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<title>[11598] sites/trunk/api.wordpress.org/public_html/dotorg/trac/oembed/index.php: Trac: oEmbed API: Avoid PHP Warnings from 'unexpected' tags by using internal libxml errors, avoid notices by checking if the definition includes a class.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="http://meta.trac.wordpress.org/changeset/11598">11598</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"http://meta.trac.wordpress.org/changeset/11598","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>dd32</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2022-02-24 05:16:50 +0000 (Thu, 24 Feb 2022)</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'>Trac: oEmbed API: Avoid PHP Warnings from 'unexpected' tags by using internal libxml errors, avoid notices by checking if the definition includes a class.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#sitestrunkapiwordpressorgpublic_htmldotorgtracoembedindexphp">sites/trunk/api.wordpress.org/public_html/dotorg/trac/oembed/index.php</a></li>
</ul>
</div>
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<h3>Diff</h3>
<a id="sitestrunkapiwordpressorgpublic_htmldotorgtracoembedindexphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: sites/trunk/api.wordpress.org/public_html/dotorg/trac/oembed/index.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- sites/trunk/api.wordpress.org/public_html/dotorg/trac/oembed/index.php 2022-02-23 14:28:49 UTC (rev 11597)
+++ sites/trunk/api.wordpress.org/public_html/dotorg/trac/oembed/index.php 2022-02-24 05:16:50 UTC (rev 11598)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -18,6 +18,9 @@
</span><span class="cx" style="display: block; padding: 0 10px"> */
</span><span class="cx" style="display: block; padding: 0 10px"> include dirname( dirname( dirname( __DIR__ ) ) ) . '/wp-init.php';
</span><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+// Avoid warnings from DomDocument.
+libxml_use_internal_errors( true );
+
</ins><span class="cx" style="display: block; padding: 0 10px"> // Mark this as an oEmbed response for caching.
</span><span class="cx" style="display: block; padding: 0 10px"> header( 'X-WP-Embed: true' );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -142,7 +145,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'wporg-global-header-footer-css',
</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">-// Tags, with optional class specification to just strip out.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+// Tags, with optional SINGLE class specification to just strip out.
</ins><span class="cx" style="display: block; padding: 0 10px"> $remove_tags = [
</span><span class="cx" style="display: block; padding: 0 10px"> 'form',
</span><span class="cx" style="display: block; padding: 0 10px"> 'header.global-header',
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -178,7 +181,11 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> // Remove any tags
</span><span class="cx" style="display: block; padding: 0 10px"> foreach ( $remove_tags as $tag ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- list( $tag, $class ) = explode( '.', $tag, 2 );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $class = false;
+ if ( str_contains( $tag, '.' ) ) {
+ list( $tag, $class ) = explode( '.', $tag );
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> foreach ( $doc->getElementsByTagName( $tag ) as $el ) {
</span><span class="cx" style="display: block; padding: 0 10px"> if ( $class && ! str_contains( $el->getAttribute( 'class' ), $class ) ) {
</span><span class="cx" style="display: block; padding: 0 10px"> continue;
</span></span></pre>
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