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<title>[44837] Formatting: Improve `rel="nofollow"` handling in comments.</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/44837">44837</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/44837","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>2019-03-12 22:20:10 +0000 (Tue, 12 Mar 2019)</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'>Formatting: Improve `rel="nofollow"` handling in comments.
Merges <a href="https://core.trac.wordpress.org/changeset/44833">[44833]</a> to the 4.8 branch.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#branches48srcwpincludesformattingphp">branches/4.8/src/wp-includes/formatting.php</a></li>
</ul>
<h3>Property Changed</h3>
<ul>
<li><a href="#branches48">branches/4.8/</a></li>
</ul>
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<div id="patch">
<h3>Diff</h3>
<span class="cx" style="display: block; padding: 0 10px">Index: branches/4.8
</span><span class="cx" style="display: block; padding: 0 10px">===================================================================
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">--- branches/4.8 2019-03-12 22:18:57 UTC (rev 44836)
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+++ branches/4.8 2019-03-12 22:20:10 UTC (rev 44837)
</ins><a id="branches48"></a>
<div class="propset"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Property changes: branches/4.8</h4>
<pre class="diff"><span>
</span></pre></div>
<a id="svnmergeinfo"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: svn:mergeinfo</h4></div>
<span class="cx" style="display: block; padding: 0 10px"> /branches/3.4:21757
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/4.9:42434
</span><span class="cx" style="display: block; padding: 0 10px"> /branches/5.0:43988,43994,44014,44017,44047
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-/trunk:40872-40873,40879,40881,40883,40885,40892-40893,40896-40897,40901,40926-40927,40939,40941,40961,40990-40991,40995,41000,41009,41020,41022,41028,41035,41037,41047,41050,41070,41072,41086,41088,41094,41112,41115-41116,41132,41134,41136,41139,41141,41250-41251,41260,41294,41335,41386,41393,41395,41397-41398,41448,41457,41470,41483,41496,41636,41662,41870,42056,42119-42120,42220,42258-42261,42424,42433,42892-42894,44021,44048
</del><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/trunk:40872-40873,40879,40881,40883,40885,40892-40893,40896-40897,40901,40926-40927,40939,40941,40961,40990-40991,40995,41000,41009,41020,41022,41028,41035,41037,41047,41050,41070,41072,41086,41088,41094,41112,41115-41116,41132,41134,41136,41139,41141,41250-41251,41260,41294,41335,41386,41393,41395,41397-41398,41448,41457,41470,41483,41496,41636,41662,41870,42056,42119-42120,42220,42258-42261,42424,42433,42892-42894,44021,44048,44833
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of property
</span><a id="branches48srcwpincludesformattingphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: branches/4.8/src/wp-includes/formatting.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- branches/4.8/src/wp-includes/formatting.php 2019-03-12 22:18:57 UTC (rev 44836)
+++ branches/4.8/src/wp-includes/formatting.php 2019-03-12 22:20:10 UTC (rev 44837)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2734,10 +2734,12 @@
</span><span class="cx" style="display: block; padding: 0 10px"> $atts = shortcode_parse_atts( $matches[1] );
</span><span class="cx" style="display: block; padding: 0 10px"> $rel = 'nofollow';
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- if ( preg_match( '%href=["\'](' . preg_quote( set_url_scheme( home_url(), 'http' ) ) . ')%i', $text ) ||
- preg_match( '%href=["\'](' . preg_quote( set_url_scheme( home_url(), 'https' ) ) . ')%i', $text )
- ) {
- return "<a $text>";
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ if ( ! empty( $atts['href'] ) ) {
+ if ( in_array( strtolower( wp_parse_url( $atts['href'], PHP_URL_SCHEME ) ), array( 'http', 'https' ), true ) ) {
+ if ( strtolower( wp_parse_url( $atts['href'], PHP_URL_HOST ) ) === strtolower( wp_parse_url( home_url(), PHP_URL_HOST ) ) ) {
+ return "<a $text>";
+ }
+ }
</ins><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"> if ( ! empty( $atts['rel'] ) ) {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -2750,11 +2752,11 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $html = '';
</span><span class="cx" style="display: block; padding: 0 10px"> foreach ( $atts as $name => $value ) {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $html .= "{$name}=\"$value\" ";
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $html .= "{$name}=\"" . esc_attr( $value ) . "\" ";
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px"> $text = trim( $html );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- return "<a $text rel=\"$rel\">";
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ return "<a $text rel=\"" . esc_attr( $rel ) . "\">";
</ins><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></span></pre>
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