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Add: get_query_pagination_arrow function to core.

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Fixes a crash that is happening when using an FSE theme because a function required is missing. Ports the function from the Gutenberg plugin.

Props oandregal, youknowriad.

git-svn-id: https://develop.svn.wordpress.org/trunk@52057 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Jorge Costa 2021-11-08 22:30:41 +00:00
parent 3c482788b9
commit 0f0735a888
1 changed files with 34 additions and 0 deletions
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34
src/wp-includes/blocks.php
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@ -1146,3 +1146,37 @@ function build_query_vars_from_query_block( $block, $page ) {
}
return $query;
}
/**
* Helper function that returns the proper pagination arrow html for
* `QueryPaginationNext` and `QueryPaginationPrevious` blocks based
* on the provided `paginationArrow` from `QueryPagination` context.
*
* It's used in QueryPaginationNext and QueryPaginationPrevious blocks.
*
* @param WP_Block $block Block instance.
* @param boolean $is_next Flag for hanlding `next/previous` blocks.
*
* @return string|null Returns the constructed WP_Query arguments.
*/
function get_query_pagination_arrow( $block, $is_next ) {
$arrow_map = array(
'none' => '',
'arrow' => array(
'next' => '→',
'previous' => '←',
),
'chevron' => array(
'next' => '»',
'previous' => '«',
),
);
if ( ! empty( $block->context['paginationArrow'] ) && array_key_exists( $block->context['paginationArrow'], $arrow_map ) && ! empty( $arrow_map[ $block->context['paginationArrow'] ] ) ) {
$pagination_type = $is_next ? 'next' : 'previous';
$arrow_attribute = $block->context['paginationArrow'];
$arrow = $arrow_map[ $block->context['paginationArrow'] ][ $pagination_type ];
$arrow_classes = "wp-block-query-pagination-$pagination_type-arrow is-arrow-$arrow_attribute";
return "<span class='$arrow_classes'>$arrow</span>";
}
return null;
}