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index.php
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index.php
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<?php
/**
* Server-side rendering of the `core/latest-posts` block.
*
* @package WordPress
*/
/**
* Renders the `core/latest-posts` block on server.
*
* @param array $attributes The block attributes.
*
* @return string Returns the post content with latest posts added.
*/
function render_block_core_latest_posts( $attributes ) {
$args = array(
'posts_per_page' => $attributes['postsToShow'],
'post_status' => 'publish',
'order' => $attributes['order'],
'orderby' => $attributes['orderBy'],
'suppress_filters' => false,
);
if ( isset( $attributes['categories'] ) ) {
$args['category'] = $attributes['categories'];
}
$recent_posts = get_posts( $args );
$list_items_markup = '';
$excerpt_length = $attributes['excerptLength'];
foreach ( $recent_posts as $post ) {
$title = get_the_title( $post );
if ( ! $title ) {
$title = __( '(Untitled)' );
}
$list_items_markup .= sprintf(
'<li><a href="%1$s">%2$s</a>',
esc_url( get_permalink( $post ) ),
$title
);
if ( isset( $attributes['displayPostDate'] ) && $attributes['displayPostDate'] ) {
$list_items_markup .= sprintf(
'<time datetime="%1$s" class="wp-block-latest-posts__post-date">%2$s</time>',
esc_attr( get_the_date( 'c', $post ) ),
esc_html( get_the_date( '', $post ) )
);
}
if ( isset( $attributes['displayPostContent'] ) && $attributes['displayPostContent']
&& isset( $attributes['displayPostContentRadio'] ) && 'excerpt' == $attributes['displayPostContentRadio'] ) {
$post_excerpt = $post->post_excerpt;
if ( ! ( $post_excerpt ) ) {
$post_excerpt = $post->post_content;
}
$trimmed_excerpt = esc_html( wp_trim_words( $post_excerpt, $excerpt_length, ' … ' ) );
$list_items_markup .= sprintf(
'<div class="wp-block-latest-posts____post-excerpt">%1$s',
$trimmed_excerpt
);
if ( strpos( $trimmed_excerpt, ' … ' ) !== false ) {
$list_items_markup .= sprintf(
'<a href="%1$s">%2$s</a></div>',
esc_url( get_permalink( $post ) ),
__( 'Read More' )
);
} else {
$list_items_markup .= sprintf(
'</div>'
);
}
}
if ( isset( $attributes['displayPostContent'] ) && $attributes['displayPostContent']
&& isset( $attributes['displayPostContentRadio'] ) && 'full_post' == $attributes['displayPostContentRadio'] ) {
$list_items_markup .= sprintf(
'<div class="wp-block-latest-posts__post-full-content">%1$s</div>',
wp_kses_post( html_entity_decode( $post->post_content, ENT_QUOTES, get_option( 'blog_charset' ) ) )
);
}
$list_items_markup .= "</li>\n";
}
$class = 'wp-block-latest-posts wp-block-latest-posts__list';
if ( isset( $attributes['align'] ) ) {
$class .= ' align' . $attributes['align'];
}
if ( isset( $attributes['postLayout'] ) && 'grid' === $attributes['postLayout'] ) {
$class .= ' is-grid';
}
if ( isset( $attributes['columns'] ) && 'grid' === $attributes['postLayout'] ) {
$class .= ' columns-' . $attributes['columns'];
}
if ( isset( $attributes['displayPostDate'] ) && $attributes['displayPostDate'] ) {
$class .= ' has-dates';
}
if ( isset( $attributes['className'] ) ) {
$class .= ' ' . $attributes['className'];
}
$block_content = sprintf(
'<ul class="%1$s">%2$s</ul>',
esc_attr( $class ),
$list_items_markup
);
return $block_content;
}
/**
* Registers the `core/latest-posts` block on server.
*/
function register_block_core_latest_posts() {
register_block_type(
'core/latest-posts',
array(
'attributes' => array(
'align' => array(
'type' => 'string',
'enum' => array( 'left', 'center', 'right', 'wide', 'full' ),
),
'className' => array(
'type' => 'string',
),
'categories' => array(
'type' => 'string',
),
'postsToShow' => array(
'type' => 'number',
'default' => 5,
),
'displayPostContent' => array(
'type' => 'boolean',
'default' => false,
),
'displayPostContentRadio' => array(
'type' => 'string',
'default' => 'excerpt',
),
'excerptLength' => array(
'type' => 'number',
'default' => 55,
),
'displayPostDate' => array(
'type' => 'boolean',
'default' => false,
),
'postLayout' => array(
'type' => 'string',
'default' => 'list',
),
'columns' => array(
'type' => 'number',
'default' => 3,
),
'order' => array(
'type' => 'string',
'default' => 'desc',
),
'orderBy' => array(
'type' => 'string',
'default' => 'date',
),
),
'render_callback' => 'render_block_core_latest_posts',
)
);
}
add_action( 'init', 'register_block_core_latest_posts' );