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<title>[13087] trunk/wp-includes/taxonomy.php:
Prevent Terms from being created in multiple taxonomies.</title>
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<div id="msg">
<dl>
<dt>Revision</dt> <dd><a href="http://trac.wordpress.org/changeset/13087">13087</a></dd>
<dt>Author</dt> <dd>dd32</dd>
<dt>Date</dt> <dd>2010-02-13 05:52:27 +0000 (Sat, 13 Feb 2010)</dd>
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<h3>Log Message</h3>
<pre>Prevent Terms from being created in multiple taxonomies. If a slug is provided by the user, error out if it exists, else make the auto slug unique. See <a href="http://trac.wordpress.org/ticket/11838">#11838</a></pre>
<h3>Modified Paths</h3>
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<li><a href="#trunkwpincludestaxonomyphp">trunk/wp-includes/taxonomy.php</a></li>
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<h3>Diff</h3>
<a id="trunkwpincludestaxonomyphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/taxonomy.php (13086 => 13087)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/taxonomy.php 2010-02-13 05:40:47 UTC (rev 13086)
+++ trunk/wp-includes/taxonomy.php 2010-02-13 05:52:27 UTC (rev 13087)
</span><span class="lines">@@ -1436,6 +1436,8 @@
</span><span class="cx">
</span><span class="cx"> if ( empty($slug) )
</span><span class="cx"> $slug = sanitize_title($name);
</span><ins>+ elseif ( is_term($slug) ) // Provided slug issue.
+ return new WP_Error('term_slug_exists', __('A Term with the slug provided already exists.'));
</ins><span class="cx">
</span><span class="cx"> $term_group = 0;
</span><span class="cx"> if ( $alias_of ) {
</span><span class="lines">@@ -1452,7 +1454,9 @@
</span><span class="cx"> }
</span><span class="cx"> }
</span><span class="cx">
</span><del>- if ( ! $term_id = is_term($slug) ) {
</del><ins>+ if ( ! $term_id = is_term($slug, $taxonomy) ) {
+ // Make sure the slug is unique accross all taxonomies.
+ $slug = wp_unique_term_slug($slug, (object) $args);
</ins><span class="cx"> if ( !is_multisite() ) {
</span><span class="cx"> if ( false === $wpdb->insert( $wpdb->terms, compact( 'name', 'slug', 'term_group' ) ) )
</span><span class="cx"> return new WP_Error('db_insert_error', __('Could not insert term into the database'), $wpdb->last_error);
</span></span></pre>
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