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<title>[29045] trunk: WP_Comment_Query: Add fields => 'ids' query var.</title>
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<div id="msg">
<dl class="meta">
<dt>Revision</dt> <dd><a href="http://core.trac.wordpress.org/changeset/29045">29045</a></dd>
<dt>Author</dt> <dd>nacin</dd>
<dt>Date</dt> <dd>2014-07-09 18:15:42 +0000 (Wed, 09 Jul 2014)</dd>
</dl>
<h3>Log Message</h3>
<pre>WP_Comment_Query: Add fields => 'ids' query var.
props mordauk.
fixes <a href="http://core.trac.wordpress.org/ticket/28434">#28434</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludescommentphp">trunk/src/wp-includes/comment.php</a></li>
<li><a href="#trunktestsphpunittestscommentqueryphp">trunk/tests/phpunit/tests/comment/query.php</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpincludescommentphp"></a>
<div class="modfile"><h4>Modified: trunk/src/wp-includes/comment.php (29044 => 29045)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/src/wp-includes/comment.php 2014-07-09 18:06:54 UTC (rev 29044)
+++ trunk/src/wp-includes/comment.php 2014-07-09 18:15:42 UTC (rev 29045)
</span><span class="lines">@@ -245,6 +245,7 @@
</span><span class="cx">
</span><span class="cx"> $defaults = array(
</span><span class="cx"> 'author_email' => '',
</span><ins>+ 'fields' => '',
</ins><span class="cx"> 'ID' => '',
</span><span class="cx"> 'karma' => '',
</span><span class="cx"> 'number' => '',
</span><span class="lines">@@ -368,8 +369,16 @@
</span><span class="cx"> if ( $this->query_vars['count'] ) {
</span><span class="cx"> $fields = 'COUNT(*)';
</span><span class="cx"> } else {
</span><del>- $fields = '*';
</del><ins>+ switch ( strtolower( $this->query_vars['fields'] ) ) {
+ case 'ids':
+ $fields = "$wpdb->comments.comment_ID";
+ break;
+ default:
+ $fields = "*";
+ break;
+ }
</ins><span class="cx"> }
</span><ins>+
</ins><span class="cx"> $join = '';
</span><span class="cx"> $where = $approved;
</span><span class="cx">
</span><span class="lines">@@ -460,6 +469,12 @@
</span><span class="cx"> if ( $this->query_vars['count'] ) {
</span><span class="cx"> return $wpdb->get_var( $query );
</span><span class="cx"> }
</span><ins>+
+ if ( 'ids' == $this->query_vars['fields'] ) {
+ $this->comments = $wpdb->get_col( $query );
+ return array_map( 'intval', $this->comments );
+ }
+
</ins><span class="cx"> $results = $wpdb->get_results( $query );
</span><span class="cx"> /**
</span><span class="cx"> * Filter the comment query results.
</span></span></pre></div>
<a id="trunktestsphpunittestscommentqueryphp"></a>
<div class="modfile"><h4>Modified: trunk/tests/phpunit/tests/comment/query.php (29044 => 29045)</h4>
<pre class="diff"><span>
<span class="info">--- trunk/tests/phpunit/tests/comment/query.php 2014-07-09 18:06:54 UTC (rev 29044)
+++ trunk/tests/phpunit/tests/comment/query.php 2014-07-09 18:15:42 UTC (rev 29045)
</span><span class="lines">@@ -180,4 +180,22 @@
</span><span class="cx"> $this->assertEquals( $users[1], $comments[2]->user_id );
</span><span class="cx">
</span><span class="cx"> }
</span><ins>+
+ /**
+ * @ticket 28434
+ */
+ function test_fields_ids_query() {
+ $comment_1 = $this->factory->comment->create( array( 'comment_post_ID' => $this->post_id, 'user_id' => 7, 'comment_approved' => '1' ) );
+ $comment_2 = $this->factory->comment->create( array( 'comment_post_ID' => $this->post_id, 'user_id' => 1, 'comment_approved' => '1' ) );
+ $comment_3 = $this->factory->comment->create( array( 'comment_post_ID' => $this->post_id, 'user_id' => 1, 'comment_approved' => '1' ) );
+
+ // Ensure we are dealing with integers, and not objects.
+ $this->assertInternalType( 'integer', $comment_1 );
+ $this->assertInternalType( 'integer', $comment_2 );
+ $this->assertInternalType( 'integer', $comment_3 );
+
+ $comment_ids = get_comments( array( 'fields' => 'ids' ) );
+ $this->assertCount( 3, $comment_ids );
+ $this->assertEquals( array( $comment_1, $comment_2, $comment_3 ), $comment_ids );
+ }
</ins><span class="cx"> }
</span></span></pre>
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