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<title>[48044] trunk: Networks and Sites: Don't unnecessarily switch to the current blog in `get_blog_details()`.</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/48044">48044</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/48044","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>SergeyBiryukov</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2020-06-15 12:29:13 +0000 (Mon, 15 Jun 2020)</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'>Networks and Sites: Don't unnecessarily switch to the current blog in `get_blog_details()`.
Props arpitgshah, djennez, acsnaterse, joostdevalk, SergeyBiryukov.
Fixes <a href="https://core.trac.wordpress.org/ticket/50391">#50391</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesmsblogsphp">trunk/src/wp-includes/ms-blogs.php</a></li>
<li><a href="#trunktestsphpunittestsmultisitegetBlogDetailsphp">trunk/tests/phpunit/tests/multisite/getBlogDetails.php</a></li>
</ul>
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<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpincludesmsblogsphp"></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/ms-blogs.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/ms-blogs.php 2020-06-14 21:40:10 UTC (rev 48043)
+++ trunk/src/wp-includes/ms-blogs.php 2020-06-15 12:29:13 UTC (rev 48044)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -238,13 +238,22 @@
</span><span class="cx" style="display: block; padding: 0 10px"> return $details;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- switch_to_blog( $blog_id );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $switched_blog = false;
+
+ if ( get_current_blog_id() !== $blog_id ) {
+ switch_to_blog( $blog_id );
+ $switched_blog = true;
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> $details->blogname = get_option( 'blogname' );
</span><span class="cx" style="display: block; padding: 0 10px"> $details->siteurl = get_option( 'siteurl' );
</span><span class="cx" style="display: block; padding: 0 10px"> $details->post_count = get_option( 'post_count' );
</span><span class="cx" style="display: block; padding: 0 10px"> $details->home = get_option( 'home' );
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- restore_current_blog();
</del><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ if ( $switched_blog ) {
+ restore_current_blog();
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> /**
</span><span class="cx" style="display: block; padding: 0 10px"> * Filters a blog's details.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -516,7 +525,9 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * or 'restore' when called from restore_current_blog().
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'switch' );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px"> $GLOBALS['switched'] = true;
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px"> return true;
</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">@@ -534,6 +545,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> } else {
</span><span class="cx" style="display: block; padding: 0 10px"> $global_groups = false;
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px"> wp_cache_init();
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( function_exists( 'wp_cache_add_global_groups' ) ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -542,6 +554,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> } else {
</span><span class="cx" style="display: block; padding: 0 10px"> wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'useremail', 'userslugs', 'site-transient', 'site-options', 'blog-lookup', 'blog-details', 'rss', 'global-posts', 'blog-id-cache', 'networks', 'sites', 'site-details', 'blog_meta' ) );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px"> wp_cache_add_non_persistent_groups( array( 'counts', 'plugins' ) );
</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">@@ -548,6 +561,7 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> /** This filter is documented in wp-includes/ms-blogs.php */
</span><span class="cx" style="display: block; padding: 0 10px"> do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'switch' );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px"> $GLOBALS['switched'] = true;
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> return true;
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -581,8 +595,10 @@
</span><span class="cx" style="display: block; padding: 0 10px"> if ( $new_blog_id == $prev_blog_id ) {
</span><span class="cx" style="display: block; padding: 0 10px"> /** This filter is documented in wp-includes/ms-blogs.php */
</span><span class="cx" style="display: block; padding: 0 10px"> do_action( 'switch_blog', $new_blog_id, $prev_blog_id, 'restore' );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px"> // If we still have items in the switched stack, consider ourselves still 'switched'.
</span><span class="cx" style="display: block; padding: 0 10px"> $GLOBALS['switched'] = ! empty( $GLOBALS['_wp_switched_stack'] );
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px"> return true;
</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">@@ -609,6 +625,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> } else {
</span><span class="cx" style="display: block; padding: 0 10px"> wp_cache_add_global_groups( array( 'users', 'userlogins', 'usermeta', 'user_meta', 'useremail', 'userslugs', 'site-transient', 'site-options', 'blog-lookup', 'blog-details', 'rss', 'global-posts', 'blog-id-cache', 'networks', 'sites', 'site-details', 'blog_meta' ) );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+
</ins><span class="cx" style="display: block; padding: 0 10px"> wp_cache_add_non_persistent_groups( array( 'counts', 'plugins' ) );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span></span></pre></div>
<a id="trunktestsphpunittestsmultisitegetBlogDetailsphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/tests/phpunit/tests/multisite/getBlogDetails.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/tests/phpunit/tests/multisite/getBlogDetails.php 2020-06-14 21:40:10 UTC (rev 48043)
+++ trunk/tests/phpunit/tests/multisite/getBlogDetails.php 2020-06-15 12:29:13 UTC (rev 48044)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -143,6 +143,16 @@
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @ticket 50391
+ */
+ public function test_get_blog_details_does_not_switch_to_current_blog() {
+ $count = did_action( 'switch_blog' );
+
+ get_blog_details();
+ $this->assertSame( $count, did_action( 'switch_blog' ) );
+ }
+
+ /**
</ins><span class="cx" style="display: block; padding: 0 10px"> * @dataProvider data_get_all
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * @ticket 40228
</span></span></pre>
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