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<title>[58423] trunk/src/wp-includes/block-supports/block-style-variations.php: Global Styles: Avoid unnecessary processing of theme.json variation partials.</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/58423">58423</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/58423","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>oandregal</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2024-06-17 10:06:38 +0000 (Mon, 17 Jun 2024)</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'>Global Styles: Avoid unnecessary processing of theme.json variation partials.
Props aaronrobertshaw, oandregal, mukesh27.
See <a href="https://core.trac.wordpress.org/ticket/61451">#61451</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesblocksupportsblockstylevariationsphp">trunk/src/wp-includes/block-supports/block-style-variations.php</a></li>
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<h3>Diff</h3>
<a id="trunksrcwpincludesblocksupportsblockstylevariationsphp"></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/block-supports/block-style-variations.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/block-supports/block-style-variations.php 2024-06-17 09:42:57 UTC (rev 58422)
+++ trunk/src/wp-includes/block-supports/block-style-variations.php 2024-06-17 10:06:38 UTC (rev 58423)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -474,6 +474,23 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @access private
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function wp_register_block_style_variations_from_theme() {
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ /*
+ * Skip any registration of styles if no theme.json or variation partials are present.
+ *
+ * Given the possibility of hybrid themes, this check can't rely on if the theme
+ * is a block theme or not. Instead:
+ * - If there is a primary theme.json, continue.
+ * - If there is a partials directory, continue.
+ * - The only variations to be registered from the global styles user origin,
+ * are those that have been copied in from the selected theme style variation.
+ * For a theme style variation to be selected it would have to have a partial
+ * theme.json file covered by the previous check.
+ */
+ $has_partials_directory = is_dir( get_stylesheet_directory() . '/styles' ) || is_dir( get_template_directory() . '/styles' );
+ if ( ! wp_theme_has_theme_json() && ! $has_partials_directory ) {
+ return;
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> // Partials from `/styles`.
</span><span class="cx" style="display: block; padding: 0 10px"> $variations_partials = WP_Theme_JSON_Resolver::get_style_variations( 'block' );
</span><span class="cx" style="display: block; padding: 0 10px"> wp_register_block_style_variations_from_theme_json_data( $variations_partials );
</span></span></pre>
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