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<title>[16019] trunk/wp-includes/comment.php: Add filters to WP_Comment_Query.</title>
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<div id="msg">
<dl>
<dt>Revision</dt> <dd><a href="http://trac.wordpress.org/changeset/16019">16019</a></dd>
<dt>Author</dt> <dd>scribu</dd>
<dt>Date</dt> <dd>2010-10-27 18:49:45 +0000 (Wed, 27 Oct 2010)</dd>
</dl>
<h3>Log Message</h3>
<pre>Add filters to WP_Comment_Query. Props sc0ttkclark. Fixes <a href="http://trac.wordpress.org/ticket/15019">#15019</a></pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunkwpincludescommentphp">trunk/wp-includes/comment.php</a></li>
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<h3>Diff</h3>
<a id="trunkwpincludescommentphp"></a>
<div class="modfile"><h4>Modified: trunk/wp-includes/comment.php (16018 => 16019)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/wp-includes/comment.php 2010-10-27 18:16:52 UTC (rev 16018)
+++ trunk/wp-includes/comment.php 2010-10-27 18:49:45 UTC (rev 16019)
</span><span class="lines">@@ -229,7 +229,7 @@
</span><span class="cx"> );
</span><span class="cx">
</span><span class="cx"> $this->query_vars = wp_parse_args( $query_vars, $defaults );
</span><del>-
</del><ins>+ do_action_ref_array( 'pre_get_comments', array( &$this ) );
</ins><span class="cx"> extract( $this->query_vars, EXTR_SKIP );
</span><span class="cx">
</span><span class="cx"> // $args can be whatever, only use the args defined in defaults to compute the key
</span><span class="lines">@@ -299,29 +299,35 @@
</span><span class="cx"> $limit = '';
</span><span class="cx"> }
</span><span class="cx">
</span><del>- $post_where = "WHERE $approved";
</del><ins>+ $where = "WHERE $approved";
</ins><span class="cx">
</span><span class="cx"> if ( ! empty($post_id) )
</span><del>- $post_where .= $wpdb->prepare( ' AND comment_post_ID = %d', $post_id );
</del><ins>+ $where .= $wpdb->prepare( ' AND comment_post_ID = %d', $post_id );
</ins><span class="cx"> if ( '' !== $author_email )
</span><del>- $post_where .= $wpdb->prepare( 'AND comment_author_email = %s', $author_email );
</del><ins>+ $where .= $wpdb->prepare( ' AND comment_author_email = %s', $author_email );
</ins><span class="cx"> if ( '' !== $karma )
</span><del>- $post_where .= $wpdb->prepare( 'AND comment_karma = %d', $karma );
</del><ins>+ $where .= $wpdb->prepare( ' AND comment_karma = %d', $karma );
</ins><span class="cx"> if ( 'comment' == $type )
</span><del>- $post_where .= " AND comment_type = ''";
</del><ins>+ $where .= " AND comment_type = ''";
</ins><span class="cx"> elseif ( ! empty( $type ) )
</span><del>- $post_where .= $wpdb->prepare( ' AND comment_type = %s', $type );
</del><ins>+ $where .= $wpdb->prepare( ' AND comment_type = %s', $type );
</ins><span class="cx"> if ( '' !== $parent )
</span><del>- $post_where .= $wpdb->prepare( ' AND comment_parent = %d', $parent );
</del><ins>+ $where .= $wpdb->prepare( ' AND comment_parent = %d', $parent );
</ins><span class="cx"> if ( '' !== $user_id )
</span><del>- $post_where .= $wpdb->prepare( ' AND user_id = %d', $user_id );
</del><ins>+ $where .= $wpdb->prepare( ' AND user_id = %d', $user_id );
</ins><span class="cx"> if ( '' !== $search )
</span><del>- $post_where .= $this->get_search_sql( $search, array( 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_author_IP', 'comment_content' ) );
</del><ins>+ $where .= $this->get_search_sql( $search, array( 'comment_author', 'comment_author_email', 'comment_author_url', 'comment_author_IP', 'comment_content' ) );
</ins><span class="cx">
</span><ins>+ $pieces = array( 'where', 'orderby', 'order', 'limit' );
+ $clauses = apply_filters_ref_array( 'comments_clauses', array( compact( $pieces ), &$this ) );
+ foreach ( $pieces as $piece )
+ $$piece = isset( $clauses[ $piece ] ) ? $clauses[ $piece ] : '';
+
</ins><span class="cx"> if ( $count )
</span><del>- return $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->comments $post_where ORDER BY $orderby $order $limit" );
</del><ins>+ return $wpdb->get_var( "SELECT COUNT(*) FROM $wpdb->comments $where ORDER BY $orderby $order $limit" );
</ins><span class="cx">
</span><del>- $comments = $wpdb->get_results( "SELECT * FROM $wpdb->comments $post_where ORDER BY $orderby $order $limit" );
</del><ins>+ $comments = $wpdb->get_results( "SELECT * FROM $wpdb->comments $where ORDER BY $orderby $order $limit" );
+ $comments = apply_filters_ref_array( 'the_comments', array( $comments, &$this ) );
</ins><span class="cx">
</span><span class="cx"> wp_cache_add( $cache_key, $comments, 'comment' );
</span><span class="cx">
</span></span></pre>
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