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<title>[BuddyPress][14188] branches/14.0/src/bp-core: Load block styles on demand in classic themes.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="http://buddypress.trac.wordpress.org/changeset/14188">14188</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"http://buddypress.trac.wordpress.org/changeset/14188","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>espellcaste</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2025-12-30 19:24:57 +0000 (Tue, 30 Dec 2025)</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'>Load block styles on demand in classic themes.
WordPress 6.9 introduced the `wp_before_include_template` hook as part of `template-loader.php` template to enable output buffering for block style hoisting.
Since BuddyPress bypasses `template-loader.php` when loading templates, we need to integrate this optimization, by hooking it directly.
Developed in https://github.com/buddypress/buddypress/pull/430
Props vapvarun.
See <a href="http://buddypress.trac.wordpress.org/ticket/9309">#9309</a> (14.0)</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branches140srcbpcorebpcorecatchuriphp">branches/14.0/src/bp-core/bp-core-catchuri.php</a></li>
<li><a href="#branches140srcbpcorebpcorefiltersphp">branches/14.0/src/bp-core/bp-core-filters.php</a></li>
</ul>
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<h3>Diff</h3>
<a id="branches140srcbpcorebpcorecatchuriphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/14.0/src/bp-core/bp-core-catchuri.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/14.0/src/bp-core/bp-core-catchuri.php 2025-12-30 17:01:23 UTC (rev 14187)
+++ branches/14.0/src/bp-core/bp-core-catchuri.php 2025-12-30 19:24:57 UTC (rev 14188)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -48,7 +48,6 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @return bool
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> function bp_core_enable_root_profiles() {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-
</del><span class="cx" style="display: block; padding: 0 10px"> $retval = false;
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( defined( 'BP_ENABLE_ROOT_PROFILES' ) && ( true === BP_ENABLE_ROOT_PROFILES ) ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -154,7 +153,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $wp_query->is_singular = true;
</span><span class="cx" style="display: block; padding: 0 10px"> $wp_query->is_404 = false;
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- // Check if a BuddyPress component's direcory is set as homepage.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Check if a BuddyPress component's directory is set as homepage.
</ins><span class="cx" style="display: block; padding: 0 10px"> $wp_query->is_home = bp_is_directory_homepage( bp_current_component() );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -173,8 +172,10 @@
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @param string $located_template Template found to be loaded.
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- load_template( apply_filters( 'bp_load_template', $located_template ) );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $bp_load_template = apply_filters( 'bp_load_template', $located_template );
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ load_template( $bp_load_template );
+
</ins><span class="cx" style="display: block; padding: 0 10px"> /**
</span><span class="cx" style="display: block; padding: 0 10px"> * Fires after the loading of a located template file.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span></span></pre></div>
<a id="branches140srcbpcorebpcorefiltersphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/14.0/src/bp-core/bp-core-filters.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/14.0/src/bp-core/bp-core-filters.php 2025-12-30 17:01:23 UTC (rev 14187)
+++ branches/14.0/src/bp-core/bp-core-filters.php 2025-12-30 19:24:57 UTC (rev 14188)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -72,6 +72,24 @@
</span><span class="cx" style="display: block; padding: 0 10px"> add_filter( 'bp_template_include', 'bp_template_include_theme_supports', 2, 1 );
</span><span class="cx" style="display: block; padding: 0 10px"> add_filter( 'bp_template_include', 'bp_template_include_theme_compat', 4, 2 );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/**
+ * Load block styles on demand in classic themes.
+ *
+ * WordPress 6.9 introduced the `wp_before_include_template` hook as part of `template-loader.php` template
+ * to enable output buffering for block style hoisting.
+ *
+ * Since BuddyPress bypasses `template-loader.php` when loading templates, we need to
+ * integrate this optimization, by hooking it directly.
+ *
+ * @todo Remove this once we support templates using the template-loader.php.
+ *
+ * @since 14.5.0
+ *
+ * @link https://buddypress.trac.wordpress.org/ticket/9309
+ * @link https://core.trac.wordpress.org/ticket/64099
+ */
+add_action( 'bp_core_pre_load_template', 'wp_start_template_enhancement_output_buffer', 1000 ); // Late priority to let `wp_template_enhancement_output_buffer` filters and `wp_finalized_template_enhancement_output_buffer` actions be registered.
+
</ins><span class="cx" style="display: block; padding: 0 10px"> // Filter BuddyPress template locations.
</span><span class="cx" style="display: block; padding: 0 10px"> add_filter( 'bp_get_template_stack', 'bp_add_template_stack_locations' );
</span><span class="cx" style="display: block; padding: 0 10px">
</span></span></pre>
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