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<title>[17527] branches/3.1/wp-includes:
  Return false instead of WP_Error from get_term_by()
  if the term does not exist.</title>
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<div id="msg">
<dl>
<dt>Revision</dt> <dd><a href="http://trac.wordpress.org/changeset/17527">17527</a></dd>
<dt>Author</dt> <dd>ryan</dd>
<dt>Date</dt> <dd>2011-03-22 20:07:50 +0000 (Tue, 22 Mar 2011)</dd>
</dl>

<h3>Log Message</h3>
<pre>Return false instead of WP_Error from get_term_by() if the term does not exist. Makes fetching a term by id consistent with slug and name. Props hakre. fixes <a href="http://trac.wordpress.org/ticket/16464">#16464</a> <a href="http://trac.wordpress.org/ticket/16717">#16717</a> for 3.1</pre>

<h3>Modified Paths</h3>
<ul>
<li><a href="#branches31wpincludesqueryphp">branches/3.1/wp-includes/query.php</a></li>
<li><a href="#branches31wpincludestaxonomyphp">branches/3.1/wp-includes/taxonomy.php</a></li>
</ul>

</div>
<div id="patch">
<h3>Diff</h3>
<a id="branches31wpincludesqueryphp"></a>
<div class="modfile"><h4>Modified: branches/3.1/wp-includes/query.php (17526 => 17527)</h4>
<pre class="diff"><span>
<span class="info">--- branches/3.1/wp-includes/query.php        2011-03-22 20:06:38 UTC (rev 17526)
+++ branches/3.1/wp-includes/query.php        2011-03-22 20:07:50 UTC (rev 17527)
</span><span class="lines">@@ -2190,7 +2190,7 @@
</span><span class="cx">                                 if ( !empty( $cat_query ) ) {
</span><span class="cx">                                         $cat_query = reset( $cat_query );
</span><span class="cx">                                         $the_cat = get_term_by( $cat_query['field'], $cat_query['terms'][0], 'category' );
</span><del>-                                        if ( $the_cat &amp;&amp; ! is_wp_error( $the_cat ) ) {
</del><ins>+                                        if ( $the_cat ) {
</ins><span class="cx">                                                 $this-&gt;set( 'cat', $the_cat-&gt;term_id );
</span><span class="cx">                                                 $this-&gt;set( 'category_name', $the_cat-&gt;slug );
</span><span class="cx">                                         }
</span><span class="lines">@@ -2202,7 +2202,7 @@
</span><span class="cx">                                 if ( !empty( $tag_query ) ) {
</span><span class="cx">                                         $tag_query = reset( $tag_query );
</span><span class="cx">                                         $the_tag = get_term_by( $tag_query['field'], $tag_query['terms'][0], 'post_tag' );
</span><del>-                                        if ( $the_tag &amp;&amp; ! is_wp_error( $the_tag ) ) {
</del><ins>+                                        if ( $the_tag ) {
</ins><span class="cx">                                                 $this-&gt;set( 'tag_id', $the_tag-&gt;term_id );
</span><span class="cx">                                         }
</span><span class="cx">                                         unset( $the_tag );
</span></span></pre></div>
<a id="branches31wpincludestaxonomyphp"></a>
<div class="modfile"><h4>Modified: branches/3.1/wp-includes/taxonomy.php (17526 => 17527)</h4>
<pre class="diff"><span>
<span class="info">--- branches/3.1/wp-includes/taxonomy.php        2011-03-22 20:06:38 UTC (rev 17526)
+++ branches/3.1/wp-includes/taxonomy.php        2011-03-22 20:07:50 UTC (rev 17527)
</span><span class="lines">@@ -889,7 +889,10 @@
</span><span class="cx">                 $value = stripslashes($value);
</span><span class="cx">                 $field = 't.name';
</span><span class="cx">         } else {
</span><del>-                return get_term( (int) $value, $taxonomy, $output, $filter);
</del><ins>+                $term = get_term( (int) $value, $taxonomy, $output, $filter);
+                if ( is_wp_error( $term ) )
+                        $term = false;
+                return $term;
</ins><span class="cx">         }
</span><span class="cx"> 
</span><span class="cx">         $term = $wpdb-&gt;get_row( $wpdb-&gt;prepare( &quot;SELECT t.*, tt.* FROM $wpdb-&gt;terms AS t INNER JOIN $wpdb-&gt;term_taxonomy AS tt ON t.term_id = tt.term_id WHERE tt.taxonomy = %s AND $field = %s LIMIT 1&quot;, $taxonomy, $value) );
</span></span></pre>
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