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<title>[28958] trunk/src/wp-includes/canonical.php: Canonical redirects should only be applied for GET requests.</title>
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<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/28958">28958</a></dd>
<dt>Author</dt> <dd>SergeyBiryukov</dd>
<dt>Date</dt> <dd>2014-07-02 14:10:07 +0000 (Wed, 02 Jul 2014)</dd>
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<h3>Log Message</h3>
<pre>Canonical redirects should only be applied for GET requests.
props c.axelsson.
fixes <a href="http://core.trac.wordpress.org/ticket/27498">#27498</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludescanonicalphp">trunk/src/wp-includes/canonical.php</a></li>
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<h3>Diff</h3>
<a id="trunksrcwpincludescanonicalphp"></a>
<div class="modfile"><h4>Modified: trunk/src/wp-includes/canonical.php (28957 => 28958)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/src/wp-includes/canonical.php 2014-07-02 13:20:02 UTC (rev 28957)
+++ trunk/src/wp-includes/canonical.php 2014-07-02 14:10:07 UTC (rev 28958)
</span><span class="lines">@@ -39,6 +39,10 @@
</span><span class="cx"> function redirect_canonical( $requested_url = null, $do_redirect = true ) {
</span><span class="cx"> global $wp_rewrite, $is_IIS, $wp_query, $wpdb;
</span><span class="cx">
</span><ins>+ if ( isset( $_SERVER['REQUEST_METHOD'] ) && 'GET' !== $_SERVER['REQUEST_METHOD'] ) {
+ return;
+ }
+
</ins><span class="cx"> // If we're not in wp-admin and the post has been published and preview nonce
</span><span class="cx"> // is non-existent or invalid then no need for preview in query
</span><span class="cx"> if ( is_preview() && get_query_var( 'p' ) && 'publish' == get_post_status( get_query_var( 'p' ) ) ) {
</span><span class="lines">@@ -49,8 +53,9 @@
</span><span class="cx"> }
</span><span class="cx"> }
</span><span class="cx">
</span><del>- if ( is_trackback() || is_search() || is_comments_popup() || is_admin() || !empty($_POST) || is_preview() || is_robots() || ( $is_IIS && !iis7_supports_permalinks() ) )
</del><ins>+ if ( is_trackback() || is_search() || is_comments_popup() || is_admin() || is_preview() || is_robots() || ( $is_IIS && !iis7_supports_permalinks() ) ) {
</ins><span class="cx"> return;
</span><ins>+ }
</ins><span class="cx">
</span><span class="cx"> if ( !$requested_url ) {
</span><span class="cx"> // build the URL in the address bar
</span></span></pre>
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