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<title>[23510] trunk/wp-includes/option.php: Ensure we strictly compare 'alloptions' and 'notoptions' when protecting these special options.</title>
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<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/23510">23510</a></dd>
<dt>Author</dt> <dd>nacin</dd>
<dt>Date</dt> <dd>2013-02-28 16:49:20 +0000 (Thu, 28 Feb 2013)</dd>
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<h3>Log Message</h3>
<pre>Ensure we strictly compare 'alloptions' and 'notoptions' when protecting these special options.
Trim and check for emptiness of $option in delete_option(), as done for get, update, and add.
fixes <a href="http://core.trac.wordpress.org/ticket/23289">#23289</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludesoptionphp">trunk/wp-includes/option.php</a></li>
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<h3>Diff</h3>
<a id="trunkwpincludesoptionphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/option.php (23509 => 23510)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/option.php 2013-02-28 16:48:33 UTC (rev 23509)
+++ trunk/wp-includes/option.php 2013-02-28 16:49:20 UTC (rev 23510)
</span><span class="lines">@@ -104,8 +104,7 @@
</span><span class="cx"> * @param string $option Option name.
</span><span class="cx"> */
</span><span class="cx"> function wp_protect_special_option( $option ) {
</span><del>- $protected = array( 'alloptions', 'notoptions' );
- if ( in_array( $option, $protected ) )
</del><ins>+ if ( 'alloptions' === $option || 'notoptions' === $option )
</ins><span class="cx"> wp_die( sprintf( __( '%s is a protected WP option and may not be modified' ), esc_html( $option ) ) );
</span><span class="cx"> }
</span><span class="cx">
</span><span class="lines">@@ -360,6 +359,10 @@
</span><span class="cx"> function delete_option( $option ) {
</span><span class="cx"> global $wpdb;
</span><span class="cx">
</span><ins>+ $option = trim( $option );
+ if ( empty( $option ) )
+ return false;
+
</ins><span class="cx"> wp_protect_special_option( $option );
</span><span class="cx">
</span><span class="cx"> // Get the ID, if no ID then return
</span></span></pre>
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