-cloud
template-part
term-description
text-columns
verse
video
widget-group
Files:
archives.php
avatar.php
block.php
blocks-json.php
calendar.php
categories.php
comment-author-name.php
comment-content.php
comment-date.php
comment-edit-link.php
comment-reply-link.php
comment-template.php
comments-pagination-next.php
comments-pagination-numbers.php
comments-pagination-previous.php
comments-pagination.php
comments-title.php
comments.php
cover.php
file.php
footnotes.php
gallery.php
heading.php
home-link.php
image.php
index.php
latest-comments.php
latest-posts.php
legacy-widget.php
loginout.php
navigation-link.php
navigation-submenu.php
navigation.php
page-list-item.php
page-list.php
pattern.php
post-author-biography.php
post-author-name.php
post-author.php
post-comments-form.php
post-content.php
post-date.php
post-excerpt.php
post-featured-image.php
post-navigation-link.php
post-template.php
post-terms.php
post-title.php
query-no-results.php
query-pagination-next.php
query-pagination-numbers.php
query-pagination-previous.php
query-pagination.php
query-title.php
query.php
read-more.php
require-dynamic-blocks.php
require-static-blocks.php
rss.php
search.php
shortcode.php
site-logo.php
site-tagline.php
site-title.php
social-link.php
tag-cloud.php
template-part.php
term-description.php
widget-group.php
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Edit File: rss.php
<?php /** * Server-side rendering of the `core/rss` block. * * @package WordPress */ /** * Renders the `core/rss` block on server. * * @param array $attributes The block attributes. * * @return string Returns the block content with received rss items. */ function render_block_core_rss( $attributes ) { if ( in_array( untrailingslashit( $attributes['feedURL'] ), array( site_url(), home_url() ), true ) ) { return '<div class="components-placeholder"><div class="notice notice-error">' . __( 'Adding an RSS feed to this site’s homepage is not supported, as it could lead to a loop that slows down your site. Try using another block, like the <strong>Latest Posts</strong> block, to list posts from the site.' ) . '</div></div>'; } $rss = fetch_feed( $attributes['feedURL'] ); if ( is_wp_error( $rss ) ) { return '<div class="components-placeholder"><div class="notice notice-error"><strong>' . __( 'RSS Error:' ) . '</strong> ' . esc_html( $rss->get_error_message() ) . '</div></div>'; } if ( ! $rss->get_item_quantity() ) { return '<div class="components-placeholder"><div class="notice notice-error">' . __( 'An error has occurred, which probably means the feed is down. Try again later.' ) . '</div></div>'; } $rss_items = $rss->get_items( 0, $attributes['itemsToShow'] ); $list_items = ''; foreach ( $rss_items as $item ) { $title = esc_html( trim( strip_tags( $item->get_title() ) ) ); if ( empty( $title ) ) { $title = __( '(no title)' ); } $link = $item->get_link(); $link = esc_url( $link ); if ( $link ) { $title = "<a href='{$link}'>{$title}</a>"; } $title = "<div class='wp-block-rss__item-title'>{$title}</div>"; $date = ''; if ( $attributes['displayDate'] ) { $date = $item->get_date( 'U' ); if ( $date ) { $date = sprintf( '<time datetime="%1$s" class="wp-block-rss__item-publish-date">%2$s</time> ', esc_attr( date_i18n( 'c', $date ) ), esc_attr( date_i18n( get_option( 'date_format' ), $date ) ) ); } } $author = ''; if ( $attributes['displayAuthor'] ) { $author = $item->get_author(); if ( is_object( $author ) ) { $author = $author->get_name(); $author = '<span class="wp-block-rss__item-author">' . sprintf( /* translators: %s: the author. */ __( 'by %s' ), esc_html( strip_tags( $author ) ) ) . '</span>'; } } $excerpt = ''; if ( $attributes['displayExcerpt'] ) { $excerpt = html_entity_decode( $item->get_description(), ENT_QUOTES, get_option( 'blog_charset' ) ); $excerpt = esc_attr( wp_trim_words( $excerpt, $attributes['excerptLength'], ' […]' ) ); // Change existing [...] to […]. if ( '[...]' === substr( $excerpt, -5 ) ) { $excerpt = substr( $excerpt, 0, -5 ) . '[…]'; } $excerpt = '<div class="wp-block-rss__item-excerpt">' . esc_html( $excerpt ) . '</div>'; } $list_items .= "<li class='wp-block-rss__item'>{$title}{$date}{$author}{$excerpt}</li>"; } $classnames = array(); if ( isset( $attributes['blockLayout'] ) && 'grid' === $attributes['blockLayout'] ) { $classnames[] = 'is-grid'; } if ( isset( $attributes['columns'] ) && 'grid' === $attributes['blockLayout'] ) { $classnames[] = 'columns-' . $attributes['columns']; } if ( $attributes['displayDate'] ) { $classnames[] = 'has-dates'; } if ( $attributes['displayAuthor'] ) { $classnames[] = 'has-authors'; } if ( $attributes['displayExcerpt'] ) { $classnames[] = 'has-excerpts'; } $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classnames ) ) ); return sprintf( '<ul %s>%s</ul>', $wrapper_attributes, $list_items ); } /** * Registers the `core/rss` block on server. */ function register_block_core_rss() { register_block_type_from_metadata( __DIR__ . '/rss', array( 'render_callback' => 'render_block_core_rss', ) ); } add_action( 'init', 'register_block_core_rss' );
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