WordPress Version: 6.5
/**
* Server-side rendering of the `core/query-pagination-next` block.
*
* @package WordPress
*/
/**
* Renders the `core/query-pagination-next` block on the server.
*
* @param array $attributes Block attributes.
* @param string $content Block default content.
* @param WP_Block $block Block instance.
*
* @return string Returns the next posts link for the query pagination.
*/
function render_block_core_query_pagination_next($attributes, $content, $block)
{
$page_key = isset($block->context['queryId']) ? 'query-' . $block->context['queryId'] . '-page' : 'query-page';
$enhanced_pagination = isset($block->context['enhancedPagination']) && $block->context['enhancedPagination'];
$page = empty($_GET[$page_key]) ? 1 : (int) $_GET[$page_key];
$max_page = isset($block->context['query']['pages']) ? (int) $block->context['query']['pages'] : 0;
$wrapper_attributes = get_block_wrapper_attributes();
$show_label = isset($block->context['showLabel']) ? (bool) $block->context['showLabel'] : true;
$default_label = __('Next Page');
$label_text = (isset($attributes['label']) && !empty($attributes['label'])) ? esc_html($attributes['label']) : $default_label;
$label = $show_label ? $label_text : '';
$pagination_arrow = get_query_pagination_arrow($block, true);
if (!$label) {
$wrapper_attributes .= ' aria-label="' . $label_text . '"';
}
if ($pagination_arrow) {
$label .= $pagination_arrow;
}
$content = '';
// Check if the pagination is for Query that inherits the global context.
if (isset($block->context['query']['inherit']) && $block->context['query']['inherit']) {
$filter_link_attributes = static function () use ($wrapper_attributes) {
return $wrapper_attributes;
};
add_filter('next_posts_link_attributes', $filter_link_attributes);
// Take into account if we have set a bigger `max page`
// than what the query has.
global $wp_query;
if ($max_page > $wp_query->max_num_pages) {
$max_page = $wp_query->max_num_pages;
}
$content = get_next_posts_link($label, $max_page);
remove_filter('next_posts_link_attributes', $filter_link_attributes);
} elseif (!$max_page || $max_page > $page) {
$custom_query = new WP_Query(build_query_vars_from_query_block($block, $page));
$custom_query_max_pages = (int) $custom_query->max_num_pages;
if ($custom_query_max_pages && $custom_query_max_pages !== $page) {
$content = sprintf('<a href="%1$s" %2$s>%3$s</a>', esc_url(add_query_arg($page_key, $page + 1)), $wrapper_attributes, $label);
}
wp_reset_postdata();
// Restore original Post Data.
}
if ($enhanced_pagination && isset($content)) {
$p = new WP_HTML_Tag_Processor($content);
if ($p->next_tag(array('tag_name' => 'a', 'class_name' => 'wp-block-query-pagination-next'))) {
$p->set_attribute('data-wp-key', 'query-pagination-next');
$p->set_attribute('data-wp-on--click', 'core/query::actions.navigate');
$p->set_attribute('data-wp-on--mouseenter', 'core/query::actions.prefetch');
$p->set_attribute('data-wp-watch', 'core/query::callbacks.prefetch');
$content = $p->get_updated_html();
}
}
return $content;
}