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<title>[23436] trunk/wp-includes: WP_Query: `post_parent__in` and `post_parent__not_in`.</title>
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<dl class="meta">
<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/23436">23436</a></dd>
<dt>Author</dt> <dd>nacin</dd>
<dt>Date</dt> <dd>2013-02-16 02:08:46 +0000 (Sat, 16 Feb 2013)</dd>
</dl>
<h3>Log Message</h3>
<pre>WP_Query: `post_parent__in` and `post_parent__not_in`. props wonderboymusic. fixes <a href="http://core.trac.wordpress.org/ticket/11056">#11056</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludesclasswpphp">trunk/wp-includes/class-wp.php</a></li>
<li><a href="#trunkwpincludesqueryphp">trunk/wp-includes/query.php</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunkwpincludesclasswpphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/class-wp.php (23435 => 23436)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/class-wp.php 2013-02-15 22:58:45 UTC (rev 23435)
+++ trunk/wp-includes/class-wp.php 2013-02-16 02:08:46 UTC (rev 23436)
</span><span class="lines">@@ -25,7 +25,7 @@
</span><span class="cx"> * @since 2.0.0
</span><span class="cx"> * @var array
</span><span class="cx"> */
</span><del>- var $private_query_vars = array('offset', 'posts_per_page', 'posts_per_archive_page', 'showposts', 'nopaging', 'post_type', 'post_status', 'category__in', 'category__not_in', 'category__and', 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and', 'tag_id', 'post_mime_type', 'perm', 'comments_per_page', 'post__in', 'post__not_in');
</del><ins>+ var $private_query_vars = array( 'offset', 'posts_per_page', 'posts_per_archive_page', 'showposts', 'nopaging', 'post_type', 'post_status', 'category__in', 'category__not_in', 'category__and', 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and', 'tag_id', 'post_mime_type', 'perm', 'comments_per_page', 'post__in', 'post__not_in', 'post_parent__in', 'post_parent__not_in' );
</ins><span class="cx">
</span><span class="cx"> /**
</span><span class="cx"> * Extra query variables set by the user.
</span></span></pre></div>
<a id="trunkwpincludesqueryphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/query.php (23435 => 23436)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/query.php 2013-02-15 22:58:45 UTC (rev 23435)
+++ trunk/wp-includes/query.php 2013-02-16 02:08:46 UTC (rev 23436)
</span><span class="lines">@@ -1406,8 +1406,8 @@
</span><span class="cx"> $array[$key] = '';
</span><span class="cx"> }
</span><span class="cx">
</span><del>- $array_keys = array('category__in', 'category__not_in', 'category__and', 'post__in', 'post__not_in',
- 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and');
</del><ins>+ $array_keys = array( 'category__in', 'category__not_in', 'category__and', 'post__in', 'post__not_in',
+ 'tag__in', 'tag__not_in', 'tag__and', 'tag_slug__in', 'tag_slug__and', 'post_parent__in', 'post_parent__not_in' );
</ins><span class="cx">
</span><span class="cx"> foreach ( $array_keys as $key ) {
</span><span class="cx"> if ( !isset($array[$key]) )
</span><span class="lines">@@ -2167,8 +2167,15 @@
</span><span class="cx"> $where .= " AND {$wpdb->posts}.ID NOT IN ($post__not_in)";
</span><span class="cx"> }
</span><span class="cx">
</span><del>- if ( is_numeric($q['post_parent']) )
</del><ins>+ if ( is_numeric( $q['post_parent'] ) ) {
</ins><span class="cx"> $where .= $wpdb->prepare( " AND $wpdb->posts.post_parent = %d ", $q['post_parent'] );
</span><ins>+ } elseif ( $q['post_parent__in'] ) {
+ $post_parent__in = implode( ',', array_map( 'absint', $q['post_parent__in'] ) );
+ $where .= " AND {$wpdb->posts}.post_parent IN ($post_parent__in)";
+ } elseif ( $q['post_parent__not_in'] ) {
+ $post_parent__not_in = implode( ',', array_map( 'absint', $q['post_parent__not_in'] ) );
+ $where .= " AND {$wpdb->posts}.post_parent NOT IN ($post_parent__not_in)";
+ }
</ins><span class="cx">
</span><span class="cx"> if ( $q['page_id'] ) {
</span><span class="cx"> if ( ('page' != get_option('show_on_front') ) || ( $q['page_id'] != get_option('page_for_posts') ) ) {
</span><span class="lines">@@ -2339,6 +2346,8 @@
</span><span class="cx"> $orderby = '';
</span><span class="cx"> } elseif ( $q['orderby'] == 'post__in' && ! empty( $post__in ) ) {
</span><span class="cx"> $orderby = "FIELD( {$wpdb->posts}.ID, $post__in )";
</span><ins>+ } elseif ( $q['orderby'] == 'post_parent__in' && ! empty( $post_parent__in ) ) {
+ $orderby = "FIELD( {$wpdb->posts}.post_parent, $post_parent__in )";
</ins><span class="cx"> } else {
</span><span class="cx"> // Used to filter values
</span><span class="cx"> $allowed_keys = array('name', 'author', 'date', 'title', 'modified', 'menu_order', 'parent', 'ID', 'rand', 'comment_count');
</span></span></pre>
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