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<title>[11777] trunk/wp-includes: rel=canonical for singular pages.</title>
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<dt>Revision</dt> <dd><a href="http://trac.wordpress.org/changeset/11777">11777</a></dd>
<dt>Author</dt> <dd>ryan</dd>
<dt>Date</dt> <dd>2009-08-05 16:43:51 +0000 (Wed, 05 Aug 2009)</dd>
</dl>
<h3>Log Message</h3>
<pre>rel=canonical for singular pages. see <a href="http://trac.wordpress.org/ticket/10115">#10115</a></pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludesdefaultfiltersphp">trunk/wp-includes/default-filters.php</a></li>
<li><a href="#trunkwpincludeslinktemplatephp">trunk/wp-includes/link-template.php</a></li>
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<div id="patch">
<h3>Diff</h3>
<a id="trunkwpincludesdefaultfiltersphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/default-filters.php (11776 => 11777)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/default-filters.php 2009-08-05 05:56:00 UTC (rev 11776)
+++ trunk/wp-includes/default-filters.php 2009-08-05 16:43:51 UTC (rev 11777)
</span><span class="lines">@@ -178,6 +178,7 @@
</span><span class="cx"> add_action('wp_head', 'wp_print_styles', 8);
</span><span class="cx"> add_action('wp_head', 'wp_print_head_scripts', 9);
</span><span class="cx"> add_action('wp_head', 'wp_generator');
</span><ins>+add_action('wp_head', 'rel_canonical');
</ins><span class="cx"> add_action('wp_footer', 'wp_print_footer_scripts');
</span><span class="cx"> if(!defined('DOING_CRON'))
</span><span class="cx"> add_action('sanitize_comment_cookies', 'wp_cron');
</span></span></pre></div>
<a id="trunkwpincludeslinktemplatephp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/link-template.php (11776 => 11777)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/link-template.php 2009-08-05 05:56:00 UTC (rev 11776)
+++ trunk/wp-includes/link-template.php 2009-08-05 16:43:51 UTC (rev 11777)
</span><span class="lines">@@ -1806,4 +1806,22 @@
</span><span class="cx"> return apply_filters('plugins_url', $url, $path, $plugin);
</span><span class="cx"> }
</span><span class="cx">
</span><ins>+/**
+ * Output rel=canonical for singular queries
+ *
+ * @package WordPress
+ * @since 2.9.0
+*/
+function rel_canonical() {
+ if ( !is_singular() )
+ return;
+
+ global $wp_the_query;
+ if ( !$id = $wp_the_query->get_queried_object_id() )
+ return;
+
+ $link = get_permalink( $id );
+ echo "<link rel='canonical' href='$link' />\n";
+}
+
</ins><span class="cx"> ?>
</span></span></pre>
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