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<title>[52057] trunk/src/wp-includes/blocks.php: Add: get_query_pagination_arrow function to core.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/52057">52057</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/52057","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>jorgefilipecosta</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2021-11-08 22:30:41 +0000 (Mon, 08 Nov 2021)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>Add: get_query_pagination_arrow function to core.
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.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesblocksphp">trunk/src/wp-includes/blocks.php</a></li>
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<h3>Diff</h3>
<a id="trunksrcwpincludesblocksphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/blocks.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/blocks.php 2021-11-08 21:56:17 UTC (rev 52056)
+++ trunk/src/wp-includes/blocks.php 2021-11-08 22:30:41 UTC (rev 52057)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1146,3 +1146,37 @@
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> return $query;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
+/**
+ * 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;
+}
</ins></span></pre>
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