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<title>[30617] trunk/src/wp-includes/meta.php: 4.1 Docs Audit: Improve inline documentation for various `WP_Meta_Query` methods introduced or modified in 4.1.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/30617">30617</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/30617","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>DrewAPicture</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2014-11-28 12:01:21 +0000 (Fri, 28 Nov 2014)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>4.1 Docs Audit: Improve inline documentation for various `WP_Meta_Query` methods introduced or modified in 4.1.
See <a href="https://core.trac.wordpress.org/ticket/30469">#30469</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpincludesmetaphp">trunk/src/wp-includes/meta.php</a></li>
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<h3>Diff</h3>
<a id="trunksrcwpincludesmetaphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/meta.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/meta.php 2014-11-28 11:56:20 UTC (rev 30616)
+++ trunk/src/wp-includes/meta.php 2014-11-28 12:01:21 UTC (rev 30617)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -978,7 +978,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * Ensure the `meta_query` argument passed to the class constructor is well-formed.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * Ensure the 'meta_query' argument passed to the class constructor is well-formed.
</ins><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * Eliminates empty items and ensures that a 'relation' is set.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1231,9 +1231,9 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.1.0
</span><span class="cx" style="display: block; padding: 0 10px"> * @access protected
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param array $query Query to parse.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param array $query Query to parse, passed by reference.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @param int $depth Optional. Number of tree levels deep we currently are.
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * Used to calculate indentation.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * Used to calculate indentation. Default 0.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @return array {
</span><span class="cx" style="display: block; padding: 0 10px"> * Array containing JOIN and WHERE SQL clauses to append to a single query array.
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1315,7 +1315,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> * @since 4.1.0
</span><span class="cx" style="display: block; padding: 0 10px"> * @access public
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * @param array $clause Query clause.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * @param array $clause Query clause, passed by reference.
</ins><span class="cx" style="display: block; padding: 0 10px"> * @param array $parent_query Parent query array.
</span><span class="cx" style="display: block; padding: 0 10px"> * @return array {
</span><span class="cx" style="display: block; padding: 0 10px"> * Array containing JOIN and WHERE SQL clauses to append to a first-order query.
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1446,16 +1446,19 @@
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> /**
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * Identify an existing table alias that is compatible with the current query clause.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * Identify an existing table alias that is compatible with the current
+ * query clause.
</ins><span class="cx" style="display: block; padding: 0 10px"> *
</span><span class="cx" style="display: block; padding: 0 10px"> * We avoid unnecessary table joins by allowing each clause to look for
</span><span class="cx" style="display: block; padding: 0 10px"> * an existing table alias that is compatible with the query that it
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- * needs to perform. An existing alias is compatible if (a) it is a
- * sibling of $clause (ie, it's under the scope of the same relation),
- * and (b) the combination of operator and relation between the clauses
- * allows for a shared table join. In the case of WP_Meta_Query, this
- * only applies to IN clauses that are connected by the relation OR.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * needs to perform.
</ins><span class="cx" style="display: block; padding: 0 10px"> *
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ * An existing alias is compatible if (a) it is a sibling of `$clause`
+ * (ie, it's under the scope of the same relation), and (b) the combination
+ * of operator and relation between the clauses allows for a shared table join.
+ * In the case of {@see WP_Meta_Query}, this only applies to 'IN' clauses that
+ * are connected by the relation 'OR'.
+ *
</ins><span class="cx" style="display: block; padding: 0 10px"> * @since 4.1.0
</span><span class="cx" style="display: block; padding: 0 10px"> * @access protected
</span><span class="cx" style="display: block; padding: 0 10px"> *
</span></span></pre>
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